ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.2 by pcg, Mon Nov 24 17:31:27 2003 UTC vs.
Revision 1.333 by sf-exg, Sun Jan 24 21:53:13 2010 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.2 2003/11/24 17:31:27 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
33#include "salloc.C" // HACK, should be a seperate compile!
34
36inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
37{ 36{
38 while (len--) 37 while (len--)
39 *start++ = value; 38 *start++ = value;
40} 39}
41 40
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
48#define TABSIZE 8 /* default tab size */ 43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */
49 45
50/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 51 view_start = 0
56#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
63 59
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
76 72
77/* these must be row_col_t */ 73/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 86
91/* 87/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 89 */
96#define drawBuffer (R->TermWin.vt) 90#define CLEAR_CHARS(x, y, num) \
97 91 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 92 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 93 (unsigned int)Width2Pixel (num), \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \
108 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \
113 (unsigned int)R->TermWin.width, \
114 (unsigned int)Height2Pixel(num))
115 95
116/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
119/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 101void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 103{
124 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
118
127 while (width--) 119 while (width--)
128 { 120 {
129 *et++ = ' '; 121 *et++ = ' ';
130 *er++ = efs; 122 *er++ = efs;
131 } 123 }
132} 124}
133 125
134/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 128void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 130{
140 int width = R->TermWin.ncol; 131 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 132
143#ifdef DEBUG_STRICT 133 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 134 l.f = 0;
145#endif 135}
146 if (tp[row] == NULL) { 136
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 137// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 138void
149 } 139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
151} 154}
152 155
153/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 159
157void 160void
158rxvt_scr_reset(pR) 161rxvt_term::scr_reset ()
159{ 162{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 163 view_start = 0;
161 total_rows, prev_total_rows;
162 unsigned int p, q;
163 int k;
164 rend_t setrstyle;
165
166 D_SCREEN((stderr, "rxvt_scr_reset()"));
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R->h);
170 R->h->num_scr = 0; 164 num_scr = 0;
171 165
172 prev_ncol = R->h->prev_ncol; 166 if (ncol == 0)
173 prev_nrow = R->h->prev_nrow; 167 ncol = 80;
174 if (R->TermWin.ncol == 0) 168
175 R->TermWin.ncol = 80; 169 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 170 nrow = 24;
177 R->TermWin.nrow = 24; 171
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 173 return;
182 174
175 // we need at least two lines for wrapping to work correctly
176 while (nrow + saveLines < 2)
177 {
178 //TODO//FIXME
179 saveLines++;
180 prev_nrow--;
181 top_row--;
182 }
183
183 R->h->want_refresh = 1; 184 want_refresh = 1;
184 185
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 186 int prev_total_rows = prev_nrow + saveLines;
187 total_rows = nrow + saveLines;
187 188
188 R->screen.tscroll = 0; 189 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
190 191
191 if (prev_nrow == 0) { 192 if (!row_buf)
192/* 193 {
194 /*
193 * A: first time called so just malloc everything : don't rely on realloc 195 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL 196 */
195 */ 197 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 198 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 199
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 202
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 206
209 for (p = 0; p < nrow; p++) { 207 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines; 208 {
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 q, DEFAULT_RSTYLE); 210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend, 211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 p, DEFAULT_RSTYLE); 212 }
215 R->screen.tlen[q] = R->swap.tlen[p] = 0; 213
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend, 214 memset (charsets, 'B', sizeof (charsets));
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->h->charsets, 'B', sizeof(R->h->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->h->rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 218 screen.charset = 0;
225 R->h->current_screen = PRIMARY; 219 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 220 scr_cursor (SAVE);
221
227#if NSCREENS 222#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 225 swap.charset = 0;
231 R->h->current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 227 scr_cursor (SAVE);
233 R->h->current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
230
235 R->selection.text = NULL; 231 selection.text = NULL;
236 R->selection.len = 0; 232 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 235 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R); 236 selection.clip_text = NULL;
241 R->h->rvideo = 0; 237 selection.clip_len = 0;
242
243 } else {
244/*
245 * B1: add or delete rows as appropriate
246 */
247 setrstyle = DEFAULT_RSTYLE;
248
249 if (nrow < prev_nrow) {
250 /* delete rows */
251 k = min(R->TermWin.nscrolled, prev_nrow - nrow);
252 rxvt_scroll_text(aR_ 0, (int)prev_nrow - 1, k, 1);
253 for (p = nrow; p < prev_nrow; p++) {
254 q = p + R->TermWin.saveLines;
255 if (R->screen.text[q]) {
256#ifdef DEBUG_STRICT
257 assert(R->screen.rend[q]);
258#endif
259 free(R->screen.text[q]);
260 free(R->screen.rend[q]);
261 }
262 if (R->swap.text[p]) {
263#ifdef DEBUG_STRICT
264 assert(R->swap.rend[p]);
265#endif
266 free(R->swap.text[p]);
267 free(R->swap.rend[p]);
268 }
269#ifdef DEBUG_STRICT
270 assert(R->drawn_text[p] && R->drawn_rend[p]);
271#endif
272 free(R->drawn_text[p]);
273 free(R->drawn_rend[p]);
274 } 238 }
275 /* we have fewer rows so fix up cursor position */ 239 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 240 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 241 /*
242 * add or delete rows as appropriate
243 */
278 244
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 245 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
246 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
280 247
281 } else if (nrow > prev_nrow) { 248#if 0
282 /* add rows */ 249 if (nrow < prev_nrow)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 250 {
251 for (int row = nrow; row < prev_nrow; row++)
252 {
253 lfree (swap_buf [row]);
254 lfree (drawn_buf[row]);
255 }
256 }
257#endif
284 258
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 259 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
286 for (p = prev_total_rows; p < total_rows; p++) { 260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
287 R->screen.tlen[p] = 0; 261
288 R->screen.text[p] = NULL; 262 for (int row = min (nrow, prev_nrow); row--; )
289 R->screen.rend[p] = NULL; 263 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf;
275 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
276
277 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
278 int pend = MOD (term_start + top_row , prev_total_rows);
279 int q = total_rows; // rewrapped row
280
281 if (top_row)
282 {
283 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
284 // to come up with a lean and mean algorithm.
285 // TODO: maybe optimise when width didn't change
286
287 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289
290 do
291 {
292 p = MOD (p - 1, prev_total_rows);
293 assert (old_buf [MOD (p, prev_total_rows)].t);
294 int plines = 1;
295 int llen = old_buf [MOD (p, prev_total_rows)].l;
296
297 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
298 {
299 p = MOD (p - 1, prev_total_rows);
300
301 plines++;
302 llen += prev_ncol;
303 }
304
305 int qlines = max (0, (llen - 1) / ncol) + 1;
306
307 // drop partial lines completely
308 if (q < qlines)
309 break;
310
311 q -= qlines;
312
313 int lofs = 0;
314 line_t *qline;
315
316 // re-assemble the full line by destination lines
317 for (int qrow = q; qlines--; qrow++)
318 {
319 qline = row_buf + qrow;
320 lalloc (*qline);
321 qline->l = ncol;
322 qline->is_longer (1);
323
324 int qcol = 0;
325
326 // see below for cursor adjustment rationale
327 if (p == ocur.row)
328 screen.cur.row = q - (total_rows - nrow);
329
330 // fill a single destination line
331 while (lofs < llen && qcol < ncol)
332 {
333 int prow = lofs / prev_ncol;
334 int pcol = lofs % prev_ncol;
335
336 prow = MOD (p + prow, prev_total_rows);
337
338 // we only adjust the cursor _row_ and put it into
339 // the topmost line of "long line" it was in, as
340 // this seems to upset applications/shells/readline
341 // least.
342 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow);
344
345 line_t &pline = old_buf [prow];
346
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348
349 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
350 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
351
352 lofs += len;
353 qcol += len;
354 }
355 }
356
357 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
358 qline->is_longer (0);
359 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
360 }
361 while (p != pend && q > 0);
362
363 term_start = total_rows - nrow;
364 top_row = q - term_start;
365
366 // make sure all terminal lines exist
367 while (top_row > 0)
368 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
369 }
370 else
371 {
372 // if no scrollback exists (yet), wing, instead of wrap
373
374 for (int row = min (nrow, prev_nrow); row--; )
375 {
376 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
377 line_t &qline = row_buf [row];
378
379 qline = pline;
380 lresize (qline);
381 }
382
383 for (int row = prev_nrow; row < nrow; row++)
384 {
385 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
386 }
387
388 term_start = 0;
389 }
390
391 free (old_buf);
392 delete old_ta;
393 delete old_ra;
394
395 clamp_it (screen.cur.row, 0, nrow - 1);
396 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 397 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 398
292 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
293 p, setrstyle);
294 for (p = prev_nrow; p < nrow; p++) {
295 R->swap.tlen[p] = 0;
296 R->swap.text[p] = NULL;
297 R->swap.rend[p] = NULL;
298 R->drawn_text[p] = NULL;
299 R->drawn_rend[p] = NULL;
300 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend,
301 p, setrstyle);
302 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend,
303 p, setrstyle);
304 }
305 if (k > 0) {
306 rxvt_scroll_text(aR_ 0, (int)nrow - 1, -k, 1);
307 R->screen.cur.row += k;
308 R->screen.s_cur.row += k;
309 R->TermWin.nscrolled -= k;
310 }
311#ifdef DEBUG_STRICT
312 assert(R->screen.cur.row < R->TermWin.nrow);
313 assert(R->swap.cur.row < R->TermWin.nrow);
314#else /* drive with your eyes closed */
315 MIN_IT(R->screen.cur.row, nrow - 1);
316 MIN_IT(R->swap.cur.row, nrow - 1);
317#endif
318 }
319/* B2: resize columns */
320 if (ncol != prev_ncol) {
321 for (p = 0; p < total_rows; p++) {
322 if (R->screen.text[p]) {
323 R->screen.text[p] = (text_t *)rxvt_realloc(R->screen.text[p], ncol * sizeof(text_t));
324 R->screen.rend[p] = (rend_t *)rxvt_realloc(R->screen.rend[p], ncol * sizeof(rend_t));
325 MIN_IT(R->screen.tlen[p], (int16_t)ncol);
326 if (ncol > prev_ncol)
327 rxvt_blank_line(aR_
328 &(R->screen.text[p][prev_ncol]),
329 &(R->screen.rend[p][prev_ncol]),
330 ncol - prev_ncol,
331 setrstyle);
332 }
333 }
334 for (p = 0; p < nrow; p++) {
335 R->drawn_text[p] = (text_t *)rxvt_realloc(R->drawn_text[p], ncol * sizeof(text_t));
336 R->drawn_rend[p] = (rend_t *)rxvt_realloc(R->drawn_rend[p], ncol * sizeof(rend_t));
337 if (R->swap.text[p]) {
338 R->swap.text[p] = (text_t *)rxvt_realloc(R->swap.text[p], ncol * sizeof(text_t));
339 R->swap.rend[p] = (rend_t *)rxvt_realloc(R->swap.rend[p], ncol * sizeof(rend_t));
340 MIN_IT(R->swap.tlen[p], (int16_t)ncol);
341 if (ncol > prev_ncol)
342 rxvt_blank_line(aR_
343 &(R->swap.text[p][prev_ncol]),
344 &(R->swap.rend[p][prev_ncol]),
345 ncol - prev_ncol, setrstyle);
346 }
347 if (ncol > prev_ncol)
348 rxvt_blank_line(aR_
349 &(R->drawn_text[p][prev_ncol]),
350 &(R->drawn_rend[p][prev_ncol]),
351 ncol - prev_ncol, setrstyle);
352 }
353 MIN_IT(R->screen.cur.col, (int16_t)ncol - 1);
354 MIN_IT(R->swap.cur.col, (int16_t)ncol - 1);
355 }
356 if (R->tabs)
357 free(R->tabs); 399 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 400 tabs = (char *)rxvt_malloc (ncol);
361 401
362 for (p = 0; p < ncol; p++) 402 for (int col = ncol; --col; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 403 tabs [col] = col % TABSIZE == 0;
364 404
405 CLEAR_ALL_SELECTION ();
406
365 R->h->prev_nrow = nrow; 407 prev_nrow = nrow;
366 R->h->prev_ncol = ncol; 408 prev_ncol = ncol;
367 409
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->h->cmd_pid); 410 tt_winch ();
369}
370 411
371/* INTPROTO */ 412 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
372void
373rxvt_scr_reset_realloc(pR)
374{
375 uint16_t total_rows, nrow;
376
377 nrow = R->TermWin.nrow;
378 total_rows = nrow + R->TermWin.saveLines;
379/* *INDENT-OFF* */
380 R->screen.text = (text_t **)rxvt_realloc(R->screen.text, total_rows * sizeof(text_t *));
381 R->buf_text = (text_t **)rxvt_realloc(R->buf_text , total_rows * sizeof(text_t *));
382 R->drawn_text = (text_t **)rxvt_realloc(R->drawn_text , nrow * sizeof(text_t *));
383 R->swap.text = (text_t **)rxvt_realloc(R->swap.text , nrow * sizeof(text_t *));
384
385 R->screen.tlen = (int16_t *)rxvt_realloc(R->screen.tlen, total_rows * sizeof(int16_t));
386 R->swap.tlen = (int16_t *)rxvt_realloc(R->swap.tlen , total_rows * sizeof(int16_t));
387
388 R->screen.rend = (rend_t **)rxvt_realloc(R->screen.rend, total_rows * sizeof(rend_t *));
389 R->buf_rend = (rend_t **)rxvt_realloc(R->buf_rend , total_rows * sizeof(rend_t *));
390 R->drawn_rend = (rend_t **)rxvt_realloc(R->drawn_rend , nrow * sizeof(rend_t *));
391 R->swap.rend = (rend_t **)rxvt_realloc(R->swap.rend , nrow * sizeof(rend_t *));
392/* *INDENT-ON* */
393} 413}
394 414
395/* ------------------------------------------------------------------------- */ 415/* ------------------------------------------------------------------------- */
396/* 416/*
397 * Free everything. That way malloc debugging can find leakage. 417 * Free everything. That way malloc debugging can find leakage.
398 */ 418 */
399/* EXTPROTO */
400void 419void
401rxvt_scr_release(pR) 420rxvt_term::scr_release () NOTHROW
402{ 421{
403 uint16_t total_rows; 422 if (row_buf)
404 int i;
405
406 total_rows = R->TermWin.nrow + R->TermWin.saveLines;
407 for (i = 0; i < total_rows; i++) {
408 if (R->screen.text[i]) { /* then so is R->screen.rend[i] */
409 free(R->screen.text[i]);
410#ifdef DEBUG_STRICT
411 assert(R->screen.rend[i]);
412#endif
413 free(R->screen.rend[i]);
414 }
415 } 423 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 424 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 425 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 426
419 free(R->swap.text[i]); 427 free (row_buf);
420 free(R->swap.rend[i]); 428 free (swap_buf);
421 } 429 free (drawn_buf);
422 free(R->screen.text); 430 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 431
424 free(R->screen.rend);
425 free(R->drawn_text);
426 free(R->drawn_rend);
427 free(R->swap.text);
428 free(R->swap.tlen);
429 free(R->swap.rend);
430 free(R->buf_text);
431 free(R->buf_rend);
432 free(R->tabs); 432 free (tabs);
433 433 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 434 }
435 R->screen.text = R->drawn_text = R->swap.text = NULL;
436 R->screen.rend = R->drawn_rend = R->swap.rend = NULL;
437 R->screen.tlen = R->swap.tlen = NULL;
438 R->buf_text = NULL;
439 R->buf_rend = NULL;
440 R->tabs = NULL;
441} 435}
442 436
443/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
444/* 438/*
445 * Hard reset 439 * Hard/Soft reset
446 */ 440 */
447/* EXTPROTO */
448void 441void
449rxvt_scr_poweron(pR) 442rxvt_term::scr_poweron ()
450{ 443{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 444 scr_release ();
454 R->h->prev_nrow = R->h->prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 446 rvideo_mode = false;
447 scr_soft_reset ();
448 scr_reset ();
456 449
457 rxvt_scr_clear(aR); 450 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 451 scr_refresh ();
459#ifdef RXVT_GRAPHICS 452}
460 rxvt_Gr_reset(aR); 453
454void
455rxvt_term::scr_soft_reset ()
456{
457 /* only affects modes, nothing drastic such as clearing the screen */
458#if ENABLE_OVERLAY
459 scr_overlay_off ();
461#endif 460#endif
461
462 if (current_screen != PRIMARY)
463 scr_swap_screen ();
464
465 scr_scroll_region (0, MAX_ROWS - 1);
466 scr_rendition (0, ~RS_None);
467 scr_insert_mode (0);
462} 468}
463 469
464/* ------------------------------------------------------------------------- * 470/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 471 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 472 * ------------------------------------------------------------------------- */
467/* 473/*
468 * Save and Restore cursor 474 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 475 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 476 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 477 */
472/* EXTPROTO */
473void 478void
474rxvt_scr_cursor(pR_ int mode) 479rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 480{
476 screen_t *s; 481 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 482
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 483#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->h->current_screen == SECONDARY) 484 if (current_screen == SECONDARY)
482 s = &(R->swap); 485 s = &swap;
483 else 486 else
484#endif 487#endif
485 s = &(R->screen); 488 s = &screen;
489
486 switch (mode) { 490 switch (mode)
491 {
487 case SAVE: 492 case SAVE:
488 s->s_cur.row = s->cur.row; 493 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 494 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->h->rstyle; 495 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 496 s->s_charset = screen.charset;
492 s->s_charset_char = R->h->charsets[s->charset]; 497 s->s_charset_char = charsets[screen.charset];
493 break; 498 break;
499
494 case RESTORE: 500 case RESTORE:
495 R->h->want_refresh = 1; 501 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 502 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 503 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 504 screen.flags &= ~Screen_WrapNext;
499 R->h->rstyle = s->s_rstyle; 505 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 506 screen.charset = s->s_charset;
501 R->h->charsets[s->charset] = s->s_charset_char; 507 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 508 set_font_style ();
503 break; 509 break;
504 } 510 }
511
505/* boundary check in case screen size changed between SAVE and RESTORE */ 512 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 513 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 514 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 515 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 516 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 517}
512 MAX_IT(s->cur.row, 0); 518
513 MAX_IT(s->cur.col, 0); 519void
514#endif 520rxvt_term::scr_swap_screen ()
521{
522 if (!option (Opt_secondaryScreen))
523 return;
524
525 for (int i = prev_nrow; i--; )
526 ::swap (ROW(i), swap_buf [i]);
527
528 ::swap (screen.cur, swap.cur);
529
530 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
531 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 532}
516 533
517/* ------------------------------------------------------------------------- */ 534/* ------------------------------------------------------------------------- */
518/* 535/*
519 * Swap between primary and secondary screens 536 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 537 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 538 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 539 */
523/* EXTPROTO */ 540void
524int
525rxvt_scr_change_screen(pR_ int scrn) 541rxvt_term::scr_change_screen (int scrn)
526{ 542{
527 int i; 543 if (scrn == current_screen)
544 return;
545
546 want_refresh = 1;
547 view_start = 0;
548
549 selection_check (2); /* check for boundary cross */
550
551 current_screen = scrn;
552
528#if NSCREENS 553#if NSCREENS
529 int offset; 554 if (option (Opt_secondaryScreen))
530#endif
531
532 R->h->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R->h);
538
539 if (R->h->current_screen == scrn)
540 return R->h->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->h->current_screen, scrn, int);
545#if NSCREENS
546 R->h->num_scr = 0;
547 offset = R->TermWin.saveLines;
548 for (i = R->h->prev_nrow; i--;) {
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *);
552 } 555 {
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t); 556 num_scr = 0;
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t); 557
555# ifdef DEBUG_STRICT 558 scr_swap_screen ();
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->h->prev_nrow)); 559
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->h->prev_ncol)); 560 ::swap (screen.charset, swap.charset);
558# else /* drive with your eyes closed */ 561 ::swap (screen.flags, swap.flags);
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->h->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->h->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 562 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 563 swap.flags |= Screen_VisibleCursor;
568
569# ifdef RXVT_GRAPHICS
570
571 if (rxvt_Gr_Displayed(aR)) {
572 rxvt_Gr_scroll(aR_ 0);
573 rxvt_Gr_ChangeScreen(aR);
574 } 564 }
565 else
575# endif 566#endif
576#else 567 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY 568 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
578# ifdef RXVT_GRAPHICS 569}
579 if (rxvt_Gr_Displayed(aR)) 570
580 rxvt_Gr_ClearScreen(aR); 571// clear WrapNext indicator, solidifying position on next line
581# endif 572void
582 if (R->h->current_screen == PRIMARY 573rxvt_term::scr_do_wrap () NOTHROW
583# ifdef RXVT_GRAPHICS 574{
584 && !rxvt_Gr_Displayed(aR) 575 if (!(screen.flags & Screen_WrapNext))
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->h->prev_nrow - 1), R->h->prev_nrow, 0);
588# endif
589#endif
590 return scrn; 576 return;
577
578 screen.flags &= ~Screen_WrapNext;
579
580 screen.cur.col = 0;
581
582 if (screen.cur.row == screen.bscroll)
583 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
584 else if (screen.cur.row < nrow - 1)
585 screen.cur.row++;
591} 586}
592 587
593/* ------------------------------------------------------------------------- */ 588/* ------------------------------------------------------------------------- */
594/* 589/*
595 * Change the colour for following text 590 * Change the colour for following text
596 */ 591 */
597/* EXTPROTO */
598void 592void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 593rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 594{
595 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 596 color = fgbg;
597
602 if (fgbg == Color_fg) 598 if (fgbg == Color_fg)
603 R->h->rstyle = SET_FGCOLOR(R->h->rstyle, color); 599 rstyle = SET_FGCOLOR (rstyle, color);
604 else 600 else
605 R->h->rstyle = SET_BGCOLOR(R->h->rstyle, color); 601 rstyle = SET_BGCOLOR (rstyle, color);
606} 602}
607 603
608/* ------------------------------------------------------------------------- */ 604/* ------------------------------------------------------------------------- */
609/* 605/*
610 * Change the rendition style for following text 606 * Change the rendition style for following text
611 */ 607 */
612/* EXTPROTO */
613void 608void
614rxvt_scr_rendition(pR_ int set, int style) 609rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 610{
616 if (set) 611 if (set)
617 R->h->rstyle |= style; 612 rstyle |= style;
618 else if (style == ~RS_None) 613 else if (style == ~RS_None)
619 R->h->rstyle = DEFAULT_RSTYLE; 614 rstyle = DEFAULT_RSTYLE;
620 else 615 else
621 R->h->rstyle &= ~style; 616 rstyle &= ~style;
622} 617}
623 618
624/* ------------------------------------------------------------------------- */ 619/* ------------------------------------------------------------------------- */
625/* 620/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 621 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 622 * count positive ==> scroll up
628 * count negative ==> scroll down 623 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 624 */
631/* EXTPROTO */
632int 625int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 626rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 627{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 628 if (count == 0 || (row1 > row2))
639 return 0; 629 return 0;
640 630
641 R->h->want_refresh = 1; 631 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->h->current_screen == PRIMARY) ? "Primary" : "Secondary")); 632 num_scr += count;
643 633
644 if ((count > 0) && (row1 == 0) && (R->h->current_screen == PRIMARY)) { 634 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 635 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 636 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 637 {
648 else 638 top_row = max (top_row - count, -saveLines);
649 R->TermWin.nscrolled = (uint16_t)nscrolled;
650 if ((R->Options & Opt_scrollWithBuffer)
651 && R->TermWin.view_start != 0
652 && R->TermWin.view_start != R->TermWin.saveLines)
653 rxvt_scr_page(aR_ UP, count);
654 } else if (!spec)
655 row1 += R->TermWin.saveLines;
656 row2 += R->TermWin.saveLines;
657 639
640 // scroll everything up 'count' lines
641 term_start = (term_start + count) % total_rows;
642
643 // sever bottommost line
644 {
645 line_t &l = ROW(row2 - count);
646 l.is_longer (0);
647 l.touch ();
648 }
649
650 // erase newly scrolled-in lines
651 for (int i = count; i--; )
652 {
653 line_t &l = ROW(nrow - 1 - i);
654
655 // optimize if already cleared, can be significant on slow machines
656 // could be rolled into scr_blank_screen_mem
657 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
658 {
659 scr_blank_line (l, 0, l.l, rstyle);
660 l.l = 0;
661 l.f = 0;
662 }
663 else
664 scr_blank_screen_mem (l, rstyle);
665 }
666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // move and/or clear selection, if any
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 680 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 681 {
660 j = R->selection.end.row + R->TermWin.saveLines; 682 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 683 selection.end.row -= count;
662 || (i < row2 && j > row2) 684 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 685
664 || (i - count > row2 && i <= row2) 686 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 687 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 688 || selection.mark.row < top_row)
689 {
667 CLEAR_ALL_SELECTION(R); 690 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 691 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 692 }
693 }
694
695 // finally move the view window, if desired
696 if (option (Opt_scrollWithBuffer)
697 && view_start != 0
698 && view_start != -saveLines)
699 scr_page (UP, count);
700
701 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
702 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
703 }
704 else
705 {
706 if (selection.op && current_screen == selection.screen)
707 {
708 if ((selection.beg.row < row1 && selection.end.row > row1)
709 || (selection.beg.row < row2 && selection.end.row > row2)
710 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
711 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
712 || (selection.end.row - count < row1 && selection.end.row >= row1)
713 || (selection.end.row - count > row2 && selection.end.row <= row2))
714 {
715 CLEAR_ALL_SELECTION ();
716 selection.op = SELECTION_CLEAR;
717 }
718 else if (selection.end.row >= row1 && selection.end.row <= row2)
719 {
670 /* move selected region too */ 720 /* move selected region too */
671 R->selection.beg.row -= count; 721 selection.beg.row -= count;
672 R->selection.end.row -= count; 722 selection.end.row -= count;
673 R->selection.mark.row -= count; 723 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 724
678 R->h->num_scr += count; 725 selection_check (0);
679 j = count; 726 }
680 if (count < 0) 727 }
681 count = -count; 728
729 // use a simple and robust scrolling algorithm, this
730 // part of scr_scroll_text is not time-critical.
731
682 i = row2 - row1 + 1; 732 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 733
685 if (j > 0) { 734 min_it (count, rows);
686/* A: scroll up */
687 735
688/* A1: Copy lines that will get clobbered by the rotation */ 736 line_t *temp_buf = row_buf + total_rows;
689 for (i = 0, j = row1; i < count; i++, j++) {
690 R->buf_text[i] = R->screen.text[j];
691 R->buf_rend[i] = R->screen.rend[j];
692 }
693/* A2: Rotate lines */
694 for (j = row1, i = j + count; i <= row2; i++, j++) {
695 R->screen.tlen[j] = R->screen.tlen[i];
696 R->screen.text[j] = R->screen.text[i];
697 R->screen.rend[j] = R->screen.rend[i];
698 }
699 j = row2 - count + 1, i = count;
700 } else /* if (j < 0) */ {
701/* B: scroll down */
702 737
703/* B1: Copy lines that will get clobbered by the rotation */ 738 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 739 {
705 R->buf_text[i] = R->screen.text[j]; 740 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
706 R->buf_rend[i] = R->screen.rend[j];
707 }
708/* B2: Rotate lines */
709 for (j = row2, i = j - count; i >= row1; i--, j--) {
710 R->screen.tlen[j] = R->screen.tlen[i];
711 R->screen.text[j] = R->screen.text[i];
712 R->screen.rend[j] = R->screen.rend[i];
713 }
714 j = row1, i = count;
715 count = -count;
716 }
717 741
718/* C: Resurrect lines */ 742 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 743 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 744 }
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->h->rstyle);
726 }
727 745
728#ifdef RXVT_GRAPHICS 746 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 747 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 748 }
731#endif 749
732 return count; 750 return count;
733} 751}
734 752
735/* ------------------------------------------------------------------------- */ 753/* ------------------------------------------------------------------------- */
736/* 754/*
737 * Add text given in <str> of length <len> to screen struct 755 * Add text given in <str> of length <len> to screen struct
738 */ 756 */
739/* EXTPROTO */
740void 757void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 758rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 759{
760 if (len <= 0) /* sanity */
761 return;
762
743 unsigned char checksel, clearsel; 763 unsigned char checksel;
744 uint32_t c; 764 unicode_t c;
745 int i, row, last_col; 765 int ncol = this->ncol;
746 text_t *stp; 766 const wchar_t *strend = str + len;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 767
750 if (len <= 0) /* sanity */
751 return;
752
753 h->want_refresh = 1; 768 want_refresh = 1;
754 last_col = R->TermWin.ncol;
755
756 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
757 ZERO_SCROLLBACK(R); 769 ZERO_SCROLLBACK ();
770
758 if (nlines > 0) { 771 if (minlines > 0)
772 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 773 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 774 min_it (minlines, screen.cur.row - top_row);
775
776 if (minlines > 0
761 && (R->screen.tscroll == 0) 777 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 778 && screen.bscroll == nrow - 1)
779 {
763 /* _at least_ this many lines need to be scrolled */ 780 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 781 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 782 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 783 }
767 }
768 } 784 }
769#ifdef DEBUG_STRICT 785
770 assert(R->screen.cur.col < last_col); 786 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 787 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 788 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */ 789 int row = screen.cur.row;
774 MIN_IT(R->screen.cur.col, last_col - 1);
775 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
776 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
777#endif
778 row = R->screen.cur.row + R->TermWin.saveLines;
779 790
780 checksel = (R->selection.op 791 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 792
784 stp = R->screen.text[row]; 793 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 794
787 for (i = 0; i < len;) { 795 while (str < strend)
788 c = str[i++]; 796 {
789 switch (c) { 797 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 798
791 rxvt_scr_tab(aR_ 1); 799 if (expect_false (c < 0x20))
792 continue; 800 if (c == C0_LF)
793 case '\n': 801 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 802 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 803
796 R->screen.flags &= ~Screen_WrapNext; 804 screen.flags &= ~Screen_WrapNext;
805
797 if (R->screen.cur.row == R->screen.bscroll) 806 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 807 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 808 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 809 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 810
802 srp = R->screen.rend[row]; /* _must_ refresh */ 811 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 812 continue;
804 continue; 813 }
805 case '\r': 814 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 815 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 816 max_it (line->l, screen.cur.col);
817
808 R->screen.flags &= ~Screen_WrapNext; 818 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 819 screen.cur.col = 0;
810 RESET_CHSTAT(h); 820 continue;
811 continue; 821 }
812 default: 822 else if (c == C0_HT)
813 if (c == 127) 823 {
814 continue; /* yummmm..... */ 824 scr_tab (1, true);
815 break; 825 continue;
816 } 826 }
817 827
828 if (expect_false (
818 if (checksel /* see if we're writing within selection */ 829 checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 830 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 831 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
832 ))
833 {
821 checksel = 0; 834 checksel = 0;
822 clearsel = 1; 835 /*
823 } 836 * If we wrote anywhere in the selected area, kill the selection
824 if (R->screen.flags & Screen_WrapNext) { 837 * XXX: should we kill the mark too? Possibly, but maybe that
825 R->screen.tlen[row] = -1; 838 * should be a similar check.
826 if (R->screen.cur.row == R->screen.bscroll) 839 */
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 840 CLEAR_SELECTION ();
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 841 }
829 row = (++R->screen.cur.row) + R->TermWin.saveLines;
830 stp = R->screen.text[row]; /* _must_ refresh */
831 srp = R->screen.rend[row]; /* _must_ refresh */
832 R->screen.cur.col = 0;
833 R->screen.flags &= ~Screen_WrapNext;
834 }
835 if (R->screen.flags & Screen_Insert)
836 rxvt_scr_insdel_chars(aR_ 1, INSERT);
837 842
843 if (expect_false (screen.flags & Screen_WrapNext))
844 {
845 scr_do_wrap ();
846
847 line->l = ncol;
848 line->is_longer (1);
849
850 row = screen.cur.row;
851 line = &ROW(row); /* _must_ refresh */
852 }
853
854 // some utf-8 decoders "decode" surrogate characters: let's fix this.
855 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
856 c = 0xfffd;
857
858 // rely on wcwidth to tell us the character width, do wcwidth before
859 // further replacements, as wcwidth might return -1 for the line
860 // drawing characters below as they might be invalid in the current
861 // locale.
862 int width = WCWIDTH (c);
863
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 864 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
839 switch (c) 865 {
866 // vt100 special graphics and line drawing
867 // 5f-7e standard vt100
868 // 40-5e rxvt extension for extra curses acs chars
869 static uint16_t vt100_0[62] = { // 41 .. 7e
870 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
871 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
872 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
873 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
874 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
875 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
876 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
877 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
878 };
879
880 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 881 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 882 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 883 width = 1; // vt100 line drawing characters are always single-width
843 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
844 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
845 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
846 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
847 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
848 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
849 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
850 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
851 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
852 } 884 }
885 }
853 886
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 887 if (expect_false (screen.flags & Screen_Insert))
888 scr_insdel_chars (width, INSERT);
855 889
856 stp[R->screen.cur.col] = c; 890 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 891 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 892#if !UNICODE_3
862 int width = wcwidth (c); 893 // trim characters we can't store directly :(
894 if (c >= 0x10000)
895# if ENABLE_COMBINING
896 c = rxvt_composite.compose (c); // map to lower 16 bits
897# else
898 c = 0xfffd;
899# endif
900#endif
901
902 // nuke the character at this position, if required
903 if (expect_false (
904 line->t[screen.cur.col] == NOCHAR
905 || (screen.cur.col < ncol - 1
906 && line->t[screen.cur.col + 1] == NOCHAR)
907 ))
908 scr_kill_char (*line, screen.cur.col);
909
910 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
911
912 // if the character doesn't fit into the remaining columns...
913 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
863 914 {
864 if (width > 1) 915 // ... artificially enlargen the previous one
916 c = NOCHAR;
917 // and try the same character next loop iteration
918 --str;
919 }
920
921 line->touch ();
922
923 do
865 { 924 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1) 925 line->t[screen.cur.col] = c;
926 line->r[screen.cur.col] = rend;
927
928 if (expect_true (screen.cur.col < ncol - 1))
929 screen.cur.col++;
930 else
867 { 931 {
868 932 line->l = ncol;
869 srp[R->screen.cur.col] |= RS_wide; 933 if (screen.flags & Screen_Autowrap)
870 934 screen.flags |= Screen_WrapNext;
871 R->screen.cur.col++; 935 break;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 936 }
937
938 c = NOCHAR;
939 }
940 while (expect_false (--width > 0));
941
942 // pad with spaces when overwriting wide character with smaller one
943 if (expect_false (!width))
944 {
945 line->touch ();
946
947 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
948 {
949 line->t[c] = ' ';
950 line->r[c] = rend;
875 } 951 }
876 } 952 }
953 }
954#if ENABLE_COMBINING
955 else // width == 0
956 {
957 if (c != 0xfeff) // ignore BOM
958 {
959 // handle combining characters
960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
877 966
878 if (R->screen.cur.col < last_col - 1) 967 if (screen.cur.col > 0)
879 R->screen.cur.col++; 968 {
880 else { 969 linep = line;
881 R->screen.tlen[row] = last_col; 970 tp = line->t + screen.cur.col - 1;
882 if (R->screen.flags & Screen_Autowrap) 971 rp = line->r + screen.cur.col - 1;
883 R->screen.flags |= Screen_WrapNext; 972 }
884 } 973 else if (screen.cur.row > 0
885 } 974 && ROW(screen.cur.row - 1).is_longer ())
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 975 {
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
980 else
981 continue;
888 982
889/* 983 linep->touch ();
890 * If we wrote anywhere in the selected area, kill the selection
891 * XXX: should we kill the mark too? Possibly, but maybe that
892 * should be a similar check.
893 */
894 if (clearsel)
895 CLEAR_SELECTION(R);
896 984
897#ifdef DEBUG_STRICT 985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
987
988 // first try to find a precomposed character
989 unicode_t n = rxvt_compose (*tp, c);
990 if (n == NOCHAR)
991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995 }
996 }
997#endif
998 }
999
1000 max_it (line->l, screen.cur.col);
1001
898 assert(R->screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif
902} 1003}
903 1004
904/* ------------------------------------------------------------------------- */ 1005/* ------------------------------------------------------------------------- */
905/* 1006/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1007 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1008 * XTERM_SEQ: CTRL-H
908 */ 1009 */
909/* EXTPROTO */
910void 1010void
911rxvt_scr_backspace(pR) 1011rxvt_term::scr_backspace () NOTHROW
912{ 1012{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1;
915 if (R->screen.cur.col == 0) { 1013 if (screen.cur.col == 0)
1014 {
916 if (R->screen.cur.row > 0) { 1015 if (screen.cur.row > 0)
1016 {
917#ifdef TERMCAP_HAS_BW 1017#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1018 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1019 --screen.cur.row;
920 return; 1020
1021 want_refresh = 1;
921#endif 1022#endif
922 } 1023 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1024 }
1025 else
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1026 scr_gotorc (0, -1, RELATIVE);
925 R->screen.flags &= ~Screen_WrapNext;
926} 1027}
927 1028
928/* ------------------------------------------------------------------------- */ 1029/* ------------------------------------------------------------------------- */
929/* 1030/*
930 * Process Horizontal Tab 1031 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1032 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1033 * XTERM_SEQ: CTRL-I
933 */ 1034 */
934/* EXTPROTO */
935void 1035void
936rxvt_scr_tab(pR_ int count) 1036rxvt_term::scr_tab (int count, bool ht) NOTHROW
937{ 1037{
938 int i, x; 1038 int i, x;
939 1039
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1040 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1041 i = x = screen.cur.col;
1042
944 if (count == 0) 1043 if (count == 0)
945 return; 1044 return;
946 else if (count > 0) { 1045 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1046 {
1047 line_t &l = ROW(screen.cur.row);
1048 rend_t base_rend = l.r[i];
1049 ht &= l.t[i] == ' ';
1050
1051 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1052 if (tabs[i])
949 x = i; 1053 {
950 if (!--count) 1054 x = i;
951 break; 1055
1056 if (!--count)
1057 break;
1058 }
1059 else
1060 ht &= l.t[i] == ' '
1061 && RS_SAME (l.r[i], base_rend);
1062
1063 if (count)
1064 x = ncol - 1;
1065
1066 // store horizontal tab commands as characters inside the text
1067 // buffer so they can be selected and pasted.
1068 if (ht && option (Opt_pastableTabs))
1069 {
1070 base_rend = SET_FONT (base_rend, 0);
1071
1072 l.touch (x);
1073
1074 i = screen.cur.col;
1075
1076 l.t[i] = '\t';
1077 l.r[i] = base_rend;
1078
1079 while (++i < x)
1080 {
1081 l.t[i] = NOCHAR;
1082 l.r[i] = base_rend;
1083 }
1084 }
952 } 1085 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1086 else /* if (count < 0) */
1087 {
956 for (; --i >= 0; ) 1088 for (; --i >= 0; )
957 if (R->tabs[i]) { 1089 if (tabs[i])
958 x = i; 1090 {
959 if (!++count) 1091 x = i;
960 break; 1092 if (!++count)
1093 break;
1094 }
1095
1096 if (count)
1097 x = 0;
961 } 1098 }
962 if (count) 1099
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1100 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1101 scr_gotorc (0, x, R_RELATIVE);
967} 1102}
968 1103
969/* ------------------------------------------------------------------------- */ 1104/* ------------------------------------------------------------------------- */
970/* 1105/*
971 * Process DEC Back Index 1106 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1107 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1108 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1109 * in that row right. Clear left column.
975 */ 1110 */
976#ifndef NO_FRILLS 1111#if !ENABLE_MINIMAL
977/* EXTPROTO */
978void 1112void
979rxvt_scr_backindex(pR) 1113rxvt_term::scr_backindex () NOTHROW
980{ 1114{
981 if (R->screen.cur.col > 0) 1115 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1116 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1117 else
984 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
985 return; /* um, yeah? */
986 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1118 scr_insdel_chars (1, INSERT);
987 }
988} 1119}
989#endif 1120#endif
990/* ------------------------------------------------------------------------- */ 1121/* ------------------------------------------------------------------------- */
991/* 1122/*
992 * Process DEC Forward Index 1123 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1124 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1125 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1126 * in that row left. Clear right column.
996 */ 1127 */
997#ifndef NO_FRILLS 1128#if !ENABLE_MINIMAL
998/* EXTPROTO */
999void 1129void
1000rxvt_scr_forwardindex(pR) 1130rxvt_term::scr_forwardindex () NOTHROW
1001{ 1131{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1132 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1133 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1134 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1135 {
1008 if (R->screen.tlen[row] == 0) 1136 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1137
1010 else if (R->screen.tlen[row] == -1) 1138 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1139 l.is_longer (0);
1140
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1141 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1142 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1143 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1144 }
1016} 1145}
1017#endif 1146#endif
1018 1147
1019/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
1020/* 1149/*
1021 * Goto Row/Column 1150 * Goto Row/Column
1022 */ 1151 */
1023/* EXTPROTO */
1024void 1152void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1153rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1026{ 1154{
1027 R->h->want_refresh = 1; 1155 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1156 ZERO_SCROLLBACK ();
1029 RESET_CHSTAT(R->h);
1030#ifdef RXVT_GRAPHICS
1031 if (rxvt_Gr_Displayed(aR))
1032 rxvt_Gr_scroll(aR_ 0);
1033#endif
1034 1157
1035 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1036
1037 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1158 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1159 clamp_it (screen.cur.col, 0, ncol - 1);
1039 MAX_IT(R->screen.cur.col, 0);
1040 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1041 1160
1042 R->screen.flags &= ~Screen_WrapNext; 1161 screen.flags &= ~Screen_WrapNext;
1162
1043 if (relative & R_RELATIVE) { 1163 if (relative & R_RELATIVE)
1044 if (row > 0) { 1164 {
1165 if (row > 0)
1166 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1167 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1168 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1169 screen.cur.row = screen.bscroll;
1048 else 1170 else
1049 R->screen.cur.row += row; 1171 screen.cur.row += row;
1172 }
1050 } else if (row < 0) { 1173 else if (row < 0)
1174 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1175 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1176 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1177 screen.cur.row = screen.tscroll;
1178 else
1179 screen.cur.row += row;
1180 }
1181 }
1182 else
1183 {
1184 if (screen.flags & Screen_Relative)
1185 {
1186 /* relative origin mode */
1187 screen.cur.row = row + screen.tscroll;
1188 min_it (screen.cur.row, screen.bscroll);
1189 }
1054 else 1190 else
1055 R->screen.cur.row += row; 1191 screen.cur.row = row;
1056 }
1057 } else {
1058 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1059 R->screen.cur.row = row + R->screen.tscroll;
1060 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1061 } else
1062 R->screen.cur.row = row;
1063 } 1192 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1193
1194 clamp_it (screen.cur.row, 0, nrow - 1);
1195}
1196
1068/* ------------------------------------------------------------------------- */ 1197/* ------------------------------------------------------------------------- */
1069/* 1198/*
1070 * direction should be UP or DN 1199 * direction should be UP or DN
1071 */ 1200 */
1072/* EXTPROTO */
1073void 1201void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1202rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1075{ 1203{
1076 int dirn; 1204 int dirn;
1077 1205
1078 R->h->want_refresh = 1; 1206 want_refresh = 1;
1207 ZERO_SCROLLBACK ();
1208
1079 dirn = ((direction == UP) ? 1 : -1); 1209 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081 1210
1082 ZERO_SCROLLBACK(R);
1083 RESET_CHSTAT(R->h);
1084
1085#ifdef RXVT_GRAPHICS
1086 if (rxvt_Gr_Displayed(aR))
1087 rxvt_Gr_scroll(aR_ 0);
1088#endif
1089
1090 R->screen.flags &= ~Screen_WrapNext; 1211 screen.flags &= ~Screen_WrapNext;
1212
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1213 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1214 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1215 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1094 else 1216 else
1095 R->screen.cur.row += dirn; 1217 screen.cur.row += dirn;
1096 MAX_IT(R->screen.cur.row, 0); 1218
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1219 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1220 selection_check (0);
1099} 1221}
1100 1222
1101/* ------------------------------------------------------------------------- */ 1223/* ------------------------------------------------------------------------- */
1102/* 1224/*
1103 * Erase part or whole of a line 1225 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1226 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1227 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1228 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1229 * extension: clear to right unless wrapped: ESC [ 3 K
1107 */ 1230 */
1108/* EXTPROTO */
1109void 1231void
1110rxvt_scr_erase_line(pR_ int mode) 1232rxvt_term::scr_erase_line (int mode) NOTHROW
1111{ 1233{
1112 unsigned int row, col, num; 1234 unsigned int col, num;
1113 1235
1114 R->h->want_refresh = 1; 1236 want_refresh = 1;
1115 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1116 ZERO_SCROLLBACK(R); 1237 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1238
1119#ifdef RXVT_GRAPHICS
1120 if (rxvt_Gr_Displayed(aR))
1121 rxvt_Gr_scroll(aR_ 0);
1122#endif
1123
1124 rxvt_selection_check(aR_ 1); 1239 selection_check (1);
1125 1240
1126 R->screen.flags &= ~Screen_WrapNext; 1241 line_t &line = ROW(screen.cur.row);
1127 1242
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1243 line.touch ();
1244 line.is_longer (0);
1245
1129 switch (mode) { 1246 switch (mode)
1130 case 0: /* erase to end of line */ 1247 {
1248 case 3:
1249 if (screen.flags & Screen_WrapNext)
1250 return;
1251
1252 /* fall through */
1253
1254 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1255 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1256 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1257 min_it (line.l, col);
1258
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1259 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1260 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1261 CLEAR_SELECTION ();
1137 break; 1262 break;
1263
1138 case 1: /* erase to beginning of line */ 1264 case 1: /* erase to beginning of line */
1139 col = 0; 1265 col = 0;
1140 num = R->screen.cur.col + 1; 1266 num = screen.cur.col + 1;
1267
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1268 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1269 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1270 CLEAR_SELECTION ();
1144 break; 1271 break;
1145 case 2: /* erase whole line */ 1272
1146 col = 0; 1273 case 2: /* erase whole line */
1147 num = R->TermWin.ncol; 1274 col = 0;
1148 R->screen.tlen[row] = 0; 1275 num = ncol;
1276 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1277 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1278 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1279 CLEAR_SELECTION ();
1152 break; 1280 break;
1153 default: 1281 default:
1154 return; 1282 return;
1155 } 1283 }
1156 if (R->screen.text[row]) 1284
1157 rxvt_blank_line(aR_ 1285 scr_blank_line (line, col, num, rstyle);
1158 &(R->screen.text[row][col]),
1159 &(R->screen.rend[row][col]), num, R->h->rstyle);
1160 else
1161 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1162 R->h->rstyle);
1163} 1286}
1164 1287
1165/* ------------------------------------------------------------------------- */ 1288/* ------------------------------------------------------------------------- */
1166/* 1289/*
1167 * Erase part of whole of the screen 1290 * Erase part of whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1291 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1292 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1293 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1294 */
1172/* EXTPROTO */
1173void 1295void
1174rxvt_scr_erase_screen(pR_ int mode) 1296rxvt_term::scr_erase_screen (int mode) NOTHROW
1175{ 1297{
1176 int num; 1298 int num;
1177 int32_t row, row_offset; 1299 int32_t row;
1178 rend_t ren; 1300 rend_t ren;
1179 XGCValues gcvalue; 1301 XGCValues gcvalue;
1180 1302
1181 R->h->want_refresh = 1; 1303 want_refresh = 1;
1182 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1183 ZERO_SCROLLBACK(R); 1304 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1305
1187 switch (mode) { 1306 switch (mode)
1307 {
1188 case 0: /* erase to end of screen */ 1308 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1309 selection_check (1);
1190 rxvt_scr_erase_line(aR_ 0); 1310 scr_erase_line (0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1311 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1312 num = nrow - row;
1193 break; 1313 break;
1194 case 1: /* erase to beginning of screen */ 1314 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1315 selection_check (3);
1196 rxvt_scr_erase_line(aR_ 1); 1316 scr_erase_line (1);
1197 row = 0; 1317 row = 0;
1198 num = R->screen.cur.row; 1318 num = screen.cur.row;
1199 break; 1319 break;
1200 case 2: /* erase whole screen */ 1320 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1321 selection_check (3);
1202#ifdef RXVT_GRAPHICS 1322 row = 0;
1203 rxvt_Gr_ClearScreen(aR); 1323 num = nrow;
1204#endif 1324 break;
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1325 default:
1209 return; 1326 return;
1210 } 1327 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1328
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1329 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1330 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1331 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1332 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1333 CLEAR_SELECTION ();
1334
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1335 if (row >= nrow) /* Out Of Bounds */
1218 return; 1336 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1337
1338 min_it (num, nrow - row);
1339
1340 // TODO: the code below does not work when view_start != 0
1341 // the workaround is to disable the clear and use a normal refresh
1342 // when view_start != 0. mysterious.
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1343 if (rstyle & (RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1344 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1345 else if (GET_BASEBG (rstyle) == Color_bg)
1346 {
1223 ren = DEFAULT_RSTYLE; 1347 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1348
1225 } else { 1349 if (mapped && !view_start)
1350 XClearArea (dpy, vt, 0,
1351 Row2Pixel (row - view_start), (unsigned int)width,
1352 (unsigned int)Height2Pixel (num), False);
1353 }
1354 else
1355 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1356 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1357
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1358 if (mapped && !view_start)
1229 ERASE_ROWS(row, num); 1359 {
1360 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1361 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1362 XFillRectangle (dpy, vt, gc,
1363 0, Row2Pixel (row - view_start),
1364 (unsigned int)width,
1365 (unsigned int)Height2Pixel (num));
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1366 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 }
1232 } 1369 }
1370
1233 for (; num--; row++) { 1371 for (; num--; row++)
1234 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1235 (unsigned int)(row + row_offset), R->h->rstyle);
1236 R->screen.tlen[row + row_offset] = 0;
1237 rxvt_blank_line(aR_
1238 R->drawn_text[row], R->drawn_rend[row],
1239 (unsigned int)R->TermWin.ncol, ren);
1240 } 1372 {
1373 scr_blank_screen_mem (ROW(row), rstyle);
1374
1375 if (!view_start)
1376 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1377 }
1241} 1378}
1379
1380#if !ENABLE_MINIMAL
1381void
1382rxvt_term::scr_erase_savelines () NOTHROW
1383{
1384 want_refresh = 1;
1385 ZERO_SCROLLBACK ();
1386
1387 top_row = 0;
1388}
1389#endif
1242 1390
1243/* ------------------------------------------------------------------------- */ 1391/* ------------------------------------------------------------------------- */
1244/* 1392/*
1245 * Fill the screen with `E's 1393 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1395 */
1248/* EXTPROTO */
1249void 1396void
1250rxvt_scr_E(pR) 1397rxvt_term::scr_E () NOTHROW
1251{ 1398{
1252 int i, j, k; 1399 rend_t fs;
1253 rend_t *r1, fs;
1254 1400
1255 R->h->want_refresh = 1; 1401 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1402 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h); 1403
1404 num_scr_allow = 0;
1259 rxvt_selection_check(aR_ 3); 1405 selection_check (3);
1260 1406
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1408 for (int row = nrow; row--; )
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1409 {
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1410 line_t &line = ROW(row);
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1411
1412 fill_text (line.t, 'E', ncol);
1413 rend_t *r1 = line.r;
1414
1415 for (int j = ncol; j--; )
1266 *r1++ = fs; 1416 *r1++ = fs;
1417
1418 line.is_longer (0);
1419 line.touch (ncol);
1267 } 1420 }
1268} 1421}
1269 1422
1270/* ------------------------------------------------------------------------- */ 1423/* ------------------------------------------------------------------------- */
1271/* 1424/*
1272 * Insert/Delete <count> lines 1425 * Insert/Delete <count> lines
1273 */ 1426 */
1274/* EXTPROTO */
1275void 1427void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1428rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1277{ 1429{
1278 int end; 1430 int end;
1279 1431
1280 ZERO_SCROLLBACK(R); 1432 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1433
1283#ifdef RXVT_GRAPHICS
1284 if (rxvt_Gr_Displayed(aR))
1285 rxvt_Gr_scroll(aR_ 0);
1286#endif
1287
1288 rxvt_selection_check(aR_ 1); 1434 selection_check (1);
1289 1435
1290 if (R->screen.cur.row > R->screen.bscroll) 1436 if (screen.cur.row > screen.bscroll)
1291 return;
1292
1293 end = R->screen.bscroll - R->screen.cur.row + 1;
1294 if (count > end) {
1295 if (insdel == DELETE)
1296 return; 1437 return;
1438
1439 end = screen.bscroll - screen.cur.row + 1;
1440 if (count > end)
1441 {
1442 if (insdel == DELETE)
1443 return;
1297 else if (insdel == INSERT) 1444 else if (insdel == INSERT)
1298 count = end; 1445 count = end;
1299 } 1446 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1447
1448 scr_do_wrap ();
1449
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1450 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1451}
1305 1452
1306/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1307/* 1454/*
1308 * Insert/Delete <count> characters from the current position 1455 * Insert/Delete <count> characters from the current position
1309 */ 1456 */
1310/* EXTPROTO */
1311void 1457void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1458rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1313{ 1459{
1314 int col, row;
1315 rend_t tr;
1316 text_t *stp;
1317 rend_t *srp;
1318 int16_t *slp;
1319
1320 R->h->want_refresh = 1; 1460 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1461 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1462
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1463 if (count <= 0)
1332 return; 1464 return;
1333 1465
1466 scr_do_wrap ();
1467
1334 rxvt_selection_check(aR_ 1); 1468 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1469 min_it (count, ncol - screen.cur.col);
1336 1470
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1471 int row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1472
1340 stp = R->screen.text[row]; 1473 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1474
1342 slp = &(R->screen.tlen[row]); 1475 line->touch ();
1476 line->is_longer (0);
1477
1478 // nuke wide spanning the start
1479 if (line->t[screen.cur.col] == NOCHAR)
1480 scr_kill_char (*line, screen.cur.col);
1481
1343 switch (insdel) { 1482 switch (insdel)
1483 {
1344 case INSERT: 1484 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1485 line->l = min (line->l + count, ncol);
1346 col--) { 1486
1347 stp[col] = stp[col - count]; 1487 if (line->t[screen.cur.col] == NOCHAR)
1348 srp[col] = srp[col - count]; 1488 scr_kill_char (*line, screen.cur.col);
1349 } 1489
1350 if (*slp != -1) { 1490 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 *slp += count; 1491 {
1352 MIN_IT(*slp, R->TermWin.ncol); 1492 line->t[col] = line->t[col - count];
1353 } 1493 line->r[col] = line->r[col - count];
1494 }
1495
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1496 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1498 {
1356 if (R->selection.end.row != R->screen.cur.row 1499 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1500 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1501 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1502 else
1360 R->selection.beg.col += count; 1503 {
1504 /* shift selection */
1505 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1506 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1507 selection.end.col += count;
1363 } 1508 }
1364 } 1509 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1510
1366 (unsigned int)count, R->h->rstyle); 1511 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1512 break;
1513
1368 case ERASE: 1514 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1515 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1516 selection_check (1);
1371 R->screen.cur.col -= count; 1517 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1518
1373 (unsigned int)count, R->h->rstyle); 1519 // nuke wide char after the end
1374 break; 1520 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1521 scr_kill_char (*line, screen.cur.col + count);
1522
1523 scr_blank_line (*line, screen.cur.col, count, rstyle);
1524 break;
1525
1375 case DELETE: 1526 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1527 line->l = max (line->l - count, 0);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1528
1529 // nuke wide char spanning the end
1530 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1531 scr_kill_char (*line, screen.cur.col + count);
1532
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1533 for (int col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1534 {
1380 srp[col] = srp[col + count]; 1535 line->t[col] = line->t[col + count];
1381 } 1536 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1537 }
1383 &(stp[R->TermWin.ncol - count]), 1538
1384 &(srp[R->TermWin.ncol - count]), 1539 scr_blank_line (*line, ncol - count, count, rstyle);
1385 (unsigned int)count, tr); 1540
1386 if (*slp == -1) /* break line continuation */
1387 *slp = R->TermWin.ncol;
1388 *slp -= count;
1389 MAX_IT(*slp, 0);
1390 if (R->selection.op && R->h->current_screen == R->selection.screen 1541 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1542 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1543 {
1392 if (R->selection.end.row != R->screen.cur.row 1544 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1545 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1546 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1547 CLEAR_SELECTION ();
1396 else { 1548 else
1397 /* shift selection */ 1549 {
1398 R->selection.beg.col -= count; 1550 /* shift selection */
1551 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1552 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1553 selection.end.col -= count;
1401 } 1554 }
1402 } 1555 }
1403 break; 1556
1557 break;
1404 } 1558 }
1405} 1559}
1406 1560
1407/* ------------------------------------------------------------------------- */ 1561/* ------------------------------------------------------------------------- */
1408/* 1562/*
1409 * Set the scrolling region 1563 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1564 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1565 */
1412/* EXTPROTO */
1413void 1566void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1567rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1415{ 1568{
1416 MAX_IT(top, 0); 1569 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1570 min_it (bot, nrow - 1);
1571
1418 if (top > bot) 1572 if (top > bot)
1419 return; 1573 return;
1574
1420 R->screen.tscroll = top; 1575 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1576 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1577 scr_gotorc (0, 0, 0);
1423} 1578}
1424 1579
1425/* ------------------------------------------------------------------------- */ 1580/* ------------------------------------------------------------------------- */
1426/* 1581/*
1427 * Make the cursor visible/invisible 1582 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1583 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1584 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1585 */
1431/* EXTPROTO */
1432void 1586void
1433rxvt_scr_cursor_visible(pR_ int mode) 1587rxvt_term::scr_cursor_visible (int mode) NOTHROW
1434{ 1588{
1435 R->h->want_refresh = 1; 1589 want_refresh = 1;
1590
1436 if (mode) 1591 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1592 screen.flags |= Screen_VisibleCursor;
1438 else 1593 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1594 screen.flags &= ~Screen_VisibleCursor;
1440} 1595}
1441 1596
1442/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1443/* 1598/*
1444 * Set/unset automatic wrapping 1599 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1600 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1601 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1602 */
1448/* EXTPROTO */
1449void 1603void
1450rxvt_scr_autowrap(pR_ int mode) 1604rxvt_term::scr_autowrap (int mode) NOTHROW
1451{ 1605{
1452 if (mode) 1606 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1607 screen.flags |= Screen_Autowrap;
1454 else 1608 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1609 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1610}
1457 1611
1458/* ------------------------------------------------------------------------- */ 1612/* ------------------------------------------------------------------------- */
1459/* 1613/*
1460 * Set/unset margin origin mode 1614 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1617 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1618 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1619 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1620 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1621 */
1468/* EXTPROTO */
1469void 1622void
1470rxvt_scr_relative_origin(pR_ int mode) 1623rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1624{
1472 if (mode) 1625 if (mode)
1473 R->screen.flags |= Screen_Relative; 1626 screen.flags |= Screen_Relative;
1474 else 1627 else
1475 R->screen.flags &= ~Screen_Relative; 1628 screen.flags &= ~Screen_Relative;
1629
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1630 scr_gotorc (0, 0, 0);
1477} 1631}
1478 1632
1479/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1480/* 1634/*
1481 * Set insert/replace mode 1635 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1636 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1637 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1638 */
1485/* EXTPROTO */
1486void 1639void
1487rxvt_scr_insert_mode(pR_ int mode) 1640rxvt_term::scr_insert_mode (int mode) NOTHROW
1488{ 1641{
1489 if (mode) 1642 if (mode)
1490 R->screen.flags |= Screen_Insert; 1643 screen.flags |= Screen_Insert;
1491 else 1644 else
1492 R->screen.flags &= ~Screen_Insert; 1645 screen.flags &= ~Screen_Insert;
1493} 1646}
1494 1647
1495/* ------------------------------------------------------------------------- */ 1648/* ------------------------------------------------------------------------- */
1496/* 1649/*
1497 * Set/Unset tabs 1650 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1651 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1652 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1653 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1654 */
1502/* EXTPROTO */
1503void 1655void
1504rxvt_scr_set_tab(pR_ int mode) 1656rxvt_term::scr_set_tab (int mode) NOTHROW
1505{ 1657{
1506 if (mode < 0) 1658 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1659 memset (tabs, 0, ncol);
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1660 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1661 tabs [screen.cur.col] = !!mode;
1510} 1662}
1511 1663
1512/* ------------------------------------------------------------------------- */ 1664/* ------------------------------------------------------------------------- */
1513/* 1665/*
1514 * Set reverse/normal video 1666 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1667 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1668 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1669 */
1518/* EXTPROTO */
1519void 1670void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1671rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1521{ 1672{
1673 rvideo_mode = on;
1674
1675#ifndef NO_BELL
1676 on ^= rvideo_bell;
1677#endif
1678
1679 if (rvideo_state != on)
1680 {
1681 rvideo_state = on;
1682
1683 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1684#ifdef HAVE_BG_PIXMAP
1685 if (bgPixmap.pixmap == None)
1686#endif
1687 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1688
1522 XGCValues gcvalue; 1689 XGCValues gcvalue;
1523
1524 if (R->h->rvideo != mode) {
1525 R->h->rvideo = mode;
1526 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1527#if defined(XPM_BACKGROUND)
1528 if (R->h->bgPixmap.pixmap == None)
1529#endif
1530#if defined(TRANSPARENT)
1531 if (!(R->Options & Opt_transparent) || R->h->am_transparent == 0)
1532#endif
1533 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1534 R->PixColors[Color_bg]);
1535
1536 gcvalue.foreground = R->PixColors[Color_fg]; 1690 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1691 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1692 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1693
1540 rxvt_scr_clear(aR); 1694 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1695 scr_touch (true);
1542 } 1696 }
1543} 1697}
1544 1698
1545/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1546/* 1700/*
1547 * Report current cursor position 1701 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1702 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1703 */
1550/* EXTPROTO */
1551void 1704void
1552rxvt_scr_report_position(pR) 1705rxvt_term::scr_report_position () NOTHROW
1553{ 1706{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1707 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1708}
1557 1709
1558/* ------------------------------------------------------------------------- * 1710/* ------------------------------------------------------------------------- *
1559 * FONTS * 1711 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1712 * ------------------------------------------------------------------------- */
1561 1713
1562/* 1714/*
1563 * Set font style 1715 * Set font style
1564 */ 1716 */
1565/* INTPROTO */
1566void 1717void
1567rxvt_set_font_style(pR) 1718rxvt_term::set_font_style () NOTHROW
1568{ 1719{
1720#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1721 switch (charsets [screen.charset])
1722 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1723 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1724 break;
1572 case 'A': /* United Kingdom (UK) */ 1725 case 'A': /* United Kingdom (UK) */
1573 break; 1726 break;
1574 case 'B': /* United States (USASCII) */ 1727 case 'B': /* United States (USASCII) */
1575 break; 1728 break;
1576 case '<': /* Multinational character set */ 1729 case '<': /* Multinational character set */
1577 break; 1730 break;
1578 case '5': /* Finnish character set */ 1731 case '5': /* Finnish character set */
1579 break; 1732 break;
1580 case 'C': /* Finnish character set */ 1733 case 'C': /* Finnish character set */
1581 break; 1734 break;
1582 case 'K': /* German character set */ 1735 case 'K': /* German character set */
1583 break; 1736 break;
1584 } 1737 }
1738#endif
1585} 1739}
1586 1740
1587/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1588/* 1742/*
1589 * Choose a font 1743 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1744 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1745 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1746 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1747 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1748 */
1595/* EXTPROTO */
1596void 1749void
1597rxvt_scr_charset_choose(pR_ int set) 1750rxvt_term::scr_charset_choose (int set) NOTHROW
1598{ 1751{
1599 R->screen.charset = set; 1752 screen.charset = set;
1600 rxvt_set_font_style(aR); 1753 set_font_style ();
1601} 1754}
1602 1755
1603/* ------------------------------------------------------------------------- */ 1756/* ------------------------------------------------------------------------- */
1604/* 1757/*
1605 * Set a font 1758 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1760 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1761 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1762 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1763 * See set_font_style for possible values for <C>
1611 */ 1764 */
1612/* EXTPROTO */
1613void 1765void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1766rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615{ 1767{
1616 R->h->charsets[set] = (unsigned char)ch; 1768 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1769 set_font_style ();
1618} 1770}
1619 1771
1620
1621/* ------------------------------------------------------------------------- *
1622 * GRAPHICS COLOURS *
1623 * ------------------------------------------------------------------------- */
1624
1625#ifdef RXVT_GRAPHICS
1626/* EXTPROTO */
1627int
1628rxvt_scr_get_fgcolor(pR)
1629{
1630 return GET_FGCOLOR(R->h->rstyle);
1631}
1632
1633/* ------------------------------------------------------------------------- */
1634/* EXTPROTO */
1635int
1636rxvt_scr_get_bgcolor(pR)
1637{
1638 return GET_BGCOLOR(R->h->rstyle);
1639}
1640#endif
1641 1772
1642/* ------------------------------------------------------------------------- * 1773/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1774 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1775 * ------------------------------------------------------------------------- */
1645 1776
1646/* 1777/*
1778 * refresh matching text.
1779 */
1780bool
1781rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1782{
1783 bool found = false;
1784
1785 for (int i = 0; i < nrow; i++)
1786 {
1787 rend_t *drp = drawn_buf[i].r;
1788
1789 for (int col = 0; col < ncol; col++, drp++)
1790 if ((*drp & mask) == value)
1791 {
1792 found = true;
1793 *drp = ~value;
1794 }
1795 }
1796
1797 return found;
1798}
1799
1800/*
1647 * Refresh an area 1801 * Refresh an area
1648 */ 1802 */
1649enum { 1803enum {
1650 PART_BEG = 0, 1804 PART_BEG = 0,
1651 PART_END, 1805 PART_END,
1652 RC_COUNT 1806 RC_COUNT
1653}; 1807};
1654 1808
1655/* EXTPROTO */
1656void 1809void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1810rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1658{ 1811{
1659 int i; 1812 int i;
1660 row_col_t rc[RC_COUNT]; 1813 row_col_t rc[RC_COUNT];
1661 1814
1662 if (R->drawn_text == NULL) /* sanity check */ 1815 if (!drawn_buf) /* sanity check */
1663 return; 1816 return;
1664 1817
1665#ifdef DEBUG_STRICT 1818#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1819 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1820 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1821 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1822 eheight = height;
1823 }
1670#endif 1824#endif
1671 1825
1672/* round down */ 1826 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1827 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1828 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1829 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1830 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1831 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1832
1679/* sanity checks */ 1833 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1834 for (i = PART_BEG; i < RC_COUNT; i++)
1681 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1682 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1683 } 1835 {
1684 1836 min_it (rc[i].col, ncol - 1);
1685 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row)); 1837 min_it (rc[i].row, nrow - 1);
1686 1838 }
1839// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1687 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1840 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1841 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1689 (rc[PART_END].col - rc[PART_BEG].col + 1));
1690 1842
1843 num_scr_allow = 0;
1844
1691 if (refresh) 1845 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1846 scr_refresh ();
1693} 1847}
1694 1848
1695/* ------------------------------------------------------------------------- */ 1849/* ------------------------------------------------------------------------- */
1696/* 1850/*
1697 * Refresh the entire screen 1851 * Refresh the entire screen
1698 */ 1852 */
1699/* EXTPROTO */
1700void 1853void
1701rxvt_scr_touch(pR_ Bool refresh) 1854rxvt_term::scr_touch (bool refresh) NOTHROW
1702{ 1855{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1856 scr_expose (0, 0, width, height, refresh);
1704} 1857}
1705 1858
1706/* ------------------------------------------------------------------------- */ 1859/* ------------------------------------------------------------------------- */
1707/* 1860/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1861 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1862 * the top of the screen
1710 */ 1863 */
1711/* EXTPROTO */ 1864void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1865rxvt_term::scr_move_to (int y, int len) NOTHROW
1714{ 1866{
1715 long p = 0; 1867 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1716 uint16_t oldviewstart;
1717
1718 oldviewstart = R->TermWin.view_start;
1719 if (y < len) {
1720 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1721 p -= (long)(R->TermWin.nrow - 1);
1722 p = max(p, 0);
1723 }
1724 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1725 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1726
1727 return rxvt_scr_changeview(aR_ oldviewstart);
1728} 1868}
1729 1869
1730/* ------------------------------------------------------------------------- */ 1870/* ------------------------------------------------------------------------- */
1731/* 1871/*
1732 * Page the screen up/down nlines 1872 * Page the screen up/down nlines
1733 * direction should be UP or DN 1873 * direction should be UP or DN
1734 */ 1874 */
1735/* EXTPROTO */ 1875bool
1736int
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1876rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1738{ 1877{
1739 int n; 1878 int new_view_start =
1740 uint16_t oldviewstart; 1879 direction == UP ? view_start - nlines
1880 : view_start + nlines;
1741 1881
1742 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1743#ifdef DEBUG_STRICT
1744 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1745#endif
1746 oldviewstart = R->TermWin.view_start;
1747 if (direction == UP) {
1748 n = R->TermWin.view_start + nlines;
1749 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1750 } else {
1751 n = R->TermWin.view_start - nlines;
1752 R->TermWin.view_start = max(n, 0);
1753 }
1754 return rxvt_scr_changeview(aR_ oldviewstart); 1882 return scr_changeview (new_view_start);
1755} 1883}
1756 1884
1757/* INTPROTO */ 1885bool
1758int 1886rxvt_term::scr_changeview (int new_view_start) NOTHROW
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1887{
1761 if (R->TermWin.view_start != oldviewstart) { 1888 clamp_it (new_view_start, top_row, 0);
1889
1890 if (new_view_start == view_start)
1891 return false;
1892
1893 num_scr += new_view_start - view_start;
1894 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1895 want_refresh = 1;
1763#ifdef RXVT_GRAPHICS
1764 if (rxvt_Gr_Displayed(aR))
1765 rxvt_Gr_scroll(aR_ 0);
1766#endif
1767 R->h->num_scr -= (R->TermWin.view_start - oldviewstart);
1768 }
1769 return (int)(R->TermWin.view_start - oldviewstart);
1770}
1771 1896
1772/* ------------------------------------------------------------------------- */ 1897 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1898
1774void 1899 return true;
1775rxvt_scr_bell(pR) 1900}
1776{ 1901
1777#ifndef NO_BELL 1902#ifndef NO_BELL
1903void
1904rxvt_term::bell_cb (ev::timer &w, int revents)
1905{
1906 rvideo_bell = false;
1907 scr_rvideo_mode (rvideo_mode);
1908 refresh_check ();
1909}
1910#endif
1911
1912/* ------------------------------------------------------------------------- */
1913void
1914rxvt_term::scr_bell () NOTHROW
1915{
1916#ifndef NO_BELL
1917
1778# ifndef NO_MAPALERT 1918# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1919# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1920 if (option (Opt_mapAlert))
1781# endif 1921# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1922 XMapWindow (dpy, parent[0]);
1783# endif 1923# endif
1924
1925# if ENABLE_FRILLS
1926 if (option (Opt_urgentOnBell))
1927 set_urgency (1);
1928# endif
1929
1784 if (R->Options & Opt_visualBell) { 1930 if (option (Opt_visualBell))
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1931 {
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1932 rvideo_bell = true;
1933 scr_rvideo_mode (rvideo_mode);
1934 flush ();
1935
1936 bell_ev.start (VISUAL_BELL_DURATION);
1937 }
1787 } else 1938 else
1788 XBell(R->Xdisplay, 0); 1939 XBell (dpy, 0);
1940 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1789#endif 1941#endif
1790} 1942}
1791 1943
1792/* ------------------------------------------------------------------------- */ 1944/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */ 1945/* ARGSUSED */
1794/* EXTPROTO */
1795void 1946void
1796rxvt_scr_printscreen(pR_ int fullhist) 1947rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1948{
1798#ifdef PRINTPIPE 1949#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1950 int nrows, row_start;
1800 text_t *t; 1951 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1952
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1953 if (!fd)
1804 return; 1954 return;
1805 nrows = R->TermWin.nrow; 1955
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1956 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1957 {
1813 1958 nrows = nrow - top_row;
1814 for (r1 = 0; r1 < nrows; r1++) { 1959 row_start = top_row;
1815 t = R->screen.text[r1 + row_offset]; 1960 }
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1961 else
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 1962 {
1963 nrows = nrow;
1964 row_start = view_start;
1965 }
1966
1967 wctomb (0, 0);
1968
1969 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1970 {
1971 text_t *tp = ROW(r1).t;
1972 int len = ROW(r1).l;
1973
1974 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1975 {
1976 char mb[MB_LEN_MAX];
1977 text_t t = *tp++;
1978 if (t == NOCHAR)
1979 continue;
1980
1981 len = wctomb (mb, t);
1982
1983 if (len <= 0)
1984 {
1985 mb[0] = ' ';
1986 len = 1;
1987 }
1988
1989 fwrite (mb, 1, len, fd);
1990 }
1991
1992 fputc ('\n', fd);
1993 }
1994
1821 rxvt_pclose_printer(fd); 1995 pclose_printer (fd);
1822#endif 1996#endif
1823} 1997}
1824 1998
1825/* ------------------------------------------------------------------------- */ 1999/* ------------------------------------------------------------------------- */
1826/* 2000/*
1827 * Refresh the screen 2001 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2002 * drawn_text/drawn_rend contain the screen information before the update.
1829 * R->screen.text/R->screen.rend contain what the screen will change to. 2003 * screen.text/screen.rend contain what the screen will change to.
2004 */
2005void
2006rxvt_term::scr_refresh () NOTHROW
2007{
2008 int16_t col, row, /* column/row we're processing */
2009 ocrow; /* old cursor row */
2010 int i; /* tmp */
2011#ifndef NO_CURSORCOLOR
2012 rend_t cc1; /* store colours at cursor position (s) */
2013#endif
2014 rend_t *crp; // cursor rendition pointer
2015 rend_t ccol1, /* Cursor colour */
2016 ccol2; /* Cursor colour2 */
2017
2018 want_refresh = 0; /* screen is current */
2019
2020 if (refresh_type == NO_REFRESH || !mapped)
2021 return;
2022
2023 /*
2024 * A: set up vars
1830 */ 2025 */
2026 refresh_count = 0;
1831 2027
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2028 unsigned int old_screen_flags = screen.flags;
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2029 char have_bg = 0;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2030#ifdef HAVE_BG_PIXMAP
2031 have_bg = bgPixmap.pixmap != None;
2032#endif
2033 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2034
2035 /*
2036 * B: reverse any characters which are selected
2037 */
2038 scr_reverse_selection ();
2039
2040 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2041#if ENABLE_OVERLAY
2042 scr_swap_overlay ();
2043#endif
2044
2045 char showcursor = screen.flags & Screen_VisibleCursor;
2046
2047 /*
2048 * C: set the cursor character (s)
2049 */
2050 {
2051 unsigned char setoldcursor;
2052
2053#ifdef CURSOR_BLINK
2054 if (hidden_cursor)
2055 showcursor = 0;
2056#endif
2057
2058 if (showcursor)
2059 {
2060 int col = screen.cur.col;
2061
2062 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2063 col--;
2064
2065 crp = &ROW(screen.cur.row).r[col];
2066
2067#ifndef NO_CURSORCOLOR
2068 cc1 = *crp & (RS_fgMask | RS_bgMask);
2069 if (ISSET_PIXCOLOR (Color_cursor))
2070 ccol1 = Color_cursor;
2071 else
2072#endif
2073#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2074 ccol1 = fgcolor_of (rstyle);
1835#else 2075#else
1836# define MONO_BOLD(x) \ 2076 ccol1 = Color_fg;
1837 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1838# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1839#endif 2077#endif
1840 2078
1841#define FONT_WIDTH(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1843#define FONT_RBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1845#define FONT_LBEAR(X, Y) \
1846 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1847#define IS_FONT_CHAR(X, Y) \
1848 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1849
1850/* EXTPROTO */
1851void
1852rxvt_scr_refresh(pR_ unsigned char refresh_type)
1853{
1854 unsigned char clearfirst, /* first character writes before cell */
1855 clearlast, /* last character writes beyond cell */
1856 must_clear, /* use draw_string not draw_image_string */
1857#ifndef NO_BOLDFONT
1858 bfont, /* we've changed font to bold font */
1859#endif
1860 rvid, /* reverse video this position */
1861 wbyte, /* we're in multibyte */
1862 showcursor; /* show the cursor */
1863 int fore, back; /* desired foreground/background */
1864 int16_t col, row, /* column/row we're processing */
1865 ocrow; /* old cursor row */
1866 int cursorwidth;
1867 int i, /* tmp */
1868 row_offset; /* basic offset in screen structure */
1869#ifndef NO_CURSORCOLOR 2079#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2080 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2081 ccol2 = Color_cursor2;
2082 else
1872#endif 2083#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2084#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2085 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2086#else
1876 struct rxvt_hidden *h = R->h; 2087 ccol2 = Color_bg;
1877
1878 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1879 return;
1880
1881/*
1882 * A: set up vars
1883 */
1884 clearfirst = clearlast = must_clear = wbyte = 0;
1885#ifndef NO_BOLDFONT
1886 bfont = 0;
1887#endif 2088#endif
1888 2089
1889 if (h->currmaxcol < R->TermWin.ncol) {
1890 h->currmaxcol = R->TermWin.ncol;
1891 h->buffer = (char *)rxvt_realloc (h->buffer,
1892 sizeof(char) * (h->currmaxcol + 1) * MB_CUR_MAX);
1893 }
1894 buffer = h->buffer;
1895 h->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS)) {
1900 clearfirst = clearlast = 1;
1901 h->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903#if defined(XPM_BACKGROUND)
1904 must_clear |= (h->bgPixmap.pixmap != None);
1905#endif
1906#if defined(TRANSPARENT)
1907 must_clear |= ((R->Options & Opt_transparent) && h->am_transparent);
1908#endif
1909 ocrow = h->oldcursor.row; /* is there an old outline cursor on screen? */
1910
1911/*
1912 * B: reverse any characters which are selected
1913 */
1914 rxvt_scr_reverse_selection(aR);
1915
1916/*
1917 * C: set the cursor character(s)
1918 */
1919 {
1920 unsigned char setoldcursor;
1921 rend_t ccol1, /* Cursor colour */
1922 ccol2; /* Cursor colour2 */
1923
1924 showcursor = (R->screen.flags & Screen_VisibleCursor);
1925 cursorwidth = 0;
1926#ifdef CURSOR_BLINK
1927 if (R->h->hidden_cursor)
1928 showcursor = 0;
1929#endif
1930
1931 cursorwidth = 0;
1932
1933 if (showcursor) 2090 if (showcursor && focus)
1934 { 2091 {
2092 if (option (Opt_cursorUnderline))
2093 *crp ^= RS_Uline;
2094 else
2095 {
2096 *crp ^= RS_RVid;
2097 *crp = SET_FGCOLOR (*crp, ccol1);
2098 *crp = SET_BGCOLOR (*crp, ccol2);
2099 }
2100 }
2101 }
2102
2103 /* make sure no outline cursor is left around */
2104 setoldcursor = 0;
2105 if (ocrow != -1)
2106 {
2107 if (screen.cur.row - view_start != ocrow
2108 || screen.cur.col != oldcursor.col)
2109 {
2110 if (ocrow < nrow
2111 && oldcursor.col < ncol)
2112 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2113
2114 if (focus || !showcursor)
2115 oldcursor.row = -1;
2116 else
2117 setoldcursor = 1;
2118 }
2119 }
2120 else if (!focus)
2121 setoldcursor = 1;
2122
2123 if (setoldcursor)
2124 {
2125 if (screen.cur.row - view_start >= nrow)
2126 oldcursor.row = -1;
2127 else
2128 {
2129 oldcursor.row = screen.cur.row - view_start;
2130 oldcursor.col = screen.cur.col;
2131 }
2132 }
2133 }
2134
2135#ifndef NO_SLOW_LINK_SUPPORT
2136 /*
2137 * D: CopyArea pass - very useful for slower links
2138 * This has been deliberately kept simple.
2139 */
2140 if (!display->is_local
2141 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2142 && abs (num_scr) < nrow && !have_bg)
2143 {
2144 int16_t nits;
2145 int i = num_scr;
2146 int j;
2147 int len, wlen;
2148 dLocal (int, num_scr);
2149
2150 j = nrow;
2151 wlen = len = -1;
2152 row = i > 0 ? 0 : j - 1;
2153
2154 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2155 {
2156 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2157 {
2158 line_t s = ROW(view_start + row);
2159 line_t d = drawn_buf[row];
2160 line_t d2 = drawn_buf[row + i];
2161
2162 for (nits = 0, col = ncol; col--; )
2163 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2164 nits--;
2165 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2166 nits++;
2167
2168 if (nits > 8) /* XXX: arbitrary choice */
2169 {
2170 for (col = ncol; col--; )
2171 {
2172 *d.t++ = *d2.t++;
2173 *d.r++ = *d2.r++;
2174 }
2175
2176 if (len == -1)
2177 len = row;
2178
2179 wlen = row;
2180 continue;
2181 }
2182 }
2183
2184 if (len >= 0)
2185 {
2186 /* also comes here at end if needed because of >= above */
2187 if (wlen < len)
2188 ::swap (wlen, len);
2189
2190 XGCValues gcv;
2191
2192 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2193 XCopyArea (dpy, vt, vt,
2194 gc, 0, Row2Pixel (len + i),
2195 (unsigned int)this->width,
2196 (unsigned int)Height2Pixel (wlen - len + 1),
2197 0, Row2Pixel (len));
2198 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2199
2200 len = -1;
2201 }
2202 }
2203 }
2204#endif
2205
2206 /*
2207 * E: main pass across every character
2208 */
2209 for (row = 0; row < nrow; row++)
2210 {
2211 text_t *stp = ROW(view_start + row).t;
2212 rend_t *srp = ROW(view_start + row).r;
2213 text_t *dtp = drawn_buf[row].t;
2214 rend_t *drp = drawn_buf[row].r;
2215
2216 /*
2217 * E2: OK, now the real pass
2218 */
2219 int ypixel = (int)Row2Pixel (row);
2220
2221 for (col = 0; col < ncol; col++)
2222 {
2223 /* compare new text with old - if exactly the same then continue */
2224 if (stp[col] == dtp[col] /* Must match characters to skip. */
2225 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2226 || (stp[col] == ' ' /* space w/ no background change */
2227 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2228 continue;
2229
2230 // redraw one or more characters
2231
2232 // seek to the beginning of wide characters
2233 while (expect_false (stp[col] == NOCHAR && col > 0))
2234 --col;
2235
2236 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2237 text_t *text = stp + col;
2238 int count = 1;
2239
2240 dtp[col] = stp[col];
2241 drp[col] = rend;
2242
2243 int xpixel = Col2Pixel (col);
2244
2245 for (i = 0; ++col < ncol; )
2246 {
2247 if (stp[col] == NOCHAR)
2248 {
2249 dtp[col] = stp[col];
2250 drp[col] = srp[col];
2251
2252 count++;
2253 i++;
2254
2255 continue;
2256 }
2257
2258 if (!RS_SAME (rend, srp[col]))
2259 break;
2260
2261 count++;
2262
2263 if (stp[col] != dtp[col]
2264 || !RS_SAME (srp[col], drp[col]))
2265 {
2266 if (have_bg && (i++ > count / 2))
2267 break;
2268
2269 dtp[col] = stp[col];
2270 drp[col] = rend;
2271 i = 0;
2272 }
2273 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2274 break;
2275 }
2276
2277 col--; /* went one too far. move back */
2278 count -= i; /* dump any matching trailing chars */
2279
2280 // sometimes we optimize away the trailing NOCHAR's, add them back
2281 while (expect_false (i && text[count] == NOCHAR))
2282 count++, i--;
2283
2284 /*
2285 * Determine the attributes for the string
2286 */
2287 int fore = fgcolor_of (rend); // desired foreground
2288 int back = bgcolor_of (rend); // desired background
2289
2290 // only do special processing if any attributes are set, which is unlikely
2291 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2292 {
2293 bool invert = rend & RS_RVid;
2294
2295#ifndef NO_BOLD_UNDERLINE_REVERSE
2296 if (rend & RS_Bold && fore == Color_fg)
2297 {
2298 if (ISSET_PIXCOLOR (Color_BD))
2299 fore = Color_BD;
2300# if !ENABLE_STYLES
2301 else
2302 invert = !invert;
2303# endif
2304 }
2305
2306 if (rend & RS_Italic && fore == Color_fg)
2307 {
2308 if (ISSET_PIXCOLOR (Color_IT))
2309 fore = Color_IT;
2310# if !ENABLE_STYLES
2311 else
2312 invert = !invert;
2313# endif
2314 }
2315
2316 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2317 fore = Color_UL;
2318#endif
2319
2320 if (invert)
2321 {
2322#ifdef OPTION_HC
2323 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2324 || !ISSET_PIXCOLOR (Color_HC))
2325#endif
2326 /* invert the column if no highlightColor is set or it is the
2327 * current cursor column */
2328 ::swap (fore, back);
2329#ifdef OPTION_HC
2330 else if (ISSET_PIXCOLOR (Color_HC))
2331 back = Color_HC;
2332#endif
2333
2334#ifndef NO_BOLD_UNDERLINE_REVERSE
2335# ifndef OPTION_HC
2336 if (ISSET_PIXCOLOR (Color_RV))
2337 back = Color_RV;
2338# endif
2339 if (fore == back)
2340 {
2341 fore = Color_bg;
2342 back = Color_fg;
2343 }
2344#endif
2345 }
2346
2347#ifdef TEXT_BLINK
2348 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2349 {
2350 if (!text_blink_ev.is_active ())
2351 {
2352 text_blink_ev.again ();
2353 hidden_text = 0;
2354 }
2355 else if (hidden_text)
2356 fore = back;
2357 }
2358#endif
2359
2360#if ENABLE_STYLES
2361 // "careful" (too wide) character handling
2362
2363 // include previous careful character(s) if possible, looks nicer (best effort...)
2364 while (text > stp
2365 && srp[text - stp - 1] & RS_Careful
2366 && RS_SAME (rend, srp[text - stp - 1]))
2367 text--, count++, xpixel -= fwidth;
2368
2369 // force redraw after "careful" characters to avoid pixel droppings
2370 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2371 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2372
2373 // force redraw before "careful" characters to avoid pixel droppings
2374 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2375 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2376#endif
2377 }
2378
2379 /*
2380 * Actually do the drawing of the string here
2381 */
2382 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2383
2384 if (expect_true (have_bg && back == Color_bg))
2385 {
2386 // this is very ugly, maybe push it into ->draw?
2387
2388 for (i = 0; i < count; i++) /* don't draw empty strings */
2389 if (text[i] != ' ')
2390 {
2391 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2392 goto did_clear;
2393 }
2394
2395 CLEAR_CHARS (xpixel, ypixel, count);
2396 did_clear: ;
2397 }
2398 else
2399 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2400
2401 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2402 {
2403#if ENABLE_FRILLS
2404 if (ISSET_PIXCOLOR (Color_underline))
2405 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2406 else
2407#endif
2408 XSetForeground (dpy, gc, pix_colors[fore]);
2409
2410 XDrawLine (dpy, vt, gc,
2411 xpixel, ypixel + font->ascent + 1,
2412 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2413 }
2414 } /* for (col....) */
2415 } /* for (row....) */
2416
2417 /*
2418 * G: cleanup cursor and display outline cursor if necessary
2419 */
2420 if (showcursor)
2421 {
2422 if (focus)
2423 {
2424 if (option (Opt_cursorUnderline))
2425 *crp ^= RS_Uline;
2426 else
2427 {
2428 *crp ^= RS_RVid;
2429#ifndef NO_CURSORCOLOR
2430 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2431#endif
2432 }
2433 }
2434 else if (oldcursor.row >= 0)
2435 {
2436 int cursorwidth = 1;
2437 int col = oldcursor.col;
2438
2439 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2440 col--;
2441
2442 while (col + cursorwidth < ncol
2443 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1935 cursorwidth++; 2444 cursorwidth++;
1936 2445
1937 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1938 [R->screen.cur.col]);
1939
1940 if (showcursor && R->TermWin.focus)
1941 {
1942 *srp ^= RS_RVid;
1943#ifndef NO_CURSORCOLOR 2446#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) 2447 if (ISSET_PIXCOLOR (Color_cursor))
1946 ccol1 = Color_cursor; 2448 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1947 else 2449 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2450#endif
1949 ccol1 = GET_FGCOLOR(h->rstyle); 2451 XSetForeground (dpy, gc, pix_colors[ccol1]);
2452
2453 XDrawRectangle (dpy, vt, gc,
2454 Col2Pixel (col),
2455 Row2Pixel (oldcursor.row),
2456 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2457 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2458 }
2459 }
2460
2461 /*
2462 * H: cleanup selection
2463 */
2464#if ENABLE_OVERLAY
2465 scr_swap_overlay ();
2466#endif
2467 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2468
2469 scr_reverse_selection ();
2470
2471 screen.flags = old_screen_flags;
2472 num_scr = 0;
2473 num_scr_allow = 1;
2474}
2475
2476void
2477rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2478{
2479 if (!l.t)
2480 return;
2481
2482 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2483
2484 for (int i = ncol; i--; )
2485 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2486}
2487
2488void
2489rxvt_term::scr_remap_chars () NOTHROW
2490{
2491 for (int i = total_rows; i--; )
2492 scr_remap_chars (row_buf [i]);
2493
2494 for (int i = nrow; i--; )
2495 {
2496 scr_remap_chars (drawn_buf [i]);
2497 scr_remap_chars (swap_buf [i]);
2498 }
2499}
2500
2501void
2502rxvt_term::scr_recolour () NOTHROW
2503{
2504#ifdef HAVE_BG_PIXMAP
2505 bgPixmap.apply ();
1950#else 2506#else
1951 ccol1 = Color_fg;
1952#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2))
1954 ccol2 = Color_cursor2;
1955 else
1956#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1957 ccol2 = GET_BGCOLOR(h->rstyle);
1958#else
1959 ccol2 = Color_bg;
1960#endif
1961 *srp = SET_FGCOLOR(*srp, ccol1);
1962 *srp = SET_BGCOLOR(*srp, ccol2);
1963#endif
1964 }
1965 2507
1966 while (IS_WIDE (*srp)) 2508 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
1967 cursorwidth++, srp++; 2509 XClearWindow (dpy, parent[0]);
1968 } 2510 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1969 2511
1970 /* make sure no outline cursor is left around */ 2512 if (scrollBar.win)
1971 setoldcursor = 0; 2513 {
1972 if (ocrow != -1) { 2514 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
1973 if (R->screen.cur.row + R->TermWin.view_start != ocrow 2515 scrollBar.state = STATE_IDLE;
1974 || R->screen.cur.col != h->oldcursor.col) { 2516 scrollBar.show (0);
1975 if (ocrow < R->TermWin.nrow
1976 && h->oldcursor.col < R->TermWin.ncol) {
1977 R->drawn_rend[ocrow][h->oldcursor.col] ^= (RS_RVid | RS_Uline);
1978 }
1979 if (R->TermWin.focus || !showcursor)
1980 h->oldcursor.row = -1;
1981 else
1982 setoldcursor = 1;
1983 }
1984 } else if (!R->TermWin.focus)
1985 setoldcursor = 1;
1986 if (setoldcursor) {
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1988 h->oldcursor.row = -1;
1989 else {
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1991 h->oldcursor.col = R->screen.cur.col;
1992 }
1993 }
1994 } 2517 }
1995 2518
1996#ifndef NO_SLOW_LINK_SUPPORT
1997/*
1998 * D: CopyArea pass - very useful for slower links
1999 * This has been deliberately kept simple.
2000 */
2001 i = h->num_scr;
2002 if (refresh_type == FAST_REFRESH && h->num_scr_allow && i
2003 && abs(i) < R->TermWin.nrow && !must_clear) {
2004 int16_t nits;
2005 int j;
2006 rend_t *drp2;
2007 text_t *dtp2;
2008 int len, wlen;
2009
2010 j = R->TermWin.nrow;
2011 wlen = len = -1;
2012 row = i > 0 ? 0 : j - 1;
2013 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2014 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2015 stp = R->screen.text[row + row_offset];
2016 srp = R->screen.rend[row + row_offset];
2017 dtp = R->drawn_text[row];
2018 dtp2 = R->drawn_text[row + i];
2019 drp = R->drawn_rend[row];
2020 drp2 = R->drawn_rend[row + i];
2021 for (nits = 0, col = R->TermWin.ncol; col--; )
2022 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2023 nits--;
2024 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2025 nits++;
2026 if (nits > 8) { /* XXX: arbitrary choice */
2027 for (col = R->TermWin.ncol; col--; ) {
2028 *dtp++ = *dtp2++;
2029 *drp++ = *drp2++;
2030 }
2031 if (len == -1)
2032 len = row;
2033 wlen = row;
2034 continue;
2035 }
2036 }
2037 if (len != -1) {
2038 /* also comes here at end if needed because of >= above */
2039 if (wlen < len)
2040 SWAP_IT(wlen, len, int);
2041 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2042 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2043 R->TermWin.gc, 0, Row2Pixel(len + i),
2044 (unsigned int)TermWin_TotalWidth(),
2045 (unsigned int)Height2Pixel(wlen - len + 1),
2046 0, Row2Pixel(len));
2047 len = -1;
2048 }
2049 }
2050 }
2051#endif
2052
2053/*
2054 * E: main pass across every character
2055 */
2056 for (row = 0; row < R->TermWin.nrow; row++)
2057 {
2058 stp = R->screen.text[row + row_offset];
2059 srp = R->screen.rend[row + row_offset];
2060 dtp = R->drawn_text[row];
2061 drp = R->drawn_rend[row];
2062
2063/*
2064 * E2: OK, now the real pass
2065 */
2066 int ypixel = (int)Row2Pixel(row);
2067
2068 for (col = 0; col < R->TermWin.ncol; col++) {
2069 /* compare new text with old - if exactly the same then continue */
2070 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2071
2072 if (stp[col] == dtp[col] /* Must match characters to skip. */
2073 && (rend == drp[col] /* Either rendition the same or */
2074 || (stp[col] == ' ' /* space w/ no background change */
2075 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2076 continue;
2077
2078 text_t *text = stp + col;
2079 int count = 1;
2080
2081 /* redraw one or more characters */
2082
2083 dtp[col] = stp[col];
2084 drp[col] = rend;
2085
2086 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2087 continue;
2088
2089 int xpixel = Col2Pixel(col);
2090
2091 // this loop looks very messy, it can probably be optimized
2092 // and cleaned a bit by you?
2093 for (i = 0; ++col < R->TermWin.ncol; )
2094 {
2095 if (stp[col] == NOCHAR)
2096 {
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099 count++;
2100
2101 if (i) // only possible skip if char unchanged
2102 i++;
2103
2104 continue;
2105 }
2106
2107 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2108 break;
2109
2110 count++;
2111
2112 if (stp[col] != dtp[col]
2113 || srp[col] != drp[col])
2114 {
2115 if (must_clear && (i++ > (count / 2)))
2116 break;
2117
2118 dtp[col] = stp[col];
2119 drp[col] = rend;
2120 i = 0;
2121 }
2122 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2123 break;
2124 }
2125
2126 col--; /* went one too far. move back */
2127 count -= i; /* dump any matching trailing chars */
2128
2129/*
2130 * Determine the attributes for the string
2131 */
2132 int fid = GET_FONT(rend);
2133 fore = GET_FGCOLOR(rend);
2134 back = GET_BGCOLOR(rend);
2135 rend = GET_ATTR(rend);
2136
2137 rvid = (rend & RS_RVid) ? 1 : 0;
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_HC))
2142 back = Color_HC;
2143 else
2144 rvid = !rvid; /* fall back */
2145 }
2146#endif
2147 if (rvid)
2148 {
2149 SWAP_IT(fore, back, int);
2150
2151#ifndef NO_BOLD_UNDERLINE_REVERSE
2152 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_RV)
2153# ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR(h, Color_cursor)
2155# endif 2519#endif
2156 ) 2520
2157 back = Color_RV; 2521 /* bgPixmap.apply () does not do the following : */
2158#endif 2522 scr_clear ();
2523 scr_touch (true);
2524 want_refresh = 1;
2525}
2526
2527/* ------------------------------------------------------------------------- */
2528void
2529rxvt_term::scr_clear (bool really) NOTHROW
2530{
2531 if (!mapped)
2532 return;
2533
2534 num_scr_allow = 0;
2535 want_refresh = 1;
2536
2537 if (really)
2538 XClearWindow (dpy, vt);
2539}
2540
2541void
2542rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2543{
2544 int view_end = view_start + nrow;
2545 int row, col;
2546
2547 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2548 {
2549 text_t *stp = ROW(row).t;
2550 rend_t *srp = ROW(row).r;
2551
2552 for (col = beg_col; col < end_col; col++)
2553 srp[col] ^= rstyle1;
2554
2555 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2556 srp[col] ^= rstyle2;
2557
2558 if (++col < end_col)
2559 srp[col] ^= rstyle2;
2159 } 2560 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE 2561}
2161 else if (rend & RS_Bold) 2562
2162 { 2563void
2163 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_BD)) 2564rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2164 { 2565{
2165 fore = Color_BD; 2566 int view_end = view_start + nrow;
2166# ifndef VERYBOLD 2567 int row, col;
2167 rend &= ~RS_Bold; /* we've taken care of it */ 2568
2569 if (beg_row >= view_start)
2570 {
2571 col = beg_col;
2572 row = beg_row;
2573 }
2574 else
2575 {
2576 col = 0;
2577 row = view_start;
2578 }
2579
2580 for (; row < min (end_row, view_end); row++, col = 0)
2581 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2582 srp[col] ^= rstyle;
2583
2584 if (row == end_row)
2585 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2586 srp[col] ^= rstyle;
2587}
2588
2589/* ------------------------------------------------------------------------- */
2590void
2591rxvt_term::scr_reverse_selection () NOTHROW
2592{
2593 if (selection.op
2594 && current_screen == selection.screen
2595 && selection.end.row >= view_start)
2596 {
2597#if !ENABLE_MINIMAL
2598 if (selection.rect)
2599 scr_xor_rect (selection.beg.row, selection.beg.col,
2600 selection.end.row, selection.end.col,
2601 RS_RVid, RS_RVid | RS_Uline);
2602 else
2168# endif 2603#endif
2169 } 2604 scr_xor_span (selection.beg.row, selection.beg.col,
2170 } 2605 selection.end.row, selection.end.col,
2171 else if (rend & RS_Uline)
2172 {
2173 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_UL))
2174 {
2175 fore = Color_UL;
2176 rend &= ~RS_Uline; /* we've taken care of it */
2177 }
2178 }
2179#endif
2180
2181/*
2182 * Actually do the drawing of the string here
2183 */
2184 rxvt_font *font = (*R->TermWin.fontset)[fid];
2185
2186 if (back == Color_bg)
2187 {
2188 if (must_clear)
2189 {
2190 for (i = 0; i < count; i++) /* don't draw empty strings */
2191 if (text[i] != ' ') {
2192 font->draw (xpixel, ypixel, text, count, fore, -1);
2193 goto nodraw;
2194 } 2606 RS_RVid);
2195 CLEAR_CHARS(xpixel, ypixel, count);
2196nodraw: ;
2197 }
2198 else
2199 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2200 } else
2201 font->draw (xpixel, ypixel, text, count, fore, back);
2202
2203 if ((rend & RS_Uline) && (font->descent > 1))
2204 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2205 xpixel, ypixel + font->ascent + 1,
2206 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2207 } /* for (col....) */
2208 } /* for (row....) */
2209
2210/*
2211 * G: cleanup cursor and display outline cursor if necessary
2212 */
2213 if (showcursor) {
2214 if (R->TermWin.focus) {
2215 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2216 [R->screen.cur.col]);
2217 *srp ^= RS_RVid;
2218#ifndef NO_CURSORCOLOR
2219 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2220#endif
2221 } else if (h->oldcursor.row >= 0) {
2222#ifndef NO_CURSORCOLOR
2223 unsigned long gcmask; /* Graphics Context mask */
2224
2225 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) {
2226 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2227 }
2228#endif
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2230 Col2Pixel(h->oldcursor.col),
2231 Row2Pixel(h->oldcursor.row),
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 }
2236/*
2237 * H: cleanup selection
2238 */
2239 rxvt_scr_reverse_selection(aR);
2240
2241/*
2242 * I: other general cleanup
2243 */
2244 if (clearfirst && R->TermWin.int_bwidth)
2245 /*
2246 * clear the whole screen height, note that width == 0 is treated
2247 * specially by XClearArea
2248 */
2249 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2250 (unsigned int)R->TermWin.int_bwidth,
2251 (unsigned int)TermWin_TotalHeight(), False);
2252 if (clearlast && R->TermWin.int_bwidth)
2253 /*
2254 * clear the whole screen height, note that width == 0 is treated
2255 * specially by XClearArea
2256 */
2257 XClearArea(R->Xdisplay, R->TermWin.vt,
2258 R->TermWin.width + R->TermWin.int_bwidth, 0,
2259 (unsigned int)R->TermWin.int_bwidth,
2260 (unsigned int)TermWin_TotalHeight(), False);
2261 if (refresh_type & SMOOTH_REFRESH)
2262 XSync(R->Xdisplay, False);
2263
2264 h->num_scr = 0;
2265 h->num_scr_allow = 1;
2266 h->want_refresh = 0; /* screen is current */
2267}
2268/* ------------------------------------------------------------------------- */
2269
2270/* EXTPROTO */
2271void
2272rxvt_scr_clear(pR)
2273{
2274 if (!R->TermWin.mapped)
2275 return;
2276 R->h->num_scr_allow = 0;
2277 R->h->want_refresh = 1;
2278#ifdef TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) {
2280 int i;
2281
2282 if (!(R->Options & Opt_transparent_all))
2283 i = 0;
2284 else
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2286 for (; i--;)
2287 if (R->TermWin.parent[i] != None)
2288 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2289 }
2290#endif
2291 XClearWindow(R->Xdisplay, R->TermWin.vt);
2292}
2293
2294/* ------------------------------------------------------------------------- */
2295/* INTPROTO */
2296void
2297rxvt_scr_reverse_selection(pR)
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) {
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2304 i = R->selection.beg.row + R->TermWin.saveLines;
2305 row = R->selection.end.row + R->TermWin.saveLines;
2306 if (i >= end_row)
2307 col = R->selection.beg.col;
2308 else {
2309 col = 0;
2310 i = end_row;
2311 }
2312 end_row += R->TermWin.nrow;
2313 for (; i < row && i < end_row; i++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2315#ifndef OPTION_HC
2316 srp[col] ^= RS_RVid;
2317#else
2318 srp[col] ^= RS_Blink;
2319#endif
2320 if (i == row && i < end_row)
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2322#ifndef OPTION_HC
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2607 }
2328} 2608}
2329 2609
2330/* ------------------------------------------------------------------------- */ 2610/* ------------------------------------------------------------------------- */
2331/* 2611/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2612 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2613 * invoking routine must close the fd.
2334 */ 2614 */
2335#if 0 2615#if 0
2336/* EXTPROTO */
2337void 2616void
2338rxvt_scr_dump(pR_ int fd) 2617rxvt_term::scr_dump (int fd) NOTHROW
2339{ 2618{
2340 int row, wrote; 2619 int row, wrote;
2341 unsigned int width, towrite; 2620 unsigned int width, towrite;
2342 char r1[] = "\n"; 2621 char r1[] = "\n";
2343 2622
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2623 for (row = saveLines + top_row;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2624 row < saveLines + nrow - 1; row++)
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2625 {
2347 : R->TermWin.ncol; 2626 width = row_buf[row].l >= 0 ? row_buf[row].l
2627 : ncol;
2348 for (towrite = width; towrite; towrite -= wrote) { 2628 for (towrite = width; towrite; towrite -= wrote)
2629 {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2630 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2350 towrite); 2631 towrite);
2351 if (wrote < 0) 2632 if (wrote < 0)
2352 return; /* XXX: death, no report */ 2633 return; /* XXX: death, no report */
2353 } 2634 }
2354 if (R->screen.tlen[row] >= 0) 2635 if (row_buf[row].l >= 0)
2355 if (write(fd, r1, 1) <= 0) 2636 if (write (fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */ 2637 return; /* XXX: death, no report */
2357 } 2638 }
2358} 2639}
2359#endif 2640#endif
2360 2641
2361/* ------------------------------------------------------------------------- * 2642/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2643 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2644 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2645void
2370rxvt_selection_check(pR_ int check_more) 2646rxvt_term::selection_check (int check_more) NOTHROW
2371{ 2647{
2372 row_col_t pos; 2648 row_col_t pos;
2373 2649
2374 if (!R->selection.op) 2650 if (!selection.op)
2375 return; 2651 return;
2376 2652
2377 pos.row = pos.col = 0; 2653 pos.row = pos.col = 0;
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2654 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2655 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2656 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2381 || (R->selection.mark.row >= R->TermWin.nrow)
2382 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2383 || (R->selection.end.row >= R->TermWin.nrow)
2384 || (check_more == 1 2657 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2658 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2659 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2660 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2388 || (check_more == 2 2661 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2662 && ROWCOL_IS_BEFORE (selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2663 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 3 2664 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2665 && ROWCOL_IS_AFTER (selection.end, pos))
2393 || (check_more == 4 /* screen width change */ 2666 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row 2667 && (selection.beg.row != selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol))) 2668 || selection.end.col > ncol)))
2396 CLEAR_SELECTION(R); 2669 CLEAR_SELECTION ();
2397} 2670}
2398 2671
2399/* ------------------------------------------------------------------------- */ 2672/* ------------------------------------------------------------------------- */
2400/* 2673/*
2401 * Paste a selection direct to the command fd 2674 * Paste a selection direct to the command fd
2402 */ 2675 */
2403/* INTPROTO */
2404void 2676void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2677rxvt_term::paste (char *data, unsigned int len) NOTHROW
2406{ 2678{
2407 unsigned int i, j, n;
2408 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2409
2410/* convert normal newline chars into common keyboard Return key sequence */ 2679 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2680 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2681 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2682 data[i] = C0_CR;
2414 for (j = 0; j < n; j++) 2683
2415 if (ds[j] == '\n') 2684 if (priv_modes & PrivMode_BracketPaste)
2416 ds[j] = '\r'; 2685 tt_printf ("\e[200~");
2417 rxvt_tt_write(aR_ ds, (int)n); 2686
2418 } 2687 tt_write (data, len);
2419 free(ds); 2688
2689 if (priv_modes & PrivMode_BracketPaste)
2690 tt_printf ("\e[201~");
2420} 2691}
2421 2692
2422/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2423/* 2694/*
2424 * Respond to a notification that a primary selection has been sent 2695 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify 2696 * EXT: SelectionNotify
2426 */ 2697 */
2427/* EXTPROTO */ 2698void
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2699rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2430{ 2700{
2431 long nread = 0; 2701 if (prop == None) /* check for failed XConvertSelection */
2702 {
2703 if ((selection_type & Sel_CompoundText))
2704 {
2705 int selnum = selection_type & Sel_whereMask;
2706
2707 selection_type = 0;
2708 if (selnum != Sel_direct)
2709 selection_request_other (XA_STRING, selnum);
2710 }
2711
2712 if ((selection_type & Sel_UTF8String))
2713 {
2714 int selnum = selection_type & Sel_whereMask;
2715
2716 selection_type = Sel_CompoundText;
2717 if (selnum != Sel_direct)
2718 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2719 else
2720 selection_type = 0;
2721 }
2722
2723 return;
2724 }
2725
2432 unsigned long bytes_after; 2726 unsigned long bytes_after;
2433 XTextProperty ct; 2727 XTextProperty ct;
2434#ifdef MULTICHAR_SET
2435 int dummy_count;
2436 char **cl;
2437#endif
2438 2728
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2729 if (XGetWindowProperty (dpy, win, prop,
2440 2730 0, PROP_SIZE / 4,
2441 if (prop == None) { /* check for failed XConvertSelection */ 2731 delete_prop, AnyPropertyType,
2442#ifdef MULTICHAR_SET 2732 &ct.encoding, &ct.format,
2443 if ((R->h->selection_type & Sel_CompoundText)) { 2733 &ct.nitems, &bytes_after,
2444 int selnum = R->h->selection_type & Sel_whereMask; 2734 &ct.value) != Success)
2445
2446 R->h->selection_type = 0;
2447 if (selnum != Sel_direct)
2448 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2449 }
2450#endif
2451 return 0;
2452 } 2735 {
2453 for (;;) { 2736 ct.value = 0;
2454 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2737 goto bailout;
2455 (long)(PROP_SIZE / 4), delete_prop, 2738 }
2456 AnyPropertyType, &ct.encoding, &ct.format, 2739
2457 &ct.nitems, &bytes_after,
2458 &ct.value) != Success)
2459 break;
2460 if (ct.encoding == 0) { 2740 if (ct.encoding == None)
2461 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2741 goto bailout;
2462 break; 2742
2463 } 2743 if (bytes_after)
2744 {
2745 // fetch and append remaining data
2746 XTextProperty ct2;
2747
2748 if (XGetWindowProperty (dpy, win, prop,
2749 ct.nitems / 4, (bytes_after + 3) / 4,
2750 delete_prop, AnyPropertyType,
2751 &ct2.encoding, &ct2.format,
2752 &ct2.nitems, &bytes_after,
2753 &ct2.value) != Success)
2754 goto bailout;
2755
2756 // realloc should be compatible to XFree, here, and elsewhere, too
2757 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2758 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2759 ct.nitems += ct2.nitems;
2760
2761 XFree (ct2.value);
2762 }
2763
2464 if (ct.value == NULL) { 2764 if (ct.value == 0)
2465 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2765 goto bailout;
2466 continue; 2766
2467 } 2767 if (ct.encoding == xa[XA_INCR])
2768 {
2769 // INCR selection, start handshake
2770 if (!delete_prop)
2771 XDeleteProperty (dpy, win, prop);
2772
2773 selection_wait = Sel_incr;
2774 incr_buf_fill = 0;
2775 incr_ev.start (10);
2776
2777 goto bailout;
2778 }
2779
2468 if (ct.nitems == 0) { 2780 if (ct.nitems == 0)
2469 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2781 {
2470 if (R->h->selection_wait == Sel_normal && nread == 0) { 2782 if (selection_wait == Sel_incr)
2471 /* 2783 {
2784 XFree (ct.value);
2785
2786 // finally complete, now paste the whole thing
2787 selection_wait = Sel_normal;
2788 ct.value = (unsigned char *)incr_buf;
2789 ct.nitems = incr_buf_fill;
2790 incr_buf = 0;
2791 incr_buf_size = 0;
2792 incr_ev.stop ();
2793 }
2794 else
2795 {
2796 if (selection_wait == Sel_normal
2797 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2798 {
2799 /*
2472 * pass through again trying CUT_BUFFER0 if we've come from 2800 * pass through again trying CUT_BUFFER0 if we've come from
2473 * XConvertSelection() but nothing was presented 2801 * XConvertSelection () but nothing was presented
2474 */ 2802 */
2475 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2803 selection_paste (display->root, XA_CUT_BUFFER0, False);
2476 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2804 }
2805
2806 goto bailout;
2807 }
2477 } 2808 }
2478 nread = -1; /* discount any previous stuff */ 2809 else if (selection_wait == Sel_incr)
2479 break; 2810 {
2480 } 2811 incr_ev.start (10);
2481 nread += ct.nitems; 2812
2482#ifdef MULTICHAR_SET 2813 while (incr_buf_fill + ct.nitems > incr_buf_size)
2814 {
2815 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2816 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2817 }
2818
2819 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2820 incr_buf_fill += ct.nitems;
2821
2822 goto bailout;
2823 }
2824
2825 char **cl;
2826 int cr;
2827
2828#if !ENABLE_MINIMAL
2829 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2830 // so recode it manually
2831 if (ct.encoding == xa[XA_UTF8_STRING])
2832 {
2833 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2834 char *s = rxvt_wcstombs (w);
2835 free (w);
2836 // TODO: strlen == only the first element will be converted. well...
2837 paste (s, strlen (s));
2838 free (s);
2839 }
2840 else
2841#endif
2483 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2842 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2484 &dummy_count) == Success && cl) { 2843 && cl)
2485 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2844 {
2845 for (int i = 0; i < cr; i++)
2846 paste (cl[i], strlen (cl[i]));
2847
2486 XFreeStringList(cl); 2848 XFreeStringList (cl);
2849 }
2487 } else 2850 else
2488#endif 2851 paste ((char *)ct.value, ct.nitems); // paste raw
2489 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2852
2490 if (bytes_after == 0) 2853bailout:
2491 break;
2492 XFree(ct.value); 2854 XFree (ct.value);
2493 } 2855
2494 if (ct.value)
2495 XFree(ct.value);
2496 if (R->h->selection_wait == Sel_normal) 2856 if (selection_wait == Sel_normal)
2857 selection_wait = Sel_none;
2858}
2859
2860void
2861rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2862{
2497 R->h->selection_wait = Sel_none; 2863 selection_wait = Sel_none;
2498 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2499 return (int)nread;
2500}
2501 2864
2502/* 2865 incr_buf_size = 0;
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> 2866 free (incr_buf);
2504 */ 2867
2505/* EXTPROTO */ 2868 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2869}
2870
2506void 2871void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2872rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2508{ 2873{
2509 int reget_time = 0; 2874 if (prop == None || selection_wait != Sel_incr)
2510
2511 if (prop == None)
2512 return;
2513 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2514 if (R->h->selection_wait == Sel_normal) {
2515 int a, afmt;
2516 Atom atype;
2517 unsigned long bytes_after, nitems;
2518 unsigned char *s = NULL;
2519
2520 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2521 R->h->xa[XA_INCR], &atype, &afmt, &nitems,
2522 &bytes_after, &s);
2523 if (s)
2524 XFree(s);
2525 if (a != Success)
2526 return; 2875 return;
2527#ifndef __CYGWIN32__ 2876
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2877 selection_paste (win, prop, true);
2529 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2530 XDeleteProperty(R->Xdisplay, win, prop);
2531 XFlush(R->Xdisplay);
2532 reget_time = 1;
2533 R->h->selection_wait = Sel_incr;
2534 }
2535#endif
2536 } else if (R->h->selection_wait == Sel_incr) {
2537 reget_time = 1;
2538 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2539 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2540 R->h->selection_wait = Sel_none;
2541 R->h->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2542 }
2543 }
2544 if (reget_time) { /* received more data so reget time */
2545 (void)gettimeofday(&(R->h->timeout[TIMEOUT_INCR]), NULL);
2546 R->h->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2547 }
2548} 2878}
2879
2549/* ------------------------------------------------------------------------- */ 2880/* ------------------------------------------------------------------------- */
2550/* 2881/*
2551 * Request the current selection: 2882 * Request the current selection:
2552 * Order: > internal selection if available 2883 * Order: > internal selection if available
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2884 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2554 * > CUT_BUFFER0 2885 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2886 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2556 * will auto fallback to CUT_BUFFER0 2887 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2888 * EXT: button 2 release
2558 */ 2889 */
2559/* EXTPROTO */
2560void 2890void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2891rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2562{ 2892{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2893 if (selection.text && selnum == Sel_Primary)
2564 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2894 {
2565 return; /* outside window */ 2895 /* internal selection */
2896 char *str = rxvt_wcstombs (selection.text, selection.len);
2897 paste (str, strlen (str));
2898 free (str);
2899 return;
2900 }
2901 else
2902 {
2903 selection_request_time = tm;
2904 selection_wait = Sel_normal;
2566 2905
2567 if (R->selection.text != NULL) { /* internal selection */ 2906#if X_HAVE_UTF8_STRING
2568 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2907 selection_type = Sel_UTF8String;
2569 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2908 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2570 return; 2909 return;
2571 } else {
2572 int i;
2573
2574 R->h->selection_request_time = tm;
2575 R->h->selection_wait = Sel_normal;
2576 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2577#ifdef MULTICHAR_SET
2578 R->h->selection_type = Sel_CompoundText;
2579#else 2910#else
2580 R->h->selection_type = 0; 2911 selection_type = Sel_CompoundText;
2581#endif 2912 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2582 if (rxvt_selection_request_other(aR_
2583#ifdef MULTICHAR_SET
2584 R->h->xa[XA_COMPOUND_TEXT],
2585#else
2586 XA_STRING,
2587#endif
2588 i))
2589 return; 2913 return;
2590 } 2914#endif
2591 } 2915 }
2916
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2917 selection_wait = Sel_none; /* don't loop in selection_paste () */
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2594 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2918 selection_paste (display->root, XA_CUT_BUFFER0, false);
2595} 2919}
2596 2920
2597/* INTPROTO */
2598int 2921int
2599rxvt_selection_request_other(pR_ Atom target, int selnum) 2922rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2600{ 2923{
2601 Atom sel; 2924 Atom sel;
2602#ifdef DEBUG_SELECT
2603 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2604#endif
2605 2925
2606 R->h->selection_type |= selnum; 2926 selection_type |= selnum;
2927
2607 if (selnum == Sel_Primary) 2928 if (selnum == Sel_Primary)
2608 sel = XA_PRIMARY; 2929 sel = XA_PRIMARY;
2609 else if (selnum == Sel_Secondary) 2930 else if (selnum == Sel_Secondary)
2610 sel = XA_SECONDARY; 2931 sel = XA_SECONDARY;
2611 else 2932 else
2612 sel = R->h->xa[XA_CLIPBOARD]; 2933 sel = xa[XA_CLIPBOARD];
2934
2613 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2935 if (XGetSelectionOwner (dpy, sel) != None)
2614 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2936 {
2615 XConvertSelection(R->Xdisplay, sel, target, R->h->xa[XA_VT_SELECTION], 2937 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2616 R->TermWin.vt, R->h->selection_request_time); 2938 vt, selection_request_time);
2617 return 1; 2939 return 1;
2618 } 2940 }
2941
2619 return 0; 2942 return 0;
2620} 2943}
2621 2944
2622/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
2623/* 2946/*
2624 * Clear all selected text 2947 * Clear all selected text
2625 * EXT: SelectionClear 2948 * EXT: SelectionClear
2626 */ 2949 */
2627/* EXTPROTO */
2628void 2950void
2629rxvt_selection_clear(pR) 2951rxvt_term::selection_clear (bool clipboard) NOTHROW
2630{ 2952{
2631 D_SELECT((stderr, "rxvt_selection_clear()")); 2953 if (!clipboard)
2632 2954 {
2633 R->h->want_refresh = 1; 2955 want_refresh = 1;
2634 if (R->selection.text) 2956 free (selection.text);
2635 free(R->selection.text);
2636 R->selection.text = NULL; 2957 selection.text = NULL;
2637 R->selection.len = 0; 2958 selection.len = 0;
2638 CLEAR_SELECTION(R); 2959 CLEAR_SELECTION ();
2960
2961 if (display->selection_owner == this)
2962 display->selection_owner = 0;
2963 }
2964 else
2965 {
2966 free (selection.clip_text);
2967 selection.clip_text = NULL;
2968 selection.clip_len = 0;
2969
2970 if (display->clipboard_owner == this)
2971 display->clipboard_owner = 0;
2972 }
2973}
2974
2975void
2976rxvt_term::clipboard_copy (Time tm)
2977{
2978 if (selection.len > 0)
2979 {
2980 free (selection.clip_text);
2981 selection.clip_len = selection.len;
2982 selection.clip_text = (wchar_t *) malloc (sizeof (wchar_t) * selection.clip_len);
2983 memcpy (selection.clip_text, selection.text,
2984 sizeof (wchar_t) * selection.clip_len);
2985 selection_grab (tm, true);
2986 }
2639} 2987}
2640 2988
2641/* ------------------------------------------------------------------------- */ 2989/* ------------------------------------------------------------------------- */
2642/* 2990/*
2643 * Copy a selection into the cut buffer 2991 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2992 * EXT: button 1 or 3 release
2645 */ 2993 */
2646/* EXTPROTO */
2647void 2994void
2648rxvt_selection_make(pR_ Time tm) 2995rxvt_term::selection_make (Time tm)
2649{ 2996{
2650 int i, col, end_col, row, end_row; 2997 int i;
2651 unsigned char *new_selection_text; 2998 wchar_t *new_selection_text;
2652 char *str; 2999 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 3000
2658 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2659 switch (R->selection.op) { 3001 switch (selection.op)
3002 {
2660 case SELECTION_CONT: 3003 case SELECTION_CONT:
2661 break; 3004 break;
2662 case SELECTION_INIT: 3005 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 3006 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 3007 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 3008 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 3009 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 3010 /* FALLTHROUGH */
2668 default: 3011 default:
2669 return; 3012 return;
2670 } 3013 }
3014
2671 R->selection.op = SELECTION_DONE; 3015 selection.op = SELECTION_DONE;
2672 3016
2673 if (R->selection.clicks == 4) 3017 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 3018 return; /* nothing selected, go away */
2675 3019
3020 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3021 return;
3022
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 3023 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3024 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2678 3025
2679 new_selection_text = (unsigned char *)str; 3026 int ofs = 0;
3027 int extra = 0;
2680 3028
2681 col = R->selection.beg.col; 3029 int col = selection.beg.col;
2682 MAX_IT(col, 0); 3030 int row = selection.beg.row;
2683 row = R->selection.beg.row + R->TermWin.saveLines;
2684 end_row = R->selection.end.row + R->TermWin.saveLines;
2685 3031
3032 int end_col;
3033
2686 for (; row <= end_row; row++, col = 0) 3034 for (; row <= selection.end.row; row++, col = 0)
3035 {
3036#if !ENABLE_MINIMAL
3037 if (selection.rect)
2687 { 3038 {
2688 t = &(R->screen.text[row][col]); 3039 col = selection.beg.col;
3040 end_col = ncol + 1;
3041 }
3042 else
3043#endif
3044 end_col = ROW(row).l;
2689 3045
2690 end_col = R->screen.tlen[row]; 3046 col = max (col, 0);
2691 3047
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 3048 if (row == selection.end.row
3049#if !ENABLE_MINIMAL
3050 || selection.rect
3051#endif
3052 )
2696 MIN_IT (end_col, R->selection.end.col); 3053 min_it (end_col, selection.end.col);
2697 3054
3055 t = ROW(row).t + col;
3056
2698 for (; col < end_col; col++) 3057 for (; col < end_col; col++)
3058 {
2699 if (*t == NOCHAR) 3059 if (*t == NOCHAR)
2700 t++; 3060 t++;
3061#if ENABLE_COMBINING
3062 else if (IS_COMPOSE (*t))
3063 {
3064 int len = rxvt_composite.expand (*t, 0);
3065
3066 extra -= (len - 1);
3067
3068 if (extra < 0)
3069 {
3070 extra += i;
3071 i += i;
3072 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3073 }
3074
3075 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3076 }
3077#endif
2701 else 3078 else
2702 { 3079 new_selection_text[ofs++] = *t++;
2703 int len = wctomb (str, *t++);
2704 if (len > 0)
2705 str += len;
2706 }
2707
2708 if (R->screen.tlen[row] != -1 && row != end_row)
2709 *str++ = '\n';
2710 } 3080 }
2711 3081
2712#ifndef NO_OLD_SELECTION 3082#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 3083 if (selection.rect)
2714 if (end_col == R->TermWin.ncol) 3084 {
2715 *str++ = '\n'; 3085 while (ofs
3086 && new_selection_text[ofs - 1] != C0_LF
3087 && unicode::is_space (new_selection_text[ofs - 1]))
3088 --ofs;
3089
3090 new_selection_text[ofs++] = C0_LF;
3091 }
3092 else
2716#endif 3093#endif
2717#ifndef NO_NEW_SELECTION 3094 if (!ROW(row).is_longer () && row != selection.end.row)
2718 if (R->selection_style != OLD_SELECT) 3095 new_selection_text[ofs++] = C0_LF;
3096 }
3097
2719 if (end_col != R->selection.end.col) 3098 if (end_col != selection.end.col)
2720 *str++ = '\n'; 3099 new_selection_text[ofs++] = C0_LF;
2721#endif
2722 *str = '\0';
2723 3100
2724 i = str - (char *)new_selection_text; 3101 new_selection_text[ofs] = 0;
3102
2725 if (i == 0) 3103 if (ofs == 0)
2726 { 3104 {
2727 free (new_selection_text); 3105 free (new_selection_text);
2728 return; 3106 return;
2729 } 3107 }
2730 3108
2731 // due to MB_MAX_CUR, selection wastage is usually high
2732 if (str - (char *)new_selection_text > 1024)
2733 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2734
2735 R->selection.len = i;
2736 if (R->selection.text)
2737 free (R->selection.text); 3109 free (selection.text);
2738 3110
2739 R->selection.text = new_selection_text; 3111 // we usually allocate much more than necessary, so realloc it smaller again
3112 selection.len = ofs;
3113 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 3114
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3115 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3116 return;
2743 rxvt_print_error("can't get primary selection"); 3117
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3118 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 3119}
3120
3121bool
3122rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3123{
3124 Atom sel;
3125
3126 if (!clipboard)
3127 {
2746 R->h->selection_time = tm; 3128 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3129 sel = XA_PRIMARY;
3130 }
3131 else
3132 {
3133 clipboard_time = tm;
3134 sel = xa[XA_CLIPBOARD];
3135 }
3136
3137 XSetSelectionOwner (dpy, sel, vt, tm);
3138 if (XGetSelectionOwner (dpy, sel) == vt)
3139 {
3140 display->set_selection_owner (this, clipboard);
3141 return true;
3142 }
3143 else
3144 {
3145 selection_clear (clipboard);
3146 return false;
3147 }
3148
3149#if 0
3150 XTextProperty ct;
3151
3152 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3153 {
3154 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3155 XFree (ct.value);
3156 }
3157#endif
2748} 3158}
2749 3159
2750/* ------------------------------------------------------------------------- */ 3160/* ------------------------------------------------------------------------- */
2751/* 3161/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 3162 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 3163 * EXT: button 1 press
2754 */ 3164 */
2755/* EXTPROTO */
2756void 3165void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 3166rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2758{ 3167{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 3168 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 3169 selection.clicks = clicks; /* save clicks so extend will work */
2763 3170
3171 if (clicks == 2 && !selection.rect
3172 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3173 {
3174 MEvent.clicks = 1; // what a mess
3175 selection.screen = current_screen;
3176 selection.op = SELECTION_CONT;
3177 return;
3178 }
3179
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3180 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3181
2765 if (clicks == 2 || clicks == 3) 3182 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3183 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 3184 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 3185 0, /* button 3 */
2769 0, /* button 3 */ 3186 1, /* button press */
2770 1, /* button press */ 3187 0); /* click change */
2771 0); /* click change */
2772} 3188}
2773 3189
2774/* ------------------------------------------------------------------------- */ 3190/* ------------------------------------------------------------------------- */
2775/* 3191/*
2776 * Mark a selection at the specified col/row 3192 * Mark a selection at the specified col/row
2777 */ 3193 */
2778/* INTPROTO */
2779void 3194void
2780rxvt_selection_start_colrow(pR_ int col, int row) 3195rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2781{ 3196{
2782 R->h->want_refresh = 1; 3197 want_refresh = 1;
3198
3199 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 3200 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 3201
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3202 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3203 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3204
3205 while (selection.mark.col > 0
3206 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 3207 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2789 3208
2790 if (R->selection.op) { /* clear the old selection */ 3209 if (selection.op)
3210 {
3211 /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3212 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3213 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 3214 }
3215
2794 R->selection.op = SELECTION_INIT; 3216 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3217 selection.screen = current_screen;
2796} 3218}
2797 3219
2798/* ------------------------------------------------------------------------- */ 3220/* ------------------------------------------------------------------------- */
2799/* 3221/*
2800 * Word select: select text for 2 clicks 3222 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3223 * We now only find out the boundary in one direction
2802 */ 3224 */
2803 3225
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3226/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3227#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3228 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2807#ifdef MULTICHAR_SET
2808# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2809#else
2810# define DELIMIT_REND(x) 1 3229#define DELIMIT_REND(x) 1
2811#endif
2812 3230
2813/* INTPROTO */
2814void 3231void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3232rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2816{ 3233{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3234 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3235 row_col_t bound;
2819 text_t *stp; 3236 text_t *stp;
2820 rend_t *srp; 3237 rend_t *srp;
2821 3238
2822 if (dirn == UP) { 3239 if (dirn == UP)
2823 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2824 bound.col = 0;
2825 dirnadd = -1;
2826 } else {
2827 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2828 bound.col = R->TermWin.ncol - 1;
2829 dirnadd = 1;
2830 } 3240 {
2831 row = mark->row + R->TermWin.saveLines; 3241 bound.row = top_row - 1;
3242 bound.col = 0;
3243 dirnadd = -1;
3244 }
3245 else
3246 {
3247 bound.row = nrow;
3248 bound.col = ncol - 1;
3249 dirnadd = 1;
3250 }
3251
3252 row = mark->row;
2832 col = mark->col; 3253 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3254
2834/* find the edge of a word */ 3255 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3256 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3257 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3258
2838 if (R->selection_style != NEW_SELECT) {
2839 if (w1 == 1) {
2840 stp += dirnadd;
2841 if (DELIMIT_TEXT(*stp) == 1)
2842 goto Old_Word_Selection_You_Die;
2843 col += dirnadd;
2844 }
2845 w1 = 0;
2846 }
2847 srp = (&R->screen.rend[row][col]);
2848 w2 = DELIMIT_REND(*srp);
2849
2850 for (;;) { 3259 for (;;)
3260 {
2851 for (; col != bound.col; col += dirnadd) { 3261 for (; col != bound.col; col += dirnadd)
3262 {
2852 stp += dirnadd; 3263 stp += dirnadd;
3264 srp += dirnadd;
3265
3266 if (*stp == NOCHAR)
3267 continue;
3268
2853 if (DELIMIT_TEXT(*stp) != w1) 3269 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3270 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3271 if (DELIMIT_REND (*srp) != w2)
2857 break; 3272 break;
2858 } 3273 }
3274
2859 if ((col == bound.col) && (row != bound.row)) { 3275 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3276 {
2861 trow = row + dirnadd; 3277 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3278 {
2863 if (R->screen.text[trow] == NULL) 3279 trow = row + dirnadd;
2864 break; 3280 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3281
2866 srp = &(R->screen.rend[trow][tcol]); 3282 if (!ROW(trow).t)
3283 break;
3284
3285 stp = ROW(trow).t + tcol;
3286 srp = ROW(trow).r + tcol;
3287
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3288 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3289 break;
3290
3291 row = trow;
3292 col = tcol;
3293 continue;
3294 }
3295 }
2868 break; 3296 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3297 }
2873 }
2874 break;
2875 }
2876 Old_Word_Selection_You_Die:
2877 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2878 3298
2879 if (dirn == DN) 3299 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3300 col++; /* put us on one past the end */
2881 3301
2882/* Poke the values back in */ 3302 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3303 ret->row = row;
2884 ret->col = col; 3304 ret->col = col;
2885} 3305}
2886 3306
2887/* ------------------------------------------------------------------------- */ 3307/* ------------------------------------------------------------------------- */
2888/* 3308/*
2889 * Extend the selection to the specified x/y pixel location 3309 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3310 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3311 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3312 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3313 * flag == 2 ==> button 3 motion
2894 */ 3314 */
2895/* EXTPROTO */
2896void 3315void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3316rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2898{ 3317{
2899 int col, row; 3318 int col = clamp (Pixel2Col (x), 0, ncol);
3319 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3320
2901 col = Pixel2Col(x); 3321 /*
2902 row = Pixel2Row(y);
2903 MAX_IT(row, 0);
2904 MIN_IT(row, (int)R->TermWin.nrow - 1);
2905 MAX_IT(col, 0);
2906 MIN_IT(col, (int)R->TermWin.ncol);
2907#ifndef NO_NEW_SELECTION
2908/*
2909 * If we're selecting characters (single click) then we must check first 3322 * If we're selecting characters (single click) then we must check first
2910 * if we are at the same place as the original mark. If we are then 3323 * if we are at the same place as the original mark. If we are then
2911 * select nothing. Otherwise, if we're to the right of the mark, you have to 3324 * select nothing. Otherwise, if we're to the right of the mark, you have to
2912 * be _past_ a character for it to be selected. 3325 * be _past_ a character for it to be selected.
2913 */ 3326 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3327 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3328 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3329 && (row == selection.mark.row - view_start)))
3330 {
2918 /* select nothing */ 3331 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3332 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3333 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3334 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3335 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3336 return;
2925 }
2926 } 3337 }
2927#endif 3338
2928 if (R->selection.clicks == 4) 3339 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3340 selection.clicks = 1;
3341
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3342 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3343 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3344 0); /* no click change */
2933} 3345}
2934 3346
2935/* ------------------------------------------------------------------------- */ 3347/* ------------------------------------------------------------------------- */
2936/* 3348/*
2937 * Extend the selection to the specified col/row 3349 * Extend the selection to the specified col/row
2938 */ 3350 */
2939/* INTPROTO */
2940void 3351void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3352rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2942{ 3353{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3354 row_col_t pos;
2946 enum { 3355 enum {
2947 LEFT, RIGHT 3356 LEFT, RIGHT
2948 } closeto = RIGHT; 3357 } closeto = RIGHT;
2949 3358
2950 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2951 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2952
2953 R->h->want_refresh = 1; 3359 want_refresh = 1;
3360
2954 switch (R->selection.op) { 3361 switch (selection.op)
3362 {
2955 case SELECTION_INIT: 3363 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3364 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3365 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3366 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3367 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3368 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3369 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3370 selection.op = SELECTION_CONT;
2963 break; 3371 break;
2964 case SELECTION_DONE: 3372 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3373 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3374 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3375 case SELECTION_CONT:
2968 break; 3376 break;
2969 case SELECTION_CLEAR: 3377 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3378 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3379 /* FALLTHROUGH */
2972 default: 3380 default:
2973 return; 3381 return;
2974 } 3382 }
3383
2975 if (R->selection.beg.col == R->selection.end.col 3384 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3385 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3386 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3387 && selection.beg.row != selection.mark.row)
3388 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3389 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3390 selection.beg.row = selection.end.row = selection.mark.row;
2981 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2982 } 3391 }
2983 3392
2984 pos.col = col; 3393 pos.col = col;
2985 pos.row = row; 3394 pos.row = view_start + row;
2986 3395
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3396 /*
2988
2989#ifndef NO_OLD_SELECTION
2990/*
2991 * This mimics some of the selection behaviour of version 2.20 and before.
2992 * There are no ``selection modes'', button3 is always character extension.
2993 * Note: button3 drag is always available, c.f. v2.20
2994 * Selection always terminates (left or right as appropriate) at the mark.
2995 */
2996 if (R->selection_style == OLD_SELECT) {
2997 if (R->selection.clicks == 1 || button3) {
2998 if (R->h->hate_those_clicks) {
2999 R->h->hate_those_clicks = 0;
3000 if (R->selection.clicks == 1) {
3001 R->selection.beg.row = R->selection.mark.row;
3002 R->selection.beg.col = R->selection.mark.col;
3003 } else {
3004 R->selection.mark.row = R->selection.beg.row;
3005 R->selection.mark.col = R->selection.beg.col;
3006 }
3007 }
3008 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3009 R->selection.end.row = R->selection.mark.row;
3010 R->selection.end.col = R->selection.mark.col + 1;
3011 R->selection.beg.row = pos.row;
3012 R->selection.beg.col = pos.col;
3013 } else {
3014 R->selection.beg.row = R->selection.mark.row;
3015 R->selection.beg.col = R->selection.mark.col;
3016 R->selection.end.row = pos.row;
3017 R->selection.end.col = pos.col + 1;
3018 }
3019 } else if (R->selection.clicks == 2) {
3020 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3021 &(R->selection.beg));
3022 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3023 &(R->selection.end));
3024 R->h->hate_those_clicks = 1;
3025 } else if (R->selection.clicks == 3) {
3026 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3027 R->selection.beg.col = 0;
3028 R->selection.end.col = ncol;
3029 R->h->hate_those_clicks = 1;
3030 }
3031 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3032 return;
3033 }
3034#endif /* ! NO_OLD_SELECTION */
3035#ifndef NO_NEW_SELECTION
3036/* selection_style must not be OLD_SELECT to get here */
3037/*
3038 * This is mainly xterm style selection with a couple of differences, mainly 3397 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3398 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3399 * We're either doing: button1 drag; button3 press; or button3 drag
3041 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3400 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3042 * is always at the left/right edge of the R->selection. 3401 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3402 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3403 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3404 * c) button3 drag : extend/contract character/word/line - we select around
3046 * a point/word/line which is either the start or end of the selection 3405 * a point/word/line which is either the start or end of the selection
3047 * and it was decided by whichever point/word/line was `fixed' at the 3406 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3407 * time of the most recent button3 press
3049 */ 3408 */
3050 if (button3 && buttonpress) { /* button3 press */ 3409 if (button3 && buttonpress)
3051 /* 3410 {
3411 /* button3 press */
3412 /*
3052 * first determine which edge of the selection we are closest to 3413 * first determine which edge of the selection we are closest to
3053 */ 3414 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3415 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3416 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3417 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3418 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3419 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3420 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3421 closeto = LEFT;
3422
3061 if (closeto == LEFT) { 3423 if (closeto == LEFT)
3424 {
3062 R->selection.beg.row = pos.row; 3425 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3426 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3427 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3428 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3429 }
3067 } else { 3430 else
3431 {
3068 R->selection.end.row = pos.row; 3432 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3433 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3434 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3435 selection.mark.col = selection.beg.col;
3072 } 3436 }
3437 }
3438 else
3439 {
3073 } else { /* button1 drag or button3 drag */ 3440 /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3441 if (ROWCOL_IS_AFTER (selection.mark, pos))
3442 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3443 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3444 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3445 && clickchange
3078 R->selection.mark.col--; 3446 && selection.clicks == 2)
3447 selection.mark.col--;
3448
3079 R->selection.beg.row = pos.row; 3449 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3450 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3451 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3452 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3453 }
3084 } else { 3454 else
3455 {
3085 R->selection.beg.row = R->selection.mark.row; 3456 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3457 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3458 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3459 selection.end.col = pos.col;
3089 } 3460 }
3090 } 3461 }
3091 3462
3092 if (R->selection.clicks == 1) { 3463 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3464 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3465 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3466 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3467#if !ENABLE_MINIMAL
3097#else 3468 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3469#endif
3470 )
3099 R->selection.beg.col = ncol; 3471 selection.beg.col = ncol;
3100 else 3472
3101 R->selection.beg.col = R->selection.mark.col; 3473 if (
3474 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3475 && !ROW(selection.end.row).is_longer ()
3476#if !ENABLE_MINIMAL
3477 && !selection.rect
3478#endif
3479 )
3480 selection.end.col = ncol;
3481 }
3482 else if (selection.clicks == 2)
3483 {
3484 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3485 selection.end.col--;
3486
3487 selection_delimit_word (UP, &selection.beg, &selection.beg);
3488 selection_delimit_word (DN, &selection.end, &selection.end);
3489 }
3490 else if (selection.clicks == 3)
3491 {
3492#if ENABLE_FRILLS
3493 if (option (Opt_tripleclickwords))
3494 {
3495 selection_delimit_word (UP, &selection.beg, &selection.beg);
3496
3497 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3498 {
3499 if (!ROW(end_row).is_longer ())
3500 {
3501 selection.end.row = end_row;
3502 selection.end.col = ROW(end_row).l;
3503# if !ENABLE_MINIMAL
3504 selection_remove_trailing_spaces ();
3102#endif 3505# endif
3103 } 3506 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3507 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3508 }
3106 R->selection.end.col = ncol; 3509 }
3107 3510 else
3108 } else if (R->selection.clicks == 2) { 3511#endif
3512 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3513 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3514 selection.mark.col++;
3111 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3112 &(R->selection.beg));
3113 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3114 &(R->selection.end));
3115 } else if (R->selection.clicks == 3) {
3116#ifndef NO_FRILLS
3117 if ((R->Options & Opt_tripleclickwords)) {
3118 int end_row;
3119 3515
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3516 selection.beg.col = 0;
3121 &(R->selection.beg)); 3517 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3518
3123 + R->TermWin.saveLines]; 3519 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3520 while (selection.beg.row > -saveLines
3125 end_row++) { 3521 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3522 selection.beg.row--;
3127 if (end_col != -1) { 3523
3128 R->selection.end.row = end_row; 3524 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3525 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3526 selection.end.row++;
3131 break; 3527 }
3132 }
3133 } 3528 }
3134 } else 3529
3135#endif 3530 if (button3 && buttonpress)
3136 {
3137 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3138 R->selection.mark.col++;
3139 R->selection.beg.col = 0;
3140 R->selection.end.col = ncol;
3141 }
3142 } 3531 {
3143 if (button3 && buttonpress) { /* mark may need to be changed */ 3532 /* mark may need to be changed */
3144 if (closeto == LEFT) { 3533 if (closeto == LEFT)
3534 {
3145 R->selection.mark.row = R->selection.end.row; 3535 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3536 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3537 }
3148 } else { 3538 else
3539 {
3149 R->selection.mark.row = R->selection.beg.row; 3540 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3541 selection.mark.col = selection.beg.col;
3151 } 3542 }
3152 } 3543 }
3153 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3154#endif /* ! NO_NEW_SELECTION */
3155}
3156 3544
3157#ifndef NO_FRILLS 3545#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3546 if (selection.rect && selection.beg.col > selection.end.col)
3547 ::swap (selection.beg.col, selection.end.col);
3548#endif
3549}
3550
3551#if !ENABLE_MINIMAL
3159void 3552void
3160rxvt_selection_remove_trailing_spaces(pR) 3553rxvt_term::selection_remove_trailing_spaces () NOTHROW
3161{ 3554{
3162 int32_t end_col, end_row; 3555 int32_t end_col, end_row;
3163 text_t *stp; 3556 text_t *stp;
3164 3557
3165 end_col = R->selection.end.col; 3558 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3559 end_row = selection.end.row;
3560
3167 for ( ; end_row >= R->selection.beg.row; ) { 3561 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3562 {
3563 stp = ROW(end_row).t;
3564
3169 while (--end_col >= 0) { 3565 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3566 {
3171 break; 3567 if (stp[end_col] != NOCHAR
3172 } 3568 && !unicode::is_space (stp[end_col]))
3569 break;
3570 }
3571
3173 if (end_col >= 0 3572 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3573 || !ROW(end_row - 1).is_longer ())
3574 {
3175 R->selection.end.col = end_col + 1; 3575 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3576 selection.end.row = end_row;
3177 break; 3577 break;
3178 } 3578 }
3179 end_row--; 3579
3180 end_col = R->TermWin.ncol; 3580 end_row--;
3581 end_col = ncol;
3181 } 3582 }
3583
3182 if (R->selection.mark.row > R->selection.end.row) { 3584 if (selection.mark.row > selection.end.row)
3585 {
3183 R->selection.mark.row = R->selection.end.row; 3586 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3587 selection.mark.col = selection.end.col;
3588 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3589 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3590 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3591 selection.mark.col = selection.end.col;
3188} 3592}
3189#endif 3593#endif
3190 3594
3191/* ------------------------------------------------------------------------- */ 3595/* ------------------------------------------------------------------------- */
3192/* 3596/*
3193 * Double click on button 3 when already selected 3597 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3598 * EXT: button 3 double click
3195 */ 3599 */
3196/* EXTPROTO */
3197void 3600void
3198rxvt_selection_rotate(pR_ int x, int y) 3601rxvt_term::selection_rotate (int x, int y) NOTHROW
3199{ 3602{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3603 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3604 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3605}
3203
3204/* ------------------------------------------------------------------------- */
3205/*
3206 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3207 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3208 * the X11 protocol.
3209 */
3210typedef CARD32 Atom32;
3211 3606
3212/* ------------------------------------------------------------------------- */ 3607/* ------------------------------------------------------------------------- */
3213/* 3608/*
3214 * Respond to a request for our current selection 3609 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3610 * EXT: SelectionRequest
3216 */ 3611 */
3217/* EXTPROTO */
3218void 3612void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3613rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3220{ 3614{
3221 XSelectionEvent ev; 3615 XSelectionEvent ev;
3616
3617 ev.type = SelectionNotify;
3618 ev.property = None;
3619 ev.display = rq.display;
3620 ev.requestor = rq.requestor;
3621 ev.selection = rq.selection;
3622 ev.target = rq.target;
3623 ev.time = rq.time;
3624
3625 if (rq.target == xa[XA_TARGETS])
3626 {
3627 Atom target_list[6];
3628 Atom *target = target_list;
3629
3630 *target++ = xa[XA_TARGETS];
3631 *target++ = xa[XA_TIMESTAMP];
3632 *target++ = XA_STRING;
3633 *target++ = xa[XA_TEXT];
3634 *target++ = xa[XA_COMPOUND_TEXT];
3635#if X_HAVE_UTF8_STRING
3636 *target++ = xa[XA_UTF8_STRING];
3637#endif
3638
3639 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3640 32, PropModeReplace,
3641 (unsigned char *)target_list, target - target_list);
3642 ev.property = rq.property;
3643 }
3644#if TODO // TODO
3645 else if (rq.target == xa[XA_MULTIPLE])
3646 {
3647 /* TODO: Handle MULTIPLE */
3648 }
3649#endif
3650 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3651 {
3652 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3653 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3654 ev.property = rq.property;
3655 }
3656 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3657 {
3658 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3659 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3660 ev.property = rq.property;
3661 }
3662 else if (rq.target == XA_STRING
3663 || rq.target == xa[XA_TEXT]
3664 || rq.target == xa[XA_COMPOUND_TEXT]
3665 || rq.target == xa[XA_UTF8_STRING]
3666 )
3667 {
3668 XTextProperty ct;
3669 Atom target = rq.target;
3670 short freect = 0;
3671 int selectlen;
3672 wchar_t *cl;
3673 enum {
3674 enc_string = XStringStyle,
3675 enc_text = XStdICCTextStyle,
3676 enc_compound_text = XCompoundTextStyle,
3677#ifdef X_HAVE_UTF8_STRING
3678 enc_utf8 = XUTF8StringStyle,
3679#else
3680 enc_utf8 = -1,
3681#endif
3682 } style;
3683
3684 if (target == XA_STRING)
3685 // we actually don't do XA_STRING, but who cares, as i18n clients
3686 // will ask for another format anyways.
3687 style = enc_string;
3688 else if (target == xa[XA_TEXT])
3689 style = enc_text;
3690 else if (target == xa[XA_COMPOUND_TEXT])
3691 style = enc_compound_text;
3692#if !ENABLE_MINIMAL
3693 else if (target == xa[XA_UTF8_STRING])
3694 style = enc_utf8;
3695#endif
3696 else
3697 {
3698 target = xa[XA_COMPOUND_TEXT];
3699 style = enc_compound_text;
3700 }
3701
3702 if (rq.selection == XA_PRIMARY && selection.text)
3703 {
3704 cl = selection.text;
3705 selectlen = selection.len;
3706 }
3707 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3708 {
3709 cl = selection.clip_text;
3710 selectlen = selection.clip_len;
3711 }
3712 else
3713 {
3714 cl = L"";
3715 selectlen = 0;
3716 }
3717
3718#if !ENABLE_MINIMAL
3719 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3720 // so recode it manually
3721 if (style == enc_utf8)
3722 {
3723 freect = 1;
3724 ct.encoding = target;
3725 ct.format = 8;
3726 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3727 ct.nitems = strlen ((char *)ct.value);
3728 }
3729 else
3730#endif
3731 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3732 freect = 1;
3733 else
3734 {
3735 /* if we failed to convert then send it raw */
3736 ct.value = (unsigned char *)cl;
3737 ct.nitems = selectlen;
3738 ct.encoding = target;
3739 }
3740
3741 XChangeProperty (dpy, rq.requestor, rq.property,
3742 ct.encoding, 8, PropModeReplace,
3743 ct.value, (int)ct.nitems);
3744 ev.property = rq.property;
3745
3746 if (freect)
3747 XFree (ct.value);
3748 }
3749
3750 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3751}
3752
3753/* ------------------------------------------------------------------------- */
3222#ifdef USE_XIM 3754#ifdef USE_XIM
3223 Atom32 target_list[4]; 3755void
3224#else 3756rxvt_term::im_set_position (XPoint &pos) NOTHROW
3225 Atom32 target_list[3]; 3757{
3226#endif 3758 XWindowAttributes xwa;
3227 Atom target;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3759
3232 ev.type = SelectionNotify; 3760 XGetWindowAttributes (dpy, vt, &xwa);
3233 ev.property = None;
3234 ev.display = rq->display;
3235 ev.requestor = rq->requestor;
3236 ev.selection = rq->selection;
3237 ev.target = rq->target;
3238 ev.time = rq->time;
3239 3761
3240 if (rq->target == R->h->xa[XA_TARGETS]) { 3762 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS]; 3763 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3242 target_list[1] = (Atom32) XA_STRING; 3764}
3243 target_list[2] = (Atom32) R->h->xa[XA_TEXT];
3244#ifdef USE_XIM
3245 target_list[3] = (Atom32) R->h->xa[XA_COMPOUND_TEXT];
3246#endif 3765#endif
3247 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3248 (8 * sizeof(target_list[0])), PropModeReplace,
3249 (unsigned char *)target_list,
3250 (sizeof(target_list) / sizeof(target_list[0])));
3251 ev.property = rq->property;
3252 } else if (rq->target == R->h->xa[XA_MULTIPLE]) {
3253 /* TODO: Handle MULTIPLE */
3254 } else if (rq->target == R->h->xa[XA_TIMESTAMP] && R->selection.text) {
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3256 (8 * sizeof(Time)), PropModeReplace,
3257 (unsigned char *)&R->h->selection_time, 1);
3258 ev.property = rq->property;
3259 } else if (rq->target == XA_STRING
3260 || rq->target == R->h->xa[XA_COMPOUND_TEXT]
3261 || rq->target == R->h->xa[XA_TEXT]) {
3262#ifdef USE_XIM
3263 short freect = 0;
3264#endif
3265 int selectlen;
3266 3766
3267#ifdef USE_XIM 3767#if ENABLE_OVERLAY
3268 if (rq->target != XA_STRING) { 3768void
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3769rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3770{
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3771 if (nrow < 1 || ncol < 1)
3272 } else 3772 return;
3273#endif 3773
3274 { 3774 want_refresh = 1;
3275 target = XA_STRING; 3775
3276 style = XStringStyle; 3776 scr_overlay_off ();
3277 } 3777
3278 if (R->selection.text) { 3778 if (x < 0) x = ncol - w;
3279 cl[0] = (char *)R->selection.text; 3779 if (y < 0) y = nrow - h;
3280 selectlen = R->selection.len; 3780
3281 } else { 3781 // make space for border
3282 cl[0] = dummy; 3782 w += 2; min_it (w, ncol);
3283 *dummy = '\0'; 3783 h += 2; min_it (h, nrow);
3284 selectlen = 0; 3784
3285 } 3785 x -= 1; clamp_it (x, 0, ncol - w);
3286#ifdef USE_XIM 3786 y -= 1; clamp_it (y, 0, nrow - h);
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3787
3288 == Success) /* if we failed to convert then send it raw */ 3788 ov.x = x; ov.y = y;
3289 freect = 1; 3789 ov.w = w; ov.h = h;
3290 else 3790
3291#endif 3791 ov.text = new text_t *[h];
3292 { 3792 ov.rend = new rend_t *[h];
3293 ct.value = (unsigned char *)cl[0]; 3793
3294 ct.nitems = selectlen; 3794 for (y = 0; y < h; y++)
3295 }
3296 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3297 target, 8, PropModeReplace,
3298 ct.value, (int)ct.nitems);
3299 ev.property = rq->property;
3300#ifdef USE_XIM
3301 if (freect)
3302 XFree(ct.value);
3303#endif
3304 } 3795 {
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3796 text_t *tp = ov.text[y] = new text_t[w];
3797 rend_t *rp = ov.rend[y] = new rend_t[w];
3798
3799 text_t t0, t1, t2;
3800 rend_t r = OVERLAY_RSTYLE;
3801
3802 if (y == 0)
3803 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3804 else if (y < h - 1)
3805 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3806 else
3807 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3808
3809 *tp++ = t0;
3810 *rp++ = r;
3811
3812 for (x = w - 2; x > 0; --x)
3813 {
3814 *tp++ = t1;
3815 *rp++ = r;
3816 }
3817
3818 *tp = t2;
3819 *rp = r;
3820 }
3306} 3821}
3307 3822
3823void
3824rxvt_term::scr_overlay_off () NOTHROW
3825{
3826 if (!ov.text)
3827 return;
3828
3829 want_refresh = 1;
3830
3831 for (int y = 0; y < ov.h; y++)
3832 {
3833 delete [] ov.text[y];
3834 delete [] ov.rend[y];
3835 }
3836
3837 delete [] ov.text; ov.text = 0;
3838 delete [] ov.rend; ov.rend = 0;
3839}
3840
3841void
3842rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3843{
3844 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3845 return;
3846
3847 x++, y++;
3848
3849 ov.text[y][x] = text;
3850 ov.rend[y][x] = rend;
3851}
3852
3853void
3854rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3855{
3856 while (*s)
3857 scr_overlay_set (x++, y, *s++);
3858}
3859
3860void
3861rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3862{
3863 while (*s)
3864 {
3865 text_t t = *s++;
3866 int width = WCWIDTH (t);
3867
3868 while (width--)
3869 {
3870 scr_overlay_set (x++, y, t);
3871 t = NOCHAR;
3872 }
3873 }
3874}
3875
3876void
3877rxvt_term::scr_swap_overlay () NOTHROW
3878{
3879 if (!ov.text)
3880 return;
3881
3882 // hide cursor if it is within the overlay area
3883 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3884 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3885 screen.flags &= ~Screen_VisibleCursor;
3886
3887 // swap screen mem with overlay
3888 for (int y = ov.h; y--; )
3889 {
3890 text_t *t1 = ov.text[y];
3891 rend_t *r1 = ov.rend[y];
3892
3893 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3894 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3895
3896 for (int x = ov.w; x--; )
3897 {
3898 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3899 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3900 }
3901 }
3902}
3903
3904#endif
3308/* ------------------------------------------------------------------------- * 3905/* ------------------------------------------------------------------------- */
3309 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */
3311 3906
3312/*
3313 * return col/row values corresponding to x/y pixel values
3314 */
3315/* EXTPROTO */
3316void
3317rxvt_pixel_position(pR_ int *x, int *y)
3318{
3319 *x = Pixel2Col(*x);
3320/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3321 *y = Pixel2Row(*y);
3322/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3323}
3324/* ------------------------------------------------------------------------- */
3325#ifdef USE_XIM
3326/* EXTPROTO */
3327void
3328rxvt_setPosition(pR_ XPoint *pos)
3329{
3330 XWindowAttributes xwa;
3331
3332 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3333 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3334 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3335 - R->TermWin.lineSpace;
3336}
3337#endif
3338/* ------------------------------------------------------------------------- */
3339
3340/* ------------------------------------------------------------------------- *
3341 * DEBUG ROUTINES *
3342 * ------------------------------------------------------------------------- */
3343#if 0
3344/* INTPROTO */
3345void
3346rxvt_debug_colors(void)
3347{
3348 int color;
3349 const char *name[] = {
3350 "fg", "bg",
3351 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3352 };
3353
3354 fprintf(stderr, "Color ( ");
3355 if (R->h->rstyle & RS_RVid)
3356 fprintf(stderr, "rvid ");
3357 if (R->h->rstyle & RS_Bold)
3358 fprintf(stderr, "bold ");
3359 if (R->h->rstyle & RS_Blink)
3360 fprintf(stderr, "blink ");
3361 if (R->h->rstyle & RS_Uline)
3362 fprintf(stderr, "uline ");
3363 fprintf(stderr, "): ");
3364
3365 color = GET_FGCOLOR(R->h->rstyle);
3366#ifndef NO_BRIGHTCOLOR
3367 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3368 color -= (minBrightCOLOR - minCOLOR);
3369 fprintf(stderr, "bright ");
3370 }
3371#endif
3372 fprintf(stderr, "%s on ", name[color]);
3373
3374 color = GET_BGCOLOR(R->h->rstyle);
3375#ifndef NO_BRIGHTCOLOR
3376 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3377 color -= (minBrightCOLOR - minCOLOR);
3378 fprintf(stderr, "bright ");
3379 }
3380#endif
3381 fprintf(stderr, "%s\n", name[color]);
3382}
3383#endif

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines