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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.3 by pcg, Tue Nov 25 11:52:42 2003 UTC vs.
Revision 1.339 by sf-exg, Sat Apr 17 06:48:27 2010 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.3 2003/11/25 11:52:42 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);
170 R->num_scr = 0; 164 num_scr = 0;
171 165
172 prev_ncol = R->prev_ncol; 166 if (ncol == 0)
173 prev_nrow = R->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->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->charsets, 'B', sizeof(R->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->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->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->current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 227 scr_cursor (SAVE);
233 R->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->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->prev_nrow = nrow; 407 prev_nrow = nrow;
366 R->prev_ncol = ncol; 408 prev_ncol = ncol;
367 409
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->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->prev_nrow = R->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->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->rstyle; 495 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 496 s->s_charset = screen.charset;
492 s->s_charset_char = R->charsets[s->charset]; 497 s->s_charset_char = charsets[screen.charset];
493 break; 498 break;
499
494 case RESTORE: 500 case RESTORE:
495 R->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->rstyle = s->s_rstyle; 505 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 506 screen.charset = s->s_charset;
501 R->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 555 {
531
532 R->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);
538
539 if (R->current_screen == scrn)
540 return R->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->current_screen, scrn, int);
545#if NSCREENS
546 R->num_scr = 0; 556 num_scr = 0;
547 offset = R->TermWin.saveLines; 557
548 for (i = R->prev_nrow; i--;) { 558 scr_swap_screen ();
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 559
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 560 ::swap (screen.charset, swap.charset);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 561 ::swap (screen.flags, swap.flags);
552 }
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
555# ifdef DEBUG_STRICT
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
558# else /* drive with your eyes closed */
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->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
578# ifdef RXVT_GRAPHICS
579 if (rxvt_Gr_Displayed(aR))
580 rxvt_Gr_ClearScreen(aR);
581# endif
582 if (R->current_screen == PRIMARY
583# ifdef RXVT_GRAPHICS
584 && !rxvt_Gr_Displayed(aR)
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->prev_nrow - 1), R->prev_nrow, 0); 568 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
588# endif 569}
589#endif 570
571// clear WrapNext indicator, solidifying position on next line
572void
573rxvt_term::scr_do_wrap () NOTHROW
574{
575 if (!(screen.flags & Screen_WrapNext))
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->rstyle = SET_FGCOLOR(R->rstyle, color); 599 rstyle = SET_FGCOLOR (rstyle, color);
604 else 600 else
605 R->rstyle = SET_BGCOLOR(R->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->rstyle |= style; 612 rstyle |= style;
618 else if (style == ~RS_None) 613 else if (style == ~RS_None)
619 R->rstyle = DEFAULT_RSTYLE; 614 rstyle = DEFAULT_RSTYLE;
620 else 615 else
621 R->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->want_refresh = 1; 631 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->current_screen == PRIMARY) ? "Primary" : "Secondary")); 632 num_scr += count;
643 633
644 if ((count > 0) && (row1 == 0) && (R->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->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->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->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;
748 767
749 if (len <= 0) /* sanity */
750 return;
751
752 R->want_refresh = 1; 768 want_refresh = 1;
753 last_col = R->TermWin.ncol;
754
755 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
756 ZERO_SCROLLBACK(R); 769 ZERO_SCROLLBACK ();
770
757 if (nlines > 0) { 771 if (minlines > 0)
772 {
758 nlines += (R->screen.cur.row - R->screen.bscroll); 773 minlines += screen.cur.row - screen.bscroll;
759 if ((nlines > 0) 774 min_it (minlines, screen.cur.row - top_row);
775
776 if (minlines > 0
760 && (R->screen.tscroll == 0) 777 && screen.tscroll == 0
761 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 778 && screen.bscroll == nrow - 1)
779 {
762 /* _at least_ this many lines need to be scrolled */ 780 /* _at least_ this many lines need to be scrolled */
763 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 781 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
764 0); 782 screen.cur.row -= minlines;
765 R->screen.cur.row -= nlines; 783 }
766 }
767 } 784 }
768#ifdef DEBUG_STRICT 785
769 assert(R->screen.cur.col < last_col); 786 assert (screen.cur.col < ncol);
770 assert((R->screen.cur.row < R->TermWin.nrow) 787 assert (screen.cur.row < nrow
771 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 788 && screen.cur.row >= top_row);
772#else /* drive with your eyes closed */ 789 int row = screen.cur.row;
773 MIN_IT(R->screen.cur.col, last_col - 1);
774 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
775 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
776#endif
777 row = R->screen.cur.row + R->TermWin.saveLines;
778 790
779 checksel = (R->selection.op 791 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
780 && R->current_screen == R->selection.screen) ? 1 : 0;
781 clearsel = 0;
782 792
783 stp = R->screen.text[row]; 793 line_t *line = &ROW(row);
784 srp = R->screen.rend[row];
785 794
786 for (i = 0; i < len;) { 795 while (str < strend)
787 c = str[i++]; 796 {
788 switch (c) { 797 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
789 case '\t': 798
790 rxvt_scr_tab(aR_ 1); 799 if (expect_false (c < 0x20))
791 continue; 800 if (c == C0_LF)
792 case '\n': 801 {
793 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 802 max_it (line->l, screen.cur.col);
794 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 803
795 R->screen.flags &= ~Screen_WrapNext; 804 screen.flags &= ~Screen_WrapNext;
805
796 if (R->screen.cur.row == R->screen.bscroll) 806 if (screen.cur.row == screen.bscroll)
797 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 807 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
798 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 808 else if (screen.cur.row < (nrow - 1))
799 row = (++R->screen.cur.row) + R->TermWin.saveLines; 809 row = ++screen.cur.row;
800 stp = R->screen.text[row]; /* _must_ refresh */ 810
801 srp = R->screen.rend[row]; /* _must_ refresh */ 811 line = &ROW(row); /* _must_ refresh */
802 RESET_CHSTAT(R); 812 continue;
803 continue; 813 }
804 case '\r': 814 else if (c == C0_CR)
805 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 815 {
806 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 816 max_it (line->l, screen.cur.col);
817
807 R->screen.flags &= ~Screen_WrapNext; 818 screen.flags &= ~Screen_WrapNext;
808 R->screen.cur.col = 0; 819 screen.cur.col = 0;
809 RESET_CHSTAT(R); 820 continue;
810 continue; 821 }
811 default: 822 else if (c == C0_HT)
812 if (c == 127) 823 {
813 continue; /* yummmm..... */ 824 scr_tab (1, true);
814 break; 825 continue;
815 } 826 }
816 827
828 if (expect_false (
817 if (checksel /* see if we're writing within selection */ 829 checksel /* see if we're writing within selection */
818 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 830 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
819 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 831 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
832 ))
833 {
820 checksel = 0; 834 checksel = 0;
821 clearsel = 1; 835 /*
822 } 836 * If we wrote anywhere in the selected area, kill the selection
823 if (R->screen.flags & Screen_WrapNext) { 837 * XXX: should we kill the mark too? Possibly, but maybe that
824 R->screen.tlen[row] = -1; 838 * should be a similar check.
825 if (R->screen.cur.row == R->screen.bscroll) 839 */
826 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 840 CLEAR_SELECTION ();
827 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 841 }
828 row = (++R->screen.cur.row) + R->TermWin.saveLines;
829 stp = R->screen.text[row]; /* _must_ refresh */
830 srp = R->screen.rend[row]; /* _must_ refresh */
831 R->screen.cur.col = 0;
832 R->screen.flags &= ~Screen_WrapNext;
833 }
834 if (R->screen.flags & Screen_Insert)
835 rxvt_scr_insdel_chars(aR_ 1, INSERT);
836 842
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
837 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 864 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
838 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])
839 { 881 {
840 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 882 c = vt100_0[c - 0x41];
841 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 883 width = 1; // vt100 line drawing characters are always single-width
842 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
843 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
844 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
845 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
846 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
847 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
848 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
849 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
850 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
851 } 884 }
885 }
852 886
853 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 887 if (expect_false (screen.flags & Screen_Insert))
888 scr_insdel_chars (width, INSERT);
854 889
855 stp[R->screen.cur.col] = c; 890 if (width != 0)
856 srp[R->screen.cur.col] = rend;
857
858 if (c > 255)
859 { 891 {
860 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 892#if !UNICODE_3
861 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))
862 914 {
863 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
864 { 924 {
865 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
866 { 931 {
867 932 line->l = ncol;
868 srp[R->screen.cur.col] |= RS_wide; 933 if (screen.flags & Screen_Autowrap)
869 934 screen.flags |= Screen_WrapNext;
870 R->screen.cur.col++; 935 break;
871 stp[R->screen.cur.col] = NOCHAR;
872 srp[R->screen.cur.col] = rend;
873 } 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;
874 } 951 }
875 } 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;
876 966
877 if (R->screen.cur.col < last_col - 1) 967 if (screen.cur.col > 0)
878 R->screen.cur.col++; 968 {
879 else { 969 linep = line;
880 R->screen.tlen[row] = last_col; 970 tp = line->t + screen.cur.col - 1;
881 if (R->screen.flags & Screen_Autowrap) 971 rp = line->r + screen.cur.col - 1;
882 R->screen.flags |= Screen_WrapNext; 972 }
883 } 973 else if (screen.cur.row > 0
884 } 974 && ROW(screen.cur.row - 1).is_longer ())
885 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 975 {
886 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;
887 982
888/* 983 linep->touch ();
889 * If we wrote anywhere in the selected area, kill the selection
890 * XXX: should we kill the mark too? Possibly, but maybe that
891 * should be a similar check.
892 */
893 if (clearsel)
894 CLEAR_SELECTION(R);
895 984
896#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
897 assert(R->screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
898#else /* drive with your eyes closed */
899 MAX_IT(R->screen.cur.row, 0);
900#endif
901} 1003}
902 1004
903/* ------------------------------------------------------------------------- */ 1005/* ------------------------------------------------------------------------- */
904/* 1006/*
905 * 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
906 * XTERM_SEQ: CTRL-H 1008 * XTERM_SEQ: CTRL-H
907 */ 1009 */
908/* EXTPROTO */
909void 1010void
910rxvt_scr_backspace(pR) 1011rxvt_term::scr_backspace () NOTHROW
911{ 1012{
912 RESET_CHSTAT(R);
913 R->want_refresh = 1;
914 if (R->screen.cur.col == 0) { 1013 if (screen.cur.col == 0)
1014 {
915 if (R->screen.cur.row > 0) { 1015 if (screen.cur.row > 0)
1016 {
916#ifdef TERMCAP_HAS_BW 1017#ifdef TERMCAP_HAS_BW
917 R->screen.cur.col = R->TermWin.ncol - 1; 1018 screen.cur.col = ncol - 1;
918 R->screen.cur.row--; 1019 --screen.cur.row;
919 return; 1020
1021 want_refresh = 1;
920#endif 1022#endif
921 } 1023 }
922 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1024 }
1025 else
923 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1026 scr_gotorc (0, -1, RELATIVE);
924 R->screen.flags &= ~Screen_WrapNext;
925} 1027}
926 1028
927/* ------------------------------------------------------------------------- */ 1029/* ------------------------------------------------------------------------- */
928/* 1030/*
929 * Process Horizontal Tab 1031 * Process Horizontal Tab
930 * count: +ve = forward; -ve = backwards 1032 * count: +ve = forward; -ve = backwards
931 * XTERM_SEQ: CTRL-I 1033 * XTERM_SEQ: CTRL-I
932 */ 1034 */
933/* EXTPROTO */
934void 1035void
935rxvt_scr_tab(pR_ int count) 1036rxvt_term::scr_tab (int count, bool ht) NOTHROW
936{ 1037{
937 int i, x; 1038 int i, x;
938 1039
939 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
940 R->want_refresh = 1; 1040 want_refresh = 1;
941 RESET_CHSTAT(R);
942 i = x = R->screen.cur.col; 1041 i = x = screen.cur.col;
1042
943 if (count == 0) 1043 if (count == 0)
944 return; 1044 return;
945 else if (count > 0) { 1045 else if (count > 0)
946 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; )
947 if (R->tabs[i]) { 1052 if (tabs[i])
948 x = i; 1053 {
949 if (!--count) 1054 x = i;
950 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 }
951 } 1085 }
952 if (count)
953 x = R->TermWin.ncol - 1;
954 } else /* if (count < 0) */ { 1086 else /* if (count < 0) */
1087 {
955 for (; --i >= 0; ) 1088 for (; --i >= 0; )
956 if (R->tabs[i]) { 1089 if (tabs[i])
957 x = i; 1090 {
958 if (!++count) 1091 x = i;
959 break; 1092 if (!++count)
1093 break;
1094 }
1095
1096 if (count)
1097 x = 0;
960 } 1098 }
961 if (count) 1099
962 x = 0;
963 }
964 if (x != R->screen.cur.col) 1100 if (x != screen.cur.col)
965 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1101 scr_gotorc (0, x, R_RELATIVE);
966} 1102}
967 1103
968/* ------------------------------------------------------------------------- */ 1104/* ------------------------------------------------------------------------- */
969/* 1105/*
970 * Process DEC Back Index 1106 * Process DEC Back Index
971 * XTERM_SEQ: ESC 6 1107 * XTERM_SEQ: ESC 6
972 * 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
973 * in that row right. Clear left column. 1109 * in that row right. Clear left column.
974 */ 1110 */
975#ifndef NO_FRILLS 1111#if !ENABLE_MINIMAL
976/* EXTPROTO */
977void 1112void
978rxvt_scr_backindex(pR) 1113rxvt_term::scr_backindex () NOTHROW
979{ 1114{
980 if (R->screen.cur.col > 0) 1115 if (screen.cur.col > 0)
981 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1116 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
982 else { 1117 else
983 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
984 return; /* um, yeah? */
985 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1118 scr_insdel_chars (1, INSERT);
986 }
987} 1119}
988#endif 1120#endif
989/* ------------------------------------------------------------------------- */ 1121/* ------------------------------------------------------------------------- */
990/* 1122/*
991 * Process DEC Forward Index 1123 * Process DEC Forward Index
992 * XTERM_SEQ: ESC 9 1124 * XTERM_SEQ: ESC 9
993 * 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
994 * in that row left. Clear right column. 1126 * in that row left. Clear right column.
995 */ 1127 */
996#ifndef NO_FRILLS 1128#if !ENABLE_MINIMAL
997/* EXTPROTO */
998void 1129void
999rxvt_scr_forwardindex(pR) 1130rxvt_term::scr_forwardindex () NOTHROW
1000{ 1131{
1001 int row;
1002
1003 if (R->screen.cur.col < R->TermWin.ncol - 1) 1132 if (screen.cur.col < ncol - 1)
1004 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1133 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1005 else { 1134 else
1006 row = R->screen.cur.row + R->TermWin.saveLines; 1135 {
1007 if (R->screen.tlen[row] == 0) 1136 line_t &l = ROW(screen.cur.row);
1008 return; /* um, yeah? */ 1137
1009 else if (R->screen.tlen[row] == -1) 1138 l.touch ();
1010 R->screen.tlen[row] = R->TermWin.ncol; 1139 l.is_longer (0);
1140
1011 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1141 scr_gotorc (0, 0, R_RELATIVE);
1012 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1142 scr_insdel_chars (1, DELETE);
1013 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1143 scr_gotorc (0, ncol - 1, R_RELATIVE);
1014 } 1144 }
1015} 1145}
1016#endif 1146#endif
1017 1147
1018/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
1019/* 1149/*
1020 * Goto Row/Column 1150 * Goto Row/Column
1021 */ 1151 */
1022/* EXTPROTO */
1023void 1152void
1024rxvt_scr_gotorc(pR_ int row, int col, int relative) 1153rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1025{ 1154{
1026 R->want_refresh = 1; 1155 want_refresh = 1;
1027 ZERO_SCROLLBACK(R); 1156 ZERO_SCROLLBACK ();
1028 RESET_CHSTAT(R);
1029#ifdef RXVT_GRAPHICS
1030 if (rxvt_Gr_Displayed(aR))
1031 rxvt_Gr_scroll(aR_ 0);
1032#endif
1033 1157
1034 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));
1035
1036 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1158 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1037 : col); 1159 clamp_it (screen.cur.col, 0, ncol - 1);
1038 MAX_IT(R->screen.cur.col, 0);
1039 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1040 1160
1041 R->screen.flags &= ~Screen_WrapNext; 1161 screen.flags &= ~Screen_WrapNext;
1162
1042 if (relative & R_RELATIVE) { 1163 if (relative & R_RELATIVE)
1043 if (row > 0) { 1164 {
1165 if (row > 0)
1166 {
1044 if (R->screen.cur.row <= R->screen.bscroll 1167 if (screen.cur.row <= screen.bscroll
1045 && (R->screen.cur.row + row) > R->screen.bscroll) 1168 && (screen.cur.row + row) > screen.bscroll)
1046 R->screen.cur.row = R->screen.bscroll; 1169 screen.cur.row = screen.bscroll;
1047 else 1170 else
1048 R->screen.cur.row += row; 1171 screen.cur.row += row;
1172 }
1049 } else if (row < 0) { 1173 else if (row < 0)
1174 {
1050 if (R->screen.cur.row >= R->screen.tscroll 1175 if (screen.cur.row >= screen.tscroll
1051 && (R->screen.cur.row + row) < R->screen.tscroll) 1176 && (screen.cur.row + row) < screen.tscroll)
1052 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 }
1053 else 1190 else
1054 R->screen.cur.row += row; 1191 screen.cur.row = row;
1055 }
1056 } else {
1057 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1058 R->screen.cur.row = row + R->screen.tscroll;
1059 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1060 } else
1061 R->screen.cur.row = row;
1062 } 1192 }
1063 MAX_IT(R->screen.cur.row, 0);
1064 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1065}
1066 1193
1194 clamp_it (screen.cur.row, 0, nrow - 1);
1195}
1196
1067/* ------------------------------------------------------------------------- */ 1197/* ------------------------------------------------------------------------- */
1068/* 1198/*
1069 * direction should be UP or DN 1199 * direction should be UP or DN
1070 */ 1200 */
1071/* EXTPROTO */
1072void 1201void
1073rxvt_scr_index(pR_ enum page_dirn direction) 1202rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1074{ 1203{
1075 int dirn; 1204 int dirn;
1076 1205
1077 R->want_refresh = 1; 1206 want_refresh = 1;
1207 ZERO_SCROLLBACK ();
1208
1078 dirn = ((direction == UP) ? 1 : -1); 1209 dirn = ((direction == UP) ? 1 : -1);
1079 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1080 1210
1081 ZERO_SCROLLBACK(R);
1082 RESET_CHSTAT(R);
1083
1084#ifdef RXVT_GRAPHICS
1085 if (rxvt_Gr_Displayed(aR))
1086 rxvt_Gr_scroll(aR_ 0);
1087#endif
1088
1089 R->screen.flags &= ~Screen_WrapNext; 1211 screen.flags &= ~Screen_WrapNext;
1212
1090 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1213 if ((screen.cur.row == screen.bscroll && direction == UP)
1091 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1214 || (screen.cur.row == screen.tscroll && direction == DN))
1092 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1215 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1093 else 1216 else
1094 R->screen.cur.row += dirn; 1217 screen.cur.row += dirn;
1095 MAX_IT(R->screen.cur.row, 0); 1218
1096 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1219 clamp_it (screen.cur.row, 0, nrow - 1);
1097 rxvt_selection_check(aR_ 0); 1220 selection_check (0);
1098} 1221}
1099 1222
1100/* ------------------------------------------------------------------------- */ 1223/* ------------------------------------------------------------------------- */
1101/* 1224/*
1102 * Erase part or whole of a line 1225 * Erase part or whole of a line
1103 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1226 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1104 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1227 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1105 * 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
1106 */ 1230 */
1107/* EXTPROTO */
1108void 1231void
1109rxvt_scr_erase_line(pR_ int mode) 1232rxvt_term::scr_erase_line (int mode) NOTHROW
1110{ 1233{
1111 unsigned int row, col, num; 1234 unsigned int col, num;
1112 1235
1113 R->want_refresh = 1; 1236 want_refresh = 1;
1114 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1115 ZERO_SCROLLBACK(R); 1237 ZERO_SCROLLBACK ();
1116 RESET_CHSTAT(R);
1117 1238
1118#ifdef RXVT_GRAPHICS
1119 if (rxvt_Gr_Displayed(aR))
1120 rxvt_Gr_scroll(aR_ 0);
1121#endif
1122
1123 rxvt_selection_check(aR_ 1); 1239 selection_check (1);
1124 1240
1125 R->screen.flags &= ~Screen_WrapNext; 1241 line_t &line = ROW(screen.cur.row);
1126 1242
1127 row = R->TermWin.saveLines + R->screen.cur.row; 1243 line.touch ();
1244 line.is_longer (0);
1245
1128 switch (mode) { 1246 switch (mode)
1129 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 */
1130 col = R->screen.cur.col; 1255 col = screen.cur.col;
1131 num = R->TermWin.ncol - col; 1256 num = ncol - col;
1132 MIN_IT(R->screen.tlen[row], (int16_t)col); 1257 min_it (line.l, col);
1258
1133 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)
1134 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1260 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1135 CLEAR_SELECTION(R); 1261 CLEAR_SELECTION ();
1136 break; 1262 break;
1263
1137 case 1: /* erase to beginning of line */ 1264 case 1: /* erase to beginning of line */
1138 col = 0; 1265 col = 0;
1139 num = R->screen.cur.col + 1; 1266 num = screen.cur.col + 1;
1267
1140 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)
1141 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1269 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1142 CLEAR_SELECTION(R); 1270 CLEAR_SELECTION ();
1143 break; 1271 break;
1144 case 2: /* erase whole line */ 1272
1145 col = 0; 1273 case 2: /* erase whole line */
1146 num = R->TermWin.ncol; 1274 col = 0;
1147 R->screen.tlen[row] = 0; 1275 num = ncol;
1276 line.l = 0;
1148 if (R->selection.beg.row <= R->screen.cur.row 1277 if (selection.beg.row <= screen.cur.row
1149 && R->selection.end.row >= R->screen.cur.row) 1278 && selection.end.row >= screen.cur.row)
1150 CLEAR_SELECTION(R); 1279 CLEAR_SELECTION ();
1151 break; 1280 break;
1152 default: 1281 default:
1153 return; 1282 return;
1154 } 1283 }
1155 if (R->screen.text[row]) 1284
1156 rxvt_blank_line(aR_ 1285 scr_blank_line (line, col, num, rstyle);
1157 &(R->screen.text[row][col]),
1158 &(R->screen.rend[row][col]), num, R->rstyle);
1159 else
1160 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1161 R->rstyle);
1162} 1286}
1163 1287
1164/* ------------------------------------------------------------------------- */ 1288/* ------------------------------------------------------------------------- */
1165/* 1289/*
1166 * Erase part of whole of the screen 1290 * Erase part of whole of the screen
1167 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1291 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1168 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1292 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1169 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1293 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1170 */ 1294 */
1171/* EXTPROTO */
1172void 1295void
1173rxvt_scr_erase_screen(pR_ int mode) 1296rxvt_term::scr_erase_screen (int mode) NOTHROW
1174{ 1297{
1175 int num; 1298 int num;
1176 int32_t row, row_offset; 1299 int32_t row;
1177 rend_t ren; 1300 rend_t ren;
1178 XGCValues gcvalue; 1301 XGCValues gcvalue;
1179 1302
1180 R->want_refresh = 1; 1303 want_refresh = 1;
1181 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1182 ZERO_SCROLLBACK(R); 1304 ZERO_SCROLLBACK ();
1183 RESET_CHSTAT(R);
1184 row_offset = (int32_t)R->TermWin.saveLines;
1185 1305
1186 switch (mode) { 1306 switch (mode)
1307 {
1187 case 0: /* erase to end of screen */ 1308 case 0: /* erase to end of screen */
1188 rxvt_selection_check(aR_ 1); 1309 selection_check (1);
1189 rxvt_scr_erase_line(aR_ 0); 1310 scr_erase_line (0);
1190 row = R->screen.cur.row + 1; /* possible OOB */ 1311 row = screen.cur.row + 1; /* possible OOB */
1191 num = R->TermWin.nrow - row; 1312 num = nrow - row;
1192 break; 1313 break;
1193 case 1: /* erase to beginning of screen */ 1314 case 1: /* erase to beginning of screen */
1194 rxvt_selection_check(aR_ 3); 1315 selection_check (3);
1195 rxvt_scr_erase_line(aR_ 1); 1316 scr_erase_line (1);
1196 row = 0; 1317 row = 0;
1197 num = R->screen.cur.row; 1318 num = screen.cur.row;
1198 break; 1319 break;
1199 case 2: /* erase whole screen */ 1320 case 2: /* erase whole screen */
1200 rxvt_selection_check(aR_ 3); 1321 selection_check (3);
1201#ifdef RXVT_GRAPHICS 1322 row = 0;
1202 rxvt_Gr_ClearScreen(aR); 1323 num = nrow;
1203#endif 1324 break;
1204 row = 0;
1205 num = R->TermWin.nrow;
1206 break;
1207 default: 1325 default:
1208 return; 1326 return;
1209 } 1327 }
1210 R->refresh_type |= REFRESH_BOUNDS; 1328
1211 if (R->selection.op && R->current_screen == R->selection.screen 1329 if (selection.op && current_screen == selection.screen
1212 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1330 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1213 || (R->selection.end.row >= row 1331 || (selection.end.row >= row
1214 && R->selection.end.row <= row + num))) 1332 && selection.end.row <= row + num)))
1215 CLEAR_SELECTION(R); 1333 CLEAR_SELECTION ();
1334
1216 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1335 if (row >= nrow) /* Out Of Bounds */
1217 return; 1336 return;
1218 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.
1219 if (R->rstyle & (RS_RVid | RS_Uline)) 1343 if (rstyle & (RS_RVid | RS_Uline))
1220 ren = (rend_t) ~RS_None; 1344 ren = (rend_t) ~RS_None;
1221 else if (GET_BASEBG(R->rstyle) == Color_bg) { 1345 else if (GET_BASEBG (rstyle) == Color_bg)
1346 {
1222 ren = DEFAULT_RSTYLE; 1347 ren = DEFAULT_RSTYLE;
1223 CLEAR_ROWS(row, num); 1348
1224 } 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 {
1225 ren = (R->rstyle & (RS_fgMask | RS_bgMask)); 1356 ren = rstyle & (RS_fgMask | RS_bgMask);
1226 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->rstyle)]; 1357
1227 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1358 if (mapped && !view_start)
1228 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));
1229 gcvalue.foreground = R->PixColors[Color_fg]; 1366 gcvalue.foreground = pix_colors[Color_fg];
1230 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1367 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1368 }
1231 } 1369 }
1370
1232 for (; num--; row++) { 1371 for (; num--; row++)
1233 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1234 (unsigned int)(row + row_offset), R->rstyle);
1235 R->screen.tlen[row + row_offset] = 0;
1236 rxvt_blank_line(aR_
1237 R->drawn_text[row], R->drawn_rend[row],
1238 (unsigned int)R->TermWin.ncol, ren);
1239 } 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 }
1240} 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
1241 1390
1242/* ------------------------------------------------------------------------- */ 1391/* ------------------------------------------------------------------------- */
1243/* 1392/*
1244 * Fill the screen with `E's 1393 * Fill the screen with `E's
1245 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1394 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1246 */ 1395 */
1247/* EXTPROTO */
1248void 1396void
1249rxvt_scr_E(pR) 1397rxvt_term::scr_E () NOTHROW
1250{ 1398{
1251 int i, j, k; 1399 rend_t fs;
1252 rend_t *r1, fs;
1253 1400
1254 R->want_refresh = 1; 1401 want_refresh = 1;
1255 R->num_scr_allow = 0;
1256 ZERO_SCROLLBACK(R); 1402 ZERO_SCROLLBACK ();
1257 RESET_CHSTAT(R); 1403
1404 num_scr_allow = 0;
1258 rxvt_selection_check(aR_ 3); 1405 selection_check (3);
1259 1406
1260 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1407 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1261 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1408 for (int row = nrow; row--; )
1262 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1409 {
1263 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1410 line_t &line = ROW(row);
1264 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--; )
1265 *r1++ = fs; 1416 *r1++ = fs;
1417
1418 line.is_longer (0);
1419 line.touch (ncol);
1266 } 1420 }
1267} 1421}
1268 1422
1269/* ------------------------------------------------------------------------- */ 1423/* ------------------------------------------------------------------------- */
1270/* 1424/*
1271 * Insert/Delete <count> lines 1425 * Insert/Delete <count> lines
1272 */ 1426 */
1273/* EXTPROTO */
1274void 1427void
1275rxvt_scr_insdel_lines(pR_ int count, int insdel) 1428rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1276{ 1429{
1277 int end; 1430 int end;
1278 1431
1279 ZERO_SCROLLBACK(R); 1432 ZERO_SCROLLBACK ();
1280 RESET_CHSTAT(R);
1281 1433
1282#ifdef RXVT_GRAPHICS
1283 if (rxvt_Gr_Displayed(aR))
1284 rxvt_Gr_scroll(aR_ 0);
1285#endif
1286
1287 rxvt_selection_check(aR_ 1); 1434 selection_check (1);
1288 1435
1289 if (R->screen.cur.row > R->screen.bscroll) 1436 if (screen.cur.row > screen.bscroll)
1290 return;
1291
1292 end = R->screen.bscroll - R->screen.cur.row + 1;
1293 if (count > end) {
1294 if (insdel == DELETE)
1295 return; 1437 return;
1438
1439 end = screen.bscroll - screen.cur.row + 1;
1440 if (count > end)
1441 {
1442 if (insdel == DELETE)
1443 return;
1296 else if (insdel == INSERT) 1444 else if (insdel == INSERT)
1297 count = end; 1445 count = end;
1298 } 1446 }
1299 R->screen.flags &= ~Screen_WrapNext;
1300 1447
1448 scr_do_wrap ();
1449
1301 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1450 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1302 0);
1303} 1451}
1304 1452
1305/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1306/* 1454/*
1307 * Insert/Delete <count> characters from the current position 1455 * Insert/Delete <count> characters from the current position
1308 */ 1456 */
1309/* EXTPROTO */
1310void 1457void
1311rxvt_scr_insdel_chars(pR_ int count, int insdel) 1458rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1312{ 1459{
1313 int col, row;
1314 rend_t tr;
1315 text_t *stp;
1316 rend_t *srp;
1317 int16_t *slp;
1318
1319 R->want_refresh = 1; 1460 want_refresh = 1;
1320 ZERO_SCROLLBACK(R); 1461 ZERO_SCROLLBACK ();
1321#if 0
1322 RESET_CHSTAT(R);
1323#endif
1324 1462
1325#ifdef RXVT_GRAPHICS
1326 if (rxvt_Gr_Displayed(aR))
1327 rxvt_Gr_scroll(aR_ 0);
1328#endif
1329
1330 if (count <= 0) 1463 if (count <= 0)
1331 return; 1464 return;
1332 1465
1466 scr_do_wrap ();
1467
1333 rxvt_selection_check(aR_ 1); 1468 selection_check (1);
1334 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1469 min_it (count, ncol - screen.cur.col);
1335 1470
1336 row = R->screen.cur.row + R->TermWin.saveLines; 1471 int row = screen.cur.row;
1337 R->screen.flags &= ~Screen_WrapNext;
1338 1472
1339 stp = R->screen.text[row]; 1473 line_t *line = &ROW(row);
1340 srp = R->screen.rend[row]; 1474
1341 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
1342 switch (insdel) { 1482 switch (insdel)
1483 {
1343 case INSERT: 1484 case INSERT:
1344 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1485 line->l = min (line->l + count, ncol);
1345 col--) { 1486
1346 stp[col] = stp[col - count]; 1487 if (line->t[screen.cur.col] == NOCHAR)
1347 srp[col] = srp[col - count]; 1488 scr_kill_char (*line, screen.cur.col);
1348 } 1489
1349 if (*slp != -1) { 1490 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1350 *slp += count; 1491 {
1351 MIN_IT(*slp, R->TermWin.ncol); 1492 line->t[col] = line->t[col - count];
1352 } 1493 line->r[col] = line->r[col - count];
1494 }
1495
1353 if (R->selection.op && R->current_screen == R->selection.screen 1496 if (selection.op && current_screen == selection.screen
1354 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1498 {
1355 if (R->selection.end.row != R->screen.cur.row 1499 if (selection.end.row != screen.cur.row
1356 || (R->selection.end.col + count >= R->TermWin.ncol)) 1500 || (selection.end.col + count >= ncol))
1357 CLEAR_SELECTION(R); 1501 CLEAR_SELECTION ();
1358 else { /* shift selection */ 1502 else
1359 R->selection.beg.col += count; 1503 {
1504 /* shift selection */
1505 selection.beg.col += count;
1360 R->selection.mark.col += count; /* XXX: yes? */ 1506 selection.mark.col += count; /* XXX: yes? */
1361 R->selection.end.col += count; 1507 selection.end.col += count;
1362 } 1508 }
1363 } 1509 }
1364 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1510
1365 (unsigned int)count, R->rstyle); 1511 scr_blank_line (*line, screen.cur.col, count, rstyle);
1366 break; 1512 break;
1513
1367 case ERASE: 1514 case ERASE:
1368 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1515 screen.cur.col += count; /* don't worry if > ncol */
1369 rxvt_selection_check(aR_ 1); 1516 selection_check (1);
1370 R->screen.cur.col -= count; 1517 screen.cur.col -= count;
1371 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1518
1372 (unsigned int)count, R->rstyle); 1519 // nuke wide char after the end
1373 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
1374 case DELETE: 1526 case DELETE:
1375 tr = srp[R->TermWin.ncol - 1] 1527 line->l = max (line->l - count, 0);
1376 & (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
1377 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1533 for (int col = screen.cur.col; (col + count) < ncol; col++)
1378 stp[col] = stp[col + count]; 1534 {
1379 srp[col] = srp[col + count]; 1535 line->t[col] = line->t[col + count];
1380 } 1536 line->r[col] = line->r[col + count];
1381 rxvt_blank_line(aR_ 1537 }
1382 &(stp[R->TermWin.ncol - count]), 1538
1383 &(srp[R->TermWin.ncol - count]), 1539 scr_blank_line (*line, ncol - count, count, rstyle);
1384 (unsigned int)count, tr); 1540
1385 if (*slp == -1) /* break line continuation */
1386 *slp = R->TermWin.ncol;
1387 *slp -= count;
1388 MAX_IT(*slp, 0);
1389 if (R->selection.op && R->current_screen == R->selection.screen 1541 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1542 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1543 {
1391 if (R->selection.end.row != R->screen.cur.row 1544 if (selection.end.row != screen.cur.row
1392 || (R->screen.cur.col >= R->selection.beg.col - count) 1545 || (screen.cur.col >= selection.beg.col - count)
1393 || R->selection.end.col >= R->TermWin.ncol) 1546 || selection.end.col >= ncol)
1394 CLEAR_SELECTION(R); 1547 CLEAR_SELECTION ();
1395 else { 1548 else
1396 /* shift selection */ 1549 {
1397 R->selection.beg.col -= count; 1550 /* shift selection */
1551 selection.beg.col -= count;
1398 R->selection.mark.col -= count; /* XXX: yes? */ 1552 selection.mark.col -= count; /* XXX: yes? */
1399 R->selection.end.col -= count; 1553 selection.end.col -= count;
1400 } 1554 }
1401 } 1555 }
1402 break; 1556
1557 break;
1403 } 1558 }
1404} 1559}
1405 1560
1406/* ------------------------------------------------------------------------- */ 1561/* ------------------------------------------------------------------------- */
1407/* 1562/*
1408 * Set the scrolling region 1563 * Set the scrolling region
1409 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1564 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1410 */ 1565 */
1411/* EXTPROTO */
1412void 1566void
1413rxvt_scr_scroll_region(pR_ int top, int bot) 1567rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1414{ 1568{
1415 MAX_IT(top, 0); 1569 max_it (top, 0);
1416 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1570 min_it (bot, nrow - 1);
1571
1417 if (top > bot) 1572 if (top > bot)
1418 return; 1573 return;
1574
1419 R->screen.tscroll = top; 1575 screen.tscroll = top;
1420 R->screen.bscroll = bot; 1576 screen.bscroll = bot;
1421 rxvt_scr_gotorc(aR_ 0, 0, 0); 1577 scr_gotorc (0, 0, 0);
1422} 1578}
1423 1579
1424/* ------------------------------------------------------------------------- */ 1580/* ------------------------------------------------------------------------- */
1425/* 1581/*
1426 * Make the cursor visible/invisible 1582 * Make the cursor visible/invisible
1427 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1583 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1428 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1584 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1429 */ 1585 */
1430/* EXTPROTO */
1431void 1586void
1432rxvt_scr_cursor_visible(pR_ int mode) 1587rxvt_term::scr_cursor_visible (int mode) NOTHROW
1433{ 1588{
1434 R->want_refresh = 1; 1589 want_refresh = 1;
1590
1435 if (mode) 1591 if (mode)
1436 R->screen.flags |= Screen_VisibleCursor; 1592 screen.flags |= Screen_VisibleCursor;
1437 else 1593 else
1438 R->screen.flags &= ~Screen_VisibleCursor; 1594 screen.flags &= ~Screen_VisibleCursor;
1439} 1595}
1440 1596
1441/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1442/* 1598/*
1443 * Set/unset automatic wrapping 1599 * Set/unset automatic wrapping
1444 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1600 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1445 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1601 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1446 */ 1602 */
1447/* EXTPROTO */
1448void 1603void
1449rxvt_scr_autowrap(pR_ int mode) 1604rxvt_term::scr_autowrap (int mode) NOTHROW
1450{ 1605{
1451 if (mode) 1606 if (mode)
1452 R->screen.flags |= Screen_Autowrap; 1607 screen.flags |= Screen_Autowrap;
1453 else 1608 else
1454 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1609 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1455} 1610}
1456 1611
1457/* ------------------------------------------------------------------------- */ 1612/* ------------------------------------------------------------------------- */
1458/* 1613/*
1459 * Set/unset margin origin mode 1614 * Set/unset margin origin mode
… …
1462 * 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
1463 * and the cursor cannot be moved outside. 1618 * and the cursor cannot be moved outside.
1464 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1619 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1465 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1620 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1466 */ 1621 */
1467/* EXTPROTO */
1468void 1622void
1469rxvt_scr_relative_origin(pR_ int mode) 1623rxvt_term::scr_relative_origin (int mode) NOTHROW
1470{ 1624{
1471 if (mode) 1625 if (mode)
1472 R->screen.flags |= Screen_Relative; 1626 screen.flags |= Screen_Relative;
1473 else 1627 else
1474 R->screen.flags &= ~Screen_Relative; 1628 screen.flags &= ~Screen_Relative;
1629
1475 rxvt_scr_gotorc(aR_ 0, 0, 0); 1630 scr_gotorc (0, 0, 0);
1476} 1631}
1477 1632
1478/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1479/* 1634/*
1480 * Set insert/replace mode 1635 * Set insert/replace mode
1481 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1636 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1482 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1637 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1483 */ 1638 */
1484/* EXTPROTO */
1485void 1639void
1486rxvt_scr_insert_mode(pR_ int mode) 1640rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1641{
1488 if (mode) 1642 if (mode)
1489 R->screen.flags |= Screen_Insert; 1643 screen.flags |= Screen_Insert;
1490 else 1644 else
1491 R->screen.flags &= ~Screen_Insert; 1645 screen.flags &= ~Screen_Insert;
1492} 1646}
1493 1647
1494/* ------------------------------------------------------------------------- */ 1648/* ------------------------------------------------------------------------- */
1495/* 1649/*
1496 * Set/Unset tabs 1650 * Set/Unset tabs
1497 * XTERM_SEQ: Set tab at current column : ESC H 1651 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1652 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1653 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1654 */
1501/* EXTPROTO */
1502void 1655void
1503rxvt_scr_set_tab(pR_ int mode) 1656rxvt_term::scr_set_tab (int mode) NOTHROW
1504{ 1657{
1505 if (mode < 0) 1658 if (mode < 0)
1506 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1659 memset (tabs, 0, ncol);
1507 else if (R->screen.cur.col < R->TermWin.ncol) 1660 else if (screen.cur.col < ncol)
1508 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1661 tabs [screen.cur.col] = !!mode;
1509} 1662}
1510 1663
1511/* ------------------------------------------------------------------------- */ 1664/* ------------------------------------------------------------------------- */
1512/* 1665/*
1513 * Set reverse/normal video 1666 * Set reverse/normal video
1514 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1667 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1515 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1668 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1516 */ 1669 */
1517/* EXTPROTO */
1518void 1670void
1519rxvt_scr_rvideo_mode(pR_ int mode) 1671rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1520{ 1672{
1521 XGCValues gcvalue; 1673 rvideo_mode = on;
1522 1674
1523 if (R->rvideo != mode) { 1675#ifndef NO_BELL
1524 R->rvideo = mode; 1676 on ^= rvideo_bell;
1525 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1677#endif
1526#if defined(XPM_BACKGROUND) 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
1527 if (R->bgPixmap.pixmap == None) 1685 if (bgPixmap.pixmap == None)
1528#endif 1686#endif
1529#if defined(TRANSPARENT) 1687 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1530 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1531#endif
1532 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1533 R->PixColors[Color_bg]);
1534 1688
1689 XGCValues gcvalue;
1535 gcvalue.foreground = R->PixColors[Color_fg]; 1690 gcvalue.foreground = pix_colors[Color_fg];
1536 gcvalue.background = R->PixColors[Color_bg]; 1691 gcvalue.background = pix_colors[Color_bg];
1537 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1692 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1538 &gcvalue); 1693
1539 rxvt_scr_clear(aR); 1694 scr_clear ();
1540 rxvt_scr_touch(aR_ True); 1695 scr_touch (true);
1541 } 1696 }
1542} 1697}
1543 1698
1544/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1545/* 1700/*
1546 * Report current cursor position 1701 * Report current cursor position
1547 * XTERM_SEQ: Report position: ESC [ 6 n 1702 * XTERM_SEQ: Report position: ESC [ 6 n
1548 */ 1703 */
1549/* EXTPROTO */
1550void 1704void
1551rxvt_scr_report_position(pR) 1705rxvt_term::scr_report_position () NOTHROW
1552{ 1706{
1553 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);
1554 R->screen.cur.col + 1);
1555} 1708}
1556 1709
1557/* ------------------------------------------------------------------------- * 1710/* ------------------------------------------------------------------------- *
1558 * FONTS * 1711 * FONTS *
1559 * ------------------------------------------------------------------------- */ 1712 * ------------------------------------------------------------------------- */
1560 1713
1561/* 1714/*
1562 * Set font style 1715 * Set font style
1563 */ 1716 */
1564/* INTPROTO */
1565void 1717void
1566rxvt_set_font_style(pR) 1718rxvt_term::set_font_style () NOTHROW
1567{ 1719{
1720#if 0
1568 switch (R->charsets[R->screen.charset]) { 1721 switch (charsets [screen.charset])
1722 {
1569 case '0': /* DEC Special Character & Line Drawing Set */ 1723 case '0': /* DEC Special Character & Line Drawing Set */
1570 break; 1724 break;
1571 case 'A': /* United Kingdom (UK) */ 1725 case 'A': /* United Kingdom (UK) */
1572 break; 1726 break;
1573 case 'B': /* United States (USASCII) */ 1727 case 'B': /* United States (USASCII) */
1574 break; 1728 break;
1575 case '<': /* Multinational character set */ 1729 case '<': /* Multinational character set */
1576 break; 1730 break;
1577 case '5': /* Finnish character set */ 1731 case '5': /* Finnish character set */
1578 break; 1732 break;
1579 case 'C': /* Finnish character set */ 1733 case 'C': /* Finnish character set */
1580 break; 1734 break;
1581 case 'K': /* German character set */ 1735 case 'K': /* German character set */
1582 break; 1736 break;
1583 } 1737 }
1738#endif
1584} 1739}
1585 1740
1586/* ------------------------------------------------------------------------- */ 1741/* ------------------------------------------------------------------------- */
1587/* 1742/*
1588 * Choose a font 1743 * Choose a font
1589 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1744 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1590 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1745 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1591 * XTERM_SEQ: Invoke G2 character set: ESC N 1746 * XTERM_SEQ: Invoke G2 character set: ESC N
1592 * XTERM_SEQ: Invoke G3 character set: ESC O 1747 * XTERM_SEQ: Invoke G3 character set: ESC O
1593 */ 1748 */
1594/* EXTPROTO */
1595void 1749void
1596rxvt_scr_charset_choose(pR_ int set) 1750rxvt_term::scr_charset_choose (int set) NOTHROW
1597{ 1751{
1598 R->screen.charset = set; 1752 screen.charset = set;
1599 rxvt_set_font_style(aR); 1753 set_font_style ();
1600} 1754}
1601 1755
1602/* ------------------------------------------------------------------------- */ 1756/* ------------------------------------------------------------------------- */
1603/* 1757/*
1604 * Set a font 1758 * Set a font
… …
1606 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1760 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1607 * XTERM_SEQ: Set G2 character set: ESC * <C> 1761 * XTERM_SEQ: Set G2 character set: ESC * <C>
1608 * XTERM_SEQ: Set G3 character set: ESC + <C> 1762 * XTERM_SEQ: Set G3 character set: ESC + <C>
1609 * See set_font_style for possible values for <C> 1763 * See set_font_style for possible values for <C>
1610 */ 1764 */
1611/* EXTPROTO */
1612void 1765void
1613rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1766rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1614{ 1767{
1615 R->charsets[set] = (unsigned char)ch; 1768 charsets[set] = (unsigned char)ch;
1616 rxvt_set_font_style(aR); 1769 set_font_style ();
1617} 1770}
1618 1771
1619
1620/* ------------------------------------------------------------------------- *
1621 * GRAPHICS COLOURS *
1622 * ------------------------------------------------------------------------- */
1623
1624#ifdef RXVT_GRAPHICS
1625/* EXTPROTO */
1626int
1627rxvt_scr_get_fgcolor(pR)
1628{
1629 return GET_FGCOLOR(R->rstyle);
1630}
1631
1632/* ------------------------------------------------------------------------- */
1633/* EXTPROTO */
1634int
1635rxvt_scr_get_bgcolor(pR)
1636{
1637 return GET_BGCOLOR(R->rstyle);
1638}
1639#endif
1640 1772
1641/* ------------------------------------------------------------------------- * 1773/* ------------------------------------------------------------------------- *
1642 * MAJOR SCREEN MANIPULATION * 1774 * MAJOR SCREEN MANIPULATION *
1643 * ------------------------------------------------------------------------- */ 1775 * ------------------------------------------------------------------------- */
1644 1776
1645/* 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/*
1646 * Refresh an area 1801 * Refresh an area
1647 */ 1802 */
1648enum { 1803enum {
1649 PART_BEG = 0, 1804 PART_BEG = 0,
1650 PART_END, 1805 PART_END,
1651 RC_COUNT 1806 RC_COUNT
1652}; 1807};
1653 1808
1654/* EXTPROTO */
1655void 1809void
1656rxvt_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
1657{ 1811{
1658 int i; 1812 int i;
1659 row_col_t rc[RC_COUNT]; 1813 row_col_t rc[RC_COUNT];
1660 1814
1661 if (R->drawn_text == NULL) /* sanity check */ 1815 if (!drawn_buf) /* sanity check */
1662 return; 1816 return;
1663 1817
1664#ifdef DEBUG_STRICT 1818#ifndef NO_SLOW_LINK_SUPPORT
1665 x = max(x, (int)R->TermWin.int_bwidth); 1819 if (refresh_type == FAST_REFRESH && !display->is_local)
1666 x = min(x, (int)R->TermWin.width); 1820 {
1667 y = max(y, (int)R->TermWin.int_bwidth); 1821 y = 0;
1668 y = min(y, (int)R->TermWin.height); 1822 eheight = height;
1823 }
1669#endif 1824#endif
1670 1825
1671/* round down */ 1826 /* round down */
1672 rc[PART_BEG].col = Pixel2Col(x); 1827 rc[PART_BEG].col = Pixel2Col (x);
1673 rc[PART_BEG].row = Pixel2Row(y); 1828 rc[PART_BEG].row = Pixel2Row (y);
1674/* round up */ 1829 /* round up */
1675 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1830 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1676 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1831 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1677 1832
1678/* sanity checks */ 1833 /* sanity checks */
1679 for (i = PART_BEG; i < RC_COUNT; i++) { 1834 for (i = PART_BEG; i < RC_COUNT; i++)
1680 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1681 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1682 } 1835 {
1836 min_it (rc[i].col, ncol - 1);
1837 min_it (rc[i].row, nrow - 1);
1838 }
1683 1839
1684 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));
1685
1686 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++)
1687 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);
1688 (rc[PART_END].col - rc[PART_BEG].col + 1));
1689 1842
1843 num_scr_allow = 0;
1844
1690 if (refresh) 1845 if (refresh)
1691 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1846 scr_refresh ();
1692} 1847}
1693 1848
1694/* ------------------------------------------------------------------------- */ 1849/* ------------------------------------------------------------------------- */
1695/* 1850/*
1696 * Refresh the entire screen 1851 * Refresh the entire screen
1697 */ 1852 */
1698/* EXTPROTO */
1699void 1853void
1700rxvt_scr_touch(pR_ Bool refresh) 1854rxvt_term::scr_touch (bool refresh) NOTHROW
1701{ 1855{
1702 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1856 scr_expose (0, 0, width, height, refresh);
1703} 1857}
1704 1858
1705/* ------------------------------------------------------------------------- */ 1859/* ------------------------------------------------------------------------- */
1706/* 1860/*
1707 * 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
1708 * the top of the screen 1862 * the top of the screen
1709 */ 1863 */
1710/* EXTPROTO */ 1864void
1711int
1712rxvt_scr_move_to(pR_ int y, int len) 1865rxvt_term::scr_move_to (int y, int len) NOTHROW
1713{ 1866{
1714 long p = 0; 1867 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1715 uint16_t oldviewstart;
1716
1717 oldviewstart = R->TermWin.view_start;
1718 if (y < len) {
1719 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1720 p -= (long)(R->TermWin.nrow - 1);
1721 p = max(p, 0);
1722 }
1723 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1724 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1725
1726 return rxvt_scr_changeview(aR_ oldviewstart);
1727} 1868}
1728 1869
1729/* ------------------------------------------------------------------------- */ 1870/* ------------------------------------------------------------------------- */
1730/* 1871/*
1731 * Page the screen up/down nlines 1872 * Page the screen up/down nlines
1732 * direction should be UP or DN 1873 * direction should be UP or DN
1733 */ 1874 */
1734/* EXTPROTO */ 1875bool
1735int
1736rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1876rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1737{ 1877{
1738 int n; 1878 int new_view_start =
1739 uint16_t oldviewstart; 1879 direction == UP ? view_start - nlines
1880 : view_start + nlines;
1740 1881
1741 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1742#ifdef DEBUG_STRICT
1743 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1744#endif
1745 oldviewstart = R->TermWin.view_start;
1746 if (direction == UP) {
1747 n = R->TermWin.view_start + nlines;
1748 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1749 } else {
1750 n = R->TermWin.view_start - nlines;
1751 R->TermWin.view_start = max(n, 0);
1752 }
1753 return rxvt_scr_changeview(aR_ oldviewstart); 1882 return scr_changeview (new_view_start);
1754} 1883}
1755 1884
1756/* INTPROTO */ 1885bool
1757int 1886rxvt_term::scr_changeview (int new_view_start) NOTHROW
1758rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1759{ 1887{
1760 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;
1761 R->want_refresh = 1; 1895 want_refresh = 1;
1762#ifdef RXVT_GRAPHICS
1763 if (rxvt_Gr_Displayed(aR))
1764 rxvt_Gr_scroll(aR_ 0);
1765#endif
1766 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1767 }
1768 return (int)(R->TermWin.view_start - oldviewstart);
1769}
1770 1896
1771/* ------------------------------------------------------------------------- */ 1897 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1772/* EXTPROTO */ 1898
1773void 1899 return true;
1774rxvt_scr_bell(pR) 1900}
1775{ 1901
1776#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
1777# ifndef NO_MAPALERT 1918# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1919# ifdef MAPALERT_OPTION
1779 if (R->Options & Opt_mapAlert) 1920 if (option (Opt_mapAlert))
1780# endif 1921# endif
1781 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1922 XMapWindow (dpy, parent[0]);
1782# endif 1923# endif
1924
1925# if ENABLE_FRILLS
1926 if (option (Opt_urgentOnBell))
1927 set_urgency (1);
1928# endif
1929
1783 if (R->Options & Opt_visualBell) { 1930 if (option (Opt_visualBell))
1784 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1931 {
1785 rxvt_scr_rvideo_mode(aR_ !R->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 }
1786 } else 1938 else
1787 XBell(R->Xdisplay, 0); 1939 XBell (dpy, 0);
1940 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1788#endif 1941#endif
1789} 1942}
1790 1943
1791/* ------------------------------------------------------------------------- */ 1944/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */ 1945/* ARGSUSED */
1793/* EXTPROTO */
1794void 1946void
1795rxvt_scr_printscreen(pR_ int fullhist) 1947rxvt_term::scr_printscreen (int fullhist) NOTHROW
1796{ 1948{
1797#ifdef PRINTPIPE 1949#ifdef PRINTPIPE
1798 int i, r1, nrows, row_offset; 1950 int nrows, row_start;
1799 text_t *t; 1951 FILE *fd = popen_printer ();
1800 FILE *fd;
1801 1952
1802 if ((fd = rxvt_popen_printer(aR)) == NULL) 1953 if (!fd)
1803 return; 1954 return;
1804 nrows = R->TermWin.nrow; 1955
1805 row_offset = R->TermWin.saveLines;
1806 if (!fullhist) 1956 if (fullhist)
1807 row_offset -= R->TermWin.view_start;
1808 else {
1809 nrows += R->TermWin.nscrolled;
1810 row_offset -= R->TermWin.nscrolled;
1811 } 1957 {
1812 1958 nrows = nrow - top_row;
1813 for (r1 = 0; r1 < nrows; r1++) { 1959 row_start = top_row;
1814 t = R->screen.text[r1 + row_offset]; 1960 }
1815 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1961 else
1816 if (!isspace(t[i]))
1817 break;
1818 fprintf(fd, "%.*s\n", (i + 1), t);
1819 } 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
1820 rxvt_pclose_printer(fd); 1995 pclose_printer (fd);
1821#endif 1996#endif
1822} 1997}
1823 1998
1824/* ------------------------------------------------------------------------- */ 1999/* ------------------------------------------------------------------------- */
1825/* 2000/*
1826 * Refresh the screen 2001 * Refresh the screen
1827 * 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.
1828 * 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
1829 */ 2025 */
2026 refresh_count = 0;
1830 2027
1831#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2028 unsigned int old_screen_flags = screen.flags;
1832# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2029 char have_bg = 0;
1833# 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);
1834#else 2075#else
1835# define MONO_BOLD(x) \ 2076 ccol1 = Color_fg;
1836 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1837# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1838#endif 2077#endif
1839 2078
1840#define FONT_WIDTH(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1842#define FONT_RBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1844#define FONT_LBEAR(X, Y) \
1845 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1846#define IS_FONT_CHAR(X, Y) \
1847 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1848
1849/* EXTPROTO */
1850void
1851rxvt_scr_refresh(pR_ unsigned char refresh_type)
1852{
1853 unsigned char clearfirst, /* first character writes before cell */
1854 clearlast, /* last character writes beyond cell */
1855 must_clear, /* use draw_string not draw_image_string */
1856#ifndef NO_BOLDFONT
1857 bfont, /* we've changed font to bold font */
1858#endif
1859 rvid, /* reverse video this position */
1860 wbyte, /* we're in multibyte */
1861 showcursor; /* show the cursor */
1862 int fore, back; /* desired foreground/background */
1863 int16_t col, row, /* column/row we're processing */
1864 ocrow; /* old cursor row */
1865 int cursorwidth;
1866 int i, /* tmp */
1867 row_offset; /* basic offset in screen structure */
1868#ifndef NO_CURSORCOLOR 2079#ifndef NO_CURSORCOLOR
1869 rend_t cc1; /* store colours at cursor position(s) */ 2080 if (ISSET_PIXCOLOR (Color_cursor2))
1870 rend_t cc2; /* store colours at cursor position(s) */ 2081 ccol2 = Color_cursor2;
2082 else
1871#endif 2083#endif
1872 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2084#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1873 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2085 ccol2 = bgcolor_of (rstyle);
1874 char *buffer; /* local copy of R->buffer */ 2086#else
1875 2087 ccol2 = Color_bg;
1876 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1877 return;
1878
1879/*
1880 * A: set up vars
1881 */
1882 clearfirst = clearlast = must_clear = wbyte = 0;
1883#ifndef NO_BOLDFONT
1884 bfont = 0;
1885#endif 2088#endif
1886 2089
1887 if (R->currmaxcol < R->TermWin.ncol) {
1888 R->currmaxcol = R->TermWin.ncol;
1889 R->buffer = (char *)rxvt_realloc (R->buffer,
1890 sizeof(char) * (R->currmaxcol + 1) * MB_CUR_MAX);
1891 }
1892 buffer = R->buffer;
1893 R->refresh_count = 0;
1894
1895 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1896
1897 if ((refresh_type & REFRESH_BOUNDS)) {
1898 clearfirst = clearlast = 1;
1899 R->refresh_type &= ~REFRESH_BOUNDS;
1900 }
1901#if defined(XPM_BACKGROUND)
1902 must_clear |= (R->bgPixmap.pixmap != None);
1903#endif
1904#if defined(TRANSPARENT)
1905 must_clear |= ((R->Options & Opt_transparent) && R->am_transparent);
1906#endif
1907 ocrow = R->oldcursor.row; /* is there an old outline cursor on screen? */
1908
1909/*
1910 * B: reverse any characters which are selected
1911 */
1912 rxvt_scr_reverse_selection(aR);
1913
1914/*
1915 * C: set the cursor character(s)
1916 */
1917 {
1918 unsigned char setoldcursor;
1919 rend_t ccol1, /* Cursor colour */
1920 ccol2; /* Cursor colour2 */
1921
1922 showcursor = (R->screen.flags & Screen_VisibleCursor);
1923 cursorwidth = 0;
1924#ifdef CURSOR_BLINK
1925 if (R->hidden_cursor)
1926 showcursor = 0;
1927#endif
1928
1929 cursorwidth = 0;
1930
1931 if (showcursor) 2090 if (focus)
1932 { 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 rendition) */
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)
1933 cursorwidth++; 2444 cursorwidth++;
1934 2445
1935 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1936 [R->screen.cur.col]);
1937
1938 if (showcursor && R->TermWin.focus)
1939 {
1940 *srp ^= RS_RVid;
1941#ifndef NO_CURSORCOLOR 2446#ifndef NO_CURSORCOLOR
1942 cc1 = *srp & (RS_fgMask | RS_bgMask);
1943 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) 2447 if (ISSET_PIXCOLOR (Color_cursor))
1944 ccol1 = Color_cursor; 2448 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1945 else 2449 else
1946#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2450#endif
1947 ccol1 = GET_FGCOLOR(R->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 ();
1948#else 2506#else
1949 ccol1 = Color_fg;
1950#endif
1951 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor2))
1952 ccol2 = Color_cursor2;
1953 else
1954#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1955 ccol2 = GET_BGCOLOR(R->rstyle);
1956#else
1957 ccol2 = Color_bg;
1958#endif
1959 *srp = SET_FGCOLOR(*srp, ccol1);
1960 *srp = SET_BGCOLOR(*srp, ccol2);
1961#endif
1962 }
1963 2507
1964 while (IS_WIDE (*srp)) 2508 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
1965 cursorwidth++, srp++; 2509 XClearWindow (dpy, parent[0]);
1966 } 2510 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1967 2511
1968 /* make sure no outline cursor is left around */ 2512 if (scrollBar.win)
1969 setoldcursor = 0; 2513 {
1970 if (ocrow != -1) { 2514 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
1971 if (R->screen.cur.row + R->TermWin.view_start != ocrow 2515 scrollBar.state = STATE_IDLE;
1972 || R->screen.cur.col != R->oldcursor.col) { 2516 scrollBar.show (0);
1973 if (ocrow < R->TermWin.nrow
1974 && R->oldcursor.col < R->TermWin.ncol) {
1975 R->drawn_rend[ocrow][R->oldcursor.col] ^= (RS_RVid | RS_Uline);
1976 }
1977 if (R->TermWin.focus || !showcursor)
1978 R->oldcursor.row = -1;
1979 else
1980 setoldcursor = 1;
1981 }
1982 } else if (!R->TermWin.focus)
1983 setoldcursor = 1;
1984 if (setoldcursor) {
1985 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1986 R->oldcursor.row = -1;
1987 else {
1988 R->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1989 R->oldcursor.col = R->screen.cur.col;
1990 }
1991 }
1992 } 2517 }
1993 2518
1994#ifndef NO_SLOW_LINK_SUPPORT
1995/*
1996 * D: CopyArea pass - very useful for slower links
1997 * This has been deliberately kept simple.
1998 */
1999 i = R->num_scr;
2000 if (refresh_type == FAST_REFRESH && R->num_scr_allow && i
2001 && abs(i) < R->TermWin.nrow && !must_clear) {
2002 int16_t nits;
2003 int j;
2004 rend_t *drp2;
2005 text_t *dtp2;
2006 int len, wlen;
2007
2008 j = R->TermWin.nrow;
2009 wlen = len = -1;
2010 row = i > 0 ? 0 : j - 1;
2011 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2012 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2013 stp = R->screen.text[row + row_offset];
2014 srp = R->screen.rend[row + row_offset];
2015 dtp = R->drawn_text[row];
2016 dtp2 = R->drawn_text[row + i];
2017 drp = R->drawn_rend[row];
2018 drp2 = R->drawn_rend[row + i];
2019 for (nits = 0, col = R->TermWin.ncol; col--; )
2020 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2021 nits--;
2022 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2023 nits++;
2024 if (nits > 8) { /* XXX: arbitrary choice */
2025 for (col = R->TermWin.ncol; col--; ) {
2026 *dtp++ = *dtp2++;
2027 *drp++ = *drp2++;
2028 }
2029 if (len == -1)
2030 len = row;
2031 wlen = row;
2032 continue;
2033 }
2034 }
2035 if (len != -1) {
2036 /* also comes here at end if needed because of >= above */
2037 if (wlen < len)
2038 SWAP_IT(wlen, len, int);
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2041 R->TermWin.gc, 0, Row2Pixel(len + i),
2042 (unsigned int)TermWin_TotalWidth(),
2043 (unsigned int)Height2Pixel(wlen - len + 1),
2044 0, Row2Pixel(len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051/*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < R->TermWin.nrow; row++)
2055 {
2056 stp = R->screen.text[row + row_offset];
2057 srp = R->screen.rend[row + row_offset];
2058 dtp = R->drawn_text[row];
2059 drp = R->drawn_rend[row];
2060
2061/*
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < R->TermWin.ncol; col++) {
2067 /* compare new text with old - if exactly the same then continue */
2068 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2069
2070 if (stp[col] == dtp[col] /* Must match characters to skip. */
2071 && (rend == drp[col] /* Either rendition the same or */
2072 || (stp[col] == ' ' /* space w/ no background change */
2073 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2074 continue;
2075
2076 text_t *text = stp + col;
2077 int count = 1;
2078
2079 /* redraw one or more characters */
2080
2081 dtp[col] = stp[col];
2082 drp[col] = rend;
2083
2084 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2085 continue;
2086
2087 int xpixel = Col2Pixel(col);
2088
2089 // this loop looks very messy, it can probably be optimized
2090 // and cleaned a bit by you?
2091 for (i = 0; ++col < R->TermWin.ncol; )
2092 {
2093 if (stp[col] == NOCHAR)
2094 {
2095 dtp[col] = stp[col];
2096 drp[col] = rend;
2097 count++;
2098
2099 if (i) // only possible skip if char unchanged
2100 i++;
2101
2102 continue;
2103 }
2104
2105 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2106 break;
2107
2108 count++;
2109
2110 if (stp[col] != dtp[col]
2111 || srp[col] != drp[col])
2112 {
2113 if (must_clear && (i++ > (count / 2)))
2114 break;
2115
2116 dtp[col] = stp[col];
2117 drp[col] = rend;
2118 i = 0;
2119 }
2120 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2121 break;
2122 }
2123
2124 col--; /* went one too far. move back */
2125 count -= i; /* dump any matching trailing chars */
2126
2127/*
2128 * Determine the attributes for the string
2129 */
2130 int fid = GET_FONT(rend);
2131 fore = GET_FGCOLOR(rend);
2132 back = GET_BGCOLOR(rend);
2133 rend = GET_ATTR(rend);
2134
2135 rvid = (rend & RS_RVid) ? 1 : 0;
2136#ifdef OPTION_HC
2137 if (!rvid && (rend & RS_Blink))
2138 {
2139 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_HC))
2140 back = Color_HC;
2141 else
2142 rvid = !rvid; /* fall back */
2143 }
2144#endif
2145 if (rvid)
2146 {
2147 SWAP_IT(fore, back, int);
2148
2149#ifndef NO_BOLD_UNDERLINE_REVERSE
2150 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_RV)
2151# ifndef NO_CURSORCOLOR
2152 && !ISSET_PIXCOLOR(R, Color_cursor)
2153# endif 2519#endif
2154 ) 2520
2155 back = Color_RV; 2521 /* bgPixmap.apply () does not do the following : */
2156#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;
2157 } 2560 }
2158#ifndef NO_BOLD_UNDERLINE_REVERSE 2561}
2159 else if (rend & RS_Bold) 2562
2160 { 2563void
2161 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_BD)) 2564rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2162 { 2565{
2163 fore = Color_BD; 2566 int view_end = view_start + nrow;
2164# ifndef VERYBOLD 2567 int row, col;
2165 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
2166# endif 2603#endif
2167 } 2604 scr_xor_span (selection.beg.row, selection.beg.col,
2168 } 2605 selection.end.row, selection.end.col,
2169 else if (rend & RS_Uline)
2170 {
2171 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_UL))
2172 {
2173 fore = Color_UL;
2174 rend &= ~RS_Uline; /* we've taken care of it */
2175 }
2176 }
2177#endif
2178
2179/*
2180 * Actually do the drawing of the string here
2181 */
2182 rxvt_font *font = (*R->TermWin.fontset)[fid];
2183
2184 if (back == Color_bg)
2185 {
2186 if (must_clear)
2187 {
2188 for (i = 0; i < count; i++) /* don't draw empty strings */
2189 if (text[i] != ' ') {
2190 font->draw (xpixel, ypixel, text, count, fore, -1);
2191 goto nodraw;
2192 } 2606 RS_RVid);
2193 CLEAR_CHARS(xpixel, ypixel, count);
2194nodraw: ;
2195 }
2196 else
2197 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2198 } else
2199 font->draw (xpixel, ypixel, text, count, fore, back);
2200
2201 if ((rend & RS_Uline) && (font->descent > 1))
2202 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2203 xpixel, ypixel + font->ascent + 1,
2204 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2205 } /* for (col....) */
2206 } /* for (row....) */
2207
2208/*
2209 * G: cleanup cursor and display outline cursor if necessary
2210 */
2211 if (showcursor) {
2212 if (R->TermWin.focus) {
2213 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2214 [R->screen.cur.col]);
2215 *srp ^= RS_RVid;
2216#ifndef NO_CURSORCOLOR
2217 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2218#endif
2219 } else if (R->oldcursor.row >= 0) {
2220#ifndef NO_CURSORCOLOR
2221 unsigned long gcmask; /* Graphics Context mask */
2222
2223 if (XDEPTH > 2 && ISSET_PIXCOLOR(R, Color_cursor)) {
2224 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2225 }
2226#endif
2227 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2228 Col2Pixel(R->oldcursor.col),
2229 Row2Pixel(R->oldcursor.row),
2230 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2231 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2232 }
2233 }
2234/*
2235 * H: cleanup selection
2236 */
2237 rxvt_scr_reverse_selection(aR);
2238
2239/*
2240 * I: other general cleanup
2241 */
2242 if (clearfirst && R->TermWin.int_bwidth)
2243 /*
2244 * clear the whole screen height, note that width == 0 is treated
2245 * specially by XClearArea
2246 */
2247 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2248 (unsigned int)R->TermWin.int_bwidth,
2249 (unsigned int)TermWin_TotalHeight(), False);
2250 if (clearlast && R->TermWin.int_bwidth)
2251 /*
2252 * clear the whole screen height, note that width == 0 is treated
2253 * specially by XClearArea
2254 */
2255 XClearArea(R->Xdisplay, R->TermWin.vt,
2256 R->TermWin.width + R->TermWin.int_bwidth, 0,
2257 (unsigned int)R->TermWin.int_bwidth,
2258 (unsigned int)TermWin_TotalHeight(), False);
2259 if (refresh_type & SMOOTH_REFRESH)
2260 XSync(R->Xdisplay, False);
2261
2262 R->num_scr = 0;
2263 R->num_scr_allow = 1;
2264 R->want_refresh = 0; /* screen is current */
2265}
2266/* ------------------------------------------------------------------------- */
2267
2268/* EXTPROTO */
2269void
2270rxvt_scr_clear(pR)
2271{
2272 if (!R->TermWin.mapped)
2273 return;
2274 R->num_scr_allow = 0;
2275 R->want_refresh = 1;
2276#ifdef TRANSPARENT
2277 if ((R->Options & Opt_transparent) && (R->am_pixmap_trans == 0)) {
2278 int i;
2279
2280 if (!(R->Options & Opt_transparent_all))
2281 i = 0;
2282 else
2283 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2284 for (; i--;)
2285 if (R->TermWin.parent[i] != None)
2286 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2287 }
2288#endif
2289 XClearWindow(R->Xdisplay, R->TermWin.vt);
2290}
2291
2292/* ------------------------------------------------------------------------- */
2293/* INTPROTO */
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299
2300 if (R->selection.op && R->current_screen == R->selection.screen) {
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2302 i = R->selection.beg.row + R->TermWin.saveLines;
2303 row = R->selection.end.row + R->TermWin.saveLines;
2304 if (i >= end_row)
2305 col = R->selection.beg.col;
2306 else {
2307 col = 0;
2308 i = end_row;
2309 }
2310 end_row += R->TermWin.nrow;
2311 for (; i < row && i < end_row; i++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2313#ifndef OPTION_HC
2314 srp[col] ^= RS_RVid;
2315#else
2316 srp[col] ^= RS_Blink;
2317#endif
2318 if (i == row && i < end_row)
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2320#ifndef OPTION_HC
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2607 }
2326} 2608}
2327 2609
2328/* ------------------------------------------------------------------------- */ 2610/* ------------------------------------------------------------------------- */
2329/* 2611/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2612 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2613 * invoking routine must close the fd.
2332 */ 2614 */
2333#if 0 2615#if 0
2334/* EXTPROTO */
2335void 2616void
2336rxvt_scr_dump(pR_ int fd) 2617rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2618{
2338 int row, wrote; 2619 int row, wrote;
2339 unsigned int width, towrite; 2620 unsigned int width, towrite;
2340 char r1[] = "\n"; 2621 char r1[] = "\n";
2341 2622
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2623 for (row = saveLines + top_row;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2624 row < saveLines + nrow - 1; row++)
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2625 {
2345 : R->TermWin.ncol; 2626 width = row_buf[row].l >= 0 ? row_buf[row].l
2627 : ncol;
2346 for (towrite = width; towrite; towrite -= wrote) { 2628 for (towrite = width; towrite; towrite -= wrote)
2629 {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2630 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2348 towrite); 2631 towrite);
2349 if (wrote < 0) 2632 if (wrote < 0)
2350 return; /* XXX: death, no report */ 2633 return; /* XXX: death, no report */
2351 } 2634 }
2352 if (R->screen.tlen[row] >= 0) 2635 if (row_buf[row].l >= 0)
2353 if (write(fd, r1, 1) <= 0) 2636 if (write (fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */ 2637 return; /* XXX: death, no report */
2355 } 2638 }
2356} 2639}
2357#endif 2640#endif
2358 2641
2359/* ------------------------------------------------------------------------- * 2642/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2643 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2644 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2645void
2368rxvt_selection_check(pR_ int check_more) 2646rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2647{
2370 row_col_t pos; 2648 row_col_t pos;
2371 2649
2372 if (!R->selection.op) 2650 if (!selection.op)
2373 return; 2651 return;
2374 2652
2375 pos.row = pos.col = 0; 2653 pos.row = pos.col = 0;
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2654 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2655 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2656 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2657 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2658 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2659 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2660 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2386 || (check_more == 2 2661 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2662 && ROWCOL_IS_BEFORE (selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2663 && ROWCOL_IS_AFTER (selection.end, pos))
2389 || (check_more == 3 2664 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2665 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 4 /* screen width change */ 2666 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row 2667 && (selection.beg.row != selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol))) 2668 || selection.end.col > ncol)))
2394 CLEAR_SELECTION(R); 2669 CLEAR_SELECTION ();
2395} 2670}
2396 2671
2397/* ------------------------------------------------------------------------- */ 2672/* ------------------------------------------------------------------------- */
2398/* 2673/*
2399 * Paste a selection direct to the command fd 2674 * Paste a selection direct to the command fd
2400 */ 2675 */
2401/* INTPROTO */
2402void 2676void
2403rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2677rxvt_term::paste (char *data, unsigned int len) NOTHROW
2404{ 2678{
2405 unsigned int i, j, n;
2406 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2407
2408/* convert normal newline chars into common keyboard Return key sequence */ 2679 /* convert normal newline chars into common keyboard Return key sequence */
2409 for (i = 0; i < nitems; i += PROP_SIZE) { 2680 for (unsigned int i = 0; i < len; i++)
2410 n = min(nitems - i, PROP_SIZE); 2681 if (data[i] == C0_LF)
2411 MEMCPY(ds, data + i, n); 2682 data[i] = C0_CR;
2412 for (j = 0; j < n; j++) 2683
2413 if (ds[j] == '\n') 2684 if (priv_modes & PrivMode_BracketPaste)
2414 ds[j] = '\r'; 2685 tt_printf ("\e[200~");
2415 rxvt_tt_write(aR_ ds, (int)n); 2686
2416 } 2687 tt_write (data, len);
2417 free(ds); 2688
2689 if (priv_modes & PrivMode_BracketPaste)
2690 tt_printf ("\e[201~");
2418} 2691}
2419 2692
2420/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2421/* 2694/*
2422 * Respond to a notification that a primary selection has been sent 2695 * Respond to a notification that a primary selection has been sent
2423 * EXT: SelectionNotify 2696 * EXT: SelectionNotify
2424 */ 2697 */
2425/* EXTPROTO */ 2698void
2426int
2427rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2699rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2428{ 2700{
2429 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
2430 unsigned long bytes_after; 2726 unsigned long bytes_after;
2431 XTextProperty ct; 2727 XTextProperty ct;
2432#ifdef MULTICHAR_SET
2433 int dummy_count;
2434 char **cl;
2435#endif
2436 2728
2437 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2729 if (XGetWindowProperty (dpy, win, prop,
2438 2730 0, PROP_SIZE / 4,
2439 if (prop == None) { /* check for failed XConvertSelection */ 2731 delete_prop, AnyPropertyType,
2440#ifdef MULTICHAR_SET 2732 &ct.encoding, &ct.format,
2441 if ((R->selection_type & Sel_CompoundText)) { 2733 &ct.nitems, &bytes_after,
2442 int selnum = R->selection_type & Sel_whereMask; 2734 &ct.value) != Success)
2443
2444 R->selection_type = 0;
2445 if (selnum != Sel_direct)
2446 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2447 }
2448#endif
2449 return 0;
2450 } 2735 {
2451 for (;;) { 2736 ct.value = 0;
2452 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2737 goto bailout;
2453 (long)(PROP_SIZE / 4), delete_prop, 2738 }
2454 AnyPropertyType, &ct.encoding, &ct.format, 2739
2455 &ct.nitems, &bytes_after,
2456 &ct.value) != Success)
2457 break;
2458 if (ct.encoding == 0) { 2740 if (ct.encoding == None)
2459 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2741 goto bailout;
2460 break; 2742
2461 } 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
2462 if (ct.value == NULL) { 2764 if (ct.value == 0)
2463 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2765 goto bailout;
2464 continue; 2766
2465 } 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
2466 if (ct.nitems == 0) { 2780 if (ct.nitems == 0)
2467 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2781 {
2468 if (R->selection_wait == Sel_normal && nread == 0) { 2782 if (selection_wait == Sel_incr)
2469 /* 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 /*
2470 * pass through again trying CUT_BUFFER0 if we've come from 2800 * pass through again trying CUT_BUFFER0 if we've come from
2471 * XConvertSelection() but nothing was presented 2801 * XConvertSelection () but nothing was presented
2472 */ 2802 */
2473 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2803 selection_paste (display->root, XA_CUT_BUFFER0, False);
2474 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2804 }
2805
2806 goto bailout;
2807 }
2475 } 2808 }
2476 nread = -1; /* discount any previous stuff */ 2809 else if (selection_wait == Sel_incr)
2477 break; 2810 {
2478 } 2811 incr_ev.start (10);
2479 nread += ct.nitems; 2812
2480#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
2481 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2842 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2482 &dummy_count) == Success && cl) { 2843 && cl)
2483 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
2484 XFreeStringList(cl); 2848 XFreeStringList (cl);
2849 }
2485 } else 2850 else
2486#endif 2851 paste ((char *)ct.value, ct.nitems); // paste raw
2487 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2852
2488 if (bytes_after == 0) 2853bailout:
2489 break;
2490 XFree(ct.value); 2854 XFree (ct.value);
2491 } 2855
2492 if (ct.value)
2493 XFree(ct.value);
2494 if (R->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{
2495 R->selection_wait = Sel_none; 2863 selection_wait = Sel_none;
2496 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2497 return (int)nread;
2498}
2499 2864
2500/* 2865 incr_buf_size = 0;
2501 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> 2866 free (incr_buf);
2502 */ 2867
2503/* EXTPROTO */ 2868 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2869}
2870
2504void 2871void
2505rxvt_selection_property(pR_ Window win, Atom prop) 2872rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2506{ 2873{
2507 int reget_time = 0; 2874 if (prop == None || selection_wait != Sel_incr)
2508
2509 if (prop == None)
2510 return;
2511 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2512 if (R->selection_wait == Sel_normal) {
2513 int a, afmt;
2514 Atom atype;
2515 unsigned long bytes_after, nitems;
2516 unsigned char *s = NULL;
2517
2518 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2519 R->xa[XA_INCR], &atype, &afmt, &nitems,
2520 &bytes_after, &s);
2521 if (s)
2522 XFree(s);
2523 if (a != Success)
2524 return; 2875 return;
2525#ifndef __CYGWIN32__ 2876
2526 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */ 2877 selection_paste (win, prop, true);
2527 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2528 XDeleteProperty(R->Xdisplay, win, prop);
2529 XFlush(R->Xdisplay);
2530 reget_time = 1;
2531 R->selection_wait = Sel_incr;
2532 }
2533#endif
2534 } else if (R->selection_wait == Sel_incr) {
2535 reget_time = 1;
2536 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2537 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2538 R->selection_wait = Sel_none;
2539 R->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2540 }
2541 }
2542 if (reget_time) { /* received more data so reget time */
2543 (void)gettimeofday(&(R->timeout[TIMEOUT_INCR]), NULL);
2544 R->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2545 }
2546} 2878}
2879
2547/* ------------------------------------------------------------------------- */ 2880/* ------------------------------------------------------------------------- */
2548/* 2881/*
2549 * Request the current selection: 2882 * Request the current selection:
2550 * Order: > internal selection if available 2883 * Order: > internal selection if available
2551 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2884 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2552 * > CUT_BUFFER0 2885 * > CUT_BUFFER0
2553 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2886 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2554 * will auto fallback to CUT_BUFFER0 2887 * will auto fallback to CUT_BUFFER0
2555 * EXT: button 2 release 2888 * EXT: button 2 release
2556 */ 2889 */
2557/* EXTPROTO */
2558void 2890void
2559rxvt_selection_request(pR_ Time tm, int x, int y) 2891rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2560{ 2892{
2561 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2893 if (selection.text && selnum == Sel_Primary)
2562 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2894 {
2563 return; /* outside window */ 2895 /* internal selection */
2564 2896 char *str = rxvt_wcstombs (selection.text, selection.len);
2565 if (R->selection.text != NULL) { /* internal selection */ 2897 paste (str, strlen (str));
2566 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2898 free (str);
2567 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2899 return;
2568 return; 2900 }
2569 } else { 2901 else
2570 int i; 2902 {
2571
2572 R->selection_request_time = tm; 2903 selection_request_time = tm;
2573 R->selection_wait = Sel_normal; 2904 selection_wait = Sel_normal;
2574 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2905
2575#ifdef MULTICHAR_SET 2906#if X_HAVE_UTF8_STRING
2576 R->selection_type = Sel_CompoundText; 2907 selection_type = Sel_UTF8String;
2908 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2909 return;
2577#else 2910#else
2578 R->selection_type = 0; 2911 selection_type = Sel_CompoundText;
2912 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2913 return;
2579#endif 2914#endif
2580 if (rxvt_selection_request_other(aR_
2581#ifdef MULTICHAR_SET
2582 R->xa[XA_COMPOUND_TEXT],
2583#else
2584 XA_STRING,
2585#endif
2586 i))
2587 return;
2588 }
2589 } 2915 }
2916
2590 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2917 selection_wait = Sel_none; /* don't loop in selection_paste () */
2591 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2592 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2918 selection_paste (display->root, XA_CUT_BUFFER0, false);
2593} 2919}
2594 2920
2595/* INTPROTO */
2596int 2921int
2597rxvt_selection_request_other(pR_ Atom target, int selnum) 2922rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2598{ 2923{
2599 Atom sel; 2924 Atom sel;
2600#ifdef DEBUG_SELECT
2601 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2602#endif
2603 2925
2604 R->selection_type |= selnum; 2926 selection_type |= selnum;
2927
2605 if (selnum == Sel_Primary) 2928 if (selnum == Sel_Primary)
2606 sel = XA_PRIMARY; 2929 sel = XA_PRIMARY;
2607 else if (selnum == Sel_Secondary) 2930 else if (selnum == Sel_Secondary)
2608 sel = XA_SECONDARY; 2931 sel = XA_SECONDARY;
2609 else 2932 else
2610 sel = R->xa[XA_CLIPBOARD]; 2933 sel = xa[XA_CLIPBOARD];
2934
2611 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2935 if (XGetSelectionOwner (dpy, sel) != None)
2612 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2936 {
2613 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2937 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2614 R->TermWin.vt, R->selection_request_time); 2938 vt, selection_request_time);
2615 return 1; 2939 return 1;
2616 } 2940 }
2941
2617 return 0; 2942 return 0;
2618} 2943}
2619 2944
2620/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
2621/* 2946/*
2622 * Clear all selected text 2947 * Clear all selected text
2623 * EXT: SelectionClear 2948 * EXT: SelectionClear
2624 */ 2949 */
2625/* EXTPROTO */
2626void 2950void
2627rxvt_selection_clear(pR) 2951rxvt_term::selection_clear (bool clipboard) NOTHROW
2628{ 2952{
2629 D_SELECT((stderr, "rxvt_selection_clear()")); 2953 if (!clipboard)
2630 2954 {
2631 R->want_refresh = 1; 2955 want_refresh = 1;
2632 if (R->selection.text) 2956 free (selection.text);
2633 free(R->selection.text);
2634 R->selection.text = NULL; 2957 selection.text = NULL;
2635 R->selection.len = 0; 2958 selection.len = 0;
2636 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 }
2637} 2987}
2638 2988
2639/* ------------------------------------------------------------------------- */ 2989/* ------------------------------------------------------------------------- */
2640/* 2990/*
2641 * Copy a selection into the cut buffer 2991 * Copy a selection into the cut buffer
2642 * EXT: button 1 or 3 release 2992 * EXT: button 1 or 3 release
2643 */ 2993 */
2644/* EXTPROTO */
2645void 2994void
2646rxvt_selection_make(pR_ Time tm) 2995rxvt_term::selection_make (Time tm)
2647{ 2996{
2648 int i, col, end_col, row, end_row; 2997 int i;
2649 unsigned char *new_selection_text; 2998 wchar_t *new_selection_text;
2650 char *str; 2999 text_t *t;
2651 text_t *t;
2652#ifdef ACS_ASCII
2653 rend_t *re;
2654#endif
2655 3000
2656 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2657 switch (R->selection.op) { 3001 switch (selection.op)
3002 {
2658 case SELECTION_CONT: 3003 case SELECTION_CONT:
2659 break; 3004 break;
2660 case SELECTION_INIT: 3005 case SELECTION_INIT:
2661 CLEAR_SELECTION(R); 3006 CLEAR_SELECTION ();
2662 /* FALLTHROUGH */ 3007 /* FALLTHROUGH */
2663 case SELECTION_BEGIN: 3008 case SELECTION_BEGIN:
2664 R->selection.op = SELECTION_DONE; 3009 selection.op = SELECTION_DONE;
2665 /* FALLTHROUGH */ 3010 /* FALLTHROUGH */
2666 default: 3011 default:
2667 return; 3012 return;
2668 } 3013 }
3014
2669 R->selection.op = SELECTION_DONE; 3015 selection.op = SELECTION_DONE;
2670 3016
2671 if (R->selection.clicks == 4) 3017 if (selection.clicks == 4)
2672 return; /* nothing selected, go away */ 3018 return; /* nothing selected, go away */
2673 3019
3020 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3021 return;
3022
2674 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);
2675 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3024 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2676 3025
2677 new_selection_text = (unsigned char *)str; 3026 int ofs = 0;
3027 int extra = 0;
2678 3028
2679 col = R->selection.beg.col; 3029 int col = selection.beg.col;
2680 MAX_IT(col, 0); 3030 int row = selection.beg.row;
2681 row = R->selection.beg.row + R->TermWin.saveLines;
2682 end_row = R->selection.end.row + R->TermWin.saveLines;
2683 3031
3032 int end_col;
3033
2684 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)
2685 { 3038 {
2686 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;
2687 3045
2688 end_col = R->screen.tlen[row]; 3046 col = max (col, 0);
2689 3047
2690 if (end_col == -1)
2691 end_col = R->TermWin.ncol;
2692
2693 if (row == end_row) 3048 if (row == selection.end.row
3049#if !ENABLE_MINIMAL
3050 || selection.rect
3051#endif
3052 )
2694 MIN_IT (end_col, R->selection.end.col); 3053 min_it (end_col, selection.end.col);
2695 3054
3055 t = ROW(row).t + col;
3056
2696 for (; col < end_col; col++) 3057 for (; col < end_col; col++)
3058 {
2697 if (*t == NOCHAR) 3059 if (*t == NOCHAR)
2698 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
2699 else 3078 else
2700 { 3079 new_selection_text[ofs++] = *t++;
2701 int len = wctomb (str, *t++);
2702 if (len > 0)
2703 str += len;
2704 }
2705
2706 if (R->screen.tlen[row] != -1 && row != end_row)
2707 *str++ = '\n';
2708 } 3080 }
2709 3081
2710#ifndef NO_OLD_SELECTION 3082#if !ENABLE_MINIMAL
2711 if (R->selection_style == OLD_SELECT) 3083 if (selection.rect)
2712 if (end_col == R->TermWin.ncol) 3084 {
2713 *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
2714#endif 3093#endif
2715#ifndef NO_NEW_SELECTION 3094 if (!ROW(row).is_longer () && row != selection.end.row)
2716 if (R->selection_style != OLD_SELECT) 3095 new_selection_text[ofs++] = C0_LF;
3096 }
3097
2717 if (end_col != R->selection.end.col) 3098 if (end_col != selection.end.col)
2718 *str++ = '\n'; 3099 new_selection_text[ofs++] = C0_LF;
2719#endif
2720 *str = '\0';
2721 3100
2722 i = str - (char *)new_selection_text; 3101 new_selection_text[ofs] = 0;
3102
2723 if (i == 0) 3103 if (ofs == 0)
2724 { 3104 {
2725 free (new_selection_text); 3105 free (new_selection_text);
2726 return; 3106 return;
2727 } 3107 }
2728 3108
2729 // due to MB_MAX_CUR, selection wastage is usually high
2730 if (str - (char *)new_selection_text > 1024)
2731 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2732
2733 R->selection.len = i;
2734 if (R->selection.text)
2735 free (R->selection.text); 3109 free (selection.text);
2736 3110
2737 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));
2738 3114
2739 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3115 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2740 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3116 return;
2741 rxvt_print_error("can't get primary selection"); 3117
2742 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3118 selection_grab (tm);
2743 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 {
2744 R->selection_time = tm; 3128 selection_time = tm;
2745 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
2746} 3158}
2747 3159
2748/* ------------------------------------------------------------------------- */ 3160/* ------------------------------------------------------------------------- */
2749/* 3161/*
2750 * 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
2751 * EXT: button 1 press 3163 * EXT: button 1 press
2752 */ 3164 */
2753/* EXTPROTO */
2754void 3165void
2755rxvt_selection_click(pR_ int clicks, int x, int y) 3166rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2756{ 3167{
2757 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2758
2759 clicks = ((clicks - 1) % 3) + 1; 3168 clicks = ((clicks - 1) % 3) + 1;
2760 R->selection.clicks = clicks; /* save clicks so extend will work */ 3169 selection.clicks = clicks; /* save clicks so extend will work */
2761 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
2762 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3180 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3181
2763 if (clicks == 2 || clicks == 3) 3182 if (clicks == 2 || clicks == 3)
2764 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3183 selection_extend_colrow (selection.mark.col,
2765 R->selection.mark.row 3184 selection.mark.row - view_start,
2766 + R->TermWin.view_start, 3185 0, /* button 3 */
2767 0, /* button 3 */ 3186 1, /* button press */
2768 1, /* button press */ 3187 0); /* click change */
2769 0); /* click change */
2770} 3188}
2771 3189
2772/* ------------------------------------------------------------------------- */ 3190/* ------------------------------------------------------------------------- */
2773/* 3191/*
2774 * Mark a selection at the specified col/row 3192 * Mark a selection at the specified col/row
2775 */ 3193 */
2776/* INTPROTO */
2777void 3194void
2778rxvt_selection_start_colrow(pR_ int col, int row) 3195rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2779{ 3196{
2780 R->want_refresh = 1; 3197 want_refresh = 1;
3198
3199 selection.mark.row = row + view_start;
2781 R->selection.mark.col = col; 3200 selection.mark.col = col;
2782 R->selection.mark.row = row - R->TermWin.view_start; 3201
2783 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3202 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2784 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)
2785 MAX_IT(R->selection.mark.col, 0); 3207 --selection.mark.col;
2786 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2787 3208
2788 if (R->selection.op) { /* clear the old selection */ 3209 if (selection.op)
3210 {
3211 /* clear the old selection */
2789 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3212 selection.beg.row = selection.end.row = selection.mark.row;
2790 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3213 selection.beg.col = selection.end.col = selection.mark.col;
2791 } 3214 }
3215
2792 R->selection.op = SELECTION_INIT; 3216 selection.op = SELECTION_INIT;
2793 R->selection.screen = R->current_screen; 3217 selection.screen = current_screen;
2794} 3218}
2795 3219
2796/* ------------------------------------------------------------------------- */ 3220/* ------------------------------------------------------------------------- */
2797/* 3221/*
2798 * Word select: select text for 2 clicks 3222 * Word select: select text for 2 clicks
2799 * We now only find out the boundary in one direction 3223 * We now only find out the boundary in one direction
2800 */ 3224 */
2801 3225
2802/* 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 */
2803#define DELIMIT_TEXT(x) \ 3227#define DELIMIT_TEXT(x) \
2804 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3228 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2805#ifdef MULTICHAR_SET
2806# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2807#else
2808# define DELIMIT_REND(x) 1 3229#define DELIMIT_REND(x) 1
2809#endif
2810 3230
2811/* INTPROTO */
2812void 3231void
2813rxvt_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
2814{ 3233{
2815 int col, row, dirnadd, tcol, trow, w1, w2; 3234 int col, row, dirnadd, tcol, trow, w1, w2;
2816 row_col_t bound; 3235 row_col_t bound;
2817 text_t *stp; 3236 text_t *stp;
2818 rend_t *srp; 3237 rend_t *srp;
2819 3238
2820 if (dirn == UP) { 3239 if (dirn == UP)
2821 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2822 bound.col = 0;
2823 dirnadd = -1;
2824 } else {
2825 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2826 bound.col = R->TermWin.ncol - 1;
2827 dirnadd = 1;
2828 } 3240 {
2829 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;
2830 col = mark->col; 3253 col = max (mark->col, 0);
2831 MAX_IT(col, 0); 3254
2832/* find the edge of a word */ 3255 /* find the edge of a word */
2833 stp = &(R->screen.text[row][col]); 3256 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2834 w1 = DELIMIT_TEXT(*stp); 3257 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2835 3258
2836 if (R->selection_style != NEW_SELECT) {
2837 if (w1 == 1) {
2838 stp += dirnadd;
2839 if (DELIMIT_TEXT(*stp) == 1)
2840 goto Old_Word_Selection_You_Die;
2841 col += dirnadd;
2842 }
2843 w1 = 0;
2844 }
2845 srp = (&R->screen.rend[row][col]);
2846 w2 = DELIMIT_REND(*srp);
2847
2848 for (;;) { 3259 for (;;)
3260 {
2849 for (; col != bound.col; col += dirnadd) { 3261 for (; col != bound.col; col += dirnadd)
3262 {
2850 stp += dirnadd; 3263 stp += dirnadd;
3264 srp += dirnadd;
3265
3266 if (*stp == NOCHAR)
3267 continue;
3268
2851 if (DELIMIT_TEXT(*stp) != w1) 3269 if (DELIMIT_TEXT (*stp) != w1)
2852 break; 3270 break;
2853 srp += dirnadd;
2854 if (DELIMIT_REND(*srp) != w2) 3271 if (DELIMIT_REND (*srp) != w2)
2855 break; 3272 break;
2856 } 3273 }
3274
2857 if ((col == bound.col) && (row != bound.row)) { 3275 if ((col == bound.col) && (row != bound.row))
2858 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3276 {
2859 trow = row + dirnadd; 3277 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2860 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3278 {
2861 if (R->screen.text[trow] == NULL) 3279 trow = row + dirnadd;
2862 break; 3280 tcol = dirn == UP ? ncol - 1 : 0;
2863 stp = &(R->screen.text[trow][tcol]); 3281
2864 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
2865 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 }
2866 break; 3296 break;
2867 row = trow;
2868 col = tcol;
2869 continue;
2870 } 3297 }
2871 }
2872 break;
2873 }
2874 Old_Word_Selection_You_Die:
2875 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));
2876 3298
2877 if (dirn == DN) 3299 if (dirn == DN)
2878 col++; /* put us on one past the end */ 3300 col++; /* put us on one past the end */
2879 3301
2880/* Poke the values back in */ 3302 /* Poke the values back in */
2881 ret->row = row - R->TermWin.saveLines; 3303 ret->row = row;
2882 ret->col = col; 3304 ret->col = col;
2883} 3305}
2884 3306
2885/* ------------------------------------------------------------------------- */ 3307/* ------------------------------------------------------------------------- */
2886/* 3308/*
2887 * Extend the selection to the specified x/y pixel location 3309 * Extend the selection to the specified x/y pixel location
2888 * EXT: button 3 press; button 1 or 3 drag 3310 * EXT: button 3 press; button 1 or 3 drag
2889 * flag == 0 ==> button 1 3311 * flag == 0 ==> button 1
2890 * flag == 1 ==> button 3 press 3312 * flag == 1 ==> button 3 press
2891 * flag == 2 ==> button 3 motion 3313 * flag == 2 ==> button 3 motion
2892 */ 3314 */
2893/* EXTPROTO */
2894void 3315void
2895rxvt_selection_extend(pR_ int x, int y, int flag) 3316rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2896{ 3317{
2897 int col, row; 3318 int col = clamp (Pixel2Col (x), 0, ncol);
3319 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2898 3320
2899 col = Pixel2Col(x); 3321 /*
2900 row = Pixel2Row(y);
2901 MAX_IT(row, 0);
2902 MIN_IT(row, (int)R->TermWin.nrow - 1);
2903 MAX_IT(col, 0);
2904 MIN_IT(col, (int)R->TermWin.ncol);
2905#ifndef NO_NEW_SELECTION
2906/*
2907 * 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
2908 * 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
2909 * 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
2910 * be _past_ a character for it to be selected. 3325 * be _past_ a character for it to be selected.
2911 */ 3326 */
2912 if (R->selection_style != OLD_SELECT) {
2913 if (((R->selection.clicks % 3) == 1) && !flag 3327 if (((selection.clicks % 3) == 1) && !flag
2914 && (col == R->selection.mark.col 3328 && (col == selection.mark.col
2915 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3329 && (row == selection.mark.row - view_start)))
3330 {
2916 /* select nothing */ 3331 /* select nothing */
2917 R->selection.beg.row = R->selection.end.row = 0; 3332 selection.beg.row = selection.end.row = 0;
2918 R->selection.beg.col = R->selection.end.col = 0; 3333 selection.beg.col = selection.end.col = 0;
2919 R->selection.clicks = 4; 3334 selection.clicks = 4;
2920 R->want_refresh = 1; 3335 want_refresh = 1;
2921 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2922 return; 3336 return;
2923 }
2924 } 3337 }
2925#endif 3338
2926 if (R->selection.clicks == 4) 3339 if (selection.clicks == 4)
2927 R->selection.clicks = 1; 3340 selection.clicks = 1;
3341
2928 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3342 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2929 flag == 1 ? 1 : 0, /* ? button press */ 3343 flag == 1 ? 1 : 0, /* ? button press */
2930 0); /* no click change */ 3344 0); /* no click change */
2931} 3345}
2932 3346
2933/* ------------------------------------------------------------------------- */ 3347/* ------------------------------------------------------------------------- */
2934/* 3348/*
2935 * Extend the selection to the specified col/row 3349 * Extend the selection to the specified col/row
2936 */ 3350 */
2937/* INTPROTO */
2938void 3351void
2939rxvt_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
2940{ 3353{
2941 int16_t ncol = R->TermWin.ncol;
2942 int end_col;
2943 row_col_t pos; 3354 row_col_t pos;
2944 enum { 3355 enum {
2945 LEFT, RIGHT 3356 LEFT, RIGHT
2946 } closeto = RIGHT; 3357 } closeto = RIGHT;
2947 3358
2948 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));
2949 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));
2950
2951 R->want_refresh = 1; 3359 want_refresh = 1;
3360
2952 switch (R->selection.op) { 3361 switch (selection.op)
3362 {
2953 case SELECTION_INIT: 3363 case SELECTION_INIT:
2954 CLEAR_SELECTION(R); 3364 CLEAR_SELECTION ();
2955 R->selection.op = SELECTION_BEGIN; 3365 selection.op = SELECTION_BEGIN;
2956 /* FALLTHROUGH */ 3366 /* FALLTHROUGH */
2957 case SELECTION_BEGIN: 3367 case SELECTION_BEGIN:
2958 if (row != R->selection.mark.row || col != R->selection.mark.col 3368 if (row != selection.mark.row || col != selection.mark.col
2959 || (!button3 && buttonpress)) 3369 || (!button3 && buttonpress))
2960 R->selection.op = SELECTION_CONT; 3370 selection.op = SELECTION_CONT;
2961 break; 3371 break;
2962 case SELECTION_DONE: 3372 case SELECTION_DONE:
2963 R->selection.op = SELECTION_CONT; 3373 selection.op = SELECTION_CONT;
2964 /* FALLTHROUGH */ 3374 /* FALLTHROUGH */
2965 case SELECTION_CONT: 3375 case SELECTION_CONT:
2966 break; 3376 break;
2967 case SELECTION_CLEAR: 3377 case SELECTION_CLEAR:
2968 rxvt_selection_start_colrow(aR_ col, row); 3378 selection_start_colrow (col, row);
2969 /* FALLTHROUGH */ 3379 /* FALLTHROUGH */
2970 default: 3380 default:
2971 return; 3381 return;
2972 } 3382 }
3383
2973 if (R->selection.beg.col == R->selection.end.col 3384 if (selection.beg.col == selection.end.col
2974 && R->selection.beg.col != R->selection.mark.col 3385 && selection.beg.col != selection.mark.col
2975 && R->selection.beg.row == R->selection.end.row 3386 && selection.beg.row == selection.end.row
2976 && R->selection.beg.row != R->selection.mark.row) { 3387 && selection.beg.row != selection.mark.row)
3388 {
2977 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3389 selection.beg.col = selection.end.col = selection.mark.col;
2978 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3390 selection.beg.row = selection.end.row = selection.mark.row;
2979 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));
2980 } 3391 }
2981 3392
2982 pos.col = col; 3393 pos.col = col;
2983 pos.row = row; 3394 pos.row = view_start + row;
2984 3395
2985 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3396 /*
2986
2987#ifndef NO_OLD_SELECTION
2988/*
2989 * This mimics some of the selection behaviour of version 2.20 and before.
2990 * There are no ``selection modes'', button3 is always character extension.
2991 * Note: button3 drag is always available, c.f. v2.20
2992 * Selection always terminates (left or right as appropriate) at the mark.
2993 */
2994 if (R->selection_style == OLD_SELECT) {
2995 if (R->selection.clicks == 1 || button3) {
2996 if (R->hate_those_clicks) {
2997 R->hate_those_clicks = 0;
2998 if (R->selection.clicks == 1) {
2999 R->selection.beg.row = R->selection.mark.row;
3000 R->selection.beg.col = R->selection.mark.col;
3001 } else {
3002 R->selection.mark.row = R->selection.beg.row;
3003 R->selection.mark.col = R->selection.beg.col;
3004 }
3005 }
3006 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3007 R->selection.end.row = R->selection.mark.row;
3008 R->selection.end.col = R->selection.mark.col + 1;
3009 R->selection.beg.row = pos.row;
3010 R->selection.beg.col = pos.col;
3011 } else {
3012 R->selection.beg.row = R->selection.mark.row;
3013 R->selection.beg.col = R->selection.mark.col;
3014 R->selection.end.row = pos.row;
3015 R->selection.end.col = pos.col + 1;
3016 }
3017 } else if (R->selection.clicks == 2) {
3018 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3019 &(R->selection.beg));
3020 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3021 &(R->selection.end));
3022 R->hate_those_clicks = 1;
3023 } else if (R->selection.clicks == 3) {
3024 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3025 R->selection.beg.col = 0;
3026 R->selection.end.col = ncol;
3027 R->hate_those_clicks = 1;
3028 }
3029 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));
3030 return;
3031 }
3032#endif /* ! NO_OLD_SELECTION */
3033#ifndef NO_NEW_SELECTION
3034/* selection_style must not be OLD_SELECT to get here */
3035/*
3036 * 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
3037 * in the way button3 drag extension works. 3398 * in the way button3 drag extension works.
3038 * We're either doing: button1 drag; button3 press; or button3 drag 3399 * We're either doing: button1 drag; button3 press; or button3 drag
3039 * 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
3040 * is always at the left/right edge of the R->selection. 3401 * is always at the left/right edge of the selection.
3041 * 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
3042 * the selection we are closest to. 3403 * the selection we are closest to.
3043 * c) button3 drag : extend/contract character/word/line - we select around 3404 * c) button3 drag : extend/contract character/word/line - we select around
3044 * 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
3045 * 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
3046 * time of the most recent button3 press 3407 * time of the most recent button3 press
3047 */ 3408 */
3048 if (button3 && buttonpress) { /* button3 press */ 3409 if (button3 && buttonpress)
3049 /* 3410 {
3411 /* button3 press */
3412 /*
3050 * first determine which edge of the selection we are closest to 3413 * first determine which edge of the selection we are closest to
3051 */ 3414 */
3052 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3415 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3053 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3416 || (!ROWCOL_IS_AFTER (pos, selection.end)
3054 && (((pos.col - R->selection.beg.col) 3417 && (((pos.col - selection.beg.col)
3055 + ((pos.row - R->selection.beg.row) * ncol)) 3418 + ((pos.row - selection.beg.row) * ncol))
3056 < ((R->selection.end.col - pos.col) 3419 < ((selection.end.col - pos.col)
3057 + ((R->selection.end.row - pos.row) * ncol))))) 3420 + ((selection.end.row - pos.row) * ncol)))))
3058 closeto = LEFT; 3421 closeto = LEFT;
3422
3059 if (closeto == LEFT) { 3423 if (closeto == LEFT)
3424 {
3060 R->selection.beg.row = pos.row; 3425 selection.beg.row = pos.row;
3061 R->selection.beg.col = pos.col; 3426 selection.beg.col = pos.col;
3062 R->selection.mark.row = R->selection.end.row; 3427 selection.mark.row = selection.end.row;
3063 R->selection.mark.col = R->selection.end.col 3428 selection.mark.col = selection.end.col - (selection.clicks == 2);
3064 - (R->selection.clicks == 2); 3429 }
3065 } else { 3430 else
3431 {
3066 R->selection.end.row = pos.row; 3432 selection.end.row = pos.row;
3067 R->selection.end.col = pos.col; 3433 selection.end.col = pos.col;
3068 R->selection.mark.row = R->selection.beg.row; 3434 selection.mark.row = selection.beg.row;
3069 R->selection.mark.col = R->selection.beg.col; 3435 selection.mark.col = selection.beg.col;
3070 } 3436 }
3437 }
3438 else
3439 {
3071 } else { /* button1 drag or button3 drag */ 3440 /* button1 drag or button3 drag */
3072 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3441 if (ROWCOL_IS_AFTER (selection.mark, pos))
3442 {
3073 if ((R->selection.mark.row == R->selection.end.row) 3443 if (selection.mark.row == selection.end.row
3074 && (R->selection.mark.col == R->selection.end.col) 3444 && selection.mark.col == selection.end.col
3075 && clickchange && R->selection.clicks == 2) 3445 && clickchange
3076 R->selection.mark.col--; 3446 && selection.clicks == 2)
3447 selection.mark.col--;
3448
3077 R->selection.beg.row = pos.row; 3449 selection.beg.row = pos.row;
3078 R->selection.beg.col = pos.col; 3450 selection.beg.col = pos.col;
3079 R->selection.end.row = R->selection.mark.row; 3451 selection.end.row = selection.mark.row;
3080 R->selection.end.col = R->selection.mark.col 3452 selection.end.col = selection.mark.col + (selection.clicks == 2);
3081 + (R->selection.clicks == 2); 3453 }
3082 } else { 3454 else
3455 {
3083 R->selection.beg.row = R->selection.mark.row; 3456 selection.beg.row = selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col; 3457 selection.beg.col = selection.mark.col;
3085 R->selection.end.row = pos.row; 3458 selection.end.row = pos.row;
3086 R->selection.end.col = pos.col; 3459 selection.end.col = pos.col;
3087 } 3460 }
3088 } 3461 }
3089 3462
3090 if (R->selection.clicks == 1) { 3463 if (selection.clicks == 1)
3091 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3464 {
3092 if (end_col != -1 && R->selection.beg.col > end_col) { 3465 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3093#if 1 3466 && !ROW(selection.beg.row).is_longer ()
3094 R->selection.beg.col = ncol; 3467#if !ENABLE_MINIMAL
3095#else 3468 && !selection.rect
3096 if (R->selection.beg.row != R->selection.end.row) 3469#endif
3470 )
3097 R->selection.beg.col = ncol; 3471 selection.beg.col = ncol;
3098 else 3472
3099 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 ();
3100#endif 3505# endif
3101 } 3506 break;
3102 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3507 }
3103 if (end_col != -1 && R->selection.end.col > end_col) 3508 }
3104 R->selection.end.col = ncol; 3509 }
3105 3510 else
3106 } else if (R->selection.clicks == 2) { 3511#endif
3512 {
3107 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3513 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3108 R->selection.end.col--; 3514 selection.mark.col++;
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3110 &(R->selection.beg));
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3112 &(R->selection.end));
3113 } else if (R->selection.clicks == 3) {
3114#ifndef NO_FRILLS
3115 if ((R->Options & Opt_tripleclickwords)) {
3116 int end_row;
3117 3515
3118 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3516 selection.beg.col = 0;
3119 &(R->selection.beg)); 3517 selection.end.col = ncol;
3120 end_row = R->screen.tlen[R->selection.mark.row 3518
3121 + R->TermWin.saveLines]; 3519 // select a complete logical line
3122 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3520 while (selection.beg.row > -saveLines
3123 end_row++) { 3521 && ROW(selection.beg.row - 1).is_longer ())
3124 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3522 selection.beg.row--;
3125 if (end_col != -1) { 3523
3126 R->selection.end.row = end_row; 3524 while (selection.end.row < nrow
3127 R->selection.end.col = end_col; 3525 && ROW(selection.end.row).is_longer ())
3128 rxvt_selection_remove_trailing_spaces(aR); 3526 selection.end.row++;
3129 break; 3527 }
3130 }
3131 } 3528 }
3132 } else 3529
3133#endif 3530 if (button3 && buttonpress)
3134 {
3135 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3136 R->selection.mark.col++;
3137 R->selection.beg.col = 0;
3138 R->selection.end.col = ncol;
3139 }
3140 } 3531 {
3141 if (button3 && buttonpress) { /* mark may need to be changed */ 3532 /* mark may need to be changed */
3142 if (closeto == LEFT) { 3533 if (closeto == LEFT)
3534 {
3143 R->selection.mark.row = R->selection.end.row; 3535 selection.mark.row = selection.end.row;
3144 R->selection.mark.col = R->selection.end.col 3536 selection.mark.col = selection.end.col - (selection.clicks == 2);
3145 - (R->selection.clicks == 2); 3537 }
3146 } else { 3538 else
3539 {
3147 R->selection.mark.row = R->selection.beg.row; 3540 selection.mark.row = selection.beg.row;
3148 R->selection.mark.col = R->selection.beg.col; 3541 selection.mark.col = selection.beg.col;
3149 } 3542 }
3150 } 3543 }
3151 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));
3152#endif /* ! NO_NEW_SELECTION */
3153}
3154 3544
3155#ifndef NO_FRILLS 3545#if !ENABLE_MINIMAL
3156/* 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
3157void 3552void
3158rxvt_selection_remove_trailing_spaces(pR) 3553rxvt_term::selection_remove_trailing_spaces () NOTHROW
3159{ 3554{
3160 int32_t end_col, end_row; 3555 int32_t end_col, end_row;
3161 text_t *stp; 3556 text_t *stp;
3162 3557
3163 end_col = R->selection.end.col; 3558 end_col = selection.end.col;
3164 end_row = R->selection.end.row; 3559 end_row = selection.end.row;
3560
3165 for ( ; end_row >= R->selection.beg.row; ) { 3561 for (; end_row >= selection.beg.row; )
3166 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3562 {
3563 stp = ROW(end_row).t;
3564
3167 while (--end_col >= 0) { 3565 while (--end_col >= 0)
3168 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3566 {
3169 break; 3567 if (stp[end_col] != NOCHAR
3170 } 3568 && !unicode::is_space (stp[end_col]))
3569 break;
3570 }
3571
3171 if (end_col >= 0 3572 if (end_col >= 0
3172 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3573 || !ROW(end_row - 1).is_longer ())
3574 {
3173 R->selection.end.col = end_col + 1; 3575 selection.end.col = end_col + 1;
3174 R->selection.end.row = end_row; 3576 selection.end.row = end_row;
3175 break; 3577 break;
3176 } 3578 }
3177 end_row--; 3579
3178 end_col = R->TermWin.ncol; 3580 end_row--;
3581 end_col = ncol;
3179 } 3582 }
3583
3180 if (R->selection.mark.row > R->selection.end.row) { 3584 if (selection.mark.row > selection.end.row)
3585 {
3181 R->selection.mark.row = R->selection.end.row; 3586 selection.mark.row = selection.end.row;
3182 R->selection.mark.col = R->selection.end.col; 3587 selection.mark.col = selection.end.col;
3588 }
3183 } else if (R->selection.mark.row == R->selection.end.row 3589 else if (selection.mark.row == selection.end.row
3184 && R->selection.mark.col > R->selection.end.col) 3590 && selection.mark.col > selection.end.col)
3185 R->selection.mark.col = R->selection.end.col; 3591 selection.mark.col = selection.end.col;
3186} 3592}
3187#endif 3593#endif
3188 3594
3189/* ------------------------------------------------------------------------- */ 3595/* ------------------------------------------------------------------------- */
3190/* 3596/*
3191 * Double click on button 3 when already selected 3597 * Double click on button 3 when already selected
3192 * EXT: button 3 double click 3598 * EXT: button 3 double click
3193 */ 3599 */
3194/* EXTPROTO */
3195void 3600void
3196rxvt_selection_rotate(pR_ int x, int y) 3601rxvt_term::selection_rotate (int x, int y) NOTHROW
3197{ 3602{
3198 R->selection.clicks = R->selection.clicks % 3 + 1; 3603 selection.clicks = selection.clicks % 3 + 1;
3199 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3604 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3200} 3605}
3201
3202/* ------------------------------------------------------------------------- */
3203/*
3204 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3205 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3206 * the X11 protocol.
3207 */
3208typedef CARD32 Atom32;
3209 3606
3210/* ------------------------------------------------------------------------- */ 3607/* ------------------------------------------------------------------------- */
3211/* 3608/*
3212 * Respond to a request for our current selection 3609 * Respond to a request for our current selection
3213 * EXT: SelectionRequest 3610 * EXT: SelectionRequest
3214 */ 3611 */
3215/* EXTPROTO */
3216void 3612void
3217rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3613rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3218{ 3614{
3219 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/* ------------------------------------------------------------------------- */
3220#ifdef USE_XIM 3754#ifdef USE_XIM
3221 Atom32 target_list[4]; 3755void
3222#else 3756rxvt_term::im_set_position (XPoint &pos) NOTHROW
3223 Atom32 target_list[3]; 3757{
3224#endif 3758 XWindowAttributes xwa;
3225 Atom target;
3226 XTextProperty ct;
3227 XICCEncodingStyle style;
3228 char *cl[2], dummy[1];
3229 3759
3230 ev.type = SelectionNotify; 3760 XGetWindowAttributes (dpy, vt, &xwa);
3231 ev.property = None;
3232 ev.display = rq->display;
3233 ev.requestor = rq->requestor;
3234 ev.selection = rq->selection;
3235 ev.target = rq->target;
3236 ev.time = rq->time;
3237 3761
3238 if (rq->target == R->xa[XA_TARGETS]) { 3762 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3239 target_list[0] = (Atom32) R->xa[XA_TARGETS]; 3763 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3240 target_list[1] = (Atom32) XA_STRING; 3764}
3241 target_list[2] = (Atom32) R->xa[XA_TEXT];
3242#ifdef USE_XIM
3243 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3244#endif 3765#endif
3245 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3246 (8 * sizeof(target_list[0])), PropModeReplace,
3247 (unsigned char *)target_list,
3248 (sizeof(target_list) / sizeof(target_list[0])));
3249 ev.property = rq->property;
3250 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3251 /* TODO: Handle MULTIPLE */
3252 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3253 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3254 (8 * sizeof(Time)), PropModeReplace,
3255 (unsigned char *)&R->selection_time, 1);
3256 ev.property = rq->property;
3257 } else if (rq->target == XA_STRING
3258 || rq->target == R->xa[XA_COMPOUND_TEXT]
3259 || rq->target == R->xa[XA_TEXT]) {
3260#ifdef USE_XIM
3261 short freect = 0;
3262#endif
3263 int selectlen;
3264 3766
3265#ifdef USE_XIM 3767#if ENABLE_OVERLAY
3266 if (rq->target != XA_STRING) { 3768void
3267 target = R->xa[XA_COMPOUND_TEXT]; 3769rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3268 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3770{
3269 ? XCompoundTextStyle : XStdICCTextStyle; 3771 if (nrow < 1 || ncol < 1)
3270 } else 3772 return;
3271#endif 3773
3272 { 3774 want_refresh = 1;
3273 target = XA_STRING; 3775
3274 style = XStringStyle; 3776 scr_overlay_off ();
3275 } 3777
3276 if (R->selection.text) { 3778 if (x < 0) x = ncol - w;
3277 cl[0] = (char *)R->selection.text; 3779 if (y < 0) y = nrow - h;
3278 selectlen = R->selection.len; 3780
3279 } else { 3781 // make space for border
3280 cl[0] = dummy; 3782 w += 2; min_it (w, ncol);
3281 *dummy = '\0'; 3783 h += 2; min_it (h, nrow);
3282 selectlen = 0; 3784
3283 } 3785 x -= 1; clamp_it (x, 0, ncol - w);
3284#ifdef USE_XIM 3786 y -= 1; clamp_it (y, 0, nrow - h);
3285 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3787
3286 == Success) /* if we failed to convert then send it raw */ 3788 ov.x = x; ov.y = y;
3287 freect = 1; 3789 ov.w = w; ov.h = h;
3288 else 3790
3289#endif 3791 ov.text = new text_t *[h];
3290 { 3792 ov.rend = new rend_t *[h];
3291 ct.value = (unsigned char *)cl[0]; 3793
3292 ct.nitems = selectlen; 3794 for (y = 0; y < h; y++)
3293 }
3294 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3295 target, 8, PropModeReplace,
3296 ct.value, (int)ct.nitems);
3297 ev.property = rq->property;
3298#ifdef USE_XIM
3299 if (freect)
3300 XFree(ct.value);
3301#endif
3302 } 3795 {
3303 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 }
3304} 3821}
3305 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
3306/* ------------------------------------------------------------------------- * 3905/* ------------------------------------------------------------------------- */
3307 * MOUSE ROUTINES *
3308 * ------------------------------------------------------------------------- */
3309 3906
3310/*
3311 * return col/row values corresponding to x/y pixel values
3312 */
3313/* EXTPROTO */
3314void
3315rxvt_pixel_position(pR_ int *x, int *y)
3316{
3317 *x = Pixel2Col(*x);
3318/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3319 *y = Pixel2Row(*y);
3320/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3321}
3322/* ------------------------------------------------------------------------- */
3323#ifdef USE_XIM
3324/* EXTPROTO */
3325void
3326rxvt_setPosition(pR_ XPoint *pos)
3327{
3328 XWindowAttributes xwa;
3329
3330 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3331 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3332 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3333 - R->TermWin.lineSpace;
3334}
3335#endif
3336/* ------------------------------------------------------------------------- */
3337
3338/* ------------------------------------------------------------------------- *
3339 * DEBUG ROUTINES *
3340 * ------------------------------------------------------------------------- */
3341#if 0
3342/* INTPROTO */
3343void
3344rxvt_debug_colors(void)
3345{
3346 int color;
3347 const char *name[] = {
3348 "fg", "bg",
3349 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3350 };
3351
3352 fprintf(stderr, "Color ( ");
3353 if (R->rstyle & RS_RVid)
3354 fprintf(stderr, "rvid ");
3355 if (R->rstyle & RS_Bold)
3356 fprintf(stderr, "bold ");
3357 if (R->rstyle & RS_Blink)
3358 fprintf(stderr, "blink ");
3359 if (R->rstyle & RS_Uline)
3360 fprintf(stderr, "uline ");
3361 fprintf(stderr, "): ");
3362
3363 color = GET_FGCOLOR(R->rstyle);
3364#ifndef NO_BRIGHTCOLOR
3365 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3366 color -= (minBrightCOLOR - minCOLOR);
3367 fprintf(stderr, "bright ");
3368 }
3369#endif
3370 fprintf(stderr, "%s on ", name[color]);
3371
3372 color = GET_BGCOLOR(R->rstyle);
3373#ifndef NO_BRIGHTCOLOR
3374 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3375 color -= (minBrightCOLOR - minCOLOR);
3376 fprintf(stderr, "bright ");
3377 }
3378#endif
3379 fprintf(stderr, "%s\n", name[color]);
3380}
3381#endif

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