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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.1 by pcg, Mon Nov 24 17:28:08 2003 UTC vs.
Revision 1.330 by root, Tue Dec 29 04:18:10 2009 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.1 2003/11/24 17:28:08 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
30 30
31#include <X11/Xmd.h> /* get the typedef for CARD32 */
32
33#include <stdint.h> 31#include <inttypes.h>
34#include <wchar.h>
35 32
33#include "salloc.C" // HACK, should be a seperate compile!
34
36inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
37{ 36{
38 while (len--) 37 while (len--)
39 *start++ = value; 38 *start++ = value;
40} 39}
41 40
42#define RESET_CHSTAT(H) \
43 if ((H)->chstat == WBYTE) \
44 (H)->chstat = SBYTE, (H)->lost_multi = 1
45
46/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
47#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
48#define TABSIZE 8 /* default tab size */ 43#define PASTE_SIZE 32768
44#define TABSIZE 8 /* default tab size */
49 45
50/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
51 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
52 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
53#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
54 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
55 (R)->TermWin.view_start = 0 51 view_start = 0
56#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
58 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
59#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
60 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
61 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
62 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
63 59
64#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
65 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
66#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
67 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
68#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
70#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
71 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
72#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
74#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
75 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
76 72
77/* these must be row_col_t */ 73/* these must be row_col_t */
78#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
79 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
81 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
83 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
85 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
88#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
89 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
90 86
91/* 87/*
92 * CLEAR_ROWS : clear <num> rows starting from row <row>
93 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
94 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
95 */ 89 */
96#define drawBuffer (R->TermWin.vt) 90#define CLEAR_CHARS(x, y, num) \
97 91 if (mapped) \
98#define CLEAR_ROWS(row, num) \ 92 XClearArea (dpy, vt, x, y, \
99 if (R->TermWin.mapped) \ 93 (unsigned int)Width2Pixel (num), \
100 XClearArea(R->Xdisplay, drawBuffer, R->TermWin.int_bwidth, \
101 Row2Pixel(row), (unsigned int)R->TermWin.width, \
102 (unsigned int)Height2Pixel(num), False)
103
104#define CLEAR_CHARS(x, y, num) \
105 if (R->TermWin.mapped) \
106 XClearArea(R->Xdisplay, drawBuffer, x, y, \
107 (unsigned int)Width2Pixel(num), \
108 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
109
110#define ERASE_ROWS(row, num) \
111 XFillRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc, \
112 R->TermWin.int_bwidth, Row2Pixel(row), \
113 (unsigned int)R->TermWin.width, \
114 (unsigned int)Height2Pixel(num))
115 95
116/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
117 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
118 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
119/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
120/* INTPROTO */
121void 101void
122rxvt_blank_line(pR_ text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
123{ 103{
124 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
125 efs = SET_FONT (efs, R->TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
126 115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
118
127 while (width--) 119 while (width--)
128 { 120 {
129 *et++ = ' '; 121 *et++ = ' ';
130 *er++ = efs; 122 *er++ = efs;
131 } 123 }
132} 124}
133 125
134/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
135/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
136/* INTPROTO */
137void 128void
138rxvt_blank_screen_mem(pR_ text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
139{ 130{
140 int width = R->TermWin.ncol; 131 scr_blank_line (l, 0, ncol, efs);
141 rend_t *er;
142 132
143#ifdef DEBUG_STRICT 133 l.l = 0;
144 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL)); 134 l.f = 0;
145#endif 135}
146 if (tp[row] == NULL) { 136
147 tp[row] = (text_t *)rxvt_malloc(sizeof(text_t) * width); 137// nuke a single wide character at the given column
148 rp[row] = (rend_t *)rxvt_malloc(sizeof(rend_t) * width); 138void
149 } 139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
150 rxvt_blank_line (aR_ tp[row], rp[row], width, efs); 140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found start, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
151} 154}
152 155
153/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
154 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
155 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
156/* EXTPROTO */ 159
157void 160void
158rxvt_scr_reset(pR) 161rxvt_term::scr_reset ()
159{ 162{
160 unsigned int ncol, nrow, prev_ncol, prev_nrow, 163 view_start = 0;
161 total_rows, prev_total_rows;
162 unsigned int p, q;
163 int k;
164 rend_t setrstyle;
165
166 D_SCREEN((stderr, "rxvt_scr_reset()"));
167
168 R->TermWin.view_start = 0;
169 RESET_CHSTAT(R->h);
170 R->h->num_scr = 0; 164 num_scr = 0;
171 165
172 prev_ncol = R->h->prev_ncol; 166 if (ncol == 0)
173 prev_nrow = R->h->prev_nrow; 167 ncol = 80;
174 if (R->TermWin.ncol == 0) 168
175 R->TermWin.ncol = 80; 169 if (nrow == 0)
176 if (R->TermWin.nrow == 0) 170 nrow = 24;
177 R->TermWin.nrow = 24; 171
178 ncol = R->TermWin.ncol;
179 nrow = R->TermWin.nrow;
180 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
181 return; 173 return;
182 174
175 // we need at least two lines for wrapping to work correctly
176 while (nrow + saveLines < 2)
177 {
178 //TODO//FIXME
179 saveLines++;
180 prev_nrow--;
181 top_row--;
182 }
183
183 R->h->want_refresh = 1; 184 want_refresh = 1;
184 185
185 total_rows = nrow + R->TermWin.saveLines;
186 prev_total_rows = prev_nrow + R->TermWin.saveLines; 186 int prev_total_rows = prev_nrow + saveLines;
187 total_rows = nrow + saveLines;
187 188
188 R->screen.tscroll = 0; 189 screen.tscroll = 0;
189 R->screen.bscroll = nrow - 1; 190 screen.bscroll = nrow - 1;
190 191
191 if (prev_nrow == 0) { 192 if (!row_buf)
192/* 193 {
194 /*
193 * A: first time called so just malloc everything : don't rely on realloc 195 * first time called so just malloc everything: don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL 196 */
195 */ 197 top_row = 0;
196 R->screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 198 term_start = 0;
197 R->buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
198 R->drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 R->swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 199
201 R->screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 200 talloc = new rxvt_salloc (ncol * sizeof (text_t));
202 R->swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 201 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
203 202
204 R->screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 203 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
205 R->buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 204 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 R->drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *)); 205 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
207 R->swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208 206
209 for (p = 0; p < nrow; p++) { 207 for (int row = nrow; row--; )
210 q = p + R->TermWin.saveLines; 208 {
211 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, 209 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
212 q, DEFAULT_RSTYLE); 210 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
213 rxvt_blank_screen_mem(aR_ R->swap.text, R->swap.rend, 211 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
214 p, DEFAULT_RSTYLE); 212 }
215 R->screen.tlen[q] = R->swap.tlen[p] = 0; 213
216 rxvt_blank_screen_mem(aR_ R->drawn_text, R->drawn_rend, 214 memset (charsets, 'B', sizeof (charsets));
217 p, DEFAULT_RSTYLE);
218 }
219 MEMSET(R->h->charsets, 'B', sizeof(R->h->charsets));
220 R->TermWin.nscrolled = 0; /* no saved lines */
221 R->h->rstyle = DEFAULT_RSTYLE; 215 rstyle = DEFAULT_RSTYLE;
222 R->screen.flags = Screen_DefaultFlags; 216 screen.flags = Screen_DefaultFlags;
223 R->screen.cur.row = R->screen.cur.col = 0; 217 screen.cur.row = screen.cur.col = 0;
224 R->screen.charset = 0; 218 screen.charset = 0;
225 R->h->current_screen = PRIMARY; 219 current_screen = PRIMARY;
226 rxvt_scr_cursor(aR_ SAVE); 220 scr_cursor (SAVE);
221
227#if NSCREENS 222#if NSCREENS
228 R->swap.flags = Screen_DefaultFlags; 223 swap.flags = Screen_DefaultFlags;
229 R->swap.cur.row = R->swap.cur.col = 0; 224 swap.cur.row = swap.cur.col = 0;
230 R->swap.charset = 0; 225 swap.charset = 0;
231 R->h->current_screen = SECONDARY; 226 current_screen = SECONDARY;
232 rxvt_scr_cursor(aR_ SAVE); 227 scr_cursor (SAVE);
233 R->h->current_screen = PRIMARY; 228 current_screen = PRIMARY;
234#endif 229#endif
230
235 R->selection.text = NULL; 231 selection.text = NULL;
236 R->selection.len = 0; 232 selection.len = 0;
237 R->selection.op = SELECTION_CLEAR; 233 selection.op = SELECTION_CLEAR;
238 R->selection.screen = PRIMARY; 234 selection.screen = PRIMARY;
239 R->selection.clicks = 0; 235 selection.clicks = 0;
240 CLEAR_ALL_SELECTION(R);
241 R->h->rvideo = 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 } 236 }
275 /* we have fewer rows so fix up cursor position */ 237 else
276 MIN_IT(R->screen.cur.row, (int32_t)nrow - 1); 238 {
277 MIN_IT(R->swap.cur.row, (int32_t)nrow - 1); 239 /*
240 * add or delete rows as appropriate
241 */
278 242
279 rxvt_scr_reset_realloc(aR); /* realloc _last_ */ 243 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
244 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
280 245
281 } else if (nrow > prev_nrow) { 246#if 0
282 /* add rows */ 247 if (nrow < prev_nrow)
283 rxvt_scr_reset_realloc(aR); /* realloc _first_ */ 248 {
249 for (int row = nrow; row < prev_nrow; row++)
250 {
251 lfree (swap_buf [row]);
252 lfree (drawn_buf[row]);
253 }
254 }
255#endif
284 256
285 k = min(R->TermWin.nscrolled, nrow - prev_nrow); 257 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
286 for (p = prev_total_rows; p < total_rows; p++) { 258 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
287 R->screen.tlen[p] = 0; 259
288 R->screen.text[p] = NULL; 260 for (int row = min (nrow, prev_nrow); row--; )
289 R->screen.rend[p] = NULL; 261 {
262 lresize (drawn_buf[row]);
263 lresize (swap_buf [row]);
264 }
265
266 for (int row = prev_nrow; row < nrow; row++)
267 {
268 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
269 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
270 }
271
272 line_t *old_buf = row_buf;
273 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
274
275 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
276 int pend = MOD (term_start + top_row , prev_total_rows);
277 int q = total_rows; // rewrapped row
278
279 if (top_row)
280 {
281 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
282 // to come up with a lean and mean algorithm.
283 // TODO: maybe optimise when width didn't change
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 do
289 {
290 p = MOD (p - 1, prev_total_rows);
291 assert (old_buf [MOD (p, prev_total_rows)].t);
292 int plines = 1;
293 int llen = old_buf [MOD (p, prev_total_rows)].l;
294
295 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
296 {
297 p = MOD (p - 1, prev_total_rows);
298
299 plines++;
300 llen += prev_ncol;
301 }
302
303 int qlines = max (0, (llen - 1) / ncol) + 1;
304
305 // drop partial lines completely
306 if (q < qlines)
307 break;
308
309 q -= qlines;
310
311 int lofs = 0;
312 line_t *qline;
313
314 // re-assemble the full line by destination lines
315 for (int qrow = q; qlines--; qrow++)
316 {
317 qline = row_buf + qrow;
318 lalloc (*qline);
319 qline->l = ncol;
320 qline->is_longer (1);
321
322 int qcol = 0;
323
324 // see below for cursor adjustment rationale
325 if (p == ocur.row)
326 screen.cur.row = q - (total_rows - nrow);
327
328 // fill a single destination line
329 while (lofs < llen && qcol < ncol)
330 {
331 int prow = lofs / prev_ncol;
332 int pcol = lofs % prev_ncol;
333
334 prow = MOD (p + prow, prev_total_rows);
335
336 // we only adjust the cursor _row_ and put it into
337 // the topmost line of "long line" it was in, as
338 // this seems to upset applications/shells/readline
339 // least.
340 if (prow == ocur.row)
341 screen.cur.row = q - (total_rows - nrow);
342
343 line_t &pline = old_buf [prow];
344
345 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
346
347 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
348 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
349
350 lofs += len;
351 qcol += len;
352 }
353 }
354
355 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
356 qline->is_longer (0);
357 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
358 }
359 while (p != pend && q > 0);
360
361 term_start = total_rows - nrow;
362 top_row = q - term_start;
363
364 // make sure all terminal lines exist
365 while (top_row > 0)
366 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
367 }
368 else
369 {
370 // if no scrollback exists (yet), wing, instead of wrap
371
372 for (int row = min (nrow, prev_nrow); row--; )
373 {
374 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
375 line_t &qline = row_buf [row];
376
377 qline = pline;
378 lresize (qline);
379 }
380
381 for (int row = prev_nrow; row < nrow; row++)
382 {
383 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
384 }
385
386 term_start = 0;
387 }
388
389 free (old_buf);
390 delete old_ta;
391 delete old_ra;
392
393 clamp_it (screen.cur.row, 0, nrow - 1);
394 clamp_it (screen.cur.col, 0, ncol - 1);
290 } 395 }
291 for (p = prev_total_rows; p < total_rows - k; p++) 396
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); 397 free (tabs);
358 }
359
360 R->tabs = (char *)rxvt_malloc(ncol * sizeof(char)); 398 tabs = (char *)rxvt_malloc (ncol);
361 399
362 for (p = 0; p < ncol; p++) 400 for (int col = ncol; --col; )
363 R->tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 401 tabs [col] = col % TABSIZE == 0;
364 402
403 CLEAR_ALL_SELECTION ();
404
365 R->h->prev_nrow = nrow; 405 prev_nrow = nrow;
366 R->h->prev_ncol = ncol; 406 prev_ncol = ncol;
367 407
368 rxvt_tt_winsize(R->cmd_fd, R->TermWin.ncol, R->TermWin.nrow, R->h->cmd_pid); 408 tt_winch ();
369}
370 409
371/* INTPROTO */ 410 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} 411}
394 412
395/* ------------------------------------------------------------------------- */ 413/* ------------------------------------------------------------------------- */
396/* 414/*
397 * Free everything. That way malloc debugging can find leakage. 415 * Free everything. That way malloc debugging can find leakage.
398 */ 416 */
399/* EXTPROTO */
400void 417void
401rxvt_scr_release(pR) 418rxvt_term::scr_release () NOTHROW
402{ 419{
403 uint16_t total_rows; 420 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 } 421 {
416 for (i = 0; i < R->TermWin.nrow; i++) { 422 delete talloc; talloc = 0;
417 free(R->drawn_text[i]); 423 delete ralloc; ralloc = 0;
418 free(R->drawn_rend[i]); 424
419 free(R->swap.text[i]); 425 free (row_buf);
420 free(R->swap.rend[i]); 426 free (swap_buf);
421 } 427 free (drawn_buf);
422 free(R->screen.text); 428 row_buf = 0; // signal that we freed all the arrays above
423 free(R->screen.tlen); 429
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); 430 free (tabs);
433 431 tabs = 0;
434/* NULL these so if anything tries to use them, we'll know about it */ 432 }
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} 433}
442 434
443/* ------------------------------------------------------------------------- */ 435/* ------------------------------------------------------------------------- */
444/* 436/*
445 * Hard reset 437 * Hard/Soft reset
446 */ 438 */
447/* EXTPROTO */
448void 439void
449rxvt_scr_poweron(pR) 440rxvt_term::scr_poweron ()
450{ 441{
451 D_SCREEN((stderr, "rxvt_scr_poweron()"));
452
453 rxvt_scr_release(aR); 442 scr_release ();
454 R->h->prev_nrow = R->h->prev_ncol = 0; 443 prev_nrow = prev_ncol = 0;
455 rxvt_scr_reset(aR); 444 rvideo_mode = false;
445 scr_soft_reset ();
446 scr_reset ();
456 447
457 rxvt_scr_clear(aR); 448 scr_clear (true);
458 rxvt_scr_refresh(aR_ SLOW_REFRESH); 449 scr_refresh ();
459#ifdef RXVT_GRAPHICS 450}
460 rxvt_Gr_reset(aR); 451
452void
453rxvt_term::scr_soft_reset ()
454{
455 /* only affects modes, nothing drastic such as clearing the screen */
456#if ENABLE_OVERLAY
457 scr_overlay_off ();
461#endif 458#endif
459
460 if (current_screen != PRIMARY)
461 scr_swap_screen ();
462
463 scr_scroll_region (0, MAX_ROWS - 1);
464 scr_rendition (0, ~RS_None);
465 scr_insert_mode (0);
462} 466}
463 467
464/* ------------------------------------------------------------------------- * 468/* ------------------------------------------------------------------------- *
465 * PROCESS SCREEN COMMANDS * 469 * PROCESS SCREEN COMMANDS *
466 * ------------------------------------------------------------------------- */ 470 * ------------------------------------------------------------------------- */
467/* 471/*
468 * Save and Restore cursor 472 * Save and Restore cursor
469 * XTERM_SEQ: Save cursor : ESC 7 473 * XTERM_SEQ: Save cursor : ESC 7
470 * XTERM_SEQ: Restore cursor: ESC 8 474 * XTERM_SEQ: Restore cursor: ESC 8
471 */ 475 */
472/* EXTPROTO */
473void 476void
474rxvt_scr_cursor(pR_ int mode) 477rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
475{ 478{
476 screen_t *s; 479 screen_t *s;
477
478 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
479 480
480#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 481#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
481 if (R->h->current_screen == SECONDARY) 482 if (current_screen == SECONDARY)
482 s = &(R->swap); 483 s = &swap;
483 else 484 else
484#endif 485#endif
485 s = &(R->screen); 486 s = &screen;
487
486 switch (mode) { 488 switch (mode)
489 {
487 case SAVE: 490 case SAVE:
488 s->s_cur.row = s->cur.row; 491 s->s_cur.row = screen.cur.row;
489 s->s_cur.col = s->cur.col; 492 s->s_cur.col = screen.cur.col;
490 s->s_rstyle = R->h->rstyle; 493 s->s_rstyle = rstyle;
491 s->s_charset = s->charset; 494 s->s_charset = screen.charset;
492 s->s_charset_char = R->h->charsets[s->charset]; 495 s->s_charset_char = charsets[screen.charset];
493 break; 496 break;
497
494 case RESTORE: 498 case RESTORE:
495 R->h->want_refresh = 1; 499 want_refresh = 1;
496 s->cur.row = s->s_cur.row; 500 screen.cur.row = s->s_cur.row;
497 s->cur.col = s->s_cur.col; 501 screen.cur.col = s->s_cur.col;
498 s->flags &= ~Screen_WrapNext; 502 screen.flags &= ~Screen_WrapNext;
499 R->h->rstyle = s->s_rstyle; 503 rstyle = s->s_rstyle;
500 s->charset = s->s_charset; 504 screen.charset = s->s_charset;
501 R->h->charsets[s->charset] = s->s_charset_char; 505 charsets[screen.charset] = s->s_charset_char;
502 rxvt_set_font_style(aR); 506 set_font_style ();
503 break; 507 break;
504 } 508 }
509
505/* boundary check in case screen size changed between SAVE and RESTORE */ 510 /* boundary check in case screen size changed between SAVE and RESTORE */
506 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 511 min_it (s->cur.row, nrow - 1);
507 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 512 min_it (s->cur.col, ncol - 1);
508#ifdef DEBUG_STRICT
509 assert(s->cur.row >= 0); 513 assert (s->cur.row >= 0);
510 assert(s->cur.col >= 0); 514 assert (s->cur.col >= 0);
511#else /* drive with your eyes closed */ 515}
512 MAX_IT(s->cur.row, 0); 516
513 MAX_IT(s->cur.col, 0); 517void
514#endif 518rxvt_term::scr_swap_screen ()
519{
520 if (!option (Opt_secondaryScreen))
521 return;
522
523 for (int i = prev_nrow; i--; )
524 ::swap (ROW(i), swap_buf [i]);
525
526 ::swap (screen.cur, swap.cur);
527
528 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
529 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
515} 530}
516 531
517/* ------------------------------------------------------------------------- */ 532/* ------------------------------------------------------------------------- */
518/* 533/*
519 * Swap between primary and secondary screens 534 * Swap between primary and secondary screens
520 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 535 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
521 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 536 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
522 */ 537 */
523/* EXTPROTO */ 538void
524int
525rxvt_scr_change_screen(pR_ int scrn) 539rxvt_term::scr_change_screen (int scrn)
526{ 540{
527 int i; 541 if (scrn == current_screen)
542 return;
543
544 want_refresh = 1;
545 view_start = 0;
546
547 selection_check (2); /* check for boundary cross */
548
549 int i = current_screen; current_screen = scrn; scrn = i;
550
528#if NSCREENS 551#if NSCREENS
529 int offset; 552 if (option (Opt_secondaryScreen))
530#endif
531
532 R->h->want_refresh = 1;
533
534 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
535
536 R->TermWin.view_start = 0;
537 RESET_CHSTAT(R->h);
538
539 if (R->h->current_screen == scrn)
540 return R->h->current_screen;
541
542 rxvt_selection_check(aR_ 2); /* check for boundary cross */
543
544 SWAP_IT(R->h->current_screen, scrn, int);
545#if NSCREENS
546 R->h->num_scr = 0;
547 offset = R->TermWin.saveLines;
548 for (i = R->h->prev_nrow; i--;) {
549 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *);
550 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t);
551 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *);
552 } 553 {
553 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t); 554 num_scr = 0;
554 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t); 555
555# ifdef DEBUG_STRICT 556 scr_swap_screen ();
556 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->h->prev_nrow)); 557
557 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->h->prev_ncol)); 558 ::swap (screen.charset, swap.charset);
558# else /* drive with your eyes closed */ 559 ::swap (screen.flags, swap.flags);
559 MAX_IT(R->screen.cur.row, 0);
560 MIN_IT(R->screen.cur.row, (int32_t)R->h->prev_nrow - 1);
561 MAX_IT(R->screen.cur.col, 0);
562 MIN_IT(R->screen.cur.col, (int32_t)R->h->prev_ncol - 1);
563# endif
564 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
565 SWAP_IT(R->screen.flags, R->swap.flags, int);
566 R->screen.flags |= Screen_VisibleCursor; 560 screen.flags |= Screen_VisibleCursor;
567 R->swap.flags |= Screen_VisibleCursor; 561 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 } 562 }
563 else
575# endif 564#endif
576#else 565 if (option (Opt_secondaryScroll))
577# ifdef SCROLL_ON_NO_SECONDARY 566 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
578# ifdef RXVT_GRAPHICS 567}
579 if (rxvt_Gr_Displayed(aR)) 568
580 rxvt_Gr_ClearScreen(aR); 569// clear WrapNext indicator, solidifying position on next line
581# endif 570void
582 if (R->h->current_screen == PRIMARY 571rxvt_term::scr_do_wrap () NOTHROW
583# ifdef RXVT_GRAPHICS 572{
584 && !rxvt_Gr_Displayed(aR) 573 if (!(screen.flags & Screen_WrapNext))
585# endif
586 )
587 rxvt_scroll_text(aR_ 0, (R->h->prev_nrow - 1), R->h->prev_nrow, 0);
588# endif
589#endif
590 return scrn; 574 return;
575
576 screen.flags &= ~Screen_WrapNext;
577
578 screen.cur.col = 0;
579
580 if (screen.cur.row == screen.bscroll)
581 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
582 else if (screen.cur.row < nrow - 1)
583 screen.cur.row++;
591} 584}
592 585
593/* ------------------------------------------------------------------------- */ 586/* ------------------------------------------------------------------------- */
594/* 587/*
595 * Change the colour for following text 588 * Change the colour for following text
596 */ 589 */
597/* EXTPROTO */
598void 590void
599rxvt_scr_color(pR_ unsigned int color, int fgbg) 591rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
600{ 592{
593 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color &= RS_fgMask; 594 color = fgbg;
595
602 if (fgbg == Color_fg) 596 if (fgbg == Color_fg)
603 R->h->rstyle = SET_FGCOLOR(R->h->rstyle, color); 597 rstyle = SET_FGCOLOR (rstyle, color);
604 else 598 else
605 R->h->rstyle = SET_BGCOLOR(R->h->rstyle, color); 599 rstyle = SET_BGCOLOR (rstyle, color);
606} 600}
607 601
608/* ------------------------------------------------------------------------- */ 602/* ------------------------------------------------------------------------- */
609/* 603/*
610 * Change the rendition style for following text 604 * Change the rendition style for following text
611 */ 605 */
612/* EXTPROTO */
613void 606void
614rxvt_scr_rendition(pR_ int set, int style) 607rxvt_term::scr_rendition (int set, int style) NOTHROW
615{ 608{
616 if (set) 609 if (set)
617 R->h->rstyle |= style; 610 rstyle |= style;
618 else if (style == ~RS_None) 611 else if (style == ~RS_None)
619 R->h->rstyle = DEFAULT_RSTYLE; 612 rstyle = DEFAULT_RSTYLE;
620 else 613 else
621 R->h->rstyle &= ~style; 614 rstyle &= ~style;
622} 615}
623 616
624/* ------------------------------------------------------------------------- */ 617/* ------------------------------------------------------------------------- */
625/* 618/*
626 * Scroll text between <row1> and <row2> inclusive, by <count> lines 619 * Scroll text between <row1> and <row2> inclusive, by <count> lines
627 * count positive ==> scroll up 620 * count positive ==> scroll up
628 * count negative ==> scroll down 621 * count negative ==> scroll down
629 * spec == 0 for normal routines
630 */ 622 */
631/* EXTPROTO */
632int 623int
633rxvt_scroll_text(pR_ int row1, int row2, int count, int spec) 624rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
634{ 625{
635 int i, j;
636 long nscrolled;
637
638 if (count == 0 || (row1 > row2)) 626 if (count == 0 || (row1 > row2))
639 return 0; 627 return 0;
640 628
641 R->h->want_refresh = 1; 629 want_refresh = 1;
642 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (R->h->current_screen == PRIMARY) ? "Primary" : "Secondary")); 630 num_scr += count;
643 631
644 if ((count > 0) && (row1 == 0) && (R->h->current_screen == PRIMARY)) { 632 if (count > 0
645 nscrolled = (long)R->TermWin.nscrolled + (long)count;; 633 && row1 == 0
646 if (nscrolled > (long)R->TermWin.saveLines) 634 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 R->TermWin.nscrolled = R->TermWin.saveLines; 635 {
648 else 636 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;
657 637
638 // scroll everything up 'count' lines
639 term_start = (term_start + count) % total_rows;
640
641 // sever bottommost line
642 {
643 line_t &l = ROW(row2 - count);
644 l.is_longer (0);
645 l.touch ();
646 }
647
648 // erase newly scrolled-in lines
649 for (int i = count; i--; )
650 {
651 line_t &l = ROW(nrow - 1 - i);
652
653 // optimize if already cleared, can be significant on slow machines
654 // could be rolled into scr_blank_screen_mem
655 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
656 {
657 scr_blank_line (l, 0, l.l, rstyle);
658 l.l = 0;
659 l.f = 0;
660 }
661 else
662 scr_blank_screen_mem (l, rstyle);
663 }
664
665 // now copy lines below the scroll region bottom to the
666 // bottom of the screen again, so they look as if they
667 // hadn't moved.
668 for (int i = nrow; --i > row2; )
669 {
670 line_t &l1 = ROW(i - count);
671 line_t &l2 = ROW(i);
672
673 ::swap (l1, l2);
674 l2.touch ();
675 }
676
677 // move and/or clear selection, if any
658 if (R->selection.op && R->h->current_screen == R->selection.screen) { 678 if (selection.op && current_screen == selection.screen)
659 i = R->selection.beg.row + R->TermWin.saveLines; 679 {
660 j = R->selection.end.row + R->TermWin.saveLines; 680 selection.beg.row -= count;
661 if ((i < row1 && j > row1) 681 selection.end.row -= count;
662 || (i < row2 && j > row2) 682 selection.mark.row -= count;
663 || (i - count < row1 && i >= row1) 683
664 || (i - count > row2 && i <= row2) 684 if (selection.beg.row < top_row
665 || (j - count < row1 && j >= row1) 685 || selection.end.row < top_row
666 || (j - count > row2 && j <= row2)) { 686 || selection.mark.row < top_row)
687 {
667 CLEAR_ALL_SELECTION(R); 688 CLEAR_ALL_SELECTION ();
668 R->selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 689 selection.op = SELECTION_CLEAR;
669 } else if (j >= row1 && j <= row2) { 690 }
691 }
692
693 // finally move the view window, if desired
694 if (option (Opt_scrollWithBuffer)
695 && view_start != 0
696 && view_start != -saveLines)
697 scr_page (UP, count);
698
699 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
700 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
701 }
702 else
703 {
704 if (selection.op && current_screen == selection.screen)
705 {
706 if ((selection.beg.row < row1 && selection.end.row > row1)
707 || (selection.beg.row < row2 && selection.end.row > row2)
708 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
709 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
710 || (selection.end.row - count < row1 && selection.end.row >= row1)
711 || (selection.end.row - count > row2 && selection.end.row <= row2))
712 {
713 CLEAR_ALL_SELECTION ();
714 selection.op = SELECTION_CLEAR;
715 }
716 else if (selection.end.row >= row1 && selection.end.row <= row2)
717 {
670 /* move selected region too */ 718 /* move selected region too */
671 R->selection.beg.row -= count; 719 selection.beg.row -= count;
672 R->selection.end.row -= count; 720 selection.end.row -= count;
673 R->selection.mark.row -= count; 721 selection.mark.row -= count;
674 }
675 }
676 rxvt_selection_check(aR_ 0); /* _after_ R->TermWin.nscrolled update */
677 722
678 R->h->num_scr += count; 723 selection_check (0);
679 j = count; 724 }
680 if (count < 0) 725 }
681 count = -count; 726
727 // use a simple and robust scrolling algorithm, this
728 // part of scr_scroll_text is not time-critical.
729
682 i = row2 - row1 + 1; 730 int rows = row2 - row1 + 1;
683 MIN_IT(count, i);
684 731
685 if (j > 0) { 732 min_it (count, rows);
686/* A: scroll up */
687 733
688/* A1: Copy lines that will get clobbered by the rotation */ 734 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 */
702 735
703/* B1: Copy lines that will get clobbered by the rotation */ 736 for (int row = 0; row < rows; row++)
704 for (i = 0, j = row2; i < count; i++, j--) { 737 {
705 R->buf_text[i] = R->screen.text[j]; 738 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 }
717 739
718/* C: Resurrect lines */ 740 if (!IN_RANGE_EXC (row + count, 0, rows))
719 for (; i--; j++) { 741 scr_blank_screen_mem (temp_buf [row], rstyle);
720 R->screen.tlen[j] = 0; 742 }
721 R->screen.text[j] = R->buf_text[i];
722 R->screen.rend[j] = R->buf_rend[i];
723 if (!spec) /* line length may not equal TermWin.ncol */
724 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
725 (unsigned int)j, R->h->rstyle);
726 }
727 743
728#ifdef RXVT_GRAPHICS 744 for (int row = 0; row < rows; row++)
729 if (rxvt_Gr_Displayed(aR)) 745 ROW(row1 + row) = temp_buf [row];
730 rxvt_Gr_scroll(aR_ count); 746 }
731#endif 747
732 return count; 748 return count;
733} 749}
734 750
735/* ------------------------------------------------------------------------- */ 751/* ------------------------------------------------------------------------- */
736/* 752/*
737 * Add text given in <str> of length <len> to screen struct 753 * Add text given in <str> of length <len> to screen struct
738 */ 754 */
739/* EXTPROTO */
740void 755void
741rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 756rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
742{ 757{
758 if (len <= 0) /* sanity */
759 return;
760
743 unsigned char checksel, clearsel; 761 unsigned char checksel;
744 uint32_t c; 762 unicode_t c;
745 int i, row, last_col; 763 int ncol = this->ncol;
746 text_t *stp; 764 const wchar_t *strend = str + len;
747 rend_t *srp;
748 struct rxvt_hidden *h = R->h;
749 765
750 if (len <= 0) /* sanity */
751 return;
752
753 h->want_refresh = 1; 766 want_refresh = 1;
754 last_col = R->TermWin.ncol;
755
756 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
757 ZERO_SCROLLBACK(R); 767 ZERO_SCROLLBACK ();
768
758 if (nlines > 0) { 769 if (minlines > 0)
770 {
759 nlines += (R->screen.cur.row - R->screen.bscroll); 771 minlines += screen.cur.row - screen.bscroll;
760 if ((nlines > 0) 772 min_it (minlines, screen.cur.row - top_row);
773
774 if (minlines > 0
761 && (R->screen.tscroll == 0) 775 && screen.tscroll == 0
762 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 776 && screen.bscroll == nrow - 1)
777 {
763 /* _at least_ this many lines need to be scrolled */ 778 /* _at least_ this many lines need to be scrolled */
764 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, nlines, 779 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
765 0); 780 screen.cur.row -= minlines;
766 R->screen.cur.row -= nlines; 781 }
767 }
768 } 782 }
769#ifdef DEBUG_STRICT 783
770 assert(R->screen.cur.col < last_col); 784 assert (screen.cur.col < ncol);
771 assert((R->screen.cur.row < R->TermWin.nrow) 785 assert (screen.cur.row < nrow
772 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 786 && screen.cur.row >= top_row);
773#else /* drive with your eyes closed */ 787 int row = screen.cur.row;
774 MIN_IT(R->screen.cur.col, last_col - 1);
775 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
776 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
777#endif
778 row = R->screen.cur.row + R->TermWin.saveLines;
779 788
780 checksel = (R->selection.op 789 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
781 && h->current_screen == R->selection.screen) ? 1 : 0;
782 clearsel = 0;
783 790
784 stp = R->screen.text[row]; 791 line_t *line = &ROW(row);
785 srp = R->screen.rend[row];
786 792
787 for (i = 0; i < len;) { 793 while (str < strend)
788 c = str[i++]; 794 {
789 switch (c) { 795 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
790 case '\t': 796
791 rxvt_scr_tab(aR_ 1); 797 if (expect_false (c < 0x20))
792 continue; 798 if (c == C0_LF)
793 case '\n': 799 {
794 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 800 max_it (line->l, screen.cur.col);
795 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 801
796 R->screen.flags &= ~Screen_WrapNext; 802 screen.flags &= ~Screen_WrapNext;
803
797 if (R->screen.cur.row == R->screen.bscroll) 804 if (screen.cur.row == screen.bscroll)
798 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 805 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 806 else if (screen.cur.row < (nrow - 1))
800 row = (++R->screen.cur.row) + R->TermWin.saveLines; 807 row = ++screen.cur.row;
801 stp = R->screen.text[row]; /* _must_ refresh */ 808
802 srp = R->screen.rend[row]; /* _must_ refresh */ 809 line = &ROW(row); /* _must_ refresh */
803 RESET_CHSTAT(h); 810 continue;
804 continue; 811 }
805 case '\r': 812 else if (c == C0_CR)
806 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 813 {
807 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 814 max_it (line->l, screen.cur.col);
815
808 R->screen.flags &= ~Screen_WrapNext; 816 screen.flags &= ~Screen_WrapNext;
809 R->screen.cur.col = 0; 817 screen.cur.col = 0;
810 RESET_CHSTAT(h); 818 continue;
811 continue; 819 }
812 default: 820 else if (c == C0_HT)
813 if (c == 127) 821 {
814 continue; /* yummmm..... */ 822 scr_tab (1, true);
815 break; 823 continue;
816 } 824 }
817 825
826 if (expect_false (
818 if (checksel /* see if we're writing within selection */ 827 checksel /* see if we're writing within selection */
819 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 828 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
820 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 829 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
830 ))
831 {
821 checksel = 0; 832 checksel = 0;
822 clearsel = 1; 833 /*
823 } 834 * If we wrote anywhere in the selected area, kill the selection
824 if (R->screen.flags & Screen_WrapNext) { 835 * XXX: should we kill the mark too? Possibly, but maybe that
825 R->screen.tlen[row] = -1; 836 * should be a similar check.
826 if (R->screen.cur.row == R->screen.bscroll) 837 */
827 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, 1, 0); 838 CLEAR_SELECTION ();
828 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 839 }
829 row = (++R->screen.cur.row) + R->TermWin.saveLines;
830 stp = R->screen.text[row]; /* _must_ refresh */
831 srp = R->screen.rend[row]; /* _must_ refresh */
832 R->screen.cur.col = 0;
833 R->screen.flags &= ~Screen_WrapNext;
834 }
835 if (R->screen.flags & Screen_Insert)
836 rxvt_scr_insdel_chars(aR_ 1, INSERT);
837 840
841 if (expect_false (screen.flags & Screen_WrapNext))
842 {
843 scr_do_wrap ();
844
845 line->l = ncol;
846 line->is_longer (1);
847
848 row = screen.cur.row;
849 line = &ROW(row); /* _must_ refresh */
850 }
851
852 // some utf-8 decoders "decode" surrogate characters: let's fix this.
853 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
854 c = 0xfffd;
855
856 // rely on wcwidth to tell us the character width, do wcwidth before
857 // further replacements, as wcwidth might return -1 for the line
858 // drawing characters below as they might be invalid in the current
859 // locale.
860 int width = WCWIDTH (c);
861
838 if (R->h->charsets[R->screen.charset] == '0') // DEC SPECIAL 862 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
839 switch (c) 863 {
864 // vt100 special graphics and line drawing
865 // 5f-7e standard vt100
866 // 40-5e rxvt extension for extra curses acs chars
867 static uint16_t vt100_0[62] = { // 41 .. 7e
868 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
869 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
870 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
871 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
872 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
873 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
874 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
875 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
876 };
877
878 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
840 { 879 {
841 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 880 c = vt100_0[c - 0x41];
842 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 881 width = 1; // vt100 line drawing characters are always single-width
843 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
844 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
845 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
846 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
847 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
848 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
849 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
850 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
851 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
852 } 882 }
883 }
853 884
854 rend_t rend = SET_FONT (h->rstyle, R->TermWin.fontset->find_font (c)); 885 if (expect_false (screen.flags & Screen_Insert))
886 scr_insdel_chars (width, INSERT);
855 887
856 stp[R->screen.cur.col] = c; 888 if (width != 0)
857 srp[R->screen.cur.col] = rend;
858
859 if (c > 255)
860 { 889 {
861 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 890#if !UNICODE_3
862 int width = wcwidth (c); 891 // trim characters we can't store directly :(
892 if (c >= 0x10000)
893# if ENABLE_COMBINING
894 c = rxvt_composite.compose (c); // map to lower 16 bits
895# else
896 c = 0xfffd;
897# endif
898#endif
899
900 // nuke the character at this position, if required
901 if (expect_false (
902 line->t[screen.cur.col] == NOCHAR
903 || (screen.cur.col < ncol - 1
904 && line->t[screen.cur.col + 1] == NOCHAR)
905 ))
906 scr_kill_char (*line, screen.cur.col);
907
908 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
909
910 // if the character doesn't fit into the remaining columns...
911 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
863 912 {
864 if (width > 1) 913 // ... artificially enlargen the previous one
914 c = NOCHAR;
915 // and try the same character next loop iteration
916 --str;
917 }
918
919 line->touch ();
920
921 do
865 { 922 {
866 while (--width > 0 && R->screen.cur.col < last_col - 1) 923 line->t[screen.cur.col] = c;
924 line->r[screen.cur.col] = rend;
925
926 if (expect_true (screen.cur.col < ncol - 1))
927 screen.cur.col++;
928 else
867 { 929 {
868 930 line->l = ncol;
869 srp[R->screen.cur.col] |= RS_wide; 931 if (screen.flags & Screen_Autowrap)
870 932 screen.flags |= Screen_WrapNext;
871 R->screen.cur.col++; 933 break;
872 stp[R->screen.cur.col] = NOCHAR;
873 srp[R->screen.cur.col] = rend;
874 } 934 }
935
936 c = NOCHAR;
937 }
938 while (expect_false (--width > 0));
939
940 // pad with spaces when overwriting wide character with smaller one
941 if (expect_false (!width))
942 {
943 line->touch ();
944
945 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
946 {
947 line->t[c] = ' ';
948 line->r[c] = rend;
875 } 949 }
876 } 950 }
951 }
952#if ENABLE_COMBINING
953 else // width == 0
954 {
955 if (c != 0xfeff) // ignore BOM
956 {
957 // handle combining characters
958 // we just tag the accent on the previous on-screen character.
959 // this is arguably not correct, but also arguably not wrong.
960 // we don't handle double-width characters nicely yet.
961 line_t *linep;
962 text_t *tp;
963 rend_t *rp;
877 964
878 if (R->screen.cur.col < last_col - 1) 965 if (screen.cur.col > 0)
879 R->screen.cur.col++; 966 {
880 else { 967 linep = line;
881 R->screen.tlen[row] = last_col; 968 tp = line->t + screen.cur.col - 1;
882 if (R->screen.flags & Screen_Autowrap) 969 rp = line->r + screen.cur.col - 1;
883 R->screen.flags |= Screen_WrapNext; 970 }
884 } 971 else if (screen.cur.row > 0
885 } 972 && ROW(screen.cur.row - 1).is_longer ())
886 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 973 {
887 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 974 linep = &ROW(screen.cur.row - 1);
975 tp = line->t + ncol - 1;
976 rp = line->r + ncol - 1;
977 }
978 else
979 continue;
888 980
889/* 981 linep->touch ();
890 * If we wrote anywhere in the selected area, kill the selection
891 * XXX: should we kill the mark too? Possibly, but maybe that
892 * should be a similar check.
893 */
894 if (clearsel)
895 CLEAR_SELECTION(R);
896 982
897#ifdef DEBUG_STRICT 983 while (*tp == NOCHAR && tp > linep->t)
984 tp--, rp--;
985
986 // first try to find a precomposed character
987 unicode_t n = rxvt_compose (*tp, c);
988 if (n == NOCHAR)
989 n = rxvt_composite.compose (*tp, c);
990
991 *tp = n;
992 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
993 }
994 }
995#endif
996 }
997
998 max_it (line->l, screen.cur.col);
999
898 assert(R->screen.cur.row >= 0); 1000 assert (screen.cur.row >= 0);
899#else /* drive with your eyes closed */
900 MAX_IT(R->screen.cur.row, 0);
901#endif
902} 1001}
903 1002
904/* ------------------------------------------------------------------------- */ 1003/* ------------------------------------------------------------------------- */
905/* 1004/*
906 * Process Backspace. Move back the cursor back a position, wrap if have to 1005 * Process Backspace. Move back the cursor back a position, wrap if have to
907 * XTERM_SEQ: CTRL-H 1006 * XTERM_SEQ: CTRL-H
908 */ 1007 */
909/* EXTPROTO */
910void 1008void
911rxvt_scr_backspace(pR) 1009rxvt_term::scr_backspace () NOTHROW
912{ 1010{
913 RESET_CHSTAT(R->h);
914 R->h->want_refresh = 1;
915 if (R->screen.cur.col == 0) { 1011 if (screen.cur.col == 0)
1012 {
916 if (R->screen.cur.row > 0) { 1013 if (screen.cur.row > 0)
1014 {
917#ifdef TERMCAP_HAS_BW 1015#ifdef TERMCAP_HAS_BW
918 R->screen.cur.col = R->TermWin.ncol - 1; 1016 screen.cur.col = ncol - 1;
919 R->screen.cur.row--; 1017 --screen.cur.row;
920 return; 1018
1019 want_refresh = 1;
921#endif 1020#endif
922 } 1021 }
923 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1022 }
1023 else
924 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1024 scr_gotorc (0, -1, RELATIVE);
925 R->screen.flags &= ~Screen_WrapNext;
926} 1025}
927 1026
928/* ------------------------------------------------------------------------- */ 1027/* ------------------------------------------------------------------------- */
929/* 1028/*
930 * Process Horizontal Tab 1029 * Process Horizontal Tab
931 * count: +ve = forward; -ve = backwards 1030 * count: +ve = forward; -ve = backwards
932 * XTERM_SEQ: CTRL-I 1031 * XTERM_SEQ: CTRL-I
933 */ 1032 */
934/* EXTPROTO */
935void 1033void
936rxvt_scr_tab(pR_ int count) 1034rxvt_term::scr_tab (int count, bool ht) NOTHROW
937{ 1035{
938 int i, x; 1036 int i, x;
939 1037
940 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
941 R->h->want_refresh = 1; 1038 want_refresh = 1;
942 RESET_CHSTAT(R->h);
943 i = x = R->screen.cur.col; 1039 i = x = screen.cur.col;
1040
944 if (count == 0) 1041 if (count == 0)
945 return; 1042 return;
946 else if (count > 0) { 1043 else if (count > 0)
947 for (; ++i < R->TermWin.ncol; ) 1044 {
1045 line_t &l = ROW(screen.cur.row);
1046 rend_t base_rend = l.r[i];
1047 ht &= l.t[i] == ' ';
1048
1049 for (; ++i < ncol; )
948 if (R->tabs[i]) { 1050 if (tabs[i])
949 x = i; 1051 {
950 if (!--count) 1052 x = i;
951 break; 1053
1054 if (!--count)
1055 break;
1056 }
1057 else
1058 ht &= l.t[i] == ' '
1059 && RS_SAME (l.r[i], base_rend);
1060
1061 if (count)
1062 x = ncol - 1;
1063
1064 // store horizontal tab commands as characters inside the text
1065 // buffer so they can be selected and pasted.
1066 if (ht && option (Opt_pastableTabs))
1067 {
1068 base_rend = SET_FONT (base_rend, 0);
1069
1070 l.touch (x);
1071
1072 i = screen.cur.col;
1073
1074 l.t[i] = '\t';
1075 l.r[i] = base_rend;
1076
1077 while (++i < x)
1078 {
1079 l.t[i] = NOCHAR;
1080 l.r[i] = base_rend;
1081 }
1082 }
952 } 1083 }
953 if (count)
954 x = R->TermWin.ncol - 1;
955 } else /* if (count < 0) */ { 1084 else /* if (count < 0) */
1085 {
956 for (; --i >= 0; ) 1086 for (; --i >= 0; )
957 if (R->tabs[i]) { 1087 if (tabs[i])
958 x = i; 1088 {
959 if (!++count) 1089 x = i;
960 break; 1090 if (!++count)
1091 break;
1092 }
1093
1094 if (count)
1095 x = 0;
961 } 1096 }
962 if (count) 1097
963 x = 0;
964 }
965 if (x != R->screen.cur.col) 1098 if (x != screen.cur.col)
966 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1099 scr_gotorc (0, x, R_RELATIVE);
967} 1100}
968 1101
969/* ------------------------------------------------------------------------- */ 1102/* ------------------------------------------------------------------------- */
970/* 1103/*
971 * Process DEC Back Index 1104 * Process DEC Back Index
972 * XTERM_SEQ: ESC 6 1105 * XTERM_SEQ: ESC 6
973 * Move cursor left in row. If we're at the left boundary, shift everything 1106 * Move cursor left in row. If we're at the left boundary, shift everything
974 * in that row right. Clear left column. 1107 * in that row right. Clear left column.
975 */ 1108 */
976#ifndef NO_FRILLS 1109#if !ENABLE_MINIMAL
977/* EXTPROTO */
978void 1110void
979rxvt_scr_backindex(pR) 1111rxvt_term::scr_backindex () NOTHROW
980{ 1112{
981 if (R->screen.cur.col > 0) 1113 if (screen.cur.col > 0)
982 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1114 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
983 else { 1115 else
984 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
985 return; /* um, yeah? */
986 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1116 scr_insdel_chars (1, INSERT);
987 }
988} 1117}
989#endif 1118#endif
990/* ------------------------------------------------------------------------- */ 1119/* ------------------------------------------------------------------------- */
991/* 1120/*
992 * Process DEC Forward Index 1121 * Process DEC Forward Index
993 * XTERM_SEQ: ESC 9 1122 * XTERM_SEQ: ESC 9
994 * Move cursor right in row. If we're at the right boundary, shift everything 1123 * Move cursor right in row. If we're at the right boundary, shift everything
995 * in that row left. Clear right column. 1124 * in that row left. Clear right column.
996 */ 1125 */
997#ifndef NO_FRILLS 1126#if !ENABLE_MINIMAL
998/* EXTPROTO */
999void 1127void
1000rxvt_scr_forwardindex(pR) 1128rxvt_term::scr_forwardindex () NOTHROW
1001{ 1129{
1002 int row;
1003
1004 if (R->screen.cur.col < R->TermWin.ncol - 1) 1130 if (screen.cur.col < ncol - 1)
1005 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1131 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1006 else { 1132 else
1007 row = R->screen.cur.row + R->TermWin.saveLines; 1133 {
1008 if (R->screen.tlen[row] == 0) 1134 line_t &l = ROW(screen.cur.row);
1009 return; /* um, yeah? */ 1135
1010 else if (R->screen.tlen[row] == -1) 1136 l.touch ();
1011 R->screen.tlen[row] = R->TermWin.ncol; 1137 l.is_longer (0);
1138
1012 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1139 scr_gotorc (0, 0, R_RELATIVE);
1013 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1140 scr_insdel_chars (1, DELETE);
1014 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1141 scr_gotorc (0, ncol - 1, R_RELATIVE);
1015 } 1142 }
1016} 1143}
1017#endif 1144#endif
1018 1145
1019/* ------------------------------------------------------------------------- */ 1146/* ------------------------------------------------------------------------- */
1020/* 1147/*
1021 * Goto Row/Column 1148 * Goto Row/Column
1022 */ 1149 */
1023/* EXTPROTO */
1024void 1150void
1025rxvt_scr_gotorc(pR_ int row, int col, int relative) 1151rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1026{ 1152{
1027 R->h->want_refresh = 1; 1153 want_refresh = 1;
1028 ZERO_SCROLLBACK(R); 1154 ZERO_SCROLLBACK ();
1029 RESET_CHSTAT(R->h);
1030#ifdef RXVT_GRAPHICS
1031 if (rxvt_Gr_Displayed(aR))
1032 rxvt_Gr_scroll(aR_ 0);
1033#endif
1034 1155
1035 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1036
1037 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1156 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1038 : col); 1157 clamp_it (screen.cur.col, 0, ncol - 1);
1039 MAX_IT(R->screen.cur.col, 0);
1040 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1041 1158
1042 R->screen.flags &= ~Screen_WrapNext; 1159 screen.flags &= ~Screen_WrapNext;
1160
1043 if (relative & R_RELATIVE) { 1161 if (relative & R_RELATIVE)
1044 if (row > 0) { 1162 {
1163 if (row > 0)
1164 {
1045 if (R->screen.cur.row <= R->screen.bscroll 1165 if (screen.cur.row <= screen.bscroll
1046 && (R->screen.cur.row + row) > R->screen.bscroll) 1166 && (screen.cur.row + row) > screen.bscroll)
1047 R->screen.cur.row = R->screen.bscroll; 1167 screen.cur.row = screen.bscroll;
1048 else 1168 else
1049 R->screen.cur.row += row; 1169 screen.cur.row += row;
1170 }
1050 } else if (row < 0) { 1171 else if (row < 0)
1172 {
1051 if (R->screen.cur.row >= R->screen.tscroll 1173 if (screen.cur.row >= screen.tscroll
1052 && (R->screen.cur.row + row) < R->screen.tscroll) 1174 && (screen.cur.row + row) < screen.tscroll)
1053 R->screen.cur.row = R->screen.tscroll; 1175 screen.cur.row = screen.tscroll;
1176 else
1177 screen.cur.row += row;
1178 }
1179 }
1180 else
1181 {
1182 if (screen.flags & Screen_Relative)
1183 {
1184 /* relative origin mode */
1185 screen.cur.row = row + screen.tscroll;
1186 min_it (screen.cur.row, screen.bscroll);
1187 }
1054 else 1188 else
1055 R->screen.cur.row += row; 1189 screen.cur.row = row;
1056 }
1057 } else {
1058 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1059 R->screen.cur.row = row + R->screen.tscroll;
1060 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1061 } else
1062 R->screen.cur.row = row;
1063 } 1190 }
1064 MAX_IT(R->screen.cur.row, 0);
1065 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
1066}
1067 1191
1192 clamp_it (screen.cur.row, 0, nrow - 1);
1193}
1194
1068/* ------------------------------------------------------------------------- */ 1195/* ------------------------------------------------------------------------- */
1069/* 1196/*
1070 * direction should be UP or DN 1197 * direction should be UP or DN
1071 */ 1198 */
1072/* EXTPROTO */
1073void 1199void
1074rxvt_scr_index(pR_ enum page_dirn direction) 1200rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1075{ 1201{
1076 int dirn; 1202 int dirn;
1077 1203
1078 R->h->want_refresh = 1; 1204 want_refresh = 1;
1205 ZERO_SCROLLBACK ();
1206
1079 dirn = ((direction == UP) ? 1 : -1); 1207 dirn = ((direction == UP) ? 1 : -1);
1080 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1081 1208
1082 ZERO_SCROLLBACK(R);
1083 RESET_CHSTAT(R->h);
1084
1085#ifdef RXVT_GRAPHICS
1086 if (rxvt_Gr_Displayed(aR))
1087 rxvt_Gr_scroll(aR_ 0);
1088#endif
1089
1090 R->screen.flags &= ~Screen_WrapNext; 1209 screen.flags &= ~Screen_WrapNext;
1210
1091 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1211 if ((screen.cur.row == screen.bscroll && direction == UP)
1092 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1212 || (screen.cur.row == screen.tscroll && direction == DN))
1093 rxvt_scroll_text(aR_ R->screen.tscroll, R->screen.bscroll, dirn, 0); 1213 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1094 else 1214 else
1095 R->screen.cur.row += dirn; 1215 screen.cur.row += dirn;
1096 MAX_IT(R->screen.cur.row, 0); 1216
1097 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1217 clamp_it (screen.cur.row, 0, nrow - 1);
1098 rxvt_selection_check(aR_ 0); 1218 selection_check (0);
1099} 1219}
1100 1220
1101/* ------------------------------------------------------------------------- */ 1221/* ------------------------------------------------------------------------- */
1102/* 1222/*
1103 * Erase part or whole of a line 1223 * Erase part or whole of a line
1104 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1224 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1105 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1225 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1106 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1226 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1227 * extension: clear to right unless wrapped: ESC [ 3 K
1107 */ 1228 */
1108/* EXTPROTO */
1109void 1229void
1110rxvt_scr_erase_line(pR_ int mode) 1230rxvt_term::scr_erase_line (int mode) NOTHROW
1111{ 1231{
1112 unsigned int row, col, num; 1232 unsigned int col, num;
1113 1233
1114 R->h->want_refresh = 1; 1234 want_refresh = 1;
1115 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1116 ZERO_SCROLLBACK(R); 1235 ZERO_SCROLLBACK ();
1117 RESET_CHSTAT(R->h);
1118 1236
1119#ifdef RXVT_GRAPHICS
1120 if (rxvt_Gr_Displayed(aR))
1121 rxvt_Gr_scroll(aR_ 0);
1122#endif
1123
1124 rxvt_selection_check(aR_ 1); 1237 selection_check (1);
1125 1238
1126 R->screen.flags &= ~Screen_WrapNext; 1239 line_t &line = ROW(screen.cur.row);
1127 1240
1128 row = R->TermWin.saveLines + R->screen.cur.row; 1241 line.touch ();
1242 line.is_longer (0);
1243
1129 switch (mode) { 1244 switch (mode)
1130 case 0: /* erase to end of line */ 1245 {
1246 case 3:
1247 if (screen.flags & Screen_WrapNext)
1248 return;
1249
1250 /* fall through */
1251
1252 case 0: /* erase to end of line */
1131 col = R->screen.cur.col; 1253 col = screen.cur.col;
1132 num = R->TermWin.ncol - col; 1254 num = ncol - col;
1133 MIN_IT(R->screen.tlen[row], (int16_t)col); 1255 min_it (line.l, col);
1256
1134 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1257 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1135 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1258 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1136 CLEAR_SELECTION(R); 1259 CLEAR_SELECTION ();
1137 break; 1260 break;
1261
1138 case 1: /* erase to beginning of line */ 1262 case 1: /* erase to beginning of line */
1139 col = 0; 1263 col = 0;
1140 num = R->screen.cur.col + 1; 1264 num = screen.cur.col + 1;
1265
1141 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1266 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1142 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1267 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1143 CLEAR_SELECTION(R); 1268 CLEAR_SELECTION ();
1144 break; 1269 break;
1145 case 2: /* erase whole line */ 1270
1146 col = 0; 1271 case 2: /* erase whole line */
1147 num = R->TermWin.ncol; 1272 col = 0;
1148 R->screen.tlen[row] = 0; 1273 num = ncol;
1274 line.l = 0;
1149 if (R->selection.beg.row <= R->screen.cur.row 1275 if (selection.beg.row <= screen.cur.row
1150 && R->selection.end.row >= R->screen.cur.row) 1276 && selection.end.row >= screen.cur.row)
1151 CLEAR_SELECTION(R); 1277 CLEAR_SELECTION ();
1152 break; 1278 break;
1153 default: 1279 default:
1154 return; 1280 return;
1155 } 1281 }
1156 if (R->screen.text[row]) 1282
1157 rxvt_blank_line(aR_ 1283 scr_blank_line (line, col, num, rstyle);
1158 &(R->screen.text[row][col]),
1159 &(R->screen.rend[row][col]), num, R->h->rstyle);
1160 else
1161 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend, row,
1162 R->h->rstyle);
1163} 1284}
1164 1285
1165/* ------------------------------------------------------------------------- */ 1286/* ------------------------------------------------------------------------- */
1166/* 1287/*
1167 * Erase part of whole of the screen 1288 * Erase part of whole of the screen
1168 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1289 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1169 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1290 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1170 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1291 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1171 */ 1292 */
1172/* EXTPROTO */
1173void 1293void
1174rxvt_scr_erase_screen(pR_ int mode) 1294rxvt_term::scr_erase_screen (int mode) NOTHROW
1175{ 1295{
1176 int num; 1296 int num;
1177 int32_t row, row_offset; 1297 int32_t row;
1178 rend_t ren; 1298 rend_t ren;
1179 XGCValues gcvalue; 1299 XGCValues gcvalue;
1180 1300
1181 R->h->want_refresh = 1; 1301 want_refresh = 1;
1182 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, R->screen.cur.row));
1183 ZERO_SCROLLBACK(R); 1302 ZERO_SCROLLBACK ();
1184 RESET_CHSTAT(R->h);
1185 row_offset = (int32_t)R->TermWin.saveLines;
1186 1303
1187 switch (mode) { 1304 switch (mode)
1305 {
1188 case 0: /* erase to end of screen */ 1306 case 0: /* erase to end of screen */
1189 rxvt_selection_check(aR_ 1); 1307 selection_check (1);
1190 rxvt_scr_erase_line(aR_ 0); 1308 scr_erase_line (0);
1191 row = R->screen.cur.row + 1; /* possible OOB */ 1309 row = screen.cur.row + 1; /* possible OOB */
1192 num = R->TermWin.nrow - row; 1310 num = nrow - row;
1193 break; 1311 break;
1194 case 1: /* erase to beginning of screen */ 1312 case 1: /* erase to beginning of screen */
1195 rxvt_selection_check(aR_ 3); 1313 selection_check (3);
1196 rxvt_scr_erase_line(aR_ 1); 1314 scr_erase_line (1);
1197 row = 0; 1315 row = 0;
1198 num = R->screen.cur.row; 1316 num = screen.cur.row;
1199 break; 1317 break;
1200 case 2: /* erase whole screen */ 1318 case 2: /* erase whole screen */
1201 rxvt_selection_check(aR_ 3); 1319 selection_check (3);
1202#ifdef RXVT_GRAPHICS 1320 row = 0;
1203 rxvt_Gr_ClearScreen(aR); 1321 num = nrow;
1204#endif 1322 break;
1205 row = 0;
1206 num = R->TermWin.nrow;
1207 break;
1208 default: 1323 default:
1209 return; 1324 return;
1210 } 1325 }
1211 R->h->refresh_type |= REFRESH_BOUNDS; 1326
1212 if (R->selection.op && R->h->current_screen == R->selection.screen 1327 if (selection.op && current_screen == selection.screen
1213 && ((R->selection.beg.row >= row && R->selection.beg.row <= row + num) 1328 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1214 || (R->selection.end.row >= row 1329 || (selection.end.row >= row
1215 && R->selection.end.row <= row + num))) 1330 && selection.end.row <= row + num)))
1216 CLEAR_SELECTION(R); 1331 CLEAR_SELECTION ();
1332
1217 if (row >= R->TermWin.nrow) /* Out Of Bounds */ 1333 if (row >= nrow) /* Out Of Bounds */
1218 return; 1334 return;
1219 MIN_IT(num, (R->TermWin.nrow - row)); 1335
1336 min_it (num, nrow - row);
1337
1338 // TODO: the code below does not work when view_start != 0
1339 // the workaround is to disable the clear and use a normal refresh
1340 // when view_start != 0. mysterious.
1220 if (R->h->rstyle & (RS_RVid | RS_Uline)) 1341 if (rstyle & (RS_RVid | RS_Uline))
1221 ren = (rend_t) ~RS_None; 1342 ren = (rend_t) ~RS_None;
1222 else if (GET_BASEBG(R->h->rstyle) == Color_bg) { 1343 else if (GET_BASEBG (rstyle) == Color_bg)
1344 {
1223 ren = DEFAULT_RSTYLE; 1345 ren = DEFAULT_RSTYLE;
1224 CLEAR_ROWS(row, num); 1346
1225 } else { 1347 if (mapped && !view_start)
1348 XClearArea (dpy, vt, 0,
1349 Row2Pixel (row - view_start), (unsigned int)width,
1350 (unsigned int)Height2Pixel (num), False);
1351 }
1352 else
1353 {
1226 ren = (R->h->rstyle & (RS_fgMask | RS_bgMask)); 1354 ren = rstyle & (RS_fgMask | RS_bgMask);
1227 gcvalue.foreground = R->PixColors[GET_BGCOLOR(R->h->rstyle)]; 1355
1228 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1356 if (mapped && !view_start)
1229 ERASE_ROWS(row, num); 1357 {
1358 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1359 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1360 XFillRectangle (dpy, vt, gc,
1361 0, Row2Pixel (row - view_start),
1362 (unsigned int)width,
1363 (unsigned int)Height2Pixel (num));
1230 gcvalue.foreground = R->PixColors[Color_fg]; 1364 gcvalue.foreground = pix_colors[Color_fg];
1231 XChangeGC(R->Xdisplay, R->TermWin.gc, GCForeground, &gcvalue); 1365 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1366 }
1232 } 1367 }
1368
1233 for (; num--; row++) { 1369 for (; num--; row++)
1234 rxvt_blank_screen_mem(aR_ R->screen.text, R->screen.rend,
1235 (unsigned int)(row + row_offset), R->h->rstyle);
1236 R->screen.tlen[row + row_offset] = 0;
1237 rxvt_blank_line(aR_
1238 R->drawn_text[row], R->drawn_rend[row],
1239 (unsigned int)R->TermWin.ncol, ren);
1240 } 1370 {
1371 scr_blank_screen_mem (ROW(row), rstyle);
1372
1373 if (!view_start)
1374 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1375 }
1241} 1376}
1377
1378#if !ENABLE_MINIMAL
1379void
1380rxvt_term::scr_erase_savelines () NOTHROW
1381{
1382 want_refresh = 1;
1383 ZERO_SCROLLBACK ();
1384
1385 top_row = 0;
1386}
1387#endif
1242 1388
1243/* ------------------------------------------------------------------------- */ 1389/* ------------------------------------------------------------------------- */
1244/* 1390/*
1245 * Fill the screen with `E's 1391 * Fill the screen with `E's
1246 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1392 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1247 */ 1393 */
1248/* EXTPROTO */
1249void 1394void
1250rxvt_scr_E(pR) 1395rxvt_term::scr_E () NOTHROW
1251{ 1396{
1252 int i, j, k; 1397 rend_t fs;
1253 rend_t *r1, fs;
1254 1398
1255 R->h->want_refresh = 1; 1399 want_refresh = 1;
1256 R->h->num_scr_allow = 0;
1257 ZERO_SCROLLBACK(R); 1400 ZERO_SCROLLBACK ();
1258 RESET_CHSTAT(R->h); 1401
1402 num_scr_allow = 0;
1259 rxvt_selection_check(aR_ 3); 1403 selection_check (3);
1260 1404
1261 fs = SET_FONT (R->h->rstyle, R->TermWin.fontset->find_font ('E')); 1405 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1262 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1406 for (int row = nrow; row--; )
1263 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1407 {
1264 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1408 line_t &line = ROW(row);
1265 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1409
1410 fill_text (line.t, 'E', ncol);
1411 rend_t *r1 = line.r;
1412
1413 for (int j = ncol; j--; )
1266 *r1++ = fs; 1414 *r1++ = fs;
1415
1416 line.is_longer (0);
1417 line.touch (ncol);
1267 } 1418 }
1268} 1419}
1269 1420
1270/* ------------------------------------------------------------------------- */ 1421/* ------------------------------------------------------------------------- */
1271/* 1422/*
1272 * Insert/Delete <count> lines 1423 * Insert/Delete <count> lines
1273 */ 1424 */
1274/* EXTPROTO */
1275void 1425void
1276rxvt_scr_insdel_lines(pR_ int count, int insdel) 1426rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1277{ 1427{
1278 int end; 1428 int end;
1279 1429
1280 ZERO_SCROLLBACK(R); 1430 ZERO_SCROLLBACK ();
1281 RESET_CHSTAT(R->h);
1282 1431
1283#ifdef RXVT_GRAPHICS
1284 if (rxvt_Gr_Displayed(aR))
1285 rxvt_Gr_scroll(aR_ 0);
1286#endif
1287
1288 rxvt_selection_check(aR_ 1); 1432 selection_check (1);
1289 1433
1290 if (R->screen.cur.row > R->screen.bscroll) 1434 if (screen.cur.row > screen.bscroll)
1291 return;
1292
1293 end = R->screen.bscroll - R->screen.cur.row + 1;
1294 if (count > end) {
1295 if (insdel == DELETE)
1296 return; 1435 return;
1436
1437 end = screen.bscroll - screen.cur.row + 1;
1438 if (count > end)
1439 {
1440 if (insdel == DELETE)
1441 return;
1297 else if (insdel == INSERT) 1442 else if (insdel == INSERT)
1298 count = end; 1443 count = end;
1299 } 1444 }
1300 R->screen.flags &= ~Screen_WrapNext;
1301 1445
1446 scr_do_wrap ();
1447
1302 rxvt_scroll_text(aR_ R->screen.cur.row, R->screen.bscroll, insdel * count, 1448 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1303 0);
1304} 1449}
1305 1450
1306/* ------------------------------------------------------------------------- */ 1451/* ------------------------------------------------------------------------- */
1307/* 1452/*
1308 * Insert/Delete <count> characters from the current position 1453 * Insert/Delete <count> characters from the current position
1309 */ 1454 */
1310/* EXTPROTO */
1311void 1455void
1312rxvt_scr_insdel_chars(pR_ int count, int insdel) 1456rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1313{ 1457{
1314 int col, row;
1315 rend_t tr;
1316 text_t *stp;
1317 rend_t *srp;
1318 int16_t *slp;
1319
1320 R->h->want_refresh = 1; 1458 want_refresh = 1;
1321 ZERO_SCROLLBACK(R); 1459 ZERO_SCROLLBACK ();
1322#if 0
1323 RESET_CHSTAT(R->h);
1324#endif
1325 1460
1326#ifdef RXVT_GRAPHICS
1327 if (rxvt_Gr_Displayed(aR))
1328 rxvt_Gr_scroll(aR_ 0);
1329#endif
1330
1331 if (count <= 0) 1461 if (count <= 0)
1332 return; 1462 return;
1333 1463
1464 scr_do_wrap ();
1465
1334 rxvt_selection_check(aR_ 1); 1466 selection_check (1);
1335 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1467 min_it (count, ncol - screen.cur.col);
1336 1468
1337 row = R->screen.cur.row + R->TermWin.saveLines; 1469 int row = screen.cur.row;
1338 R->screen.flags &= ~Screen_WrapNext;
1339 1470
1340 stp = R->screen.text[row]; 1471 line_t *line = &ROW(row);
1341 srp = R->screen.rend[row]; 1472
1342 slp = &(R->screen.tlen[row]); 1473 line->touch ();
1474 line->is_longer (0);
1475
1476 // nuke wide spanning the start
1477 if (line->t[screen.cur.col] == NOCHAR)
1478 scr_kill_char (*line, screen.cur.col);
1479
1343 switch (insdel) { 1480 switch (insdel)
1481 {
1344 case INSERT: 1482 case INSERT:
1345 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1483 line->l = min (line->l + count, ncol);
1346 col--) { 1484
1347 stp[col] = stp[col - count]; 1485 if (line->t[screen.cur.col] == NOCHAR)
1348 srp[col] = srp[col - count]; 1486 scr_kill_char (*line, screen.cur.col);
1349 } 1487
1350 if (*slp != -1) { 1488 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 *slp += count; 1489 {
1352 MIN_IT(*slp, R->TermWin.ncol); 1490 line->t[col] = line->t[col - count];
1353 } 1491 line->r[col] = line->r[col - count];
1492 }
1493
1354 if (R->selection.op && R->h->current_screen == R->selection.screen 1494 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1495 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1496 {
1356 if (R->selection.end.row != R->screen.cur.row 1497 if (selection.end.row != screen.cur.row
1357 || (R->selection.end.col + count >= R->TermWin.ncol)) 1498 || (selection.end.col + count >= ncol))
1358 CLEAR_SELECTION(R); 1499 CLEAR_SELECTION ();
1359 else { /* shift selection */ 1500 else
1360 R->selection.beg.col += count; 1501 {
1502 /* shift selection */
1503 selection.beg.col += count;
1361 R->selection.mark.col += count; /* XXX: yes? */ 1504 selection.mark.col += count; /* XXX: yes? */
1362 R->selection.end.col += count; 1505 selection.end.col += count;
1363 } 1506 }
1364 } 1507 }
1365 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1508
1366 (unsigned int)count, R->h->rstyle); 1509 scr_blank_line (*line, screen.cur.col, count, rstyle);
1367 break; 1510 break;
1511
1368 case ERASE: 1512 case ERASE:
1369 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1513 screen.cur.col += count; /* don't worry if > ncol */
1370 rxvt_selection_check(aR_ 1); 1514 selection_check (1);
1371 R->screen.cur.col -= count; 1515 screen.cur.col -= count;
1372 rxvt_blank_line(aR_ &(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1516
1373 (unsigned int)count, R->h->rstyle); 1517 // nuke wide char after the end
1374 break; 1518 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1519 scr_kill_char (*line, screen.cur.col + count);
1520
1521 scr_blank_line (*line, screen.cur.col, count, rstyle);
1522 break;
1523
1375 case DELETE: 1524 case DELETE:
1376 tr = srp[R->TermWin.ncol - 1] 1525 line->l = max (line->l - count, 0);
1377 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1526
1527 // nuke wide char spanning the end
1528 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1529 scr_kill_char (*line, screen.cur.col + count);
1530
1378 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1531 for (int col = screen.cur.col; (col + count) < ncol; col++)
1379 stp[col] = stp[col + count]; 1532 {
1380 srp[col] = srp[col + count]; 1533 line->t[col] = line->t[col + count];
1381 } 1534 line->r[col] = line->r[col + count];
1382 rxvt_blank_line(aR_ 1535 }
1383 &(stp[R->TermWin.ncol - count]), 1536
1384 &(srp[R->TermWin.ncol - count]), 1537 scr_blank_line (*line, ncol - count, count, rstyle);
1385 (unsigned int)count, tr); 1538
1386 if (*slp == -1) /* break line continuation */
1387 *slp = R->TermWin.ncol;
1388 *slp -= count;
1389 MAX_IT(*slp, 0);
1390 if (R->selection.op && R->h->current_screen == R->selection.screen 1539 if (selection.op && current_screen == selection.screen
1391 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1540 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1541 {
1392 if (R->selection.end.row != R->screen.cur.row 1542 if (selection.end.row != screen.cur.row
1393 || (R->screen.cur.col >= R->selection.beg.col - count) 1543 || (screen.cur.col >= selection.beg.col - count)
1394 || R->selection.end.col >= R->TermWin.ncol) 1544 || selection.end.col >= ncol)
1395 CLEAR_SELECTION(R); 1545 CLEAR_SELECTION ();
1396 else { 1546 else
1397 /* shift selection */ 1547 {
1398 R->selection.beg.col -= count; 1548 /* shift selection */
1549 selection.beg.col -= count;
1399 R->selection.mark.col -= count; /* XXX: yes? */ 1550 selection.mark.col -= count; /* XXX: yes? */
1400 R->selection.end.col -= count; 1551 selection.end.col -= count;
1401 } 1552 }
1402 } 1553 }
1403 break; 1554
1555 break;
1404 } 1556 }
1405} 1557}
1406 1558
1407/* ------------------------------------------------------------------------- */ 1559/* ------------------------------------------------------------------------- */
1408/* 1560/*
1409 * Set the scrolling region 1561 * Set the scrolling region
1410 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1562 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1411 */ 1563 */
1412/* EXTPROTO */
1413void 1564void
1414rxvt_scr_scroll_region(pR_ int top, int bot) 1565rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1415{ 1566{
1416 MAX_IT(top, 0); 1567 max_it (top, 0);
1417 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1568 min_it (bot, nrow - 1);
1569
1418 if (top > bot) 1570 if (top > bot)
1419 return; 1571 return;
1572
1420 R->screen.tscroll = top; 1573 screen.tscroll = top;
1421 R->screen.bscroll = bot; 1574 screen.bscroll = bot;
1422 rxvt_scr_gotorc(aR_ 0, 0, 0); 1575 scr_gotorc (0, 0, 0);
1423} 1576}
1424 1577
1425/* ------------------------------------------------------------------------- */ 1578/* ------------------------------------------------------------------------- */
1426/* 1579/*
1427 * Make the cursor visible/invisible 1580 * Make the cursor visible/invisible
1428 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1581 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1429 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1582 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1430 */ 1583 */
1431/* EXTPROTO */
1432void 1584void
1433rxvt_scr_cursor_visible(pR_ int mode) 1585rxvt_term::scr_cursor_visible (int mode) NOTHROW
1434{ 1586{
1435 R->h->want_refresh = 1; 1587 want_refresh = 1;
1588
1436 if (mode) 1589 if (mode)
1437 R->screen.flags |= Screen_VisibleCursor; 1590 screen.flags |= Screen_VisibleCursor;
1438 else 1591 else
1439 R->screen.flags &= ~Screen_VisibleCursor; 1592 screen.flags &= ~Screen_VisibleCursor;
1440} 1593}
1441 1594
1442/* ------------------------------------------------------------------------- */ 1595/* ------------------------------------------------------------------------- */
1443/* 1596/*
1444 * Set/unset automatic wrapping 1597 * Set/unset automatic wrapping
1445 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1598 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1446 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1599 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1447 */ 1600 */
1448/* EXTPROTO */
1449void 1601void
1450rxvt_scr_autowrap(pR_ int mode) 1602rxvt_term::scr_autowrap (int mode) NOTHROW
1451{ 1603{
1452 if (mode) 1604 if (mode)
1453 R->screen.flags |= Screen_Autowrap; 1605 screen.flags |= Screen_Autowrap;
1454 else 1606 else
1455 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1607 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1456} 1608}
1457 1609
1458/* ------------------------------------------------------------------------- */ 1610/* ------------------------------------------------------------------------- */
1459/* 1611/*
1460 * Set/unset margin origin mode 1612 * Set/unset margin origin mode
… …
1463 * Relative mode: line numbers are relative to top margin of scrolling region 1615 * Relative mode: line numbers are relative to top margin of scrolling region
1464 * and the cursor cannot be moved outside. 1616 * and the cursor cannot be moved outside.
1465 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1617 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1466 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1618 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1467 */ 1619 */
1468/* EXTPROTO */
1469void 1620void
1470rxvt_scr_relative_origin(pR_ int mode) 1621rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1622{
1472 if (mode) 1623 if (mode)
1473 R->screen.flags |= Screen_Relative; 1624 screen.flags |= Screen_Relative;
1474 else 1625 else
1475 R->screen.flags &= ~Screen_Relative; 1626 screen.flags &= ~Screen_Relative;
1627
1476 rxvt_scr_gotorc(aR_ 0, 0, 0); 1628 scr_gotorc (0, 0, 0);
1477} 1629}
1478 1630
1479/* ------------------------------------------------------------------------- */ 1631/* ------------------------------------------------------------------------- */
1480/* 1632/*
1481 * Set insert/replace mode 1633 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1634 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1635 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1636 */
1485/* EXTPROTO */
1486void 1637void
1487rxvt_scr_insert_mode(pR_ int mode) 1638rxvt_term::scr_insert_mode (int mode) NOTHROW
1488{ 1639{
1489 if (mode) 1640 if (mode)
1490 R->screen.flags |= Screen_Insert; 1641 screen.flags |= Screen_Insert;
1491 else 1642 else
1492 R->screen.flags &= ~Screen_Insert; 1643 screen.flags &= ~Screen_Insert;
1493} 1644}
1494 1645
1495/* ------------------------------------------------------------------------- */ 1646/* ------------------------------------------------------------------------- */
1496/* 1647/*
1497 * Set/Unset tabs 1648 * Set/Unset tabs
1498 * XTERM_SEQ: Set tab at current column : ESC H 1649 * XTERM_SEQ: Set tab at current column : ESC H
1499 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1650 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1500 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1651 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1501 */ 1652 */
1502/* EXTPROTO */
1503void 1653void
1504rxvt_scr_set_tab(pR_ int mode) 1654rxvt_term::scr_set_tab (int mode) NOTHROW
1505{ 1655{
1506 if (mode < 0) 1656 if (mode < 0)
1507 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1657 memset (tabs, 0, ncol);
1508 else if (R->screen.cur.col < R->TermWin.ncol) 1658 else if (screen.cur.col < ncol)
1509 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1659 tabs [screen.cur.col] = !!mode;
1510} 1660}
1511 1661
1512/* ------------------------------------------------------------------------- */ 1662/* ------------------------------------------------------------------------- */
1513/* 1663/*
1514 * Set reverse/normal video 1664 * Set reverse/normal video
1515 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1665 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1516 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1666 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1517 */ 1667 */
1518/* EXTPROTO */
1519void 1668void
1520rxvt_scr_rvideo_mode(pR_ int mode) 1669rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1521{ 1670{
1671 rvideo_mode = on;
1672
1673#ifndef NO_BELL
1674 on ^= rvideo_bell;
1675#endif
1676
1677 if (rvideo_state != on)
1678 {
1679 rvideo_state = on;
1680
1681 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1682#ifdef HAVE_BG_PIXMAP
1683 if (bgPixmap.pixmap == None)
1684#endif
1685 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1686
1522 XGCValues gcvalue; 1687 XGCValues gcvalue;
1523
1524 if (R->h->rvideo != mode) {
1525 R->h->rvideo = mode;
1526 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1527#if defined(XPM_BACKGROUND)
1528 if (R->h->bgPixmap.pixmap == None)
1529#endif
1530#if defined(TRANSPARENT)
1531 if (!(R->Options & Opt_transparent) || R->h->am_transparent == 0)
1532#endif
1533 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1534 R->PixColors[Color_bg]);
1535
1536 gcvalue.foreground = R->PixColors[Color_fg]; 1688 gcvalue.foreground = pix_colors[Color_fg];
1537 gcvalue.background = R->PixColors[Color_bg]; 1689 gcvalue.background = pix_colors[Color_bg];
1538 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1690 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1539 &gcvalue); 1691
1540 rxvt_scr_clear(aR); 1692 scr_clear ();
1541 rxvt_scr_touch(aR_ True); 1693 scr_touch (true);
1542 } 1694 }
1543} 1695}
1544 1696
1545/* ------------------------------------------------------------------------- */ 1697/* ------------------------------------------------------------------------- */
1546/* 1698/*
1547 * Report current cursor position 1699 * Report current cursor position
1548 * XTERM_SEQ: Report position: ESC [ 6 n 1700 * XTERM_SEQ: Report position: ESC [ 6 n
1549 */ 1701 */
1550/* EXTPROTO */
1551void 1702void
1552rxvt_scr_report_position(pR) 1703rxvt_term::scr_report_position () NOTHROW
1553{ 1704{
1554 rxvt_tt_printf(aR_ "\033[%d;%dR", R->screen.cur.row + 1, 1705 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1555 R->screen.cur.col + 1);
1556} 1706}
1557 1707
1558/* ------------------------------------------------------------------------- * 1708/* ------------------------------------------------------------------------- *
1559 * FONTS * 1709 * FONTS *
1560 * ------------------------------------------------------------------------- */ 1710 * ------------------------------------------------------------------------- */
1561 1711
1562/* 1712/*
1563 * Set font style 1713 * Set font style
1564 */ 1714 */
1565/* INTPROTO */
1566void 1715void
1567rxvt_set_font_style(pR) 1716rxvt_term::set_font_style () NOTHROW
1568{ 1717{
1718#if 0
1569 switch (R->h->charsets[R->screen.charset]) { 1719 switch (charsets [screen.charset])
1720 {
1570 case '0': /* DEC Special Character & Line Drawing Set */ 1721 case '0': /* DEC Special Character & Line Drawing Set */
1571 break; 1722 break;
1572 case 'A': /* United Kingdom (UK) */ 1723 case 'A': /* United Kingdom (UK) */
1573 break; 1724 break;
1574 case 'B': /* United States (USASCII) */ 1725 case 'B': /* United States (USASCII) */
1575 break; 1726 break;
1576 case '<': /* Multinational character set */ 1727 case '<': /* Multinational character set */
1577 break; 1728 break;
1578 case '5': /* Finnish character set */ 1729 case '5': /* Finnish character set */
1579 break; 1730 break;
1580 case 'C': /* Finnish character set */ 1731 case 'C': /* Finnish character set */
1581 break; 1732 break;
1582 case 'K': /* German character set */ 1733 case 'K': /* German character set */
1583 break; 1734 break;
1584 } 1735 }
1736#endif
1585} 1737}
1586 1738
1587/* ------------------------------------------------------------------------- */ 1739/* ------------------------------------------------------------------------- */
1588/* 1740/*
1589 * Choose a font 1741 * Choose a font
1590 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1742 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1591 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1743 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1592 * XTERM_SEQ: Invoke G2 character set: ESC N 1744 * XTERM_SEQ: Invoke G2 character set: ESC N
1593 * XTERM_SEQ: Invoke G3 character set: ESC O 1745 * XTERM_SEQ: Invoke G3 character set: ESC O
1594 */ 1746 */
1595/* EXTPROTO */
1596void 1747void
1597rxvt_scr_charset_choose(pR_ int set) 1748rxvt_term::scr_charset_choose (int set) NOTHROW
1598{ 1749{
1599 R->screen.charset = set; 1750 screen.charset = set;
1600 rxvt_set_font_style(aR); 1751 set_font_style ();
1601} 1752}
1602 1753
1603/* ------------------------------------------------------------------------- */ 1754/* ------------------------------------------------------------------------- */
1604/* 1755/*
1605 * Set a font 1756 * Set a font
… …
1607 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1758 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1608 * XTERM_SEQ: Set G2 character set: ESC * <C> 1759 * XTERM_SEQ: Set G2 character set: ESC * <C>
1609 * XTERM_SEQ: Set G3 character set: ESC + <C> 1760 * XTERM_SEQ: Set G3 character set: ESC + <C>
1610 * See set_font_style for possible values for <C> 1761 * See set_font_style for possible values for <C>
1611 */ 1762 */
1612/* EXTPROTO */
1613void 1763void
1614rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1764rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615{ 1765{
1616 R->h->charsets[set] = (unsigned char)ch; 1766 charsets[set] = (unsigned char)ch;
1617 rxvt_set_font_style(aR); 1767 set_font_style ();
1618} 1768}
1619 1769
1620
1621/* ------------------------------------------------------------------------- *
1622 * GRAPHICS COLOURS *
1623 * ------------------------------------------------------------------------- */
1624
1625#ifdef RXVT_GRAPHICS
1626/* EXTPROTO */
1627int
1628rxvt_scr_get_fgcolor(pR)
1629{
1630 return GET_FGCOLOR(R->h->rstyle);
1631}
1632
1633/* ------------------------------------------------------------------------- */
1634/* EXTPROTO */
1635int
1636rxvt_scr_get_bgcolor(pR)
1637{
1638 return GET_BGCOLOR(R->h->rstyle);
1639}
1640#endif
1641 1770
1642/* ------------------------------------------------------------------------- * 1771/* ------------------------------------------------------------------------- *
1643 * MAJOR SCREEN MANIPULATION * 1772 * MAJOR SCREEN MANIPULATION *
1644 * ------------------------------------------------------------------------- */ 1773 * ------------------------------------------------------------------------- */
1645 1774
1646/* 1775/*
1776 * refresh matching text.
1777 */
1778bool
1779rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1780{
1781 bool found = false;
1782
1783 for (int i = 0; i < nrow; i++)
1784 {
1785 rend_t *drp = drawn_buf[i].r;
1786
1787 for (int col = 0; col < ncol; col++, drp++)
1788 if ((*drp & mask) == value)
1789 {
1790 found = true;
1791 *drp = ~value;
1792 }
1793 }
1794
1795 return found;
1796}
1797
1798/*
1647 * Refresh an area 1799 * Refresh an area
1648 */ 1800 */
1649enum { 1801enum {
1650 PART_BEG = 0, 1802 PART_BEG = 0,
1651 PART_END, 1803 PART_END,
1652 RC_COUNT 1804 RC_COUNT
1653}; 1805};
1654 1806
1655/* EXTPROTO */
1656void 1807void
1657rxvt_scr_expose(pR_ int x, int y, int width, int height, Bool refresh) 1808rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1658{ 1809{
1659 int i; 1810 int i;
1660 row_col_t rc[RC_COUNT]; 1811 row_col_t rc[RC_COUNT];
1661 1812
1662 if (R->drawn_text == NULL) /* sanity check */ 1813 if (!drawn_buf) /* sanity check */
1663 return; 1814 return;
1664 1815
1665#ifdef DEBUG_STRICT 1816#ifndef NO_SLOW_LINK_SUPPORT
1666 x = max(x, (int)R->TermWin.int_bwidth); 1817 if (refresh_type == FAST_REFRESH && !display->is_local)
1667 x = min(x, (int)R->TermWin.width); 1818 {
1668 y = max(y, (int)R->TermWin.int_bwidth); 1819 y = 0;
1669 y = min(y, (int)R->TermWin.height); 1820 eheight = height;
1821 }
1670#endif 1822#endif
1671 1823
1672/* round down */ 1824 /* round down */
1673 rc[PART_BEG].col = Pixel2Col(x); 1825 rc[PART_BEG].col = Pixel2Col (x);
1674 rc[PART_BEG].row = Pixel2Row(y); 1826 rc[PART_BEG].row = Pixel2Row (y);
1675/* round up */ 1827 /* round up */
1676 rc[PART_END].col = Pixel2Width(x + width + R->TermWin.fwidth - 1); 1828 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1677 rc[PART_END].row = Pixel2Row(y + height + R->TermWin.fheight - 1); 1829 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1678 1830
1679/* sanity checks */ 1831 /* sanity checks */
1680 for (i = PART_BEG; i < RC_COUNT; i++) { 1832 for (i = PART_BEG; i < RC_COUNT; i++)
1681 MIN_IT(rc[i].col, R->TermWin.ncol - 1);
1682 MIN_IT(rc[i].row, R->TermWin.nrow - 1);
1683 } 1833 {
1684 1834 min_it (rc[i].col, ncol - 1);
1685 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row)); 1835 min_it (rc[i].row, nrow - 1);
1686 1836 }
1837// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1687 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1838 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1688 fill_text (&(R->drawn_text[i][rc[PART_BEG].col]), 0, 1839 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1689 (rc[PART_END].col - rc[PART_BEG].col + 1));
1690 1840
1841 num_scr_allow = 0;
1842
1691 if (refresh) 1843 if (refresh)
1692 rxvt_scr_refresh(aR_ SLOW_REFRESH | REFRESH_BOUNDS); 1844 scr_refresh ();
1693} 1845}
1694 1846
1695/* ------------------------------------------------------------------------- */ 1847/* ------------------------------------------------------------------------- */
1696/* 1848/*
1697 * Refresh the entire screen 1849 * Refresh the entire screen
1698 */ 1850 */
1699/* EXTPROTO */
1700void 1851void
1701rxvt_scr_touch(pR_ Bool refresh) 1852rxvt_term::scr_touch (bool refresh) NOTHROW
1702{ 1853{
1703 rxvt_scr_expose(aR_ 0, 0, R->TermWin.width, R->TermWin.height, refresh); 1854 scr_expose (0, 0, width, height, refresh);
1704} 1855}
1705 1856
1706/* ------------------------------------------------------------------------- */ 1857/* ------------------------------------------------------------------------- */
1707/* 1858/*
1708 * Move the display so that the line represented by scrollbar value Y is at 1859 * Move the display so that the line represented by scrollbar value Y is at
1709 * the top of the screen 1860 * the top of the screen
1710 */ 1861 */
1711/* EXTPROTO */ 1862void
1712int
1713rxvt_scr_move_to(pR_ int y, int len) 1863rxvt_term::scr_move_to (int y, int len) NOTHROW
1714{ 1864{
1715 long p = 0; 1865 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1716 uint16_t oldviewstart;
1717
1718 oldviewstart = R->TermWin.view_start;
1719 if (y < len) {
1720 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1721 p -= (long)(R->TermWin.nrow - 1);
1722 p = max(p, 0);
1723 }
1724 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1725 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1726
1727 return rxvt_scr_changeview(aR_ oldviewstart);
1728} 1866}
1729 1867
1730/* ------------------------------------------------------------------------- */ 1868/* ------------------------------------------------------------------------- */
1731/* 1869/*
1732 * Page the screen up/down nlines 1870 * Page the screen up/down nlines
1733 * direction should be UP or DN 1871 * direction should be UP or DN
1734 */ 1872 */
1735/* EXTPROTO */ 1873bool
1736int
1737rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1874rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1738{ 1875{
1739 int n; 1876 int new_view_start =
1740 uint16_t oldviewstart; 1877 direction == UP ? view_start - nlines
1878 : view_start + nlines;
1741 1879
1742 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1743#ifdef DEBUG_STRICT
1744 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1745#endif
1746 oldviewstart = R->TermWin.view_start;
1747 if (direction == UP) {
1748 n = R->TermWin.view_start + nlines;
1749 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1750 } else {
1751 n = R->TermWin.view_start - nlines;
1752 R->TermWin.view_start = max(n, 0);
1753 }
1754 return rxvt_scr_changeview(aR_ oldviewstart); 1880 return scr_changeview (new_view_start);
1755} 1881}
1756 1882
1757/* INTPROTO */ 1883bool
1758int 1884rxvt_term::scr_changeview (int new_view_start) NOTHROW
1759rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1760{ 1885{
1761 if (R->TermWin.view_start != oldviewstart) { 1886 clamp_it (new_view_start, top_row, 0);
1887
1888 if (new_view_start == view_start)
1889 return false;
1890
1891 num_scr += new_view_start - view_start;
1892 view_start = new_view_start;
1762 R->h->want_refresh = 1; 1893 want_refresh = 1;
1763#ifdef RXVT_GRAPHICS
1764 if (rxvt_Gr_Displayed(aR))
1765 rxvt_Gr_scroll(aR_ 0);
1766#endif
1767 R->h->num_scr -= (R->TermWin.view_start - oldviewstart);
1768 }
1769 return (int)(R->TermWin.view_start - oldviewstart);
1770}
1771 1894
1772/* ------------------------------------------------------------------------- */ 1895 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773/* EXTPROTO */ 1896
1774void 1897 return true;
1775rxvt_scr_bell(pR) 1898}
1776{ 1899
1777#ifndef NO_BELL 1900#ifndef NO_BELL
1901void
1902rxvt_term::bell_cb (ev::timer &w, int revents)
1903{
1904 rvideo_bell = false;
1905 scr_rvideo_mode (rvideo_mode);
1906 refresh_check ();
1907}
1908#endif
1909
1910/* ------------------------------------------------------------------------- */
1911void
1912rxvt_term::scr_bell () NOTHROW
1913{
1914#ifndef NO_BELL
1915
1778# ifndef NO_MAPALERT 1916# ifndef NO_MAPALERT
1779# ifdef MAPALERT_OPTION 1917# ifdef MAPALERT_OPTION
1780 if (R->Options & Opt_mapAlert) 1918 if (option (Opt_mapAlert))
1781# endif 1919# endif
1782 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1920 XMapWindow (dpy, parent[0]);
1783# endif 1921# endif
1922
1923# if ENABLE_FRILLS
1924 if (option (Opt_urgentOnBell))
1925 set_urgency (1);
1926# endif
1927
1784 if (R->Options & Opt_visualBell) { 1928 if (option (Opt_visualBell))
1785 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1929 {
1786 rxvt_scr_rvideo_mode(aR_ !R->h->rvideo); /* refresh also done */ 1930 rvideo_bell = true;
1931 scr_rvideo_mode (rvideo_mode);
1932 flush ();
1933
1934 bell_ev.start (VISUAL_BELL_DURATION);
1935 }
1787 } else 1936 else
1788 XBell(R->Xdisplay, 0); 1937 XBell (dpy, 0);
1789#endif 1938#endif
1790} 1939}
1791 1940
1792/* ------------------------------------------------------------------------- */ 1941/* ------------------------------------------------------------------------- */
1793/* ARGSUSED */ 1942/* ARGSUSED */
1794/* EXTPROTO */
1795void 1943void
1796rxvt_scr_printscreen(pR_ int fullhist) 1944rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1945{
1798#ifdef PRINTPIPE 1946#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1947 int nrows, row_start;
1800 text_t *t; 1948 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1949
1803 if ((fd = rxvt_popen_printer(aR)) == NULL) 1950 if (!fd)
1804 return; 1951 return;
1805 nrows = R->TermWin.nrow; 1952
1806 row_offset = R->TermWin.saveLines;
1807 if (!fullhist) 1953 if (fullhist)
1808 row_offset -= R->TermWin.view_start;
1809 else {
1810 nrows += R->TermWin.nscrolled;
1811 row_offset -= R->TermWin.nscrolled;
1812 } 1954 {
1813 1955 nrows = nrow - top_row;
1814 for (r1 = 0; r1 < nrows; r1++) { 1956 row_start = top_row;
1815 t = R->screen.text[r1 + row_offset]; 1957 }
1816 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1958 else
1817 if (!isspace(t[i]))
1818 break;
1819 fprintf(fd, "%.*s\n", (i + 1), t);
1820 } 1959 {
1960 nrows = nrow;
1961 row_start = view_start;
1962 }
1963
1964 wctomb (0, 0);
1965
1966 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1967 {
1968 text_t *tp = ROW(r1).t;
1969 int len = ROW(r1).l;
1970
1971 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1972 {
1973 char mb[MB_LEN_MAX];
1974 text_t t = *tp++;
1975 if (t == NOCHAR)
1976 continue;
1977
1978 len = wctomb (mb, t);
1979
1980 if (len <= 0)
1981 {
1982 mb[0] = ' ';
1983 len = 1;
1984 }
1985
1986 fwrite (mb, 1, len, fd);
1987 }
1988
1989 fputc ('\n', fd);
1990 }
1991
1821 rxvt_pclose_printer(fd); 1992 pclose_printer (fd);
1822#endif 1993#endif
1823} 1994}
1824 1995
1825/* ------------------------------------------------------------------------- */ 1996/* ------------------------------------------------------------------------- */
1826/* 1997/*
1827 * Refresh the screen 1998 * Refresh the screen
1828 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1999 * drawn_text/drawn_rend contain the screen information before the update.
1829 * R->screen.text/R->screen.rend contain what the screen will change to. 2000 * screen.text/screen.rend contain what the screen will change to.
2001 */
2002void
2003rxvt_term::scr_refresh () NOTHROW
2004{
2005 int16_t col, row, /* column/row we're processing */
2006 ocrow; /* old cursor row */
2007 int i; /* tmp */
2008#ifndef NO_CURSORCOLOR
2009 rend_t cc1; /* store colours at cursor position (s) */
2010#endif
2011 rend_t *crp; // cursor rendition pointer
2012 rend_t ccol1, /* Cursor colour */
2013 ccol2; /* Cursor colour2 */
2014
2015 want_refresh = 0; /* screen is current */
2016
2017 if (refresh_type == NO_REFRESH || !mapped)
2018 return;
2019
2020 /*
2021 * A: set up vars
1830 */ 2022 */
2023 refresh_count = 0;
1831 2024
1832#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD) 2025 unsigned int old_screen_flags = screen.flags;
1833# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink)) 2026 char have_bg = 0;
1834# define MONO_BOLD_FG(x, fg) MONO_BOLD(x) 2027#ifdef HAVE_BG_PIXMAP
2028 have_bg = bgPixmap.pixmap != None;
2029#endif
2030 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2031
2032 /*
2033 * B: reverse any characters which are selected
2034 */
2035 scr_reverse_selection ();
2036
2037 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2038#if ENABLE_OVERLAY
2039 scr_swap_overlay ();
2040#endif
2041
2042 char showcursor = screen.flags & Screen_VisibleCursor;
2043
2044 /*
2045 * C: set the cursor character (s)
2046 */
2047 {
2048 unsigned char setoldcursor;
2049
2050#ifdef CURSOR_BLINK
2051 if (hidden_cursor)
2052 showcursor = 0;
2053#endif
2054
2055 if (showcursor)
2056 {
2057 int col = screen.cur.col;
2058
2059 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2060 col--;
2061
2062 crp = &ROW(screen.cur.row).r[col];
2063
2064#ifndef NO_CURSORCOLOR
2065 cc1 = *crp & (RS_fgMask | RS_bgMask);
2066 if (ISSET_PIXCOLOR (Color_cursor))
2067 ccol1 = Color_cursor;
2068 else
2069#endif
2070#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2071 ccol1 = fgcolor_of (rstyle);
1835#else 2072#else
1836# define MONO_BOLD(x) \ 2073 ccol1 = Color_fg;
1837 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1838# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1839#endif 2074#endif
1840 2075
1841#define FONT_WIDTH(X, Y) \
1842 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1843#define FONT_RBEAR(X, Y) \
1844 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1845#define FONT_LBEAR(X, Y) \
1846 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1847#define IS_FONT_CHAR(X, Y) \
1848 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1849
1850/* EXTPROTO */
1851void
1852rxvt_scr_refresh(pR_ unsigned char refresh_type)
1853{
1854 unsigned char clearfirst, /* first character writes before cell */
1855 clearlast, /* last character writes beyond cell */
1856 must_clear, /* use draw_string not draw_image_string */
1857#ifndef NO_BOLDFONT
1858 bfont, /* we've changed font to bold font */
1859#endif
1860 rvid, /* reverse video this position */
1861 wbyte, /* we're in multibyte */
1862 showcursor; /* show the cursor */
1863 int fore, back; /* desired foreground/background */
1864 int16_t col, row, /* column/row we're processing */
1865 ocrow; /* old cursor row */
1866 int cursorwidth;
1867 int i, /* tmp */
1868 row_offset; /* basic offset in screen structure */
1869#ifndef NO_CURSORCOLOR 2076#ifndef NO_CURSORCOLOR
1870 rend_t cc1; /* store colours at cursor position(s) */ 2077 if (ISSET_PIXCOLOR (Color_cursor2))
1871 rend_t cc2; /* store colours at cursor position(s) */ 2078 ccol2 = Color_cursor2;
2079 else
1872#endif 2080#endif
1873 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2081#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1874 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2082 ccol2 = bgcolor_of (rstyle);
1875 char *buffer; /* local copy of R->h->buffer */ 2083#else
1876 struct rxvt_hidden *h = R->h; 2084 ccol2 = Color_bg;
1877
1878 if (refresh_type == NO_REFRESH || !R->TermWin.mapped)
1879 return;
1880
1881/*
1882 * A: set up vars
1883 */
1884 clearfirst = clearlast = must_clear = wbyte = 0;
1885#ifndef NO_BOLDFONT
1886 bfont = 0;
1887#endif 2085#endif
1888 2086
1889 if (h->currmaxcol < R->TermWin.ncol) {
1890 h->currmaxcol = R->TermWin.ncol;
1891 h->buffer = (char *)rxvt_realloc (h->buffer,
1892 sizeof(char) * (h->currmaxcol + 1) * MB_CUR_MAX);
1893 }
1894 buffer = h->buffer;
1895 h->refresh_count = 0;
1896
1897 row_offset = R->TermWin.saveLines - R->TermWin.view_start;
1898
1899 if ((refresh_type & REFRESH_BOUNDS)) {
1900 clearfirst = clearlast = 1;
1901 h->refresh_type &= ~REFRESH_BOUNDS;
1902 }
1903#if defined(XPM_BACKGROUND)
1904 must_clear |= (h->bgPixmap.pixmap != None);
1905#endif
1906#if defined(TRANSPARENT)
1907 must_clear |= ((R->Options & Opt_transparent) && h->am_transparent);
1908#endif
1909 ocrow = h->oldcursor.row; /* is there an old outline cursor on screen? */
1910
1911/*
1912 * B: reverse any characters which are selected
1913 */
1914 rxvt_scr_reverse_selection(aR);
1915
1916/*
1917 * C: set the cursor character(s)
1918 */
1919 {
1920 unsigned char setoldcursor;
1921 rend_t ccol1, /* Cursor colour */
1922 ccol2; /* Cursor colour2 */
1923
1924 showcursor = (R->screen.flags & Screen_VisibleCursor);
1925 cursorwidth = 0;
1926#ifdef CURSOR_BLINK
1927 if (R->h->hidden_cursor)
1928 showcursor = 0;
1929#endif
1930
1931 cursorwidth = 0;
1932
1933 if (showcursor) 2087 if (showcursor && focus)
1934 { 2088 {
2089 if (option (Opt_cursorUnderline))
2090 *crp ^= RS_Uline;
2091 else
2092 {
2093 *crp ^= RS_RVid;
2094 *crp = SET_FGCOLOR (*crp, ccol1);
2095 *crp = SET_BGCOLOR (*crp, ccol2);
2096 }
2097 }
2098 }
2099
2100 /* make sure no outline cursor is left around */
2101 setoldcursor = 0;
2102 if (ocrow != -1)
2103 {
2104 if (screen.cur.row - view_start != ocrow
2105 || screen.cur.col != oldcursor.col)
2106 {
2107 if (ocrow < nrow
2108 && oldcursor.col < ncol)
2109 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2110
2111 if (focus || !showcursor)
2112 oldcursor.row = -1;
2113 else
2114 setoldcursor = 1;
2115 }
2116 }
2117 else if (!focus)
2118 setoldcursor = 1;
2119
2120 if (setoldcursor)
2121 {
2122 if (screen.cur.row - view_start >= nrow)
2123 oldcursor.row = -1;
2124 else
2125 {
2126 oldcursor.row = screen.cur.row - view_start;
2127 oldcursor.col = screen.cur.col;
2128 }
2129 }
2130 }
2131
2132#ifndef NO_SLOW_LINK_SUPPORT
2133 /*
2134 * D: CopyArea pass - very useful for slower links
2135 * This has been deliberately kept simple.
2136 */
2137 if (!display->is_local
2138 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2139 && abs (num_scr) < nrow && !have_bg)
2140 {
2141 int16_t nits;
2142 int i = num_scr;
2143 int j;
2144 int len, wlen;
2145 dLocal (int, num_scr);
2146
2147 j = nrow;
2148 wlen = len = -1;
2149 row = i > 0 ? 0 : j - 1;
2150
2151 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2152 {
2153 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2154 {
2155 line_t s = ROW(view_start + row);
2156 line_t d = drawn_buf[row];
2157 line_t d2 = drawn_buf[row + i];
2158
2159 for (nits = 0, col = ncol; col--; )
2160 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2161 nits--;
2162 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2163 nits++;
2164
2165 if (nits > 8) /* XXX: arbitrary choice */
2166 {
2167 for (col = ncol; col--; )
2168 {
2169 *d.t++ = *d2.t++;
2170 *d.r++ = *d2.r++;
2171 }
2172
2173 if (len == -1)
2174 len = row;
2175
2176 wlen = row;
2177 continue;
2178 }
2179 }
2180
2181 if (len >= 0)
2182 {
2183 /* also comes here at end if needed because of >= above */
2184 if (wlen < len)
2185 ::swap (wlen, len);
2186
2187 XGCValues gcv;
2188
2189 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2190 XCopyArea (dpy, vt, vt,
2191 gc, 0, Row2Pixel (len + i),
2192 (unsigned int)this->width,
2193 (unsigned int)Height2Pixel (wlen - len + 1),
2194 0, Row2Pixel (len));
2195 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2196
2197 len = -1;
2198 }
2199 }
2200 }
2201#endif
2202
2203 /*
2204 * E: main pass across every character
2205 */
2206 for (row = 0; row < nrow; row++)
2207 {
2208 text_t *stp = ROW(view_start + row).t;
2209 rend_t *srp = ROW(view_start + row).r;
2210 text_t *dtp = drawn_buf[row].t;
2211 rend_t *drp = drawn_buf[row].r;
2212
2213 /*
2214 * E2: OK, now the real pass
2215 */
2216 int ypixel = (int)Row2Pixel (row);
2217
2218 for (col = 0; col < ncol; col++)
2219 {
2220 /* compare new text with old - if exactly the same then continue */
2221 if (stp[col] == dtp[col] /* Must match characters to skip. */
2222 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2223 || (stp[col] == ' ' /* space w/ no background change */
2224 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2225 continue;
2226
2227 // redraw one or more characters
2228
2229 // seek to the beginning of wide characters
2230 while (expect_false (stp[col] == NOCHAR && col > 0))
2231 --col;
2232
2233 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2234 text_t *text = stp + col;
2235 int count = 1;
2236
2237 dtp[col] = stp[col];
2238 drp[col] = rend;
2239
2240 int xpixel = Col2Pixel (col);
2241
2242 for (i = 0; ++col < ncol; )
2243 {
2244 if (stp[col] == NOCHAR)
2245 {
2246 dtp[col] = stp[col];
2247 drp[col] = srp[col];
2248
2249 count++;
2250 i++;
2251
2252 continue;
2253 }
2254
2255 if (!RS_SAME (rend, srp[col]))
2256 break;
2257
2258 count++;
2259
2260 if (stp[col] != dtp[col]
2261 || !RS_SAME (srp[col], drp[col]))
2262 {
2263 if (have_bg && (i++ > count / 2))
2264 break;
2265
2266 dtp[col] = stp[col];
2267 drp[col] = rend;
2268 i = 0;
2269 }
2270 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2271 break;
2272 }
2273
2274 col--; /* went one too far. move back */
2275 count -= i; /* dump any matching trailing chars */
2276
2277 // sometimes we optimize away the trailing NOCHAR's, add them back
2278 while (expect_false (i && text[count] == NOCHAR))
2279 count++, i--;
2280
2281 /*
2282 * Determine the attributes for the string
2283 */
2284 int fore = fgcolor_of (rend); // desired foreground
2285 int back = bgcolor_of (rend); // desired background
2286
2287 // only do special processing if any attributes are set, which is unlikely
2288 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2289 {
2290 bool invert = rend & RS_RVid;
2291
2292#ifndef NO_BOLD_UNDERLINE_REVERSE
2293 if (rend & RS_Bold && fore == Color_fg)
2294 {
2295 if (ISSET_PIXCOLOR (Color_BD))
2296 fore = Color_BD;
2297# if !ENABLE_STYLES
2298 else
2299 invert = !invert;
2300# endif
2301 }
2302
2303 if (rend & RS_Italic && fore == Color_fg)
2304 {
2305 if (ISSET_PIXCOLOR (Color_IT))
2306 fore = Color_IT;
2307# if !ENABLE_STYLES
2308 else
2309 invert = !invert;
2310# endif
2311 }
2312
2313 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2314 fore = Color_UL;
2315#endif
2316
2317 if (invert)
2318 {
2319#ifdef OPTION_HC
2320 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2321 || !ISSET_PIXCOLOR (Color_HC))
2322#endif
2323 /* invert the column if no highlightColor is set or it is the
2324 * current cursor column */
2325 ::swap (fore, back);
2326#ifdef OPTION_HC
2327 else if (ISSET_PIXCOLOR (Color_HC))
2328 back = Color_HC;
2329#endif
2330
2331#ifndef NO_BOLD_UNDERLINE_REVERSE
2332# ifndef OPTION_HC
2333 if (ISSET_PIXCOLOR (Color_RV))
2334 back = Color_RV;
2335# endif
2336 if (fore == back)
2337 {
2338 fore = Color_bg;
2339 back = Color_fg;
2340 }
2341#endif
2342 }
2343
2344#ifdef TEXT_BLINK
2345 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2346 {
2347 if (!text_blink_ev.is_active ())
2348 {
2349 text_blink_ev.again ();
2350 hidden_text = 0;
2351 }
2352 else if (hidden_text)
2353 fore = back;
2354 }
2355#endif
2356
2357#if ENABLE_STYLES
2358 // "careful" (too wide) character handling
2359
2360 // include previous careful character(s) if possible, looks nicer (best effort...)
2361 while (text > stp
2362 && srp[text - stp - 1] & RS_Careful
2363 && RS_SAME (rend, srp[text - stp - 1]))
2364 text--, count++, xpixel -= fwidth;
2365
2366 // force redraw after "careful" characters to avoid pixel droppings
2367 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2368 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2369
2370 // force redraw before "careful" characters to avoid pixel droppings
2371 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2372 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2373#endif
2374 }
2375
2376 /*
2377 * Actually do the drawing of the string here
2378 */
2379 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2380
2381 if (expect_true (have_bg && back == Color_bg))
2382 {
2383 // this is very ugly, maybe push it into ->draw?
2384
2385 for (i = 0; i < count; i++) /* don't draw empty strings */
2386 if (text[i] != ' ')
2387 {
2388 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2389 goto did_clear;
2390 }
2391
2392 CLEAR_CHARS (xpixel, ypixel, count);
2393 did_clear: ;
2394 }
2395 else
2396 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2397
2398 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2399 {
2400#if ENABLE_FRILLS
2401 if (ISSET_PIXCOLOR (Color_underline))
2402 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2403 else
2404#endif
2405 XSetForeground (dpy, gc, pix_colors[fore]);
2406
2407 XDrawLine (dpy, vt, gc,
2408 xpixel, ypixel + font->ascent + 1,
2409 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2410 }
2411 } /* for (col....) */
2412 } /* for (row....) */
2413
2414 /*
2415 * G: cleanup cursor and display outline cursor if necessary
2416 */
2417 if (showcursor)
2418 {
2419 if (focus)
2420 {
2421 if (option (Opt_cursorUnderline))
2422 *crp ^= RS_Uline;
2423 else
2424 {
2425 *crp ^= RS_RVid;
2426#ifndef NO_CURSORCOLOR
2427 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2428#endif
2429 }
2430 }
2431 else if (oldcursor.row >= 0)
2432 {
2433 int cursorwidth = 1;
2434 int col = oldcursor.col;
2435
2436 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2437 col--;
2438
2439 while (col + cursorwidth < ncol
2440 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
1935 cursorwidth++; 2441 cursorwidth++;
1936 2442
1937 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
1938 [R->screen.cur.col]);
1939
1940 if (showcursor && R->TermWin.focus)
1941 {
1942 *srp ^= RS_RVid;
1943#ifndef NO_CURSORCOLOR 2443#ifndef NO_CURSORCOLOR
1944 cc1 = *srp & (RS_fgMask | RS_bgMask);
1945 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) 2444 if (ISSET_PIXCOLOR (Color_cursor))
1946 ccol1 = Color_cursor; 2445 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
1947 else 2446 else
1948#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2447#endif
1949 ccol1 = GET_FGCOLOR(h->rstyle); 2448 XSetForeground (dpy, gc, pix_colors[ccol1]);
2449
2450 XDrawRectangle (dpy, vt, gc,
2451 Col2Pixel (col),
2452 Row2Pixel (oldcursor.row),
2453 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2454 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2455 }
2456 }
2457
2458 /*
2459 * H: cleanup selection
2460 */
2461#if ENABLE_OVERLAY
2462 scr_swap_overlay ();
2463#endif
2464 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2465
2466 scr_reverse_selection ();
2467
2468 screen.flags = old_screen_flags;
2469 num_scr = 0;
2470 num_scr_allow = 1;
2471}
2472
2473void
2474rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2475{
2476 if (!l.t)
2477 return;
2478
2479 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2480
2481 for (int i = ncol; i--; )
2482 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2483}
2484
2485void
2486rxvt_term::scr_remap_chars () NOTHROW
2487{
2488 for (int i = total_rows; i--; )
2489 scr_remap_chars (row_buf [i]);
2490
2491 for (int i = nrow; i--; )
2492 {
2493 scr_remap_chars (drawn_buf [i]);
2494 scr_remap_chars (swap_buf [i]);
2495 }
2496}
2497
2498void
2499rxvt_term::scr_recolour () NOTHROW
2500{
2501#ifdef HAVE_BG_PIXMAP
2502 bgPixmap.apply ();
1950#else 2503#else
1951 ccol1 = Color_fg;
1952#endif
1953 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor2))
1954 ccol2 = Color_cursor2;
1955 else
1956#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1957 ccol2 = GET_BGCOLOR(h->rstyle);
1958#else
1959 ccol2 = Color_bg;
1960#endif
1961 *srp = SET_FGCOLOR(*srp, ccol1);
1962 *srp = SET_BGCOLOR(*srp, ccol2);
1963#endif
1964 }
1965 2504
1966 while (IS_WIDE (*srp)) 2505 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
1967 cursorwidth++, srp++; 2506 XClearWindow (dpy, parent[0]);
1968 } 2507 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1969 2508
1970 /* make sure no outline cursor is left around */ 2509 if (scrollBar.win)
1971 setoldcursor = 0; 2510 {
1972 if (ocrow != -1) { 2511 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
1973 if (R->screen.cur.row + R->TermWin.view_start != ocrow 2512 scrollBar.state = STATE_IDLE;
1974 || R->screen.cur.col != h->oldcursor.col) { 2513 scrollBar.show (0);
1975 if (ocrow < R->TermWin.nrow
1976 && h->oldcursor.col < R->TermWin.ncol) {
1977 R->drawn_rend[ocrow][h->oldcursor.col] ^= (RS_RVid | RS_Uline);
1978 }
1979 if (R->TermWin.focus || !showcursor)
1980 h->oldcursor.row = -1;
1981 else
1982 setoldcursor = 1;
1983 }
1984 } else if (!R->TermWin.focus)
1985 setoldcursor = 1;
1986 if (setoldcursor) {
1987 if (R->screen.cur.row + R->TermWin.view_start >= R->TermWin.nrow)
1988 h->oldcursor.row = -1;
1989 else {
1990 h->oldcursor.row = R->screen.cur.row + R->TermWin.view_start;
1991 h->oldcursor.col = R->screen.cur.col;
1992 }
1993 }
1994 } 2514 }
1995 2515
1996#ifndef NO_SLOW_LINK_SUPPORT
1997/*
1998 * D: CopyArea pass - very useful for slower links
1999 * This has been deliberately kept simple.
2000 */
2001 i = h->num_scr;
2002 if (refresh_type == FAST_REFRESH && h->num_scr_allow && i
2003 && abs(i) < R->TermWin.nrow && !must_clear) {
2004 int16_t nits;
2005 int j;
2006 rend_t *drp2;
2007 text_t *dtp2;
2008 int len, wlen;
2009
2010 j = R->TermWin.nrow;
2011 wlen = len = -1;
2012 row = i > 0 ? 0 : j - 1;
2013 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) {
2014 if (row + i >= 0 && row + i < R->TermWin.nrow && row + i != ocrow) {
2015 stp = R->screen.text[row + row_offset];
2016 srp = R->screen.rend[row + row_offset];
2017 dtp = R->drawn_text[row];
2018 dtp2 = R->drawn_text[row + i];
2019 drp = R->drawn_rend[row];
2020 drp2 = R->drawn_rend[row + i];
2021 for (nits = 0, col = R->TermWin.ncol; col--; )
2022 if (stp[col] != dtp2[col] || srp[col] != drp2[col])
2023 nits--;
2024 else if (stp[col] != dtp[col] || srp[col] != drp[col])
2025 nits++;
2026 if (nits > 8) { /* XXX: arbitrary choice */
2027 for (col = R->TermWin.ncol; col--; ) {
2028 *dtp++ = *dtp2++;
2029 *drp++ = *drp2++;
2030 }
2031 if (len == -1)
2032 len = row;
2033 wlen = row;
2034 continue;
2035 }
2036 }
2037 if (len != -1) {
2038 /* also comes here at end if needed because of >= above */
2039 if (wlen < len)
2040 SWAP_IT(wlen, len, int);
2041 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2042 XCopyArea(R->Xdisplay, R->TermWin.vt, R->TermWin.vt,
2043 R->TermWin.gc, 0, Row2Pixel(len + i),
2044 (unsigned int)TermWin_TotalWidth(),
2045 (unsigned int)Height2Pixel(wlen - len + 1),
2046 0, Row2Pixel(len));
2047 len = -1;
2048 }
2049 }
2050 }
2051#endif
2052
2053/*
2054 * E: main pass across every character
2055 */
2056 for (row = 0; row < R->TermWin.nrow; row++)
2057 {
2058 stp = R->screen.text[row + row_offset];
2059 srp = R->screen.rend[row + row_offset];
2060 dtp = R->drawn_text[row];
2061 drp = R->drawn_rend[row];
2062
2063/*
2064 * E2: OK, now the real pass
2065 */
2066 int ypixel = (int)Row2Pixel(row);
2067
2068 for (col = 0; col < R->TermWin.ncol; col++) {
2069 /* compare new text with old - if exactly the same then continue */
2070 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2071
2072 if (stp[col] == dtp[col] /* Must match characters to skip. */
2073 && (rend == drp[col] /* Either rendition the same or */
2074 || (stp[col] == ' ' /* space w/ no background change */
2075 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2076 continue;
2077
2078 text_t *text = stp + col;
2079 int count = 1;
2080
2081 /* redraw one or more characters */
2082
2083 dtp[col] = stp[col];
2084 drp[col] = rend;
2085
2086 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2087 continue;
2088
2089 int xpixel = Col2Pixel(col);
2090
2091 // this loop looks very messy, it can probably be optimized
2092 // and cleaned a bit by you?
2093 for (i = 0; ++col < R->TermWin.ncol; )
2094 {
2095 if (stp[col] == NOCHAR)
2096 {
2097 dtp[col] = stp[col];
2098 drp[col] = rend;
2099 count++;
2100
2101 if (i) // only possible skip if char unchanged
2102 i++;
2103
2104 continue;
2105 }
2106
2107 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2108 break;
2109
2110 count++;
2111
2112 if (stp[col] != dtp[col]
2113 || srp[col] != drp[col])
2114 {
2115 if (must_clear && (i++ > (count / 2)))
2116 break;
2117
2118 dtp[col] = stp[col];
2119 drp[col] = rend;
2120 i = 0;
2121 }
2122 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2123 break;
2124 }
2125
2126 col--; /* went one too far. move back */
2127 count -= i; /* dump any matching trailing chars */
2128
2129/*
2130 * Determine the attributes for the string
2131 */
2132 int fid = GET_FONT(rend);
2133 fore = GET_FGCOLOR(rend);
2134 back = GET_BGCOLOR(rend);
2135 rend = GET_ATTR(rend);
2136
2137 rvid = (rend & RS_RVid) ? 1 : 0;
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_HC))
2142 back = Color_HC;
2143 else
2144 rvid = !rvid; /* fall back */
2145 }
2146#endif
2147 if (rvid)
2148 {
2149 SWAP_IT(fore, back, int);
2150
2151#ifndef NO_BOLD_UNDERLINE_REVERSE
2152 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_RV)
2153# ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR(h, Color_cursor)
2155# endif 2516#endif
2156 ) 2517
2157 back = Color_RV; 2518 /* bgPixmap.apply () does not do the following : */
2158#endif 2519 scr_clear ();
2520 scr_touch (true);
2521 want_refresh = 1;
2522}
2523
2524/* ------------------------------------------------------------------------- */
2525void
2526rxvt_term::scr_clear (bool really) NOTHROW
2527{
2528 if (!mapped)
2529 return;
2530
2531 num_scr_allow = 0;
2532 want_refresh = 1;
2533
2534 if (really)
2535 XClearWindow (dpy, vt);
2536}
2537
2538void
2539rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2540{
2541 int view_end = view_start + nrow;
2542 int row, col;
2543
2544 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2545 {
2546 text_t *stp = ROW(row).t;
2547 rend_t *srp = ROW(row).r;
2548
2549 for (col = beg_col; col < end_col; col++)
2550 srp[col] ^= rstyle1;
2551
2552 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2553 srp[col] ^= rstyle2;
2554
2555 if (++col < end_col)
2556 srp[col] ^= rstyle2;
2159 } 2557 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE 2558}
2161 else if (rend & RS_Bold) 2559
2162 { 2560void
2163 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_BD)) 2561rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2164 { 2562{
2165 fore = Color_BD; 2563 int view_end = view_start + nrow;
2166# ifndef VERYBOLD 2564 int row, col;
2167 rend &= ~RS_Bold; /* we've taken care of it */ 2565
2566 if (beg_row >= view_start)
2567 {
2568 col = beg_col;
2569 row = beg_row;
2570 }
2571 else
2572 {
2573 col = 0;
2574 row = view_start;
2575 }
2576
2577 for (; row < min (end_row, view_end); row++, col = 0)
2578 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2579 srp[col] ^= rstyle;
2580
2581 if (row == end_row)
2582 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2583 srp[col] ^= rstyle;
2584}
2585
2586/* ------------------------------------------------------------------------- */
2587void
2588rxvt_term::scr_reverse_selection () NOTHROW
2589{
2590 if (selection.op
2591 && current_screen == selection.screen
2592 && selection.end.row >= view_start)
2593 {
2594#if !ENABLE_MINIMAL
2595 if (selection.rect)
2596 scr_xor_rect (selection.beg.row, selection.beg.col,
2597 selection.end.row, selection.end.col,
2598 RS_RVid, RS_RVid | RS_Uline);
2599 else
2168# endif 2600#endif
2169 } 2601 scr_xor_span (selection.beg.row, selection.beg.col,
2170 } 2602 selection.end.row, selection.end.col,
2171 else if (rend & RS_Uline)
2172 {
2173 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_UL))
2174 {
2175 fore = Color_UL;
2176 rend &= ~RS_Uline; /* we've taken care of it */
2177 }
2178 }
2179#endif
2180
2181/*
2182 * Actually do the drawing of the string here
2183 */
2184 rxvt_font *font = (*R->TermWin.fontset)[fid];
2185
2186 if (back == Color_bg)
2187 {
2188 if (must_clear)
2189 {
2190 for (i = 0; i < count; i++) /* don't draw empty strings */
2191 if (text[i] != ' ') {
2192 font->draw (xpixel, ypixel, text, count, fore, -1);
2193 goto nodraw;
2194 } 2603 RS_RVid);
2195 CLEAR_CHARS(xpixel, ypixel, count);
2196nodraw: ;
2197 }
2198 else
2199 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2200 } else
2201 font->draw (xpixel, ypixel, text, count, fore, back);
2202
2203 if ((rend & RS_Uline) && (font->descent > 1))
2204 XDrawLine(R->Xdisplay, drawBuffer, R->TermWin.gc,
2205 xpixel, ypixel + font->ascent + 1,
2206 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2207 } /* for (col....) */
2208 } /* for (row....) */
2209
2210/*
2211 * G: cleanup cursor and display outline cursor if necessary
2212 */
2213 if (showcursor) {
2214 if (R->TermWin.focus) {
2215 srp = &(R->screen.rend[R->screen.cur.row + R->TermWin.saveLines]
2216 [R->screen.cur.col]);
2217 *srp ^= RS_RVid;
2218#ifndef NO_CURSORCOLOR
2219 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2220#endif
2221 } else if (h->oldcursor.row >= 0) {
2222#ifndef NO_CURSORCOLOR
2223 unsigned long gcmask; /* Graphics Context mask */
2224
2225 if (XDEPTH > 2 && ISSET_PIXCOLOR(h, Color_cursor)) {
2226 XSetForeground (R->Xdisplay, R->TermWin.gc, R->PixColors[Color_cursor]);
2227 }
2228#endif
2229 XDrawRectangle(R->Xdisplay, drawBuffer, R->TermWin.gc,
2230 Col2Pixel(h->oldcursor.col),
2231 Row2Pixel(h->oldcursor.row),
2232 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2233 (unsigned int)(Height2Pixel(1) - R->TermWin.lineSpace - 1));
2234 }
2235 }
2236/*
2237 * H: cleanup selection
2238 */
2239 rxvt_scr_reverse_selection(aR);
2240
2241/*
2242 * I: other general cleanup
2243 */
2244 if (clearfirst && R->TermWin.int_bwidth)
2245 /*
2246 * clear the whole screen height, note that width == 0 is treated
2247 * specially by XClearArea
2248 */
2249 XClearArea(R->Xdisplay, R->TermWin.vt, 0, 0,
2250 (unsigned int)R->TermWin.int_bwidth,
2251 (unsigned int)TermWin_TotalHeight(), False);
2252 if (clearlast && R->TermWin.int_bwidth)
2253 /*
2254 * clear the whole screen height, note that width == 0 is treated
2255 * specially by XClearArea
2256 */
2257 XClearArea(R->Xdisplay, R->TermWin.vt,
2258 R->TermWin.width + R->TermWin.int_bwidth, 0,
2259 (unsigned int)R->TermWin.int_bwidth,
2260 (unsigned int)TermWin_TotalHeight(), False);
2261 if (refresh_type & SMOOTH_REFRESH)
2262 XSync(R->Xdisplay, False);
2263
2264 h->num_scr = 0;
2265 h->num_scr_allow = 1;
2266 h->want_refresh = 0; /* screen is current */
2267}
2268/* ------------------------------------------------------------------------- */
2269
2270/* EXTPROTO */
2271void
2272rxvt_scr_clear(pR)
2273{
2274 if (!R->TermWin.mapped)
2275 return;
2276 R->h->num_scr_allow = 0;
2277 R->h->want_refresh = 1;
2278#ifdef TRANSPARENT
2279 if ((R->Options & Opt_transparent) && (R->h->am_pixmap_trans == 0)) {
2280 int i;
2281
2282 if (!(R->Options & Opt_transparent_all))
2283 i = 0;
2284 else
2285 i = (int)(sizeof(R->TermWin.parent) / sizeof(Window));
2286 for (; i--;)
2287 if (R->TermWin.parent[i] != None)
2288 XClearWindow(R->Xdisplay, R->TermWin.parent[i]);
2289 }
2290#endif
2291 XClearWindow(R->Xdisplay, R->TermWin.vt);
2292}
2293
2294/* ------------------------------------------------------------------------- */
2295/* INTPROTO */
2296void
2297rxvt_scr_reverse_selection(pR)
2298{
2299 int i, col, row, end_row;
2300 rend_t *srp;
2301
2302 if (R->selection.op && R->h->current_screen == R->selection.screen) {
2303 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2304 i = R->selection.beg.row + R->TermWin.saveLines;
2305 row = R->selection.end.row + R->TermWin.saveLines;
2306 if (i >= end_row)
2307 col = R->selection.beg.col;
2308 else {
2309 col = 0;
2310 i = end_row;
2311 }
2312 end_row += R->TermWin.nrow;
2313 for (; i < row && i < end_row; i++, col = 0)
2314 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2315#ifndef OPTION_HC
2316 srp[col] ^= RS_RVid;
2317#else
2318 srp[col] ^= RS_Blink;
2319#endif
2320 if (i == row && i < end_row)
2321 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2322#ifndef OPTION_HC
2323 srp[col] ^= RS_RVid;
2324#else
2325 srp[col] ^= RS_Blink;
2326#endif
2327 } 2604 }
2328} 2605}
2329 2606
2330/* ------------------------------------------------------------------------- */ 2607/* ------------------------------------------------------------------------- */
2331/* 2608/*
2332 * Dump the whole scrollback and screen to the passed filedescriptor. The 2609 * Dump the whole scrollback and screen to the passed filedescriptor. The
2333 * invoking routine must close the fd. 2610 * invoking routine must close the fd.
2334 */ 2611 */
2335#if 0 2612#if 0
2336/* EXTPROTO */
2337void 2613void
2338rxvt_scr_dump(pR_ int fd) 2614rxvt_term::scr_dump (int fd) NOTHROW
2339{ 2615{
2340 int row, wrote; 2616 int row, wrote;
2341 unsigned int width, towrite; 2617 unsigned int width, towrite;
2342 char r1[] = "\n"; 2618 char r1[] = "\n";
2343 2619
2344 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2620 for (row = saveLines + top_row;
2345 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2621 row < saveLines + nrow - 1; row++)
2346 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2622 {
2347 : R->TermWin.ncol; 2623 width = row_buf[row].l >= 0 ? row_buf[row].l
2624 : ncol;
2348 for (towrite = width; towrite; towrite -= wrote) { 2625 for (towrite = width; towrite; towrite -= wrote)
2626 {
2349 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2627 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2350 towrite); 2628 towrite);
2351 if (wrote < 0) 2629 if (wrote < 0)
2352 return; /* XXX: death, no report */ 2630 return; /* XXX: death, no report */
2353 } 2631 }
2354 if (R->screen.tlen[row] >= 0) 2632 if (row_buf[row].l >= 0)
2355 if (write(fd, r1, 1) <= 0) 2633 if (write (fd, r1, 1) <= 0)
2356 return; /* XXX: death, no report */ 2634 return; /* XXX: death, no report */
2357 } 2635 }
2358} 2636}
2359#endif 2637#endif
2360 2638
2361/* ------------------------------------------------------------------------- * 2639/* ------------------------------------------------------------------------- *
2362 * CHARACTER SELECTION * 2640 * CHARACTER SELECTION *
2363 * ------------------------------------------------------------------------- */ 2641 * ------------------------------------------------------------------------- */
2364
2365/*
2366 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2367 */
2368/* EXTPROTO */
2369void 2642void
2370rxvt_selection_check(pR_ int check_more) 2643rxvt_term::selection_check (int check_more) NOTHROW
2371{ 2644{
2372 row_col_t pos; 2645 row_col_t pos;
2373 2646
2374 if (!R->selection.op) 2647 if (!selection.op)
2375 return; 2648 return;
2376 2649
2377 pos.row = pos.col = 0; 2650 pos.row = pos.col = 0;
2378 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2651 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2379 || (R->selection.beg.row >= R->TermWin.nrow) 2652 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2380 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2653 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2381 || (R->selection.mark.row >= R->TermWin.nrow)
2382 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2383 || (R->selection.end.row >= R->TermWin.nrow)
2384 || (check_more == 1 2654 || (check_more == 1
2385 && R->h->current_screen == R->selection.screen 2655 && current_screen == selection.screen
2386 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2656 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2387 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2657 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2388 || (check_more == 2 2658 || (check_more == 2
2389 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2659 && ROWCOL_IS_BEFORE (selection.beg, pos)
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2660 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 3 2661 || (check_more == 3
2392 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2662 && ROWCOL_IS_AFTER (selection.end, pos))
2393 || (check_more == 4 /* screen width change */ 2663 || (check_more == 4 /* screen width change */
2394 && (R->selection.beg.row != R->selection.end.row 2664 && (selection.beg.row != selection.end.row
2395 || R->selection.end.col > R->TermWin.ncol))) 2665 || selection.end.col > ncol)))
2396 CLEAR_SELECTION(R); 2666 CLEAR_SELECTION ();
2397} 2667}
2398 2668
2399/* ------------------------------------------------------------------------- */ 2669/* ------------------------------------------------------------------------- */
2400/* 2670/*
2401 * Paste a selection direct to the command fd 2671 * Paste a selection direct to the command fd
2402 */ 2672 */
2403/* INTPROTO */
2404void 2673void
2405rxvt_PasteIt(pR_ const unsigned char *data, unsigned int nitems) 2674rxvt_term::paste (char *data, unsigned int len) NOTHROW
2406{ 2675{
2407 unsigned int i, j, n;
2408 unsigned char *ds = (unsigned char *)rxvt_malloc(PROP_SIZE);
2409
2410/* convert normal newline chars into common keyboard Return key sequence */ 2676 /* convert normal newline chars into common keyboard Return key sequence */
2411 for (i = 0; i < nitems; i += PROP_SIZE) { 2677 for (unsigned int i = 0; i < len; i++)
2412 n = min(nitems - i, PROP_SIZE); 2678 if (data[i] == C0_LF)
2413 MEMCPY(ds, data + i, n); 2679 data[i] = C0_CR;
2414 for (j = 0; j < n; j++) 2680
2415 if (ds[j] == '\n') 2681 if (priv_modes & PrivMode_BracketPaste)
2416 ds[j] = '\r'; 2682 tt_printf ("\e[200~");
2417 rxvt_tt_write(aR_ ds, (int)n); 2683
2418 } 2684 tt_write (data, len);
2419 free(ds); 2685
2686 if (priv_modes & PrivMode_BracketPaste)
2687 tt_printf ("\e[201~");
2420} 2688}
2421 2689
2422/* ------------------------------------------------------------------------- */ 2690/* ------------------------------------------------------------------------- */
2423/* 2691/*
2424 * Respond to a notification that a primary selection has been sent 2692 * Respond to a notification that a primary selection has been sent
2425 * EXT: SelectionNotify 2693 * EXT: SelectionNotify
2426 */ 2694 */
2427/* EXTPROTO */ 2695void
2428int
2429rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2696rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2430{ 2697{
2431 long nread = 0; 2698 if (prop == None) /* check for failed XConvertSelection */
2699 {
2700 if ((selection_type & Sel_CompoundText))
2701 {
2702 int selnum = selection_type & Sel_whereMask;
2703
2704 selection_type = 0;
2705 if (selnum != Sel_direct)
2706 selection_request_other (XA_STRING, selnum);
2707 }
2708
2709 if ((selection_type & Sel_UTF8String))
2710 {
2711 int selnum = selection_type & Sel_whereMask;
2712
2713 selection_type = Sel_CompoundText;
2714 if (selnum != Sel_direct)
2715 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2716 else
2717 selection_type = 0;
2718 }
2719
2720 return;
2721 }
2722
2432 unsigned long bytes_after; 2723 unsigned long bytes_after;
2433 XTextProperty ct; 2724 XTextProperty ct;
2434#ifdef MULTICHAR_SET
2435 int dummy_count;
2436 char **cl;
2437#endif
2438 2725
2439 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->h->selection_wait)); 2726 if (XGetWindowProperty (dpy, win, prop,
2440 2727 0, PROP_SIZE / 4,
2441 if (prop == None) { /* check for failed XConvertSelection */ 2728 delete_prop, AnyPropertyType,
2442#ifdef MULTICHAR_SET 2729 &ct.encoding, &ct.format,
2443 if ((R->h->selection_type & Sel_CompoundText)) { 2730 &ct.nitems, &bytes_after,
2444 int selnum = R->h->selection_type & Sel_whereMask; 2731 &ct.value) != Success)
2445
2446 R->h->selection_type = 0;
2447 if (selnum != Sel_direct)
2448 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2449 }
2450#endif
2451 return 0;
2452 } 2732 {
2453 for (;;) { 2733 ct.value = 0;
2454 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2734 goto bailout;
2455 (long)(PROP_SIZE / 4), delete_prop, 2735 }
2456 AnyPropertyType, &ct.encoding, &ct.format, 2736
2457 &ct.nitems, &bytes_after,
2458 &ct.value) != Success)
2459 break;
2460 if (ct.encoding == 0) { 2737 if (ct.encoding == None)
2461 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2738 goto bailout;
2462 break; 2739
2463 } 2740 if (bytes_after)
2741 {
2742 // fetch and append remaining data
2743 XTextProperty ct2;
2744
2745 if (XGetWindowProperty (dpy, win, prop,
2746 ct.nitems / 4, (bytes_after + 3) / 4,
2747 delete_prop, AnyPropertyType,
2748 &ct2.encoding, &ct2.format,
2749 &ct2.nitems, &bytes_after,
2750 &ct2.value) != Success)
2751 goto bailout;
2752
2753 // realloc should be compatible to XFree, here, and elsewhere, too
2754 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2755 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2756 ct.nitems += ct2.nitems;
2757
2758 XFree (ct2.value);
2759 }
2760
2464 if (ct.value == NULL) { 2761 if (ct.value == 0)
2465 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!")); 2762 goto bailout;
2466 continue; 2763
2467 } 2764 if (ct.encoding == xa[XA_INCR])
2765 {
2766 // INCR selection, start handshake
2767 if (!delete_prop)
2768 XDeleteProperty (dpy, win, prop);
2769
2770 selection_wait = Sel_incr;
2771 incr_buf_fill = 0;
2772 incr_ev.start (10);
2773
2774 goto bailout;
2775 }
2776
2468 if (ct.nitems == 0) { 2777 if (ct.nitems == 0)
2469 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2778 {
2470 if (R->h->selection_wait == Sel_normal && nread == 0) { 2779 if (selection_wait == Sel_incr)
2471 /* 2780 {
2781 XFree (ct.value);
2782
2783 // finally complete, now paste the whole thing
2784 selection_wait = Sel_normal;
2785 ct.value = (unsigned char *)incr_buf;
2786 ct.nitems = incr_buf_fill;
2787 incr_buf = 0;
2788 incr_buf_size = 0;
2789 incr_ev.stop ();
2790 }
2791 else
2792 {
2793 if (selection_wait == Sel_normal
2794 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2795 {
2796 /*
2472 * pass through again trying CUT_BUFFER0 if we've come from 2797 * pass through again trying CUT_BUFFER0 if we've come from
2473 * XConvertSelection() but nothing was presented 2798 * XConvertSelection () but nothing was presented
2474 */ 2799 */
2475 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2800 selection_paste (display->root, XA_CUT_BUFFER0, False);
2476 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2801 }
2802
2803 goto bailout;
2804 }
2477 } 2805 }
2478 nread = -1; /* discount any previous stuff */ 2806 else if (selection_wait == Sel_incr)
2479 break; 2807 {
2480 } 2808 incr_ev.start (10);
2481 nread += ct.nitems; 2809
2482#ifdef MULTICHAR_SET 2810 while (incr_buf_fill + ct.nitems > incr_buf_size)
2811 {
2812 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2813 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2814 }
2815
2816 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2817 incr_buf_fill += ct.nitems;
2818
2819 goto bailout;
2820 }
2821
2822 char **cl;
2823 int cr;
2824
2825#if !ENABLE_MINIMAL
2826 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2827 // so recode it manually
2828 if (ct.encoding == xa[XA_UTF8_STRING])
2829 {
2830 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2831 char *s = rxvt_wcstombs (w);
2832 free (w);
2833 // TODO: strlen == only the first element will be converted. well...
2834 paste (s, strlen (s));
2835 free (s);
2836 }
2837 else
2838#endif
2483 if (XmbTextPropertyToTextList(R->Xdisplay, &ct, &cl, 2839 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2484 &dummy_count) == Success && cl) { 2840 && cl)
2485 rxvt_PasteIt(aR_ cl[0], STRLEN(cl[0])); 2841 {
2842 for (int i = 0; i < cr; i++)
2843 paste (cl[i], strlen (cl[i]));
2844
2486 XFreeStringList(cl); 2845 XFreeStringList (cl);
2846 }
2487 } else 2847 else
2488#endif 2848 paste ((char *)ct.value, ct.nitems); // paste raw
2489 rxvt_PasteIt(aR_ ct.value, (unsigned int)ct.nitems); 2849
2490 if (bytes_after == 0) 2850bailout:
2491 break;
2492 XFree(ct.value); 2851 XFree (ct.value);
2493 } 2852
2494 if (ct.value)
2495 XFree(ct.value);
2496 if (R->h->selection_wait == Sel_normal) 2853 if (selection_wait == Sel_normal)
2854 selection_wait = Sel_none;
2855}
2856
2857void
2858rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2859{
2497 R->h->selection_wait = Sel_none; 2860 selection_wait = Sel_none;
2498 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2499 return (int)nread;
2500}
2501 2861
2502/* 2862 incr_buf_size = 0;
2503 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za> 2863 free (incr_buf);
2504 */ 2864
2505/* EXTPROTO */ 2865 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2866}
2867
2506void 2868void
2507rxvt_selection_property(pR_ Window win, Atom prop) 2869rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2508{ 2870{
2509 int reget_time = 0; 2871 if (prop == None || selection_wait != Sel_incr)
2510
2511 if (prop == None)
2512 return;
2513 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2514 if (R->h->selection_wait == Sel_normal) {
2515 int a, afmt;
2516 Atom atype;
2517 unsigned long bytes_after, nitems;
2518 unsigned char *s = NULL;
2519
2520 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2521 R->h->xa[XA_INCR], &atype, &afmt, &nitems,
2522 &bytes_after, &s);
2523 if (s)
2524 XFree(s);
2525 if (a != Success)
2526 return; 2872 return;
2527#ifndef __CYGWIN32__ 2873
2528 if (atype == R->h->xa[XA_INCR]) { /* start an INCR transfer */ 2874 selection_paste (win, prop, true);
2529 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2530 XDeleteProperty(R->Xdisplay, win, prop);
2531 XFlush(R->Xdisplay);
2532 reget_time = 1;
2533 R->h->selection_wait = Sel_incr;
2534 }
2535#endif
2536 } else if (R->h->selection_wait == Sel_incr) {
2537 reget_time = 1;
2538 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2539 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2540 R->h->selection_wait = Sel_none;
2541 R->h->timeout[TIMEOUT_INCR].tv_sec = 0; /* turn off timer */
2542 }
2543 }
2544 if (reget_time) { /* received more data so reget time */
2545 (void)gettimeofday(&(R->h->timeout[TIMEOUT_INCR]), NULL);
2546 R->h->timeout[TIMEOUT_INCR].tv_sec += 10; /* ten seconds wait */
2547 }
2548} 2875}
2876
2549/* ------------------------------------------------------------------------- */ 2877/* ------------------------------------------------------------------------- */
2550/* 2878/*
2551 * Request the current selection: 2879 * Request the current selection:
2552 * Order: > internal selection if available 2880 * Order: > internal selection if available
2553 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2881 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2554 * > CUT_BUFFER0 2882 * > CUT_BUFFER0
2555 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2883 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2556 * will auto fallback to CUT_BUFFER0 2884 * will auto fallback to CUT_BUFFER0
2557 * EXT: button 2 release 2885 * EXT: button 2 release
2558 */ 2886 */
2559/* EXTPROTO */
2560void 2887void
2561rxvt_selection_request(pR_ Time tm, int x, int y) 2888rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2562{ 2889{
2563 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2890 if (selection.text && selnum == Sel_Primary)
2564 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2891 {
2565 return; /* outside window */ 2892 /* internal selection */
2893 char *str = rxvt_wcstombs (selection.text, selection.len);
2894 paste (str, strlen (str));
2895 free (str);
2896 return;
2897 }
2898 else
2899 {
2900 selection_request_time = tm;
2901 selection_wait = Sel_normal;
2566 2902
2567 if (R->selection.text != NULL) { /* internal selection */ 2903#if X_HAVE_UTF8_STRING
2568 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2904 selection_type = Sel_UTF8String;
2569 rxvt_PasteIt(aR_ R->selection.text, R->selection.len); 2905 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2570 return; 2906 return;
2571 } else {
2572 int i;
2573
2574 R->h->selection_request_time = tm;
2575 R->h->selection_wait = Sel_normal;
2576 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2577#ifdef MULTICHAR_SET
2578 R->h->selection_type = Sel_CompoundText;
2579#else 2907#else
2580 R->h->selection_type = 0; 2908 selection_type = Sel_CompoundText;
2581#endif 2909 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2582 if (rxvt_selection_request_other(aR_
2583#ifdef MULTICHAR_SET
2584 R->h->xa[XA_COMPOUND_TEXT],
2585#else
2586 XA_STRING,
2587#endif
2588 i))
2589 return; 2910 return;
2590 } 2911#endif
2591 } 2912 }
2913
2592 R->h->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2914 selection_wait = Sel_none; /* don't loop in selection_paste () */
2593 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2594 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2915 selection_paste (display->root, XA_CUT_BUFFER0, false);
2595} 2916}
2596 2917
2597/* INTPROTO */
2598int 2918int
2599rxvt_selection_request_other(pR_ Atom target, int selnum) 2919rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2600{ 2920{
2601 Atom sel; 2921 Atom sel;
2602#ifdef DEBUG_SELECT
2603 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2604#endif
2605 2922
2606 R->h->selection_type |= selnum; 2923 selection_type |= selnum;
2924
2607 if (selnum == Sel_Primary) 2925 if (selnum == Sel_Primary)
2608 sel = XA_PRIMARY; 2926 sel = XA_PRIMARY;
2609 else if (selnum == Sel_Secondary) 2927 else if (selnum == Sel_Secondary)
2610 sel = XA_SECONDARY; 2928 sel = XA_SECONDARY;
2611 else 2929 else
2612 sel = R->h->xa[XA_CLIPBOARD]; 2930 sel = xa[XA_CLIPBOARD];
2931
2613 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2932 if (XGetSelectionOwner (dpy, sel) != None)
2614 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2933 {
2615 XConvertSelection(R->Xdisplay, sel, target, R->h->xa[XA_VT_SELECTION], 2934 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2616 R->TermWin.vt, R->h->selection_request_time); 2935 vt, selection_request_time);
2617 return 1; 2936 return 1;
2618 } 2937 }
2938
2619 return 0; 2939 return 0;
2620} 2940}
2621 2941
2622/* ------------------------------------------------------------------------- */ 2942/* ------------------------------------------------------------------------- */
2623/* 2943/*
2624 * Clear all selected text 2944 * Clear all selected text
2625 * EXT: SelectionClear 2945 * EXT: SelectionClear
2626 */ 2946 */
2627/* EXTPROTO */
2628void 2947void
2629rxvt_selection_clear(pR) 2948rxvt_term::selection_clear () NOTHROW
2630{ 2949{
2631 D_SELECT((stderr, "rxvt_selection_clear()"));
2632
2633 R->h->want_refresh = 1; 2950 want_refresh = 1;
2634 if (R->selection.text)
2635 free(R->selection.text); 2951 free (selection.text);
2636 R->selection.text = NULL; 2952 selection.text = NULL;
2637 R->selection.len = 0; 2953 selection.len = 0;
2638 CLEAR_SELECTION(R); 2954 CLEAR_SELECTION ();
2955
2956 if (display->selection_owner == this)
2957 display->selection_owner = 0;
2639} 2958}
2640 2959
2641/* ------------------------------------------------------------------------- */ 2960/* ------------------------------------------------------------------------- */
2642/* 2961/*
2643 * Copy a selection into the cut buffer 2962 * Copy a selection into the cut buffer
2644 * EXT: button 1 or 3 release 2963 * EXT: button 1 or 3 release
2645 */ 2964 */
2646/* EXTPROTO */
2647void 2965void
2648rxvt_selection_make(pR_ Time tm) 2966rxvt_term::selection_make (Time tm)
2649{ 2967{
2650 int i, col, end_col, row, end_row; 2968 int i;
2651 unsigned char *new_selection_text; 2969 wchar_t *new_selection_text;
2652 char *str; 2970 text_t *t;
2653 text_t *t;
2654#ifdef ACS_ASCII
2655 rend_t *re;
2656#endif
2657 2971
2658 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2659 switch (R->selection.op) { 2972 switch (selection.op)
2973 {
2660 case SELECTION_CONT: 2974 case SELECTION_CONT:
2661 break; 2975 break;
2662 case SELECTION_INIT: 2976 case SELECTION_INIT:
2663 CLEAR_SELECTION(R); 2977 CLEAR_SELECTION ();
2664 /* FALLTHROUGH */ 2978 /* FALLTHROUGH */
2665 case SELECTION_BEGIN: 2979 case SELECTION_BEGIN:
2666 R->selection.op = SELECTION_DONE; 2980 selection.op = SELECTION_DONE;
2667 /* FALLTHROUGH */ 2981 /* FALLTHROUGH */
2668 default: 2982 default:
2669 return; 2983 return;
2670 } 2984 }
2985
2671 R->selection.op = SELECTION_DONE; 2986 selection.op = SELECTION_DONE;
2672 2987
2673 if (R->selection.clicks == 4) 2988 if (selection.clicks == 4)
2674 return; /* nothing selected, go away */ 2989 return; /* nothing selected, go away */
2675 2990
2991 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2992 return;
2993
2676 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2994 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2677 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2995 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2678 2996
2679 new_selection_text = (unsigned char *)str; 2997 int ofs = 0;
2998 int extra = 0;
2680 2999
2681 col = R->selection.beg.col; 3000 int col = selection.beg.col;
2682 MAX_IT(col, 0); 3001 int row = selection.beg.row;
2683 row = R->selection.beg.row + R->TermWin.saveLines;
2684 end_row = R->selection.end.row + R->TermWin.saveLines;
2685 3002
3003 int end_col;
3004
2686 for (; row <= end_row; row++, col = 0) 3005 for (; row <= selection.end.row; row++, col = 0)
3006 {
3007#if !ENABLE_MINIMAL
3008 if (selection.rect)
2687 { 3009 {
2688 t = &(R->screen.text[row][col]); 3010 col = selection.beg.col;
3011 end_col = ncol + 1;
3012 }
3013 else
3014#endif
3015 end_col = ROW(row).l;
2689 3016
2690 end_col = R->screen.tlen[row]; 3017 col = max (col, 0);
2691 3018
2692 if (end_col == -1)
2693 end_col = R->TermWin.ncol;
2694
2695 if (row == end_row) 3019 if (row == selection.end.row
3020#if !ENABLE_MINIMAL
3021 || selection.rect
3022#endif
3023 )
2696 MIN_IT (end_col, R->selection.end.col); 3024 min_it (end_col, selection.end.col);
2697 3025
3026 t = ROW(row).t + col;
3027
2698 for (; col < end_col; col++) 3028 for (; col < end_col; col++)
3029 {
2699 if (*t == NOCHAR) 3030 if (*t == NOCHAR)
2700 t++; 3031 t++;
3032#if ENABLE_COMBINING
3033 else if (IS_COMPOSE (*t))
3034 {
3035 int len = rxvt_composite.expand (*t, 0);
3036
3037 extra -= (len - 1);
3038
3039 if (extra < 0)
3040 {
3041 extra += i;
3042 i += i;
3043 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3044 }
3045
3046 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3047 }
3048#endif
2701 else 3049 else
2702 { 3050 new_selection_text[ofs++] = *t++;
2703 int len = wctomb (str, *t++);
2704 if (len > 0)
2705 str += len;
2706 }
2707
2708 if (R->screen.tlen[row] != -1 && row != end_row)
2709 *str++ = '\n';
2710 } 3051 }
2711 3052
2712#ifndef NO_OLD_SELECTION 3053#if !ENABLE_MINIMAL
2713 if (R->selection_style == OLD_SELECT) 3054 if (selection.rect)
2714 if (end_col == R->TermWin.ncol) 3055 {
2715 *str++ = '\n'; 3056 while (ofs
3057 && new_selection_text[ofs - 1] != C0_LF
3058 && unicode::is_space (new_selection_text[ofs - 1]))
3059 --ofs;
3060
3061 new_selection_text[ofs++] = C0_LF;
3062 }
3063 else
2716#endif 3064#endif
2717#ifndef NO_NEW_SELECTION 3065 if (!ROW(row).is_longer () && row != selection.end.row)
2718 if (R->selection_style != OLD_SELECT) 3066 new_selection_text[ofs++] = C0_LF;
3067 }
3068
2719 if (end_col != R->selection.end.col) 3069 if (end_col != selection.end.col)
2720 *str++ = '\n'; 3070 new_selection_text[ofs++] = C0_LF;
2721#endif
2722 *str = '\0';
2723 3071
2724 i = str - (char *)new_selection_text; 3072 new_selection_text[ofs] = 0;
3073
2725 if (i == 0) 3074 if (ofs == 0)
2726 { 3075 {
2727 free (new_selection_text); 3076 free (new_selection_text);
2728 return; 3077 return;
2729 } 3078 }
2730 3079
2731 // due to MB_MAX_CUR, selection wastage is usually high
2732 if (str - (char *)new_selection_text > 1024)
2733 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2734
2735 R->selection.len = i;
2736 if (R->selection.text)
2737 free (R->selection.text); 3080 free (selection.text);
2738 3081
2739 R->selection.text = new_selection_text; 3082 // we usually allocate much more than necessary, so realloc it smaller again
3083 selection.len = ofs;
3084 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2740 3085
2741 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3086 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2742 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3087 return;
2743 rxvt_print_error("can't get primary selection"); 3088
2744 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3089 selection_grab (tm);
2745 PropModeReplace, R->selection.text, (int)R->selection.len); 3090}
3091
3092bool
3093rxvt_term::selection_grab (Time tm) NOTHROW
3094{
2746 R->h->selection_time = tm; 3095 selection_time = tm;
2747 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3096
3097 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3098 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3099 {
3100 display->set_selection_owner (this);
3101 return true;
3102 }
3103 else
3104 {
3105 selection_clear ();
3106 return false;
3107 }
3108
3109#if 0
3110 XTextProperty ct;
3111
3112 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3113 {
3114 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3115 XFree (ct.value);
3116 }
3117#endif
2748} 3118}
2749 3119
2750/* ------------------------------------------------------------------------- */ 3120/* ------------------------------------------------------------------------- */
2751/* 3121/*
2752 * Mark or select text based upon number of clicks: 1, 2, or 3 3122 * Mark or select text based upon number of clicks: 1, 2, or 3
2753 * EXT: button 1 press 3123 * EXT: button 1 press
2754 */ 3124 */
2755/* EXTPROTO */
2756void 3125void
2757rxvt_selection_click(pR_ int clicks, int x, int y) 3126rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2758{ 3127{
2759 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2760
2761 clicks = ((clicks - 1) % 3) + 1; 3128 clicks = ((clicks - 1) % 3) + 1;
2762 R->selection.clicks = clicks; /* save clicks so extend will work */ 3129 selection.clicks = clicks; /* save clicks so extend will work */
2763 3130
3131 if (clicks == 2 && !selection.rect
3132 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3133 {
3134 MEvent.clicks = 1; // what a mess
3135 selection.screen = current_screen;
3136 selection.op = SELECTION_CONT;
3137 return;
3138 }
3139
2764 rxvt_selection_start_colrow(aR_ Pixel2Col(x), Pixel2Row(y)); 3140 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3141
2765 if (clicks == 2 || clicks == 3) 3142 if (clicks == 2 || clicks == 3)
2766 rxvt_selection_extend_colrow(aR_ R->selection.mark.col, 3143 selection_extend_colrow (selection.mark.col,
2767 R->selection.mark.row 3144 selection.mark.row - view_start,
2768 + R->TermWin.view_start, 3145 0, /* button 3 */
2769 0, /* button 3 */ 3146 1, /* button press */
2770 1, /* button press */ 3147 0); /* click change */
2771 0); /* click change */
2772} 3148}
2773 3149
2774/* ------------------------------------------------------------------------- */ 3150/* ------------------------------------------------------------------------- */
2775/* 3151/*
2776 * Mark a selection at the specified col/row 3152 * Mark a selection at the specified col/row
2777 */ 3153 */
2778/* INTPROTO */
2779void 3154void
2780rxvt_selection_start_colrow(pR_ int col, int row) 3155rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2781{ 3156{
2782 R->h->want_refresh = 1; 3157 want_refresh = 1;
3158
3159 selection.mark.row = row + view_start;
2783 R->selection.mark.col = col; 3160 selection.mark.col = col;
2784 R->selection.mark.row = row - R->TermWin.view_start; 3161
2785 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3162 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2786 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3163 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3164
3165 while (selection.mark.col > 0
3166 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2787 MAX_IT(R->selection.mark.col, 0); 3167 --selection.mark.col;
2788 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2789 3168
2790 if (R->selection.op) { /* clear the old selection */ 3169 if (selection.op)
3170 {
3171 /* clear the old selection */
2791 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3172 selection.beg.row = selection.end.row = selection.mark.row;
2792 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3173 selection.beg.col = selection.end.col = selection.mark.col;
2793 } 3174 }
3175
2794 R->selection.op = SELECTION_INIT; 3176 selection.op = SELECTION_INIT;
2795 R->selection.screen = R->h->current_screen; 3177 selection.screen = current_screen;
2796} 3178}
2797 3179
2798/* ------------------------------------------------------------------------- */ 3180/* ------------------------------------------------------------------------- */
2799/* 3181/*
2800 * Word select: select text for 2 clicks 3182 * Word select: select text for 2 clicks
2801 * We now only find out the boundary in one direction 3183 * We now only find out the boundary in one direction
2802 */ 3184 */
2803 3185
2804/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3186/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2805#define DELIMIT_TEXT(x) \ 3187#define DELIMIT_TEXT(x) \
2806 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->h->rs[Rs_cutchars], (x)) != NULL)) 3188 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2807#ifdef MULTICHAR_SET
2808# define DELIMIT_REND(x) (((x) & RS_multiMask) ? 1 : 0)
2809#else
2810# define DELIMIT_REND(x) 1 3189#define DELIMIT_REND(x) 1
2811#endif
2812 3190
2813/* INTPROTO */
2814void 3191void
2815rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3192rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2816{ 3193{
2817 int col, row, dirnadd, tcol, trow, w1, w2; 3194 int col, row, dirnadd, tcol, trow, w1, w2;
2818 row_col_t bound; 3195 row_col_t bound;
2819 text_t *stp; 3196 text_t *stp;
2820 rend_t *srp; 3197 rend_t *srp;
2821 3198
2822 if (dirn == UP) { 3199 if (dirn == UP)
2823 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1;
2824 bound.col = 0;
2825 dirnadd = -1;
2826 } else {
2827 bound.row = R->TermWin.saveLines + R->TermWin.nrow;
2828 bound.col = R->TermWin.ncol - 1;
2829 dirnadd = 1;
2830 } 3200 {
2831 row = mark->row + R->TermWin.saveLines; 3201 bound.row = top_row - 1;
3202 bound.col = 0;
3203 dirnadd = -1;
3204 }
3205 else
3206 {
3207 bound.row = nrow;
3208 bound.col = ncol - 1;
3209 dirnadd = 1;
3210 }
3211
3212 row = mark->row;
2832 col = mark->col; 3213 col = max (mark->col, 0);
2833 MAX_IT(col, 0); 3214
2834/* find the edge of a word */ 3215 /* find the edge of a word */
2835 stp = &(R->screen.text[row][col]); 3216 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2836 w1 = DELIMIT_TEXT(*stp); 3217 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2837 3218
2838 if (R->selection_style != NEW_SELECT) {
2839 if (w1 == 1) {
2840 stp += dirnadd;
2841 if (DELIMIT_TEXT(*stp) == 1)
2842 goto Old_Word_Selection_You_Die;
2843 col += dirnadd;
2844 }
2845 w1 = 0;
2846 }
2847 srp = (&R->screen.rend[row][col]);
2848 w2 = DELIMIT_REND(*srp);
2849
2850 for (;;) { 3219 for (;;)
3220 {
2851 for (; col != bound.col; col += dirnadd) { 3221 for (; col != bound.col; col += dirnadd)
3222 {
2852 stp += dirnadd; 3223 stp += dirnadd;
3224 srp += dirnadd;
3225
3226 if (*stp == NOCHAR)
3227 continue;
3228
2853 if (DELIMIT_TEXT(*stp) != w1) 3229 if (DELIMIT_TEXT (*stp) != w1)
2854 break; 3230 break;
2855 srp += dirnadd;
2856 if (DELIMIT_REND(*srp) != w2) 3231 if (DELIMIT_REND (*srp) != w2)
2857 break; 3232 break;
2858 } 3233 }
3234
2859 if ((col == bound.col) && (row != bound.row)) { 3235 if ((col == bound.col) && (row != bound.row))
2860 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) { 3236 {
2861 trow = row + dirnadd; 3237 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2862 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0; 3238 {
2863 if (R->screen.text[trow] == NULL) 3239 trow = row + dirnadd;
2864 break; 3240 tcol = dirn == UP ? ncol - 1 : 0;
2865 stp = &(R->screen.text[trow][tcol]); 3241
2866 srp = &(R->screen.rend[trow][tcol]); 3242 if (!ROW(trow).t)
3243 break;
3244
3245 stp = ROW(trow).t + tcol;
3246 srp = ROW(trow).r + tcol;
3247
2867 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2) 3248 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3249 break;
3250
3251 row = trow;
3252 col = tcol;
3253 continue;
3254 }
3255 }
2868 break; 3256 break;
2869 row = trow;
2870 col = tcol;
2871 continue;
2872 } 3257 }
2873 }
2874 break;
2875 }
2876 Old_Word_Selection_You_Die:
2877 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2878 3258
2879 if (dirn == DN) 3259 if (dirn == DN)
2880 col++; /* put us on one past the end */ 3260 col++; /* put us on one past the end */
2881 3261
2882/* Poke the values back in */ 3262 /* Poke the values back in */
2883 ret->row = row - R->TermWin.saveLines; 3263 ret->row = row;
2884 ret->col = col; 3264 ret->col = col;
2885} 3265}
2886 3266
2887/* ------------------------------------------------------------------------- */ 3267/* ------------------------------------------------------------------------- */
2888/* 3268/*
2889 * Extend the selection to the specified x/y pixel location 3269 * Extend the selection to the specified x/y pixel location
2890 * EXT: button 3 press; button 1 or 3 drag 3270 * EXT: button 3 press; button 1 or 3 drag
2891 * flag == 0 ==> button 1 3271 * flag == 0 ==> button 1
2892 * flag == 1 ==> button 3 press 3272 * flag == 1 ==> button 3 press
2893 * flag == 2 ==> button 3 motion 3273 * flag == 2 ==> button 3 motion
2894 */ 3274 */
2895/* EXTPROTO */
2896void 3275void
2897rxvt_selection_extend(pR_ int x, int y, int flag) 3276rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2898{ 3277{
2899 int col, row; 3278 int col = clamp (Pixel2Col (x), 0, ncol);
3279 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2900 3280
2901 col = Pixel2Col(x); 3281 /*
2902 row = Pixel2Row(y);
2903 MAX_IT(row, 0);
2904 MIN_IT(row, (int)R->TermWin.nrow - 1);
2905 MAX_IT(col, 0);
2906 MIN_IT(col, (int)R->TermWin.ncol);
2907#ifndef NO_NEW_SELECTION
2908/*
2909 * If we're selecting characters (single click) then we must check first 3282 * If we're selecting characters (single click) then we must check first
2910 * if we are at the same place as the original mark. If we are then 3283 * if we are at the same place as the original mark. If we are then
2911 * select nothing. Otherwise, if we're to the right of the mark, you have to 3284 * select nothing. Otherwise, if we're to the right of the mark, you have to
2912 * be _past_ a character for it to be selected. 3285 * be _past_ a character for it to be selected.
2913 */ 3286 */
2914 if (R->selection_style != OLD_SELECT) {
2915 if (((R->selection.clicks % 3) == 1) && !flag 3287 if (((selection.clicks % 3) == 1) && !flag
2916 && (col == R->selection.mark.col 3288 && (col == selection.mark.col
2917 && (row == R->selection.mark.row + R->TermWin.view_start))) { 3289 && (row == selection.mark.row - view_start)))
3290 {
2918 /* select nothing */ 3291 /* select nothing */
2919 R->selection.beg.row = R->selection.end.row = 0; 3292 selection.beg.row = selection.end.row = 0;
2920 R->selection.beg.col = R->selection.end.col = 0; 3293 selection.beg.col = selection.end.col = 0;
2921 R->selection.clicks = 4; 3294 selection.clicks = 4;
2922 R->h->want_refresh = 1; 3295 want_refresh = 1;
2923 D_SELECT((stderr, "rxvt_selection_extend() R->selection.clicks = 4"));
2924 return; 3296 return;
2925 }
2926 } 3297 }
2927#endif 3298
2928 if (R->selection.clicks == 4) 3299 if (selection.clicks == 4)
2929 R->selection.clicks = 1; 3300 selection.clicks = 1;
3301
2930 rxvt_selection_extend_colrow(aR_ col, row, !!flag, /* ? button 3 */ 3302 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2931 flag == 1 ? 1 : 0, /* ? button press */ 3303 flag == 1 ? 1 : 0, /* ? button press */
2932 0); /* no click change */ 3304 0); /* no click change */
2933} 3305}
2934 3306
2935/* ------------------------------------------------------------------------- */ 3307/* ------------------------------------------------------------------------- */
2936/* 3308/*
2937 * Extend the selection to the specified col/row 3309 * Extend the selection to the specified col/row
2938 */ 3310 */
2939/* INTPROTO */
2940void 3311void
2941rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3312rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2942{ 3313{
2943 int16_t ncol = R->TermWin.ncol;
2944 int end_col;
2945 row_col_t pos; 3314 row_col_t pos;
2946 enum { 3315 enum {
2947 LEFT, RIGHT 3316 LEFT, RIGHT
2948 } closeto = RIGHT; 3317 } closeto = RIGHT;
2949 3318
2950 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2951 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2952
2953 R->h->want_refresh = 1; 3319 want_refresh = 1;
3320
2954 switch (R->selection.op) { 3321 switch (selection.op)
3322 {
2955 case SELECTION_INIT: 3323 case SELECTION_INIT:
2956 CLEAR_SELECTION(R); 3324 CLEAR_SELECTION ();
2957 R->selection.op = SELECTION_BEGIN; 3325 selection.op = SELECTION_BEGIN;
2958 /* FALLTHROUGH */ 3326 /* FALLTHROUGH */
2959 case SELECTION_BEGIN: 3327 case SELECTION_BEGIN:
2960 if (row != R->selection.mark.row || col != R->selection.mark.col 3328 if (row != selection.mark.row || col != selection.mark.col
2961 || (!button3 && buttonpress)) 3329 || (!button3 && buttonpress))
2962 R->selection.op = SELECTION_CONT; 3330 selection.op = SELECTION_CONT;
2963 break; 3331 break;
2964 case SELECTION_DONE: 3332 case SELECTION_DONE:
2965 R->selection.op = SELECTION_CONT; 3333 selection.op = SELECTION_CONT;
2966 /* FALLTHROUGH */ 3334 /* FALLTHROUGH */
2967 case SELECTION_CONT: 3335 case SELECTION_CONT:
2968 break; 3336 break;
2969 case SELECTION_CLEAR: 3337 case SELECTION_CLEAR:
2970 rxvt_selection_start_colrow(aR_ col, row); 3338 selection_start_colrow (col, row);
2971 /* FALLTHROUGH */ 3339 /* FALLTHROUGH */
2972 default: 3340 default:
2973 return; 3341 return;
2974 } 3342 }
3343
2975 if (R->selection.beg.col == R->selection.end.col 3344 if (selection.beg.col == selection.end.col
2976 && R->selection.beg.col != R->selection.mark.col 3345 && selection.beg.col != selection.mark.col
2977 && R->selection.beg.row == R->selection.end.row 3346 && selection.beg.row == selection.end.row
2978 && R->selection.beg.row != R->selection.mark.row) { 3347 && selection.beg.row != selection.mark.row)
3348 {
2979 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3349 selection.beg.col = selection.end.col = selection.mark.col;
2980 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3350 selection.beg.row = selection.end.row = selection.mark.row;
2981 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2982 } 3351 }
2983 3352
2984 pos.col = col; 3353 pos.col = col;
2985 pos.row = row; 3354 pos.row = view_start + row;
2986 3355
2987 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3356 /*
2988
2989#ifndef NO_OLD_SELECTION
2990/*
2991 * This mimics some of the selection behaviour of version 2.20 and before.
2992 * There are no ``selection modes'', button3 is always character extension.
2993 * Note: button3 drag is always available, c.f. v2.20
2994 * Selection always terminates (left or right as appropriate) at the mark.
2995 */
2996 if (R->selection_style == OLD_SELECT) {
2997 if (R->selection.clicks == 1 || button3) {
2998 if (R->h->hate_those_clicks) {
2999 R->h->hate_those_clicks = 0;
3000 if (R->selection.clicks == 1) {
3001 R->selection.beg.row = R->selection.mark.row;
3002 R->selection.beg.col = R->selection.mark.col;
3003 } else {
3004 R->selection.mark.row = R->selection.beg.row;
3005 R->selection.mark.col = R->selection.beg.col;
3006 }
3007 }
3008 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3009 R->selection.end.row = R->selection.mark.row;
3010 R->selection.end.col = R->selection.mark.col + 1;
3011 R->selection.beg.row = pos.row;
3012 R->selection.beg.col = pos.col;
3013 } else {
3014 R->selection.beg.row = R->selection.mark.row;
3015 R->selection.beg.col = R->selection.mark.col;
3016 R->selection.end.row = pos.row;
3017 R->selection.end.col = pos.col + 1;
3018 }
3019 } else if (R->selection.clicks == 2) {
3020 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark),
3021 &(R->selection.beg));
3022 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark),
3023 &(R->selection.end));
3024 R->h->hate_those_clicks = 1;
3025 } else if (R->selection.clicks == 3) {
3026 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3027 R->selection.beg.col = 0;
3028 R->selection.end.col = ncol;
3029 R->h->hate_those_clicks = 1;
3030 }
3031 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3032 return;
3033 }
3034#endif /* ! NO_OLD_SELECTION */
3035#ifndef NO_NEW_SELECTION
3036/* selection_style must not be OLD_SELECT to get here */
3037/*
3038 * This is mainly xterm style selection with a couple of differences, mainly 3357 * This is mainly xterm style selection with a couple of differences, mainly
3039 * in the way button3 drag extension works. 3358 * in the way button3 drag extension works.
3040 * We're either doing: button1 drag; button3 press; or button3 drag 3359 * We're either doing: button1 drag; button3 press; or button3 drag
3041 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3360 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3042 * is always at the left/right edge of the R->selection. 3361 * is always at the left/right edge of the selection.
3043 * b) button3 press: extend/contract character/word/line at whichever edge of 3362 * b) button3 press: extend/contract character/word/line at whichever edge of
3044 * the selection we are closest to. 3363 * the selection we are closest to.
3045 * c) button3 drag : extend/contract character/word/line - we select around 3364 * c) button3 drag : extend/contract character/word/line - we select around
3046 * a point/word/line which is either the start or end of the selection 3365 * a point/word/line which is either the start or end of the selection
3047 * and it was decided by whichever point/word/line was `fixed' at the 3366 * and it was decided by whichever point/word/line was `fixed' at the
3048 * time of the most recent button3 press 3367 * time of the most recent button3 press
3049 */ 3368 */
3050 if (button3 && buttonpress) { /* button3 press */ 3369 if (button3 && buttonpress)
3051 /* 3370 {
3371 /* button3 press */
3372 /*
3052 * first determine which edge of the selection we are closest to 3373 * first determine which edge of the selection we are closest to
3053 */ 3374 */
3054 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3375 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3055 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3376 || (!ROWCOL_IS_AFTER (pos, selection.end)
3056 && (((pos.col - R->selection.beg.col) 3377 && (((pos.col - selection.beg.col)
3057 + ((pos.row - R->selection.beg.row) * ncol)) 3378 + ((pos.row - selection.beg.row) * ncol))
3058 < ((R->selection.end.col - pos.col) 3379 < ((selection.end.col - pos.col)
3059 + ((R->selection.end.row - pos.row) * ncol))))) 3380 + ((selection.end.row - pos.row) * ncol)))))
3060 closeto = LEFT; 3381 closeto = LEFT;
3382
3061 if (closeto == LEFT) { 3383 if (closeto == LEFT)
3384 {
3062 R->selection.beg.row = pos.row; 3385 selection.beg.row = pos.row;
3063 R->selection.beg.col = pos.col; 3386 selection.beg.col = pos.col;
3064 R->selection.mark.row = R->selection.end.row; 3387 selection.mark.row = selection.end.row;
3065 R->selection.mark.col = R->selection.end.col 3388 selection.mark.col = selection.end.col - (selection.clicks == 2);
3066 - (R->selection.clicks == 2); 3389 }
3067 } else { 3390 else
3391 {
3068 R->selection.end.row = pos.row; 3392 selection.end.row = pos.row;
3069 R->selection.end.col = pos.col; 3393 selection.end.col = pos.col;
3070 R->selection.mark.row = R->selection.beg.row; 3394 selection.mark.row = selection.beg.row;
3071 R->selection.mark.col = R->selection.beg.col; 3395 selection.mark.col = selection.beg.col;
3072 } 3396 }
3397 }
3398 else
3399 {
3073 } else { /* button1 drag or button3 drag */ 3400 /* button1 drag or button3 drag */
3074 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) { 3401 if (ROWCOL_IS_AFTER (selection.mark, pos))
3402 {
3075 if ((R->selection.mark.row == R->selection.end.row) 3403 if (selection.mark.row == selection.end.row
3076 && (R->selection.mark.col == R->selection.end.col) 3404 && selection.mark.col == selection.end.col
3077 && clickchange && R->selection.clicks == 2) 3405 && clickchange
3078 R->selection.mark.col--; 3406 && selection.clicks == 2)
3407 selection.mark.col--;
3408
3079 R->selection.beg.row = pos.row; 3409 selection.beg.row = pos.row;
3080 R->selection.beg.col = pos.col; 3410 selection.beg.col = pos.col;
3081 R->selection.end.row = R->selection.mark.row; 3411 selection.end.row = selection.mark.row;
3082 R->selection.end.col = R->selection.mark.col 3412 selection.end.col = selection.mark.col + (selection.clicks == 2);
3083 + (R->selection.clicks == 2); 3413 }
3084 } else { 3414 else
3415 {
3085 R->selection.beg.row = R->selection.mark.row; 3416 selection.beg.row = selection.mark.row;
3086 R->selection.beg.col = R->selection.mark.col; 3417 selection.beg.col = selection.mark.col;
3087 R->selection.end.row = pos.row; 3418 selection.end.row = pos.row;
3088 R->selection.end.col = pos.col; 3419 selection.end.col = pos.col;
3089 } 3420 }
3090 } 3421 }
3091 3422
3092 if (R->selection.clicks == 1) { 3423 if (selection.clicks == 1)
3093 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines]; 3424 {
3094 if (end_col != -1 && R->selection.beg.col > end_col) { 3425 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3095#if 1 3426 && !ROW(selection.beg.row).is_longer ()
3096 R->selection.beg.col = ncol; 3427#if !ENABLE_MINIMAL
3097#else 3428 && !selection.rect
3098 if (R->selection.beg.row != R->selection.end.row) 3429#endif
3430 )
3099 R->selection.beg.col = ncol; 3431 selection.beg.col = ncol;
3100 else 3432
3101 R->selection.beg.col = R->selection.mark.col; 3433 if (
3434 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3435 && !ROW(selection.end.row).is_longer ()
3436#if !ENABLE_MINIMAL
3437 && !selection.rect
3438#endif
3439 )
3440 selection.end.col = ncol;
3441 }
3442 else if (selection.clicks == 2)
3443 {
3444 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3445 selection.end.col--;
3446
3447 selection_delimit_word (UP, &selection.beg, &selection.beg);
3448 selection_delimit_word (DN, &selection.end, &selection.end);
3449 }
3450 else if (selection.clicks == 3)
3451 {
3452#if ENABLE_FRILLS
3453 if (option (Opt_tripleclickwords))
3454 {
3455 selection_delimit_word (UP, &selection.beg, &selection.beg);
3456
3457 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3458 {
3459 if (!ROW(end_row).is_longer ())
3460 {
3461 selection.end.row = end_row;
3462 selection.end.col = ROW(end_row).l;
3463# if !ENABLE_MINIMAL
3464 selection_remove_trailing_spaces ();
3102#endif 3465# endif
3103 } 3466 break;
3104 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines]; 3467 }
3105 if (end_col != -1 && R->selection.end.col > end_col) 3468 }
3106 R->selection.end.col = ncol; 3469 }
3107 3470 else
3108 } else if (R->selection.clicks == 2) { 3471#endif
3472 {
3109 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg)) 3473 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3110 R->selection.end.col--; 3474 selection.mark.col++;
3111 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3112 &(R->selection.beg));
3113 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3114 &(R->selection.end));
3115 } else if (R->selection.clicks == 3) {
3116#ifndef NO_FRILLS
3117 if ((R->Options & Opt_tripleclickwords)) {
3118 int end_row;
3119 3475
3120 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg), 3476 selection.beg.col = 0;
3121 &(R->selection.beg)); 3477 selection.end.col = ncol;
3122 end_row = R->screen.tlen[R->selection.mark.row 3478
3123 + R->TermWin.saveLines]; 3479 // select a complete logical line
3124 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow; 3480 while (selection.beg.row > -saveLines
3125 end_row++) { 3481 && ROW(selection.beg.row - 1).is_longer ())
3126 end_col = R->screen.tlen[end_row + R->TermWin.saveLines]; 3482 selection.beg.row--;
3127 if (end_col != -1) { 3483
3128 R->selection.end.row = end_row; 3484 while (selection.end.row < nrow
3129 R->selection.end.col = end_col; 3485 && ROW(selection.end.row).is_longer ())
3130 rxvt_selection_remove_trailing_spaces(aR); 3486 selection.end.row++;
3131 break; 3487 }
3132 }
3133 } 3488 }
3134 } else 3489
3135#endif 3490 if (button3 && buttonpress)
3136 {
3137 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3138 R->selection.mark.col++;
3139 R->selection.beg.col = 0;
3140 R->selection.end.col = ncol;
3141 }
3142 } 3491 {
3143 if (button3 && buttonpress) { /* mark may need to be changed */ 3492 /* mark may need to be changed */
3144 if (closeto == LEFT) { 3493 if (closeto == LEFT)
3494 {
3145 R->selection.mark.row = R->selection.end.row; 3495 selection.mark.row = selection.end.row;
3146 R->selection.mark.col = R->selection.end.col 3496 selection.mark.col = selection.end.col - (selection.clicks == 2);
3147 - (R->selection.clicks == 2); 3497 }
3148 } else { 3498 else
3499 {
3149 R->selection.mark.row = R->selection.beg.row; 3500 selection.mark.row = selection.beg.row;
3150 R->selection.mark.col = R->selection.beg.col; 3501 selection.mark.col = selection.beg.col;
3151 } 3502 }
3152 } 3503 }
3153 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3154#endif /* ! NO_NEW_SELECTION */
3155}
3156 3504
3157#ifndef NO_FRILLS 3505#if !ENABLE_MINIMAL
3158/* INTPROTO */ 3506 if (selection.rect && selection.beg.col > selection.end.col)
3507 ::swap (selection.beg.col, selection.end.col);
3508#endif
3509}
3510
3511#if !ENABLE_MINIMAL
3159void 3512void
3160rxvt_selection_remove_trailing_spaces(pR) 3513rxvt_term::selection_remove_trailing_spaces () NOTHROW
3161{ 3514{
3162 int32_t end_col, end_row; 3515 int32_t end_col, end_row;
3163 text_t *stp; 3516 text_t *stp;
3164 3517
3165 end_col = R->selection.end.col; 3518 end_col = selection.end.col;
3166 end_row = R->selection.end.row; 3519 end_row = selection.end.row;
3520
3167 for ( ; end_row >= R->selection.beg.row; ) { 3521 for (; end_row >= selection.beg.row; )
3168 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3522 {
3523 stp = ROW(end_row).t;
3524
3169 while (--end_col >= 0) { 3525 while (--end_col >= 0)
3170 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3526 {
3171 break; 3527 if (stp[end_col] != NOCHAR
3172 } 3528 && !unicode::is_space (stp[end_col]))
3529 break;
3530 }
3531
3173 if (end_col >= 0 3532 if (end_col >= 0
3174 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3533 || !ROW(end_row - 1).is_longer ())
3534 {
3175 R->selection.end.col = end_col + 1; 3535 selection.end.col = end_col + 1;
3176 R->selection.end.row = end_row; 3536 selection.end.row = end_row;
3177 break; 3537 break;
3178 } 3538 }
3179 end_row--; 3539
3180 end_col = R->TermWin.ncol; 3540 end_row--;
3541 end_col = ncol;
3181 } 3542 }
3543
3182 if (R->selection.mark.row > R->selection.end.row) { 3544 if (selection.mark.row > selection.end.row)
3545 {
3183 R->selection.mark.row = R->selection.end.row; 3546 selection.mark.row = selection.end.row;
3184 R->selection.mark.col = R->selection.end.col; 3547 selection.mark.col = selection.end.col;
3548 }
3185 } else if (R->selection.mark.row == R->selection.end.row 3549 else if (selection.mark.row == selection.end.row
3186 && R->selection.mark.col > R->selection.end.col) 3550 && selection.mark.col > selection.end.col)
3187 R->selection.mark.col = R->selection.end.col; 3551 selection.mark.col = selection.end.col;
3188} 3552}
3189#endif 3553#endif
3190 3554
3191/* ------------------------------------------------------------------------- */ 3555/* ------------------------------------------------------------------------- */
3192/* 3556/*
3193 * Double click on button 3 when already selected 3557 * Double click on button 3 when already selected
3194 * EXT: button 3 double click 3558 * EXT: button 3 double click
3195 */ 3559 */
3196/* EXTPROTO */
3197void 3560void
3198rxvt_selection_rotate(pR_ int x, int y) 3561rxvt_term::selection_rotate (int x, int y) NOTHROW
3199{ 3562{
3200 R->selection.clicks = R->selection.clicks % 3 + 1; 3563 selection.clicks = selection.clicks % 3 + 1;
3201 rxvt_selection_extend_colrow(aR_ Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3564 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3202} 3565}
3203
3204/* ------------------------------------------------------------------------- */
3205/*
3206 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3207 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3208 * the X11 protocol.
3209 */
3210typedef CARD32 Atom32;
3211 3566
3212/* ------------------------------------------------------------------------- */ 3567/* ------------------------------------------------------------------------- */
3213/* 3568/*
3214 * Respond to a request for our current selection 3569 * Respond to a request for our current selection
3215 * EXT: SelectionRequest 3570 * EXT: SelectionRequest
3216 */ 3571 */
3217/* EXTPROTO */
3218void 3572void
3219rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3573rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3220{ 3574{
3221 XSelectionEvent ev; 3575 XSelectionEvent ev;
3576
3577 ev.type = SelectionNotify;
3578 ev.property = None;
3579 ev.display = rq.display;
3580 ev.requestor = rq.requestor;
3581 ev.selection = rq.selection;
3582 ev.target = rq.target;
3583 ev.time = rq.time;
3584
3585 if (rq.target == xa[XA_TARGETS])
3586 {
3587 Atom target_list[6];
3588 Atom *target = target_list;
3589
3590 *target++ = xa[XA_TARGETS];
3591 *target++ = xa[XA_TIMESTAMP];
3592 *target++ = XA_STRING;
3593 *target++ = xa[XA_TEXT];
3594 *target++ = xa[XA_COMPOUND_TEXT];
3595#if X_HAVE_UTF8_STRING
3596 *target++ = xa[XA_UTF8_STRING];
3597#endif
3598
3599 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3600 32, PropModeReplace,
3601 (unsigned char *)target_list, target - target_list);
3602 ev.property = rq.property;
3603 }
3604#if TODO // TODO
3605 else if (rq.target == xa[XA_MULTIPLE])
3606 {
3607 /* TODO: Handle MULTIPLE */
3608 }
3609#endif
3610 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3611 {
3612 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3613 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3614 ev.property = rq.property;
3615 }
3616 else if (rq.target == XA_STRING
3617 || rq.target == xa[XA_TEXT]
3618 || rq.target == xa[XA_COMPOUND_TEXT]
3619 || rq.target == xa[XA_UTF8_STRING]
3620 )
3621 {
3622 XTextProperty ct;
3623 Atom target = rq.target;
3624 short freect = 0;
3625 int selectlen;
3626 wchar_t *cl;
3627 enum {
3628 enc_string = XStringStyle,
3629 enc_text = XStdICCTextStyle,
3630 enc_compound_text = XCompoundTextStyle,
3631#ifdef X_HAVE_UTF8_STRING
3632 enc_utf8 = XUTF8StringStyle,
3633#else
3634 enc_utf8 = -1,
3635#endif
3636 } style;
3637
3638 if (target == XA_STRING)
3639 // we actually don't do XA_STRING, but who cares, as i18n clients
3640 // will ask for another format anyways.
3641 style = enc_string;
3642 else if (target == xa[XA_TEXT])
3643 style = enc_text;
3644 else if (target == xa[XA_COMPOUND_TEXT])
3645 style = enc_compound_text;
3646#if !ENABLE_MINIMAL
3647 else if (target == xa[XA_UTF8_STRING])
3648 style = enc_utf8;
3649#endif
3650 else
3651 {
3652 target = xa[XA_COMPOUND_TEXT];
3653 style = enc_compound_text;
3654 }
3655
3656 if (selection.text)
3657 {
3658 cl = selection.text;
3659 selectlen = selection.len;
3660 }
3661 else
3662 {
3663 cl = L"";
3664 selectlen = 0;
3665 }
3666
3667#if !ENABLE_MINIMAL
3668 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3669 // so recode it manually
3670 if (style == enc_utf8)
3671 {
3672 freect = 1;
3673 ct.encoding = target;
3674 ct.format = 8;
3675 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3676 ct.nitems = strlen ((char *)ct.value);
3677 }
3678 else
3679#endif
3680 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3681 freect = 1;
3682 else
3683 {
3684 /* if we failed to convert then send it raw */
3685 ct.value = (unsigned char *)cl;
3686 ct.nitems = selectlen;
3687 ct.encoding = target;
3688 }
3689
3690 XChangeProperty (dpy, rq.requestor, rq.property,
3691 ct.encoding, 8, PropModeReplace,
3692 ct.value, (int)ct.nitems);
3693 ev.property = rq.property;
3694
3695 if (freect)
3696 XFree (ct.value);
3697 }
3698
3699 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3700}
3701
3702/* ------------------------------------------------------------------------- */
3222#ifdef USE_XIM 3703#ifdef USE_XIM
3223 Atom32 target_list[4]; 3704void
3224#else 3705rxvt_term::im_set_position (XPoint &pos) NOTHROW
3225 Atom32 target_list[3]; 3706{
3226#endif 3707 XWindowAttributes xwa;
3227 Atom target;
3228 XTextProperty ct;
3229 XICCEncodingStyle style;
3230 char *cl[2], dummy[1];
3231 3708
3232 ev.type = SelectionNotify; 3709 XGetWindowAttributes (dpy, vt, &xwa);
3233 ev.property = None;
3234 ev.display = rq->display;
3235 ev.requestor = rq->requestor;
3236 ev.selection = rq->selection;
3237 ev.target = rq->target;
3238 ev.time = rq->time;
3239 3710
3240 if (rq->target == R->h->xa[XA_TARGETS]) { 3711 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3241 target_list[0] = (Atom32) R->h->xa[XA_TARGETS]; 3712 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3242 target_list[1] = (Atom32) XA_STRING; 3713}
3243 target_list[2] = (Atom32) R->h->xa[XA_TEXT];
3244#ifdef USE_XIM
3245 target_list[3] = (Atom32) R->h->xa[XA_COMPOUND_TEXT];
3246#endif 3714#endif
3247 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3248 (8 * sizeof(target_list[0])), PropModeReplace,
3249 (unsigned char *)target_list,
3250 (sizeof(target_list) / sizeof(target_list[0])));
3251 ev.property = rq->property;
3252 } else if (rq->target == R->h->xa[XA_MULTIPLE]) {
3253 /* TODO: Handle MULTIPLE */
3254 } else if (rq->target == R->h->xa[XA_TIMESTAMP] && R->selection.text) {
3255 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3256 (8 * sizeof(Time)), PropModeReplace,
3257 (unsigned char *)&R->h->selection_time, 1);
3258 ev.property = rq->property;
3259 } else if (rq->target == XA_STRING
3260 || rq->target == R->h->xa[XA_COMPOUND_TEXT]
3261 || rq->target == R->h->xa[XA_TEXT]) {
3262#ifdef USE_XIM
3263 short freect = 0;
3264#endif
3265 int selectlen;
3266 3715
3267#ifdef USE_XIM 3716#if ENABLE_OVERLAY
3268 if (rq->target != XA_STRING) { 3717void
3269 target = R->h->xa[XA_COMPOUND_TEXT]; 3718rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3270 style = (rq->target == R->h->xa[XA_COMPOUND_TEXT]) 3719{
3271 ? XCompoundTextStyle : XStdICCTextStyle; 3720 if (nrow < 1 || ncol < 1)
3272 } else 3721 return;
3273#endif 3722
3274 { 3723 want_refresh = 1;
3275 target = XA_STRING; 3724
3276 style = XStringStyle; 3725 scr_overlay_off ();
3277 } 3726
3278 if (R->selection.text) { 3727 if (x < 0) x = ncol - w;
3279 cl[0] = (char *)R->selection.text; 3728 if (y < 0) y = nrow - h;
3280 selectlen = R->selection.len; 3729
3281 } else { 3730 // make space for border
3282 cl[0] = dummy; 3731 w += 2; min_it (w, ncol);
3283 *dummy = '\0'; 3732 h += 2; min_it (h, nrow);
3284 selectlen = 0; 3733
3285 } 3734 x -= 1; clamp_it (x, 0, ncol - w);
3286#ifdef USE_XIM 3735 y -= 1; clamp_it (y, 0, nrow - h);
3287 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct) 3736
3288 == Success) /* if we failed to convert then send it raw */ 3737 ov.x = x; ov.y = y;
3289 freect = 1; 3738 ov.w = w; ov.h = h;
3290 else 3739
3291#endif 3740 ov.text = new text_t *[h];
3292 { 3741 ov.rend = new rend_t *[h];
3293 ct.value = (unsigned char *)cl[0]; 3742
3294 ct.nitems = selectlen; 3743 for (y = 0; y < h; y++)
3295 }
3296 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3297 target, 8, PropModeReplace,
3298 ct.value, (int)ct.nitems);
3299 ev.property = rq->property;
3300#ifdef USE_XIM
3301 if (freect)
3302 XFree(ct.value);
3303#endif
3304 } 3744 {
3305 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3745 text_t *tp = ov.text[y] = new text_t[w];
3746 rend_t *rp = ov.rend[y] = new rend_t[w];
3747
3748 text_t t0, t1, t2;
3749 rend_t r = OVERLAY_RSTYLE;
3750
3751 if (y == 0)
3752 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3753 else if (y < h - 1)
3754 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3755 else
3756 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3757
3758 *tp++ = t0;
3759 *rp++ = r;
3760
3761 for (x = w - 2; x > 0; --x)
3762 {
3763 *tp++ = t1;
3764 *rp++ = r;
3765 }
3766
3767 *tp = t2;
3768 *rp = r;
3769 }
3306} 3770}
3307 3771
3772void
3773rxvt_term::scr_overlay_off () NOTHROW
3774{
3775 if (!ov.text)
3776 return;
3777
3778 want_refresh = 1;
3779
3780 for (int y = 0; y < ov.h; y++)
3781 {
3782 delete [] ov.text[y];
3783 delete [] ov.rend[y];
3784 }
3785
3786 delete [] ov.text; ov.text = 0;
3787 delete [] ov.rend; ov.rend = 0;
3788}
3789
3790void
3791rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3792{
3793 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3794 return;
3795
3796 x++, y++;
3797
3798 ov.text[y][x] = text;
3799 ov.rend[y][x] = rend;
3800}
3801
3802void
3803rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3804{
3805 while (*s)
3806 scr_overlay_set (x++, y, *s++);
3807}
3808
3809void
3810rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3811{
3812 while (*s)
3813 {
3814 text_t t = *s++;
3815 int width = WCWIDTH (t);
3816
3817 while (width--)
3818 {
3819 scr_overlay_set (x++, y, t);
3820 t = NOCHAR;
3821 }
3822 }
3823}
3824
3825void
3826rxvt_term::scr_swap_overlay () NOTHROW
3827{
3828 if (!ov.text)
3829 return;
3830
3831 // hide cursor if it is within the overlay area
3832 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3833 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3834 screen.flags &= ~Screen_VisibleCursor;
3835
3836 // swap screen mem with overlay
3837 for (int y = ov.h; y--; )
3838 {
3839 text_t *t1 = ov.text[y];
3840 rend_t *r1 = ov.rend[y];
3841
3842 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3843 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3844
3845 for (int x = ov.w; x--; )
3846 {
3847 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3848 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3849 }
3850 }
3851}
3852
3853#endif
3308/* ------------------------------------------------------------------------- * 3854/* ------------------------------------------------------------------------- */
3309 * MOUSE ROUTINES *
3310 * ------------------------------------------------------------------------- */
3311 3855
3312/*
3313 * return col/row values corresponding to x/y pixel values
3314 */
3315/* EXTPROTO */
3316void
3317rxvt_pixel_position(pR_ int *x, int *y)
3318{
3319 *x = Pixel2Col(*x);
3320/* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3321 *y = Pixel2Row(*y);
3322/* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3323}
3324/* ------------------------------------------------------------------------- */
3325#ifdef USE_XIM
3326/* EXTPROTO */
3327void
3328rxvt_setPosition(pR_ XPoint *pos)
3329{
3330 XWindowAttributes xwa;
3331
3332 XGetWindowAttributes(R->Xdisplay, R->TermWin.vt, &xwa);
3333 pos->x = Col2Pixel(R->screen.cur.col) + xwa.x;
3334 pos->y = Height2Pixel((R->screen.cur.row + 1)) + xwa.y
3335 - R->TermWin.lineSpace;
3336}
3337#endif
3338/* ------------------------------------------------------------------------- */
3339
3340/* ------------------------------------------------------------------------- *
3341 * DEBUG ROUTINES *
3342 * ------------------------------------------------------------------------- */
3343#if 0
3344/* INTPROTO */
3345void
3346rxvt_debug_colors(void)
3347{
3348 int color;
3349 const char *name[] = {
3350 "fg", "bg",
3351 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3352 };
3353
3354 fprintf(stderr, "Color ( ");
3355 if (R->h->rstyle & RS_RVid)
3356 fprintf(stderr, "rvid ");
3357 if (R->h->rstyle & RS_Bold)
3358 fprintf(stderr, "bold ");
3359 if (R->h->rstyle & RS_Blink)
3360 fprintf(stderr, "blink ");
3361 if (R->h->rstyle & RS_Uline)
3362 fprintf(stderr, "uline ");
3363 fprintf(stderr, "): ");
3364
3365 color = GET_FGCOLOR(R->h->rstyle);
3366#ifndef NO_BRIGHTCOLOR
3367 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3368 color -= (minBrightCOLOR - minCOLOR);
3369 fprintf(stderr, "bright ");
3370 }
3371#endif
3372 fprintf(stderr, "%s on ", name[color]);
3373
3374 color = GET_BGCOLOR(R->h->rstyle);
3375#ifndef NO_BRIGHTCOLOR
3376 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3377 color -= (minBrightCOLOR - minCOLOR);
3378 fprintf(stderr, "bright ");
3379 }
3380#endif
3381 fprintf(stderr, "%s\n", name[color]);
3382}
3383#endif

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