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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.82 by root, Wed Aug 4 03:33:53 2004 UTC vs.
Revision 1.245 by root, Fri Jan 20 10:35:25 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 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.
… …
23/* 23/*
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#define INTERN_SCREEN
29#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
30#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
31 30
32#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
33 32
34#include <inttypes.h> 33#include <inttypes.h>
35#include <wchar.h>
36 34
37#include "salloc.C" // HACK, should be a seperate compile! 35#include "salloc.C" // HACK, should be a seperate compile!
38 36
39inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
40{ 38{
41 while (len--) 39 while (len--)
42 *start++ = value; 40 *start++ = value;
43} 41}
44 42
45/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
47#define TABSIZE 8 /* default tab size */ 46#define TABSIZE 8 /* default tab size */
48 47
49/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
53 if (Options & Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 53 view_start = 0
55#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 58 selection.beg.row = selection.beg.col \
… …
90/* 89/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
93 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
94 */ 93 */
95#define drawBuffer TermWin.vt 94#define drawBuffer vt
96 95
97#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \ 97 if (mapped) \
99 XClearArea (display->display, drawBuffer, 0, \ 98 XClearArea (display->display, drawBuffer, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
101 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
102 101
103#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 103 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
106 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
108 107
109#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
111 0, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
113 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
114 113
115/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
118/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
119void 119void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
122 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
123 efs = SET_FONT (efs, TermWin.ascii_map [' ' - 0x20]); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
124 136
125 while (width--) 137 while (width--)
126 { 138 {
127 *et++ = ' '; 139 *et++ = ' ';
128 *er++ = efs; 140 *er++ = efs;
… …
130} 142}
131 143
132/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
134void 146void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 148{
137#ifdef DEBUG_STRICT 149 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 150
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 151 l.l = 0;
152 l.f = 0;
147} 153}
148 154
149/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
152void 159void
153rxvt_term::scr_reset () 160rxvt_term::scr_reset ()
154{ 161{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 162#if ENABLE_OVERLAY
156 unsigned int p, q; 163 scr_overlay_off ();
157 int k; 164#endif
158 rend_t setrstyle;
159 165
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
161
162 TermWin.view_start = 0; 166 view_start = 0;
163 num_scr = 0; 167 num_scr = 0;
164 168
165 if (TermWin.ncol == 0) 169 if (ncol == 0)
166 TermWin.ncol = 80; 170 ncol = 80;
167 171
168 if (TermWin.nrow == 0) 172 if (nrow == 0)
169 TermWin.nrow = 24; 173 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 174
174 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 176 return;
176 177
178 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
177 want_refresh = 1; 187 want_refresh = 1;
178 188
189 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 191
182 screen.tscroll = 0; 192 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
184 194
185 if (!talloc) 195 if (!row_buf)
186 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0; /* no saved lines */
201 term_start = 0;
202
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
189 }
190 205
191 if (prev_nrow == 0) 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
192 { 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
193 /* 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 * first time called so just malloc everything: don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201 209
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 210 for (int row = nrow; row--; )
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
204
205 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
206 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
207 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
208 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
209
210 for (p = 0; p < nrow; p++)
211 {
212 q = p + TermWin.saveLines;
213 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
214 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
215 screen.tlen[q] = swap.tlen[p] = 0;
216 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
217 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
218 216
219 MEMSET (charsets, 'B', sizeof (charsets)); 217 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 221 screen.charset = 0;
225 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
237 selection.text = NULL; 234 selection.text = NULL;
238 selection.len = 0; 235 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
241 selection.clicks = 0; 238 selection.clicks = 0;
242 CLEAR_ALL_SELECTION ();
243 rvideo = 0; 239 rvideo = 0;
244 } 240 }
245 else 241 else
246 { 242 {
247 /* 243 /*
248 * add or delete rows as appropriate 244 * add or delete rows as appropriate
249 */ 245 */
250 setrstyle = DEFAULT_RSTYLE;
251 246
247 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
248 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
249
250#if 0
252 if (nrow < prev_nrow) 251 if (nrow < prev_nrow)
253 { 252 {
254 /* delete rows */
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
257
258 for (p = nrow; p < prev_nrow; p++) 253 for (int row = nrow; row < prev_nrow; row++)
259 { 254 {
260 q = p + TermWin.saveLines; 255 lfree (swap_buf [row]);
256 lfree (drawn_buf[row]);
257 }
258 }
259#endif
261 260
262 if (screen.text[q]) 261 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
262 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
263
264 for (int row = min (nrow, prev_nrow); row--; )
265 {
266 lresize (drawn_buf[row]);
267 lresize (swap_buf [row]);
268 }
269
270 for (int row = prev_nrow; row < nrow; row++)
271 {
272 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
273 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
274 }
275
276 line_t *old_buf = row_buf;
277 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
278
279 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
280 int pend = MOD (term_start + top_row , prev_total_rows);
281 int q = total_rows; // rewrapped row
282
283 if (top_row)
284 {
285 // re-wrap lines, this is rather ugly, possibly because I am too dumb
286 // to come up with a lean and mean algorithm.
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
294#ifdef DEBUG_STRICT
295 assert (old_buf [MOD (p, prev_total_rows)].t);
296#endif
297 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
263 { 301 {
264#ifdef DEBUG_STRICT 302 p = MOD (p - 1, prev_total_rows);
265 assert (screen.rend[q]); 303
266#endif 304 plines++;
267 talloc->free (screen.text[q]); 305 llen += prev_ncol;
268 ralloc->free (screen.rend[q]);
269 } 306 }
270 307
271 if (swap.text[p]) 308 int qlines = max (0, (llen - 1) / ncol) + 1;
309
310 // drop partial lines completely
311 if (q < qlines)
312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
272 { 321 {
322 qline = row_buf + qrow;
323 lalloc (*qline);
324 qline->l = ncol;
325 qline->is_longer (1);
326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
273#ifdef DEBUG_STRICT 352#if DEBUG_STRICT
274 assert (swap.rend[p]); 353 assert (len);
354 assert (pline.t);
275#endif 355#endif
276 talloc->free (swap.text[p]); 356
277 ralloc->free (swap.rend[p]); 357 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
358 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
359
360 lofs += len;
361 qcol += len;
362 }
278 } 363 }
279 364
280#ifdef DEBUG_STRICT 365 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
281 assert (drawn_text[p] && drawn_rend[p]); 366 qline->is_longer (0);
282#endif 367 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
283 talloc->free (drawn_text[p]);
284 ralloc->free (drawn_rend[p]);
285 } 368 }
369 while (p != pend && q > 0);
286 370
287 /* we have fewer rows so fix up cursor position */ 371 term_start = total_rows - nrow;
288 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 372 top_row = q - term_start;
289 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 373
290 374 // make sure all terminal lines exist
291 scr_reset_realloc (); /* realloc _last_ */ 375 while (top_row > 0)
292 } 376 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
293 else if (nrow > prev_nrow)
294 { 377 }
295 /* add rows */ 378 else
296 scr_reset_realloc (); /* realloc _first_ */ 379 {
297 380 // if no scrollback exists (yet), wing, instead of wrap
298 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 381
299 382 for (int row = min (nrow, prev_nrow); row--; )
300 k = min (TermWin.nscrolled, nrow - prev_nrow);
301
302 for (p = prev_total_rows; p < total_rows; p++)
303 { 383 {
304 screen.tlen[p] = 0; 384 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
305 screen.text[p] = NULL; 385 line_t &qline = row_buf [row];
306 screen.rend[p] = NULL; 386
387 qline = pline;
388 lresize (qline);
307 } 389 }
308 390
309 for (p = prev_total_rows; p < total_rows - k; p++)
310 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
311
312 for (p = prev_nrow; p < nrow; p++) 391 for (int row = prev_nrow; row < nrow; row++)
313 { 392 {
314 swap.tlen[p] = 0; 393 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
315 swap.text[p] = NULL;
316 swap.rend[p] = NULL;
317 drawn_text[p] = NULL;
318 drawn_rend[p] = NULL;
319 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
320 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
321 } 394 }
322 395
323 if (k > 0) 396 term_start = 0;
324 {
325 scr_scroll_text (0, (int)nrow - 1, -k, 1);
326 screen.cur.row += k;
327 screen.s_cur.row += k;
328 TermWin.nscrolled -= k;
329 }
330#ifdef DEBUG_STRICT
331 assert (screen.cur.row < TermWin.nrow);
332 assert (swap.cur.row < TermWin.nrow);
333#else /* drive with your eyes closed */
334
335 MIN_IT (screen.cur.row, nrow - 1);
336 MIN_IT (swap.cur.row, nrow - 1);
337#endif
338 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
339 }
340
341 /* resize columns */
342 if (ncol != prev_ncol)
343 { 397 }
344 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
345 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
346 398
347 for (p = 0; p < total_rows; p++) 399 free (old_buf);
348 { 400 delete old_ta;
349 if (screen.text[p]) 401 delete old_ra;
350 {
351 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
352 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
353 402
354 MIN_IT (screen.tlen[p], (int16_t)ncol); 403 clamp_it (screen.cur.row, 0, nrow - 1);
355 404 clamp_it (screen.cur.col, 0, ncol - 1);
356 if (ncol > prev_ncol)
357 scr_blank_line (&screen.text[p][prev_ncol],
358 &screen.rend[p][prev_ncol],
359 ncol - prev_ncol, setrstyle);
360 }
361 }
362
363 for (p = 0; p < nrow; p++)
364 {
365 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
366 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
367
368 if (ncol > prev_ncol)
369 scr_blank_line (&drawn_text[p][prev_ncol],
370 &drawn_rend[p][prev_ncol],
371 ncol - prev_ncol, setrstyle);
372
373 if (swap.text[p])
374 {
375 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
376 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
377
378 MIN_IT (swap.tlen[p], (int16_t)ncol);
379
380 if (ncol > prev_ncol)
381 scr_blank_line (&swap.text[p][prev_ncol],
382 &swap.rend[p][prev_ncol],
383 ncol - prev_ncol, setrstyle);
384 }
385
386 }
387
388 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
389 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
390
391 delete talloc; talloc = ta;
392 delete ralloc; ralloc = ra;
393 }
394 405
395 if (tabs) 406 if (tabs)
396 free (tabs); 407 free (tabs);
397 } 408 }
398 409
410 CLEAR_ALL_SELECTION ();
411
399 prev_nrow = nrow; 412 prev_nrow = nrow;
400 prev_ncol = ncol; 413 prev_ncol = ncol;
401 414
402 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 415 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
403 416
404 for (p = 0; p < ncol; p++) 417 for (int col = ncol; col--; )
405 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 418 tabs [col] = col % TABSIZE == 0;
406 419
407 tt_winch (); 420 tt_winch ();
408}
409 421
410void 422 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411rxvt_term::scr_reset_realloc ()
412{
413 uint16_t total_rows, nrow;
414
415 nrow = TermWin.nrow;
416 total_rows = nrow + TermWin.saveLines;
417 /* *INDENT-OFF* */
418 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
419 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
420 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
421 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
422
423 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
424 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
425
426 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
427 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
428 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
429 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
430 /* *INDENT-ON* */
431} 423}
432 424
433/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
434/* 426/*
435 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
436 */ 428 */
437void 429void
438rxvt_term::scr_release () 430rxvt_term::scr_release () NOTHROW
439{ 431{
440 uint16_t total_rows;
441 int i;
442
443 total_rows = TermWin.nrow + TermWin.saveLines;
444
445 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
446 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
447 434
448 free (screen.text); 435 free (row_buf);
449 free (screen.tlen); 436 free (swap_buf);
450 free (screen.rend);
451 free (drawn_text); 437 free (drawn_buf);
452 free (drawn_rend);
453 free (swap.text);
454 free (swap.tlen);
455 free (swap.rend);
456 free (buf_text);
457 free (buf_rend);
458 free (tabs); 438 free (tabs);
459 439
460 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
461 screen.text = drawn_text = swap.text = NULL;
462 screen.rend = drawn_rend = swap.rend = NULL;
463 screen.tlen = swap.tlen = NULL;
464 buf_text = NULL;
465 buf_rend = NULL;
466 tabs = NULL;
467} 441}
468 442
469/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
470/* 444/*
471 * Hard reset 445 * Hard reset
472 */ 446 */
473void 447void
474rxvt_term::scr_poweron () 448rxvt_term::scr_poweron () NOTHROW
475{ 449{
476 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
477
478 scr_release (); 450 scr_release ();
479 prev_nrow = prev_ncol = 0; 451 prev_nrow = prev_ncol = 0;
480 scr_reset (); 452 scr_reset ();
481 453
482 scr_clear (true); 454 scr_clear (true);
483 scr_refresh (SLOW_REFRESH); 455 scr_refresh ();
484} 456}
485 457
486/* ------------------------------------------------------------------------- * 458/* ------------------------------------------------------------------------- *
487 * PROCESS SCREEN COMMANDS * 459 * PROCESS SCREEN COMMANDS *
488 * ------------------------------------------------------------------------- */ 460 * ------------------------------------------------------------------------- */
… …
490 * Save and Restore cursor 462 * Save and Restore cursor
491 * XTERM_SEQ: Save cursor : ESC 7 463 * XTERM_SEQ: Save cursor : ESC 7
492 * XTERM_SEQ: Restore cursor: ESC 8 464 * XTERM_SEQ: Restore cursor: ESC 8
493 */ 465 */
494void 466void
495rxvt_term::scr_cursor (int mode) 467rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
496{ 468{
497 screen_t *s; 469 screen_t *s;
498
499 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
500 470
501#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 471#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
502 if (current_screen == SECONDARY) 472 if (current_screen == SECONDARY)
503 s = &swap; 473 s = &swap;
504 else 474 else
… …
506 s = &screen; 476 s = &screen;
507 477
508 switch (mode) 478 switch (mode)
509 { 479 {
510 case SAVE: 480 case SAVE:
511 s->s_cur.row = s->cur.row; 481 s->s_cur.row = screen.cur.row;
512 s->s_cur.col = s->cur.col; 482 s->s_cur.col = screen.cur.col;
513 s->s_rstyle = rstyle; 483 s->s_rstyle = rstyle;
514 s->s_charset = s->charset; 484 s->s_charset = screen.charset;
515 s->s_charset_char = charsets[s->charset]; 485 s->s_charset_char = charsets[screen.charset];
516 break; 486 break;
517 487
518 case RESTORE: 488 case RESTORE:
519 want_refresh = 1; 489 want_refresh = 1;
520 s->cur.row = s->s_cur.row; 490 screen.cur.row = s->s_cur.row;
521 s->cur.col = s->s_cur.col; 491 screen.cur.col = s->s_cur.col;
522 s->flags &= ~Screen_WrapNext; 492 screen.flags &= ~Screen_WrapNext;
523 rstyle = s->s_rstyle; 493 rstyle = s->s_rstyle;
524 s->charset = s->s_charset; 494 screen.charset = s->s_charset;
525 charsets[s->charset] = s->s_charset_char; 495 charsets[screen.charset] = s->s_charset_char;
526 set_font_style (); 496 set_font_style ();
527 break; 497 break;
528 } 498 }
529 499
530 /* boundary check in case screen size changed between SAVE and RESTORE */ 500 /* boundary check in case screen size changed between SAVE and RESTORE */
531 MIN_IT (s->cur.row, TermWin.nrow - 1); 501 min_it (s->cur.row, nrow - 1);
532 MIN_IT (s->cur.col, TermWin.ncol - 1); 502 min_it (s->cur.col, ncol - 1);
533#ifdef DEBUG_STRICT 503#ifdef DEBUG_STRICT
534 assert (s->cur.row >= 0); 504 assert (s->cur.row >= 0);
535 assert (s->cur.col >= 0); 505 assert (s->cur.col >= 0);
536#else /* drive with your eyes closed */
537 MAX_IT (s->cur.row, 0);
538 MAX_IT (s->cur.col, 0);
539#endif 506#endif
540} 507}
541 508
542/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
543/* 510/*
544 * Swap between primary and secondary screens 511 * Swap between primary and secondary screens
545 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
547 */ 514 */
548int 515int
549rxvt_term::scr_change_screen (int scrn) 516rxvt_term::scr_change_screen (int scrn) NOTHROW
550{ 517{
551 int i;
552#if NSCREENS
553 int offset;
554#endif
555
556 want_refresh = 1; 518 want_refresh = 1;
557
558 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
559
560 TermWin.view_start = 0; 519 view_start = 0;
561 520
562 if (current_screen == scrn) 521 if (current_screen == scrn)
563 return scrn; 522 return scrn;
564 523
565 selection_check (2); /* check for boundary cross */ 524 selection_check (2); /* check for boundary cross */
566 525
567 SWAP_IT (current_screen, scrn, int); 526 int i = current_screen; current_screen = scrn; scrn = i;
527
528 ::swap (screen.cur.row, swap.cur.row);
529 ::swap (screen.cur.col, swap.cur.col);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533
568#if NSCREENS 534#if NSCREENS
569 if (Options & Opt_secondaryScreen) 535 if (OPTION (Opt_secondaryScreen))
570 { 536 {
571 num_scr = 0; 537 num_scr = 0;
572 offset = TermWin.saveLines; 538
573 for (i = prev_nrow; i--;) 539 for (int i = prev_nrow; i--; )
574 { 540 ::swap (ROW(i), swap_buf [i]);
575 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 541
576 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
577 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
578 }
579 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
580 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
581# ifdef DEBUG_STRICT
582 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
583 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
584# else /* drive with your eyes closed */
585 MAX_IT (screen.cur.row, 0);
586 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
587 MAX_IT (screen.cur.col, 0);
588 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
589# endif
590 SWAP_IT (screen.charset, swap.charset, int16_t); 542 ::swap (screen.charset, swap.charset);
591 SWAP_IT (screen.flags, swap.flags, int); 543 ::swap (screen.flags, swap.flags);
592 screen.flags |= Screen_VisibleCursor; 544 screen.flags |= Screen_VisibleCursor;
593 swap.flags |= Screen_VisibleCursor; 545 swap.flags |= Screen_VisibleCursor;
594 } 546 }
595 else 547 else
596#endif 548#endif
597 if (Options & Opt_secondaryScroll) 549 if (OPTION (Opt_secondaryScroll))
598 //if (current_screen == PRIMARY)
599 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 550 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
551
600 return scrn; 552 return scrn;
601} 553}
602 554
555// clear WrapNext indicator, solidifying position on next line
556void
557rxvt_term::scr_do_wrap () NOTHROW
558{
559 if (!(screen.flags & Screen_WrapNext))
560 return;
561
562 screen.flags &= ~Screen_WrapNext;
563
564 screen.cur.col = 0;
565
566 if (screen.cur.row == screen.bscroll)
567 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
568 else if (screen.cur.row < nrow - 1)
569 screen.cur.row++;
570}
571
603/* ------------------------------------------------------------------------- */ 572/* ------------------------------------------------------------------------- */
604/* 573/*
605 * Change the colour for following text 574 * Change the colour for following text
606 */ 575 */
607void 576void
608rxvt_term::scr_color (unsigned int color, int fgbg) 577rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
609{ 578{
610 color &= RS_fgMask; 579 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
580 color = fgbg;
581
611 if (fgbg == Color_fg) 582 if (fgbg == Color_fg)
612 rstyle = SET_FGCOLOR (rstyle, color); 583 rstyle = SET_FGCOLOR (rstyle, color);
613 else 584 else
614 rstyle = SET_BGCOLOR (rstyle, color); 585 rstyle = SET_BGCOLOR (rstyle, color);
615} 586}
… …
617/* ------------------------------------------------------------------------- */ 588/* ------------------------------------------------------------------------- */
618/* 589/*
619 * Change the rendition style for following text 590 * Change the rendition style for following text
620 */ 591 */
621void 592void
622rxvt_term::scr_rendition (int set, int style) 593rxvt_term::scr_rendition (int set, int style) NOTHROW
623 { 594 {
624 if (set) 595 if (set)
625 rstyle |= style; 596 rstyle |= style;
626 else if (style == ~RS_None) 597 else if (style == ~RS_None)
627 rstyle = DEFAULT_RSTYLE; 598 rstyle = DEFAULT_RSTYLE;
… …
632/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
633/* 604/*
634 * Scroll text between <row1> and <row2> inclusive, by <count> lines 605 * Scroll text between <row1> and <row2> inclusive, by <count> lines
635 * count positive ==> scroll up 606 * count positive ==> scroll up
636 * count negative ==> scroll down 607 * count negative ==> scroll down
637 * spec == 0 for normal routines
638 */ 608 */
639int 609int
640rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 610rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
641{ 611{
642 int i, j;
643 long nscrolled;
644
645 if (count == 0 || (row1 > row2)) 612 if (count == 0 || (row1 > row2))
646 return 0; 613 return 0;
647 614
648 want_refresh = 1; 615 want_refresh = 1;
649 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 616 num_scr += count;
650 617
651 if (row1 == 0 && count > 0 618 if (count > 0
619 && row1 == 0
652 && (current_screen == PRIMARY || Options & Opt_secondaryScroll)) 620 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
621 {
622 top_row = max (top_row - count, -saveLines);
623
624 // scroll everything up 'count' lines
625 term_start = (term_start + count) % total_rows;
626
627 // sever bottommost line
653 { 628 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 629 line_t &l = ROW(row2 - count);
630 l.is_longer (0);
631 l.touch ();
632 }
655 633
656 if (nscrolled > (long)TermWin.saveLines) 634 // erase newly scrolled-in lines
657 TermWin.nscrolled = TermWin.saveLines; 635 for (int i = count; i--; )
636 {
637 // basically this is a slightly optimized scr_blank_screen_mem
638 // it is worth the effort on slower machines
639 line_t &l = ROW(nrow - 1 - i);
640
641 scr_blank_line (l, 0, l.l, rstyle);
642
643 l.l = 0;
644 l.f = 0;
645 }
646
647 // now copy lines below the scroll region bottom to the
648 // bottom of the screen again, so they look as if they
649 // hadn't moved.
650 for (int i = nrow; --i > row2; )
651 {
652 line_t &l1 = ROW(i - count);
653 line_t &l2 = ROW(i);
654
655 ::swap (l1, l2);
656 l2.touch ();
657 }
658 else 658
659 TermWin.nscrolled = (uint16_t)nscrolled; 659 // move and/or clear selection, if any
660 if (selection.op && current_screen == selection.screen)
661 {
662 selection.beg.row -= count;
663 selection.end.row -= count;
664 selection.mark.row -= count;
660 665
666 if (selection.beg.row < top_row
667 || selection.end.row < top_row
668 || selection.mark.row < top_row)
669 {
670 CLEAR_ALL_SELECTION ();
671 selection.op = SELECTION_CLEAR;
672 }
673 }
674
675 // finally move the view window, if desired
661 if ((Options & Opt_scrollWithBuffer) 676 if (OPTION (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 677 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 678 && view_start != -saveLines)
664 scr_page (UP, count); 679 scr_page (UP, count);
680
681 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
682 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
683 }
684 else
665 } 685 {
666 else if (!spec)
667 row1 += TermWin.saveLines;
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 686 if (selection.op && current_screen == selection.screen)
672 { 687 {
673 i = selection.beg.row + TermWin.saveLines; 688 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 689 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 690 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 691 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 692 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 693 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 694 {
682 CLEAR_ALL_SELECTION (); 695 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 696 selection.op = SELECTION_CLEAR;
684 } 697 }
685 else if (j >= row1 && j <= row2) 698 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 699 {
687 /* move selected region too */ 700 /* move selected region too */
688 selection.beg.row -= count; 701 selection.beg.row -= count;
689 selection.end.row -= count; 702 selection.end.row -= count;
690 selection.mark.row -= count; 703 selection.mark.row -= count;
704
705 selection_check (0);
691 } 706 }
692 }
693
694 selection_check (0); /* _after_ TermWin.nscrolled update */
695
696 num_scr += count;
697 j = count;
698
699 if (count < 0)
700 count = -count;
701
702 i = row2 - row1 + 1;
703 MIN_IT (count, i);
704
705 if (j > 0)
706 {
707 /* A: scroll up */
708
709 /* A1: Copy lines that will get clobbered by the rotation */
710 for (i = 0, j = row1; i < count; i++, j++)
711 { 707 }
712 buf_text[i] = screen.text[j]; 708
713 buf_rend[i] = screen.rend[j]; 709 // use a simple and robust scrolling algorithm, this
710 // part of scr_scroll_text is not time-critical.
711
712 int rows = row2 - row1 + 1;
713
714 min_it (count, rows);
715
716 line_t *temp_buf = row_buf + total_rows;
717
718 for (int row = 0; row < rows; row++)
714 } 719 {
720 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
715 721
716 /* A2: Rotate lines */ 722 if (!IN_RANGE_EXC (row + count, 0, rows))
717 for (j = row1, i = j + count; i <= row2; i++, j++) 723 scr_blank_screen_mem (temp_buf [row], rstyle);
718 { 724 }
719 screen.tlen[j] = screen.tlen[i];
720 screen.text[j] = screen.text[i];
721 screen.rend[j] = screen.rend[i];
722 }
723 725
724 j = row2 - count + 1, i = count; 726 for (int row = 0; row < rows; row++)
725 } 727 ROW(row1 + row) = temp_buf [row];
726 else /* if (j < 0) */
727 {
728 /* B: scroll down */
729
730 /* B1: Copy lines that will get clobbered by the rotation */
731 for (i = 0, j = row2; i < count; i++, j--)
732 {
733 buf_text[i] = screen.text[j];
734 buf_rend[i] = screen.rend[j];
735 }
736
737 /* B2: Rotate lines */
738 for (j = row2, i = j - count; i >= row1; i--, j--)
739 {
740 screen.tlen[j] = screen.tlen[i];
741 screen.text[j] = screen.text[i];
742 screen.rend[j] = screen.rend[i];
743 }
744
745 j = row1, i = count;
746 count = -count;
747 }
748
749 /* C: Resurrect lines */
750 for (; i--; j++)
751 {
752 screen.tlen[j] = 0;
753 screen.text[j] = buf_text[i];
754 screen.rend[j] = buf_rend[i];
755
756 if (!spec) /* line length may not equal TermWin.ncol */
757 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
758 } 728 }
759 729
760 return count; 730 return count;
761} 731}
762 732
763/* ------------------------------------------------------------------------- */ 733/* ------------------------------------------------------------------------- */
764/* 734/*
765 * Add text given in <str> of length <len> to screen struct 735 * Add text given in <str> of length <len> to screen struct
766 */ 736 */
767void 737void
768rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 738rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
769{ 739{
770 unsigned char checksel, clearsel;
771 unicode_t c;
772 int i, row, last_col;
773 text_t *stp;
774 rend_t *srp;
775
776 if (len <= 0) /* sanity */ 740 if (len <= 0) /* sanity */
777 return; 741 return;
778 742
743 unsigned char checksel;
744 unicode_t c;
745 int ncol = this->ncol;
746 const wchar_t *strend = str + len;
747
779 want_refresh = 1; 748 want_refresh = 1;
780 last_col = TermWin.ncol;
781
782 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
783 ZERO_SCROLLBACK (); 749 ZERO_SCROLLBACK ();
750
784 if (nlines > 0) 751 if (minlines > 0)
785 { 752 {
786 nlines += (screen.cur.row - screen.bscroll); 753 minlines += screen.cur.row - screen.bscroll;
754
787 if ((nlines > 0) 755 if (minlines > 0
788 && (screen.tscroll == 0) 756 && screen.tscroll == 0
789 && (screen.bscroll == (TermWin.nrow - 1))) 757 && screen.bscroll == nrow - 1)
790 { 758 {
791 /* _at least_ this many lines need to be scrolled */ 759 /* _at least_ this many lines need to be scrolled */
792 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 760 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
793 screen.cur.row -= nlines; 761 screen.cur.row -= minlines;
794 } 762 }
795 } 763 }
764
796#ifdef DEBUG_STRICT 765#ifdef DEBUG_STRICT
797 assert (screen.cur.col < last_col); 766 assert (screen.cur.col < ncol);
798 assert ((screen.cur.row < TermWin.nrow) 767 assert (screen.cur.row < nrow
799 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 768 && screen.cur.row >= top_row);
800#else /* drive with your eyes closed */
801 MIN_IT (screen.cur.col, last_col - 1);
802 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
803 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
804#endif 769#endif
805 row = screen.cur.row + TermWin.saveLines; 770 int row = screen.cur.row;
806 771
807 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 772 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
808 clearsel = 0;
809 773
810 stp = screen.text[row]; 774 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 775
813 while (len--) 776 while (str < strend)
814 { 777 {
815 c = *str++; 778 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 779
817 if (c < 0x20) 780 if (c < 0x20)
818 switch (c) 781 if (c == C0_LF)
819 { 782 {
820 case C0_HT: 783 max_it (line->l, screen.cur.col);
821 scr_tab (1);
822 continue;
823 784
824 case C0_LF:
825 if (screen.tlen[row] != -1) /* XXX: think about this */
826 MAX_IT (screen.tlen[row], screen.cur.col);
827
828 screen.flags &= ~Screen_WrapNext; 785 screen.flags &= ~Screen_WrapNext;
829 786
830 if (screen.cur.row == screen.bscroll) 787 if (screen.cur.row == screen.bscroll)
831 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 788 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
832 else if (screen.cur.row < (TermWin.nrow - 1)) 789 else if (screen.cur.row < (nrow - 1))
833 row = (++screen.cur.row) + TermWin.saveLines; 790 row = ++screen.cur.row;
834 791
835 stp = screen.text[row]; /* _must_ refresh */ 792 line = &ROW(row); /* _must_ refresh */
836 srp = screen.rend[row]; /* _must_ refresh */
837 continue; 793 continue;
794 }
795 else if (c == C0_CR)
796 {
797 max_it (line->l, screen.cur.col);
838 798
839 case C0_CR:
840 if (screen.tlen[row] != -1) /* XXX: think about this */
841 MAX_IT (screen.tlen[row], screen.cur.col);
842
843 screen.flags &= ~Screen_WrapNext; 799 screen.flags &= ~Screen_WrapNext;
844 screen.cur.col = 0; 800 screen.cur.col = 0;
845 continue; 801 continue;
802 }
803 else if (c == C0_HT)
804 {
805 scr_tab (1, true);
806 continue;
846 } 807 }
847 808
848 if (checksel /* see if we're writing within selection */ 809 if (checksel /* see if we're writing within selection */
849 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 810 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
850 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 811 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
851 { 812 {
852 checksel = 0; 813 checksel = 0;
853 clearsel = 1; 814 /*
815 * If we wrote anywhere in the selected area, kill the selection
816 * XXX: should we kill the mark too? Possibly, but maybe that
817 * should be a similar check.
818 */
819 CLEAR_SELECTION ();
854 } 820 }
855 821
856 if (screen.flags & Screen_WrapNext) 822 if (screen.flags & Screen_WrapNext)
857 { 823 {
858 screen.tlen[row] = -1; 824 scr_do_wrap ();
859 if (screen.cur.row == screen.bscroll) 825
860 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 826 line->l = ncol;
861 else if (screen.cur.row < (TermWin.nrow - 1)) 827 line->is_longer (1);
862 row = (++screen.cur.row) + TermWin.saveLines;
863 828
864 stp = screen.text[row]; /* _must_ refresh */
865 srp = screen.rend[row]; /* _must_ refresh */
866 screen.cur.col = 0; 829 row = screen.cur.row;
867 screen.flags &= ~Screen_WrapNext; 830 line = &ROW(row); /* _must_ refresh */
831 }
832
833 // some utf-8 decoders "decode" surrogate characters: let's fix this.
834 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
835 c = 0xfffd;
836
837 // rely on wcwidth to tell us the character width, at least for non-latin1
838 // do wcwidth before further replacements, as wcwidth might return -1
839 // for the line drawing characters below as they might be invalid in the current
840 // locale.
841 int width = c < 0x100 ? 1 : wcwidth (c);
842
843 if (charsets [screen.charset] == '0') // DEC SPECIAL
844 {
845 // vt100 special graphics and line drawing
846 // 5f-7e standard vt100
847 // 40-5e rxvt extension for extra curses acs chars
848 static uint16_t vt100_0[62] = { // 41 .. 7e
849 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
850 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
851 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
852 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
853 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
854 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
855 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
856 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
857 };
858
859 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
860 {
861 c = vt100_0[c - 0x41];
862 width = 1; // vt100 line drawing characters are always single-width
863 }
868 } 864 }
869 865
870 if (screen.flags & Screen_Insert) 866 if (screen.flags & Screen_Insert)
871 scr_insdel_chars (1, INSERT); 867 scr_insdel_chars (width, INSERT);
872
873 // rely on wcwidth to tell us the character width, at least for non-latin1
874 // do wcwidth before further replacements, as wcwidth says that line-drawing
875 // characters have width -1 (DOH!) on GNU/Linux sometimes.
876 int width = c < 256 ? 1 : wcwidth (c);
877
878 if (charsets[screen.charset] == '0') // DEC SPECIAL
879 {
880 // vt100 special graphics and line drawing
881 static uint16_t vt100_0[32] = { // 5f .. 7e
882 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0,
883 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c,
884 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534,
885 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7,
886 };
887
888 if (c >= 0x5f && c <= 0x7e)
889 {
890 c = vt100_0[c - 0x5f];
891 width = 1;
892 }
893 }
894 868
895 if (width != 0) 869 if (width != 0)
896 { 870 {
897#if !UNICODE_3 && ENABLE_COMBINING 871#if !UNICODE_3
898 // trim characters we can't store directly :( 872 // trim characters we can't store directly :(
899 if (c >= 0x10000) 873 if (c >= 0x10000)
874# if ENABLE_COMBINING
900 c = rxvt_composite.compose (c); // map to lower 16 bits 875 c = rxvt_composite.compose (c); // map to lower 16 bits
876# else
877 c = 0xfffd;
901#endif 878# endif
902 bool bold = (Options & Opt_realBold) && ((rstyle & RS_Bold) != 0); 879#endif
903 rend_t rend = SET_FONT (rstyle, 880
904 c > 0x7f || bold || c < 0x20 881 // nuke the character at this position, if required
905 ? TermWin.fontset->find_font (c, bold) 882 if (line->t[screen.cur.col] == NOCHAR
906 : TermWin.ascii_map [c - 0x20]); 883 || (screen.cur.col < ncol - 1
884 && line->t[screen.cur.col + 1] == NOCHAR))
885 {
886 int col = screen.cur.col;
887
888 // find begin
889 while (col > 0 && line->t[col] == NOCHAR)
890 col--;
891
892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
893
894 // found begin, nuke
895 do {
896 line->t[col] = ' ';
897 line->r[col] = rend;
898 col++;
899 } while (col < ncol && line->t[col] == NOCHAR);
900 }
901
902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
903
904 // if the character doesn't fit into the remaining columns...
905 if (screen.cur.col > ncol - width && ncol >= width)
906 {
907 // ...output spaces
908 c = ' ';
909 // and try the same character next loop iteration
910 --str;
911 }
912
913 line->touch ();
907 914
908 do 915 do
909 { 916 {
910 stp[screen.cur.col] = c; 917 line->t[screen.cur.col] = c;
911 srp[screen.cur.col] = rend; 918 line->r[screen.cur.col] = rend;
912 919
913 if (screen.cur.col < last_col - 1) 920 if (screen.cur.col < ncol - 1)
914 screen.cur.col++; 921 screen.cur.col++;
915 else 922 else
916 { 923 {
917 screen.tlen[row] = last_col; 924 line->l = ncol;
918 if (screen.flags & Screen_Autowrap) 925 if (screen.flags & Screen_Autowrap)
919 screen.flags |= Screen_WrapNext; 926 screen.flags |= Screen_WrapNext;
920 break; 927 break;
921 } 928 }
922 929
923 c = NOCHAR; 930 c = NOCHAR;
924 } 931 }
925 while (--width > 0); 932 while (--width > 0);
926 933
927 // pad with spaces when overwriting wide character with smaller one 934 // pad with spaces when overwriting wide character with smaller one
928 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 935 if (!width)
929 { 936 {
937 line->touch ();
938
939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
940 {
930 stp[c] = ' '; 941 line->t[c] = ' ';
931 srp[c] = rend; 942 line->r[c] = rend;
943 }
932 } 944 }
933 } 945 }
934 else if (width == 0) 946 else // width == 0
935 { 947 {
936#if ENABLE_COMBINING 948#if ENABLE_COMBINING
937 // handle combining characters 949 // handle combining characters
938 // we just tag the accent on the previous on-screen character. 950 // we just tag the accent on the previous on-screen character.
939 // this is arguably not correct, but also arguably not wrong. 951 // this is arguably not correct, but also arguably not wrong.
940 // we don't handle double-width characters nicely yet. 952 // we don't handle double-width characters nicely yet.
941 953 line_t *linep;
942 text_t *tp; 954 text_t *tp;
943 rend_t *rp; 955 rend_t *rp;
944 956
945 if (screen.cur.col > 0) 957 if (screen.cur.col > 0)
946 { 958 {
959 linep = line;
947 tp = stp + screen.cur.col - 1; 960 tp = line->t + screen.cur.col - 1;
948 rp = srp + screen.cur.col - 1; 961 rp = line->r + screen.cur.col - 1;
949 } 962 }
950 else if (screen.cur.row > 0 963 else if (screen.cur.row > 0
951 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 964 && ROW(screen.cur.row - 1).is_longer ())
952 { 965 {
953 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 966 linep = &ROW(screen.cur.row - 1);
954 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 967 tp = line->t + ncol - 1;
968 rp = line->r + ncol - 1;
955 } 969 }
956 else 970 else
957 continue; 971 continue;
958 972
959 // handle double-width-chars by making them look extremely ugly 973 linep->touch ();
960 if (*tp == NOCHAR) 974
961 *tp = ' '; // hack //D //TODO //--tp, --rp; 975 while (*tp == NOCHAR && tp > linep->t)
976 tp--, rp--;
962 977
963 // first try to find a precomposed character 978 // first try to find a precomposed character
964 unicode_t n = rxvt_compose (*tp, c); 979 unicode_t n = rxvt_compose (*tp, c);
965 if (n == NOCHAR) 980 if (n == NOCHAR)
966 n = rxvt_composite.compose (*tp, c); 981 n = rxvt_composite.compose (*tp, c);
967 982
968 *tp = n; 983 *tp = n;
969 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 984 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
970#endif 985#endif
971 } 986 }
972 } 987 }
973 988
974 if (screen.tlen[row] != -1) /* XXX: think about this */ 989 max_it (line->l, screen.cur.col);
975 MAX_IT (screen.tlen[row], screen.cur.col);
976
977 /*
978 * If we wrote anywhere in the selected area, kill the selection
979 * XXX: should we kill the mark too? Possibly, but maybe that
980 * should be a similar check.
981 */
982 if (clearsel)
983 CLEAR_SELECTION ();
984 990
985#ifdef DEBUG_STRICT 991#ifdef DEBUG_STRICT
986 assert (screen.cur.row >= 0); 992 assert (screen.cur.row >= 0);
987#else /* drive with your eyes closed */
988 MAX_IT (screen.cur.row, 0);
989#endif 993#endif
990} 994}
991 995
992/* ------------------------------------------------------------------------- */ 996/* ------------------------------------------------------------------------- */
993/* 997/*
994 * Process Backspace. Move back the cursor back a position, wrap if have to 998 * Process Backspace. Move back the cursor back a position, wrap if have to
995 * XTERM_SEQ: CTRL-H 999 * XTERM_SEQ: CTRL-H
996 */ 1000 */
997void 1001void
998rxvt_term::scr_backspace () 1002rxvt_term::scr_backspace () NOTHROW
999{ 1003{
1000 want_refresh = 1; 1004 want_refresh = 1;
1001 1005
1002 if (screen.cur.col == 0) 1006 if (screen.cur.col == 0)
1003 { 1007 {
1004 if (screen.cur.row > 0) 1008 if (screen.cur.row > 0)
1005 { 1009 {
1006#ifdef TERMCAP_HAS_BW 1010#ifdef TERMCAP_HAS_BW
1007 screen.cur.col = TermWin.ncol - 1; 1011 screen.cur.col = ncol - 1;
1008 screen.cur.row--; 1012 screen.cur.row--;
1009 return; 1013 return;
1010#endif 1014#endif
1011
1012 } 1015 }
1013 } 1016 }
1014 else if ((screen.flags & Screen_WrapNext) == 0) 1017 else if (!(screen.flags & Screen_WrapNext))
1015 scr_gotorc (0, -1, RELATIVE); 1018 scr_gotorc (0, -1, RELATIVE);
1016 1019
1017 screen.flags &= ~Screen_WrapNext; 1020 screen.flags &= ~Screen_WrapNext;
1018} 1021}
1019 1022
… …
1022 * Process Horizontal Tab 1025 * Process Horizontal Tab
1023 * count: +ve = forward; -ve = backwards 1026 * count: +ve = forward; -ve = backwards
1024 * XTERM_SEQ: CTRL-I 1027 * XTERM_SEQ: CTRL-I
1025 */ 1028 */
1026void 1029void
1027rxvt_term::scr_tab (int count) 1030rxvt_term::scr_tab (int count, bool ht) NOTHROW
1028{ 1031{
1029 int i, x; 1032 int i, x;
1030 1033
1031 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1032 want_refresh = 1; 1034 want_refresh = 1;
1033 i = x = screen.cur.col; 1035 i = x = screen.cur.col;
1034 1036
1035 if (count == 0) 1037 if (count == 0)
1036 return; 1038 return;
1037 else if (count > 0) 1039 else if (count > 0)
1038 { 1040 {
1041 line_t &l = ROW(screen.cur.row);
1042 rend_t base_rend = l.r[i];
1043 ht &= l.t[i] == ' ';
1044
1039 for (; ++i < TermWin.ncol; ) 1045 for (; ++i < ncol; )
1040 if (tabs[i]) 1046 if (tabs[i])
1041 { 1047 {
1042 x = i; 1048 x = i;
1049
1043 if (!--count) 1050 if (!--count)
1044 break; 1051 break;
1045 } 1052 }
1053 else
1054 ht &= l.t[i] == ' '
1055 && RS_SAME (l.r[i], base_rend);
1046 1056
1047 if (count) 1057 if (count)
1048 x = TermWin.ncol - 1; 1058 x = ncol - 1;
1059
1060 // store horizontal tab commands as characters inside the text
1061 // buffer so they can be selected and pasted.
1062 if (ht && OPTION (Opt_pastableTabs))
1063 {
1064 base_rend = SET_FONT (base_rend, 0);
1065
1066 l.touch (x);
1067
1068 i = screen.cur.col;
1069
1070 l.t[i] = '\t';
1071 l.r[i] = base_rend;
1072
1073 while (++i < x)
1074 {
1075 l.t[i] = NOCHAR;
1076 l.r[i] = base_rend;
1077 }
1078 }
1049 } 1079 }
1050 else /* if (count < 0) */ 1080 else /* if (count < 0) */
1051 { 1081 {
1052 for (; --i >= 0; ) 1082 for (; --i >= 0; )
1053 if (tabs[i]) 1083 if (tabs[i])
… …
1070 * Process DEC Back Index 1100 * Process DEC Back Index
1071 * XTERM_SEQ: ESC 6 1101 * XTERM_SEQ: ESC 6
1072 * Move cursor left in row. If we're at the left boundary, shift everything 1102 * Move cursor left in row. If we're at the left boundary, shift everything
1073 * in that row right. Clear left column. 1103 * in that row right. Clear left column.
1074 */ 1104 */
1075#ifndef NO_FRILLS 1105#if ENABLE_FRILLS
1076void 1106void
1077rxvt_term::scr_backindex () 1107rxvt_term::scr_backindex () NOTHROW
1078{ 1108{
1079 if (screen.cur.col > 0) 1109 if (screen.cur.col > 0)
1080 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1081 else 1111 else
1082 {
1083 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1084 return; /* um, yeah? */
1085 scr_insdel_chars (1, INSERT); 1112 scr_insdel_chars (1, INSERT);
1086 }
1087} 1113}
1088#endif 1114#endif
1089/* ------------------------------------------------------------------------- */ 1115/* ------------------------------------------------------------------------- */
1090/* 1116/*
1091 * Process DEC Forward Index 1117 * Process DEC Forward Index
1092 * XTERM_SEQ: ESC 9 1118 * XTERM_SEQ: ESC 9
1093 * Move cursor right in row. If we're at the right boundary, shift everything 1119 * Move cursor right in row. If we're at the right boundary, shift everything
1094 * in that row left. Clear right column. 1120 * in that row left. Clear right column.
1095 */ 1121 */
1096#ifndef NO_FRILLS 1122#if ENABLE_FRILLS
1097void 1123void
1098rxvt_term::scr_forwardindex () 1124rxvt_term::scr_forwardindex () NOTHROW
1099{ 1125{
1100 int row;
1101
1102 if (screen.cur.col < TermWin.ncol - 1) 1126 if (screen.cur.col < ncol - 1)
1103 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1104 else 1128 else
1105 { 1129 {
1106 row = screen.cur.row + TermWin.saveLines; 1130 line_t &l = ROW(screen.cur.row);
1107 if (screen.tlen[row] == 0) 1131
1108 return; /* um, yeah? */ 1132 l.touch ();
1109 else if (screen.tlen[row] == -1) 1133 l.is_longer (0);
1110 screen.tlen[row] = TermWin.ncol; 1134
1111 scr_gotorc (0, 0, R_RELATIVE); 1135 scr_gotorc (0, 0, R_RELATIVE);
1112 scr_insdel_chars (1, DELETE); 1136 scr_insdel_chars (1, DELETE);
1113 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1137 scr_gotorc (0, ncol - 1, R_RELATIVE);
1114 } 1138 }
1115} 1139}
1116#endif 1140#endif
1117 1141
1118/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
1119/* 1143/*
1120 * Goto Row/Column 1144 * Goto Row/Column
1121 */ 1145 */
1122void 1146void
1123rxvt_term::scr_gotorc (int row, int col, int relative) 1147rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1124{ 1148{
1125 want_refresh = 1; 1149 want_refresh = 1;
1126 ZERO_SCROLLBACK (); 1150 ZERO_SCROLLBACK ();
1127 1151
1128 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, screen.cur.row, screen.cur.col));
1129
1130 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1152 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1131 MAX_IT (screen.cur.col, 0); 1153 clamp_it (screen.cur.col, 0, ncol - 1);
1132 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1133 1154
1134 screen.flags &= ~Screen_WrapNext; 1155 screen.flags &= ~Screen_WrapNext;
1156
1135 if (relative & R_RELATIVE) 1157 if (relative & R_RELATIVE)
1136 { 1158 {
1137 if (row > 0) 1159 if (row > 0)
1138 { 1160 {
1139 if (screen.cur.row <= screen.bscroll 1161 if (screen.cur.row <= screen.bscroll
… …
1154 else 1176 else
1155 { 1177 {
1156 if (screen.flags & Screen_Relative) 1178 if (screen.flags & Screen_Relative)
1157 { /* relative origin mode */ 1179 { /* relative origin mode */
1158 screen.cur.row = row + screen.tscroll; 1180 screen.cur.row = row + screen.tscroll;
1159 MIN_IT (screen.cur.row, screen.bscroll); 1181 min_it (screen.cur.row, screen.bscroll);
1160 } 1182 }
1161 else 1183 else
1162 screen.cur.row = row; 1184 screen.cur.row = row;
1163 } 1185 }
1164 MAX_IT (screen.cur.row, 0);
1165 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1166 1186
1167 while (screen.cur.col > 0 1187 clamp_it (screen.cur.row, 0, nrow - 1);
1168 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1169 screen.cur.col--;
1170} 1188}
1171 1189
1172/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1173/* 1191/*
1174 * direction should be UP or DN 1192 * direction should be UP or DN
1175 */ 1193 */
1176void 1194void
1177rxvt_term::scr_index (enum page_dirn direction) 1195rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1178{ 1196{
1179 int dirn; 1197 int dirn;
1180 1198
1181 want_refresh = 1; 1199 want_refresh = 1;
1200 ZERO_SCROLLBACK ();
1201
1182 dirn = ((direction == UP) ? 1 : -1); 1202 dirn = ((direction == UP) ? 1 : -1);
1183 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1184
1185 ZERO_SCROLLBACK ();
1186 1203
1187 screen.flags &= ~Screen_WrapNext; 1204 screen.flags &= ~Screen_WrapNext;
1205
1188 if ((screen.cur.row == screen.bscroll && direction == UP) 1206 if ((screen.cur.row == screen.bscroll && direction == UP)
1189 || (screen.cur.row == screen.tscroll && direction == DN)) 1207 || (screen.cur.row == screen.tscroll && direction == DN))
1190 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1208 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1191 else 1209 else
1192 screen.cur.row += dirn; 1210 screen.cur.row += dirn;
1193 MAX_IT (screen.cur.row, 0); 1211
1194 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1212 clamp_it (screen.cur.row, 0, nrow - 1);
1195 selection_check (0); 1213 selection_check (0);
1196} 1214}
1197 1215
1198/* ------------------------------------------------------------------------- */ 1216/* ------------------------------------------------------------------------- */
1199/* 1217/*
… …
1201 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1219 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1202 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1220 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1203 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1221 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1204 */ 1222 */
1205void 1223void
1206rxvt_term::scr_erase_line (int mode) 1224rxvt_term::scr_erase_line (int mode) NOTHROW
1207{ 1225{
1208 unsigned int row, col, num; 1226 unsigned int col, num;
1209 1227
1210 want_refresh = 1; 1228 want_refresh = 1;
1211 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1212 ZERO_SCROLLBACK (); 1229 ZERO_SCROLLBACK ();
1213 1230
1214 selection_check (1); 1231 selection_check (1);
1215 1232
1216 screen.flags &= ~Screen_WrapNext; 1233 line_t &line = ROW(screen.cur.row);
1217 1234
1218 row = TermWin.saveLines + screen.cur.row; 1235 line.touch ();
1236 line.is_longer (0);
1237
1219 switch (mode) 1238 switch (mode)
1220 { 1239 {
1221 case 0: /* erase to end of line */ 1240 case 0: /* erase to end of line */
1222 col = screen.cur.col; 1241 col = screen.cur.col;
1223 num = TermWin.ncol - col; 1242 num = ncol - col;
1224 MIN_IT (screen.tlen[row], (int16_t)col); 1243 min_it (line.l, col);
1225 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1244 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1226 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1245 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1227 CLEAR_SELECTION (); 1246 CLEAR_SELECTION ();
1228 break; 1247 break;
1229 case 1: /* erase to beginning of line */ 1248 case 1: /* erase to beginning of line */
… …
1233 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1252 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1234 CLEAR_SELECTION (); 1253 CLEAR_SELECTION ();
1235 break; 1254 break;
1236 case 2: /* erase whole line */ 1255 case 2: /* erase whole line */
1237 col = 0; 1256 col = 0;
1238 num = TermWin.ncol; 1257 num = ncol;
1239 screen.tlen[row] = 0; 1258 line.l = 0;
1240 if (selection.beg.row <= screen.cur.row 1259 if (selection.beg.row <= screen.cur.row
1241 && selection.end.row >= screen.cur.row) 1260 && selection.end.row >= screen.cur.row)
1242 CLEAR_SELECTION (); 1261 CLEAR_SELECTION ();
1243 break; 1262 break;
1244 default: 1263 default:
1245 return; 1264 return;
1246 } 1265 }
1247 1266
1248 if (screen.text[row]) 1267 scr_blank_line (line, col, num, rstyle);
1249 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1250 else
1251 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1252} 1268}
1253 1269
1254/* ------------------------------------------------------------------------- */ 1270/* ------------------------------------------------------------------------- */
1255/* 1271/*
1256 * Erase part of whole of the screen 1272 * Erase part of whole of the screen
1257 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1273 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1258 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1274 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1259 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1275 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1260 */ 1276 */
1261void 1277void
1262rxvt_term::scr_erase_screen (int mode) 1278rxvt_term::scr_erase_screen (int mode) NOTHROW
1263{ 1279{
1264 int num; 1280 int num;
1265 int32_t row, row_offset; 1281 int32_t row;
1266 rend_t ren; 1282 rend_t ren;
1267 XGCValues gcvalue; 1283 XGCValues gcvalue;
1268 1284
1269 want_refresh = 1; 1285 want_refresh = 1;
1270 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1271 ZERO_SCROLLBACK (); 1286 ZERO_SCROLLBACK ();
1272 row_offset = (int32_t)TermWin.saveLines;
1273 1287
1274 switch (mode) 1288 switch (mode)
1275 { 1289 {
1276 case 0: /* erase to end of screen */ 1290 case 0: /* erase to end of screen */
1277 selection_check (1); 1291 selection_check (1);
1278 scr_erase_line (0); 1292 scr_erase_line (0);
1279 row = screen.cur.row + 1; /* possible OOB */ 1293 row = screen.cur.row + 1; /* possible OOB */
1280 num = TermWin.nrow - row; 1294 num = nrow - row;
1281 break; 1295 break;
1282 case 1: /* erase to beginning of screen */ 1296 case 1: /* erase to beginning of screen */
1283 selection_check (3); 1297 selection_check (3);
1284 scr_erase_line (1); 1298 scr_erase_line (1);
1285 row = 0; 1299 row = 0;
1286 num = screen.cur.row; 1300 num = screen.cur.row;
1287 break; 1301 break;
1288 case 2: /* erase whole screen */ 1302 case 2: /* erase whole screen */
1289 selection_check (3); 1303 selection_check (3);
1290 row = 0; 1304 row = 0;
1291 num = TermWin.nrow; 1305 num = nrow;
1292 break; 1306 break;
1293 default: 1307 default:
1294 return; 1308 return;
1295 } 1309 }
1296
1297 refresh_type |= REFRESH_BOUNDS;
1298 1310
1299 if (selection.op && current_screen == selection.screen 1311 if (selection.op && current_screen == selection.screen
1300 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1312 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1301 || (selection.end.row >= row 1313 || (selection.end.row >= row
1302 && selection.end.row <= row + num))) 1314 && selection.end.row <= row + num)))
1303 CLEAR_SELECTION (); 1315 CLEAR_SELECTION ();
1304 1316
1305 if (row >= TermWin.nrow) /* Out Of Bounds */ 1317 if (row >= nrow) /* Out Of Bounds */
1306 return; 1318 return;
1307 1319
1308 MIN_IT (num, (TermWin.nrow - row)); 1320 min_it (num, nrow - row);
1309 1321
1310 if (rstyle & (RS_RVid | RS_Uline)) 1322 if (rstyle & (RS_RVid | RS_Uline))
1311 ren = (rend_t) ~RS_None; 1323 ren = (rend_t) ~RS_None;
1312 else if (GET_BASEBG (rstyle) == Color_bg) 1324 else if (GET_BASEBG (rstyle) == Color_bg)
1313 { 1325 {
1314 ren = DEFAULT_RSTYLE; 1326 ren = DEFAULT_RSTYLE;
1315 CLEAR_ROWS (row, num); 1327 CLEAR_ROWS (row, num);
1316 } 1328 }
1317 else 1329 else
1318 { 1330 {
1319 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1331 ren = rstyle & (RS_fgMask | RS_bgMask);
1320 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1332 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1321 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1333 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1322 ERASE_ROWS (row, num); 1334 ERASE_ROWS (row, num);
1323 gcvalue.foreground = PixColors[Color_fg]; 1335 gcvalue.foreground = pix_colors[Color_fg];
1324 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1336 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1325 } 1337 }
1326 1338
1327 for (; num--; row++) 1339 for (; num--; row++)
1328 { 1340 {
1329 scr_blank_screen_mem (screen.text, screen.rend, 1341 scr_blank_screen_mem (ROW(row), rstyle);
1330 (unsigned int) (row + row_offset), rstyle); 1342 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1331 screen.tlen[row + row_offset] = 0;
1332 scr_blank_line (drawn_text[row], drawn_rend[row],
1333 (unsigned int)TermWin.ncol, ren);
1334 } 1343 }
1335} 1344}
1345
1346#if ENABLE_FRILLS
1347void
1348rxvt_term::scr_erase_savelines () NOTHROW
1349{
1350 want_refresh = 1;
1351 ZERO_SCROLLBACK ();
1352
1353 top_row = 0;
1354}
1355#endif
1336 1356
1337/* ------------------------------------------------------------------------- */ 1357/* ------------------------------------------------------------------------- */
1338/* 1358/*
1339 * Fill the screen with `E's 1359 * Fill the screen with `E's
1340 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1360 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1341 */ 1361 */
1342void 1362void
1343rxvt_term::scr_E () 1363rxvt_term::scr_E () NOTHROW
1344{ 1364{
1345 int i, j, k; 1365 rend_t fs;
1346 rend_t *r1, fs;
1347 1366
1348 want_refresh = 1; 1367 want_refresh = 1;
1368 ZERO_SCROLLBACK ();
1369
1349 num_scr_allow = 0; 1370 num_scr_allow = 0;
1350 ZERO_SCROLLBACK ();
1351 selection_check (3); 1371 selection_check (3);
1352 1372
1353 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1373 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1354 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1374 for (int row = nrow; row--; )
1355 { 1375 {
1356 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1376 line_t &line = ROW(row);
1377
1357 fill_text (screen.text[k], 'E', TermWin.ncol); 1378 fill_text (line.t, 'E', ncol);
1358 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1379 rend_t *r1 = line.r;
1380
1381 for (int j = ncol; j--; )
1359 *r1++ = fs; 1382 *r1++ = fs;
1383
1384 line.is_longer (0);
1385 line.touch (ncol);
1360 } 1386 }
1361} 1387}
1362 1388
1363/* ------------------------------------------------------------------------- */ 1389/* ------------------------------------------------------------------------- */
1364/* 1390/*
1365 * Insert/Delete <count> lines 1391 * Insert/Delete <count> lines
1366 */ 1392 */
1367void 1393void
1368rxvt_term::scr_insdel_lines (int count, int insdel) 1394rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1369{ 1395{
1370 int end; 1396 int end;
1371 1397
1372 ZERO_SCROLLBACK (); 1398 ZERO_SCROLLBACK ();
1373 1399
… …
1382 if (insdel == DELETE) 1408 if (insdel == DELETE)
1383 return; 1409 return;
1384 else if (insdel == INSERT) 1410 else if (insdel == INSERT)
1385 count = end; 1411 count = end;
1386 } 1412 }
1387 screen.flags &= ~Screen_WrapNext;
1388 1413
1414 scr_do_wrap ();
1415
1389 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1416 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1390} 1417}
1391 1418
1392/* ------------------------------------------------------------------------- */ 1419/* ------------------------------------------------------------------------- */
1393/* 1420/*
1394 * Insert/Delete <count> characters from the current position 1421 * Insert/Delete <count> characters from the current position
1395 */ 1422 */
1396void 1423void
1397rxvt_term::scr_insdel_chars (int count, int insdel) 1424rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1398{ 1425{
1399 int col, row; 1426 int col, row;
1400 rend_t tr; 1427 rend_t tr;
1401 text_t *stp;
1402 rend_t *srp;
1403 int16_t *slp;
1404 1428
1405 want_refresh = 1; 1429 want_refresh = 1;
1406 ZERO_SCROLLBACK (); 1430 ZERO_SCROLLBACK ();
1407 1431
1408 if (count <= 0) 1432 if (count <= 0)
1409 return; 1433 return;
1410 1434
1435 scr_do_wrap ();
1436
1411 selection_check (1); 1437 selection_check (1);
1412 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1438 min_it (count, ncol - screen.cur.col);
1413 1439
1414 row = screen.cur.row + TermWin.saveLines;
1415 screen.flags &= ~Screen_WrapNext;
1416
1417 stp = screen.text[row];
1418 srp = screen.rend[row]; 1440 row = screen.cur.row;
1419 slp = & (screen.tlen[row]); 1441
1442 line_t *line = &ROW(row);
1443
1444 line->touch ();
1445 line->is_longer (0);
1420 1446
1421 switch (insdel) 1447 switch (insdel)
1422 { 1448 {
1423 case INSERT: 1449 case INSERT:
1424 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1450 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1425 col--)
1426 { 1451 {
1427 stp[col] = stp[col - count]; 1452 line->t[col] = line->t[col - count];
1428 srp[col] = srp[col - count]; 1453 line->r[col] = line->r[col - count];
1429 } 1454 }
1430 1455
1431 if (*slp != -1) 1456 line->l = min (line->l + count, ncol);
1432 {
1433 *slp += count;
1434 MIN_IT (*slp, TermWin.ncol);
1435 }
1436 1457
1437 if (selection.op && current_screen == selection.screen 1458 if (selection.op && current_screen == selection.screen
1438 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1459 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1439 { 1460 {
1440 if (selection.end.row != screen.cur.row 1461 if (selection.end.row != screen.cur.row
1441 || (selection.end.col + count >= TermWin.ncol)) 1462 || (selection.end.col + count >= ncol))
1442 CLEAR_SELECTION (); 1463 CLEAR_SELECTION ();
1443 else 1464 else
1444 { /* shift selection */ 1465 { /* shift selection */
1445 selection.beg.col += count; 1466 selection.beg.col += count;
1446 selection.mark.col += count; /* XXX: yes? */ 1467 selection.mark.col += count; /* XXX: yes? */
1447 selection.end.col += count; 1468 selection.end.col += count;
1448 } 1469 }
1449 } 1470 }
1450 1471
1451 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1472 scr_blank_line (*line, screen.cur.col, count, rstyle);
1452 (unsigned int)count, rstyle);
1453 break; 1473 break;
1454 1474
1455 case ERASE: 1475 case ERASE:
1456 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1476 screen.cur.col += count; /* don't worry if > ncol */
1457 selection_check (1); 1477 selection_check (1);
1458 screen.cur.col -= count; 1478 screen.cur.col -= count;
1459 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1479
1460 (unsigned int)count, rstyle); 1480 line->l = max (line->l - count, 0);
1481 scr_blank_line (*line, screen.cur.col, count, rstyle);
1461 break; 1482 break;
1462 1483
1463 case DELETE: 1484 case DELETE:
1464 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1485 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1465 1486
1466 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1487 for (col = screen.cur.col; (col + count) < ncol; col++)
1467 { 1488 {
1468 stp[col] = stp[col + count]; 1489 line->t[col] = line->t[col + count];
1469 srp[col] = srp[col + count]; 1490 line->r[col] = line->r[col + count];
1470 } 1491 }
1471 1492
1472 scr_blank_line (& (stp[TermWin.ncol - count]), 1493 line->l = max (line->l - count, 0);
1473 & (srp[TermWin.ncol - count]), 1494 scr_blank_line (*line, ncol - count, count, tr);
1474 (unsigned int)count, tr);
1475
1476 if (*slp == -1) /* break line continuation */
1477 *slp = TermWin.ncol;
1478
1479 *slp -= count;
1480 MAX_IT (*slp, 0);
1481 1495
1482 if (selection.op && current_screen == selection.screen 1496 if (selection.op && current_screen == selection.screen
1483 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1484 { 1498 {
1485 if (selection.end.row != screen.cur.row 1499 if (selection.end.row != screen.cur.row
1486 || (screen.cur.col >= selection.beg.col - count) 1500 || (screen.cur.col >= selection.beg.col - count)
1487 || selection.end.col >= TermWin.ncol) 1501 || selection.end.col >= ncol)
1488 CLEAR_SELECTION (); 1502 CLEAR_SELECTION ();
1489 else 1503 else
1490 { 1504 {
1491 /* shift selection */ 1505 /* shift selection */
1492 selection.beg.col -= count; 1506 selection.beg.col -= count;
1493 selection.mark.col -= count; /* XXX: yes? */ 1507 selection.mark.col -= count; /* XXX: yes? */
1494 selection.end.col -= count; 1508 selection.end.col -= count;
1495 } 1509 }
1496 } 1510 }
1497 1511
1498 break; 1512 break;
1499 } 1513 }
… …
1503/* 1517/*
1504 * Set the scrolling region 1518 * Set the scrolling region
1505 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1519 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1506 */ 1520 */
1507void 1521void
1508rxvt_term::scr_scroll_region (int top, int bot) 1522rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1509{ 1523{
1510 MAX_IT (top, 0); 1524 max_it (top, 0);
1511 MIN_IT (bot, (int)TermWin.nrow - 1); 1525 min_it (bot, nrow - 1);
1512 1526
1513 if (top > bot) 1527 if (top > bot)
1514 return; 1528 return;
1515 1529
1516 screen.tscroll = top; 1530 screen.tscroll = top;
… …
1523 * Make the cursor visible/invisible 1537 * Make the cursor visible/invisible
1524 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1538 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1525 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1539 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1526 */ 1540 */
1527void 1541void
1528rxvt_term::scr_cursor_visible (int mode) 1542rxvt_term::scr_cursor_visible (int mode) NOTHROW
1529{ 1543{
1530 want_refresh = 1; 1544 want_refresh = 1;
1531 1545
1532 if (mode) 1546 if (mode)
1533 screen.flags |= Screen_VisibleCursor; 1547 screen.flags |= Screen_VisibleCursor;
… …
1540 * Set/unset automatic wrapping 1554 * Set/unset automatic wrapping
1541 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1555 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1542 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1556 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1543 */ 1557 */
1544void 1558void
1545rxvt_term::scr_autowrap (int mode) 1559rxvt_term::scr_autowrap (int mode) NOTHROW
1546{ 1560{
1547 if (mode) 1561 if (mode)
1548 screen.flags |= Screen_Autowrap; 1562 screen.flags |= Screen_Autowrap;
1549 else 1563 else
1550 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1564 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1551} 1565}
1552 1566
1553/* ------------------------------------------------------------------------- */ 1567/* ------------------------------------------------------------------------- */
1554/* 1568/*
1555 * Set/unset margin origin mode 1569 * Set/unset margin origin mode
… …
1559 * and the cursor cannot be moved outside. 1573 * and the cursor cannot be moved outside.
1560 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1574 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1561 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1575 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1562 */ 1576 */
1563void 1577void
1564rxvt_term::scr_relative_origin (int mode) 1578rxvt_term::scr_relative_origin (int mode) NOTHROW
1565{ 1579{
1566 if (mode) 1580 if (mode)
1567 screen.flags |= Screen_Relative; 1581 screen.flags |= Screen_Relative;
1568 else 1582 else
1569 screen.flags &= ~Screen_Relative; 1583 screen.flags &= ~Screen_Relative;
1584
1570 scr_gotorc (0, 0, 0); 1585 scr_gotorc (0, 0, 0);
1571} 1586}
1572 1587
1573/* ------------------------------------------------------------------------- */ 1588/* ------------------------------------------------------------------------- */
1574/* 1589/*
1575 * Set insert/replace mode 1590 * Set insert/replace mode
1576 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1591 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1577 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1592 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1578 */ 1593 */
1579void 1594void
1580rxvt_term::scr_insert_mode (int mode) 1595rxvt_term::scr_insert_mode (int mode) NOTHROW
1581{ 1596{
1582 if (mode) 1597 if (mode)
1583 screen.flags |= Screen_Insert; 1598 screen.flags |= Screen_Insert;
1584 else 1599 else
1585 screen.flags &= ~Screen_Insert; 1600 screen.flags &= ~Screen_Insert;
… …
1591 * XTERM_SEQ: Set tab at current column : ESC H 1606 * XTERM_SEQ: Set tab at current column : ESC H
1592 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1607 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1593 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1608 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1594 */ 1609 */
1595void 1610void
1596rxvt_term::scr_set_tab (int mode) 1611rxvt_term::scr_set_tab (int mode) NOTHROW
1597{ 1612{
1598 if (mode < 0) 1613 if (mode < 0)
1599 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1614 memset (tabs, 0, ncol * sizeof (char));
1600 else if (screen.cur.col < TermWin.ncol) 1615 else if (screen.cur.col < ncol)
1601 tabs[screen.cur.col] = (mode ? 1 : 0); 1616 tabs [screen.cur.col] = !!mode;
1602} 1617}
1603 1618
1604/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1605/* 1620/*
1606 * Set reverse/normal video 1621 * Set reverse/normal video
1607 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1622 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1608 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1623 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1609 */ 1624 */
1610void 1625void
1611rxvt_term::scr_rvideo_mode (int mode) 1626rxvt_term::scr_rvideo_mode (int mode) NOTHROW
1612{ 1627{
1613 XGCValues gcvalue; 1628 XGCValues gcvalue;
1614 1629
1615 if (rvideo != mode) 1630 if (rvideo != mode)
1616 { 1631 {
1617 rvideo = mode; 1632 rvideo = mode;
1618 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1633 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1619#if defined(XPM_BACKGROUND) 1634#if XPM_BACKGROUND
1620 if (bgPixmap.pixmap == None) 1635 if (bgPixmap.pixmap == None)
1621#endif 1636#endif
1622#if defined(TRANSPARENT) 1637#if TRANSPARENT
1623 if (! (Options & Opt_transparent) || am_transparent == 0) 1638 if (! OPTION (Opt_transparent) || am_transparent == 0)
1624#endif 1639#endif
1625 XSetWindowBackground (display->display, TermWin.vt, 1640 XSetWindowBackground (display->display, vt,
1626 PixColors[Color_bg]); 1641 pix_colors[Color_bg]);
1627 1642
1628 gcvalue.foreground = PixColors[Color_fg]; 1643 gcvalue.foreground = pix_colors[Color_fg];
1629 gcvalue.background = PixColors[Color_bg]; 1644 gcvalue.background = pix_colors[Color_bg];
1630 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1645 XChangeGC (display->display, gc, GCBackground | GCForeground,
1631 &gcvalue); 1646 &gcvalue);
1632 scr_clear (); 1647 scr_clear ();
1633 scr_touch (true); 1648 scr_touch (true);
1634 } 1649 }
1635} 1650}
… …
1638/* 1653/*
1639 * Report current cursor position 1654 * Report current cursor position
1640 * XTERM_SEQ: Report position: ESC [ 6 n 1655 * XTERM_SEQ: Report position: ESC [ 6 n
1641 */ 1656 */
1642void 1657void
1643rxvt_term::scr_report_position () 1658rxvt_term::scr_report_position () NOTHROW
1644{ 1659{
1645 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1660 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1646} 1661}
1647 1662
1648/* ------------------------------------------------------------------------- * 1663/* ------------------------------------------------------------------------- *
… …
1651 1666
1652/* 1667/*
1653 * Set font style 1668 * Set font style
1654 */ 1669 */
1655void 1670void
1656rxvt_term::set_font_style () 1671rxvt_term::set_font_style () NOTHROW
1657{ 1672{
1673#if 0
1658 switch (charsets[screen.charset]) 1674 switch (charsets [screen.charset])
1659 { 1675 {
1660 case '0': /* DEC Special Character & Line Drawing Set */ 1676 case '0': /* DEC Special Character & Line Drawing Set */
1661 break; 1677 break;
1662 case 'A': /* United Kingdom (UK) */ 1678 case 'A': /* United Kingdom (UK) */
1663 break; 1679 break;
… …
1670 case 'C': /* Finnish character set */ 1686 case 'C': /* Finnish character set */
1671 break; 1687 break;
1672 case 'K': /* German character set */ 1688 case 'K': /* German character set */
1673 break; 1689 break;
1674 } 1690 }
1691#endif
1675} 1692}
1676 1693
1677/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1678/* 1695/*
1679 * Choose a font 1696 * Choose a font
… …
1681 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1698 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1682 * XTERM_SEQ: Invoke G2 character set: ESC N 1699 * XTERM_SEQ: Invoke G2 character set: ESC N
1683 * XTERM_SEQ: Invoke G3 character set: ESC O 1700 * XTERM_SEQ: Invoke G3 character set: ESC O
1684 */ 1701 */
1685void 1702void
1686rxvt_term::scr_charset_choose (int set) 1703rxvt_term::scr_charset_choose (int set) NOTHROW
1687 { 1704{
1688 screen.charset = set; 1705 screen.charset = set;
1689 set_font_style (); 1706 set_font_style ();
1690 } 1707}
1691 1708
1692/* ------------------------------------------------------------------------- */ 1709/* ------------------------------------------------------------------------- */
1693/* 1710/*
1694 * Set a font 1711 * Set a font
1695 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1712 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1697 * XTERM_SEQ: Set G2 character set: ESC * <C> 1714 * XTERM_SEQ: Set G2 character set: ESC * <C>
1698 * XTERM_SEQ: Set G3 character set: ESC + <C> 1715 * XTERM_SEQ: Set G3 character set: ESC + <C>
1699 * See set_font_style for possible values for <C> 1716 * See set_font_style for possible values for <C>
1700 */ 1717 */
1701void 1718void
1702rxvt_term::scr_charset_set (int set, unsigned int ch) 1719rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1703 { 1720{
1704 charsets[set] = (unsigned char)ch; 1721 charsets[set] = (unsigned char)ch;
1705 set_font_style (); 1722 set_font_style ();
1706 } 1723}
1707 1724
1708 1725
1709/* ------------------------------------------------------------------------- * 1726/* ------------------------------------------------------------------------- *
1710 * MAJOR SCREEN MANIPULATION * 1727 * MAJOR SCREEN MANIPULATION *
1711 * ------------------------------------------------------------------------- */ 1728 * ------------------------------------------------------------------------- */
1712 1729
1713/* 1730/*
1714 * refresh matching text. 1731 * refresh matching text.
1715 */ 1732 */
1716bool 1733bool
1717rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1734rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1718{ 1735{
1719 bool found = false; 1736 bool found = false;
1720 1737
1721 for (int i = 0; i < TermWin.nrow; i++) 1738 for (int i = 0; i < nrow; i++)
1722 { 1739 {
1723 int col = 0; 1740 int col = 0;
1724 rend_t *drp = drawn_rend [i]; 1741 rend_t *drp = drawn_buf[i].r;
1725 1742
1726 for (; col < TermWin.ncol; col++, drp++) 1743 for (; col < ncol; col++, drp++)
1727 if ((*drp & mask) == value) 1744 if ((*drp & mask) == value)
1728 { 1745 {
1729 found = true; 1746 found = true;
1730 *drp = ~value; 1747 *drp = ~value;
1731 } 1748 }
… …
1742 PART_END, 1759 PART_END,
1743 RC_COUNT 1760 RC_COUNT
1744}; 1761};
1745 1762
1746void 1763void
1747rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1764rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1748{ 1765{
1749 int i; 1766 int i;
1750 row_col_t rc[RC_COUNT]; 1767 row_col_t rc[RC_COUNT];
1751 1768
1752 if (drawn_text == NULL) /* sanity check */ 1769 if (!drawn_buf) /* sanity check */
1753 return; 1770 return;
1754 1771
1755#ifndef NO_SLOW_LINK_SUPPORT 1772#ifndef NO_SLOW_LINK_SUPPORT
1756 if (refresh_type == FAST_REFRESH && !display->is_local) 1773 if (refresh_type == FAST_REFRESH && !display->is_local)
1757 { 1774 {
1758 y = 0; 1775 y = 0;
1759 height = TermWin.height; 1776 eheight = height;
1760 } 1777 }
1761#endif
1762
1763#ifdef DEBUG_STRICT
1764 x = max (x, 0);
1765 x = min (x, (int)TermWin.width);
1766 y = max (y, 0);
1767 y = min (y, (int)TermWin.height);
1768#endif 1778#endif
1769 1779
1770 /* round down */ 1780 /* round down */
1771 rc[PART_BEG].col = Pixel2Col (x); 1781 rc[PART_BEG].col = Pixel2Col (x);
1772 rc[PART_BEG].row = Pixel2Row (y); 1782 rc[PART_BEG].row = Pixel2Row (y);
1773 /* round up */ 1783 /* round up */
1774 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1784 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1775 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1785 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1776 1786
1777 /* sanity checks */ 1787 /* sanity checks */
1778 for (i = PART_BEG; i < RC_COUNT; i++) 1788 for (i = PART_BEG; i < RC_COUNT; i++)
1779 { 1789 {
1780 MIN_IT (rc[i].col, TermWin.ncol - 1); 1790 min_it (rc[i].col, ncol - 1);
1781 MIN_IT (rc[i].row, TermWin.nrow - 1); 1791 min_it (rc[i].row, nrow - 1);
1782 } 1792 }
1783
1784 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));
1785 1793
1786 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1794 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1787 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1795 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1796
1797 num_scr_allow = 0;
1788 1798
1789 if (refresh) 1799 if (refresh)
1790 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1800 scr_refresh ();
1791} 1801}
1792 1802
1793/* ------------------------------------------------------------------------- */ 1803/* ------------------------------------------------------------------------- */
1794/* 1804/*
1795 * Refresh the entire screen 1805 * Refresh the entire screen
1796 */ 1806 */
1797void 1807void
1798rxvt_term::scr_touch (bool refresh) 1808rxvt_term::scr_touch (bool refresh) NOTHROW
1799{ 1809{
1800 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1810 scr_expose (0, 0, width, height, refresh);
1801} 1811}
1802 1812
1803/* ------------------------------------------------------------------------- */ 1813/* ------------------------------------------------------------------------- */
1804/* 1814/*
1805 * Move the display so that the line represented by scrollbar value Y is at 1815 * Move the display so that the line represented by scrollbar value Y is at
1806 * the top of the screen 1816 * the top of the screen
1807 */ 1817 */
1808int 1818void
1809rxvt_term::scr_move_to (int y, int len) 1819rxvt_term::scr_move_to (int y, int len) NOTHROW
1810{ 1820{
1811 long p = 0; 1821 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1812 uint16_t oldviewstart;
1813
1814 oldviewstart = TermWin.view_start;
1815 if (y < len)
1816 {
1817 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1818 p -= (long) (TermWin.nrow - 1);
1819 p = max (p, 0);
1820 }
1821 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1822 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1823
1824 return scr_changeview (oldviewstart);
1825} 1822}
1826 1823
1827/* ------------------------------------------------------------------------- */ 1824/* ------------------------------------------------------------------------- */
1828/* 1825/*
1829 * Page the screen up/down nlines 1826 * Page the screen up/down nlines
1830 * direction should be UP or DN 1827 * direction should be UP or DN
1831 */ 1828 */
1832int 1829bool
1833rxvt_term::scr_page (enum page_dirn direction, int nlines) 1830rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1834{ 1831{
1835 int n; 1832 int new_view_start =
1836 uint16_t oldviewstart; 1833 direction == UP ? view_start - nlines
1834 : view_start + nlines;
1837 1835
1838 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1839#ifdef DEBUG_STRICT
1840 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1841#endif
1842 oldviewstart = TermWin.view_start;
1843 if (direction == UP)
1844 {
1845 n = TermWin.view_start + nlines;
1846 TermWin.view_start = min (n, TermWin.nscrolled);
1847 }
1848 else
1849 {
1850 n = TermWin.view_start - nlines;
1851 TermWin.view_start = max (n, 0);
1852 }
1853 return scr_changeview (oldviewstart); 1836 return scr_changeview (new_view_start);
1854} 1837}
1855 1838
1856int 1839bool
1857rxvt_term::scr_changeview (uint16_t oldviewstart) 1840rxvt_term::scr_changeview (int new_view_start) NOTHROW
1858{ 1841{
1842 clamp_it (new_view_start, top_row, 0);
1843
1859 if (TermWin.view_start != oldviewstart) 1844 if (new_view_start == view_start)
1860 { 1845 return false;
1846
1847 num_scr += new_view_start - view_start;
1848 view_start = new_view_start;
1861 want_refresh = 1; 1849 want_refresh = 1;
1862 num_scr -= (TermWin.view_start - oldviewstart);
1863 }
1864 1850
1865 return (int) (TermWin.view_start - oldviewstart); 1851 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1866}
1867 1852
1853 return true;
1854}
1855
1868/* ------------------------------------------------------------------------- */ 1856/* ------------------------------------------------------------------------- */
1869void 1857void
1870rxvt_term::scr_bell () 1858rxvt_term::scr_bell () NOTHROW
1871{ 1859{
1872#ifndef NO_BELL 1860#ifndef NO_BELL
1861
1873# ifndef NO_MAPALERT 1862# ifndef NO_MAPALERT
1874# ifdef MAPALERT_OPTION 1863# ifdef MAPALERT_OPTION
1875 if (Options & Opt_mapAlert) 1864 if (OPTION (Opt_mapAlert))
1876# endif 1865# endif
1877 XMapWindow (display->display, TermWin.parent[0]); 1866 XMapWindow (display->display, parent[0]);
1878# endif 1867# endif
1879 if (Options & Opt_visualBell) 1868
1869 if (OPTION (Opt_visualBell))
1880 { 1870 {
1881 scr_rvideo_mode (!rvideo); /* refresh also done */ 1871 scr_rvideo_mode (!rvideo); /* refresh also done */
1872 display->flush ();
1873 rxvt_usleep (VISUAL_BELL_DURATION);
1882 scr_rvideo_mode (!rvideo); /* refresh also done */ 1874 scr_rvideo_mode (!rvideo); /* refresh also done */
1883 } 1875 }
1884 else 1876 else
1885 XBell (display->display, 0); 1877 XBell (display->display, 0);
1878
1886#endif 1879#endif
1887} 1880}
1888 1881
1889/* ------------------------------------------------------------------------- */ 1882/* ------------------------------------------------------------------------- */
1890/* ARGSUSED */ 1883/* ARGSUSED */
1891void 1884void
1892rxvt_term::scr_printscreen (int fullhist) 1885rxvt_term::scr_printscreen (int fullhist) NOTHROW
1893{ 1886{
1894#ifdef PRINTPIPE 1887#ifdef PRINTPIPE
1895 int i, r1, nrows, row_offset; 1888 int nrows, row_start;
1896 text_t *t; 1889 FILE *fd;
1897 FILE *fd;
1898 1890
1899 if ((fd = popen_printer ()) == NULL) 1891 if ((fd = popen_printer ()) == NULL)
1900 return; 1892 return;
1901 nrows = TermWin.nrow; 1893
1902 row_offset = TermWin.saveLines;
1903 if (!fullhist) 1894 if (fullhist)
1904 row_offset -= TermWin.view_start; 1895 {
1896 nrows = nrow - top_row;
1897 row_start = top_row;
1898 }
1905 else 1899 else
1906 { 1900 {
1907 nrows += TermWin.nscrolled; 1901 nrows = nrow;
1908 row_offset -= TermWin.nscrolled; 1902 row_start = view_start;
1909 } 1903 }
1910 1904
1905 wctomb (0, 0);
1906
1911 for (r1 = 0; r1 < nrows; r1++) 1907 for (int r1 = 0; r1 < nrows; r1++)
1912 {
1913 t = screen.text[r1 + row_offset];
1914 for (i = TermWin.ncol - 1; i >= 0; i--)
1915 if (!isspace (t[i]))
1916 break;
1917 fprintf (fd, "%.*s\n", (i + 1), t);
1918 } 1908 {
1909 text_t *tp = ROW(r1).t;
1910 int len = ROW(r1).l;
1911
1912 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1913 {
1914 char mb[MB_LEN_MAX];
1915 text_t t = *tp++;
1916 if (t == NOCHAR)
1917 continue;
1918
1919 len = wctomb (mb, t);
1920
1921 if (len <= 0)
1922 {
1923 mb[0] = ' ';
1924 len = 1;
1925 }
1926
1927 fwrite (mb, 1, len, fd);
1928 }
1929
1930 fputc ('\n', fd);
1931 }
1932
1919 pclose_printer (fd); 1933 pclose_printer (fd);
1920#endif 1934#endif
1921} 1935}
1922 1936
1923/* ------------------------------------------------------------------------- */ 1937/* ------------------------------------------------------------------------- */
1924/* 1938/*
1925 * Refresh the screen 1939 * Refresh the screen
1926 * drawn_text/drawn_rend contain the screen information before the update. 1940 * drawn_text/drawn_rend contain the screen information before the update.
1927 * screen.text/screen.rend contain what the screen will change to. 1941 * screen.text/screen.rend contain what the screen will change to.
1928 */ 1942 */
1929
1930#define FONT_WIDTH(X, Y) \
1931 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1932#define FONT_RBEAR(X, Y) \
1933 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1934#define FONT_LBEAR(X, Y) \
1935 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1936#define IS_FONT_CHAR(X, Y) \
1937 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1938
1939void 1943void
1940rxvt_term::scr_refresh (unsigned char refresh_type) 1944rxvt_term::scr_refresh () NOTHROW
1941{ 1945{
1942 unsigned char clearfirst, /* first character writes before cell */
1943 clearlast, /* last character writes beyond cell */
1944 must_clear, /* use draw_string not draw_image_string */ 1946 unsigned char must_clear, /* use draw_string not draw_image_string */
1945 rvid, /* reverse video this position */
1946 showcursor; /* show the cursor */ 1947 showcursor; /* show the cursor */
1947 int16_t col, row, /* column/row we're processing */ 1948 int16_t col, row, /* column/row we're processing */
1948 ocrow; /* old cursor row */ 1949 ocrow; /* old cursor row */
1949 int i, /* tmp */ 1950 int i; /* tmp */
1950 row_offset; /* basic offset in screen structure */
1951#ifndef NO_CURSORCOLOR 1951#ifndef NO_CURSORCOLOR
1952 rend_t cc1; /* store colours at cursor position (s) */ 1952 rend_t cc1; /* store colours at cursor position (s) */
1953#endif 1953#endif
1954 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1954 rend_t *crp; // cursor rendition pointer
1955 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1956 1955
1956 want_refresh = 0; /* screen is current */
1957
1957 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1958 if (refresh_type == NO_REFRESH || !mapped)
1958 return; 1959 return;
1959 1960
1960 /* 1961 /*
1961 * A: set up vars 1962 * A: set up vars
1962 */ 1963 */
1963 clearfirst = clearlast = must_clear = 0; 1964 must_clear = 0;
1964
1965 refresh_count = 0; 1965 refresh_count = 0;
1966 1966
1967 row_offset = TermWin.saveLines - TermWin.view_start;
1968
1969 if ((refresh_type & REFRESH_BOUNDS))
1970 {
1971 clearfirst = clearlast = 1;
1972 refresh_type &= ~REFRESH_BOUNDS;
1973 }
1974
1975#ifdef XPM_BACKGROUND 1967#if XPM_BACKGROUND
1976 must_clear |= (bgPixmap.pixmap != None); 1968 must_clear |= bgPixmap.pixmap != None;
1977#endif 1969#endif
1978#ifdef TRANSPARENT 1970#if TRANSPARENT
1979 must_clear |= ((Options & Opt_transparent) && am_transparent); 1971 must_clear |= OPTION (Opt_transparent) && am_transparent;
1980#endif 1972#endif
1981 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1973 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1982 1974
1983 /* 1975 /*
1984 * B: reverse any characters which are selected 1976 * B: reverse any characters which are selected
… …
1999 showcursor = 0; 1991 showcursor = 0;
2000#endif 1992#endif
2001 1993
2002 if (showcursor) 1994 if (showcursor)
2003 { 1995 {
2004 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 1996 int col = screen.cur.col;
2005 1997
1998 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1999 col--;
2000
2001 crp = &ROW(screen.cur.row).r[col];
2002
2006 if (showcursor && TermWin.focus) 2003 if (showcursor && focus)
2007 { 2004 {
2005 if (OPTION (Opt_cursorUnderline))
2006 *crp ^= RS_Uline;
2007 else
2008 {
2008 *srp ^= RS_RVid; 2009 *crp ^= RS_RVid;
2010
2009#ifndef NO_CURSORCOLOR 2011#ifndef NO_CURSORCOLOR
2010 cc1 = *srp & (RS_fgMask | RS_bgMask); 2012 cc1 = *crp & (RS_fgMask | RS_bgMask);
2011 if (ISSET_PIXCOLOR (Color_cursor)) 2013 if (ISSET_PIXCOLOR (Color_cursor))
2012 ccol1 = Color_cursor; 2014 ccol1 = Color_cursor;
2013 else 2015 else
2014#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2016#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2015 ccol1 = GET_FGCOLOR (rstyle); 2017 ccol1 = fgcolor_of (rstyle);
2016#else 2018#else
2017 ccol1 = Color_fg; 2019 ccol1 = Color_fg;
2018#endif 2020#endif
2019 if (ISSET_PIXCOLOR (Color_cursor2)) 2021 if (ISSET_PIXCOLOR (Color_cursor2))
2020 ccol2 = Color_cursor2; 2022 ccol2 = Color_cursor2;
2021 else 2023 else
2022#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2024#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2023 ccol2 = GET_BGCOLOR (rstyle); 2025 ccol2 = bgcolor_of (rstyle);
2024#else 2026#else
2025 ccol2 = Color_bg; 2027 ccol2 = Color_bg;
2026#endif 2028#endif
2027 *srp = SET_FGCOLOR (*srp, ccol1); 2029 *crp = SET_FGCOLOR (*crp, ccol1);
2028 *srp = SET_BGCOLOR (*srp, ccol2); 2030 *crp = SET_BGCOLOR (*crp, ccol2);
2029#endif 2031#endif
2032 }
2030 } 2033 }
2031 } 2034 }
2032 2035
2033 /* make sure no outline cursor is left around */ 2036 /* make sure no outline cursor is left around */
2034 setoldcursor = 0; 2037 setoldcursor = 0;
2035 if (ocrow != -1) 2038 if (ocrow != -1)
2036 { 2039 {
2037 if (screen.cur.row + TermWin.view_start != ocrow 2040 if (screen.cur.row - view_start != ocrow
2038 || screen.cur.col != oldcursor.col) 2041 || screen.cur.col != oldcursor.col)
2039 { 2042 {
2040 if (ocrow < TermWin.nrow 2043 if (ocrow < nrow
2041 && oldcursor.col < TermWin.ncol) 2044 && oldcursor.col < ncol)
2042 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2045 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2043 2046
2044 if (TermWin.focus || !showcursor) 2047 if (focus || !showcursor)
2045 oldcursor.row = -1; 2048 oldcursor.row = -1;
2046 else 2049 else
2047 setoldcursor = 1; 2050 setoldcursor = 1;
2048 } 2051 }
2049 } 2052 }
2050 else if (!TermWin.focus) 2053 else if (!focus)
2051 setoldcursor = 1; 2054 setoldcursor = 1;
2052 2055
2053 if (setoldcursor) 2056 if (setoldcursor)
2054 { 2057 {
2055 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2058 if (screen.cur.row - view_start >= nrow)
2056 oldcursor.row = -1; 2059 oldcursor.row = -1;
2057 else 2060 else
2058 { 2061 {
2059 oldcursor.row = screen.cur.row + TermWin.view_start; 2062 oldcursor.row = screen.cur.row - view_start;
2060 oldcursor.col = screen.cur.col; 2063 oldcursor.col = screen.cur.col;
2061 } 2064 }
2062 } 2065 }
2063 } 2066 }
2067
2068 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2069#if ENABLE_OVERLAY
2070 scr_swap_overlay ();
2071#endif
2064 2072
2065#ifndef NO_SLOW_LINK_SUPPORT 2073#ifndef NO_SLOW_LINK_SUPPORT
2066 /* 2074 /*
2067 * D: CopyArea pass - very useful for slower links 2075 * D: CopyArea pass - very useful for slower links
2068 * This has been deliberately kept simple. 2076 * This has been deliberately kept simple.
2069 */ 2077 */
2070 i = num_scr;
2071 if (!display->is_local 2078 if (!display->is_local
2072 && refresh_type == FAST_REFRESH && num_scr_allow && i 2079 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2073 && abs (i) < TermWin.nrow && !must_clear) 2080 && abs (num_scr) < nrow && !must_clear)
2074 { 2081 {
2075 int16_t nits; 2082 int16_t nits;
2076 int j; 2083 int j;
2077 rend_t *drp2;
2078 text_t *dtp2;
2079 int len, wlen; 2084 int len, wlen;
2085 dLocal (int, num_scr);
2080 2086
2081 j = TermWin.nrow; 2087 j = nrow;
2082 wlen = len = -1; 2088 wlen = len = -1;
2083 row = i > 0 ? 0 : j - 1; 2089 row = i > 0 ? 0 : j - 1;
2084 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2090 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2085 { 2091 {
2086 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2092 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2087 { 2093 {
2088 stp = screen.text[row + row_offset]; 2094 line_t s = ROW(view_start + row);
2089 srp = screen.rend[row + row_offset];
2090 dtp = drawn_text[row]; 2095 line_t d = drawn_buf[row];
2091 dtp2 = drawn_text[row + i]; 2096 line_t d2 = drawn_buf[row + i];
2092 drp = drawn_rend[row];
2093 drp2 = drawn_rend[row + i];
2094 2097
2095 for (nits = 0, col = TermWin.ncol; col--; ) 2098 for (nits = 0, col = ncol; col--; )
2096 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2099 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2097 nits--; 2100 nits--;
2098 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2101 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2099 nits++; 2102 nits++;
2100 2103
2101 if (nits > 8) /* XXX: arbitrary choice */ 2104 if (nits > 8) /* XXX: arbitrary choice */
2102 { 2105 {
2103 for (col = TermWin.ncol; col--; ) 2106 for (col = ncol; col--; )
2104 { 2107 {
2105 *dtp++ = *dtp2++; 2108 *d.t++ = *d2.t++;
2106 *drp++ = *drp2++; 2109 *d.r++ = *d2.r++;
2107 } 2110 }
2108 2111
2109 if (len == -1) 2112 if (len == -1)
2110 len = row; 2113 len = row;
2111 2114
… …
2116 2119
2117 if (len != -1) 2120 if (len != -1)
2118 { 2121 {
2119 /* also comes here at end if needed because of >= above */ 2122 /* also comes here at end if needed because of >= above */
2120 if (wlen < len) 2123 if (wlen < len)
2121 SWAP_IT (wlen, len, int); 2124 ::swap (wlen, len);
2122 2125
2123 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2124 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2126 XCopyArea (display->display, vt, vt,
2125 TermWin.gc, 0, Row2Pixel (len + i), 2127 gc, 0, Row2Pixel (len + i),
2126 (unsigned int)TermWin_TotalWidth (), 2128 (unsigned int)this->width,
2127 (unsigned int)Height2Pixel (wlen - len + 1), 2129 (unsigned int)Height2Pixel (wlen - len + 1),
2128 0, Row2Pixel (len)); 2130 0, Row2Pixel (len));
2129 len = -1; 2131 len = -1;
2130 } 2132 }
2131 } 2133 }
… …
2133#endif 2135#endif
2134 2136
2135 /* 2137 /*
2136 * E: main pass across every character 2138 * E: main pass across every character
2137 */ 2139 */
2138 for (row = 0; row < TermWin.nrow; row++) 2140 for (row = 0; row < nrow; row++)
2139 { 2141 {
2140 stp = screen.text[row + row_offset]; 2142 text_t *stp = ROW(view_start + row).t;
2141 srp = screen.rend[row + row_offset]; 2143 rend_t *srp = ROW(view_start + row).r;
2142 dtp = drawn_text[row]; 2144 text_t *dtp = drawn_buf[row].t;
2143 drp = drawn_rend[row]; 2145 rend_t *drp = drawn_buf[row].r;
2144 2146
2145 /* 2147 /*
2146 * E2: OK, now the real pass 2148 * E2: OK, now the real pass
2147 */ 2149 */
2148 int ypixel = (int)Row2Pixel (row); 2150 int ypixel = (int)Row2Pixel (row);
2149 2151
2150 for (col = 0; col < TermWin.ncol; col++) 2152 for (col = 0; col < ncol; col++)
2151 { 2153 {
2152 /* compare new text with old - if exactly the same then continue */ 2154 /* compare new text with old - if exactly the same then continue */
2153 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2155 if (stp[col] == dtp[col] /* Must match characters to skip. */
2154 && (srp[col] == drp[col] /* Either rendition the same or */ 2156 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2155 || (stp[col] == ' ' /* space w/ no background change */ 2157 || (stp[col] == ' ' /* space w/ no background change */
2156 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2158 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2157 continue; 2159 continue;
2158 2160
2159 // redraw one or more characters 2161 // redraw one or more characters
2160 2162
2161 // seek to the beginning if wide characters 2163 // seek to the beginning of wide characters
2162 while (stp[col] == NOCHAR && col > 0) 2164 while (stp[col] == NOCHAR && col > 0)
2163 --col; 2165 --col;
2164 2166
2165 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2167 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2166 text_t *text = stp + col; 2168 text_t *text = stp + col;
… …
2169 dtp[col] = stp[col]; 2171 dtp[col] = stp[col];
2170 drp[col] = rend; 2172 drp[col] = rend;
2171 2173
2172 int xpixel = Col2Pixel (col); 2174 int xpixel = Col2Pixel (col);
2173 2175
2174 // this loop looks very messy, it can probably be optimized
2175 // and cleaned a bit by you?
2176 for (i = 0; ++col < TermWin.ncol; ) 2176 for (i = 0; ++col < ncol; )
2177 { 2177 {
2178 if (stp[col] == NOCHAR) 2178 if (stp[col] == NOCHAR)
2179 { 2179 {
2180 dtp[col] = stp[col]; 2180 dtp[col] = stp[col];
2181 drp[col] = rend; 2181 drp[col] = rend;
2182 count++; 2182 count++;
2183
2184 if (i) // only possible skip if char unchanged
2185 i++; 2183 i++;
2186 2184
2187 continue; 2185 continue;
2188 } 2186 }
2189 2187
2190 if (rend != srp[col]) 2188 if (!RS_SAME (rend, srp[col]))
2191 break; 2189 break;
2192 2190
2193 count++; 2191 count++;
2194 2192
2195 if (stp[col] != dtp[col] 2193 if (stp[col] != dtp[col]
2196 || srp[col] != drp[col]) 2194 || !RS_SAME (srp[col], drp[col]))
2197 { 2195 {
2198 if (must_clear && (i++ > (count / 2))) 2196 if (must_clear && (i++ > count / 2))
2199 break; 2197 break;
2200 2198
2201 dtp[col] = stp[col]; 2199 dtp[col] = stp[col];
2202 drp[col] = rend; 2200 drp[col] = rend;
2203 i = 0; 2201 i = 0;
2204 } 2202 }
2205 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2203 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2206 break; 2204 break;
2207 } 2205 }
2208 2206
2209 col--; /* went one too far. move back */ 2207 col--; /* went one too far. move back */
2210 count -= i; /* dump any matching trailing chars */ 2208 count -= i; /* dump any matching trailing chars */
2209
2210 // sometimes we optimize away the trailing NOCHAR's, add them back
2211 while (i && text[count] == NOCHAR)
2212 count++, i--;
2211 2213
2212 /* 2214 /*
2213 * Determine the attributes for the string 2215 * Determine the attributes for the string
2214 */ 2216 */
2215 int fid = GET_FONT (rend);
2216 int fore = GET_FGCOLOR (rend); // desired foreground 2217 int fore = fgcolor_of (rend); // desired foreground
2217 int back = GET_BGCOLOR (rend); // desired background 2218 int back = bgcolor_of (rend); // desired background
2218 2219
2219 rend = GET_ATTR (rend); 2220 // only do special processing if any attributes are set, which is unlikely
2221 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2222 {
2223#if ENABLE_STYLES
2224 // force redraw after "careful" characters to avoid pixel droppings
2225 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2226 drp[col + 1] = ~srp[col + 1];
2220 2227
2221 rvid = !!(rend & RS_RVid); 2228 // include previous careful character(s) if possible, looks nicer (best effort...)
2229 while (text > stp
2230 && srp[text - stp - 1] & RS_Careful
2231 && RS_SAME (rend, srp[text - stp - 1]))
2232 text--, count++, xpixel -= fwidth;
2233#endif
2234
2235 bool invert = rend & RS_RVid;
2222 2236
2223#ifndef NO_BOLD_UNDERLINE_REVERSE 2237#ifndef NO_BOLD_UNDERLINE_REVERSE
2224 if (rend & RS_Bold && fore == Color_fg && !(Options & Opt_realBold)) 2238 if (rend & RS_Bold
2239 && fore == Color_fg)
2225 { 2240 {
2226 if (ISSET_PIXCOLOR (Color_BD)) 2241 if (ISSET_PIXCOLOR (Color_BD))
2227 fore = Color_BD; 2242 fore = Color_BD;
2243# if !ENABLE_STYLES
2228 else 2244 else
2229 rvid = !rvid; 2245 invert = !invert;
2246# endif
2247 }
2248
2249 if (rend & RS_Italic
2250 && fore == Color_fg)
2251 {
2252 if (ISSET_PIXCOLOR (Color_IT))
2253 fore = Color_IT;
2254# if !ENABLE_STYLES
2255 else
2256 invert = !invert;
2257# endif
2258 }
2259
2260 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2261 fore = Color_UL;
2262#endif
2263
2264 if (invert)
2265 {
2266 ::swap (fore, back);
2267
2268#ifndef NO_BOLD_UNDERLINE_REVERSE
2269 if (ISSET_PIXCOLOR (Color_RV))
2270 back = Color_RV;
2271
2272 if (fore == back)
2273 {
2274 fore = Color_bg;
2275 back = Color_fg;
2276 }
2277#endif
2278 }
2279
2280#ifdef TEXT_BLINK
2281 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2282 {
2283 if (!text_blink_ev.active)
2284 {
2285 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2286 hidden_text = 0;
2287 }
2288 else if (hidden_text)
2289 fore = back;
2290 }
2291#endif
2230 } 2292 }
2231
2232 if (rend & RS_Uline)
2233 if (ISSET_PIXCOLOR (Color_UL))
2234 fore = Color_UL;
2235#endif
2236
2237 if (rvid)
2238 {
2239 SWAP_IT (fore, back, int);
2240
2241#ifndef NO_BOLD_UNDERLINE_REVERSE
2242 if (ISSET_PIXCOLOR (Color_RV)
2243# ifndef NO_CURSORCOLOR
2244 && !ISSET_PIXCOLOR (Color_cursor)
2245# endif
2246 )
2247 back = Color_RV;
2248#endif
2249 }
2250
2251#ifdef TEXT_BLINK
2252 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2253 {
2254 if (!text_blink_ev.active)
2255 {
2256 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2257 hidden_text = 0;
2258 }
2259 else if (hidden_text)
2260 fore = back;
2261 }
2262#endif
2263 2293
2264 /* 2294 /*
2265 * Actually do the drawing of the string here 2295 * Actually do the drawing of the string here
2266 */ 2296 */
2267 rxvt_font *font = (*TermWin.fontset)[fid]; 2297 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2268 2298
2269 if (back == fore) 2299 if (back == fore)
2270 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2300 font->clear_rect (*drawable, xpixel, ypixel,
2271 TermWin.fwidth * count, TermWin.fheight, 2301 fwidth * count, fheight,
2272 back); 2302 back);
2273 else if (back == Color_bg) 2303 else if (back == Color_bg)
2274 { 2304 {
2275 if (must_clear) 2305 if (must_clear)
2276 { 2306 {
2277 CLEAR_CHARS (xpixel, ypixel, count); 2307 CLEAR_CHARS (xpixel, ypixel, count);
2278 2308
2279 for (i = 0; i < count; i++) /* don't draw empty strings */ 2309 for (i = 0; i < count; i++) /* don't draw empty strings */
2280 if (text[i] != ' ') 2310 if (text[i] != ' ')
2281 { 2311 {
2282 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2312 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2283 break; 2313 break;
2284 } 2314 }
2285 } 2315 }
2286 else 2316 else
2287 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2317 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2288 } 2318 }
2289 else 2319 else
2290 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2320 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2291 2321
2292 if (rend & RS_Uline && font->descent > 1 && fore != back) 2322 if (rend & RS_Uline && font->descent > 1 && fore != back)
2323 {
2324#if ENABLE_FRILLS
2325 if (ISSET_PIXCOLOR (Color_underline))
2326 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2327 else
2328#endif
2329 XSetForeground (display->display, gc, pix_colors[fore]);
2330
2293 XDrawLine (display->display, drawBuffer, TermWin.gc, 2331 XDrawLine (display->display, drawBuffer, gc,
2294 xpixel, ypixel + font->ascent + 1, 2332 xpixel, ypixel + font->ascent + 1,
2295 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2333 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2334 }
2296 } /* for (col....) */ 2335 } /* for (col....) */
2297 } /* for (row....) */ 2336 } /* for (row....) */
2337
2338#if ENABLE_OVERLAY
2339 scr_swap_overlay ();
2340#endif
2341 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2298 2342
2299 /* 2343 /*
2300 * G: cleanup cursor and display outline cursor if necessary 2344 * G: cleanup cursor and display outline cursor if necessary
2301 */ 2345 */
2302 if (showcursor) 2346 if (showcursor)
2303 { 2347 {
2304 if (TermWin.focus) 2348 if (focus)
2349 {
2350 if (OPTION (Opt_cursorUnderline))
2351 *crp ^= RS_Uline;
2352 else
2305 { 2353 {
2306 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2307 [screen.cur.col]);
2308 *srp ^= RS_RVid; 2354 *crp ^= RS_RVid;
2309#ifndef NO_CURSORCOLOR 2355#ifndef NO_CURSORCOLOR
2310 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2356 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2311#endif 2357#endif
2358 }
2312 } 2359 }
2313 else if (oldcursor.row >= 0) 2360 else if (oldcursor.row >= 0)
2314 { 2361 {
2362 int cursorwidth = 1;
2363 int col = oldcursor.col;
2364
2365 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2366 col--;
2367
2368 while (col + cursorwidth < ncol
2369 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2370 cursorwidth++;
2371
2315#ifndef NO_CURSORCOLOR 2372#ifndef NO_CURSORCOLOR
2316 if (ISSET_PIXCOLOR (Color_cursor)) 2373 if (ISSET_PIXCOLOR (Color_cursor))
2317 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2374 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2318#endif 2375#endif
2319 int cursorwidth = 1;
2320 while (oldcursor.col + cursorwidth < TermWin.ncol
2321 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2322 cursorwidth++;
2323 2376
2324 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2377 XDrawRectangle (display->display, drawBuffer, gc,
2325 Col2Pixel (oldcursor.col), 2378 Col2Pixel (col),
2326 Row2Pixel (oldcursor.row), 2379 Row2Pixel (oldcursor.row),
2327 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2380 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2328 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2381 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2329 } 2382 }
2330 } 2383 }
2331 2384
2332 /* 2385 /*
2333 * H: cleanup selection 2386 * H: cleanup selection
2334 */ 2387 */
2335 scr_reverse_selection (); 2388 scr_reverse_selection ();
2336 2389
2337 /*
2338 * I: other general cleanup
2339 */
2340#if 0
2341 if (clearfirst && TermWin.int_bwidth)
2342 /*
2343 * clear the whole screen height, note that width == 0 is treated
2344 * specially by XClearArea
2345 */
2346 XClearArea (display->display, TermWin.vt, 0, 0,
2347 (unsigned int)TermWin.int_bwidth,
2348 (unsigned int)TermWin_TotalHeight (), False);
2349
2350 if (clearlast && TermWin.int_bwidth)
2351 /*
2352 * clear the whole screen height, note that width == 0 is treated
2353 * specially by XClearArea
2354 */
2355 XClearArea (display->display, TermWin.vt,
2356 TermWin.width + TermWin.int_bwidth, 0,
2357 (unsigned int)TermWin.int_bwidth,
2358 (unsigned int)TermWin_TotalHeight (), False);
2359#endif
2360
2361 if (refresh_type & SMOOTH_REFRESH)
2362 XFlush (display->display);
2363
2364 num_scr = 0; 2390 num_scr = 0;
2365 num_scr_allow = 1; 2391 num_scr_allow = 1;
2366 want_refresh = 0; /* screen is current */
2367} 2392}
2368 2393
2369void 2394void
2370rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2395rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2371{ 2396{
2372 if (!rp || !tp) 2397 if (!l.t)
2373 return; 2398 return;
2374 2399
2375 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2400 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2376 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2377}
2378 2401
2402 for (int i = ncol; i--; )
2403 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2404}
2405
2379void 2406void
2380rxvt_term::scr_remap_chars () 2407rxvt_term::scr_remap_chars () NOTHROW
2381{ 2408{
2382 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2409 for (int i = total_rows; i--; )
2383 scr_remap_chars (screen.text[i], screen.rend[i]); 2410 scr_remap_chars (row_buf [i]);
2384 2411
2385 for (int i = TermWin.nrow; i--; ) 2412 for (int i = nrow; i--; )
2386 {
2387 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2388 scr_remap_chars (swap.text[i], swap.rend[i]);
2389 } 2413 {
2414 scr_remap_chars (drawn_buf [i]);
2415 scr_remap_chars (swap_buf [i]);
2416 }
2390} 2417}
2391 2418
2392/* ------------------------------------------------------------------------- */
2393void 2419void
2420rxvt_term::scr_recolour () NOTHROW
2421{
2422 if (1
2423#if TRANSPARENT
2424 && !am_transparent
2425#endif
2426#if XPM_BACKGROUND
2427 && !bgPixmap.pixmap
2428#endif
2429 )
2430 {
2431 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2432 XClearWindow (display->display, parent[0]);
2433 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2434#if HAVE_SCROLLBARS
2435 if (scrollBar.win)
2436 {
2437 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2438 scrollBar.setIdle ();
2439 scrollbar_show (0);
2440 }
2441#endif
2442 }
2443
2444 scr_clear ();
2445 scr_touch (true);
2446 want_refresh = 1;
2447}
2448
2449/* ------------------------------------------------------------------------- */
2450void
2394rxvt_term::scr_clear (bool really) 2451rxvt_term::scr_clear (bool really) NOTHROW
2395{ 2452{
2396 if (!TermWin.mapped) 2453 if (!mapped)
2397 return; 2454 return;
2398 2455
2399 num_scr_allow = 0; 2456 num_scr_allow = 0;
2400 want_refresh = 1; 2457 want_refresh = 1;
2401 2458
2402#ifdef TRANSPARENT 2459 if (really)
2403 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2460 XClearWindow (display->display, vt);
2461}
2462
2463void
2464rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2465{
2466 int view_end = view_start + nrow;
2467 int row, col;
2468
2469 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2470 {
2471 text_t *stp = ROW(row).t;
2472 rend_t *srp = ROW(row).r;
2473
2474 for (col = beg_col; col < end_col; col++)
2475 srp[col] ^= rstyle1;
2476
2477 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2478 srp[col] ^= rstyle2;
2479
2480 if (++col < end_col)
2481 srp[col] ^= rstyle2;
2404 { 2482 }
2405 int i; 2483}
2406 2484
2407 if (! (Options & Opt_transparent_all)) 2485void
2486rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2487{
2488 int view_end = view_start + nrow;
2489 int row, col;
2490
2491 if (beg_row >= view_start)
2492 {
2493 col = beg_col;
2494 row = beg_row;
2495 }
2496 else
2497 {
2408 i = 0; 2498 col = 0;
2499 row = view_start;
2500 }
2501
2502 for (; row < min (end_row, view_end); row++, col = 0)
2503 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2504 srp[col] ^= rstyle;
2505
2506 if (row == end_row)
2507 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2508 srp[col] ^= rstyle;
2509}
2510
2511/* ------------------------------------------------------------------------- */
2512void
2513rxvt_term::scr_reverse_selection () NOTHROW
2514{
2515 if (selection.op
2516 && current_screen == selection.screen
2517 && selection.end.row >= view_start)
2518 {
2519#if ENABLE_FRILLS
2520 if (selection.rect)
2521 scr_xor_rect (selection.beg.row, selection.beg.col,
2522 selection.end.row, selection.end.col,
2523 RS_RVid, RS_RVid | RS_Uline);
2409 else 2524 else
2410 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2411
2412 while (i--)
2413 if (TermWin.parent[i] != None)
2414 XClearWindow (display->display, TermWin.parent[i]);
2415 }
2416#endif 2525#endif
2417 2526 scr_xor_span (selection.beg.row, selection.beg.col,
2418 if (really) 2527 selection.end.row, selection.end.col,
2419 XClearWindow (display->display, TermWin.vt); 2528 RS_RVid);
2420}
2421
2422/* ------------------------------------------------------------------------- */
2423void
2424rxvt_term::scr_reverse_selection ()
2425{
2426 if (selection.op && current_screen == selection.screen)
2427 {
2428 int end_row = TermWin.saveLines - TermWin.view_start;
2429 int i = selection.beg.row + TermWin.saveLines;
2430 int col, row = selection.end.row + TermWin.saveLines;
2431 rend_t *srp;
2432
2433 if (i >= end_row)
2434 col = selection.beg.col;
2435 else
2436 {
2437 col = 0;
2438 i = end_row;
2439 }
2440
2441 end_row += TermWin.nrow;
2442 for (; i < row && i < end_row; i++, col = 0)
2443 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2444 srp[col] ^= RS_RVid;
2445
2446 if (i == row && i < end_row)
2447 for (srp = screen.rend[i]; col < selection.end.col; col++)
2448 srp[col] ^= RS_RVid;
2449 } 2529 }
2450} 2530}
2451 2531
2452/* ------------------------------------------------------------------------- */ 2532/* ------------------------------------------------------------------------- */
2453/* 2533/*
2454 * Dump the whole scrollback and screen to the passed filedescriptor. The 2534 * Dump the whole scrollback and screen to the passed filedescriptor. The
2455 * invoking routine must close the fd. 2535 * invoking routine must close the fd.
2456 */ 2536 */
2457#if 0 2537#if 0
2458void 2538void
2459rxvt_term::scr_dump (int fd) 2539rxvt_term::scr_dump (int fd) NOTHROW
2460{ 2540{
2461 int row, wrote; 2541 int row, wrote;
2462 unsigned int width, towrite; 2542 unsigned int width, towrite;
2463 char r1[] = "\n"; 2543 char r1[] = "\n";
2464 2544
2465 for (row = TermWin.saveLines - TermWin.nscrolled; 2545 for (row = saveLines - nsaved;
2466 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2546 row < saveLines + nrow - 1; row++)
2467 { 2547 {
2468 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2548 width = row_buf[row].l >= 0 ? row_buf[row].l
2469 : TermWin.ncol; 2549 : ncol;
2470 for (towrite = width; towrite; towrite -= wrote) 2550 for (towrite = width; towrite; towrite -= wrote)
2471 { 2551 {
2472 wrote = write (fd, & (screen.text[row][width - towrite]), 2552 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2473 towrite); 2553 towrite);
2474 if (wrote < 0) 2554 if (wrote < 0)
2475 return; /* XXX: death, no report */ 2555 return; /* XXX: death, no report */
2476 } 2556 }
2477 if (screen.tlen[row] >= 0) 2557 if (row_buf[row].l >= 0)
2478 if (write (fd, r1, 1) <= 0) 2558 if (write (fd, r1, 1) <= 0)
2479 return; /* XXX: death, no report */ 2559 return; /* XXX: death, no report */
2480 } 2560 }
2481} 2561}
2482#endif 2562#endif
2483 2563
2484/* ------------------------------------------------------------------------- * 2564/* ------------------------------------------------------------------------- *
2485 * CHARACTER SELECTION * 2565 * CHARACTER SELECTION *
2486 * ------------------------------------------------------------------------- */ 2566 * ------------------------------------------------------------------------- */
2487
2488/*
2489 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2490 */
2491void 2567void
2492rxvt_term::selection_check (int check_more) 2568rxvt_term::selection_check (int check_more) NOTHROW
2493{ 2569{
2494 row_col_t pos; 2570 row_col_t pos;
2495 2571
2496 if (!selection.op) 2572 if (!selection.op)
2497 return; 2573 return;
2498 2574
2499 pos.row = pos.col = 0; 2575 pos.row = pos.col = 0;
2500 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2576 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2501 || (selection.beg.row >= TermWin.nrow) 2577 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2502 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2578 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2503 || (selection.mark.row >= TermWin.nrow)
2504 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2505 || (selection.end.row >= TermWin.nrow)
2506 || (check_more == 1 2579 || (check_more == 1
2507 && current_screen == selection.screen 2580 && current_screen == selection.screen
2508 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2581 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2509 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2582 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2510 || (check_more == 2 2583 || (check_more == 2
… …
2512 && ROWCOL_IS_AFTER (selection.end, pos)) 2585 && ROWCOL_IS_AFTER (selection.end, pos))
2513 || (check_more == 3 2586 || (check_more == 3
2514 && ROWCOL_IS_AFTER (selection.end, pos)) 2587 && ROWCOL_IS_AFTER (selection.end, pos))
2515 || (check_more == 4 /* screen width change */ 2588 || (check_more == 4 /* screen width change */
2516 && (selection.beg.row != selection.end.row 2589 && (selection.beg.row != selection.end.row
2517 || selection.end.col > TermWin.ncol))) 2590 || selection.end.col > ncol)))
2518 CLEAR_SELECTION (); 2591 CLEAR_SELECTION ();
2519} 2592}
2520 2593
2521/* ------------------------------------------------------------------------- */ 2594/* ------------------------------------------------------------------------- */
2522/* 2595/*
2523 * Paste a selection direct to the command fd 2596 * Paste a selection direct to the command fd
2524 */ 2597 */
2525void 2598void
2526rxvt_term::paste (const unsigned char *data, unsigned int len) 2599rxvt_term::paste (char *data, unsigned int len) NOTHROW
2527{ 2600{
2528 unsigned int i, j, n;
2529 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2530
2531#if 0
2532 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2533 ZERO_SCROLLBACK (r);
2534#endif
2535
2536 /* convert normal newline chars into common keyboard Return key sequence */ 2601 /* convert normal newline chars into common keyboard Return key sequence */
2537 for (i = 0; i < len; i += PROP_SIZE) 2602 for (unsigned int i = 0; i < len; i++)
2538 {
2539 n = min (len - i, PROP_SIZE);
2540 MEMCPY (ds, data + i, n);
2541
2542 for (j = 0; j < n; j++)
2543 if (ds[j] == C0_LF) 2603 if (data[i] == C0_LF)
2544 ds[j] = C0_CR; 2604 data[i] = C0_CR;
2545 2605
2546 tt_write (ds, (int)n); 2606 tt_write (data, len);
2547 }
2548
2549 free (ds);
2550} 2607}
2551 2608
2552/* ------------------------------------------------------------------------- */ 2609/* ------------------------------------------------------------------------- */
2553/* 2610/*
2554 * Respond to a notification that a primary selection has been sent 2611 * Respond to a notification that a primary selection has been sent
2555 * EXT: SelectionNotify 2612 * EXT: SelectionNotify
2556 */ 2613 */
2557int 2614void
2558rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2615rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2559{ 2616{
2560 long nread = 0;
2561 unsigned long bytes_after;
2562 XTextProperty ct;
2563
2564 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2565
2566 if (prop == None) /* check for failed XConvertSelection */ 2617 if (prop == None) /* check for failed XConvertSelection */
2567 { 2618 {
2568 if ((selection_type & Sel_CompoundText)) 2619 if ((selection_type & Sel_CompoundText))
2569 { 2620 {
2570 int selnum = selection_type & Sel_whereMask; 2621 int selnum = selection_type & Sel_whereMask;
… …
2583 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2634 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2584 else 2635 else
2585 selection_type = 0; 2636 selection_type = 0;
2586 } 2637 }
2587 2638
2588 return 0; 2639 return;
2589 }
2590
2591 for (;;)
2592 { 2640 }
2641
2642 unsigned long bytes_after;
2643 XTextProperty ct;
2644
2645 if (XGetWindowProperty (display->display, win, prop,
2646 0, PROP_SIZE / 4,
2647 delete_prop, AnyPropertyType,
2648 &ct.encoding, &ct.format,
2649 &ct.nitems, &bytes_after,
2650 &ct.value) != Success)
2651 {
2652 ct.value = 0;
2653 goto bailout;
2654 }
2655
2656 if (ct.encoding == None)
2657 goto bailout;
2658
2659 if (bytes_after)
2660 {
2661 // fetch and append remaining data
2662 XTextProperty ct2;
2663
2593 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2664 if (XGetWindowProperty (display->display, win, prop,
2594 (long) (PROP_SIZE / 4), delete_prop, 2665 ct.nitems / 4, (bytes_after + 3) / 4,
2666 delete_prop, AnyPropertyType,
2595 AnyPropertyType, &ct.encoding, &ct.format, 2667 &ct2.encoding, &ct2.format,
2596 &ct.nitems, &bytes_after, 2668 &ct2.nitems, &bytes_after,
2597 &ct.value) != Success) 2669 &ct2.value) != Success)
2598 break; 2670 goto bailout;
2599 2671
2600 if (ct.encoding == 0) 2672 // realloc should be compatible to XFree, here, and elsewhere, too
2601 { 2673 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2602 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2674 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2603 break; 2675 ct.nitems += ct2.nitems;
2604 }
2605 2676
2677 XFree (ct2.value);
2678 }
2679
2606 if (ct.value == NULL) 2680 if (ct.value == 0)
2607 { 2681 goto bailout;
2608 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2609 continue;
2610 }
2611 2682
2683 if (ct.encoding == xa[XA_INCR])
2684 {
2685 // INCR selection, start handshake
2686 if (!delete_prop)
2687 XDeleteProperty (display->display, win, prop);
2688
2689 selection_wait = Sel_incr;
2690 incr_buf_fill = 0;
2691 incr_ev.start (NOW + 10);
2692
2693 goto bailout;
2694 }
2695
2612 if (ct.nitems == 0) 2696 if (ct.nitems == 0)
2697 {
2698 if (selection_wait == Sel_incr)
2699 {
2700 XFree (ct.value);
2701
2702 // finally complete, now paste the whole thing
2703 selection_wait = Sel_normal;
2704 ct.value = (unsigned char *)incr_buf;
2705 ct.nitems = incr_buf_fill;
2706 incr_buf = 0;
2707 incr_buf_size = 0;
2708 incr_ev.stop ();
2613 { 2709 }
2614 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2710 else
2615 2711 {
2616 if (selection_wait == Sel_normal && nread == 0 2712 if (selection_wait == Sel_normal
2617 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2713 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2618 { 2714 {
2619 /* 2715 /*
2620 * pass through again trying CUT_BUFFER0 if we've come from 2716 * pass through again trying CUT_BUFFER0 if we've come from
2621 * XConvertSelection () but nothing was presented 2717 * XConvertSelection () but nothing was presented
2622 */ 2718 */
2623 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2624 selection_paste (display->root, XA_CUT_BUFFER0, False); 2719 selection_paste (display->root, XA_CUT_BUFFER0, False);
2625 } 2720 }
2626 2721
2627 nread = -1; /* discount any previous stuff */ 2722 goto bailout;
2628 break; 2723 }
2724 }
2725 else if (selection_wait == Sel_incr)
2726 {
2727 incr_ev.start (NOW + 10);
2728
2729 while (incr_buf_fill + ct.nitems > incr_buf_size)
2629 } 2730 {
2731 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2732 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2733 }
2630 2734
2735 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2631 nread += ct.nitems; 2736 incr_buf_fill += ct.nitems;
2632 2737
2738 goto bailout;
2739 }
2740
2633 char **cl; 2741 char **cl;
2634 int cr; 2742 int cr;
2743
2744#if ENABLE_FRILLS
2745 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2746 // so recode it manually
2747 if (ct.encoding == xa[XA_UTF8_STRING])
2748 {
2749 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2750 char *s = rxvt_wcstombs (w);
2751 free (w);
2752 // TODO: strlen == only the first element will be converted. well...
2753 paste (s, strlen (s));
2754 free (s);
2755 }
2756 else
2757#endif
2635 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 && cl) 2758 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2636 { 2759 && cl)
2760 {
2637 for (int i = 0; i < cr; i++) 2761 for (int i = 0; i < cr; i++)
2638 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2762 paste (cl[i], strlen (cl[i]));
2639 2763
2640 XFreeStringList (cl); 2764 XFreeStringList (cl);
2641 } 2765 }
2642 else 2766 else
2643 paste (ct.value, ct.nitems); 2767 paste ((char *)ct.value, ct.nitems); // paste raw
2644 2768
2645 if (bytes_after == 0) 2769bailout:
2646 break;
2647
2648 XFree (ct.value);
2649 }
2650
2651 if (ct.value)
2652 XFree (ct.value); 2770 XFree (ct.value);
2653 2771
2654 if (selection_wait == Sel_normal) 2772 if (selection_wait == Sel_normal)
2655 selection_wait = Sel_none; 2773 selection_wait = Sel_none;
2656
2657 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2658 return (int)nread;
2659} 2774}
2660 2775
2661void 2776void
2662rxvt_term::incr_cb (time_watcher &w) 2777rxvt_term::incr_cb (time_watcher &w) NOTHROW
2663{ 2778{
2664 selection_wait = Sel_none; 2779 selection_wait = Sel_none;
2665 2780
2781 incr_buf_size = 0;
2782 free (incr_buf);
2783
2666 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2784 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2667} 2785}
2668 2786
2669/*
2670 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2671 */
2672void 2787void
2673rxvt_term::selection_property (Window win, Atom prop) 2788rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2674{ 2789{
2675 int reget_time = 0; 2790 if (prop == None || selection_wait != Sel_incr)
2676
2677 if (prop == None)
2678 return; 2791 return;
2679 2792
2680 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2681 if (selection_wait == Sel_normal)
2682 {
2683 int a, afmt;
2684 Atom atype;
2685 unsigned long bytes_after, nitems;
2686 unsigned char *s = NULL;
2687
2688 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2689 xa[XA_INCR], &atype, &afmt, &nitems,
2690 &bytes_after, &s);
2691 if (s)
2692 XFree (s);
2693 if (a != Success)
2694 return;
2695
2696#ifndef __CYGWIN32__
2697 if (atype == xa[XA_INCR])
2698 { /* start an INCR transfer */
2699 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2700 XDeleteProperty (display->display, win, prop);
2701 XFlush (display->display);
2702 reget_time = 1;
2703 selection_wait = Sel_incr;
2704 }
2705#endif
2706
2707 }
2708 else if (selection_wait == Sel_incr)
2709 {
2710 reget_time = 1;
2711
2712 if (selection_paste (win, prop, True) == -1) 2793 selection_paste (win, prop, true);
2713 {
2714 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2715 selection_wait = Sel_none;
2716 incr_ev.stop ();
2717 }
2718 }
2719 if (reget_time) /* received more data so reget time */
2720 incr_ev.start (NOW + 10);
2721} 2794}
2722 2795
2723/* ------------------------------------------------------------------------- */ 2796/* ------------------------------------------------------------------------- */
2724/* 2797/*
2725 * Request the current selection: 2798 * Request the current selection:
… …
2729 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2802 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2730 * will auto fallback to CUT_BUFFER0 2803 * will auto fallback to CUT_BUFFER0
2731 * EXT: button 2 release 2804 * EXT: button 2 release
2732 */ 2805 */
2733void 2806void
2734rxvt_term::selection_request (Time tm, int x, int y) 2807rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2735{ 2808{
2736 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2809 if (selection.text && selnum == Sel_Primary)
2737
2738 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2739 return; /* outside window */
2740
2741 if (selection.text)
2742 { /* internal selection */ 2810 { /* internal selection */
2743 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2744 char *str = rxvt_wcstombs (selection.text, selection.len); 2811 char *str = rxvt_wcstombs (selection.text, selection.len);
2745 paste ((unsigned char *)str, strlen (str)); 2812 paste (str, strlen (str));
2746 free (str); 2813 free (str);
2747 return; 2814 return;
2748 } 2815 }
2749 else 2816 else
2750 { 2817 {
2751 int i;
2752
2753 selection_request_time = tm; 2818 selection_request_time = tm;
2754 selection_wait = Sel_normal; 2819 selection_wait = Sel_normal;
2755 2820
2756 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2757 {
2758#if X_HAVE_UTF8_STRING 2821#if X_HAVE_UTF8_STRING
2759 selection_type = Sel_UTF8String; 2822 selection_type = Sel_UTF8String;
2760 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2823 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2761 return; 2824 return;
2762#else 2825#else
2763 selection_type = Sel_CompoundText; 2826 selection_type = Sel_CompoundText;
2764 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2827 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2765 return; 2828 return;
2766#endif 2829#endif
2767
2768 }
2769 } 2830 }
2770 2831
2771 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2832 selection_wait = Sel_none; /* don't loop in selection_paste () */
2772 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2773 selection_paste (display->root, XA_CUT_BUFFER0, False); 2833 selection_paste (display->root, XA_CUT_BUFFER0, false);
2774} 2834}
2775 2835
2776int 2836int
2777rxvt_term::selection_request_other (Atom target, int selnum) 2837rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2778{ 2838{
2779 Atom sel; 2839 Atom sel;
2780#ifdef DEBUG_SELECT
2781 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2782#endif
2783 2840
2784 selection_type |= selnum; 2841 selection_type |= selnum;
2785 2842
2786 if (selnum == Sel_Primary) 2843 if (selnum == Sel_Primary)
2787 sel = XA_PRIMARY; 2844 sel = XA_PRIMARY;
… …
2790 else 2847 else
2791 sel = xa[XA_CLIPBOARD]; 2848 sel = xa[XA_CLIPBOARD];
2792 2849
2793 if (XGetSelectionOwner (display->display, sel) != None) 2850 if (XGetSelectionOwner (display->display, sel) != None)
2794 { 2851 {
2795 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2796 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2852 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2797 TermWin.vt, selection_request_time); 2853 vt, selection_request_time);
2798 return 1; 2854 return 1;
2799 } 2855 }
2800 2856
2801 return 0; 2857 return 0;
2802} 2858}
… …
2805/* 2861/*
2806 * Clear all selected text 2862 * Clear all selected text
2807 * EXT: SelectionClear 2863 * EXT: SelectionClear
2808 */ 2864 */
2809void 2865void
2810rxvt_term::selection_clear () 2866rxvt_term::selection_clear () NOTHROW
2811{ 2867{
2812 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2813
2814 want_refresh = 1; 2868 want_refresh = 1;
2815 free (selection.text); 2869 free (selection.text);
2816 selection.text = NULL; 2870 selection.text = NULL;
2817 selection.len = 0; 2871 selection.len = 0;
2818 CLEAR_SELECTION (); 2872 CLEAR_SELECTION ();
… …
2827 * EXT: button 1 or 3 release 2881 * EXT: button 1 or 3 release
2828 */ 2882 */
2829void 2883void
2830rxvt_term::selection_make (Time tm) 2884rxvt_term::selection_make (Time tm)
2831{ 2885{
2832 int i, col, end_col, row, end_row; 2886 int i;
2833 wchar_t *new_selection_text; 2887 wchar_t *new_selection_text;
2834 text_t *t; 2888 text_t *t;
2835 2889
2836 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2837 switch (selection.op) 2890 switch (selection.op)
2838 { 2891 {
2839 case SELECTION_CONT: 2892 case SELECTION_CONT:
2840 break; 2893 break;
2841 case SELECTION_INIT: 2894 case SELECTION_INIT:
… …
2851 selection.op = SELECTION_DONE; 2904 selection.op = SELECTION_DONE;
2852 2905
2853 if (selection.clicks == 4) 2906 if (selection.clicks == 4)
2854 return; /* nothing selected, go away */ 2907 return; /* nothing selected, go away */
2855 2908
2909 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2910 return;
2911
2856 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2912 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2857 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2913 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2858 2914
2859 col = selection.beg.col;
2860 MAX_IT (col, 0);
2861 row = selection.beg.row + TermWin.saveLines;
2862 end_row = selection.end.row + TermWin.saveLines;
2863 int ofs = 0; 2915 int ofs = 0;
2864 int extra = 0; 2916 int extra = 0;
2865 2917
2918 int col = selection.beg.col;
2919 int row = selection.beg.row;
2920
2921 int end_col;
2922
2866 for (; row <= end_row; row++, col = 0) 2923 for (; row <= selection.end.row; row++, col = 0)
2867 { 2924 {
2868 t = &(screen.text[row][col]); 2925#if ENABLE_FRILLS
2869 2926 if (selection.rect)
2870 end_col = screen.tlen[row]; 2927 {
2871 2928 col = selection.beg.col;
2872 if (end_col == -1)
2873 end_col = TermWin.ncol; 2929 end_col = ncol + 1;
2930 }
2931 else
2932#endif
2933 end_col = ROW(row).l;
2874 2934
2935 col = max (col, 0);
2936
2875 if (row == end_row) 2937 if (row == selection.end.row
2938#if ENABLE_FRILLS
2939 || selection.rect
2940#endif
2941 )
2876 MIN_IT (end_col, selection.end.col); 2942 min_it (end_col, selection.end.col);
2943
2944 t = ROW(row).t + col;
2877 2945
2878 for (; col < end_col; col++) 2946 for (; col < end_col; col++)
2879 { 2947 {
2880 if (*t == NOCHAR) 2948 if (*t == NOCHAR)
2881 t++; 2949 t++;
… …
2898#endif 2966#endif
2899 else 2967 else
2900 new_selection_text[ofs++] = *t++; 2968 new_selection_text[ofs++] = *t++;
2901 } 2969 }
2902 2970
2903 if (screen.tlen[row] != -1 && row != end_row) 2971#if ENABLE_FRILLS
2972 if (selection.rect)
2973 {
2974 while (ofs
2975 && new_selection_text[ofs - 1] != C0_LF
2976 && unicode::is_space (new_selection_text[ofs - 1]))
2977 --ofs;
2978
2904 new_selection_text[ofs++] = C0_LF; 2979 new_selection_text[ofs++] = C0_LF;
2980 }
2981 else
2982#endif
2983 if (!ROW(row).is_longer () && row != selection.end.row)
2984 new_selection_text[ofs++] = C0_LF;
2905 } 2985 }
2906 2986
2907 if (end_col != selection.end.col) 2987 if (end_col != selection.end.col)
2908 new_selection_text[ofs++] = C0_LF; 2988 new_selection_text[ofs++] = C0_LF;
2909 2989
… …
2919 2999
2920 // we usually allocate much more than necessary, so realloc it smaller again 3000 // we usually allocate much more than necessary, so realloc it smaller again
2921 selection.len = ofs; 3001 selection.len = ofs;
2922 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3002 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2923 3003
3004 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3005 return;
3006
3007 selection_grab (tm);
3008}
3009
3010bool
3011rxvt_term::selection_grab (Time tm) NOTHROW
3012{
3013 selection_time = tm;
3014
2924 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3015 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2925 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3016 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3017 {
2926 display->set_selection_owner (this); 3018 display->set_selection_owner (this);
3019 return true;
3020 }
2927 else 3021 else
2928 rxvt_warn ("can't get primary selection, ignoring.\n"); 3022 {
3023 selection_clear ();
3024 return false;
3025 }
2929 3026
2930#if 0 3027#if 0
2931 XTextProperty ct; 3028 XTextProperty ct;
2932 3029
2933 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3030 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2934 { 3031 {
2935 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3032 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2936 PropModeReplace, ct.value, ct.nitems);
2937 XFree (ct.value); 3033 XFree (ct.value);
2938 } 3034 }
2939#endif 3035#endif
2940
2941 selection_time = tm;
2942 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2943} 3036}
2944 3037
2945/* ------------------------------------------------------------------------- */ 3038/* ------------------------------------------------------------------------- */
2946/* 3039/*
2947 * Mark or select text based upon number of clicks: 1, 2, or 3 3040 * Mark or select text based upon number of clicks: 1, 2, or 3
2948 * EXT: button 1 press 3041 * EXT: button 1 press
2949 */ 3042 */
2950void 3043void
2951rxvt_term::selection_click (int clicks, int x, int y) 3044rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2952{ 3045{
2953 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2954
2955 clicks = ((clicks - 1) % 3) + 1; 3046 clicks = ((clicks - 1) % 3) + 1;
2956 selection.clicks = clicks; /* save clicks so extend will work */ 3047 selection.clicks = clicks; /* save clicks so extend will work */
2957 3048
3049 if (clicks == 2 && !selection.rect
3050 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3051 {
3052 MEvent.clicks = 1; // what a mess
3053 selection.screen = current_screen;
3054 selection.op = SELECTION_CONT;
3055 return;
3056 }
3057
2958 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3058 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2959 3059
2960 if (clicks == 2 || clicks == 3) 3060 if (clicks == 2 || clicks == 3)
2961 selection_extend_colrow (selection.mark.col, 3061 selection_extend_colrow (selection.mark.col,
2962 selection.mark.row + TermWin.view_start, 3062 selection.mark.row - view_start,
2963 0, /* button 3 */ 3063 0, /* button 3 */
2964 1, /* button press */ 3064 1, /* button press */
2965 0); /* click change */ 3065 0); /* click change */
2966} 3066}
2967 3067
2968/* ------------------------------------------------------------------------- */ 3068/* ------------------------------------------------------------------------- */
2969/* 3069/*
2970 * Mark a selection at the specified col/row 3070 * Mark a selection at the specified col/row
2971 */ 3071 */
2972void 3072void
2973rxvt_term::selection_start_colrow (int col, int row) 3073rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2974{ 3074{
2975 want_refresh = 1; 3075 want_refresh = 1;
3076
3077 selection.mark.row = row + view_start;
2976 selection.mark.col = col; 3078 selection.mark.col = col;
2977 selection.mark.row = row - TermWin.view_start;
2978 3079
2979 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3080 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2980 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3081 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2981 MAX_IT (selection.mark.col, 0);
2982 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2983 3082
2984 while (selection.mark.col > 0 3083 while (selection.mark.col > 0
2985 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3084 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2986 --selection.mark.col; 3085 --selection.mark.col;
2987 3086
2988 if (selection.op) 3087 if (selection.op)
2989 { /* clear the old selection */ 3088 { /* clear the old selection */
2990 selection.beg.row = selection.end.row = selection.mark.row; 3089 selection.beg.row = selection.end.row = selection.mark.row;
… …
3001 * We now only find out the boundary in one direction 3100 * We now only find out the boundary in one direction
3002 */ 3101 */
3003 3102
3004/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3103/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
3005#define DELIMIT_TEXT(x) \ 3104#define DELIMIT_TEXT(x) \
3006 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3105 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3007#define DELIMIT_REND(x) 1 3106#define DELIMIT_REND(x) 1
3008 3107
3009void 3108void
3010rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3109rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3011{ 3110{
3012 int col, row, dirnadd, tcol, trow, w1, w2; 3111 int col, row, dirnadd, tcol, trow, w1, w2;
3013 row_col_t bound; 3112 row_col_t bound;
3014 text_t *stp; 3113 text_t *stp;
3015 rend_t *srp; 3114 rend_t *srp;
3016 3115
3017 if (dirn == UP) 3116 if (dirn == UP)
3018 { 3117 {
3019 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3118 bound.row = top_row - 1;
3020 bound.col = 0; 3119 bound.col = 0;
3021 dirnadd = -1; 3120 dirnadd = -1;
3022 } 3121 }
3023 else 3122 else
3024 { 3123 {
3025 bound.row = TermWin.saveLines + TermWin.nrow; 3124 bound.row = nrow;
3026 bound.col = TermWin.ncol - 1; 3125 bound.col = ncol - 1;
3027 dirnadd = 1; 3126 dirnadd = 1;
3028 } 3127 }
3029 3128
3030 row = mark->row + TermWin.saveLines; 3129 row = mark->row;
3031 col = mark->col; 3130 col = max (mark->col, 0);
3032 MAX_IT (col, 0); 3131
3033 /* find the edge of a word */ 3132 /* find the edge of a word */
3034 stp = & (screen.text[row][col]); 3133 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3035 w1 = DELIMIT_TEXT (*stp); 3134 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3036
3037 srp = (&screen.rend[row][col]);
3038 w2 = DELIMIT_REND (*srp);
3039 3135
3040 for (;;) 3136 for (;;)
3041 { 3137 {
3042 for (; col != bound.col; col += dirnadd) 3138 for (; col != bound.col; col += dirnadd)
3043 { 3139 {
… …
3053 break; 3149 break;
3054 } 3150 }
3055 3151
3056 if ((col == bound.col) && (row != bound.row)) 3152 if ((col == bound.col) && (row != bound.row))
3057 { 3153 {
3058 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3154 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3059 { 3155 {
3060 trow = row + dirnadd; 3156 trow = row + dirnadd;
3061 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3157 tcol = dirn == UP ? ncol - 1 : 0;
3062 3158
3063 if (screen.text[trow] == NULL) 3159 if (!ROW(trow).t)
3064 break; 3160 break;
3065 3161
3066 stp = & (screen.text[trow][tcol]); 3162 stp = ROW(trow).t + tcol;
3067 srp = & (screen.rend[trow][tcol]); 3163 srp = ROW(trow).r + tcol;
3068 3164
3069 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3165 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3070 break; 3166 break;
3071 3167
3072 row = trow; 3168 row = trow;
… …
3075 } 3171 }
3076 } 3172 }
3077 break; 3173 break;
3078 } 3174 }
3079 3175
3080Old_Word_Selection_You_Die:
3081 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 - TermWin.saveLines, col));
3082
3083 if (dirn == DN) 3176 if (dirn == DN)
3084 col++; /* put us on one past the end */ 3177 col++; /* put us on one past the end */
3085 3178
3086 /* Poke the values back in */ 3179 /* Poke the values back in */
3087 ret->row = row - TermWin.saveLines; 3180 ret->row = row;
3088 ret->col = col; 3181 ret->col = col;
3089} 3182}
3090 3183
3091/* ------------------------------------------------------------------------- */ 3184/* ------------------------------------------------------------------------- */
3092/* 3185/*
… …
3095 * flag == 0 ==> button 1 3188 * flag == 0 ==> button 1
3096 * flag == 1 ==> button 3 press 3189 * flag == 1 ==> button 3 press
3097 * flag == 2 ==> button 3 motion 3190 * flag == 2 ==> button 3 motion
3098 */ 3191 */
3099void 3192void
3100rxvt_term::selection_extend (int x, int y, int flag) 3193rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3101{ 3194{
3102 int col, row; 3195 int col = clamp (Pixel2Col (x), 0, ncol);
3103 3196 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3104 col = Pixel2Col (x);
3105 row = Pixel2Row (y);
3106 MAX_IT (row, 0);
3107 MIN_IT (row, (int)TermWin.nrow - 1);
3108 MAX_IT (col, 0);
3109 MIN_IT (col, (int)TermWin.ncol);
3110 3197
3111 /* 3198 /*
3112 * If we're selecting characters (single click) then we must check first 3199 * If we're selecting characters (single click) then we must check first
3113 * if we are at the same place as the original mark. If we are then 3200 * if we are at the same place as the original mark. If we are then
3114 * select nothing. Otherwise, if we're to the right of the mark, you have to 3201 * select nothing. Otherwise, if we're to the right of the mark, you have to
3115 * be _past_ a character for it to be selected. 3202 * be _past_ a character for it to be selected.
3116 */ 3203 */
3117 if (((selection.clicks % 3) == 1) && !flag 3204 if (((selection.clicks % 3) == 1) && !flag
3118 && (col == selection.mark.col 3205 && (col == selection.mark.col
3119 && (row == selection.mark.row + TermWin.view_start))) 3206 && (row == selection.mark.row - view_start)))
3120 { 3207 {
3121 /* select nothing */ 3208 /* select nothing */
3122 selection.beg.row = selection.end.row = 0; 3209 selection.beg.row = selection.end.row = 0;
3123 selection.beg.col = selection.end.col = 0; 3210 selection.beg.col = selection.end.col = 0;
3124 selection.clicks = 4; 3211 selection.clicks = 4;
3125 want_refresh = 1; 3212 want_refresh = 1;
3126 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3127 return; 3213 return;
3128 } 3214 }
3129 3215
3130 if (selection.clicks == 4) 3216 if (selection.clicks == 4)
3131 selection.clicks = 1; 3217 selection.clicks = 1;
… …
3138/* ------------------------------------------------------------------------- */ 3224/* ------------------------------------------------------------------------- */
3139/* 3225/*
3140 * Extend the selection to the specified col/row 3226 * Extend the selection to the specified col/row
3141 */ 3227 */
3142void 3228void
3143rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3229rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3144{ 3230{
3145 int16_t ncol = TermWin.ncol;
3146 int end_col;
3147 row_col_t pos; 3231 row_col_t pos;
3148 enum { 3232 enum {
3149 LEFT, RIGHT 3233 LEFT, RIGHT
3150 } closeto = RIGHT; 3234 } closeto = RIGHT;
3151 3235
3152 D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op));
3153 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3154
3155 want_refresh = 1; 3236 want_refresh = 1;
3237
3156 switch (selection.op) 3238 switch (selection.op)
3157 { 3239 {
3158 case SELECTION_INIT: 3240 case SELECTION_INIT:
3159 CLEAR_SELECTION (); 3241 CLEAR_SELECTION ();
3160 selection.op = SELECTION_BEGIN; 3242 selection.op = SELECTION_BEGIN;
… …
3173 selection_start_colrow (col, row); 3255 selection_start_colrow (col, row);
3174 /* FALLTHROUGH */ 3256 /* FALLTHROUGH */
3175 default: 3257 default:
3176 return; 3258 return;
3177 } 3259 }
3260
3178 if (selection.beg.col == selection.end.col 3261 if (selection.beg.col == selection.end.col
3179 && selection.beg.col != selection.mark.col 3262 && selection.beg.col != selection.mark.col
3180 && selection.beg.row == selection.end.row 3263 && selection.beg.row == selection.end.row
3181 && selection.beg.row != selection.mark.row) 3264 && selection.beg.row != selection.mark.row)
3182 { 3265 {
3183 selection.beg.col = selection.end.col = selection.mark.col; 3266 selection.beg.col = selection.end.col = selection.mark.col;
3184 selection.beg.row = selection.end.row = selection.mark.row; 3267 selection.beg.row = selection.end.row = selection.mark.row;
3185 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3186 } 3268 }
3187 3269
3188 pos.col = col; 3270 pos.col = col;
3189 pos.row = row; 3271 pos.row = view_start + row;
3190
3191 pos.row -= TermWin.view_start; /* adjust for scroll */
3192 3272
3193 /* 3273 /*
3194 * This is mainly xterm style selection with a couple of differences, mainly 3274 * This is mainly xterm style selection with a couple of differences, mainly
3195 * in the way button3 drag extension works. 3275 * in the way button3 drag extension works.
3196 * We're either doing: button1 drag; button3 press; or button3 drag 3276 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3233 } 3313 }
3234 else 3314 else
3235 { /* button1 drag or button3 drag */ 3315 { /* button1 drag or button3 drag */
3236 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3316 if (ROWCOL_IS_AFTER (selection.mark, pos))
3237 { 3317 {
3238 if ((selection.mark.row == selection.end.row) 3318 if (selection.mark.row == selection.end.row
3239 && (selection.mark.col == selection.end.col) 3319 && selection.mark.col == selection.end.col
3320 && clickchange
3240 && clickchange && selection.clicks == 2) 3321 && selection.clicks == 2)
3241 selection.mark.col--; 3322 selection.mark.col--;
3242 3323
3243 selection.beg.row = pos.row; 3324 selection.beg.row = pos.row;
3244 selection.beg.col = pos.col; 3325 selection.beg.col = pos.col;
3245 selection.end.row = selection.mark.row; 3326 selection.end.row = selection.mark.row;
… …
3254 } 3335 }
3255 } 3336 }
3256 3337
3257 if (selection.clicks == 1) 3338 if (selection.clicks == 1)
3258 { 3339 {
3259 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3340 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3260 3341 && !ROW(selection.beg.row).is_longer ()
3261 if (end_col != -1 && selection.beg.col > end_col) 3342#if ENABLE_FRILLS
3343 && !selection.rect
3344#endif
3262 { 3345 )
3263#if 1
3264 selection.beg.col = ncol; 3346 selection.beg.col = ncol;
3265#else 3347
3266 if (selection.beg.row != selection.end.row) 3348 if (
3267 selection.beg.col = ncol; 3349 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3268 else 3350 && !ROW(selection.end.row).is_longer ()
3269 selection.beg.col = selection.mark.col; 3351#if ENABLE_FRILLS
3352 && !selection.rect
3270#endif 3353#endif
3271 } 3354 )
3272
3273 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3274
3275 if (end_col != -1 && selection.end.col > end_col)
3276 selection.end.col = ncol; 3355 selection.end.col = ncol;
3277 } 3356 }
3278 else if (selection.clicks == 2) 3357 else if (selection.clicks == 2)
3279 { 3358 {
3280 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3359 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3281 selection.end.col--; 3360 selection.end.col--;
3282 3361
3283 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3284 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3362 selection_delimit_word (UP, &selection.beg, &selection.beg);
3363 selection_delimit_word (DN, &selection.end, &selection.end);
3285 } 3364 }
3286 else if (selection.clicks == 3) 3365 else if (selection.clicks == 3)
3287 { 3366 {
3288#ifndef NO_FRILLS 3367#if ENABLE_FRILLS
3289 if ((Options & Opt_tripleclickwords)) 3368 if (OPTION (Opt_tripleclickwords))
3290 { 3369 {
3291 int end_row; 3370 selection_delimit_word (UP, &selection.beg, &selection.beg);
3292 3371
3293 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3294 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3295
3296 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3372 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3297 { 3373 {
3298 end_col = screen.tlen[end_row + TermWin.saveLines]; 3374 if (!ROW(end_row).is_longer ())
3299
3300 if (end_col != -1)
3301 { 3375 {
3302 selection.end.row = end_row; 3376 selection.end.row = end_row;
3303 selection.end.col = end_col; 3377 selection.end.col = ROW(end_row).l;
3304 selection_remove_trailing_spaces (); 3378 selection_remove_trailing_spaces ();
3305 break; 3379 break;
3306 } 3380 }
3307 } 3381 }
3308 } 3382 }
3309 else 3383 else
3310#endif 3384#endif
3311 { 3385 {
3312 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3386 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3313 selection.mark.col++; 3387 selection.mark.col++;
3388
3314 selection.beg.col = 0; 3389 selection.beg.col = 0;
3315 selection.end.col = ncol; 3390 selection.end.col = ncol;
3391
3392 // select a complete logical line
3393 while (selection.beg.row > -saveLines
3394 && ROW(selection.beg.row - 1).is_longer ())
3395 selection.beg.row--;
3396
3397 while (selection.end.row < nrow
3398 && ROW(selection.end.row).is_longer ())
3399 selection.end.row++;
3316 } 3400 }
3317 } 3401 }
3318 3402
3319 if (button3 && buttonpress) 3403 if (button3 && buttonpress)
3320 { /* mark may need to be changed */ 3404 { /* mark may need to be changed */
3321 if (closeto == LEFT) 3405 if (closeto == LEFT)
3322 { 3406 {
3323 selection.mark.row = selection.end.row; 3407 selection.mark.row = selection.end.row;
3324 selection.mark.col = selection.end.col 3408 selection.mark.col = selection.end.col - (selection.clicks == 2);
3325 - (selection.clicks == 2);
3326 } 3409 }
3327 else 3410 else
3328 { 3411 {
3329 selection.mark.row = selection.beg.row; 3412 selection.mark.row = selection.beg.row;
3330 selection.mark.col = selection.beg.col; 3413 selection.mark.col = selection.beg.col;
3331 } 3414 }
3332 } 3415 }
3333 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3334}
3335 3416
3336#ifndef NO_FRILLS 3417#if ENABLE_FRILLS
3418 if (selection.rect && selection.beg.col > selection.end.col)
3419 ::swap (selection.beg.col, selection.end.col);
3420#endif
3421}
3422
3423#if ENABLE_FRILLS
3337void 3424void
3338rxvt_term::selection_remove_trailing_spaces () 3425rxvt_term::selection_remove_trailing_spaces () NOTHROW
3339{ 3426{
3340 int32_t end_col, end_row; 3427 int32_t end_col, end_row;
3341 text_t *stp; 3428 text_t *stp;
3342 3429
3343 end_col = selection.end.col; 3430 end_col = selection.end.col;
3344 end_row = selection.end.row; 3431 end_row = selection.end.row;
3432
3345 for ( ; end_row >= selection.beg.row; ) 3433 for (; end_row >= selection.beg.row; )
3346 { 3434 {
3347 stp = screen.text[end_row + TermWin.saveLines]; 3435 stp = ROW(end_row).t;
3436
3348 while (--end_col >= 0) 3437 while (--end_col >= 0)
3349 { 3438 {
3350 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3439 if (stp[end_col] != NOCHAR
3440 && !unicode::is_space (stp[end_col]))
3351 break; 3441 break;
3352 } 3442 }
3443
3353 if (end_col >= 0 3444 if (end_col >= 0
3354 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3445 || !ROW(end_row - 1).is_longer ())
3355 { 3446 {
3356 selection.end.col = end_col + 1; 3447 selection.end.col = end_col + 1;
3357 selection.end.row = end_row; 3448 selection.end.row = end_row;
3358 break; 3449 break;
3359 } 3450 }
3451
3360 end_row--; 3452 end_row--;
3361 end_col = TermWin.ncol; 3453 end_col = ncol;
3362 } 3454 }
3455
3363 if (selection.mark.row > selection.end.row) 3456 if (selection.mark.row > selection.end.row)
3364 { 3457 {
3365 selection.mark.row = selection.end.row; 3458 selection.mark.row = selection.end.row;
3366 selection.mark.col = selection.end.col; 3459 selection.mark.col = selection.end.col;
3367 } 3460 }
… …
3375/* 3468/*
3376 * Double click on button 3 when already selected 3469 * Double click on button 3 when already selected
3377 * EXT: button 3 double click 3470 * EXT: button 3 double click
3378 */ 3471 */
3379void 3472void
3380rxvt_term::selection_rotate (int x, int y) 3473rxvt_term::selection_rotate (int x, int y) NOTHROW
3381{ 3474{
3382 selection.clicks = selection.clicks % 3 + 1; 3475 selection.clicks = selection.clicks % 3 + 1;
3383 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3476 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3384} 3477}
3385 3478
3386/* ------------------------------------------------------------------------- */ 3479/* ------------------------------------------------------------------------- */
3387/* 3480/*
3388 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3389 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3390 * the X11 protocol.
3391 */
3392typedef CARD32 Atom32;
3393
3394/* ------------------------------------------------------------------------- */
3395/*
3396 * Respond to a request for our current selection 3481 * Respond to a request for our current selection
3397 * EXT: SelectionRequest 3482 * EXT: SelectionRequest
3398 */ 3483 */
3399void 3484void
3400rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3485rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3401{ 3486{
3402 XSelectionEvent ev; 3487 XSelectionEvent ev;
3403 XTextProperty ct; 3488 dDisp;
3404 XICCEncodingStyle style;
3405 Atom target;
3406 3489
3407 ev.type = SelectionNotify; 3490 ev.type = SelectionNotify;
3408 ev.property = None; 3491 ev.property = None;
3409 ev.display = rq.display; 3492 ev.display = rq.display;
3410 ev.requestor = rq.requestor; 3493 ev.requestor = rq.requestor;
… …
3412 ev.target = rq.target; 3495 ev.target = rq.target;
3413 ev.time = rq.time; 3496 ev.time = rq.time;
3414 3497
3415 if (rq.target == xa[XA_TARGETS]) 3498 if (rq.target == xa[XA_TARGETS])
3416 { 3499 {
3417 Atom32 target_list[6]; 3500 Atom target_list[6];
3418 Atom32 *target = target_list; 3501 Atom *target = target_list;
3419 3502
3420 *target++ = (Atom32) xa[XA_TARGETS]; 3503 *target++ = xa[XA_TARGETS];
3421 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3504 *target++ = xa[XA_TIMESTAMP];
3422 *target++ = (Atom32) XA_STRING; 3505 *target++ = XA_STRING;
3423 *target++ = (Atom32) xa[XA_TEXT]; 3506 *target++ = xa[XA_TEXT];
3424 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3507 *target++ = xa[XA_COMPOUND_TEXT];
3425#if X_HAVE_UTF8_STRING 3508#if X_HAVE_UTF8_STRING
3426 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3509 *target++ = xa[XA_UTF8_STRING];
3427#endif 3510#endif
3428 3511
3429 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3512 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3430 (8 * sizeof (target_list[0])), PropModeReplace, 3513 32, PropModeReplace,
3431 (unsigned char *)target_list, 3514 (unsigned char *)target_list, target - target_list);
3432 target - target_list);
3433 ev.property = rq.property; 3515 ev.property = rq.property;
3434 } 3516 }
3517#if TODO // TODO
3435 else if (rq.target == xa[XA_MULTIPLE]) 3518 else if (rq.target == xa[XA_MULTIPLE])
3436 { 3519 {
3437 /* TODO: Handle MULTIPLE */ 3520 /* TODO: Handle MULTIPLE */
3438 } 3521 }
3522#endif
3439 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3523 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3440 { 3524 {
3441 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3525 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3442 (8 * sizeof (Time)), PropModeReplace,
3443 (unsigned char *)&selection_time, 1); 3526 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3444 ev.property = rq.property; 3527 ev.property = rq.property;
3445 } 3528 }
3446 else if (rq.target == XA_STRING 3529 else if (rq.target == XA_STRING
3447 || rq.target == xa[XA_TEXT] 3530 || rq.target == xa[XA_TEXT]
3448 || rq.target == xa[XA_COMPOUND_TEXT] 3531 || rq.target == xa[XA_COMPOUND_TEXT]
3449 || rq.target == xa[XA_UTF8_STRING] 3532 || rq.target == xa[XA_UTF8_STRING]
3450 ) 3533 )
3451 { 3534 {
3535 XTextProperty ct;
3536 Atom target = rq.target;
3452 short freect = 0; 3537 short freect = 0;
3453 int selectlen; 3538 int selectlen;
3454 wchar_t *cl; 3539 wchar_t *cl;
3455 3540 enum {
3456 target = rq.target; 3541 enc_string = XStringStyle,
3542 enc_text = XStdICCTextStyle,
3543 enc_compound_text = XCompoundTextStyle,
3544#ifdef X_HAVE_UTF8_STRING
3545 enc_utf8 = XUTF8StringStyle,
3546#else
3547 enc_utf8 = -1,
3548#endif
3549 } style;
3457 3550
3458 if (target == XA_STRING) 3551 if (target == XA_STRING)
3459 // we actually don't do XA_STRING, but who cares, as i18n clients 3552 // we actually don't do XA_STRING, but who cares, as i18n clients
3460 // will ask for another format anyways. 3553 // will ask for another format anyways.
3461 style = XStringStyle; 3554 style = enc_string;
3462 else if (target == xa[XA_TEXT]) 3555 else if (target == xa[XA_TEXT])
3463 style = XStdICCTextStyle; 3556 style = enc_text;
3464 else if (target == xa[XA_COMPOUND_TEXT]) 3557 else if (target == xa[XA_COMPOUND_TEXT])
3465 style = XCompoundTextStyle; 3558 style = enc_compound_text;
3466#if X_HAVE_UTF8_STRING 3559#if ENABLE_FRILLS
3467 else if (target == xa[XA_UTF8_STRING]) 3560 else if (target == xa[XA_UTF8_STRING])
3468 style = XUTF8StringStyle; 3561 style = enc_utf8;
3469#endif 3562#endif
3470 else 3563 else
3471 { 3564 {
3472 target = xa[XA_COMPOUND_TEXT]; 3565 target = xa[XA_COMPOUND_TEXT];
3473 style = XCompoundTextStyle; 3566 style = enc_compound_text;
3474 } 3567 }
3475 3568
3476 if (selection.text) 3569 if (selection.text)
3477 { 3570 {
3478 cl = selection.text; 3571 cl = selection.text;
… …
3482 { 3575 {
3483 cl = L""; 3576 cl = L"";
3484 selectlen = 0; 3577 selectlen = 0;
3485 } 3578 }
3486 3579
3487 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3580#if ENABLE_FRILLS
3488 // manually for XUTF8StringStyle. 3581 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3582 // so recode it manually
3583 if (style == enc_utf8)
3584 {
3585 freect = 1;
3586 ct.encoding = target;
3587 ct.format = 8;
3588 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3589 ct.nitems = strlen ((char *)ct.value);
3590 }
3591 else
3592#endif
3489 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3593 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3490 freect = 1; 3594 freect = 1;
3491 else 3595 else
3492 { 3596 {
3493 /* if we failed to convert then send it raw */ 3597 /* if we failed to convert then send it raw */
3494 ct.value = (unsigned char *)cl; 3598 ct.value = (unsigned char *)cl;
3495 ct.nitems = selectlen; 3599 ct.nitems = selectlen;
3600 ct.encoding = target;
3496 } 3601 }
3497 3602
3498 XChangeProperty (display->display, rq.requestor, rq.property, 3603 XChangeProperty (disp, rq.requestor, rq.property,
3499 target, 8, PropModeReplace, 3604 ct.encoding, 8, PropModeReplace,
3500 ct.value, (int)ct.nitems); 3605 ct.value, (int)ct.nitems);
3501 ev.property = rq.property; 3606 ev.property = rq.property;
3502 3607
3503 if (freect) 3608 if (freect)
3504 XFree (ct.value); 3609 XFree (ct.value);
3505 } 3610 }
3506 3611
3507 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3612 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3508} 3613}
3509 3614
3510/* ------------------------------------------------------------------------- * 3615/* ------------------------------------------------------------------------- *
3511 * MOUSE ROUTINES * 3616 * MOUSE ROUTINES *
3512 * ------------------------------------------------------------------------- */ 3617 * ------------------------------------------------------------------------- */
3513 3618
3514/* 3619/*
3515 * return col/row values corresponding to x/y pixel values 3620 * return col/row values corresponding to x/y pixel values
3516 */ 3621 */
3517void 3622void
3518rxvt_term::pixel_position (int *x, int *y) 3623rxvt_term::pixel_position (int *x, int *y) NOTHROW
3519{ 3624{
3520 *x = Pixel2Col (*x); 3625 *x = Pixel2Col (*x);
3521 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3626 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3522 *y = Pixel2Row (*y); 3627 *y = Pixel2Row (*y);
3523 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3628 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3524} 3629}
3525 3630
3526/* ------------------------------------------------------------------------- */ 3631/* ------------------------------------------------------------------------- */
3527#ifdef USE_XIM 3632#ifdef USE_XIM
3528void 3633void
3529rxvt_term::im_set_position (XPoint *pos) 3634rxvt_term::im_set_position (XPoint &pos) NOTHROW
3530{ 3635{
3531 XWindowAttributes xwa; 3636 XWindowAttributes xwa;
3532 3637
3533 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3638 XGetWindowAttributes (display->display, vt, &xwa);
3639
3534 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3640 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3535 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3641 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3536} 3642}
3537
3538#endif 3643#endif
3644
3645#if ENABLE_OVERLAY
3646void
3647rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3648{
3649 if (nrow < 1 || ncol < 1)
3650 return;
3651
3652 want_refresh = 1;
3653
3654 scr_overlay_off ();
3655
3656 if (x < 0) x = ncol - w;
3657 if (y < 0) y = nrow - h;
3658
3659 // make space for border
3660 w += 2; min_it (w, ncol);
3661 h += 2; min_it (h, nrow);
3662
3663 x -= 1; clamp_it (x, 0, ncol - w);
3664 y -= 1; clamp_it (y, 0, nrow - h);
3665
3666 ov_x = x; ov_y = y;
3667 ov_w = w; ov_h = h;
3668
3669 ov_text = new text_t *[h];
3670 ov_rend = new rend_t *[h];
3671
3672 for (y = 0; y < h; y++)
3673 {
3674 text_t *tp = ov_text[y] = new text_t[w];
3675 rend_t *rp = ov_rend[y] = new rend_t[w];
3676
3677 text_t t0, t1, t2;
3678 rend_t r = OVERLAY_RSTYLE;
3679
3680 if (y == 0)
3681 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3682 else if (y < h - 1)
3683 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3684 else
3685 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3686
3687 *tp++ = t0;
3688 *rp++ = r;
3689
3690 for (x = w - 2; x > 0; --x)
3691 {
3692 *tp++ = t1;
3693 *rp++ = r;
3694 }
3695
3696 *tp = t2;
3697 *rp = r;
3698 }
3699}
3700
3701void
3702rxvt_term::scr_overlay_off () NOTHROW
3703{
3704 if (!ov_text)
3705 return;
3706
3707 want_refresh = 1;
3708
3709 for (int y = 0; y < ov_h; y++)
3710 {
3711 delete [] ov_text[y];
3712 delete [] ov_rend[y];
3713 }
3714
3715 delete [] ov_text; ov_text = 0;
3716 delete [] ov_rend; ov_rend = 0;
3717}
3718
3719void
3720rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3721{
3722 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3723 return;
3724
3725 x++, y++;
3726
3727 ov_text[y][x] = text;
3728 ov_rend[y][x] = rend;
3729}
3730
3731void
3732rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3733{
3734 while (*s)
3735 scr_overlay_set (x++, y, *s++);
3736}
3737
3738void
3739rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3740{
3741 while (*s)
3742 {
3743 text_t t = *s++;
3744 int width = wcwidth (t);
3745
3746 while (width--)
3747 {
3748 scr_overlay_set (x++, y, t);
3749 t = NOCHAR;
3750 }
3751 }
3752}
3753
3754void
3755rxvt_term::scr_swap_overlay () NOTHROW
3756{
3757 if (!ov_text)
3758 return;
3759
3760 // swap screen mem with overlay
3761 for (int y = ov_h; y--; )
3762 {
3763 text_t *t1 = ov_text[y];
3764 rend_t *r1 = ov_rend[y];
3765
3766 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3767 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3768
3769 for (int x = ov_w; x--; )
3770 {
3771 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3772 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3773 }
3774 }
3775}
3776
3777#endif
3539/* ------------------------------------------------------------------------- */ 3778/* ------------------------------------------------------------------------- */
3779

Diff Legend

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