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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.156 by root, Fri Feb 4 11:41:23 2005 UTC vs.
Revision 1.236 by root, Wed Jan 18 09:40:53 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.
… …
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#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "rxvtperl.h" /* NECESSARY */
29 30
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 32
32#include <inttypes.h> 33#include <inttypes.h>
33#include <wchar.h>
34 34
35#include "salloc.C" // HACK, should be a seperate compile! 35#include "salloc.C" // HACK, should be a seperate compile!
36 36
37inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
38{ 38{
… …
47 47
48/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
52 if (options & Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
53 TermWin.view_start = 0 53 view_start = 0
54#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
55 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
56 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
58 selection.beg.row = selection.beg.col \ 58 selection.beg.row = selection.beg.col \
… …
89/* 89/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * 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
93 */ 93 */
94#define drawBuffer TermWin.vt 94#define drawBuffer vt
95 95
96#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \ 97 if (mapped) \
98 XClearArea (display->display, drawBuffer, 0, \ 98 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel (row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
101 101
102#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 103 if (mapped) \
104 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
107 107
108#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
109 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
110 0, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
112 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
113 113
114/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117 117
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
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, FONTSET (efs)->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
124 133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
136
125 while (width--) 137 while (width--)
126 { 138 {
127 *et++ = ' '; 139 *et++ = ' ';
128 *er++ = efs; 140 *er++ = efs;
129 } 141 }
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
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;
156 unsigned int p, q;
157 int k;
158 rend_t setrstyle;
159
160#if ENABLE_OVERLAY 162#if ENABLE_OVERLAY
161 scr_overlay_off (); 163 scr_overlay_off ();
162#endif 164#endif
163 165
164 TermWin.view_start = 0; 166 view_start = 0;
165 num_scr = 0; 167 num_scr = 0;
166 168
167 if (TermWin.ncol == 0) 169 if (ncol == 0)
168 TermWin.ncol = 80; 170 ncol = 80;
169 171
170 if (TermWin.nrow == 0) 172 if (nrow == 0)
171 TermWin.nrow = 24; 173 nrow = 24;
172
173 ncol = TermWin.ncol;
174 nrow = TermWin.nrow;
175 174
176 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
177 return; 176 return;
178 177
179 // we need at least two lines for wrapping to work correctly 178 // we need at least two lines for wrapping to work correctly
180 if (nrow + TermWin.saveLines < 2) 179 if (nrow + saveLines < 2)
181 { 180 {
181 //TODO//FIXME
182 TermWin.saveLines++; 182 saveLines++;
183 prev_nrow--; 183 prev_nrow--;
184 TermWin.nscrolled++; 184 top_row--;
185 } 185 }
186 186
187 want_refresh = 1; 187 want_refresh = 1;
188 188
189 prev_total_rows = prev_nrow + TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
191 191
192 screen.tscroll = 0; 192 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
194 194
195 if (!talloc) 195 if (!row_buf)
196 { 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
197 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
198 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
199 }
200 205
201 if (!screen.text) 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 { 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 /* 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 * first time called so just malloc everything: don't rely on realloc 209
205 * Note: this is still needed so that all the scrollback lines are NULL 210 for (int row = nrow; row--; )
206 */ 211 {
207 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
208 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
209 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
210 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
211
212 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
213 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
214
215 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
216 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
217 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
218 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
219
220 for (p = 0; p < nrow; p++)
221 {
222 q = p + TermWin.saveLines;
223 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE); 212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
224 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); 213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
225 screen.tlen[q] = swap.tlen[p] = 0;
226 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE); 214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
227 } 215 }
228 216
229 memset (charsets, 'B', sizeof (charsets)); 217 memset (charsets, 'B', sizeof (charsets));
230 TermWin.nscrolled = 0; /* no saved lines */
231 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
232 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
233 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
234 screen.charset = 0; 221 screen.charset = 0;
235 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
255 else 242 else
256 { 243 {
257 /* 244 /*
258 * add or delete rows as appropriate 245 * add or delete rows as appropriate
259 */ 246 */
260 setrstyle = DEFAULT_RSTYLE;
261 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
262 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
263 { 253 {
264 /* delete rows */
265 k = min (TermWin.nscrolled, prev_nrow - nrow);
266 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
267
268 for (p = nrow; p < prev_nrow; p++) 254 for (int row = nrow; row < prev_nrow; row++)
269 { 255 {
270 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
271 261
272 if (screen.text[q]) 262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // re-wrap lines, this is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
295#ifdef DEBUG_STRICT
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297#endif
298 int plines = 1;
299 int llen = old_buf [MOD (p, prev_total_rows)].l;
300
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
273 { 302 {
274#ifdef DEBUG_STRICT 303 p = MOD (p - 1, prev_total_rows);
275 assert (screen.rend[q]); 304
276#endif 305 plines++;
277 talloc->free (screen.text[q]); 306 llen += prev_ncol;
278 ralloc->free (screen.rend[q]);
279 } 307 }
280 308
281 if (swap.text[p]) 309 int qlines = max (0, (llen - 1) / ncol) + 1;
310
311 // drop partial lines completely
312 if (q < qlines)
313 break;
314
315 q -= qlines;
316
317 int lofs = 0;
318 line_t *qline;
319
320 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++)
282 { 322 {
283#ifdef DEBUG_STRICT 323 qline = row_buf + qrow;
324 lalloc (*qline);
325 qline->l = ncol;
326 qline->is_longer (1);
327
328 int qcol = 0;
329
330 // fill a single destination line
331 while (lofs < llen && qcol < ncol)
332 {
333 int prow = lofs / prev_ncol;
334 int pcol = lofs % prev_ncol;
335
336 prow = MOD (p + prow, prev_total_rows);
337
338 // we only adjust the cursor _row_ and put it into
339 // the topmost line of "long line" it was in, as
340 // this seems to upset applications/shells/readline
341 // least.
342 if (prow == ocur.row)
343 screen.cur.row = q - (total_rows - nrow);
344
345 line_t &pline = old_buf [prow];
346
347 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
348
284 assert (swap.rend[p]); 349 assert (len);
285#endif 350 assert (pline.t);
286 talloc->free (swap.text[p]); 351
287 ralloc->free (swap.rend[p]); 352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354
355 lofs += len;
356 qcol += len;
357 }
288 } 358 }
289 359
290#ifdef DEBUG_STRICT 360 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
291 assert (drawn_text[p] && drawn_rend[p]); 361 qline->is_longer (0);
292#endif 362 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
293 talloc->free (drawn_text[p]);
294 ralloc->free (drawn_rend[p]);
295 } 363 }
364 while (p != pend && q > 0);
296 365
297 /* we have fewer rows so fix up cursor position */ 366 term_start = total_rows - nrow;
298 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 367 top_row = q - term_start;
299 368
300 scr_reset_realloc (); /* realloc _last_ */ 369 // make sure all terminal lines exist
301 } 370 while (top_row > 0)
302 else if (nrow > prev_nrow) 371 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
303 { 372 }
304 /* add rows */ 373 else
305 scr_reset_realloc (); /* realloc _first_ */ 374 {
306 375 // if no scrollback exists (yet), wing, instead of wrap
307 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 376
308 377 for (int row = min (nrow, prev_nrow); row--; )
309 k = min (TermWin.nscrolled, nrow - prev_nrow);
310
311 for (p = prev_total_rows; p < total_rows; p++)
312 { 378 {
313 screen.tlen[p] = 0; 379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
314 screen.text[p] = NULL; 380 line_t &qline = row_buf [row];
315 screen.rend[p] = NULL; 381
382 qline = pline;
383 lresize (qline);
316 } 384 }
317 385
318 for (p = prev_total_rows; p < total_rows - k; p++)
319 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
320
321 for (p = prev_nrow; p < nrow; p++) 386 for (int row = prev_nrow; row < nrow; row++)
322 { 387 {
323 swap.tlen[p] = 0; 388 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
324 swap.text[p] = NULL;
325 swap.rend[p] = NULL;
326 drawn_text[p] = NULL;
327 drawn_rend[p] = NULL;
328 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
329 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
330 } 389 }
331 390
332 if (k > 0) 391 term_start = 0;
333 {
334 scr_scroll_text (0, (int)nrow - 1, -k, 1);
335 screen.cur.row += k;
336 screen.s_cur.row += k;
337 TermWin.nscrolled -= k;
338 }
339
340#ifdef DEBUG_STRICT
341 assert (screen.cur.row < TermWin.nrow);
342#else /* drive with your eyes closed */
343 MIN_IT (screen.cur.row, nrow - 1);
344#endif
345 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
346 }
347
348 /* resize columns */
349 if (ncol != prev_ncol)
350 { 392 }
351 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
352 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
353 393
354 for (p = 0; p < total_rows; p++) 394#ifdef DEBUG_STRICT //TODO: remove
355 { 395 for (int i = top_row; i < nrow; i++)
356 if (screen.text[p]) 396 assert (ROW (i).t);
357 { 397#endif
358 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
359 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
360 398
361 MIN_IT (screen.tlen[p], (int16_t)ncol); 399 free (old_buf);
400 delete old_ta;
401 delete old_ra;
362 402
363 if (ncol > prev_ncol) 403 clamp_it (screen.cur.row, 0, nrow - 1);
364 scr_blank_line (&screen.text[p][prev_ncol], 404 clamp_it (screen.cur.col, 0, ncol - 1);
365 &screen.rend[p][prev_ncol],
366 ncol - prev_ncol, setrstyle);
367 }
368 }
369
370 for (p = 0; p < nrow; p++)
371 {
372 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
373 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
374
375 if (ncol > prev_ncol)
376 scr_blank_line (&drawn_text[p][prev_ncol],
377 &drawn_rend[p][prev_ncol],
378 ncol - prev_ncol, setrstyle);
379
380 if (swap.text[p])
381 {
382 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
383 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
384
385 MIN_IT (swap.tlen[p], (int16_t)ncol);
386
387 if (ncol > prev_ncol)
388 scr_blank_line (&swap.text[p][prev_ncol],
389 &swap.rend[p][prev_ncol],
390 ncol - prev_ncol, setrstyle);
391 }
392
393 }
394
395 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
396
397 delete talloc; talloc = ta;
398 delete ralloc; ralloc = ra;
399 }
400 405
401 if (tabs) 406 if (tabs)
402 free (tabs); 407 free (tabs);
403 } 408 }
404 409
405 prev_nrow = nrow; 410 prev_nrow = nrow;
406 prev_ncol = ncol; 411 prev_ncol = ncol;
407 412
408 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 413 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
409 414
410 for (p = 0; p < ncol; p++) 415 for (int col = ncol; col--; )
411 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 416 tabs [col] = col % TABSIZE == 0;
412 417
413 tt_winch (); 418 tt_winch ();
414}
415 419
416void 420 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
417rxvt_term::scr_reset_realloc ()
418{
419 unsigned int total_rows, nrow;
420
421 nrow = TermWin.nrow;
422 total_rows = nrow + TermWin.saveLines;
423 /* *INDENT-OFF* */
424 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
425 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
426 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
427 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
428
429 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
430 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
431
432 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
433 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
434 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
435 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
436 /* *INDENT-ON* */
437} 421}
438 422
439/* ------------------------------------------------------------------------- */ 423/* ------------------------------------------------------------------------- */
440/* 424/*
441 * Free everything. That way malloc debugging can find leakage. 425 * Free everything. That way malloc debugging can find leakage.
442 */ 426 */
443void 427void
444rxvt_term::scr_release () 428rxvt_term::scr_release ()
445{ 429{
446 unsigned int total_rows;
447 int i;
448
449 total_rows = TermWin.nrow + TermWin.saveLines;
450
451 delete talloc; talloc = 0; 430 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 431 delete ralloc; ralloc = 0;
453 432
454 free (screen.text); 433 free (row_buf);
455 free (screen.tlen); 434 free (swap_buf);
456 free (screen.rend);
457 free (drawn_text); 435 free (drawn_buf);
458 free (drawn_rend);
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 436 free (tabs);
465 437
466 /* NULL these so if anything tries to use them, we'll know about it */ 438 row_buf = 0; // signal that we freed all the arrays
467 screen.text = drawn_text = swap.text = NULL;
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 439}
474 440
475/* ------------------------------------------------------------------------- */ 441/* ------------------------------------------------------------------------- */
476/* 442/*
477 * Hard reset 443 * Hard reset
… …
482 scr_release (); 448 scr_release ();
483 prev_nrow = prev_ncol = 0; 449 prev_nrow = prev_ncol = 0;
484 scr_reset (); 450 scr_reset ();
485 451
486 scr_clear (true); 452 scr_clear (true);
487 scr_refresh (SLOW_REFRESH); 453 scr_refresh ();
488} 454}
489 455
490/* ------------------------------------------------------------------------- * 456/* ------------------------------------------------------------------------- *
491 * PROCESS SCREEN COMMANDS * 457 * PROCESS SCREEN COMMANDS *
492 * ------------------------------------------------------------------------- */ 458 * ------------------------------------------------------------------------- */
… …
528 set_font_style (); 494 set_font_style ();
529 break; 495 break;
530 } 496 }
531 497
532 /* boundary check in case screen size changed between SAVE and RESTORE */ 498 /* boundary check in case screen size changed between SAVE and RESTORE */
533 MIN_IT (s->cur.row, TermWin.nrow - 1); 499 min_it (s->cur.row, nrow - 1);
534 MIN_IT (s->cur.col, TermWin.ncol - 1); 500 min_it (s->cur.col, ncol - 1);
535#ifdef DEBUG_STRICT 501#ifdef DEBUG_STRICT
536 assert (s->cur.row >= 0); 502 assert (s->cur.row >= 0);
537 assert (s->cur.col >= 0); 503 assert (s->cur.col >= 0);
538#else /* drive with your eyes closed */
539 MAX_IT (s->cur.row, 0);
540 MAX_IT (s->cur.col, 0);
541#endif 504#endif
542} 505}
543 506
544/* ------------------------------------------------------------------------- */ 507/* ------------------------------------------------------------------------- */
545/* 508/*
… …
548 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 511 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
549 */ 512 */
550int 513int
551rxvt_term::scr_change_screen (int scrn) 514rxvt_term::scr_change_screen (int scrn)
552{ 515{
553 int i;
554#if NSCREENS
555 int offset;
556#endif
557
558 want_refresh = 1; 516 want_refresh = 1;
559
560 TermWin.view_start = 0; 517 view_start = 0;
561 518
562 if (current_screen == scrn) 519 if (current_screen == scrn)
563 return scrn; 520 return scrn;
564 521
565 selection_check (2); /* check for boundary cross */ 522 selection_check (2); /* check for boundary cross */
566 523
567 i = current_screen; current_screen = scrn; scrn = i; 524 int i = current_screen; current_screen = scrn; scrn = i;
568 525
569 SWAP_IT (screen.cur.row, swap.cur.row, int16_t); 526 ::swap (screen.cur.row, swap.cur.row);
570 SWAP_IT (screen.cur.col, swap.cur.col, int16_t); 527 ::swap (screen.cur.col, swap.cur.col);
571 MAX_IT (screen.cur.row, 0); 528
572 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1); 529 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
573 MAX_IT (screen.cur.col, 0); 530 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
574 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
575 531
576#if NSCREENS 532#if NSCREENS
577 if (options & Opt_secondaryScreen) 533 if (OPTION (Opt_secondaryScreen))
578 { 534 {
579 num_scr = 0; 535 num_scr = 0;
580 offset = TermWin.saveLines;
581 536
582 for (i = prev_nrow; i--;) 537 for (int i = prev_nrow; i--; )
583 { 538 ::swap (ROW(i), swap_buf [i]);
584 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
585 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
586 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
587 }
588 539
589 SWAP_IT (screen.charset, swap.charset, int16_t); 540 ::swap (screen.charset, swap.charset);
590 SWAP_IT (screen.flags, swap.flags, int); 541 ::swap (screen.flags, swap.flags);
591 screen.flags |= Screen_VisibleCursor; 542 screen.flags |= Screen_VisibleCursor;
592 swap.flags |= Screen_VisibleCursor; 543 swap.flags |= Screen_VisibleCursor;
593 } 544 }
594 else 545 else
595#endif 546#endif
596 if (options & Opt_secondaryScroll) 547 if (OPTION (Opt_secondaryScroll))
597 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 548 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
598 549
599 return scrn; 550 return scrn;
600} 551}
601 552
602// clear WrapNext indicator, solidifying position on next line 553// clear WrapNext indicator, solidifying position on next line
… …
609 screen.flags &= ~Screen_WrapNext; 560 screen.flags &= ~Screen_WrapNext;
610 561
611 screen.cur.col = 0; 562 screen.cur.col = 0;
612 563
613 if (screen.cur.row == screen.bscroll) 564 if (screen.cur.row == screen.bscroll)
614 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 565 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
615 else if (screen.cur.row < TermWin.nrow - 1) 566 else if (screen.cur.row < nrow - 1)
616 screen.cur.row++; 567 screen.cur.row++;
617} 568}
618 569
619/* ------------------------------------------------------------------------- */ 570/* ------------------------------------------------------------------------- */
620/* 571/*
621 * Change the colour for following text 572 * Change the colour for following text
622 */ 573 */
623void 574void
624rxvt_term::scr_color (unsigned int color, int fgbg) 575rxvt_term::scr_color (unsigned int color, int fgbg)
625{ 576{
626 if (color > maxTermCOLOR) 577 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
627 color = fgbg; 578 color = fgbg;
628 579
629 if (fgbg == Color_fg) 580 if (fgbg == Color_fg)
630 rstyle = SET_FGCOLOR (rstyle, color); 581 rstyle = SET_FGCOLOR (rstyle, color);
631 else 582 else
… …
650/* ------------------------------------------------------------------------- */ 601/* ------------------------------------------------------------------------- */
651/* 602/*
652 * Scroll text between <row1> and <row2> inclusive, by <count> lines 603 * Scroll text between <row1> and <row2> inclusive, by <count> lines
653 * count positive ==> scroll up 604 * count positive ==> scroll up
654 * count negative ==> scroll down 605 * count negative ==> scroll down
655 * spec == 0 for normal routines
656 */ 606 */
657int 607int
658rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 608rxvt_term::scr_scroll_text (int row1, int row2, int count)
659{ 609{
660 int i, j;
661 long nscrolled;
662
663 if (count == 0 || (row1 > row2)) 610 if (count == 0 || (row1 > row2))
664 return 0; 611 return 0;
665 612
666 want_refresh = 1; 613 want_refresh = 1;
614 num_scr += count;
667 615
668 if (row1 == 0 && count > 0 616 if (count > 0
617 && row1 == 0
669 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 618 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
619 {
620 top_row = max (top_row - count, -saveLines);
621
622 // scroll everything up 'count' lines
623 term_start = (term_start + count) % total_rows;
624
625 // sever bottommost line
670 { 626 {
671 nscrolled = (long)TermWin.nscrolled + (long)count; 627 line_t &l = ROW(row2 - count);
628 l.is_longer (0);
629 l.touch ();
630 }
672 631
673 if (nscrolled > (long)TermWin.saveLines) 632 // erase newly scrolled-in lines
674 TermWin.nscrolled = TermWin.saveLines; 633 for (int i = count; i--; )
634 {
635 // basically this is a slightly optimized scr_blank_screen_mem
636 // it is worth the effort on slower machines
637 line_t &l = ROW(row2 - i);
638
639 scr_blank_line (l, 0, l.l, rstyle);
640
641 l.l = 0;
642 l.f = 0;
643 }
644
645 // now copy lines below the scroll region bottom to the
646 // bottom of the screen again, so they look as if they
647 // hadn't moved.
648 for (int i = nrow; --i > row2; )
649 {
650 line_t &l1 = ROW(i - count);
651 line_t &l2 = ROW(i);
652
653 ::swap (l1, l2);
654 l2.touch ();
655 }
675 else 656
676 TermWin.nscrolled = (unsigned int)nscrolled; 657 // move and/or clear selection, if any
658 if (selection.op && current_screen == selection.screen)
659 {
660 selection.beg.row -= count;
661 selection.end.row -= count;
662 selection.mark.row -= count;
677 663
664 if (selection.beg.row < top_row
665 || selection.end.row < top_row
666 || selection.mark.row < top_row)
667 {
668 CLEAR_ALL_SELECTION ();
669 selection.op = SELECTION_CLEAR;
670 }
671 }
672
673 // finally move the view window, if desired
678 if ((options & Opt_scrollWithBuffer) 674 if (OPTION (Opt_scrollWithBuffer)
679 && TermWin.view_start != 0 675 && view_start != 0
680 && TermWin.view_start != TermWin.saveLines) 676 && view_start != -saveLines)
681 scr_page (UP, count); 677 scr_page (UP, count);
678
679 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
680 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
681 }
682 else
682 } 683 {
683 else if (!spec)
684 row1 += TermWin.saveLines;
685
686 row2 += TermWin.saveLines;
687
688 if (selection.op && current_screen == selection.screen) 684 if (selection.op && current_screen == selection.screen)
689 { 685 {
690 i = selection.beg.row + TermWin.saveLines; 686 if ((selection.beg.row < row1 && selection.end.row > row1)
691 j = selection.end.row + TermWin.saveLines; 687 || (selection.beg.row < row2 && selection.end.row > row2)
692 if ((i < row1 && j > row1) 688 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
693 || (i < row2 && j > row2) 689 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
694 || (i - count < row1 && i >= row1) 690 || (selection.end.row - count < row1 && selection.end.row >= row1)
695 || (i - count > row2 && i <= row2) 691 || (selection.end.row - count > row2 && selection.end.row <= row2))
696 || (j - count < row1 && j >= row1)
697 || (j - count > row2 && j <= row2))
698 { 692 {
699 CLEAR_ALL_SELECTION (); 693 CLEAR_ALL_SELECTION ();
700 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 694 selection.op = SELECTION_CLEAR;
701 } 695 }
702 else if (j >= row1 && j <= row2) 696 else if (selection.end.row >= row1 && selection.end.row <= row2)
703 { 697 {
704 /* move selected region too */ 698 /* move selected region too */
705 selection.beg.row -= count; 699 selection.beg.row -= count;
706 selection.end.row -= count; 700 selection.end.row -= count;
707 selection.mark.row -= count; 701 selection.mark.row -= count;
702
703 selection_check (0);
708 } 704 }
709 }
710
711 selection_check (0); /* _after_ TermWin.nscrolled update */
712
713 num_scr += count;
714 j = count;
715
716 if (count < 0)
717 count = -count;
718
719 i = row2 - row1 + 1;
720 MIN_IT (count, i);
721
722 if (j > 0)
723 {
724 /* A: scroll up */
725
726 /* A1: Copy lines that will get clobbered by the rotation */
727 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
728 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
729
730 /* A2: Rotate lines */
731 i = row2 - row1 - count + 1;
732 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
733 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
734 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
735
736 j = row2 - count + 1, i = count;
737 }
738 else /* if (j < 0) */
739 {
740 /* B: scroll down */
741
742 /* B1: Copy lines that will get clobbered by the rotation */
743 for (i = 0, j = row2; i < count; i++, j--)
744 { 705 }
745 buf_text[i] = screen.text[j]; 706
746 buf_rend[i] = screen.rend[j]; 707 // use a simple and robust scrolling algorithm, this
708 // part of scr_scroll_text is not time-critical.
709
710 int rows = row2 - row1 + 1;
711
712 min_it (count, rows);
713
714 line_t *temp_buf = row_buf + total_rows;
715
716 for (int row = 0; row < rows; row++)
747 } 717 {
718 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
748 719
749 /* B2: Rotate lines */ 720 if (!IN_RANGE_EXC (row + count, 0, rows))
750 for (j = row2, i = j - count; i >= row1; i--, j--) 721 scr_blank_screen_mem (temp_buf [row], rstyle);
751 { 722 }
752 screen.tlen[j] = screen.tlen[i];
753 screen.text[j] = screen.text[i];
754 screen.rend[j] = screen.rend[i];
755 }
756 723
757 j = row1, i = count; 724 for (int row = 0; row < rows; row++)
758 count = -count; 725 ROW(row1 + row) = temp_buf [row];
759 } 726 }
760
761 /* C: Resurrect lines */
762 memset (screen.tlen + j, 0, i * sizeof (int16_t));
763 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
764 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
765 if (!spec) /* line length may not equal TermWin.ncol */
766 for (; i--; j++)
767 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
768 727
769 return count; 728 return count;
770} 729}
771 730
772/* ------------------------------------------------------------------------- */ 731/* ------------------------------------------------------------------------- */
773/* 732/*
774 * Add text given in <str> of length <len> to screen struct 733 * Add text given in <str> of length <len> to screen struct
775 */ 734 */
776void 735void
777rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 736rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
778{ 737{
738 if (len <= 0) /* sanity */
739 return;
740
779 unsigned char checksel; 741 unsigned char checksel;
780 unicode_t c; 742 unicode_t c;
781 int i, row, last_col; 743 int ncol = this->ncol;
782 text_t *stp; 744 const wchar_t *strend = str + len;
783 rend_t *srp;
784
785 if (len <= 0) /* sanity */
786 return;
787 745
788 want_refresh = 1; 746 want_refresh = 1;
789 ZERO_SCROLLBACK (); 747 ZERO_SCROLLBACK ();
790 last_col = TermWin.ncol;
791 748
792 if (nlines > 0) 749 if (minlines > 0)
793 { 750 {
794 nlines += screen.cur.row - screen.bscroll; 751 minlines += screen.cur.row - screen.bscroll;
752
795 if ((nlines > 0) 753 if (minlines > 0
796 && (screen.tscroll == 0) 754 && screen.tscroll == 0
797 && (screen.bscroll == (TermWin.nrow - 1))) 755 && screen.bscroll == nrow - 1)
798 { 756 {
799 /* _at least_ this many lines need to be scrolled */ 757 /* _at least_ this many lines need to be scrolled */
800 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 758 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
801 screen.cur.row -= nlines; 759 screen.cur.row -= minlines;
802 } 760 }
803 } 761 }
804 762
805#ifdef DEBUG_STRICT 763#ifdef DEBUG_STRICT
806 assert (screen.cur.col < last_col); 764 assert (screen.cur.col < ncol);
807 assert ((screen.cur.row < TermWin.nrow) 765 assert (screen.cur.row < nrow
808 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 766 && screen.cur.row >= top_row);
809#else /* drive with your eyes closed */
810 MIN_IT (screen.cur.col, last_col - 1);
811 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
812 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
813#endif 767#endif
814 row = screen.cur.row + TermWin.saveLines; 768 int row = screen.cur.row;
815 769
816 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 770 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
817 771
818 stp = screen.text[row]; 772 line_t *line = &ROW(row);
819 srp = screen.rend[row];
820 773
821 while (len--) 774 while (str < strend)
822 { 775 {
823 c = *str++; 776 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
824 777
825 if (c < 0x20) 778 if (c < 0x20)
826 switch (c) 779 if (c == C0_LF)
827 { 780 {
828 case C0_HT: 781 max_it (line->l, screen.cur.col);
829 scr_tab (1, true);
830 continue;
831 782
832 case C0_LF:
833 if (screen.tlen[row] != -1) /* XXX: think about this */
834 MAX_IT (screen.tlen[row], screen.cur.col);
835
836 screen.flags &= ~Screen_WrapNext; 783 screen.flags &= ~Screen_WrapNext;
837 784
838 if (screen.cur.row == screen.bscroll) 785 if (screen.cur.row == screen.bscroll)
839 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 786 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
840 else if (screen.cur.row < (TermWin.nrow - 1)) 787 else if (screen.cur.row < (nrow - 1))
841 row = (++screen.cur.row) + TermWin.saveLines; 788 row = ++screen.cur.row;
842 789
843 stp = screen.text[row]; /* _must_ refresh */ 790 line = &ROW(row); /* _must_ refresh */
844 srp = screen.rend[row]; /* _must_ refresh */
845 continue; 791 continue;
792 }
793 else if (c == C0_CR)
794 {
795 max_it (line->l, screen.cur.col);
846 796
847 case C0_CR:
848 if (screen.tlen[row] != -1) /* XXX: think about this */
849 MAX_IT (screen.tlen[row], screen.cur.col);
850
851 screen.flags &= ~Screen_WrapNext; 797 screen.flags &= ~Screen_WrapNext;
852 screen.cur.col = 0; 798 screen.cur.col = 0;
853 continue; 799 continue;
800 }
801 else if (c == C0_HT)
802 {
803 scr_tab (1, true);
804 continue;
854 } 805 }
855 806
856 if (checksel /* see if we're writing within selection */ 807 if (checksel /* see if we're writing within selection */
857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 808 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 809 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
… …
866 CLEAR_SELECTION (); 817 CLEAR_SELECTION ();
867 } 818 }
868 819
869 if (screen.flags & Screen_WrapNext) 820 if (screen.flags & Screen_WrapNext)
870 { 821 {
871 screen.tlen[row] = -1; 822 scr_do_wrap ();
872
873 scr_do_wrap (); row = screen.cur.row + TermWin.saveLines;
874
875 stp = screen.text[row]; /* _must_ refresh */
876 srp = screen.rend[row]; /* _must_ refresh */
877 } 823
824 line->l = ncol;
825 line->is_longer (1);
826
827 row = screen.cur.row;
828 line = &ROW(row); /* _must_ refresh */
829 }
830
831 // some utf-8 decoders "decode" surrogate characters: let's fix this.
832 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
833 c = 0xfffd;
878 834
879 // rely on wcwidth to tell us the character width, at least for non-latin1 835 // rely on wcwidth to tell us the character width, at least for non-latin1
880 // do wcwidth before further replacements, as wcwidth says that line-drawing 836 // do wcwidth before further replacements, as wcwidth might return -1
881 // characters have width -1 (DOH!) on GNU/Linux sometimes. 837 // for the line drawing characters below as they might be invalid in the current
838 // locale.
882 int width = c < 0x100 ? 1 : wcwidth (c); 839 int width = c < 0x100 ? 1 : wcwidth (c);
883 840
884 if (charsets[screen.charset] == '0') // DEC SPECIAL 841 if (charsets [screen.charset] == '0') // DEC SPECIAL
885 { 842 {
886 // vt100 special graphics and line drawing 843 // vt100 special graphics and line drawing
887 // 5f-7e standard vt100 844 // 5f-7e standard vt100
888 // 40-5e rxvt extension for extra curses acs chars 845 // 40-5e rxvt extension for extra curses acs chars
889 static uint16_t vt100_0[63] = { // 40 .. 7e 846 static uint16_t vt100_0[62] = { // 41 .. 7e
890 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! 847 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
891 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f 848 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
892 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 849 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
893 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f 850 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
894 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 851 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
895 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 852 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
896 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 853 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
897 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e 854 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
898 }; 855 };
899 856
900 if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) 857 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
901 { 858 {
902 c = vt100_0[c - 0x40]; 859 c = vt100_0[c - 0x41];
903 width = 1; 860 width = 1; // vt100 line drawing characters are always single-width
904 } 861 }
905 } 862 }
906 863
907 if (screen.flags & Screen_Insert) 864 if (screen.flags & Screen_Insert)
908 scr_insdel_chars (width, INSERT); 865 scr_insdel_chars (width, INSERT);
909 866
910 if (width != 0) 867 if (width != 0)
911 { 868 {
912 // some utf-8 decoders decode surrogate characters.
913 if (0xd800 <= c && c <= 0xdfff)
914 c = 0xfffd;
915
916#if !UNICODE_3 869#if !UNICODE_3
917 // trim characters we can't store directly :( 870 // trim characters we can't store directly :(
918 if (c >= 0x10000) 871 if (c >= 0x10000)
919# if ENABLE_COMBINING 872# if ENABLE_COMBINING
920 c = rxvt_composite.compose (c); // map to lower 16 bits 873 c = rxvt_composite.compose (c); // map to lower 16 bits
… …
922 c = 0xfffd; 875 c = 0xfffd;
923# endif 876# endif
924#endif 877#endif
925 878
926 // nuke the character at this position, if required 879 // nuke the character at this position, if required
927 if (stp[screen.cur.col] == NOCHAR 880 if (line->t[screen.cur.col] == NOCHAR
928 || (screen.cur.col < TermWin.ncol - 1 881 || (screen.cur.col < ncol - 1
929 && stp[screen.cur.col + 1] == NOCHAR)) 882 && line->t[screen.cur.col + 1] == NOCHAR))
930 { 883 {
931 int col = screen.cur.col; 884 int col = screen.cur.col;
932 885
933 // find begin 886 // find begin
934 while (col > 0 && stp[col] == NOCHAR) 887 while (col > 0 && line->t[col] == NOCHAR)
935 col--; 888 col--;
936 889
937 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' ')); 890 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
938 891
939 // found begin, nuke 892 // found begin, nuke
940 do { 893 do {
941 stp[col] = ' '; 894 line->t[col] = ' ';
942 srp[col] = rend; 895 line->r[col] = rend;
943 col++; 896 col++;
944 } while (col < TermWin.ncol && stp[col] == NOCHAR); 897 } while (col < ncol && line->t[col] == NOCHAR);
945 } 898 }
946 899
947 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c)); 900 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
901
902 // if the character doesn't fit into the remaining columns...
903 if (screen.cur.col > ncol - width && ncol >= width)
904 {
905 // ...output spaces
906 c = ' ';
907 // and try the same character next loop iteration
908 --str;
909 }
910
911 line->touch ();
948 912
949 do 913 do
950 { 914 {
951 stp[screen.cur.col] = c; 915 line->t[screen.cur.col] = c;
952 srp[screen.cur.col] = rend; 916 line->r[screen.cur.col] = rend;
953 917
954 if (screen.cur.col < last_col - 1) 918 if (screen.cur.col < ncol - 1)
955 screen.cur.col++; 919 screen.cur.col++;
956 else 920 else
957 { 921 {
958 screen.tlen[row] = last_col; 922 line->l = ncol;
959 if (screen.flags & Screen_Autowrap) 923 if (screen.flags & Screen_Autowrap)
960 screen.flags |= Screen_WrapNext; 924 screen.flags |= Screen_WrapNext;
961 break; 925 break;
962 } 926 }
963 927
… …
965 } 929 }
966 while (--width > 0); 930 while (--width > 0);
967 931
968 // pad with spaces when overwriting wide character with smaller one 932 // pad with spaces when overwriting wide character with smaller one
969 if (!width) 933 if (!width)
934 {
935 line->touch ();
936
970 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 937 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
971 { 938 {
972 stp[c] = ' '; 939 line->t[c] = ' ';
973 srp[c] = rend; 940 line->r[c] = rend;
974 } 941 }
975 } 942 }
943 }
976 else if (width == 0) 944 else // width == 0
977 { 945 {
978#if ENABLE_COMBINING 946#if ENABLE_COMBINING
979 // handle combining characters 947 // handle combining characters
980 // we just tag the accent on the previous on-screen character. 948 // we just tag the accent on the previous on-screen character.
981 // this is arguably not correct, but also arguably not wrong. 949 // this is arguably not correct, but also arguably not wrong.
982 // we don't handle double-width characters nicely yet. 950 // we don't handle double-width characters nicely yet.
983 951 line_t *linep;
984 text_t *tp; 952 text_t *tp;
985 rend_t *rp; 953 rend_t *rp;
986 954
987 if (screen.cur.col > 0) 955 if (screen.cur.col > 0)
988 { 956 {
957 linep = line;
989 tp = stp + screen.cur.col - 1; 958 tp = line->t + screen.cur.col - 1;
990 rp = srp + screen.cur.col - 1; 959 rp = line->r + screen.cur.col - 1;
991
992 while (*tp == NOCHAR && tp > stp)
993 tp--, rp--;
994 } 960 }
995 else if (screen.cur.row > 0 961 else if (screen.cur.row > 0
996 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 962 && ROW(screen.cur.row - 1).is_longer ())
997 { 963 {
998 int line = screen.cur.row - 1 + TermWin.saveLines; 964 linep = &ROW(screen.cur.row - 1);
999
1000 tp = screen.text[line] + last_col - 1; 965 tp = line->t + ncol - 1;
1001 rp = screen.rend[line] + last_col - 1; 966 rp = line->r + ncol - 1;
1002
1003 while (*tp == NOCHAR && tp > screen.text[line])
1004 tp--, rp--;
1005 } 967 }
1006 else 968 else
1007 continue; 969 continue;
970
971 linep->touch ();
972
973 while (*tp == NOCHAR && tp > linep->t)
974 tp--, rp--;
1008 975
1009 // first try to find a precomposed character 976 // first try to find a precomposed character
1010 unicode_t n = rxvt_compose (*tp, c); 977 unicode_t n = rxvt_compose (*tp, c);
1011 if (n == NOCHAR) 978 if (n == NOCHAR)
1012 n = rxvt_composite.compose (*tp, c); 979 n = rxvt_composite.compose (*tp, c);
… …
1015 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 982 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1016#endif 983#endif
1017 } 984 }
1018 } 985 }
1019 986
1020 if (screen.tlen[row] != -1) /* XXX: think about this */ 987 max_it (line->l, screen.cur.col);
1021 MAX_IT (screen.tlen[row], screen.cur.col);
1022 988
1023#ifdef DEBUG_STRICT 989#ifdef DEBUG_STRICT
1024 assert (screen.cur.row >= 0); 990 assert (screen.cur.row >= 0);
1025#else /* drive with your eyes closed */
1026 MAX_IT (screen.cur.row, 0);
1027#endif 991#endif
1028} 992}
1029 993
1030/* ------------------------------------------------------------------------- */ 994/* ------------------------------------------------------------------------- */
1031/* 995/*
… …
1040 if (screen.cur.col == 0) 1004 if (screen.cur.col == 0)
1041 { 1005 {
1042 if (screen.cur.row > 0) 1006 if (screen.cur.row > 0)
1043 { 1007 {
1044#ifdef TERMCAP_HAS_BW 1008#ifdef TERMCAP_HAS_BW
1045 screen.cur.col = TermWin.ncol - 1; 1009 screen.cur.col = ncol - 1;
1046 screen.cur.row--; 1010 screen.cur.row--;
1047 return; 1011 return;
1048#endif 1012#endif
1049 } 1013 }
1050 } 1014 }
… …
1070 1034
1071 if (count == 0) 1035 if (count == 0)
1072 return; 1036 return;
1073 else if (count > 0) 1037 else if (count > 0)
1074 { 1038 {
1075 int row = TermWin.saveLines + screen.cur.row; 1039 line_t &l = ROW(screen.cur.row);
1076 text_t *tp = screen.text[row];
1077 rend_t *rp = screen.rend[row];
1078 rend_t base_rend = rp[i]; 1040 rend_t base_rend = l.r[i];
1079 ht &= tp[i] == ' '; 1041 ht &= l.t[i] == ' ';
1080 1042
1081 for (; ++i < TermWin.ncol; ) 1043 for (; ++i < ncol; )
1082 if (tabs[i]) 1044 if (tabs[i])
1083 { 1045 {
1084 x = i; 1046 x = i;
1047
1085 if (!--count) 1048 if (!--count)
1086 break; 1049 break;
1087 } 1050 }
1088 else 1051 else
1089 ht &= tp[i] == ' ' 1052 ht &= l.t[i] == ' '
1090 && RS_SAME (rp[i], base_rend); 1053 && RS_SAME (l.r[i], base_rend);
1091 1054
1092 if (count) 1055 if (count)
1093 x = TermWin.ncol - 1; 1056 x = ncol - 1;
1094 1057
1095 // store horizontal tab commands as characters inside the text 1058 // store horizontal tab commands as characters inside the text
1096 // buffer so they can be selected and pasted. 1059 // buffer so they can be selected and pasted.
1097 if (ht && options & Opt_pastableTabs) 1060 if (ht && OPTION (Opt_pastableTabs))
1098 { 1061 {
1099 base_rend = SET_FONT (base_rend, 0); 1062 base_rend = SET_FONT (base_rend, 0);
1100 1063
1101 if (screen.tlen[row] != -1) /* XXX: think about this */ 1064 l.touch (x);
1102 MAX_IT (screen.tlen[row], x);
1103 1065
1104 i = screen.cur.col; 1066 i = screen.cur.col;
1105 1067
1106 tp[i] = '\t'; 1068 l.t[i] = '\t';
1107 rp[i] = base_rend; 1069 l.r[i] = base_rend;
1108 1070
1109 while (++i < x) 1071 while (++i < x)
1110 { 1072 {
1111 tp[i] = NOCHAR; 1073 l.t[i] = NOCHAR;
1112 rp[i] = base_rend; 1074 l.r[i] = base_rend;
1113 } 1075 }
1114 } 1076 }
1115 } 1077 }
1116 else /* if (count < 0) */ 1078 else /* if (count < 0) */
1117 { 1079 {
… …
1143rxvt_term::scr_backindex () 1105rxvt_term::scr_backindex ()
1144{ 1106{
1145 if (screen.cur.col > 0) 1107 if (screen.cur.col > 0)
1146 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1108 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1147 else 1109 else
1148 {
1149 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1150 return; /* um, yeah? */
1151
1152 scr_insdel_chars (1, INSERT); 1110 scr_insdel_chars (1, INSERT);
1153 }
1154} 1111}
1155#endif 1112#endif
1156/* ------------------------------------------------------------------------- */ 1113/* ------------------------------------------------------------------------- */
1157/* 1114/*
1158 * Process DEC Forward Index 1115 * Process DEC Forward Index
… …
1162 */ 1119 */
1163#if ENABLE_FRILLS 1120#if ENABLE_FRILLS
1164void 1121void
1165rxvt_term::scr_forwardindex () 1122rxvt_term::scr_forwardindex ()
1166{ 1123{
1167 int row;
1168
1169 if (screen.cur.col < TermWin.ncol - 1) 1124 if (screen.cur.col < ncol - 1)
1170 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1125 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1171 else 1126 else
1172 { 1127 {
1173 row = screen.cur.row + TermWin.saveLines; 1128 line_t &l = ROW(screen.cur.row);
1174 1129
1175 if (screen.tlen[row] == 0) 1130 l.touch ();
1176 return; /* um, yeah? */ 1131 l.is_longer (0);
1177 else if (screen.tlen[row] == -1)
1178 screen.tlen[row] = TermWin.ncol;
1179 1132
1180 scr_gotorc (0, 0, R_RELATIVE); 1133 scr_gotorc (0, 0, R_RELATIVE);
1181 scr_insdel_chars (1, DELETE); 1134 scr_insdel_chars (1, DELETE);
1182 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1135 scr_gotorc (0, ncol - 1, R_RELATIVE);
1183 } 1136 }
1184} 1137}
1185#endif 1138#endif
1186 1139
1187/* ------------------------------------------------------------------------- */ 1140/* ------------------------------------------------------------------------- */
… …
1193{ 1146{
1194 want_refresh = 1; 1147 want_refresh = 1;
1195 ZERO_SCROLLBACK (); 1148 ZERO_SCROLLBACK ();
1196 1149
1197 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1150 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1198 MAX_IT (screen.cur.col, 0); 1151 clamp_it (screen.cur.col, 0, ncol - 1);
1199 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1200 1152
1201 screen.flags &= ~Screen_WrapNext; 1153 screen.flags &= ~Screen_WrapNext;
1202 1154
1203 if (relative & R_RELATIVE) 1155 if (relative & R_RELATIVE)
1204 { 1156 {
… …
1222 else 1174 else
1223 { 1175 {
1224 if (screen.flags & Screen_Relative) 1176 if (screen.flags & Screen_Relative)
1225 { /* relative origin mode */ 1177 { /* relative origin mode */
1226 screen.cur.row = row + screen.tscroll; 1178 screen.cur.row = row + screen.tscroll;
1227 MIN_IT (screen.cur.row, screen.bscroll); 1179 min_it (screen.cur.row, screen.bscroll);
1228 } 1180 }
1229 else 1181 else
1230 screen.cur.row = row; 1182 screen.cur.row = row;
1231 } 1183 }
1232 1184
1233 MAX_IT (screen.cur.row, 0); 1185 clamp_it (screen.cur.row, 0, nrow - 1);
1234 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1235} 1186}
1236 1187
1237/* ------------------------------------------------------------------------- */ 1188/* ------------------------------------------------------------------------- */
1238/* 1189/*
1239 * direction should be UP or DN 1190 * direction should be UP or DN
… …
1250 1201
1251 screen.flags &= ~Screen_WrapNext; 1202 screen.flags &= ~Screen_WrapNext;
1252 1203
1253 if ((screen.cur.row == screen.bscroll && direction == UP) 1204 if ((screen.cur.row == screen.bscroll && direction == UP)
1254 || (screen.cur.row == screen.tscroll && direction == DN)) 1205 || (screen.cur.row == screen.tscroll && direction == DN))
1255 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1206 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1256 else 1207 else
1257 screen.cur.row += dirn; 1208 screen.cur.row += dirn;
1258 1209
1259 MAX_IT (screen.cur.row, 0); 1210 clamp_it (screen.cur.row, 0, nrow - 1);
1260 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1261 selection_check (0); 1211 selection_check (0);
1262} 1212}
1263 1213
1264/* ------------------------------------------------------------------------- */ 1214/* ------------------------------------------------------------------------- */
1265/* 1215/*
… …
1269 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1219 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1270 */ 1220 */
1271void 1221void
1272rxvt_term::scr_erase_line (int mode) 1222rxvt_term::scr_erase_line (int mode)
1273{ 1223{
1274 unsigned int row, col, num; 1224 unsigned int col, num;
1275 1225
1276 want_refresh = 1; 1226 want_refresh = 1;
1277 ZERO_SCROLLBACK (); 1227 ZERO_SCROLLBACK ();
1278 1228
1279 selection_check (1); 1229 selection_check (1);
1280 1230
1281 row = TermWin.saveLines + screen.cur.row; 1231 line_t &line = ROW(screen.cur.row);
1232
1233 line.touch ();
1234 line.is_longer (0);
1235
1282 switch (mode) 1236 switch (mode)
1283 { 1237 {
1284 case 0: /* erase to end of line */ 1238 case 0: /* erase to end of line */
1285 col = screen.cur.col; 1239 col = screen.cur.col;
1286 num = TermWin.ncol - col; 1240 num = ncol - col;
1287 MIN_IT (screen.tlen[row], (int16_t)col); 1241 min_it (line.l, col);
1288 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1242 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1289 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1243 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1290 CLEAR_SELECTION (); 1244 CLEAR_SELECTION ();
1291 break; 1245 break;
1292 case 1: /* erase to beginning of line */ 1246 case 1: /* erase to beginning of line */
… …
1296 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1250 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1297 CLEAR_SELECTION (); 1251 CLEAR_SELECTION ();
1298 break; 1252 break;
1299 case 2: /* erase whole line */ 1253 case 2: /* erase whole line */
1300 col = 0; 1254 col = 0;
1301 num = TermWin.ncol; 1255 num = ncol;
1302 screen.tlen[row] = 0; 1256 line.l = 0;
1303 if (selection.beg.row <= screen.cur.row 1257 if (selection.beg.row <= screen.cur.row
1304 && selection.end.row >= screen.cur.row) 1258 && selection.end.row >= screen.cur.row)
1305 CLEAR_SELECTION (); 1259 CLEAR_SELECTION ();
1306 break; 1260 break;
1307 default: 1261 default:
1308 return; 1262 return;
1309 } 1263 }
1310 1264
1311 if (screen.text[row]) 1265 scr_blank_line (line, col, num, rstyle);
1312 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1313 else
1314 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1315} 1266}
1316 1267
1317/* ------------------------------------------------------------------------- */ 1268/* ------------------------------------------------------------------------- */
1318/* 1269/*
1319 * Erase part of whole of the screen 1270 * Erase part of whole of the screen
… …
1323 */ 1274 */
1324void 1275void
1325rxvt_term::scr_erase_screen (int mode) 1276rxvt_term::scr_erase_screen (int mode)
1326{ 1277{
1327 int num; 1278 int num;
1328 int32_t row, row_offset; 1279 int32_t row;
1329 rend_t ren; 1280 rend_t ren;
1330 XGCValues gcvalue; 1281 XGCValues gcvalue;
1331 1282
1332 want_refresh = 1; 1283 want_refresh = 1;
1333 ZERO_SCROLLBACK (); 1284 ZERO_SCROLLBACK ();
1334
1335 row_offset = (int32_t)TermWin.saveLines;
1336 1285
1337 switch (mode) 1286 switch (mode)
1338 { 1287 {
1339 case 0: /* erase to end of screen */ 1288 case 0: /* erase to end of screen */
1340 selection_check (1); 1289 selection_check (1);
1341 scr_erase_line (0); 1290 scr_erase_line (0);
1342 row = screen.cur.row + 1; /* possible OOB */ 1291 row = screen.cur.row + 1; /* possible OOB */
1343 num = TermWin.nrow - row; 1292 num = nrow - row;
1344 break; 1293 break;
1345 case 1: /* erase to beginning of screen */ 1294 case 1: /* erase to beginning of screen */
1346 selection_check (3); 1295 selection_check (3);
1347 scr_erase_line (1); 1296 scr_erase_line (1);
1348 row = 0; 1297 row = 0;
1349 num = screen.cur.row; 1298 num = screen.cur.row;
1350 break; 1299 break;
1351 case 2: /* erase whole screen */ 1300 case 2: /* erase whole screen */
1352 selection_check (3); 1301 selection_check (3);
1353 row = 0; 1302 row = 0;
1354 num = TermWin.nrow; 1303 num = nrow;
1355 break; 1304 break;
1356 default: 1305 default:
1357 return; 1306 return;
1358 } 1307 }
1359 1308
… …
1361 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1310 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1362 || (selection.end.row >= row 1311 || (selection.end.row >= row
1363 && selection.end.row <= row + num))) 1312 && selection.end.row <= row + num)))
1364 CLEAR_SELECTION (); 1313 CLEAR_SELECTION ();
1365 1314
1366 if (row >= TermWin.nrow) /* Out Of Bounds */ 1315 if (row >= nrow) /* Out Of Bounds */
1367 return; 1316 return;
1368 1317
1369 MIN_IT (num, (TermWin.nrow - row)); 1318 min_it (num, nrow - row);
1370 1319
1371 if (rstyle & (RS_RVid | RS_Uline)) 1320 if (rstyle & (RS_RVid | RS_Uline))
1372 ren = (rend_t) ~RS_None; 1321 ren = (rend_t) ~RS_None;
1373 else if (GET_BASEBG (rstyle) == Color_bg) 1322 else if (GET_BASEBG (rstyle) == Color_bg)
1374 { 1323 {
… …
1376 CLEAR_ROWS (row, num); 1325 CLEAR_ROWS (row, num);
1377 } 1326 }
1378 else 1327 else
1379 { 1328 {
1380 ren = rstyle & (RS_fgMask | RS_bgMask); 1329 ren = rstyle & (RS_fgMask | RS_bgMask);
1381 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1330 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1382 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1331 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1383 ERASE_ROWS (row, num); 1332 ERASE_ROWS (row, num);
1384 gcvalue.foreground = pix_colors[Color_fg]; 1333 gcvalue.foreground = pix_colors[Color_fg];
1385 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1334 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1386 } 1335 }
1387 1336
1388 for (; num--; row++) 1337 for (; num--; row++)
1389 { 1338 {
1390 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1339 scr_blank_screen_mem (ROW(row), rstyle);
1391 screen.tlen[row + row_offset] = 0; 1340 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1392 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren);
1393 } 1341 }
1394} 1342}
1343
1344#if ENABLE_FRILLS
1345void
1346rxvt_term::scr_erase_savelines ()
1347{
1348 want_refresh = 1;
1349 ZERO_SCROLLBACK ();
1350
1351 top_row = 0;
1352}
1353#endif
1395 1354
1396/* ------------------------------------------------------------------------- */ 1355/* ------------------------------------------------------------------------- */
1397/* 1356/*
1398 * Fill the screen with `E's 1357 * Fill the screen with `E's
1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1358 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1400 */ 1359 */
1401void 1360void
1402rxvt_term::scr_E () 1361rxvt_term::scr_E ()
1403{ 1362{
1404 int i, j, k; 1363 rend_t fs;
1405 rend_t *r1, fs;
1406 1364
1407 want_refresh = 1; 1365 want_refresh = 1;
1408 ZERO_SCROLLBACK (); 1366 ZERO_SCROLLBACK ();
1409 1367
1410 num_scr_allow = 0; 1368 num_scr_allow = 0;
1411 selection_check (3); 1369 selection_check (3);
1412 1370
1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1371 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1414 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1372 for (int row = nrow; row--; )
1415 { 1373 {
1416 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1374 line_t &line = ROW(row);
1375
1417 fill_text (screen.text[k], 'E', TermWin.ncol); 1376 fill_text (line.t, 'E', ncol);
1418 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1377 rend_t *r1 = line.r;
1378
1379 for (int j = ncol; j--; )
1419 *r1++ = fs; 1380 *r1++ = fs;
1381
1382 line.is_longer (0);
1383 line.touch (ncol);
1420 } 1384 }
1421} 1385}
1422 1386
1423/* ------------------------------------------------------------------------- */ 1387/* ------------------------------------------------------------------------- */
1424/* 1388/*
… …
1445 count = end; 1409 count = end;
1446 } 1410 }
1447 1411
1448 scr_do_wrap (); 1412 scr_do_wrap ();
1449 1413
1450 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1414 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1451} 1415}
1452 1416
1453/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1454/* 1418/*
1455 * Insert/Delete <count> characters from the current position 1419 * Insert/Delete <count> characters from the current position
… …
1457void 1421void
1458rxvt_term::scr_insdel_chars (int count, int insdel) 1422rxvt_term::scr_insdel_chars (int count, int insdel)
1459{ 1423{
1460 int col, row; 1424 int col, row;
1461 rend_t tr; 1425 rend_t tr;
1462 text_t *stp;
1463 rend_t *srp;
1464 int16_t *slp;
1465 1426
1466 want_refresh = 1; 1427 want_refresh = 1;
1467 ZERO_SCROLLBACK (); 1428 ZERO_SCROLLBACK ();
1468 1429
1469 if (count <= 0) 1430 if (count <= 0)
1470 return; 1431 return;
1471 1432
1472 scr_do_wrap (); 1433 scr_do_wrap ();
1473 1434
1474 selection_check (1); 1435 selection_check (1);
1475 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1436 min_it (count, ncol - screen.cur.col);
1476 1437
1477 row = screen.cur.row + TermWin.saveLines;
1478
1479 stp = screen.text[row];
1480 srp = screen.rend[row]; 1438 row = screen.cur.row;
1481 slp = &screen.tlen[row]; 1439
1440 line_t *line = &ROW(row);
1441
1442 line->touch ();
1443 line->is_longer (0);
1482 1444
1483 switch (insdel) 1445 switch (insdel)
1484 { 1446 {
1485 case INSERT: 1447 case INSERT:
1486 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1448 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1487 { 1449 {
1488 stp[col] = stp[col - count]; 1450 line->t[col] = line->t[col - count];
1489 srp[col] = srp[col - count]; 1451 line->r[col] = line->r[col - count];
1490 } 1452 }
1491 1453
1492 if (*slp != -1) 1454 line->l = min (line->l + count, ncol);
1493 {
1494 *slp += count;
1495 MIN_IT (*slp, TermWin.ncol);
1496 }
1497 1455
1498 if (selection.op && current_screen == selection.screen 1456 if (selection.op && current_screen == selection.screen
1499 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1457 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1500 { 1458 {
1501 if (selection.end.row != screen.cur.row 1459 if (selection.end.row != screen.cur.row
1502 || (selection.end.col + count >= TermWin.ncol)) 1460 || (selection.end.col + count >= ncol))
1503 CLEAR_SELECTION (); 1461 CLEAR_SELECTION ();
1504 else 1462 else
1505 { /* shift selection */ 1463 { /* shift selection */
1506 selection.beg.col += count; 1464 selection.beg.col += count;
1507 selection.mark.col += count; /* XXX: yes? */ 1465 selection.mark.col += count; /* XXX: yes? */
1508 selection.end.col += count; 1466 selection.end.col += count;
1509 } 1467 }
1510 } 1468 }
1511 1469
1512 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1470 scr_blank_line (*line, screen.cur.col, count, rstyle);
1513 (unsigned int)count, rstyle);
1514 break; 1471 break;
1515 1472
1516 case ERASE: 1473 case ERASE:
1517 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1474 screen.cur.col += count; /* don't worry if > ncol */
1518 selection_check (1); 1475 selection_check (1);
1519 screen.cur.col -= count; 1476 screen.cur.col -= count;
1520 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1477
1521 (unsigned int)count, rstyle); 1478 line->l = max (line->l - count, 0);
1479 scr_blank_line (*line, screen.cur.col, count, rstyle);
1522 break; 1480 break;
1523 1481
1524 case DELETE: 1482 case DELETE:
1525 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1483 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1526 1484
1527 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1485 for (col = screen.cur.col; (col + count) < ncol; col++)
1528 { 1486 {
1529 stp[col] = stp[col + count]; 1487 line->t[col] = line->t[col + count];
1530 srp[col] = srp[col + count]; 1488 line->r[col] = line->r[col + count];
1531 } 1489 }
1532 1490
1533 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1491 line->l = max (line->l - count, 0);
1534 (unsigned int)count, tr); 1492 scr_blank_line (*line, ncol - count, count, tr);
1535
1536 if (*slp == -1) /* break line continuation */
1537 *slp = TermWin.ncol;
1538
1539 *slp -= count;
1540 MAX_IT (*slp, 0);
1541 1493
1542 if (selection.op && current_screen == selection.screen 1494 if (selection.op && current_screen == selection.screen
1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1495 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 { 1496 {
1545 if (selection.end.row != screen.cur.row 1497 if (selection.end.row != screen.cur.row
1546 || (screen.cur.col >= selection.beg.col - count) 1498 || (screen.cur.col >= selection.beg.col - count)
1547 || selection.end.col >= TermWin.ncol) 1499 || selection.end.col >= ncol)
1548 CLEAR_SELECTION (); 1500 CLEAR_SELECTION ();
1549 else 1501 else
1550 { 1502 {
1551 /* shift selection */ 1503 /* shift selection */
1552 selection.beg.col -= count; 1504 selection.beg.col -= count;
… …
1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1517 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1566 */ 1518 */
1567void 1519void
1568rxvt_term::scr_scroll_region (int top, int bot) 1520rxvt_term::scr_scroll_region (int top, int bot)
1569{ 1521{
1570 MAX_IT (top, 0); 1522 max_it (top, 0);
1571 MIN_IT (bot, (int)TermWin.nrow - 1); 1523 min_it (bot, nrow - 1);
1572 1524
1573 if (top > bot) 1525 if (top > bot)
1574 return; 1526 return;
1575 1527
1576 screen.tscroll = top; 1528 screen.tscroll = top;
… …
1655 */ 1607 */
1656void 1608void
1657rxvt_term::scr_set_tab (int mode) 1609rxvt_term::scr_set_tab (int mode)
1658{ 1610{
1659 if (mode < 0) 1611 if (mode < 0)
1660 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1612 memset (tabs, 0, ncol * sizeof (char));
1661 else if (screen.cur.col < TermWin.ncol) 1613 else if (screen.cur.col < ncol)
1662 tabs[screen.cur.col] = (mode ? 1 : 0); 1614 tabs [screen.cur.col] = !!mode;
1663} 1615}
1664 1616
1665/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1666/* 1618/*
1667 * Set reverse/normal video 1619 * Set reverse/normal video
… …
1674 XGCValues gcvalue; 1626 XGCValues gcvalue;
1675 1627
1676 if (rvideo != mode) 1628 if (rvideo != mode)
1677 { 1629 {
1678 rvideo = mode; 1630 rvideo = mode;
1679 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color); 1631 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1680#if XPM_BACKGROUND 1632#if XPM_BACKGROUND
1681 if (bgPixmap.pixmap == None) 1633 if (bgPixmap.pixmap == None)
1682#endif 1634#endif
1683#if TRANSPARENT 1635#if TRANSPARENT
1684 if (! (options & Opt_transparent) || am_transparent == 0) 1636 if (! OPTION (Opt_transparent) || am_transparent == 0)
1685#endif 1637#endif
1686 XSetWindowBackground (display->display, TermWin.vt, 1638 XSetWindowBackground (display->display, vt,
1687 pix_colors[Color_bg]); 1639 pix_colors[Color_bg]);
1688 1640
1689 gcvalue.foreground = pix_colors[Color_fg]; 1641 gcvalue.foreground = pix_colors[Color_fg];
1690 gcvalue.background = pix_colors[Color_bg]; 1642 gcvalue.background = pix_colors[Color_bg];
1691 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1643 XChangeGC (display->display, gc, GCBackground | GCForeground,
1692 &gcvalue); 1644 &gcvalue);
1693 scr_clear (); 1645 scr_clear ();
1694 scr_touch (true); 1646 scr_touch (true);
1695 } 1647 }
1696} 1648}
… …
1714 * Set font style 1666 * Set font style
1715 */ 1667 */
1716void 1668void
1717rxvt_term::set_font_style () 1669rxvt_term::set_font_style ()
1718{ 1670{
1671#if 0
1719 switch (charsets[screen.charset]) 1672 switch (charsets [screen.charset])
1720 { 1673 {
1721 case '0': /* DEC Special Character & Line Drawing Set */ 1674 case '0': /* DEC Special Character & Line Drawing Set */
1722 break; 1675 break;
1723 case 'A': /* United Kingdom (UK) */ 1676 case 'A': /* United Kingdom (UK) */
1724 break; 1677 break;
… …
1731 case 'C': /* Finnish character set */ 1684 case 'C': /* Finnish character set */
1732 break; 1685 break;
1733 case 'K': /* German character set */ 1686 case 'K': /* German character set */
1734 break; 1687 break;
1735 } 1688 }
1689#endif
1736} 1690}
1737 1691
1738/* ------------------------------------------------------------------------- */ 1692/* ------------------------------------------------------------------------- */
1739/* 1693/*
1740 * Choose a font 1694 * Choose a font
… …
1777bool 1731bool
1778rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1732rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1779{ 1733{
1780 bool found = false; 1734 bool found = false;
1781 1735
1782 for (int i = 0; i < TermWin.nrow; i++) 1736 for (int i = 0; i < nrow; i++)
1783 { 1737 {
1784 int col = 0; 1738 int col = 0;
1785 rend_t *drp = drawn_rend [i]; 1739 rend_t *drp = drawn_buf[i].r;
1786 1740
1787 for (; col < TermWin.ncol; col++, drp++) 1741 for (; col < ncol; col++, drp++)
1788 if ((*drp & mask) == value) 1742 if ((*drp & mask) == value)
1789 { 1743 {
1790 found = true; 1744 found = true;
1791 *drp = ~value; 1745 *drp = ~value;
1792 } 1746 }
… …
1803 PART_END, 1757 PART_END,
1804 RC_COUNT 1758 RC_COUNT
1805}; 1759};
1806 1760
1807void 1761void
1808rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1762rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1809{ 1763{
1810 int i; 1764 int i;
1811 row_col_t rc[RC_COUNT]; 1765 row_col_t rc[RC_COUNT];
1812 1766
1813 if (drawn_text == NULL) /* sanity check */ 1767 if (!drawn_buf) /* sanity check */
1814 return; 1768 return;
1815 1769
1816#ifndef NO_SLOW_LINK_SUPPORT 1770#ifndef NO_SLOW_LINK_SUPPORT
1817 if (refresh_type == FAST_REFRESH && !display->is_local) 1771 if (refresh_type == FAST_REFRESH && !display->is_local)
1818 { 1772 {
1819 y = 0; 1773 y = 0;
1820 height = TermWin.height; 1774 eheight = height;
1821 } 1775 }
1822#endif
1823
1824#ifdef DEBUG_STRICT
1825 x = max (x, 0);
1826 x = min (x, (int)TermWin.width);
1827 y = max (y, 0);
1828 y = min (y, (int)TermWin.height);
1829#endif 1776#endif
1830 1777
1831 /* round down */ 1778 /* round down */
1832 rc[PART_BEG].col = Pixel2Col (x); 1779 rc[PART_BEG].col = Pixel2Col (x);
1833 rc[PART_BEG].row = Pixel2Row (y); 1780 rc[PART_BEG].row = Pixel2Row (y);
1834 /* round up */ 1781 /* round up */
1835 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1782 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1836 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1783 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1837 1784
1838 /* sanity checks */ 1785 /* sanity checks */
1839 for (i = PART_BEG; i < RC_COUNT; i++) 1786 for (i = PART_BEG; i < RC_COUNT; i++)
1840 { 1787 {
1841 MIN_IT (rc[i].col, TermWin.ncol - 1); 1788 min_it (rc[i].col, ncol - 1);
1842 MIN_IT (rc[i].row, TermWin.nrow - 1); 1789 min_it (rc[i].row, nrow - 1);
1843 } 1790 }
1844 1791
1845 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1792 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1846 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1793 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1794
1795 num_scr_allow = 0;
1847 1796
1848 if (refresh) 1797 if (refresh)
1849 scr_refresh (SLOW_REFRESH); 1798 scr_refresh ();
1850} 1799}
1851 1800
1852/* ------------------------------------------------------------------------- */ 1801/* ------------------------------------------------------------------------- */
1853/* 1802/*
1854 * Refresh the entire screen 1803 * Refresh the entire screen
1855 */ 1804 */
1856void 1805void
1857rxvt_term::scr_touch (bool refresh) 1806rxvt_term::scr_touch (bool refresh)
1858{ 1807{
1859 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1808 scr_expose (0, 0, width, height, refresh);
1860} 1809}
1861 1810
1862/* ------------------------------------------------------------------------- */ 1811/* ------------------------------------------------------------------------- */
1863/* 1812/*
1864 * Move the display so that the line represented by scrollbar value Y is at 1813 * Move the display so that the line represented by scrollbar value Y is at
1865 * the top of the screen 1814 * the top of the screen
1866 */ 1815 */
1867int 1816void
1868rxvt_term::scr_move_to (int y, int len) 1817rxvt_term::scr_move_to (int y, int len)
1869{ 1818{
1870 long p = 0; 1819 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1871 unsigned int oldviewstart;
1872
1873 oldviewstart = TermWin.view_start;
1874
1875 if (y < len)
1876 {
1877 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1878 p -= (long) (TermWin.nrow - 1);
1879 p = max (p, 0);
1880 }
1881
1882 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1883
1884 return scr_changeview (oldviewstart);
1885} 1820}
1886 1821
1887/* ------------------------------------------------------------------------- */ 1822/* ------------------------------------------------------------------------- */
1888/* 1823/*
1889 * Page the screen up/down nlines 1824 * Page the screen up/down nlines
1890 * direction should be UP or DN 1825 * direction should be UP or DN
1891 */ 1826 */
1892int 1827bool
1893rxvt_term::scr_page (enum page_dirn direction, int nlines) 1828rxvt_term::scr_page (enum page_dirn direction, int nlines)
1894{ 1829{
1895 int n; 1830 int new_view_start =
1896 unsigned int oldviewstart; 1831 direction == UP ? view_start - nlines
1832 : view_start + nlines;
1897 1833
1898#ifdef DEBUG_STRICT
1899 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1900#endif
1901 oldviewstart = TermWin.view_start;
1902 if (direction == UP)
1903 {
1904 n = TermWin.view_start + nlines;
1905 TermWin.view_start = min (n, TermWin.nscrolled);
1906 }
1907 else
1908 {
1909 n = TermWin.view_start - nlines;
1910 TermWin.view_start = max (n, 0);
1911 }
1912 return scr_changeview (oldviewstart); 1834 return scr_changeview (new_view_start);
1913} 1835}
1914 1836
1915int 1837bool
1916rxvt_term::scr_changeview (unsigned int oldviewstart) 1838rxvt_term::scr_changeview (int new_view_start)
1917{ 1839{
1840 clamp_it (new_view_start, top_row, 0);
1841
1918 if (TermWin.view_start != oldviewstart) 1842 if (new_view_start == view_start)
1919 { 1843 return false;
1844
1845 num_scr += new_view_start - view_start;
1846 view_start = new_view_start;
1920 want_refresh = 1; 1847 want_refresh = 1;
1921 num_scr -= (TermWin.view_start - oldviewstart);
1922 }
1923 1848
1924 return (int) (TermWin.view_start - oldviewstart); 1849 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1850
1851 return true;
1925} 1852}
1926 1853
1927/* ------------------------------------------------------------------------- */ 1854/* ------------------------------------------------------------------------- */
1928void 1855void
1929rxvt_term::scr_bell () 1856rxvt_term::scr_bell ()
1930{ 1857{
1931#ifndef NO_BELL 1858#ifndef NO_BELL
1859
1932# ifndef NO_MAPALERT 1860# ifndef NO_MAPALERT
1933# ifdef MAPALERT_OPTION 1861# ifdef MAPALERT_OPTION
1934 if (options & Opt_mapAlert) 1862 if (OPTION (Opt_mapAlert))
1935# endif 1863# endif
1936 XMapWindow (display->display, TermWin.parent[0]); 1864 XMapWindow (display->display, parent[0]);
1937# endif 1865# endif
1938 if (options & Opt_visualBell) 1866
1867 if (OPTION (Opt_visualBell))
1939 { 1868 {
1940 scr_rvideo_mode (!rvideo); /* refresh also done */ 1869 scr_rvideo_mode (!rvideo); /* refresh also done */
1870 display->flush ();
1871 rxvt_usleep (VISUAL_BELL_DURATION);
1941 scr_rvideo_mode (!rvideo); /* refresh also done */ 1872 scr_rvideo_mode (!rvideo); /* refresh also done */
1942 } 1873 }
1943 else 1874 else
1944 XBell (display->display, 0); 1875 XBell (display->display, 0);
1876
1945#endif 1877#endif
1946} 1878}
1947 1879
1948/* ------------------------------------------------------------------------- */ 1880/* ------------------------------------------------------------------------- */
1949/* ARGSUSED */ 1881/* ARGSUSED */
1950void 1882void
1951rxvt_term::scr_printscreen (int fullhist) 1883rxvt_term::scr_printscreen (int fullhist)
1952{ 1884{
1953#ifdef PRINTPIPE 1885#ifdef PRINTPIPE
1954 int i, r1, nrows, row_offset; 1886 int nrows, row_start;
1955 FILE *fd; 1887 FILE *fd;
1956 1888
1957 if ((fd = popen_printer ()) == NULL) 1889 if ((fd = popen_printer ()) == NULL)
1958 return; 1890 return;
1959 1891
1960 nrows = TermWin.nrow;
1961 row_offset = TermWin.saveLines;
1962
1963 if (!fullhist) 1892 if (fullhist)
1964 row_offset -= TermWin.view_start; 1893 {
1894 nrows = nrow - top_row;
1895 row_start = top_row;
1896 }
1965 else 1897 else
1966 { 1898 {
1967 nrows += TermWin.nscrolled; 1899 nrows = nrow;
1968 row_offset -= TermWin.nscrolled; 1900 row_start = view_start;
1969 } 1901 }
1970 1902
1971 wctomb (0, 0); 1903 wctomb (0, 0);
1972 1904
1973 for (r1 = 0; r1 < nrows; r1++) 1905 for (int r1 = 0; r1 < nrows; r1++)
1974 { 1906 {
1975 text_t *tp = screen.text[r1 + row_offset]; 1907 text_t *tp = ROW(r1).t;
1976 int len = screen.tlen[r1 + row_offset]; 1908 int len = ROW(r1).l;
1977 1909
1978 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 1910 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1979 { 1911 {
1980 char mb[MB_LEN_MAX]; 1912 char mb[MB_LEN_MAX];
1981 text_t t = *tp++; 1913 text_t t = *tp++;
1982 if (t == NOCHAR) 1914 if (t == NOCHAR)
1983 continue; 1915 continue;
… …
2004/* 1936/*
2005 * Refresh the screen 1937 * Refresh the screen
2006 * drawn_text/drawn_rend contain the screen information before the update. 1938 * drawn_text/drawn_rend contain the screen information before the update.
2007 * screen.text/screen.rend contain what the screen will change to. 1939 * screen.text/screen.rend contain what the screen will change to.
2008 */ 1940 */
2009
2010#define FONT_WIDTH(X, Y) \
2011 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
2012#define FONT_RBEAR(X, Y) \
2013 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
2014#define FONT_LBEAR(X, Y) \
2015 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
2016#define IS_FONT_CHAR(X, Y) \
2017 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
2018
2019void 1941void
2020rxvt_term::scr_refresh (unsigned char refresh_type) 1942rxvt_term::scr_refresh ()
2021{ 1943{
2022 unsigned char must_clear, /* use draw_string not draw_image_string */ 1944 unsigned char must_clear, /* use draw_string not draw_image_string */
2023 showcursor; /* show the cursor */ 1945 showcursor; /* show the cursor */
2024 int16_t col, row, /* column/row we're processing */ 1946 int16_t col, row, /* column/row we're processing */
2025 ocrow; /* old cursor row */ 1947 ocrow; /* old cursor row */
2026 int i, /* tmp */ 1948 int i; /* tmp */
2027 row_offset; /* basic offset in screen structure */
2028#ifndef NO_CURSORCOLOR 1949#ifndef NO_CURSORCOLOR
2029 rend_t cc1; /* store colours at cursor position (s) */ 1950 rend_t cc1; /* store colours at cursor position (s) */
2030#endif 1951#endif
2031 rend_t *crp; // cursor rendition pointer 1952 rend_t *crp; // cursor rendition pointer
2032 1953
2033 want_refresh = 0; /* screen is current */ 1954 want_refresh = 0; /* screen is current */
2034 1955
2035 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1956 if (refresh_type == NO_REFRESH || !mapped)
2036 return; 1957 return;
2037 1958
2038 /* 1959 /*
2039 * A: set up vars 1960 * A: set up vars
2040 */ 1961 */
2041 must_clear = 0; 1962 must_clear = 0;
2042 refresh_count = 0; 1963 refresh_count = 0;
2043 1964
2044 row_offset = TermWin.saveLines - TermWin.view_start;
2045
2046#if XPM_BACKGROUND 1965#if XPM_BACKGROUND
2047 must_clear |= (bgPixmap.pixmap != None); 1966 must_clear |= bgPixmap.pixmap != None;
2048#endif 1967#endif
2049#if TRANSPARENT 1968#if TRANSPARENT
2050 must_clear |= ((options & Opt_transparent) && am_transparent); 1969 must_clear |= OPTION (Opt_transparent) && am_transparent;
2051#endif 1970#endif
2052 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1971 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2053 1972
2054 /* 1973 /*
2055 * B: reverse any characters which are selected 1974 * B: reverse any characters which are selected
… …
2072 1991
2073 if (showcursor) 1992 if (showcursor)
2074 { 1993 {
2075 int col = screen.cur.col; 1994 int col = screen.cur.col;
2076 1995
2077 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 1996 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2078 col--; 1997 col--;
2079 1998
2080 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 1999 crp = &ROW(screen.cur.row).r[col];
2081 2000
2082 if (showcursor && TermWin.focus) 2001 if (showcursor && focus)
2083 { 2002 {
2003 if (OPTION (Opt_cursorUnderline))
2004 *crp ^= RS_Uline;
2005 else
2006 {
2084 *crp ^= RS_RVid; 2007 *crp ^= RS_RVid;
2008
2085#ifndef NO_CURSORCOLOR 2009#ifndef NO_CURSORCOLOR
2086 cc1 = *crp & (RS_fgMask | RS_bgMask); 2010 cc1 = *crp & (RS_fgMask | RS_bgMask);
2087 if (ISSET_PIXCOLOR (Color_cursor)) 2011 if (ISSET_PIXCOLOR (Color_cursor))
2088 ccol1 = Color_cursor; 2012 ccol1 = Color_cursor;
2089 else 2013 else
2090#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2014#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2091 ccol1 = GET_FGCOLOR (rstyle); 2015 ccol1 = fgcolor_of (rstyle);
2092#else 2016#else
2093 ccol1 = Color_fg; 2017 ccol1 = Color_fg;
2094#endif 2018#endif
2095 if (ISSET_PIXCOLOR (Color_cursor2)) 2019 if (ISSET_PIXCOLOR (Color_cursor2))
2096 ccol2 = Color_cursor2; 2020 ccol2 = Color_cursor2;
2097 else 2021 else
2098#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2022#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2099 ccol2 = GET_BGCOLOR (rstyle); 2023 ccol2 = bgcolor_of (rstyle);
2100#else 2024#else
2101 ccol2 = Color_bg; 2025 ccol2 = Color_bg;
2102#endif 2026#endif
2103 *crp = SET_FGCOLOR (*crp, ccol1); 2027 *crp = SET_FGCOLOR (*crp, ccol1);
2104 *crp = SET_BGCOLOR (*crp, ccol2); 2028 *crp = SET_BGCOLOR (*crp, ccol2);
2105#endif 2029#endif
2030 }
2106 } 2031 }
2107 } 2032 }
2108 2033
2109 /* make sure no outline cursor is left around */ 2034 /* make sure no outline cursor is left around */
2110 setoldcursor = 0; 2035 setoldcursor = 0;
2111 if (ocrow != -1) 2036 if (ocrow != -1)
2112 { 2037 {
2113 if (screen.cur.row + TermWin.view_start != ocrow 2038 if (screen.cur.row - view_start != ocrow
2114 || screen.cur.col != oldcursor.col) 2039 || screen.cur.col != oldcursor.col)
2115 { 2040 {
2116 if (ocrow < TermWin.nrow 2041 if (ocrow < nrow
2117 && oldcursor.col < TermWin.ncol) 2042 && oldcursor.col < ncol)
2118 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2043 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2119 2044
2120 if (TermWin.focus || !showcursor) 2045 if (focus || !showcursor)
2121 oldcursor.row = -1; 2046 oldcursor.row = -1;
2122 else 2047 else
2123 setoldcursor = 1; 2048 setoldcursor = 1;
2124 } 2049 }
2125 } 2050 }
2126 else if (!TermWin.focus) 2051 else if (!focus)
2127 setoldcursor = 1; 2052 setoldcursor = 1;
2128 2053
2129 if (setoldcursor) 2054 if (setoldcursor)
2130 { 2055 {
2131 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2056 if (screen.cur.row - view_start >= nrow)
2132 oldcursor.row = -1; 2057 oldcursor.row = -1;
2133 else 2058 else
2134 { 2059 {
2135 oldcursor.row = screen.cur.row + TermWin.view_start; 2060 oldcursor.row = screen.cur.row - view_start;
2136 oldcursor.col = screen.cur.col; 2061 oldcursor.col = screen.cur.col;
2137 } 2062 }
2138 } 2063 }
2139 } 2064 }
2140 2065
2066 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2141#if ENABLE_OVERLAY 2067#if ENABLE_OVERLAY
2142 scr_swap_overlay (); 2068 scr_swap_overlay ();
2143#endif 2069#endif
2144
2145 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
2146 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
2147 2070
2148#ifndef NO_SLOW_LINK_SUPPORT 2071#ifndef NO_SLOW_LINK_SUPPORT
2149 /* 2072 /*
2150 * D: CopyArea pass - very useful for slower links 2073 * D: CopyArea pass - very useful for slower links
2151 * This has been deliberately kept simple. 2074 * This has been deliberately kept simple.
2152 */ 2075 */
2153 i = num_scr;
2154 if (!display->is_local 2076 if (!display->is_local
2155 && refresh_type == FAST_REFRESH && num_scr_allow && i 2077 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2156 && abs (i) < TermWin.nrow && !must_clear) 2078 && abs (num_scr) < nrow && !must_clear)
2157 { 2079 {
2158 int16_t nits; 2080 int16_t nits;
2159 int j; 2081 int j;
2160 int len, wlen; 2082 int len, wlen;
2083 dLocal (int, num_scr);
2161 2084
2162 j = TermWin.nrow; 2085 j = nrow;
2163 wlen = len = -1; 2086 wlen = len = -1;
2164 row = i > 0 ? 0 : j - 1; 2087 row = i > 0 ? 0 : j - 1;
2165 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2088 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2166 { 2089 {
2167 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2090 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2168 { 2091 {
2169 text_t *stp = screen.text[row + row_offset]; 2092 line_t s = ROW(view_start + row);
2170 rend_t *srp = screen.rend[row + row_offset];
2171 text_t *dtp = drawn_text[row]; 2093 line_t d = drawn_buf[row];
2172 text_t *dtp2 = drawn_text[row + i]; 2094 line_t d2 = drawn_buf[row + i];
2173 rend_t *drp = drawn_rend[row];
2174 rend_t *drp2 = drawn_rend[row + i];
2175 2095
2176 for (nits = 0, col = TermWin.ncol; col--; ) 2096 for (nits = 0, col = ncol; col--; )
2177 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2097 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2178 nits--; 2098 nits--;
2179 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2099 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2180 nits++; 2100 nits++;
2181 2101
2182 if (nits > 8) /* XXX: arbitrary choice */ 2102 if (nits > 8) /* XXX: arbitrary choice */
2183 { 2103 {
2184 for (col = TermWin.ncol; col--; ) 2104 for (col = ncol; col--; )
2185 { 2105 {
2186 *dtp++ = *dtp2++; 2106 *d.t++ = *d2.t++;
2187 *drp++ = *drp2++; 2107 *d.r++ = *d2.r++;
2188 } 2108 }
2189 2109
2190 if (len == -1) 2110 if (len == -1)
2191 len = row; 2111 len = row;
2192 2112
… …
2197 2117
2198 if (len != -1) 2118 if (len != -1)
2199 { 2119 {
2200 /* also comes here at end if needed because of >= above */ 2120 /* also comes here at end if needed because of >= above */
2201 if (wlen < len) 2121 if (wlen < len)
2202 SWAP_IT (wlen, len, int); 2122 ::swap (wlen, len);
2203 2123
2204 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2124 XCopyArea (display->display, vt, vt,
2205 TermWin.gc, 0, Row2Pixel (len + i), 2125 gc, 0, Row2Pixel (len + i),
2206 (unsigned int)TermWin_TotalWidth (), 2126 (unsigned int)this->width,
2207 (unsigned int)Height2Pixel (wlen - len + 1), 2127 (unsigned int)Height2Pixel (wlen - len + 1),
2208 0, Row2Pixel (len)); 2128 0, Row2Pixel (len));
2209 len = -1; 2129 len = -1;
2210 } 2130 }
2211 } 2131 }
… …
2213#endif 2133#endif
2214 2134
2215 /* 2135 /*
2216 * E: main pass across every character 2136 * E: main pass across every character
2217 */ 2137 */
2218 for (row = 0; row < TermWin.nrow; row++) 2138 for (row = 0; row < nrow; row++)
2219 { 2139 {
2220 text_t *stp = screen.text[row + row_offset]; 2140 text_t *stp = ROW(view_start + row).t;
2221 rend_t *srp = screen.rend[row + row_offset]; 2141 rend_t *srp = ROW(view_start + row).r;
2222 text_t *dtp = drawn_text[row]; 2142 text_t *dtp = drawn_buf[row].t;
2223 rend_t *drp = drawn_rend[row]; 2143 rend_t *drp = drawn_buf[row].r;
2224 2144
2225 /* 2145 /*
2226 * E2: OK, now the real pass 2146 * E2: OK, now the real pass
2227 */ 2147 */
2228 int ypixel = (int)Row2Pixel (row); 2148 int ypixel = (int)Row2Pixel (row);
2229 2149
2230 for (col = 0; col < TermWin.ncol; col++) 2150 for (col = 0; col < ncol; col++)
2231 { 2151 {
2232 /* compare new text with old - if exactly the same then continue */ 2152 /* compare new text with old - if exactly the same then continue */
2233 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2153 if (stp[col] == dtp[col] /* Must match characters to skip. */
2234 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ 2154 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2235 || (stp[col] == ' ' /* space w/ no background change */ 2155 || (stp[col] == ' ' /* space w/ no background change */
… …
2249 dtp[col] = stp[col]; 2169 dtp[col] = stp[col];
2250 drp[col] = rend; 2170 drp[col] = rend;
2251 2171
2252 int xpixel = Col2Pixel (col); 2172 int xpixel = Col2Pixel (col);
2253 2173
2254 for (i = 0; ++col < TermWin.ncol; ) 2174 for (i = 0; ++col < ncol; )
2255 { 2175 {
2256 if (stp[col] == NOCHAR) 2176 if (stp[col] == NOCHAR)
2257 { 2177 {
2258 dtp[col] = stp[col]; 2178 dtp[col] = stp[col];
2259 drp[col] = rend; 2179 drp[col] = rend;
… …
2287 2207
2288 // sometimes we optimize away the trailing NOCHAR's, add them back 2208 // sometimes we optimize away the trailing NOCHAR's, add them back
2289 while (i && text[count] == NOCHAR) 2209 while (i && text[count] == NOCHAR)
2290 count++, i--; 2210 count++, i--;
2291 2211
2292#if ENABLE_STYLES
2293 // force redraw after "careful" characters to avoid pixel droppings
2294 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0)
2295 drp[col + 1] = ~srp[col + 1];
2296
2297 // include previous careful character(s) if possible, looks nicer (best effort...)
2298 while (text > stp
2299 && srp[text - stp - 1] & RS_Careful
2300 && RS_SAME (rend, srp[text - stp - 1]))
2301 text--, count++, xpixel -= TermWin.fwidth;
2302#endif
2303
2304 /* 2212 /*
2305 * Determine the attributes for the string 2213 * Determine the attributes for the string
2306 */ 2214 */
2307 int fore = GET_FGCOLOR (rend); // desired foreground 2215 int fore = fgcolor_of (rend); // desired foreground
2308 int back = GET_BGCOLOR (rend); // desired background 2216 int back = bgcolor_of (rend); // desired background
2309 2217
2310 // only do special processing if ana attributes are set, which is rare 2218 // only do special processing if any attributes are set, which is unlikely
2311 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) 2219 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2312 { 2220 {
2221#if ENABLE_STYLES
2222 // force redraw after "careful" characters to avoid pixel droppings
2223 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2224 drp[col + 1] = ~srp[col + 1];
2225
2226 // include previous careful character(s) if possible, looks nicer (best effort...)
2227 while (text > stp
2228 && srp[text - stp - 1] & RS_Careful
2229 && RS_SAME (rend, srp[text - stp - 1]))
2230 text--, count++, xpixel -= fwidth;
2231#endif
2232
2313 bool invert = rend & RS_RVid; 2233 bool invert = rend & RS_RVid;
2314 2234
2315#ifndef NO_BOLD_UNDERLINE_REVERSE 2235#ifndef NO_BOLD_UNDERLINE_REVERSE
2316 if (rend & RS_Bold 2236 if (rend & RS_Bold
2317 && fore == Color_fg) 2237 && fore == Color_fg)
… …
2339 fore = Color_UL; 2259 fore = Color_UL;
2340#endif 2260#endif
2341 2261
2342 if (invert) 2262 if (invert)
2343 { 2263 {
2344 SWAP_IT (fore, back, int); 2264 ::swap (fore, back);
2345 2265
2346#ifndef NO_BOLD_UNDERLINE_REVERSE 2266#ifndef NO_BOLD_UNDERLINE_REVERSE
2347 if (ISSET_PIXCOLOR (Color_RV)) 2267 if (ISSET_PIXCOLOR (Color_RV))
2348 back = Color_RV; 2268 back = Color_RV;
2269
2270 if (fore == back)
2271 {
2272 fore = Color_bg;
2273 back = Color_fg;
2274 }
2349#endif 2275#endif
2350 } 2276 }
2351 2277
2352#ifdef TEXT_BLINK 2278#ifdef TEXT_BLINK
2353 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2279 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
… …
2364 } 2290 }
2365 2291
2366 /* 2292 /*
2367 * Actually do the drawing of the string here 2293 * Actually do the drawing of the string here
2368 */ 2294 */
2369 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2295 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2370 2296
2371 if (back == fore) 2297 if (back == fore)
2372 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2298 font->clear_rect (*drawable, xpixel, ypixel,
2373 TermWin.fwidth * count, TermWin.fheight, 2299 fwidth * count, fheight,
2374 back); 2300 back);
2375 else if (back == Color_bg) 2301 else if (back == Color_bg)
2376 { 2302 {
2377 if (must_clear) 2303 if (must_clear)
2378 { 2304 {
2379 CLEAR_CHARS (xpixel, ypixel, count); 2305 CLEAR_CHARS (xpixel, ypixel, count);
2380 2306
2381 for (i = 0; i < count; i++) /* don't draw empty strings */ 2307 for (i = 0; i < count; i++) /* don't draw empty strings */
2382 if (text[i] != ' ') 2308 if (text[i] != ' ')
2383 { 2309 {
2384 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2310 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2385 break; 2311 break;
2386 } 2312 }
2387 } 2313 }
2388 else 2314 else
2389 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2315 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2390 } 2316 }
2391 else 2317 else
2392 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2318 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2393 2319
2394 if (rend & RS_Uline && font->descent > 1 && fore != back) 2320 if (rend & RS_Uline && font->descent > 1 && fore != back)
2395 { 2321 {
2396#if ENABLE_FRILLS 2322#if ENABLE_FRILLS
2397 if (ISSET_PIXCOLOR (Color_underline)) 2323 if (ISSET_PIXCOLOR (Color_underline))
2398 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2324 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2399 else 2325 else
2400#endif 2326#endif
2401 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2327 XSetForeground (display->display, gc, pix_colors[fore]);
2402 2328
2403 XDrawLine (display->display, drawBuffer, TermWin.gc, 2329 XDrawLine (display->display, drawBuffer, gc,
2404 xpixel, ypixel + font->ascent + 1, 2330 xpixel, ypixel + font->ascent + 1,
2405 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2331 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2406 } 2332 }
2407 } /* for (col....) */ 2333 } /* for (col....) */
2408 } /* for (row....) */ 2334 } /* for (row....) */
2409 2335
2410#if ENABLE_OVERLAY 2336#if ENABLE_OVERLAY
2411 scr_swap_overlay (); 2337 scr_swap_overlay ();
2412#endif 2338#endif
2339 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2413 2340
2414 /* 2341 /*
2415 * G: cleanup cursor and display outline cursor if necessary 2342 * G: cleanup cursor and display outline cursor if necessary
2416 */ 2343 */
2417 if (showcursor) 2344 if (showcursor)
2418 { 2345 {
2419 if (TermWin.focus) 2346 if (focus)
2347 {
2348 if (OPTION (Opt_cursorUnderline))
2349 *crp ^= RS_Uline;
2350 else
2420 { 2351 {
2421 *crp ^= RS_RVid; 2352 *crp ^= RS_RVid;
2422#ifndef NO_CURSORCOLOR 2353#ifndef NO_CURSORCOLOR
2423 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2354 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2424#endif 2355#endif
2356 }
2425 } 2357 }
2426 else if (oldcursor.row >= 0) 2358 else if (oldcursor.row >= 0)
2427 { 2359 {
2360 int cursorwidth = 1;
2361 int col = oldcursor.col;
2362
2363 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2364 col--;
2365
2366 while (col + cursorwidth < ncol
2367 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2368 cursorwidth++;
2369
2428#ifndef NO_CURSORCOLOR 2370#ifndef NO_CURSORCOLOR
2429 if (ISSET_PIXCOLOR (Color_cursor)) 2371 if (ISSET_PIXCOLOR (Color_cursor))
2430 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); 2372 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2431#endif 2373#endif
2432 int cursorwidth = 1;
2433 while (oldcursor.col + cursorwidth < TermWin.ncol
2434 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2435 cursorwidth++;
2436 2374
2437 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2375 XDrawRectangle (display->display, drawBuffer, gc,
2438 Col2Pixel (oldcursor.col), 2376 Col2Pixel (col),
2439 Row2Pixel (oldcursor.row), 2377 Row2Pixel (oldcursor.row),
2440 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2378 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2441 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2379 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2442 } 2380 }
2443 } 2381 }
2444 2382
2445 /* 2383 /*
2446 * H: cleanup selection 2384 * H: cleanup selection
2447 */ 2385 */
2448 scr_reverse_selection (); 2386 scr_reverse_selection ();
2449 2387
2450 if (refresh_type & SMOOTH_REFRESH)
2451 XFlush (display->display);
2452
2453 num_scr = 0; 2388 num_scr = 0;
2454 num_scr_allow = 1; 2389 num_scr_allow = 1;
2455} 2390}
2456 2391
2457void 2392void
2458rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2393rxvt_term::scr_remap_chars (line_t &l)
2459{ 2394{
2460 if (!rp || !tp) 2395 if (!l.t)
2461 return; 2396 return;
2462 2397
2463 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2398 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2399
2400 for (int i = ncol; i--; )
2464 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2401 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2465} 2402}
2466 2403
2467void 2404void
2468rxvt_term::scr_remap_chars () 2405rxvt_term::scr_remap_chars ()
2469{ 2406{
2470 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2407 for (int i = total_rows; i--; )
2471 scr_remap_chars (screen.text[i], screen.rend[i]); 2408 scr_remap_chars (row_buf [i]);
2472 2409
2473 for (int i = TermWin.nrow; i--; ) 2410 for (int i = nrow; i--; )
2474 { 2411 {
2475 scr_remap_chars (drawn_text[i], drawn_rend[i]); 2412 scr_remap_chars (drawn_buf [i]);
2476 scr_remap_chars (swap.text[i], swap.rend[i]); 2413 scr_remap_chars (swap_buf [i]);
2477 } 2414 }
2478} 2415}
2479 2416
2480void 2417void
2481rxvt_term::scr_recolour () 2418rxvt_term::scr_recolour ()
… …
2487#if XPM_BACKGROUND 2424#if XPM_BACKGROUND
2488 && !bgPixmap.pixmap 2425 && !bgPixmap.pixmap
2489#endif 2426#endif
2490 ) 2427 )
2491 { 2428 {
2492 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); 2429 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2493 XClearWindow (display->display, TermWin.parent[0]); 2430 XClearWindow (display->display, parent[0]);
2494 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 2431 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2495#if HAVE_SCROLLBARS 2432#if HAVE_SCROLLBARS
2496 if (scrollBar.win) 2433 if (scrollBar.win)
2497 { 2434 {
2498 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2435 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2499 scrollBar.setIdle (); 2436 scrollBar.setIdle ();
… …
2509 2446
2510/* ------------------------------------------------------------------------- */ 2447/* ------------------------------------------------------------------------- */
2511void 2448void
2512rxvt_term::scr_clear (bool really) 2449rxvt_term::scr_clear (bool really)
2513{ 2450{
2514 if (!TermWin.mapped) 2451 if (!mapped)
2515 return; 2452 return;
2516 2453
2517 num_scr_allow = 0; 2454 num_scr_allow = 0;
2518 want_refresh = 1; 2455 want_refresh = 1;
2519 2456
2520#if TRANSPARENT
2521 if ((options & Opt_transparent) && (am_pixmap_trans == 0))
2522 {
2523 int i;
2524
2525 if (!(options & Opt_transparent_all))
2526 i = 0;
2527 else
2528 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2529
2530 while (i--)
2531 if (TermWin.parent[i] != None)
2532 XClearWindow (display->display, TermWin.parent[i]);
2533 }
2534#endif
2535
2536 if (really) 2457 if (really)
2537 XClearWindow (display->display, TermWin.vt); 2458 XClearWindow (display->display, vt);
2459}
2460
2461void
2462rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)
2463{
2464 int view_end = view_start + nrow;
2465 int row, col;
2466
2467 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2468 {
2469 text_t *stp = ROW(row).t;
2470 rend_t *srp = ROW(row).r;
2471
2472 for (col = beg_col; col < end_col; col++)
2473 srp[col] ^= rstyle1;
2474
2475 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2476 srp[col] ^= rstyle2;
2477
2478 if (++col < end_col)
2479 srp[col] ^= rstyle2;
2480 }
2481}
2482
2483void
2484rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)
2485{
2486 int view_end = view_start + nrow;
2487 int row, col;
2488
2489 if (beg_row >= view_start)
2490 {
2491 col = beg_col;
2492 row = beg_row;
2493 }
2494 else
2495 {
2496 col = 0;
2497 row = view_start;
2498 }
2499
2500 for (; row < min (end_row, view_end); row++, col = 0)
2501 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2502 srp[col] ^= rstyle;
2503
2504 if (row == end_row)
2505 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2506 srp[col] ^= rstyle;
2538} 2507}
2539 2508
2540/* ------------------------------------------------------------------------- */ 2509/* ------------------------------------------------------------------------- */
2541void 2510void
2542rxvt_term::scr_reverse_selection () 2511rxvt_term::scr_reverse_selection ()
2543{ 2512{
2513 if (selection.op
2544 if (selection.op && current_screen == selection.screen) 2514 && current_screen == selection.screen
2515 && selection.end.row >= view_start)
2545 { 2516 {
2546 int end_row = TermWin.saveLines - TermWin.view_start;
2547 int i = selection.beg.row + TermWin.saveLines;
2548 int col, row = selection.end.row + TermWin.saveLines;
2549 rend_t *srp;
2550
2551#if ENABLE_FRILLS 2517#if ENABLE_FRILLS
2552 if (selection.rect) 2518 if (selection.rect)
2553 { 2519 scr_xor_rect (selection.beg.row, selection.beg.col,
2554 end_row += TermWin.nrow; 2520 selection.end.row, selection.end.col,
2555 2521 RS_RVid, RS_RVid | RS_Uline);
2556 for (; i <= row && i <= end_row; i++)
2557 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2558 srp[col] ^= RS_RVid;
2559 }
2560 else 2522 else
2561#endif 2523#endif
2562 { 2524 scr_xor_span (selection.beg.row, selection.beg.col,
2563 if (i >= end_row) 2525 selection.end.row, selection.end.col,
2564 col = selection.beg.col; 2526 RS_RVid);
2565 else
2566 {
2567 col = 0;
2568 i = end_row;
2569 }
2570
2571 end_row += TermWin.nrow;
2572
2573 for (; i < row && i < end_row; i++, col = 0)
2574 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2575 srp[col] ^= RS_RVid;
2576
2577 if (i == row && i < end_row)
2578 for (srp = screen.rend[i]; col < selection.end.col; col++)
2579 srp[col] ^= RS_RVid;
2580 }
2581 } 2527 }
2582} 2528}
2583 2529
2584/* ------------------------------------------------------------------------- */ 2530/* ------------------------------------------------------------------------- */
2585/* 2531/*
… …
2592{ 2538{
2593 int row, wrote; 2539 int row, wrote;
2594 unsigned int width, towrite; 2540 unsigned int width, towrite;
2595 char r1[] = "\n"; 2541 char r1[] = "\n";
2596 2542
2597 for (row = TermWin.saveLines - TermWin.nscrolled; 2543 for (row = saveLines - nsaved;
2598 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2544 row < saveLines + nrow - 1; row++)
2599 { 2545 {
2600 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2546 width = row_buf[row].l >= 0 ? row_buf[row].l
2601 : TermWin.ncol; 2547 : ncol;
2602 for (towrite = width; towrite; towrite -= wrote) 2548 for (towrite = width; towrite; towrite -= wrote)
2603 { 2549 {
2604 wrote = write (fd, & (screen.text[row][width - towrite]), 2550 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2605 towrite); 2551 towrite);
2606 if (wrote < 0) 2552 if (wrote < 0)
2607 return; /* XXX: death, no report */ 2553 return; /* XXX: death, no report */
2608 } 2554 }
2609 if (screen.tlen[row] >= 0) 2555 if (row_buf[row].l >= 0)
2610 if (write (fd, r1, 1) <= 0) 2556 if (write (fd, r1, 1) <= 0)
2611 return; /* XXX: death, no report */ 2557 return; /* XXX: death, no report */
2612 } 2558 }
2613} 2559}
2614#endif 2560#endif
2615 2561
2616/* ------------------------------------------------------------------------- * 2562/* ------------------------------------------------------------------------- *
2617 * CHARACTER SELECTION * 2563 * CHARACTER SELECTION *
2618 * ------------------------------------------------------------------------- */ 2564 * ------------------------------------------------------------------------- */
2619
2620/*
2621 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2622 */
2623void 2565void
2624rxvt_term::selection_check (int check_more) 2566rxvt_term::selection_check (int check_more)
2625{ 2567{
2626 row_col_t pos; 2568 row_col_t pos;
2627 2569
2628 if (!selection.op) 2570 if (!selection.op)
2629 return; 2571 return;
2630 2572
2631 pos.row = pos.col = 0; 2573 pos.row = pos.col = 0;
2632 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2574 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2633 || (selection.beg.row >= TermWin.nrow) 2575 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2634 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2576 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2635 || (selection.mark.row >= TermWin.nrow)
2636 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2637 || (selection.end.row >= TermWin.nrow)
2638 || (check_more == 1 2577 || (check_more == 1
2639 && current_screen == selection.screen 2578 && current_screen == selection.screen
2640 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2579 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2641 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2580 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2642 || (check_more == 2 2581 || (check_more == 2
… …
2644 && ROWCOL_IS_AFTER (selection.end, pos)) 2583 && ROWCOL_IS_AFTER (selection.end, pos))
2645 || (check_more == 3 2584 || (check_more == 3
2646 && ROWCOL_IS_AFTER (selection.end, pos)) 2585 && ROWCOL_IS_AFTER (selection.end, pos))
2647 || (check_more == 4 /* screen width change */ 2586 || (check_more == 4 /* screen width change */
2648 && (selection.beg.row != selection.end.row 2587 && (selection.beg.row != selection.end.row
2649 || selection.end.col > TermWin.ncol))) 2588 || selection.end.col > ncol)))
2650 CLEAR_SELECTION (); 2589 CLEAR_SELECTION ();
2651} 2590}
2652 2591
2653/* ------------------------------------------------------------------------- */ 2592/* ------------------------------------------------------------------------- */
2654/* 2593/*
2655 * Paste a selection direct to the command fd 2594 * Paste a selection direct to the command fd
2656 */ 2595 */
2657void 2596void
2658rxvt_term::paste (unsigned char *data, unsigned int len) 2597rxvt_term::paste (char *data, unsigned int len)
2659{ 2598{
2660 /* convert normal newline chars into common keyboard Return key sequence */ 2599 /* convert normal newline chars into common keyboard Return key sequence */
2661 for (unsigned int i = 0; i < len; i++) 2600 for (unsigned int i = 0; i < len; i++)
2662 if (data[i] == C0_LF) 2601 if (data[i] == C0_LF)
2663 data[i] = C0_CR; 2602 data[i] = C0_CR;
… …
2807 { 2746 {
2808 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems); 2747 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2809 char *s = rxvt_wcstombs (w); 2748 char *s = rxvt_wcstombs (w);
2810 free (w); 2749 free (w);
2811 // TODO: strlen == only the first element will be converted. well... 2750 // TODO: strlen == only the first element will be converted. well...
2812 paste ((unsigned char *)s, strlen (s)); 2751 paste (s, strlen (s));
2813 free (s); 2752 free (s);
2814 } 2753 }
2815 else 2754 else
2816#endif 2755#endif
2817 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 2756 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2818 && cl) 2757 && cl)
2819 { 2758 {
2820 for (int i = 0; i < cr; i++) 2759 for (int i = 0; i < cr; i++)
2821 paste ((unsigned char *)cl[i], strlen (cl[i])); 2760 paste (cl[i], strlen (cl[i]));
2822 2761
2823 XFreeStringList (cl); 2762 XFreeStringList (cl);
2824 } 2763 }
2825 else 2764 else
2826 paste (ct.value, ct.nitems); // paste raw 2765 paste ((char *)ct.value, ct.nitems); // paste raw
2827 2766
2828bailout: 2767bailout:
2829 XFree (ct.value); 2768 XFree (ct.value);
2830 2769
2831 if (selection_wait == Sel_normal) 2770 if (selection_wait == Sel_normal)
… …
2863 * EXT: button 2 release 2802 * EXT: button 2 release
2864 */ 2803 */
2865void 2804void
2866rxvt_term::selection_request (Time tm, int x, int y) 2805rxvt_term::selection_request (Time tm, int x, int y)
2867{ 2806{
2868 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height) 2807 if (x < 0 || x >= width || y < 0 || y >= height)
2869 return; /* outside window */ 2808 return; /* outside window */
2870 2809
2871 if (selection.text) 2810 if (selection.text)
2872 { /* internal selection */ 2811 { /* internal selection */
2873 char *str = rxvt_wcstombs (selection.text, selection.len); 2812 char *str = rxvt_wcstombs (selection.text, selection.len);
2874 paste ((unsigned char *)str, strlen (str)); 2813 paste (str, strlen (str));
2875 free (str); 2814 free (str);
2876 return; 2815 return;
2877 } 2816 }
2878 else 2817 else
2879 { 2818 {
… …
2902 2841
2903int 2842int
2904rxvt_term::selection_request_other (Atom target, int selnum) 2843rxvt_term::selection_request_other (Atom target, int selnum)
2905{ 2844{
2906 Atom sel; 2845 Atom sel;
2907#ifdef DEBUG_SELECT
2908 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2909#endif
2910 2846
2911 selection_type |= selnum; 2847 selection_type |= selnum;
2912 2848
2913 if (selnum == Sel_Primary) 2849 if (selnum == Sel_Primary)
2914 sel = XA_PRIMARY; 2850 sel = XA_PRIMARY;
… …
2918 sel = xa[XA_CLIPBOARD]; 2854 sel = xa[XA_CLIPBOARD];
2919 2855
2920 if (XGetSelectionOwner (display->display, sel) != None) 2856 if (XGetSelectionOwner (display->display, sel) != None)
2921 { 2857 {
2922 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2858 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2923 TermWin.vt, selection_request_time); 2859 vt, selection_request_time);
2924 return 1; 2860 return 1;
2925 } 2861 }
2926 2862
2927 return 0; 2863 return 0;
2928} 2864}
… …
2951 * EXT: button 1 or 3 release 2887 * EXT: button 1 or 3 release
2952 */ 2888 */
2953void 2889void
2954rxvt_term::selection_make (Time tm) 2890rxvt_term::selection_make (Time tm)
2955{ 2891{
2956 int i, col, end_col, row, end_row; 2892 int i;
2957 wchar_t *new_selection_text; 2893 wchar_t *new_selection_text;
2958 text_t *t; 2894 text_t *t;
2959 2895
2960 switch (selection.op) 2896 switch (selection.op)
2961 { 2897 {
… …
2974 selection.op = SELECTION_DONE; 2910 selection.op = SELECTION_DONE;
2975 2911
2976 if (selection.clicks == 4) 2912 if (selection.clicks == 4)
2977 return; /* nothing selected, go away */ 2913 return; /* nothing selected, go away */
2978 2914
2915 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2916 return;
2917
2979 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2918 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2980 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2919 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2981 2920
2982 col = selection.beg.col;
2983 row = selection.beg.row + TermWin.saveLines;
2984 end_row = selection.end.row + TermWin.saveLines;
2985 int ofs = 0; 2921 int ofs = 0;
2986 int extra = 0; 2922 int extra = 0;
2987 2923
2924 int col = selection.beg.col;
2925 int row = selection.beg.row;
2926
2927 int end_col;
2928
2988 for (; row <= end_row; row++, col = 0) 2929 for (; row <= selection.end.row; row++, col = 0)
2989 { 2930 {
2990 end_col = screen.tlen[row];
2991
2992#if ENABLE_FRILLS 2931#if ENABLE_FRILLS
2993 if (selection.rect) 2932 if (selection.rect)
2994 { 2933 {
2995 col = selection.beg.col; 2934 col = selection.beg.col;
2996 end_col = TermWin.ncol + 1; 2935 end_col = ncol + 1;
2936 }
2937 else
2938#endif
2939 end_col = ROW(row).l;
2940
2941 col = max (col, 0);
2942
2943 if (row == selection.end.row
2944#if ENABLE_FRILLS
2945 || selection.rect
2946#endif
2997 } 2947 )
2998#endif
2999
3000 MAX_IT (col, 0);
3001
3002 if (end_col == -1)
3003 end_col = TermWin.ncol;
3004
3005 if (row == end_row || selection.rect)
3006 MIN_IT (end_col, selection.end.col); 2948 min_it (end_col, selection.end.col);
3007 2949
3008 t = &screen.text[row][col]; 2950 t = ROW(row).t + col;
2951
3009 for (; col < end_col; col++) 2952 for (; col < end_col; col++)
3010 { 2953 {
3011 if (*t == NOCHAR) 2954 if (*t == NOCHAR)
3012 t++; 2955 t++;
3013#if ENABLE_COMBINING 2956#if ENABLE_COMBINING
… …
3029#endif 2972#endif
3030 else 2973 else
3031 new_selection_text[ofs++] = *t++; 2974 new_selection_text[ofs++] = *t++;
3032 } 2975 }
3033 2976
3034 if (screen.tlen[row] != -1 && row != end_row) 2977#if ENABLE_FRILLS
2978 if (selection.rect)
2979 {
2980 while (ofs
2981 && new_selection_text[ofs - 1] != C0_LF
2982 && unicode::is_space (new_selection_text[ofs - 1]))
2983 --ofs;
2984
3035 new_selection_text[ofs++] = C0_LF; 2985 new_selection_text[ofs++] = C0_LF;
2986 }
2987 else
2988#endif
2989 if (!ROW(row).is_longer () && row != selection.end.row)
2990 new_selection_text[ofs++] = C0_LF;
3036 } 2991 }
3037 2992
3038 if (end_col != selection.end.col) 2993 if (end_col != selection.end.col)
3039 new_selection_text[ofs++] = C0_LF; 2994 new_selection_text[ofs++] = C0_LF;
3040 2995
… …
3050 3005
3051 // we usually allocate much more than necessary, so realloc it smaller again 3006 // we usually allocate much more than necessary, so realloc it smaller again
3052 selection.len = ofs; 3007 selection.len = ofs;
3053 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3008 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3054 3009
3010 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3011 return;
3012
3013 selection_grab (tm);
3014}
3015
3016bool
3017rxvt_term::selection_grab (Time tm)
3018{
3019 selection_time = tm;
3020
3055 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3021 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
3056 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3022 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3023 {
3057 display->set_selection_owner (this); 3024 display->set_selection_owner (this);
3025 return true;
3026 }
3058 else 3027 else
3059 rxvt_warn ("can't get primary selection, ignoring.\n"); 3028 {
3029 selection_clear ();
3030 return false;
3031 }
3060 3032
3061#if 0 3033#if 0
3062 XTextProperty ct; 3034 XTextProperty ct;
3063 3035
3064 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3036 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
3065 { 3037 {
3066 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 3038 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3067 XFree (ct.value); 3039 XFree (ct.value);
3068 } 3040 }
3069#endif 3041#endif
3070
3071 selection_time = tm;
3072} 3042}
3073 3043
3074/* ------------------------------------------------------------------------- */ 3044/* ------------------------------------------------------------------------- */
3075/* 3045/*
3076 * Mark or select text based upon number of clicks: 1, 2, or 3 3046 * Mark or select text based upon number of clicks: 1, 2, or 3
… …
3080rxvt_term::selection_click (int clicks, int x, int y) 3050rxvt_term::selection_click (int clicks, int x, int y)
3081{ 3051{
3082 clicks = ((clicks - 1) % 3) + 1; 3052 clicks = ((clicks - 1) % 3) + 1;
3083 selection.clicks = clicks; /* save clicks so extend will work */ 3053 selection.clicks = clicks; /* save clicks so extend will work */
3084 3054
3055 if (clicks == 2 && !selection.rect
3056 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3057 {
3058 MEvent.clicks = 1; // what a mess
3059 selection.screen = current_screen;
3060 selection.op = SELECTION_CONT;
3061 return;
3062 }
3063
3085 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3064 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3086 3065
3087 if (clicks == 2 || clicks == 3) 3066 if (clicks == 2 || clicks == 3)
3088 selection_extend_colrow (selection.mark.col, 3067 selection_extend_colrow (selection.mark.col,
3089 selection.mark.row + TermWin.view_start, 3068 selection.mark.row - view_start,
3090 0, /* button 3 */ 3069 0, /* button 3 */
3091 1, /* button press */ 3070 1, /* button press */
3092 0); /* click change */ 3071 0); /* click change */
3093} 3072}
3094 3073
… …
3098 */ 3077 */
3099void 3078void
3100rxvt_term::selection_start_colrow (int col, int row) 3079rxvt_term::selection_start_colrow (int col, int row)
3101{ 3080{
3102 want_refresh = 1; 3081 want_refresh = 1;
3082
3083 selection.mark.row = row + view_start;
3103 selection.mark.col = col; 3084 selection.mark.col = col;
3104 selection.mark.row = row - TermWin.view_start;
3105 3085
3106 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3086 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3107 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3087 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3108 MAX_IT (selection.mark.col, 0);
3109 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3110 3088
3111 while (selection.mark.col > 0 3089 while (selection.mark.col > 0
3112 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3090 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3113 --selection.mark.col; 3091 --selection.mark.col;
3114 3092
3115 if (selection.op) 3093 if (selection.op)
3116 { /* clear the old selection */ 3094 { /* clear the old selection */
3117 selection.beg.row = selection.end.row = selection.mark.row; 3095 selection.beg.row = selection.end.row = selection.mark.row;
… …
3141 text_t *stp; 3119 text_t *stp;
3142 rend_t *srp; 3120 rend_t *srp;
3143 3121
3144 if (dirn == UP) 3122 if (dirn == UP)
3145 { 3123 {
3146 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3124 bound.row = top_row - 1;
3147 bound.col = 0; 3125 bound.col = 0;
3148 dirnadd = -1; 3126 dirnadd = -1;
3149 } 3127 }
3150 else 3128 else
3151 { 3129 {
3152 bound.row = TermWin.saveLines + TermWin.nrow; 3130 bound.row = nrow;
3153 bound.col = TermWin.ncol - 1; 3131 bound.col = ncol - 1;
3154 dirnadd = 1; 3132 dirnadd = 1;
3155 } 3133 }
3156 3134
3157 row = mark->row + TermWin.saveLines; 3135 row = mark->row;
3158 col = mark->col; 3136 col = max (mark->col, 0);
3159 MAX_IT (col, 0); 3137
3160 /* find the edge of a word */ 3138 /* find the edge of a word */
3161 stp = &screen.text[row][col]; 3139 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3162 w1 = DELIMIT_TEXT (*stp); 3140 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3163
3164 srp = &screen.rend[row][col];
3165 w2 = DELIMIT_REND (*srp);
3166 3141
3167 for (;;) 3142 for (;;)
3168 { 3143 {
3169 for (; col != bound.col; col += dirnadd) 3144 for (; col != bound.col; col += dirnadd)
3170 { 3145 {
… …
3180 break; 3155 break;
3181 } 3156 }
3182 3157
3183 if ((col == bound.col) && (row != bound.row)) 3158 if ((col == bound.col) && (row != bound.row))
3184 { 3159 {
3185 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3160 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3186 { 3161 {
3187 trow = row + dirnadd; 3162 trow = row + dirnadd;
3188 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3163 tcol = dirn == UP ? ncol - 1 : 0;
3189 3164
3190 if (screen.text[trow] == NULL) 3165 if (!ROW(trow).t)
3191 break; 3166 break;
3192 3167
3193 stp = & (screen.text[trow][tcol]); 3168 stp = ROW(trow).t + tcol;
3194 srp = & (screen.rend[trow][tcol]); 3169 srp = ROW(trow).r + tcol;
3195 3170
3196 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3171 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3197 break; 3172 break;
3198 3173
3199 row = trow; 3174 row = trow;
… …
3202 } 3177 }
3203 } 3178 }
3204 break; 3179 break;
3205 } 3180 }
3206 3181
3207Old_Word_Selection_You_Die:
3208 if (dirn == DN) 3182 if (dirn == DN)
3209 col++; /* put us on one past the end */ 3183 col++; /* put us on one past the end */
3210 3184
3211 /* Poke the values back in */ 3185 /* Poke the values back in */
3212 ret->row = row - TermWin.saveLines; 3186 ret->row = row;
3213 ret->col = col; 3187 ret->col = col;
3214} 3188}
3215 3189
3216/* ------------------------------------------------------------------------- */ 3190/* ------------------------------------------------------------------------- */
3217/* 3191/*
… …
3222 * flag == 2 ==> button 3 motion 3196 * flag == 2 ==> button 3 motion
3223 */ 3197 */
3224void 3198void
3225rxvt_term::selection_extend (int x, int y, int flag) 3199rxvt_term::selection_extend (int x, int y, int flag)
3226{ 3200{
3227 int col, row; 3201 int col = clamp (Pixel2Col (x), 0, ncol);
3228 3202 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3229 col = Pixel2Col (x);
3230 row = Pixel2Row (y);
3231 MAX_IT (row, 0);
3232 MIN_IT (row, (int)TermWin.nrow - 1);
3233 MAX_IT (col, 0);
3234 MIN_IT (col, (int)TermWin.ncol);
3235 3203
3236 /* 3204 /*
3237 * If we're selecting characters (single click) then we must check first 3205 * If we're selecting characters (single click) then we must check first
3238 * if we are at the same place as the original mark. If we are then 3206 * if we are at the same place as the original mark. If we are then
3239 * select nothing. Otherwise, if we're to the right of the mark, you have to 3207 * select nothing. Otherwise, if we're to the right of the mark, you have to
3240 * be _past_ a character for it to be selected. 3208 * be _past_ a character for it to be selected.
3241 */ 3209 */
3242 if (((selection.clicks % 3) == 1) && !flag 3210 if (((selection.clicks % 3) == 1) && !flag
3243 && (col == selection.mark.col 3211 && (col == selection.mark.col
3244 && (row == selection.mark.row + TermWin.view_start))) 3212 && (row == selection.mark.row - view_start)))
3245 { 3213 {
3246 /* select nothing */ 3214 /* select nothing */
3247 selection.beg.row = selection.end.row = 0; 3215 selection.beg.row = selection.end.row = 0;
3248 selection.beg.col = selection.end.col = 0; 3216 selection.beg.col = selection.end.col = 0;
3249 selection.clicks = 4; 3217 selection.clicks = 4;
… …
3264 * Extend the selection to the specified col/row 3232 * Extend the selection to the specified col/row
3265 */ 3233 */
3266void 3234void
3267rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3235rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3268{ 3236{
3269 int16_t ncol = TermWin.ncol;
3270 int end_col;
3271 row_col_t pos; 3237 row_col_t pos;
3272 enum { 3238 enum {
3273 LEFT, RIGHT 3239 LEFT, RIGHT
3274 } closeto = RIGHT; 3240 } closeto = RIGHT;
3275 3241
… …
3306 selection.beg.col = selection.end.col = selection.mark.col; 3272 selection.beg.col = selection.end.col = selection.mark.col;
3307 selection.beg.row = selection.end.row = selection.mark.row; 3273 selection.beg.row = selection.end.row = selection.mark.row;
3308 } 3274 }
3309 3275
3310 pos.col = col; 3276 pos.col = col;
3311 pos.row = row; 3277 pos.row = view_start + row;
3312
3313 pos.row -= TermWin.view_start; /* adjust for scroll */
3314 3278
3315 /* 3279 /*
3316 * This is mainly xterm style selection with a couple of differences, mainly 3280 * This is mainly xterm style selection with a couple of differences, mainly
3317 * in the way button3 drag extension works. 3281 * in the way button3 drag extension works.
3318 * We're either doing: button1 drag; button3 press; or button3 drag 3282 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3377 } 3341 }
3378 } 3342 }
3379 3343
3380 if (selection.clicks == 1) 3344 if (selection.clicks == 1)
3381 { 3345 {
3382 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3346 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3383 3347 && !ROW(selection.beg.row).is_longer ()
3384 if (selection.beg.col > end_col
3385 && end_col != -1
3386#if ENABLE_FRILLS 3348#if ENABLE_FRILLS
3387 && !selection.rect 3349 && !selection.rect
3388#endif 3350#endif
3389 ) 3351 )
3390 selection.beg.col = ncol; 3352 selection.beg.col = ncol;
3391 3353
3392 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3393
3394 if ( 3354 if (
3395 selection.end.col > end_col 3355 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3396 && end_col != -1 3356 && !ROW(selection.end.row).is_longer ()
3397#if ENABLE_FRILLS 3357#if ENABLE_FRILLS
3398 && !selection.rect 3358 && !selection.rect
3399#endif 3359#endif
3400 ) 3360 )
3401 selection.end.col = ncol; 3361 selection.end.col = ncol;
… …
3409 selection_delimit_word (DN, &selection.end, &selection.end); 3369 selection_delimit_word (DN, &selection.end, &selection.end);
3410 } 3370 }
3411 else if (selection.clicks == 3) 3371 else if (selection.clicks == 3)
3412 { 3372 {
3413#if ENABLE_FRILLS 3373#if ENABLE_FRILLS
3414 if (options & Opt_tripleclickwords) 3374 if (OPTION (Opt_tripleclickwords))
3415 { 3375 {
3416 int end_row;
3417
3418 selection_delimit_word (UP, &selection.beg, &selection.beg); 3376 selection_delimit_word (UP, &selection.beg, &selection.beg);
3419 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3420 3377
3421 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3378 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3422 { 3379 {
3423 end_col = screen.tlen[end_row + TermWin.saveLines]; 3380 if (!ROW(end_row).is_longer ())
3424
3425 if (end_col != -1)
3426 { 3381 {
3427 selection.end.row = end_row; 3382 selection.end.row = end_row;
3428 selection.end.col = end_col; 3383 selection.end.col = ROW(end_row).l;
3429 selection_remove_trailing_spaces (); 3384 selection_remove_trailing_spaces ();
3430 break; 3385 break;
3431 } 3386 }
3432 } 3387 }
3433 } 3388 }
… …
3439 3394
3440 selection.beg.col = 0; 3395 selection.beg.col = 0;
3441 selection.end.col = ncol; 3396 selection.end.col = ncol;
3442 3397
3443 // select a complete logical line 3398 // select a complete logical line
3444 while (selection.beg.row > -TermWin.saveLines 3399 while (selection.beg.row > -saveLines
3445 && screen.tlen[selection.beg.row - 1 + TermWin.saveLines] == -1) 3400 && ROW(selection.beg.row - 1).is_longer ())
3446 selection.beg.row--; 3401 selection.beg.row--;
3447 3402
3448 while (selection.end.row < TermWin.nrow 3403 while (selection.end.row < nrow
3449 && screen.tlen[selection.end.row + TermWin.saveLines] == -1) 3404 && ROW(selection.end.row).is_longer ())
3450 selection.end.row++; 3405 selection.end.row++;
3451 } 3406 }
3452 } 3407 }
3453 3408
3454 if (button3 && buttonpress) 3409 if (button3 && buttonpress)
… …
3465 } 3420 }
3466 } 3421 }
3467 3422
3468#if ENABLE_FRILLS 3423#if ENABLE_FRILLS
3469 if (selection.rect && selection.beg.col > selection.end.col) 3424 if (selection.rect && selection.beg.col > selection.end.col)
3470 SWAP_IT (selection.beg.col, selection.end.col, int); 3425 ::swap (selection.beg.col, selection.end.col);
3471#endif 3426#endif
3472} 3427}
3473 3428
3474#if ENABLE_FRILLS 3429#if ENABLE_FRILLS
3475void 3430void
… …
3479 text_t *stp; 3434 text_t *stp;
3480 3435
3481 end_col = selection.end.col; 3436 end_col = selection.end.col;
3482 end_row = selection.end.row; 3437 end_row = selection.end.row;
3483 3438
3484 for ( ; end_row >= selection.beg.row; ) 3439 for (; end_row >= selection.beg.row; )
3485 { 3440 {
3486 stp = screen.text[end_row + TermWin.saveLines]; 3441 stp = ROW(end_row).t;
3487 3442
3488 while (--end_col >= 0) 3443 while (--end_col >= 0)
3489 { 3444 {
3490 if (stp[end_col] != ' ' 3445 if (stp[end_col] != NOCHAR
3491 && stp[end_col] != '\t' 3446 && !unicode::is_space (stp[end_col]))
3492 && stp[end_col] != NOCHAR)
3493 break; 3447 break;
3494 } 3448 }
3495 3449
3496 if (end_col >= 0 3450 if (end_col >= 0
3497 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3451 || !ROW(end_row - 1).is_longer ())
3498 { 3452 {
3499 selection.end.col = end_col + 1; 3453 selection.end.col = end_col + 1;
3500 selection.end.row = end_row; 3454 selection.end.row = end_row;
3501 break; 3455 break;
3502 } 3456 }
3503 3457
3504 end_row--; 3458 end_row--;
3505 end_col = TermWin.ncol; 3459 end_col = ncol;
3506 } 3460 }
3507 3461
3508 if (selection.mark.row > selection.end.row) 3462 if (selection.mark.row > selection.end.row)
3509 { 3463 {
3510 selection.mark.row = selection.end.row; 3464 selection.mark.row = selection.end.row;
… …
3673 */ 3627 */
3674void 3628void
3675rxvt_term::pixel_position (int *x, int *y) 3629rxvt_term::pixel_position (int *x, int *y)
3676{ 3630{
3677 *x = Pixel2Col (*x); 3631 *x = Pixel2Col (*x);
3678 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3632 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3679 *y = Pixel2Row (*y); 3633 *y = Pixel2Row (*y);
3680 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3634 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3681} 3635}
3682 3636
3683/* ------------------------------------------------------------------------- */ 3637/* ------------------------------------------------------------------------- */
3684#ifdef USE_XIM 3638#ifdef USE_XIM
3685void 3639void
3686rxvt_term::im_set_position (XPoint &pos) 3640rxvt_term::im_set_position (XPoint &pos)
3687{ 3641{
3688 XWindowAttributes xwa; 3642 XWindowAttributes xwa;
3689 3643
3690 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3644 XGetWindowAttributes (display->display, vt, &xwa);
3691 3645
3692 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3646 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3693 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3647 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3694} 3648}
3695#endif 3649#endif
3696 3650
3697#if ENABLE_OVERLAY 3651#if ENABLE_OVERLAY
3698void 3652void
3699rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3653rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3700{ 3654{
3701 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3655 if (nrow < 1 || ncol < 1)
3702 return; 3656 return;
3703 3657
3704 want_refresh = 1; 3658 want_refresh = 1;
3705 3659
3706 scr_overlay_off (); 3660 scr_overlay_off ();
3707 3661
3708 if (x < 0) x = TermWin.ncol - w; 3662 if (x < 0) x = ncol - w;
3709 if (y < 0) y = TermWin.nrow - h; 3663 if (y < 0) y = nrow - h;
3710 3664
3711 // make space for border 3665 // make space for border
3712 w += 2; MIN_IT (w, TermWin.ncol); 3666 w += 2; min_it (w, ncol);
3713 h += 2; MIN_IT (h, TermWin.nrow); 3667 h += 2; min_it (h, nrow);
3714 3668
3715 x -= 1; MAX_IT (x, 0); 3669 x -= 1; clamp_it (x, 0, ncol - w);
3716 y -= 1; MAX_IT (y, 0); 3670 y -= 1; clamp_it (y, 0, nrow - h);
3717
3718 MIN_IT (x, TermWin.ncol - w);
3719 MIN_IT (y, TermWin.nrow - h);
3720 3671
3721 ov_x = x; ov_y = y; 3672 ov_x = x; ov_y = y;
3722 ov_w = w; ov_h = h; 3673 ov_w = w; ov_h = h;
3723 3674
3724 ov_text = new text_t *[h]; 3675 ov_text = new text_t *[h];
… …
3789 while (*s) 3740 while (*s)
3790 scr_overlay_set (x++, y, *s++); 3741 scr_overlay_set (x++, y, *s++);
3791} 3742}
3792 3743
3793void 3744void
3745rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3746{
3747 while (*s)
3748 {
3749 text_t t = *s++;
3750 int width = wcwidth (t);
3751
3752 while (width--)
3753 {
3754 scr_overlay_set (x++, y, t);
3755 t = NOCHAR;
3756 }
3757 }
3758}
3759
3760void
3794rxvt_term::scr_swap_overlay () 3761rxvt_term::scr_swap_overlay ()
3795{ 3762{
3796 if (!ov_text) 3763 if (!ov_text)
3797 return; 3764 return;
3798 3765
3799 int row_offset = ov_y + TermWin.saveLines - TermWin.view_start;
3800
3801 // swap screen mem with overlay 3766 // swap screen mem with overlay
3802 for (int y = ov_h; y--; ) 3767 for (int y = ov_h; y--; )
3803 { 3768 {
3804 text_t *t1 = ov_text[y]; 3769 text_t *t1 = ov_text[y];
3805 rend_t *r1 = ov_rend[y]; 3770 rend_t *r1 = ov_rend[y];
3806 3771
3807 text_t *t2 = screen.text[y + row_offset] + ov_x; 3772 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3808 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3773 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3809 3774
3810 for (int x = ov_w; x--; ) 3775 for (int x = ov_w; x--; )
3811 { 3776 {
3812 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3777 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3813 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3778 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
… …
3815 } 3780 }
3816} 3781}
3817 3782
3818#endif 3783#endif
3819/* ------------------------------------------------------------------------- */ 3784/* ------------------------------------------------------------------------- */
3785

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