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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.85 by root, Sun Aug 8 16:43:21 2004 UTC vs.
Revision 1.273 by ayin, Mon Aug 13 07:18:58 2007 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
23/* 23/*
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#define INTERN_SCREEN
29#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
30#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
31
32#include <X11/Xmd.h> /* get the typedef for CARD32 */
33 30
34#include <inttypes.h> 31#include <inttypes.h>
35#include <wchar.h>
36 32
37#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a seperate compile!
38 34
39inline void fill_text (text_t *start, text_t value, int len) 35inline void fill_text (text_t *start, text_t value, int len)
40{ 36{
41 while (len--) 37 while (len--)
42 *start++ = value; 38 *start++ = value;
43} 39}
44 40
45/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
47#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
48 45
49/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 49#define ZERO_SCROLLBACK() \
53 if (Options & Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 51 view_start = 0
55#define CLEAR_SELECTION() \ 52#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 53 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 55#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 56 selection.beg.row = selection.beg.col \
… …
90/* 87/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row> 88 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
93 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 90 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
94 */ 91 */
95#define drawBuffer TermWin.vt 92#define drawBuffer vt
96 93
97#define CLEAR_ROWS(row, num) \ 94#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \ 95 if (mapped) \
99 XClearArea (display->display, drawBuffer, 0, \ 96 XClearArea (dpy, drawBuffer, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \ 97 Row2Pixel (row), (unsigned int)width, \
101 (unsigned int)Height2Pixel (num), False) 98 (unsigned int)Height2Pixel (num), False)
102 99
103#define CLEAR_CHARS(x, y, num) \ 100#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 101 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 102 XClearArea (dpy, drawBuffer, x, y, \
106 (unsigned int)Width2Pixel (num), \ 103 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 104 (unsigned int)Height2Pixel (1), False)
108 105
109#define ERASE_ROWS(row, num) \ 106#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 107 XFillRectangle (dpy, drawBuffer, gc, \
111 0, Row2Pixel (row), \ 108 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \ 109 (unsigned int)width, \
113 (unsigned int)Height2Pixel (num)) 110 (unsigned int)Height2Pixel (num))
114 111
115/* ------------------------------------------------------------------------- * 112/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 113 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 114 * ------------------------------------------------------------------------- */
115
118/* Fill part/all of a line with blanks. */ 116/* Fill part/all of a line with blanks. */
119void 117void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 118rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 119{
122 efs &= ~RS_baseattrMask; 120 if (!l.t)
123 efs = SET_FONT (efs, TermWin.ascii_map [' ' - 0x20]); 121 {
122 lalloc (l);
123 col = 0;
124 width = ncol;
125 }
126
127 l.touch ();
128
129 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
130 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
131
132 text_t *et = l.t + col;
133 rend_t *er = l.r + col;
124 134
125 while (width--) 135 while (width--)
126 { 136 {
127 *et++ = ' '; 137 *et++ = ' ';
128 *er++ = efs; 138 *er++ = efs;
… …
130} 140}
131 141
132/* ------------------------------------------------------------------------- */ 142/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 143/* Fill a full line with blanks - make sure it is allocated first */
134void 144void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 145rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 146{
137#ifdef DEBUG_STRICT 147 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 }
145 148
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 149 l.l = 0;
150 l.f = 0;
147} 151}
148 152
149/* ------------------------------------------------------------------------- * 153/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 154 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 155 * ------------------------------------------------------------------------- */
156
152void 157void
153rxvt_term::scr_reset () 158rxvt_term::scr_reset ()
154{ 159{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 160#if ENABLE_OVERLAY
156 unsigned int p, q; 161 scr_overlay_off ();
157 int k; 162#endif
158 rend_t setrstyle;
159 163
160 D_SCREEN ((stderr, "rxvt_scr_reset ()")); 164 rvideo_mode = false;
161
162 TermWin.view_start = 0; 165 view_start = 0;
163 num_scr = 0; 166 num_scr = 0;
164 167
165 if (TermWin.ncol == 0) 168 if (ncol == 0)
166 TermWin.ncol = 80; 169 ncol = 80;
167 170
168 if (TermWin.nrow == 0) 171 if (nrow == 0)
169 TermWin.nrow = 24; 172 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 173
174 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 175 return;
176 176
177 if (current_screen != PRIMARY)
178 scr_swap_screen ();
179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
177 want_refresh = 1; 189 want_refresh = 1;
178 190
191 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 193
182 screen.tscroll = 0; 194 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
184 196
185 if (!talloc) 197 if (!row_buf)
186 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
189 }
190 207
191 if (prev_nrow == 0) 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
192 { 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
193 /* 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 * first time called so just malloc everything: don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201 211
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 212 for (int row = nrow; row--; )
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
204
205 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
206 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
207 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
208 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
209
210 for (p = 0; p < nrow; p++)
211 {
212 q = p + TermWin.saveLines;
213 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
214 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
215 screen.tlen[q] = swap.tlen[p] = 0;
216 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
217 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
218 218
219 MEMSET (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 223 screen.charset = 0;
225 current_screen = PRIMARY; 224 current_screen = PRIMARY;
… …
237 selection.text = NULL; 236 selection.text = NULL;
238 selection.len = 0; 237 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
241 selection.clicks = 0; 240 selection.clicks = 0;
242 CLEAR_ALL_SELECTION ();
243 rvideo = 0;
244 } 241 }
245 else 242 else
246 { 243 {
247 /* 244 /*
248 * add or delete rows as appropriate 245 * add or delete rows as appropriate
249 */ 246 */
250 setrstyle = DEFAULT_RSTYLE;
251 247
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
252 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
253 { 253 {
254 /* delete rows */
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
257
258 for (p = nrow; p < prev_nrow; p++) 254 for (int row = nrow; row < prev_nrow; row++)
259 { 255 {
260 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261 261
262 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 ())
263 { 302 {
264#ifdef DEBUG_STRICT 303 p = MOD (p - 1, prev_total_rows);
265 assert (screen.rend[q]); 304
266#endif 305 plines++;
267 talloc->free (screen.text[q]); 306 llen += prev_ncol;
268 ralloc->free (screen.rend[q]);
269 } 307 }
270 308
271 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++)
272 { 322 {
273#ifdef DEBUG_STRICT 323 qline = row_buf + qrow;
274 assert (swap.rend[p]); 324 lalloc (*qline);
275#endif 325 qline->l = ncol;
276 talloc->free (swap.text[p]); 326 qline->is_longer (1);
277 ralloc->free (swap.rend[p]); 327
328 int qcol = 0;
329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
334 // fill a single destination line
335 while (lofs < llen && qcol < ncol)
336 {
337 int prow = lofs / prev_ncol;
338 int pcol = lofs % prev_ncol;
339
340 prow = MOD (p + prow, prev_total_rows);
341
342 // we only adjust the cursor _row_ and put it into
343 // the topmost line of "long line" it was in, as
344 // this seems to upset applications/shells/readline
345 // least.
346 if (prow == ocur.row)
347 screen.cur.row = q - (total_rows - nrow);
348
349 line_t &pline = old_buf [prow];
350
351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
352
353 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
354 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
355
356 lofs += len;
357 qcol += len;
358 }
278 } 359 }
279 360
280#ifdef DEBUG_STRICT 361 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
281 assert (drawn_text[p] && drawn_rend[p]); 362 qline->is_longer (0);
282#endif 363 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
283 talloc->free (drawn_text[p]);
284 ralloc->free (drawn_rend[p]);
285 } 364 }
365 while (p != pend && q > 0);
286 366
287 /* we have fewer rows so fix up cursor position */ 367 term_start = total_rows - nrow;
288 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 368 top_row = q - term_start;
289 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 369
290 370 // make sure all terminal lines exist
291 scr_reset_realloc (); /* realloc _last_ */ 371 while (top_row > 0)
292 } 372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
293 else if (nrow > prev_nrow)
294 { 373 }
295 /* add rows */ 374 else
296 scr_reset_realloc (); /* realloc _first_ */ 375 {
297 376 // if no scrollback exists (yet), wing, instead of wrap
298 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 377
299 378 for (int row = min (nrow, prev_nrow); row--; )
300 k = min (TermWin.nscrolled, nrow - prev_nrow);
301
302 for (p = prev_total_rows; p < total_rows; p++)
303 { 379 {
304 screen.tlen[p] = 0; 380 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
305 screen.text[p] = NULL; 381 line_t &qline = row_buf [row];
306 screen.rend[p] = NULL; 382
383 qline = pline;
384 lresize (qline);
307 } 385 }
308 386
309 for (p = prev_total_rows; p < total_rows - k; p++)
310 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
311
312 for (p = prev_nrow; p < nrow; p++) 387 for (int row = prev_nrow; row < nrow; row++)
313 { 388 {
314 swap.tlen[p] = 0; 389 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
315 swap.text[p] = NULL;
316 swap.rend[p] = NULL;
317 drawn_text[p] = NULL;
318 drawn_rend[p] = NULL;
319 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
320 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
321 } 390 }
322 391
323 if (k > 0) 392 term_start = 0;
324 {
325 scr_scroll_text (0, (int)nrow - 1, -k, 1);
326 screen.cur.row += k;
327 screen.s_cur.row += k;
328 TermWin.nscrolled -= k;
329 }
330#ifdef DEBUG_STRICT
331 assert (screen.cur.row < TermWin.nrow);
332 assert (swap.cur.row < TermWin.nrow);
333#else /* drive with your eyes closed */
334
335 MIN_IT (screen.cur.row, nrow - 1);
336 MIN_IT (swap.cur.row, nrow - 1);
337#endif
338 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
339 }
340
341 /* resize columns */
342 if (ncol != prev_ncol)
343 { 393 }
344 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
345 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
346 394
347 for (p = 0; p < total_rows; p++) 395 free (old_buf);
348 { 396 delete old_ta;
349 if (screen.text[p]) 397 delete old_ra;
350 {
351 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
352 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
353 398
354 MIN_IT (screen.tlen[p], (int16_t)ncol); 399 clamp_it (screen.cur.row, 0, nrow - 1);
400 clamp_it (screen.cur.col, 0, ncol - 1);
355 401
356 if (ncol > prev_ncol)
357 scr_blank_line (&screen.text[p][prev_ncol],
358 &screen.rend[p][prev_ncol],
359 ncol - prev_ncol, setrstyle);
360 }
361 }
362
363 for (p = 0; p < nrow; p++)
364 {
365 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
366 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
367
368 if (ncol > prev_ncol)
369 scr_blank_line (&drawn_text[p][prev_ncol],
370 &drawn_rend[p][prev_ncol],
371 ncol - prev_ncol, setrstyle);
372
373 if (swap.text[p])
374 {
375 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
376 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
377
378 MIN_IT (swap.tlen[p], (int16_t)ncol);
379
380 if (ncol > prev_ncol)
381 scr_blank_line (&swap.text[p][prev_ncol],
382 &swap.rend[p][prev_ncol],
383 ncol - prev_ncol, setrstyle);
384 }
385
386 }
387
388 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
389 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
390
391 delete talloc; talloc = ta;
392 delete ralloc; ralloc = ra;
393 }
394
395 if (tabs)
396 free (tabs); 402 free (tabs);
397 } 403 }
404
405 CLEAR_ALL_SELECTION ();
398 406
399 prev_nrow = nrow; 407 prev_nrow = nrow;
400 prev_ncol = ncol; 408 prev_ncol = ncol;
401 409
402 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 410 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
403 411
404 for (p = 0; p < ncol; p++) 412 for (int col = ncol; --col; )
405 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 413 tabs [col] = col % TABSIZE == 0;
414
415 if (current_screen != PRIMARY)
416 scr_swap_screen ();
406 417
407 tt_winch (); 418 tt_winch ();
408}
409 419
410void 420 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411rxvt_term::scr_reset_realloc ()
412{
413 uint16_t total_rows, nrow;
414
415 nrow = TermWin.nrow;
416 total_rows = nrow + TermWin.saveLines;
417 /* *INDENT-OFF* */
418 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
419 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
420 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
421 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
422
423 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
424 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
425
426 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
427 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
428 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
429 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
430 /* *INDENT-ON* */
431} 421}
432 422
433/* ------------------------------------------------------------------------- */ 423/* ------------------------------------------------------------------------- */
434/* 424/*
435 * Free everything. That way malloc debugging can find leakage. 425 * Free everything. That way malloc debugging can find leakage.
436 */ 426 */
437void 427void
438rxvt_term::scr_release () 428rxvt_term::scr_release () NOTHROW
439{ 429{
440 uint16_t total_rows; 430 if (row_buf)
441 int i; 431 {
442
443 total_rows = TermWin.nrow + TermWin.saveLines;
444
445 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
446 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
447 434
448 free (screen.text); 435 free (row_buf);
449 free (screen.tlen); 436 free (swap_buf);
450 free (screen.rend); 437 free (drawn_buf);
451 free (drawn_text);
452 free (drawn_rend);
453 free (swap.text);
454 free (swap.tlen);
455 free (swap.rend);
456 free (buf_text);
457 free (buf_rend);
458 free (tabs); 438 free (tabs);
459 439
460 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
461 screen.text = drawn_text = swap.text = NULL; 441 }
462 screen.rend = drawn_rend = swap.rend = NULL;
463 screen.tlen = swap.tlen = NULL;
464 buf_text = NULL;
465 buf_rend = NULL;
466 tabs = NULL;
467} 442}
468 443
469/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
470/* 445/*
471 * Hard reset 446 * Hard reset
472 */ 447 */
473void 448void
474rxvt_term::scr_poweron () 449rxvt_term::scr_poweron ()
475{ 450{
476 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
477
478 scr_release (); 451 scr_release ();
479 prev_nrow = prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
480 scr_reset (); 453 scr_reset ();
481 454
482 scr_clear (true); 455 scr_clear (true);
483 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
484} 457}
485 458
486/* ------------------------------------------------------------------------- * 459/* ------------------------------------------------------------------------- *
487 * PROCESS SCREEN COMMANDS * 460 * PROCESS SCREEN COMMANDS *
488 * ------------------------------------------------------------------------- */ 461 * ------------------------------------------------------------------------- */
… …
490 * Save and Restore cursor 463 * Save and Restore cursor
491 * XTERM_SEQ: Save cursor : ESC 7 464 * XTERM_SEQ: Save cursor : ESC 7
492 * XTERM_SEQ: Restore cursor: ESC 8 465 * XTERM_SEQ: Restore cursor: ESC 8
493 */ 466 */
494void 467void
495rxvt_term::scr_cursor (int mode) 468rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
496{ 469{
497 screen_t *s; 470 screen_t *s;
498
499 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
500 471
501#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
502 if (current_screen == SECONDARY) 473 if (current_screen == SECONDARY)
503 s = &swap; 474 s = &swap;
504 else 475 else
… …
506 s = &screen; 477 s = &screen;
507 478
508 switch (mode) 479 switch (mode)
509 { 480 {
510 case SAVE: 481 case SAVE:
511 s->s_cur.row = s->cur.row; 482 s->s_cur.row = screen.cur.row;
512 s->s_cur.col = s->cur.col; 483 s->s_cur.col = screen.cur.col;
513 s->s_rstyle = rstyle; 484 s->s_rstyle = rstyle;
514 s->s_charset = s->charset; 485 s->s_charset = screen.charset;
515 s->s_charset_char = charsets[s->charset]; 486 s->s_charset_char = charsets[screen.charset];
516 break; 487 break;
517 488
518 case RESTORE: 489 case RESTORE:
519 want_refresh = 1; 490 want_refresh = 1;
520 s->cur.row = s->s_cur.row; 491 screen.cur.row = s->s_cur.row;
521 s->cur.col = s->s_cur.col; 492 screen.cur.col = s->s_cur.col;
522 s->flags &= ~Screen_WrapNext; 493 screen.flags &= ~Screen_WrapNext;
523 rstyle = s->s_rstyle; 494 rstyle = s->s_rstyle;
524 s->charset = s->s_charset; 495 screen.charset = s->s_charset;
525 charsets[s->charset] = s->s_charset_char; 496 charsets[screen.charset] = s->s_charset_char;
526 set_font_style (); 497 set_font_style ();
527 break; 498 break;
528 } 499 }
529 500
530 /* boundary check in case screen size changed between SAVE and RESTORE */ 501 /* boundary check in case screen size changed between SAVE and RESTORE */
531 MIN_IT (s->cur.row, TermWin.nrow - 1); 502 min_it (s->cur.row, nrow - 1);
532 MIN_IT (s->cur.col, TermWin.ncol - 1); 503 min_it (s->cur.col, ncol - 1);
533#ifdef DEBUG_STRICT 504#ifdef DEBUG_STRICT
534 assert (s->cur.row >= 0); 505 assert (s->cur.row >= 0);
535 assert (s->cur.col >= 0); 506 assert (s->cur.col >= 0);
536#else /* drive with your eyes closed */
537 MAX_IT (s->cur.row, 0);
538 MAX_IT (s->cur.col, 0);
539#endif 507#endif
508}
509
510void
511rxvt_term::scr_swap_screen ()
512{
513 if (!option (Opt_secondaryScreen))
514 return;
515
516 for (int i = prev_nrow; i--; )
517 ::swap (ROW(i), swap_buf [i]);
518
519 ::swap (screen.cur, swap.cur);
520
521 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
522 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
540} 523}
541 524
542/* ------------------------------------------------------------------------- */ 525/* ------------------------------------------------------------------------- */
543/* 526/*
544 * Swap between primary and secondary screens 527 * Swap between primary and secondary screens
545 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 528 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 529 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
547 */ 530 */
548int 531void
549rxvt_term::scr_change_screen (int scrn) 532rxvt_term::scr_change_screen (int scrn)
550{ 533{
551 int i; 534 if (scrn == current_screen)
535 return;
536
537 want_refresh = 1;
538 view_start = 0;
539
540 selection_check (2); /* check for boundary cross */
541
542 int i = current_screen; current_screen = scrn; scrn = i;
543
552#if NSCREENS 544#if NSCREENS
553 int offset;
554#endif
555
556 want_refresh = 1;
557
558 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
559
560 TermWin.view_start = 0;
561
562 if (current_screen == scrn)
563 return scrn;
564
565 selection_check (2); /* check for boundary cross */
566
567 SWAP_IT (current_screen, scrn, int);
568#if NSCREENS
569 if (Options & Opt_secondaryScreen) 545 if (option (Opt_secondaryScreen))
570 { 546 {
571 num_scr = 0; 547 num_scr = 0;
572 offset = TermWin.saveLines; 548
573 for (i = prev_nrow; i--;) 549 scr_swap_screen ();
574 { 550
575 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
576 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
577 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
578 }
579 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
580 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
581# ifdef DEBUG_STRICT
582 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
583 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
584# else /* drive with your eyes closed */
585 MAX_IT (screen.cur.row, 0);
586 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
587 MAX_IT (screen.cur.col, 0);
588 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
589# endif
590 SWAP_IT (screen.charset, swap.charset, int16_t); 551 ::swap (screen.charset, swap.charset);
591 SWAP_IT (screen.flags, swap.flags, int); 552 ::swap (screen.flags, swap.flags);
592 screen.flags |= Screen_VisibleCursor; 553 screen.flags |= Screen_VisibleCursor;
593 swap.flags |= Screen_VisibleCursor; 554 swap.flags |= Screen_VisibleCursor;
594 } 555 }
595 else 556 else
596#endif 557#endif
597 if (Options & Opt_secondaryScroll) 558 if (option (Opt_secondaryScroll))
598 //if (current_screen == PRIMARY)
599 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 559 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
600 return scrn; 560}
561
562// clear WrapNext indicator, solidifying position on next line
563void
564rxvt_term::scr_do_wrap () NOTHROW
565{
566 if (!(screen.flags & Screen_WrapNext))
567 return;
568
569 screen.flags &= ~Screen_WrapNext;
570
571 screen.cur.col = 0;
572
573 if (screen.cur.row == screen.bscroll)
574 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
575 else if (screen.cur.row < nrow - 1)
576 screen.cur.row++;
601} 577}
602 578
603/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
604/* 580/*
605 * Change the colour for following text 581 * Change the colour for following text
606 */ 582 */
607void 583void
608rxvt_term::scr_color (unsigned int color, int fgbg) 584rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
609{ 585{
610 color &= RS_fgMask; 586 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
587 color = fgbg;
588
611 if (fgbg == Color_fg) 589 if (fgbg == Color_fg)
612 rstyle = SET_FGCOLOR (rstyle, color); 590 rstyle = SET_FGCOLOR (rstyle, color);
613 else 591 else
614 rstyle = SET_BGCOLOR (rstyle, color); 592 rstyle = SET_BGCOLOR (rstyle, color);
615} 593}
… …
617/* ------------------------------------------------------------------------- */ 595/* ------------------------------------------------------------------------- */
618/* 596/*
619 * Change the rendition style for following text 597 * Change the rendition style for following text
620 */ 598 */
621void 599void
622rxvt_term::scr_rendition (int set, int style) 600rxvt_term::scr_rendition (int set, int style) NOTHROW
623 { 601 {
624 if (set) 602 if (set)
625 rstyle |= style; 603 rstyle |= style;
626 else if (style == ~RS_None) 604 else if (style == ~RS_None)
627 rstyle = DEFAULT_RSTYLE; 605 rstyle = DEFAULT_RSTYLE;
… …
632/* ------------------------------------------------------------------------- */ 610/* ------------------------------------------------------------------------- */
633/* 611/*
634 * Scroll text between <row1> and <row2> inclusive, by <count> lines 612 * Scroll text between <row1> and <row2> inclusive, by <count> lines
635 * count positive ==> scroll up 613 * count positive ==> scroll up
636 * count negative ==> scroll down 614 * count negative ==> scroll down
637 * spec == 0 for normal routines
638 */ 615 */
639int 616int
640rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 617rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
641{ 618{
642 int i, j;
643 long nscrolled;
644
645 if (count == 0 || (row1 > row2)) 619 if (count == 0 || (row1 > row2))
646 return 0; 620 return 0;
647 621
648 want_refresh = 1; 622 want_refresh = 1;
649 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 623 num_scr += count;
650 624
651 if (row1 == 0 && count > 0 625 if (count > 0
626 && row1 == 0
652 && (current_screen == PRIMARY || Options & Opt_secondaryScroll)) 627 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
628 {
629 top_row = max (top_row - count, -saveLines);
630
631 // scroll everything up 'count' lines
632 term_start = (term_start + count) % total_rows;
633
634 // sever bottommost line
653 { 635 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 636 line_t &l = ROW(row2 - count);
637 l.is_longer (0);
638 l.touch ();
639 }
655 640
656 if (nscrolled > (long)TermWin.saveLines) 641 // erase newly scrolled-in lines
657 TermWin.nscrolled = TermWin.saveLines; 642 for (int i = count; i--; )
643 {
644 line_t &l = ROW(nrow - 1 - i);
645
646 // optimize if already cleared, can be significant on slow machines
647 // could be rolled into scr_blank_screen_mem
648 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
649 {
650 scr_blank_line (l, 0, l.l, rstyle);
651 l.l = 0;
652 l.f = 0;
653 }
658 else 654 else
659 TermWin.nscrolled = (uint16_t)nscrolled; 655 scr_blank_screen_mem (l, rstyle);
656 }
660 657
658 // now copy lines below the scroll region bottom to the
659 // bottom of the screen again, so they look as if they
660 // hadn't moved.
661 for (int i = nrow; --i > row2; )
662 {
663 line_t &l1 = ROW(i - count);
664 line_t &l2 = ROW(i);
665
666 ::swap (l1, l2);
667 l2.touch ();
668 }
669
670 // move and/or clear selection, if any
671 if (selection.op && current_screen == selection.screen)
672 {
673 selection.beg.row -= count;
674 selection.end.row -= count;
675 selection.mark.row -= count;
676
677 if (selection.beg.row < top_row
678 || selection.end.row < top_row
679 || selection.mark.row < top_row)
680 {
681 CLEAR_ALL_SELECTION ();
682 selection.op = SELECTION_CLEAR;
683 }
684 }
685
686 // finally move the view window, if desired
661 if ((Options & Opt_scrollWithBuffer) 687 if (option (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 688 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 689 && view_start != -saveLines)
664 scr_page (UP, count); 690 scr_page (UP, count);
691
692 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
693 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
694 }
695 else
665 } 696 {
666 else if (!spec)
667 row1 += TermWin.saveLines;
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen)
672 { 698 {
673 i = selection.beg.row + TermWin.saveLines; 699 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 700 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 701 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 702 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 703 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 704 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 705 {
682 CLEAR_ALL_SELECTION (); 706 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 707 selection.op = SELECTION_CLEAR;
684 } 708 }
685 else if (j >= row1 && j <= row2) 709 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 710 {
687 /* move selected region too */ 711 /* move selected region too */
688 selection.beg.row -= count; 712 selection.beg.row -= count;
689 selection.end.row -= count; 713 selection.end.row -= count;
690 selection.mark.row -= count; 714 selection.mark.row -= count;
715
716 selection_check (0);
691 } 717 }
692 }
693
694 selection_check (0); /* _after_ TermWin.nscrolled update */
695
696 num_scr += count;
697 j = count;
698
699 if (count < 0)
700 count = -count;
701
702 i = row2 - row1 + 1;
703 MIN_IT (count, i);
704
705 if (j > 0)
706 {
707 /* A: scroll up */
708
709 /* A1: Copy lines that will get clobbered by the rotation */
710 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
711 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
712
713 /* A2: Rotate lines */
714 i = row2 - row1 - count + 1;
715 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
716 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
717 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
718
719 j = row2 - count + 1, i = count;
720 }
721 else /* if (j < 0) */
722 {
723 /* B: scroll down */
724
725 /* B1: Copy lines that will get clobbered by the rotation */
726 for (i = 0, j = row2; i < count; i++, j--)
727 { 718 }
728 buf_text[i] = screen.text[j]; 719
729 buf_rend[i] = screen.rend[j]; 720 // use a simple and robust scrolling algorithm, this
721 // part of scr_scroll_text is not time-critical.
722
723 int rows = row2 - row1 + 1;
724
725 min_it (count, rows);
726
727 line_t *temp_buf = row_buf + total_rows;
728
729 for (int row = 0; row < rows; row++)
730 } 730 {
731 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
731 732
732 /* B2: Rotate lines */ 733 if (!IN_RANGE_EXC (row + count, 0, rows))
733 for (j = row2, i = j - count; i >= row1; i--, j--) 734 scr_blank_screen_mem (temp_buf [row], rstyle);
734 { 735 }
735 screen.tlen[j] = screen.tlen[i];
736 screen.text[j] = screen.text[i];
737 screen.rend[j] = screen.rend[i];
738 }
739 736
740 j = row1, i = count; 737 for (int row = 0; row < rows; row++)
741 count = -count; 738 ROW(row1 + row) = temp_buf [row];
742 } 739 }
743
744 /* C: Resurrect lines */
745 memset (screen.tlen + j, 0, i * sizeof (int16_t));
746 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
747 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
748 if (!spec) /* line length may not equal TermWin.ncol */
749 for (; i--; j++)
750 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
751 740
752 return count; 741 return count;
753} 742}
754 743
755/* ------------------------------------------------------------------------- */ 744/* ------------------------------------------------------------------------- */
756/* 745/*
757 * Add text given in <str> of length <len> to screen struct 746 * Add text given in <str> of length <len> to screen struct
758 */ 747 */
759void 748void
760rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 749rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
761{ 750{
762 unsigned char checksel, clearsel;
763 unicode_t c;
764 int i, row, last_col;
765 text_t *stp;
766 rend_t *srp;
767
768 if (len <= 0) /* sanity */ 751 if (len <= 0) /* sanity */
769 return; 752 return;
770 753
754 unsigned char checksel;
755 unicode_t c;
756 int ncol = this->ncol;
757 const wchar_t *strend = str + len;
758
771 want_refresh = 1; 759 want_refresh = 1;
772 last_col = TermWin.ncol;
773
774 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
775 ZERO_SCROLLBACK (); 760 ZERO_SCROLLBACK ();
761
776 if (nlines > 0) 762 if (minlines > 0)
777 { 763 {
778 nlines += screen.cur.row - screen.bscroll; 764 minlines += screen.cur.row - screen.bscroll;
765 min_it (minlines, screen.cur.row - top_row);
766
779 if ((nlines > 0) 767 if (minlines > 0
780 && (screen.tscroll == 0) 768 && screen.tscroll == 0
781 && (screen.bscroll == (TermWin.nrow - 1))) 769 && screen.bscroll == nrow - 1)
782 { 770 {
783 /* _at least_ this many lines need to be scrolled */ 771 /* _at least_ this many lines need to be scrolled */
784 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 772 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
785 screen.cur.row -= nlines; 773 screen.cur.row -= minlines;
786 } 774 }
787 } 775 }
776
788#ifdef DEBUG_STRICT 777#ifdef DEBUG_STRICT
789 assert (screen.cur.col < last_col); 778 assert (screen.cur.col < ncol);
790 assert ((screen.cur.row < TermWin.nrow) 779 assert (screen.cur.row < nrow
791 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 780 && screen.cur.row >= top_row);
792#else /* drive with your eyes closed */
793 MIN_IT (screen.cur.col, last_col - 1);
794 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
795 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
796#endif 781#endif
797 row = screen.cur.row + TermWin.saveLines; 782 int row = screen.cur.row;
798 783
799 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 784 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
800 clearsel = 0;
801 785
802 stp = screen.text[row]; 786 line_t *line = &ROW(row);
803 srp = screen.rend[row];
804 787
805 while (len--) 788 while (str < strend)
806 { 789 {
807 c = *str++; 790 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
808 791
809 if (c < 0x20) 792 if (c < 0x20)
810 switch (c) 793 if (c == C0_LF)
811 { 794 {
812 case C0_HT: 795 max_it (line->l, screen.cur.col);
813 scr_tab (1);
814 continue;
815 796
816 case C0_LF:
817 if (screen.tlen[row] != -1) /* XXX: think about this */
818 MAX_IT (screen.tlen[row], screen.cur.col);
819
820 screen.flags &= ~Screen_WrapNext; 797 screen.flags &= ~Screen_WrapNext;
821 798
822 if (screen.cur.row == screen.bscroll) 799 if (screen.cur.row == screen.bscroll)
823 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 800 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
824 else if (screen.cur.row < (TermWin.nrow - 1)) 801 else if (screen.cur.row < (nrow - 1))
825 row = (++screen.cur.row) + TermWin.saveLines; 802 row = ++screen.cur.row;
826 803
827 stp = screen.text[row]; /* _must_ refresh */ 804 line = &ROW(row); /* _must_ refresh */
828 srp = screen.rend[row]; /* _must_ refresh */
829 continue; 805 continue;
806 }
807 else if (c == C0_CR)
808 {
809 max_it (line->l, screen.cur.col);
830 810
831 case C0_CR:
832 if (screen.tlen[row] != -1) /* XXX: think about this */
833 MAX_IT (screen.tlen[row], screen.cur.col);
834
835 screen.flags &= ~Screen_WrapNext; 811 screen.flags &= ~Screen_WrapNext;
836 screen.cur.col = 0; 812 screen.cur.col = 0;
837 continue; 813 continue;
814 }
815 else if (c == C0_HT)
816 {
817 scr_tab (1, true);
818 continue;
838 } 819 }
839 820
840 if (checksel /* see if we're writing within selection */ 821 if (checksel /* see if we're writing within selection */
841 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 822 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
842 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 823 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
843 { 824 {
844 checksel = 0; 825 checksel = 0;
845 clearsel = 1; 826 /*
827 * If we wrote anywhere in the selected area, kill the selection
828 * XXX: should we kill the mark too? Possibly, but maybe that
829 * should be a similar check.
830 */
831 CLEAR_SELECTION ();
846 } 832 }
847 833
848 if (screen.flags & Screen_WrapNext) 834 if (screen.flags & Screen_WrapNext)
849 { 835 {
850 screen.tlen[row] = -1; 836 scr_do_wrap ();
851 if (screen.cur.row == screen.bscroll) 837
852 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 838 line->l = ncol;
853 else if (screen.cur.row < (TermWin.nrow - 1)) 839 line->is_longer (1);
854 row = (++screen.cur.row) + TermWin.saveLines;
855 840
856 stp = screen.text[row]; /* _must_ refresh */
857 srp = screen.rend[row]; /* _must_ refresh */
858 screen.cur.col = 0; 841 row = screen.cur.row;
859 screen.flags &= ~Screen_WrapNext; 842 line = &ROW(row); /* _must_ refresh */
843 }
844
845 // some utf-8 decoders "decode" surrogate characters: let's fix this.
846 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
847 c = 0xfffd;
848
849 // rely on wcwidth to tell us the character width, do wcwidth before
850 // further replacements, as wcwidth might return -1 for the line
851 // drawing characters below as they might be invalid in the current
852 // locale.
853 int width = WCWIDTH (c);
854
855 if (charsets [screen.charset] == '0') // DEC SPECIAL
856 {
857 // vt100 special graphics and line drawing
858 // 5f-7e standard vt100
859 // 40-5e rxvt extension for extra curses acs chars
860 static uint16_t vt100_0[62] = { // 41 .. 7e
861 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
862 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
863 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
864 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
865 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
866 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
867 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
868 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
869 };
870
871 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
872 {
873 c = vt100_0[c - 0x41];
874 width = 1; // vt100 line drawing characters are always single-width
875 }
860 } 876 }
861 877
862 if (screen.flags & Screen_Insert) 878 if (screen.flags & Screen_Insert)
863 scr_insdel_chars (1, INSERT); 879 scr_insdel_chars (width, INSERT);
864
865 // rely on wcwidth to tell us the character width, at least for non-latin1
866 // do wcwidth before further replacements, as wcwidth says that line-drawing
867 // characters have width -1 (DOH!) on GNU/Linux sometimes.
868 int width = c < 0x100 ? 1 : wcwidth (c);
869
870 if (charsets[screen.charset] == '0') // DEC SPECIAL
871 {
872 // vt100 special graphics and line drawing
873 static uint16_t vt100_0[32] = { // 5f .. 7e
874 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0,
875 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c,
876 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534,
877 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7,
878 };
879
880 if (c >= 0x5f && c <= 0x7e)
881 {
882 c = vt100_0[c - 0x5f];
883 width = 1;
884 }
885 }
886 880
887 if (width != 0) 881 if (width != 0)
888 { 882 {
889#if !UNICODE_3 && ENABLE_COMBINING 883#if !UNICODE_3
890 // trim characters we can't store directly :( 884 // trim characters we can't store directly :(
891 if (c >= 0x10000) 885 if (c >= 0x10000)
886# if ENABLE_COMBINING
892 c = rxvt_composite.compose (c); // map to lower 16 bits 887 c = rxvt_composite.compose (c); // map to lower 16 bits
888# else
889 c = 0xfffd;
893#endif 890# endif
894 bool bold = (Options & Opt_realBold) && ((rstyle & RS_Bold) != 0); 891#endif
895 rend_t rend = SET_FONT (rstyle, 892
896 c > 0x7f || bold || c < 0x20 893 // nuke the character at this position, if required
897 ? TermWin.fontset->find_font (c, bold) 894 if (line->t[screen.cur.col] == NOCHAR
898 : TermWin.ascii_map [c - 0x20]); 895 || (screen.cur.col < ncol - 1
896 && line->t[screen.cur.col + 1] == NOCHAR))
897 {
898 int col = screen.cur.col;
899
900 // find begin
901 while (col > 0 && line->t[col] == NOCHAR)
902 col--;
903
904 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
905
906 // found begin, nuke
907 do {
908 line->t[col] = ' ';
909 line->r[col] = rend;
910 col++;
911 } while (col < ncol && line->t[col] == NOCHAR);
912 }
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (screen.cur.col > ncol - width && ncol >= width)
918 {
919 // ...output spaces
920 c = ' ';
921 // and try the same character next loop iteration
922 --str;
923 }
924
925 line->touch ();
899 926
900 do 927 do
901 { 928 {
902 stp[screen.cur.col] = c; 929 line->t[screen.cur.col] = c;
903 srp[screen.cur.col] = rend; 930 line->r[screen.cur.col] = rend;
904 931
905 if (screen.cur.col < last_col - 1) 932 if (screen.cur.col < ncol - 1)
906 screen.cur.col++; 933 screen.cur.col++;
907 else 934 else
908 { 935 {
909 screen.tlen[row] = last_col; 936 line->l = ncol;
910 if (screen.flags & Screen_Autowrap) 937 if (screen.flags & Screen_Autowrap)
911 screen.flags |= Screen_WrapNext; 938 screen.flags |= Screen_WrapNext;
912 break; 939 break;
913 } 940 }
914 941
915 c = NOCHAR; 942 c = NOCHAR;
916 } 943 }
917 while (--width > 0); 944 while (--width > 0);
918 945
919 // pad with spaces when overwriting wide character with smaller one 946 // pad with spaces when overwriting wide character with smaller one
920 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 947 if (!width)
921 { 948 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
922 stp[c] = ' '; 953 line->t[c] = ' ';
923 srp[c] = rend; 954 line->r[c] = rend;
955 }
924 } 956 }
925 } 957 }
926 else if (width == 0) 958 else // width == 0
927 { 959 {
928#if ENABLE_COMBINING 960#if ENABLE_COMBINING
929 // handle combining characters 961 // handle combining characters
930 // we just tag the accent on the previous on-screen character. 962 // we just tag the accent on the previous on-screen character.
931 // this is arguably not correct, but also arguably not wrong. 963 // this is arguably not correct, but also arguably not wrong.
932 // we don't handle double-width characters nicely yet. 964 // we don't handle double-width characters nicely yet.
933 965 line_t *linep;
934 text_t *tp; 966 text_t *tp;
935 rend_t *rp; 967 rend_t *rp;
936 968
937 if (screen.cur.col > 0) 969 if (screen.cur.col > 0)
938 { 970 {
971 linep = line;
939 tp = stp + screen.cur.col - 1; 972 tp = line->t + screen.cur.col - 1;
940 rp = srp + screen.cur.col - 1; 973 rp = line->r + screen.cur.col - 1;
941 } 974 }
942 else if (screen.cur.row > 0 975 else if (screen.cur.row > 0
943 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 976 && ROW(screen.cur.row - 1).is_longer ())
944 { 977 {
945 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 978 linep = &ROW(screen.cur.row - 1);
946 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 979 tp = line->t + ncol - 1;
980 rp = line->r + ncol - 1;
947 } 981 }
948 else 982 else
949 continue; 983 continue;
950 984
951 // handle double-width-chars by making them look extremely ugly 985 linep->touch ();
952 if (*tp == NOCHAR) 986
953 *tp = ' '; // hack //D //TODO //--tp, --rp; 987 while (*tp == NOCHAR && tp > linep->t)
988 tp--, rp--;
954 989
955 // first try to find a precomposed character 990 // first try to find a precomposed character
956 unicode_t n = rxvt_compose (*tp, c); 991 unicode_t n = rxvt_compose (*tp, c);
957 if (n == NOCHAR) 992 if (n == NOCHAR)
958 n = rxvt_composite.compose (*tp, c); 993 n = rxvt_composite.compose (*tp, c);
959 994
960 *tp = n; 995 *tp = n;
961 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 996 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
962#endif 997#endif
963 } 998 }
964 } 999 }
965 1000
966 if (screen.tlen[row] != -1) /* XXX: think about this */ 1001 max_it (line->l, screen.cur.col);
967 MAX_IT (screen.tlen[row], screen.cur.col);
968
969 /*
970 * If we wrote anywhere in the selected area, kill the selection
971 * XXX: should we kill the mark too? Possibly, but maybe that
972 * should be a similar check.
973 */
974 if (clearsel)
975 CLEAR_SELECTION ();
976 1002
977#ifdef DEBUG_STRICT 1003#ifdef DEBUG_STRICT
978 assert (screen.cur.row >= 0); 1004 assert (screen.cur.row >= 0);
979#else /* drive with your eyes closed */
980 MAX_IT (screen.cur.row, 0);
981#endif 1005#endif
982} 1006}
983 1007
984/* ------------------------------------------------------------------------- */ 1008/* ------------------------------------------------------------------------- */
985/* 1009/*
986 * Process Backspace. Move back the cursor back a position, wrap if have to 1010 * Process Backspace. Move back the cursor back a position, wrap if have to
987 * XTERM_SEQ: CTRL-H 1011 * XTERM_SEQ: CTRL-H
988 */ 1012 */
989void 1013void
990rxvt_term::scr_backspace () 1014rxvt_term::scr_backspace () NOTHROW
991{ 1015{
992 want_refresh = 1; 1016 want_refresh = 1;
993 1017
994 if (screen.cur.col == 0) 1018 if (screen.cur.col == 0)
995 { 1019 {
996 if (screen.cur.row > 0) 1020 if (screen.cur.row > 0)
997 { 1021 {
998#ifdef TERMCAP_HAS_BW 1022#ifdef TERMCAP_HAS_BW
999 screen.cur.col = TermWin.ncol - 1; 1023 screen.cur.col = ncol - 1;
1000 screen.cur.row--; 1024 screen.cur.row--;
1001 return; 1025 return;
1002#endif 1026#endif
1003
1004 } 1027 }
1005 } 1028 }
1006 else if ((screen.flags & Screen_WrapNext) == 0) 1029 else if (!(screen.flags & Screen_WrapNext))
1007 scr_gotorc (0, -1, RELATIVE); 1030 scr_gotorc (0, -1, RELATIVE);
1008 1031
1009 screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
1010} 1033}
1011 1034
… …
1014 * Process Horizontal Tab 1037 * Process Horizontal Tab
1015 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
1016 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
1017 */ 1040 */
1018void 1041void
1019rxvt_term::scr_tab (int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
1020{ 1043{
1021 int i, x; 1044 int i, x;
1022 1045
1023 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1024 want_refresh = 1; 1046 want_refresh = 1;
1025 i = x = screen.cur.col; 1047 i = x = screen.cur.col;
1026 1048
1027 if (count == 0) 1049 if (count == 0)
1028 return; 1050 return;
1029 else if (count > 0) 1051 else if (count > 0)
1030 { 1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
1031 for (; ++i < TermWin.ncol; ) 1057 for (; ++i < ncol; )
1032 if (tabs[i]) 1058 if (tabs[i])
1033 { 1059 {
1034 x = i; 1060 x = i;
1061
1035 if (!--count) 1062 if (!--count)
1036 break; 1063 break;
1037 } 1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1038 1068
1039 if (count) 1069 if (count)
1040 x = TermWin.ncol - 1; 1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
1089 }
1090 }
1041 } 1091 }
1042 else /* if (count < 0) */ 1092 else /* if (count < 0) */
1043 { 1093 {
1044 for (; --i >= 0; ) 1094 for (; --i >= 0; )
1045 if (tabs[i]) 1095 if (tabs[i])
… …
1062 * Process DEC Back Index 1112 * Process DEC Back Index
1063 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1064 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1065 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1066 */ 1116 */
1067#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1068void 1118void
1069rxvt_term::scr_backindex () 1119rxvt_term::scr_backindex () NOTHROW
1070{ 1120{
1071 if (screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1072 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1073 else 1123 else
1074 {
1075 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1076 return; /* um, yeah? */
1077 scr_insdel_chars (1, INSERT); 1124 scr_insdel_chars (1, INSERT);
1078 }
1079} 1125}
1080#endif 1126#endif
1081/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1082/* 1128/*
1083 * Process DEC Forward Index 1129 * Process DEC Forward Index
1084 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1085 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1086 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1087 */ 1133 */
1088#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1089void 1135void
1090rxvt_term::scr_forwardindex () 1136rxvt_term::scr_forwardindex () NOTHROW
1091{ 1137{
1092 int row;
1093
1094 if (screen.cur.col < TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1095 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1096 else 1140 else
1097 { 1141 {
1098 row = screen.cur.row + TermWin.saveLines; 1142 line_t &l = ROW(screen.cur.row);
1099 if (screen.tlen[row] == 0) 1143
1100 return; /* um, yeah? */ 1144 l.touch ();
1101 else if (screen.tlen[row] == -1) 1145 l.is_longer (0);
1102 screen.tlen[row] = TermWin.ncol; 1146
1103 scr_gotorc (0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1104 scr_insdel_chars (1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1105 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1106 } 1150 }
1107} 1151}
1108#endif 1152#endif
1109 1153
1110/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1111/* 1155/*
1112 * Goto Row/Column 1156 * Goto Row/Column
1113 */ 1157 */
1114void 1158void
1115rxvt_term::scr_gotorc (int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1116{ 1160{
1117 want_refresh = 1; 1161 want_refresh = 1;
1118 ZERO_SCROLLBACK (); 1162 ZERO_SCROLLBACK ();
1119 1163
1120 D_SCREEN ((stderr, "rxvt_scr_gotorc (r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, screen.cur.row, screen.cur.col));
1121
1122 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1123 MAX_IT (screen.cur.col, 0); 1165 clamp_it (screen.cur.col, 0, ncol - 1);
1124 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1125 1166
1126 screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1127 if (relative & R_RELATIVE) 1169 if (relative & R_RELATIVE)
1128 { 1170 {
1129 if (row > 0) 1171 if (row > 0)
1130 { 1172 {
1131 if (screen.cur.row <= screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
… …
1146 else 1188 else
1147 { 1189 {
1148 if (screen.flags & Screen_Relative) 1190 if (screen.flags & Screen_Relative)
1149 { /* relative origin mode */ 1191 { /* relative origin mode */
1150 screen.cur.row = row + screen.tscroll; 1192 screen.cur.row = row + screen.tscroll;
1151 MIN_IT (screen.cur.row, screen.bscroll); 1193 min_it (screen.cur.row, screen.bscroll);
1152 } 1194 }
1153 else 1195 else
1154 screen.cur.row = row; 1196 screen.cur.row = row;
1155 } 1197 }
1156 MAX_IT (screen.cur.row, 0);
1157 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1158 1198
1159 while (screen.cur.col > 0 1199 clamp_it (screen.cur.row, 0, nrow - 1);
1160 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1161 screen.cur.col--;
1162} 1200}
1163 1201
1164/* ------------------------------------------------------------------------- */ 1202/* ------------------------------------------------------------------------- */
1165/* 1203/*
1166 * direction should be UP or DN 1204 * direction should be UP or DN
1167 */ 1205 */
1168void 1206void
1169rxvt_term::scr_index (enum page_dirn direction) 1207rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1170{ 1208{
1171 int dirn; 1209 int dirn;
1172 1210
1173 want_refresh = 1; 1211 want_refresh = 1;
1212 ZERO_SCROLLBACK ();
1213
1174 dirn = ((direction == UP) ? 1 : -1); 1214 dirn = ((direction == UP) ? 1 : -1);
1175 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1176
1177 ZERO_SCROLLBACK ();
1178 1215
1179 screen.flags &= ~Screen_WrapNext; 1216 screen.flags &= ~Screen_WrapNext;
1217
1180 if ((screen.cur.row == screen.bscroll && direction == UP) 1218 if ((screen.cur.row == screen.bscroll && direction == UP)
1181 || (screen.cur.row == screen.tscroll && direction == DN)) 1219 || (screen.cur.row == screen.tscroll && direction == DN))
1182 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1220 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1183 else 1221 else
1184 screen.cur.row += dirn; 1222 screen.cur.row += dirn;
1185 MAX_IT (screen.cur.row, 0); 1223
1186 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1224 clamp_it (screen.cur.row, 0, nrow - 1);
1187 selection_check (0); 1225 selection_check (0);
1188} 1226}
1189 1227
1190/* ------------------------------------------------------------------------- */ 1228/* ------------------------------------------------------------------------- */
1191/* 1229/*
… …
1193 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1231 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1194 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1232 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1195 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1233 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1196 */ 1234 */
1197void 1235void
1198rxvt_term::scr_erase_line (int mode) 1236rxvt_term::scr_erase_line (int mode) NOTHROW
1199{ 1237{
1200 unsigned int row, col, num; 1238 unsigned int col, num;
1201 1239
1202 want_refresh = 1; 1240 want_refresh = 1;
1203 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1204 ZERO_SCROLLBACK (); 1241 ZERO_SCROLLBACK ();
1205 1242
1206 selection_check (1); 1243 selection_check (1);
1207 1244
1208 screen.flags &= ~Screen_WrapNext; 1245 line_t &line = ROW(screen.cur.row);
1209 1246
1210 row = TermWin.saveLines + screen.cur.row; 1247 line.touch ();
1248 line.is_longer (0);
1249
1211 switch (mode) 1250 switch (mode)
1212 { 1251 {
1213 case 0: /* erase to end of line */ 1252 case 0: /* erase to end of line */
1214 col = screen.cur.col; 1253 col = screen.cur.col;
1215 num = TermWin.ncol - col; 1254 num = ncol - col;
1216 MIN_IT (screen.tlen[row], (int16_t)col); 1255 min_it (line.l, col);
1217 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1256 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1218 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1257 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1219 CLEAR_SELECTION (); 1258 CLEAR_SELECTION ();
1220 break; 1259 break;
1221 case 1: /* erase to beginning of line */ 1260 case 1: /* erase to beginning of line */
… …
1225 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1264 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1226 CLEAR_SELECTION (); 1265 CLEAR_SELECTION ();
1227 break; 1266 break;
1228 case 2: /* erase whole line */ 1267 case 2: /* erase whole line */
1229 col = 0; 1268 col = 0;
1230 num = TermWin.ncol; 1269 num = ncol;
1231 screen.tlen[row] = 0; 1270 line.l = 0;
1232 if (selection.beg.row <= screen.cur.row 1271 if (selection.beg.row <= screen.cur.row
1233 && selection.end.row >= screen.cur.row) 1272 && selection.end.row >= screen.cur.row)
1234 CLEAR_SELECTION (); 1273 CLEAR_SELECTION ();
1235 break; 1274 break;
1236 default: 1275 default:
1237 return; 1276 return;
1238 } 1277 }
1239 1278
1240 if (screen.text[row]) 1279 scr_blank_line (line, col, num, rstyle);
1241 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1242 else
1243 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1244} 1280}
1245 1281
1246/* ------------------------------------------------------------------------- */ 1282/* ------------------------------------------------------------------------- */
1247/* 1283/*
1248 * Erase part of whole of the screen 1284 * Erase part of whole of the screen
1249 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1285 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1250 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1286 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1251 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1287 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1252 */ 1288 */
1253void 1289void
1254rxvt_term::scr_erase_screen (int mode) 1290rxvt_term::scr_erase_screen (int mode) NOTHROW
1255{ 1291{
1256 int num; 1292 int num;
1257 int32_t row, row_offset; 1293 int32_t row;
1258 rend_t ren; 1294 rend_t ren;
1259 XGCValues gcvalue; 1295 XGCValues gcvalue;
1260 1296
1261 want_refresh = 1; 1297 want_refresh = 1;
1262 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1263 ZERO_SCROLLBACK (); 1298 ZERO_SCROLLBACK ();
1264 row_offset = (int32_t)TermWin.saveLines;
1265 1299
1266 switch (mode) 1300 switch (mode)
1267 { 1301 {
1268 case 0: /* erase to end of screen */ 1302 case 0: /* erase to end of screen */
1269 selection_check (1); 1303 selection_check (1);
1270 scr_erase_line (0); 1304 scr_erase_line (0);
1271 row = screen.cur.row + 1; /* possible OOB */ 1305 row = screen.cur.row + 1; /* possible OOB */
1272 num = TermWin.nrow - row; 1306 num = nrow - row;
1273 break; 1307 break;
1274 case 1: /* erase to beginning of screen */ 1308 case 1: /* erase to beginning of screen */
1275 selection_check (3); 1309 selection_check (3);
1276 scr_erase_line (1); 1310 scr_erase_line (1);
1277 row = 0; 1311 row = 0;
1278 num = screen.cur.row; 1312 num = screen.cur.row;
1279 break; 1313 break;
1280 case 2: /* erase whole screen */ 1314 case 2: /* erase whole screen */
1281 selection_check (3); 1315 selection_check (3);
1282 row = 0; 1316 row = 0;
1283 num = TermWin.nrow; 1317 num = nrow;
1284 break; 1318 break;
1285 default: 1319 default:
1286 return; 1320 return;
1287 } 1321 }
1288 1322
… …
1290 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1324 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1291 || (selection.end.row >= row 1325 || (selection.end.row >= row
1292 && selection.end.row <= row + num))) 1326 && selection.end.row <= row + num)))
1293 CLEAR_SELECTION (); 1327 CLEAR_SELECTION ();
1294 1328
1295 if (row >= TermWin.nrow) /* Out Of Bounds */ 1329 if (row >= nrow) /* Out Of Bounds */
1296 return; 1330 return;
1297 1331
1298 MIN_IT (num, (TermWin.nrow - row)); 1332 min_it (num, nrow - row);
1299 1333
1300 if (rstyle & (RS_RVid | RS_Uline)) 1334 if (rstyle & (RS_RVid | RS_Uline))
1301 ren = (rend_t) ~RS_None; 1335 ren = (rend_t) ~RS_None;
1302 else if (GET_BASEBG (rstyle) == Color_bg) 1336 else if (GET_BASEBG (rstyle) == Color_bg)
1303 { 1337 {
1304 ren = DEFAULT_RSTYLE; 1338 ren = DEFAULT_RSTYLE;
1305 CLEAR_ROWS (row, num); 1339 CLEAR_ROWS (row, num);
1306 } 1340 }
1307 else 1341 else
1308 { 1342 {
1309 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1343 ren = rstyle & (RS_fgMask | RS_bgMask);
1310 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1344 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1311 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1345 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1312 ERASE_ROWS (row, num); 1346 ERASE_ROWS (row, num);
1313 gcvalue.foreground = PixColors[Color_fg]; 1347 gcvalue.foreground = pix_colors[Color_fg];
1314 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1348 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1315 } 1349 }
1316 1350
1317 for (; num--; row++) 1351 for (; num--; row++)
1318 { 1352 {
1319 scr_blank_screen_mem (screen.text, screen.rend, 1353 scr_blank_screen_mem (ROW(row), rstyle);
1320 (unsigned int) (row + row_offset), rstyle); 1354 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1321 screen.tlen[row + row_offset] = 0;
1322 scr_blank_line (drawn_text[row], drawn_rend[row],
1323 (unsigned int)TermWin.ncol, ren);
1324 } 1355 }
1325} 1356}
1357
1358#if !ENABLE_MINIMAL
1359void
1360rxvt_term::scr_erase_savelines () NOTHROW
1361{
1362 want_refresh = 1;
1363 ZERO_SCROLLBACK ();
1364
1365 top_row = 0;
1366}
1367#endif
1326 1368
1327/* ------------------------------------------------------------------------- */ 1369/* ------------------------------------------------------------------------- */
1328/* 1370/*
1329 * Fill the screen with `E's 1371 * Fill the screen with `E's
1330 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1372 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1331 */ 1373 */
1332void 1374void
1333rxvt_term::scr_E () 1375rxvt_term::scr_E () NOTHROW
1334{ 1376{
1335 int i, j, k; 1377 rend_t fs;
1336 rend_t *r1, fs;
1337 1378
1338 want_refresh = 1; 1379 want_refresh = 1;
1380 ZERO_SCROLLBACK ();
1381
1339 num_scr_allow = 0; 1382 num_scr_allow = 0;
1340 ZERO_SCROLLBACK ();
1341 selection_check (3); 1383 selection_check (3);
1342 1384
1343 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1385 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1344 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1386 for (int row = nrow; row--; )
1345 { 1387 {
1346 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1388 line_t &line = ROW(row);
1389
1347 fill_text (screen.text[k], 'E', TermWin.ncol); 1390 fill_text (line.t, 'E', ncol);
1348 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1391 rend_t *r1 = line.r;
1392
1393 for (int j = ncol; j--; )
1349 *r1++ = fs; 1394 *r1++ = fs;
1395
1396 line.is_longer (0);
1397 line.touch (ncol);
1350 } 1398 }
1351} 1399}
1352 1400
1353/* ------------------------------------------------------------------------- */ 1401/* ------------------------------------------------------------------------- */
1354/* 1402/*
1355 * Insert/Delete <count> lines 1403 * Insert/Delete <count> lines
1356 */ 1404 */
1357void 1405void
1358rxvt_term::scr_insdel_lines (int count, int insdel) 1406rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1359{ 1407{
1360 int end; 1408 int end;
1361 1409
1362 ZERO_SCROLLBACK (); 1410 ZERO_SCROLLBACK ();
1363 1411
… …
1372 if (insdel == DELETE) 1420 if (insdel == DELETE)
1373 return; 1421 return;
1374 else if (insdel == INSERT) 1422 else if (insdel == INSERT)
1375 count = end; 1423 count = end;
1376 } 1424 }
1377 screen.flags &= ~Screen_WrapNext;
1378 1425
1426 scr_do_wrap ();
1427
1379 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1428 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1380} 1429}
1381 1430
1382/* ------------------------------------------------------------------------- */ 1431/* ------------------------------------------------------------------------- */
1383/* 1432/*
1384 * Insert/Delete <count> characters from the current position 1433 * Insert/Delete <count> characters from the current position
1385 */ 1434 */
1386void 1435void
1387rxvt_term::scr_insdel_chars (int count, int insdel) 1436rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1388{ 1437{
1389 int col, row; 1438 int col, row;
1390 rend_t tr; 1439 rend_t tr;
1391 text_t *stp;
1392 rend_t *srp;
1393 int16_t *slp;
1394 1440
1395 want_refresh = 1; 1441 want_refresh = 1;
1396 ZERO_SCROLLBACK (); 1442 ZERO_SCROLLBACK ();
1397 1443
1398 if (count <= 0) 1444 if (count <= 0)
1399 return; 1445 return;
1400 1446
1447 scr_do_wrap ();
1448
1401 selection_check (1); 1449 selection_check (1);
1402 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1450 min_it (count, ncol - screen.cur.col);
1403 1451
1404 row = screen.cur.row + TermWin.saveLines;
1405 screen.flags &= ~Screen_WrapNext;
1406
1407 stp = screen.text[row];
1408 srp = screen.rend[row]; 1452 row = screen.cur.row;
1409 slp = & (screen.tlen[row]); 1453
1454 line_t *line = &ROW(row);
1455
1456 line->touch ();
1457 line->is_longer (0);
1410 1458
1411 switch (insdel) 1459 switch (insdel)
1412 { 1460 {
1413 case INSERT: 1461 case INSERT:
1414 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1462 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1415 col--)
1416 { 1463 {
1417 stp[col] = stp[col - count]; 1464 line->t[col] = line->t[col - count];
1418 srp[col] = srp[col - count]; 1465 line->r[col] = line->r[col - count];
1419 } 1466 }
1420 1467
1421 if (*slp != -1) 1468 line->l = min (line->l + count, ncol);
1422 {
1423 *slp += count;
1424 MIN_IT (*slp, TermWin.ncol);
1425 }
1426 1469
1427 if (selection.op && current_screen == selection.screen 1470 if (selection.op && current_screen == selection.screen
1428 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1471 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1429 { 1472 {
1430 if (selection.end.row != screen.cur.row 1473 if (selection.end.row != screen.cur.row
1431 || (selection.end.col + count >= TermWin.ncol)) 1474 || (selection.end.col + count >= ncol))
1432 CLEAR_SELECTION (); 1475 CLEAR_SELECTION ();
1433 else 1476 else
1434 { /* shift selection */ 1477 { /* shift selection */
1435 selection.beg.col += count; 1478 selection.beg.col += count;
1436 selection.mark.col += count; /* XXX: yes? */ 1479 selection.mark.col += count; /* XXX: yes? */
1437 selection.end.col += count; 1480 selection.end.col += count;
1438 } 1481 }
1439 } 1482 }
1440 1483
1441 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1484 scr_blank_line (*line, screen.cur.col, count, rstyle);
1442 (unsigned int)count, rstyle);
1443 break; 1485 break;
1444 1486
1445 case ERASE: 1487 case ERASE:
1446 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1488 screen.cur.col += count; /* don't worry if > ncol */
1447 selection_check (1); 1489 selection_check (1);
1448 screen.cur.col -= count; 1490 screen.cur.col -= count;
1449 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1491
1450 (unsigned int)count, rstyle); 1492 line->l = max (line->l - count, 0);
1493 scr_blank_line (*line, screen.cur.col, count, rstyle);
1451 break; 1494 break;
1452 1495
1453 case DELETE: 1496 case DELETE:
1454 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1497 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1455 1498
1456 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1499 for (col = screen.cur.col; (col + count) < ncol; col++)
1457 { 1500 {
1458 stp[col] = stp[col + count]; 1501 line->t[col] = line->t[col + count];
1459 srp[col] = srp[col + count]; 1502 line->r[col] = line->r[col + count];
1460 } 1503 }
1461 1504
1462 scr_blank_line (& (stp[TermWin.ncol - count]), 1505 line->l = max (line->l - count, 0);
1463 & (srp[TermWin.ncol - count]), 1506 scr_blank_line (*line, ncol - count, count, tr);
1464 (unsigned int)count, tr);
1465
1466 if (*slp == -1) /* break line continuation */
1467 *slp = TermWin.ncol;
1468
1469 *slp -= count;
1470 MAX_IT (*slp, 0);
1471 1507
1472 if (selection.op && current_screen == selection.screen 1508 if (selection.op && current_screen == selection.screen
1473 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1509 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1474 { 1510 {
1475 if (selection.end.row != screen.cur.row 1511 if (selection.end.row != screen.cur.row
1476 || (screen.cur.col >= selection.beg.col - count) 1512 || (screen.cur.col >= selection.beg.col - count)
1477 || selection.end.col >= TermWin.ncol) 1513 || selection.end.col >= ncol)
1478 CLEAR_SELECTION (); 1514 CLEAR_SELECTION ();
1479 else 1515 else
1480 { 1516 {
1481 /* shift selection */ 1517 /* shift selection */
1482 selection.beg.col -= count; 1518 selection.beg.col -= count;
1483 selection.mark.col -= count; /* XXX: yes? */ 1519 selection.mark.col -= count; /* XXX: yes? */
1484 selection.end.col -= count; 1520 selection.end.col -= count;
1485 } 1521 }
1486 } 1522 }
1487 1523
1488 break; 1524 break;
1489 } 1525 }
… …
1493/* 1529/*
1494 * Set the scrolling region 1530 * Set the scrolling region
1495 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1531 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1496 */ 1532 */
1497void 1533void
1498rxvt_term::scr_scroll_region (int top, int bot) 1534rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1499{ 1535{
1500 MAX_IT (top, 0); 1536 max_it (top, 0);
1501 MIN_IT (bot, (int)TermWin.nrow - 1); 1537 min_it (bot, nrow - 1);
1502 1538
1503 if (top > bot) 1539 if (top > bot)
1504 return; 1540 return;
1505 1541
1506 screen.tscroll = top; 1542 screen.tscroll = top;
… …
1513 * Make the cursor visible/invisible 1549 * Make the cursor visible/invisible
1514 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1550 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1515 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1551 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1516 */ 1552 */
1517void 1553void
1518rxvt_term::scr_cursor_visible (int mode) 1554rxvt_term::scr_cursor_visible (int mode) NOTHROW
1519{ 1555{
1520 want_refresh = 1; 1556 want_refresh = 1;
1521 1557
1522 if (mode) 1558 if (mode)
1523 screen.flags |= Screen_VisibleCursor; 1559 screen.flags |= Screen_VisibleCursor;
… …
1530 * Set/unset automatic wrapping 1566 * Set/unset automatic wrapping
1531 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1567 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1532 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1568 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1533 */ 1569 */
1534void 1570void
1535rxvt_term::scr_autowrap (int mode) 1571rxvt_term::scr_autowrap (int mode) NOTHROW
1536{ 1572{
1537 if (mode) 1573 if (mode)
1538 screen.flags |= Screen_Autowrap; 1574 screen.flags |= Screen_Autowrap;
1539 else 1575 else
1540 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1576 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1541} 1577}
1542 1578
1543/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1544/* 1580/*
1545 * Set/unset margin origin mode 1581 * Set/unset margin origin mode
… …
1549 * and the cursor cannot be moved outside. 1585 * and the cursor cannot be moved outside.
1550 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1586 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1551 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1587 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1552 */ 1588 */
1553void 1589void
1554rxvt_term::scr_relative_origin (int mode) 1590rxvt_term::scr_relative_origin (int mode) NOTHROW
1555{ 1591{
1556 if (mode) 1592 if (mode)
1557 screen.flags |= Screen_Relative; 1593 screen.flags |= Screen_Relative;
1558 else 1594 else
1559 screen.flags &= ~Screen_Relative; 1595 screen.flags &= ~Screen_Relative;
1596
1560 scr_gotorc (0, 0, 0); 1597 scr_gotorc (0, 0, 0);
1561} 1598}
1562 1599
1563/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1564/* 1601/*
1565 * Set insert/replace mode 1602 * Set insert/replace mode
1566 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1603 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1567 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1604 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1568 */ 1605 */
1569void 1606void
1570rxvt_term::scr_insert_mode (int mode) 1607rxvt_term::scr_insert_mode (int mode) NOTHROW
1571{ 1608{
1572 if (mode) 1609 if (mode)
1573 screen.flags |= Screen_Insert; 1610 screen.flags |= Screen_Insert;
1574 else 1611 else
1575 screen.flags &= ~Screen_Insert; 1612 screen.flags &= ~Screen_Insert;
… …
1581 * XTERM_SEQ: Set tab at current column : ESC H 1618 * XTERM_SEQ: Set tab at current column : ESC H
1582 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1619 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1583 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1620 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1584 */ 1621 */
1585void 1622void
1586rxvt_term::scr_set_tab (int mode) 1623rxvt_term::scr_set_tab (int mode) NOTHROW
1587{ 1624{
1588 if (mode < 0) 1625 if (mode < 0)
1589 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1626 memset (tabs, 0, ncol * sizeof (char));
1590 else if (screen.cur.col < TermWin.ncol) 1627 else if (screen.cur.col < ncol)
1591 tabs[screen.cur.col] = (mode ? 1 : 0); 1628 tabs [screen.cur.col] = !!mode;
1592} 1629}
1593 1630
1594/* ------------------------------------------------------------------------- */ 1631/* ------------------------------------------------------------------------- */
1595/* 1632/*
1596 * Set reverse/normal video 1633 * Set reverse/normal video
1597 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1634 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1598 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1635 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1599 */ 1636 */
1600void 1637void
1601rxvt_term::scr_rvideo_mode (int mode) 1638rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1602{ 1639{
1603 XGCValues gcvalue; 1640 rvideo_mode = on;
1604 1641
1642#ifndef NO_BELL
1643 on ^= rvideo_bell;
1644#endif
1645
1605 if (rvideo != mode) 1646 if (rvideo_state != on)
1606 { 1647 {
1607 rvideo = mode; 1648 rvideo_state = on;
1608 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1649
1609#if defined(XPM_BACKGROUND) 1650 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1651#ifdef HAVE_BG_PIXMAP
1610 if (bgPixmap.pixmap == None) 1652 if (bgPixmap.pixmap == None)
1611#endif 1653#endif
1612#if defined(TRANSPARENT) 1654#if ENABLE_TRANSPARENCY
1613 if (! (Options & Opt_transparent) || am_transparent == 0) 1655 if (!option (Opt_transparent) || am_transparent == 0)
1614#endif 1656#endif
1615 XSetWindowBackground (display->display, TermWin.vt, 1657 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1616 PixColors[Color_bg]);
1617 1658
1659 XGCValues gcvalue;
1618 gcvalue.foreground = PixColors[Color_fg]; 1660 gcvalue.foreground = pix_colors[Color_fg];
1619 gcvalue.background = PixColors[Color_bg]; 1661 gcvalue.background = pix_colors[Color_bg];
1620 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1662 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1621 &gcvalue); 1663
1622 scr_clear (); 1664 scr_clear ();
1623 scr_touch (true); 1665 scr_touch (true);
1624 } 1666 }
1625} 1667}
1626 1668
… …
1628/* 1670/*
1629 * Report current cursor position 1671 * Report current cursor position
1630 * XTERM_SEQ: Report position: ESC [ 6 n 1672 * XTERM_SEQ: Report position: ESC [ 6 n
1631 */ 1673 */
1632void 1674void
1633rxvt_term::scr_report_position () 1675rxvt_term::scr_report_position () NOTHROW
1634{ 1676{
1635 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1677 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1636} 1678}
1637 1679
1638/* ------------------------------------------------------------------------- * 1680/* ------------------------------------------------------------------------- *
… …
1641 1683
1642/* 1684/*
1643 * Set font style 1685 * Set font style
1644 */ 1686 */
1645void 1687void
1646rxvt_term::set_font_style () 1688rxvt_term::set_font_style () NOTHROW
1647{ 1689{
1690#if 0
1648 switch (charsets[screen.charset]) 1691 switch (charsets [screen.charset])
1649 { 1692 {
1650 case '0': /* DEC Special Character & Line Drawing Set */ 1693 case '0': /* DEC Special Character & Line Drawing Set */
1651 break; 1694 break;
1652 case 'A': /* United Kingdom (UK) */ 1695 case 'A': /* United Kingdom (UK) */
1653 break; 1696 break;
… …
1660 case 'C': /* Finnish character set */ 1703 case 'C': /* Finnish character set */
1661 break; 1704 break;
1662 case 'K': /* German character set */ 1705 case 'K': /* German character set */
1663 break; 1706 break;
1664 } 1707 }
1708#endif
1665} 1709}
1666 1710
1667/* ------------------------------------------------------------------------- */ 1711/* ------------------------------------------------------------------------- */
1668/* 1712/*
1669 * Choose a font 1713 * Choose a font
… …
1671 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1715 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1672 * XTERM_SEQ: Invoke G2 character set: ESC N 1716 * XTERM_SEQ: Invoke G2 character set: ESC N
1673 * XTERM_SEQ: Invoke G3 character set: ESC O 1717 * XTERM_SEQ: Invoke G3 character set: ESC O
1674 */ 1718 */
1675void 1719void
1676rxvt_term::scr_charset_choose (int set) 1720rxvt_term::scr_charset_choose (int set) NOTHROW
1677 { 1721{
1678 screen.charset = set; 1722 screen.charset = set;
1679 set_font_style (); 1723 set_font_style ();
1680 } 1724}
1681 1725
1682/* ------------------------------------------------------------------------- */ 1726/* ------------------------------------------------------------------------- */
1683/* 1727/*
1684 * Set a font 1728 * Set a font
1685 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1729 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1687 * XTERM_SEQ: Set G2 character set: ESC * <C> 1731 * XTERM_SEQ: Set G2 character set: ESC * <C>
1688 * XTERM_SEQ: Set G3 character set: ESC + <C> 1732 * XTERM_SEQ: Set G3 character set: ESC + <C>
1689 * See set_font_style for possible values for <C> 1733 * See set_font_style for possible values for <C>
1690 */ 1734 */
1691void 1735void
1692rxvt_term::scr_charset_set (int set, unsigned int ch) 1736rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1693 { 1737{
1694 charsets[set] = (unsigned char)ch; 1738 charsets[set] = (unsigned char)ch;
1695 set_font_style (); 1739 set_font_style ();
1696 } 1740}
1697 1741
1698 1742
1699/* ------------------------------------------------------------------------- * 1743/* ------------------------------------------------------------------------- *
1700 * MAJOR SCREEN MANIPULATION * 1744 * MAJOR SCREEN MANIPULATION *
1701 * ------------------------------------------------------------------------- */ 1745 * ------------------------------------------------------------------------- */
1702 1746
1703/* 1747/*
1704 * refresh matching text. 1748 * refresh matching text.
1705 */ 1749 */
1706bool 1750bool
1707rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1751rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1708{ 1752{
1709 bool found = false; 1753 bool found = false;
1710 1754
1711 for (int i = 0; i < TermWin.nrow; i++) 1755 for (int i = 0; i < nrow; i++)
1712 { 1756 {
1713 int col = 0;
1714 rend_t *drp = drawn_rend [i]; 1757 rend_t *drp = drawn_buf[i].r;
1715 1758
1716 for (; col < TermWin.ncol; col++, drp++) 1759 for (int col = 0; col < ncol; col++, drp++)
1717 if ((*drp & mask) == value) 1760 if ((*drp & mask) == value)
1718 { 1761 {
1719 found = true; 1762 found = true;
1720 *drp = ~value; 1763 *drp = ~value;
1721 } 1764 }
… …
1732 PART_END, 1775 PART_END,
1733 RC_COUNT 1776 RC_COUNT
1734}; 1777};
1735 1778
1736void 1779void
1737rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1780rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1738{ 1781{
1739 int i; 1782 int i;
1740 row_col_t rc[RC_COUNT]; 1783 row_col_t rc[RC_COUNT];
1741 1784
1742 if (drawn_text == NULL) /* sanity check */ 1785 if (!drawn_buf) /* sanity check */
1743 return; 1786 return;
1744 1787
1745#ifndef NO_SLOW_LINK_SUPPORT 1788#ifndef NO_SLOW_LINK_SUPPORT
1746 if (refresh_type == FAST_REFRESH && !display->is_local) 1789 if (refresh_type == FAST_REFRESH && !display->is_local)
1747 { 1790 {
1748 y = 0; 1791 y = 0;
1749 height = TermWin.height; 1792 eheight = height;
1750 } 1793 }
1751#endif
1752
1753#ifdef DEBUG_STRICT
1754 x = max (x, 0);
1755 x = min (x, (int)TermWin.width);
1756 y = max (y, 0);
1757 y = min (y, (int)TermWin.height);
1758#endif 1794#endif
1759 1795
1760 /* round down */ 1796 /* round down */
1761 rc[PART_BEG].col = Pixel2Col (x); 1797 rc[PART_BEG].col = Pixel2Col (x);
1762 rc[PART_BEG].row = Pixel2Row (y); 1798 rc[PART_BEG].row = Pixel2Row (y);
1763 /* round up */ 1799 /* round up */
1764 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1800 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1765 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1801 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1766 1802
1767 /* sanity checks */ 1803 /* sanity checks */
1768 for (i = PART_BEG; i < RC_COUNT; i++) 1804 for (i = PART_BEG; i < RC_COUNT; i++)
1769 { 1805 {
1770 MIN_IT (rc[i].col, TermWin.ncol - 1); 1806 min_it (rc[i].col, ncol - 1);
1771 MIN_IT (rc[i].row, TermWin.nrow - 1); 1807 min_it (rc[i].row, nrow - 1);
1772 } 1808 }
1773
1774 D_SCREEN ((stderr, "rxvt_scr_expose (x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)- (c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1775 1809
1776 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1810 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1777 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1811 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1812
1813 num_scr_allow = 0;
1778 1814
1779 if (refresh) 1815 if (refresh)
1780 scr_refresh (SLOW_REFRESH); 1816 scr_refresh ();
1781} 1817}
1782 1818
1783/* ------------------------------------------------------------------------- */ 1819/* ------------------------------------------------------------------------- */
1784/* 1820/*
1785 * Refresh the entire screen 1821 * Refresh the entire screen
1786 */ 1822 */
1787void 1823void
1788rxvt_term::scr_touch (bool refresh) 1824rxvt_term::scr_touch (bool refresh) NOTHROW
1789{ 1825{
1790 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1826 scr_expose (0, 0, width, height, refresh);
1791} 1827}
1792 1828
1793/* ------------------------------------------------------------------------- */ 1829/* ------------------------------------------------------------------------- */
1794/* 1830/*
1795 * Move the display so that the line represented by scrollbar value Y is at 1831 * Move the display so that the line represented by scrollbar value Y is at
1796 * the top of the screen 1832 * the top of the screen
1797 */ 1833 */
1798int 1834void
1799rxvt_term::scr_move_to (int y, int len) 1835rxvt_term::scr_move_to (int y, int len) NOTHROW
1800{ 1836{
1801 long p = 0; 1837 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1802 uint16_t oldviewstart;
1803
1804 oldviewstart = TermWin.view_start;
1805 if (y < len)
1806 {
1807 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1808 p -= (long) (TermWin.nrow - 1);
1809 p = max (p, 0);
1810 }
1811 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1812 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1813
1814 return scr_changeview (oldviewstart);
1815} 1838}
1816 1839
1817/* ------------------------------------------------------------------------- */ 1840/* ------------------------------------------------------------------------- */
1818/* 1841/*
1819 * Page the screen up/down nlines 1842 * Page the screen up/down nlines
1820 * direction should be UP or DN 1843 * direction should be UP or DN
1821 */ 1844 */
1822int 1845bool
1823rxvt_term::scr_page (enum page_dirn direction, int nlines) 1846rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1824{ 1847{
1825 int n; 1848 int new_view_start =
1826 uint16_t oldviewstart; 1849 direction == UP ? view_start - nlines
1850 : view_start + nlines;
1827 1851
1828 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1829#ifdef DEBUG_STRICT
1830 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1831#endif
1832 oldviewstart = TermWin.view_start;
1833 if (direction == UP)
1834 {
1835 n = TermWin.view_start + nlines;
1836 TermWin.view_start = min (n, TermWin.nscrolled);
1837 }
1838 else
1839 {
1840 n = TermWin.view_start - nlines;
1841 TermWin.view_start = max (n, 0);
1842 }
1843 return scr_changeview (oldviewstart); 1852 return scr_changeview (new_view_start);
1844} 1853}
1845 1854
1846int 1855bool
1847rxvt_term::scr_changeview (uint16_t oldviewstart) 1856rxvt_term::scr_changeview (int new_view_start) NOTHROW
1848{ 1857{
1858 clamp_it (new_view_start, top_row, 0);
1859
1849 if (TermWin.view_start != oldviewstart) 1860 if (new_view_start == view_start)
1850 { 1861 return false;
1862
1863 num_scr += new_view_start - view_start;
1864 view_start = new_view_start;
1851 want_refresh = 1; 1865 want_refresh = 1;
1852 num_scr -= (TermWin.view_start - oldviewstart);
1853 }
1854 1866
1855 return (int) (TermWin.view_start - oldviewstart); 1867 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1856}
1857 1868
1858/* ------------------------------------------------------------------------- */ 1869 return true;
1859void 1870}
1860rxvt_term::scr_bell () 1871
1861{
1862#ifndef NO_BELL 1872#ifndef NO_BELL
1873void
1874rxvt_term::bell_cb (time_watcher &w)
1875{
1876 rvideo_bell = false;
1877 scr_rvideo_mode (rvideo_mode);
1878}
1879#endif
1880
1881/* ------------------------------------------------------------------------- */
1882void
1883rxvt_term::scr_bell () NOTHROW
1884{
1885#ifndef NO_BELL
1886
1863# ifndef NO_MAPALERT 1887# ifndef NO_MAPALERT
1864# ifdef MAPALERT_OPTION 1888# ifdef MAPALERT_OPTION
1865 if (Options & Opt_mapAlert) 1889 if (option (Opt_mapAlert))
1866# endif 1890# endif
1867 XMapWindow (display->display, TermWin.parent[0]); 1891 XMapWindow (dpy, parent[0]);
1868# endif 1892# endif
1893# if ENABLE_FRILLS
1894 if (option (Opt_urgentOnBell))
1895 {
1896 XWMHints *h;
1897
1898 h = XGetWMHints(dpy, parent[0]);
1899 if (h != NULL)
1900 {
1901 h->flags |= XUrgencyHint;
1902 XSetWMHints(dpy, parent[0], h);
1903 }
1904 }
1905# endif
1906
1869 if (Options & Opt_visualBell) 1907 if (option (Opt_visualBell))
1870 { 1908 {
1871 scr_rvideo_mode (!rvideo); /* refresh also done */ 1909 rvideo_bell = true;
1872 scr_rvideo_mode (!rvideo); /* refresh also done */ 1910 scr_rvideo_mode (rvideo_mode);
1911 display->flush ();
1912
1913 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1873 } 1914 }
1874 else 1915 else
1875 XBell (display->display, 0); 1916 XBell (dpy, 0);
1876#endif 1917#endif
1877} 1918}
1878 1919
1879/* ------------------------------------------------------------------------- */ 1920/* ------------------------------------------------------------------------- */
1880/* ARGSUSED */ 1921/* ARGSUSED */
1881void 1922void
1882rxvt_term::scr_printscreen (int fullhist) 1923rxvt_term::scr_printscreen (int fullhist) NOTHROW
1883{ 1924{
1884#ifdef PRINTPIPE 1925#ifdef PRINTPIPE
1885 int i, r1, nrows, row_offset; 1926 int nrows, row_start;
1886 text_t *t; 1927 FILE *fd;
1887 FILE *fd;
1888 1928
1889 if ((fd = popen_printer ()) == NULL) 1929 if ((fd = popen_printer ()) == NULL)
1890 return; 1930 return;
1891 nrows = TermWin.nrow; 1931
1892 row_offset = TermWin.saveLines;
1893 if (!fullhist) 1932 if (fullhist)
1894 row_offset -= TermWin.view_start; 1933 {
1934 nrows = nrow - top_row;
1935 row_start = top_row;
1936 }
1895 else 1937 else
1896 { 1938 {
1897 nrows += TermWin.nscrolled; 1939 nrows = nrow;
1898 row_offset -= TermWin.nscrolled; 1940 row_start = view_start;
1899 } 1941 }
1900 1942
1943 wctomb (0, 0);
1944
1901 for (r1 = 0; r1 < nrows; r1++) 1945 for (int r1 = 0; r1 < nrows; r1++)
1902 {
1903 t = screen.text[r1 + row_offset];
1904 for (i = TermWin.ncol - 1; i >= 0; i--)
1905 if (!isspace (t[i]))
1906 break;
1907 fprintf (fd, "%.*s\n", (i + 1), t);
1908 } 1946 {
1947 text_t *tp = ROW(r1).t;
1948 int len = ROW(r1).l;
1949
1950 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1951 {
1952 char mb[MB_LEN_MAX];
1953 text_t t = *tp++;
1954 if (t == NOCHAR)
1955 continue;
1956
1957 len = wctomb (mb, t);
1958
1959 if (len <= 0)
1960 {
1961 mb[0] = ' ';
1962 len = 1;
1963 }
1964
1965 fwrite (mb, 1, len, fd);
1966 }
1967
1968 fputc ('\n', fd);
1969 }
1970
1909 pclose_printer (fd); 1971 pclose_printer (fd);
1910#endif 1972#endif
1911} 1973}
1912 1974
1913/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1914/* 1976/*
1915 * Refresh the screen 1977 * Refresh the screen
1916 * drawn_text/drawn_rend contain the screen information before the update. 1978 * drawn_text/drawn_rend contain the screen information before the update.
1917 * screen.text/screen.rend contain what the screen will change to. 1979 * screen.text/screen.rend contain what the screen will change to.
1918 */ 1980 */
1919
1920#define FONT_WIDTH(X, Y) \
1921 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1922#define FONT_RBEAR(X, Y) \
1923 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1924#define FONT_LBEAR(X, Y) \
1925 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1926#define IS_FONT_CHAR(X, Y) \
1927 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1928
1929void 1981void
1930rxvt_term::scr_refresh (unsigned char refresh_type) 1982rxvt_term::scr_refresh () NOTHROW
1931{ 1983{
1932 unsigned char must_clear, /* use draw_string not draw_image_string */ 1984 unsigned char have_bg,
1933 rvid, /* reverse video this position */
1934 showcursor; /* show the cursor */ 1985 showcursor; /* show the cursor */
1935 int16_t col, row, /* column/row we're processing */ 1986 int16_t col, row, /* column/row we're processing */
1936 ocrow; /* old cursor row */ 1987 ocrow; /* old cursor row */
1937 int i, /* tmp */ 1988 int i; /* tmp */
1938 row_offset; /* basic offset in screen structure */
1939#ifndef NO_CURSORCOLOR 1989#ifndef NO_CURSORCOLOR
1940 rend_t cc1; /* store colours at cursor position (s) */ 1990 rend_t cc1; /* store colours at cursor position (s) */
1941#endif 1991#endif
1942 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1992 rend_t *crp; // cursor rendition pointer
1943 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 1993 rend_t ccol1, /* Cursor colour */
1994 ccol2; /* Cursor colour2 */
1944 1995
1996 want_refresh = 0; /* screen is current */
1997
1945 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1998 if (refresh_type == NO_REFRESH || !mapped)
1946 return; 1999 return;
1947 2000
1948 /* 2001 /*
1949 * A: set up vars 2002 * A: set up vars
1950 */ 2003 */
1951 must_clear = 0; 2004 have_bg = 0;
1952
1953 refresh_count = 0; 2005 refresh_count = 0;
1954 2006
1955 row_offset = TermWin.saveLines - TermWin.view_start; 2007#ifdef HAVE_BG_PIXMAP
1956
1957#ifdef XPM_BACKGROUND
1958 must_clear |= (bgPixmap.pixmap != None); 2008 have_bg |= bgPixmap.pixmap != None;
1959#endif 2009#endif
1960#ifdef TRANSPARENT 2010#if ENABLE_TRANSPARENCY
1961 must_clear |= ((Options & Opt_transparent) && am_transparent); 2011 have_bg |= option (Opt_transparent) && am_transparent;
1962#endif 2012#endif
1963 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2013 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1964 2014
1965 /* 2015 /*
1966 * B: reverse any characters which are selected 2016 * B: reverse any characters which are selected
… …
1970 /* 2020 /*
1971 * C: set the cursor character (s) 2021 * C: set the cursor character (s)
1972 */ 2022 */
1973 { 2023 {
1974 unsigned char setoldcursor; 2024 unsigned char setoldcursor;
1975 rend_t ccol1, /* Cursor colour */
1976 ccol2; /* Cursor colour2 */
1977 2025
1978 showcursor = (screen.flags & Screen_VisibleCursor); 2026 showcursor = (screen.flags & Screen_VisibleCursor);
1979#ifdef CURSOR_BLINK 2027#ifdef CURSOR_BLINK
1980 if (hidden_cursor) 2028 if (hidden_cursor)
1981 showcursor = 0; 2029 showcursor = 0;
1982#endif 2030#endif
1983 2031
1984 if (showcursor) 2032 if (showcursor)
1985 { 2033 {
1986 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 2034 int col = screen.cur.col;
1987 2035
2036 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2037 col--;
2038
2039 crp = &ROW(screen.cur.row).r[col];
2040
2041#ifndef NO_CURSORCOLOR
2042 cc1 = *crp & (RS_fgMask | RS_bgMask);
2043 if (ISSET_PIXCOLOR (Color_cursor))
2044 ccol1 = Color_cursor;
2045 else
2046#endif
2047#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2048 ccol1 = fgcolor_of (rstyle);
2049#else
2050 ccol1 = Color_fg;
2051#endif
2052
2053#ifndef NO_CURSORCOLOR
2054 if (ISSET_PIXCOLOR (Color_cursor2))
2055 ccol2 = Color_cursor2;
2056 else
2057#endif
2058#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2059 ccol2 = bgcolor_of (rstyle);
2060#else
2061 ccol2 = Color_bg;
2062#endif
2063
1988 if (showcursor && TermWin.focus) 2064 if (showcursor && focus)
1989 { 2065 {
2066 if (option (Opt_cursorUnderline))
1990 *srp ^= RS_RVid; 2067 *crp ^= RS_Uline;
1991#ifndef NO_CURSORCOLOR
1992 cc1 = *srp & (RS_fgMask | RS_bgMask);
1993 if (ISSET_PIXCOLOR (Color_cursor))
1994 ccol1 = Color_cursor;
1995 else 2068 else
1996#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1997 ccol1 = GET_FGCOLOR (rstyle);
1998#else
1999 ccol1 = Color_fg;
2000#endif
2001 if (ISSET_PIXCOLOR (Color_cursor2))
2002 ccol2 = Color_cursor2;
2003 else 2069 {
2004#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2070 *crp ^= RS_RVid;
2005 ccol2 = GET_BGCOLOR (rstyle);
2006#else
2007 ccol2 = Color_bg;
2008#endif
2009 *srp = SET_FGCOLOR (*srp, ccol1); 2071 *crp = SET_FGCOLOR (*crp, ccol1);
2010 *srp = SET_BGCOLOR (*srp, ccol2); 2072 *crp = SET_BGCOLOR (*crp, ccol2);
2011#endif 2073 }
2012 } 2074 }
2013 } 2075 }
2014 2076
2015 /* make sure no outline cursor is left around */ 2077 /* make sure no outline cursor is left around */
2016 setoldcursor = 0; 2078 setoldcursor = 0;
2017 if (ocrow != -1) 2079 if (ocrow != -1)
2018 { 2080 {
2019 if (screen.cur.row + TermWin.view_start != ocrow 2081 if (screen.cur.row - view_start != ocrow
2020 || screen.cur.col != oldcursor.col) 2082 || screen.cur.col != oldcursor.col)
2021 { 2083 {
2022 if (ocrow < TermWin.nrow 2084 if (ocrow < nrow
2023 && oldcursor.col < TermWin.ncol) 2085 && oldcursor.col < ncol)
2024 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2086 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2025 2087
2026 if (TermWin.focus || !showcursor) 2088 if (focus || !showcursor)
2027 oldcursor.row = -1; 2089 oldcursor.row = -1;
2028 else 2090 else
2029 setoldcursor = 1; 2091 setoldcursor = 1;
2030 } 2092 }
2031 } 2093 }
2032 else if (!TermWin.focus) 2094 else if (!focus)
2033 setoldcursor = 1; 2095 setoldcursor = 1;
2034 2096
2035 if (setoldcursor) 2097 if (setoldcursor)
2036 { 2098 {
2037 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2099 if (screen.cur.row - view_start >= nrow)
2038 oldcursor.row = -1; 2100 oldcursor.row = -1;
2039 else 2101 else
2040 { 2102 {
2041 oldcursor.row = screen.cur.row + TermWin.view_start; 2103 oldcursor.row = screen.cur.row - view_start;
2042 oldcursor.col = screen.cur.col; 2104 oldcursor.col = screen.cur.col;
2043 } 2105 }
2044 } 2106 }
2045 } 2107 }
2108
2109 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2110#if ENABLE_OVERLAY
2111 scr_swap_overlay ();
2112#endif
2046 2113
2047#ifndef NO_SLOW_LINK_SUPPORT 2114#ifndef NO_SLOW_LINK_SUPPORT
2048 /* 2115 /*
2049 * D: CopyArea pass - very useful for slower links 2116 * D: CopyArea pass - very useful for slower links
2050 * This has been deliberately kept simple. 2117 * This has been deliberately kept simple.
2051 */ 2118 */
2052 i = num_scr;
2053 if (!display->is_local 2119 if (!display->is_local
2054 && refresh_type == FAST_REFRESH && num_scr_allow && i 2120 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2055 && abs (i) < TermWin.nrow && !must_clear) 2121 && abs (num_scr) < nrow && !have_bg)
2056 { 2122 {
2057 int16_t nits; 2123 int16_t nits;
2124 int i = num_scr;
2058 int j; 2125 int j;
2059 rend_t *drp2;
2060 text_t *dtp2;
2061 int len, wlen; 2126 int len, wlen;
2127 dLocal (int, num_scr);
2062 2128
2063 j = TermWin.nrow; 2129 j = nrow;
2064 wlen = len = -1; 2130 wlen = len = -1;
2065 row = i > 0 ? 0 : j - 1; 2131 row = i > 0 ? 0 : j - 1;
2132
2066 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2133 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2067 { 2134 {
2068 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2135 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2069 { 2136 {
2070 stp = screen.text[row + row_offset]; 2137 line_t s = ROW(view_start + row);
2071 srp = screen.rend[row + row_offset];
2072 dtp = drawn_text[row]; 2138 line_t d = drawn_buf[row];
2073 dtp2 = drawn_text[row + i]; 2139 line_t d2 = drawn_buf[row + i];
2074 drp = drawn_rend[row];
2075 drp2 = drawn_rend[row + i];
2076 2140
2077 for (nits = 0, col = TermWin.ncol; col--; ) 2141 for (nits = 0, col = ncol; col--; )
2078 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2142 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2079 nits--; 2143 nits--;
2080 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2144 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2081 nits++; 2145 nits++;
2082 2146
2083 if (nits > 8) /* XXX: arbitrary choice */ 2147 if (nits > 8) /* XXX: arbitrary choice */
2084 { 2148 {
2085 for (col = TermWin.ncol; col--; ) 2149 for (col = ncol; col--; )
2086 { 2150 {
2087 *dtp++ = *dtp2++; 2151 *d.t++ = *d2.t++;
2088 *drp++ = *drp2++; 2152 *d.r++ = *d2.r++;
2089 } 2153 }
2090 2154
2091 if (len == -1) 2155 if (len == -1)
2092 len = row; 2156 len = row;
2093 2157
2094 wlen = row; 2158 wlen = row;
2095 continue; 2159 continue;
2096 } 2160 }
2097 } 2161 }
2098 2162
2099 if (len != -1) 2163 if (len >= 0)
2100 { 2164 {
2101 /* also comes here at end if needed because of >= above */ 2165 /* also comes here at end if needed because of >= above */
2102 if (wlen < len) 2166 if (wlen < len)
2103 SWAP_IT (wlen, len, int); 2167 ::swap (wlen, len);
2104 2168
2105 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2169 XGCValues gcv;
2106 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2170
2171 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2172 XCopyArea (dpy, vt, vt,
2107 TermWin.gc, 0, Row2Pixel (len + i), 2173 gc, 0, Row2Pixel (len + i),
2108 (unsigned int)TermWin_TotalWidth (), 2174 (unsigned int)this->width,
2109 (unsigned int)Height2Pixel (wlen - len + 1), 2175 (unsigned int)Height2Pixel (wlen - len + 1),
2110 0, Row2Pixel (len)); 2176 0, Row2Pixel (len));
2177 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2178
2111 len = -1; 2179 len = -1;
2112 } 2180 }
2113 } 2181 }
2114 } 2182 }
2115#endif 2183#endif
2116 2184
2117 /* 2185 /*
2118 * E: main pass across every character 2186 * E: main pass across every character
2119 */ 2187 */
2120 for (row = 0; row < TermWin.nrow; row++) 2188 for (row = 0; row < nrow; row++)
2121 { 2189 {
2122 stp = screen.text[row + row_offset]; 2190 text_t *stp = ROW(view_start + row).t;
2123 srp = screen.rend[row + row_offset]; 2191 rend_t *srp = ROW(view_start + row).r;
2124 dtp = drawn_text[row]; 2192 text_t *dtp = drawn_buf[row].t;
2125 drp = drawn_rend[row]; 2193 rend_t *drp = drawn_buf[row].r;
2126 2194
2127 /* 2195 /*
2128 * E2: OK, now the real pass 2196 * E2: OK, now the real pass
2129 */ 2197 */
2130 int ypixel = (int)Row2Pixel (row); 2198 int ypixel = (int)Row2Pixel (row);
2131 2199
2132 for (col = 0; col < TermWin.ncol; col++) 2200 for (col = 0; col < ncol; col++)
2133 { 2201 {
2134 /* compare new text with old - if exactly the same then continue */ 2202 /* compare new text with old - if exactly the same then continue */
2135 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2203 if (stp[col] == dtp[col] /* Must match characters to skip. */
2136 && (srp[col] == drp[col] /* Either rendition the same or */ 2204 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2137 || (stp[col] == ' ' /* space w/ no background change */ 2205 || (stp[col] == ' ' /* space w/ no background change */
2138 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2206 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2139 continue; 2207 continue;
2140 2208
2141 // redraw one or more characters 2209 // redraw one or more characters
2142 2210
2143 // seek to the beginning if wide characters 2211 // seek to the beginning of wide characters
2144 while (stp[col] == NOCHAR && col > 0) 2212 while (stp[col] == NOCHAR && col > 0)
2145 --col; 2213 --col;
2146 2214
2147 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2215 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2148 text_t *text = stp + col; 2216 text_t *text = stp + col;
… …
2151 dtp[col] = stp[col]; 2219 dtp[col] = stp[col];
2152 drp[col] = rend; 2220 drp[col] = rend;
2153 2221
2154 int xpixel = Col2Pixel (col); 2222 int xpixel = Col2Pixel (col);
2155 2223
2156 // this loop looks very messy, it can probably be optimized
2157 // and cleaned a bit by you?
2158 for (i = 0; ++col < TermWin.ncol; ) 2224 for (i = 0; ++col < ncol; )
2159 { 2225 {
2160 if (stp[col] == NOCHAR) 2226 if (stp[col] == NOCHAR)
2161 { 2227 {
2162 dtp[col] = stp[col]; 2228 dtp[col] = stp[col];
2163 drp[col] = rend; 2229 drp[col] = rend;
2164 count++; 2230 count++;
2165
2166 if (i) // only possible skip if char unchanged
2167 i++; 2231 i++;
2168 2232
2169 continue; 2233 continue;
2170 } 2234 }
2171 2235
2172 if (rend != srp[col]) 2236 if (!RS_SAME (rend, srp[col]))
2173 break; 2237 break;
2174 2238
2175 count++; 2239 count++;
2176 2240
2177 if (stp[col] != dtp[col] 2241 if (stp[col] != dtp[col]
2178 || srp[col] != drp[col]) 2242 || !RS_SAME (srp[col], drp[col]))
2179 { 2243 {
2180 if (must_clear && (i++ > (count / 2))) 2244 if (have_bg && (i++ > count / 2))
2181 break; 2245 break;
2182 2246
2183 dtp[col] = stp[col]; 2247 dtp[col] = stp[col];
2184 drp[col] = rend; 2248 drp[col] = rend;
2185 i = 0; 2249 i = 0;
2186 } 2250 }
2187 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2251 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2188 break; 2252 break;
2189 } 2253 }
2190 2254
2191 col--; /* went one too far. move back */ 2255 col--; /* went one too far. move back */
2192 count -= i; /* dump any matching trailing chars */ 2256 count -= i; /* dump any matching trailing chars */
2257
2258 // sometimes we optimize away the trailing NOCHAR's, add them back
2259 while (i && text[count] == NOCHAR)
2260 count++, i--;
2193 2261
2194 /* 2262 /*
2195 * Determine the attributes for the string 2263 * Determine the attributes for the string
2196 */ 2264 */
2197 int fid = GET_FONT (rend);
2198 int fore = GET_FGCOLOR (rend); // desired foreground 2265 int fore = fgcolor_of (rend); // desired foreground
2199 int back = GET_BGCOLOR (rend); // desired background 2266 int back = bgcolor_of (rend); // desired background
2200 2267
2201 rend = GET_ATTR (rend); 2268 // only do special processing if any attributes are set, which is unlikely
2202 2269 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2203 rvid = !!(rend & RS_RVid); 2270 {
2271 bool invert = rend & RS_RVid;
2204 2272
2205#ifndef NO_BOLD_UNDERLINE_REVERSE 2273#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 if (rend & RS_Bold && fore == Color_fg && !(Options & Opt_realBold)) 2274 if (rend & RS_Bold
2275 && fore == Color_fg)
2207 { 2276 {
2208 if (ISSET_PIXCOLOR (Color_BD)) 2277 if (ISSET_PIXCOLOR (Color_BD))
2209 fore = Color_BD; 2278 fore = Color_BD;
2279# if !ENABLE_STYLES
2210 else 2280 else
2211 rvid = !rvid; 2281 invert = !invert;
2282# endif
2283 }
2284
2285 if (rend & RS_Italic
2286 && fore == Color_fg)
2287 {
2288 if (ISSET_PIXCOLOR (Color_IT))
2289 fore = Color_IT;
2290# if !ENABLE_STYLES
2291 else
2292 invert = !invert;
2293# endif
2294 }
2295
2296 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2297 fore = Color_UL;
2298#endif
2299
2300 if (invert)
2301 {
2302#ifdef OPTION_HC
2303 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2304 || !ISSET_PIXCOLOR (Color_HC))
2305#endif
2306 /* invert the column if no highlightColor is set or it is the
2307 * current cursor column */
2308 ::swap (fore, back);
2309#ifdef OPTION_HC
2310 else if (ISSET_PIXCOLOR (Color_HC))
2311 back = Color_HC;
2312#endif
2313
2314#ifndef NO_BOLD_UNDERLINE_REVERSE
2315# ifndef OPTION_HC
2316 if (ISSET_PIXCOLOR (Color_RV))
2317 back = Color_RV;
2318# endif
2319 if (fore == back)
2320 {
2321 fore = Color_bg;
2322 back = Color_fg;
2323 }
2324#endif
2325 }
2326
2327#ifdef TEXT_BLINK
2328 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2329 {
2330 if (!text_blink_ev.active)
2331 {
2332 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2333 hidden_text = 0;
2334 }
2335 else if (hidden_text)
2336 fore = back;
2337 }
2338#endif
2339
2340#if ENABLE_STYLES
2341 // "careful" (too wide) character handling
2342
2343 // include previous careful character(s) if possible, looks nicer (best effort...)
2344 while (text > stp
2345 && srp[text - stp - 1] & RS_Careful
2346 && RS_SAME (rend, srp[text - stp - 1]))
2347 text--, count++, xpixel -= fwidth;
2348
2349 // force redraw after "careful" characters to avoid pixel droppings
2350 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2351 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2352
2353 // force redraw before "careful" characters to avoid pixel droppings
2354 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2355 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2356#endif
2212 } 2357 }
2213
2214 if (rend & RS_Uline)
2215 if (ISSET_PIXCOLOR (Color_UL))
2216 fore = Color_UL;
2217#endif
2218
2219 if (rvid)
2220 {
2221 SWAP_IT (fore, back, int);
2222
2223#ifndef NO_BOLD_UNDERLINE_REVERSE
2224 if (ISSET_PIXCOLOR (Color_RV)
2225# ifndef NO_CURSORCOLOR
2226 && !ISSET_PIXCOLOR (Color_cursor)
2227# endif
2228 )
2229 back = Color_RV;
2230#endif
2231 }
2232
2233#ifdef TEXT_BLINK
2234 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2235 {
2236 if (!text_blink_ev.active)
2237 {
2238 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2239 hidden_text = 0;
2240 }
2241 else if (hidden_text)
2242 fore = back;
2243 }
2244#endif
2245 2358
2246 /* 2359 /*
2247 * Actually do the drawing of the string here 2360 * Actually do the drawing of the string here
2248 */ 2361 */
2249 rxvt_font *font = (*TermWin.fontset)[fid]; 2362 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2250 2363
2251 if (back == fore)
2252 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2253 TermWin.fwidth * count, TermWin.fheight,
2254 back);
2255 else if (back == Color_bg) 2364 if (have_bg && back == Color_bg)
2256 { 2365 {
2257 if (must_clear) 2366 // this is very ugly, maybe push it into ->draw?
2258 {
2259 CLEAR_CHARS (xpixel, ypixel, count);
2260 2367
2261 for (i = 0; i < count; i++) /* don't draw empty strings */ 2368 for (i = 0; i < count; i++) /* don't draw empty strings */
2262 if (text[i] != ' ') 2369 if (text[i] != ' ')
2263 { 2370 {
2264 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2371 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2265 break; 2372 goto did_clear;
2266 }
2267 } 2373 }
2268 else 2374
2269 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2375 CLEAR_CHARS (xpixel, ypixel, count);
2376 did_clear: ;
2270 } 2377 }
2271 else 2378 else
2272 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2379 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2273 2380
2274 if (rend & RS_Uline && font->descent > 1 && fore != back) 2381 if (rend & RS_Uline && font->descent > 1 && fore != back)
2382 {
2383#if ENABLE_FRILLS
2384 if (ISSET_PIXCOLOR (Color_underline))
2385 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2386 else
2387#endif
2388 XSetForeground (dpy, gc, pix_colors[fore]);
2389
2275 XDrawLine (display->display, drawBuffer, TermWin.gc, 2390 XDrawLine (dpy, drawBuffer, gc,
2276 xpixel, ypixel + font->ascent + 1, 2391 xpixel, ypixel + font->ascent + 1,
2277 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2392 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2393 }
2278 } /* for (col....) */ 2394 } /* for (col....) */
2279 } /* for (row....) */ 2395 } /* for (row....) */
2396
2397#if ENABLE_OVERLAY
2398 scr_swap_overlay ();
2399#endif
2400 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2280 2401
2281 /* 2402 /*
2282 * G: cleanup cursor and display outline cursor if necessary 2403 * G: cleanup cursor and display outline cursor if necessary
2283 */ 2404 */
2284 if (showcursor) 2405 if (showcursor)
2285 { 2406 {
2286 if (TermWin.focus) 2407 if (focus)
2408 {
2409 if (option (Opt_cursorUnderline))
2410 *crp ^= RS_Uline;
2411 else
2287 { 2412 {
2288 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2289 [screen.cur.col]);
2290 *srp ^= RS_RVid; 2413 *crp ^= RS_RVid;
2291#ifndef NO_CURSORCOLOR 2414#ifndef NO_CURSORCOLOR
2292 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2415 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2293#endif 2416#endif
2417 }
2294 } 2418 }
2295 else if (oldcursor.row >= 0) 2419 else if (oldcursor.row >= 0)
2296 { 2420 {
2421 int cursorwidth = 1;
2422 int col = oldcursor.col;
2423
2424 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2425 col--;
2426
2427 while (col + cursorwidth < ncol
2428 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2429 cursorwidth++;
2430
2297#ifndef NO_CURSORCOLOR 2431#ifndef NO_CURSORCOLOR
2298 if (ISSET_PIXCOLOR (Color_cursor)) 2432 if (ISSET_PIXCOLOR (Color_cursor))
2299 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2433 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2434 else
2300#endif 2435#endif
2301 int cursorwidth = 1; 2436 XSetForeground (dpy, gc, pix_colors[ccol1]);
2302 while (oldcursor.col + cursorwidth < TermWin.ncol
2303 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2304 cursorwidth++;
2305 2437
2306 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2438 XDrawRectangle (dpy, drawBuffer, gc,
2307 Col2Pixel (oldcursor.col), 2439 Col2Pixel (col),
2308 Row2Pixel (oldcursor.row), 2440 Row2Pixel (oldcursor.row),
2309 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2441 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2310 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2442 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2311 } 2443 }
2312 } 2444 }
2313 2445
2314 /* 2446 /*
2315 * H: cleanup selection 2447 * H: cleanup selection
2316 */ 2448 */
2317 scr_reverse_selection (); 2449 scr_reverse_selection ();
2318 2450
2319 if (refresh_type & SMOOTH_REFRESH)
2320 XFlush (display->display);
2321
2322 num_scr = 0; 2451 num_scr = 0;
2323 num_scr_allow = 1; 2452 num_scr_allow = 1;
2324 want_refresh = 0; /* screen is current */
2325} 2453}
2326 2454
2327void 2455void
2328rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2456rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2329{ 2457{
2330 if (!rp || !tp) 2458 if (!l.t)
2331 return; 2459 return;
2332 2460
2333 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2461 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2334 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2335}
2336 2462
2463 for (int i = ncol; i--; )
2464 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2465}
2466
2337void 2467void
2338rxvt_term::scr_remap_chars () 2468rxvt_term::scr_remap_chars () NOTHROW
2339{ 2469{
2340 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2470 for (int i = total_rows; i--; )
2341 scr_remap_chars (screen.text[i], screen.rend[i]); 2471 scr_remap_chars (row_buf [i]);
2342 2472
2343 for (int i = TermWin.nrow; i--; ) 2473 for (int i = nrow; i--; )
2344 {
2345 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2346 scr_remap_chars (swap.text[i], swap.rend[i]);
2347 } 2474 {
2475 scr_remap_chars (drawn_buf [i]);
2476 scr_remap_chars (swap_buf [i]);
2477 }
2348} 2478}
2349 2479
2350/* ------------------------------------------------------------------------- */
2351void 2480void
2481rxvt_term::scr_recolour () NOTHROW
2482{
2483 if (1
2484#if ENABLE_TRANSPARENCY
2485 && !am_transparent
2486#endif
2487#ifdef HAVE_BG_PIXMAP
2488 && !bgPixmap.pixmap
2489#endif
2490 )
2491 {
2492 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2493 XClearWindow (dpy, parent[0]);
2494 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2495#if HAVE_SCROLLBARS
2496 if (scrollBar.win)
2497 {
2498 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2499 scrollBar.setIdle ();
2500 scrollbar_show (0);
2501 }
2502#endif
2503 }
2504
2505 scr_clear ();
2506 scr_touch (true);
2507 want_refresh = 1;
2508}
2509
2510/* ------------------------------------------------------------------------- */
2511void
2352rxvt_term::scr_clear (bool really) 2512rxvt_term::scr_clear (bool really) NOTHROW
2353{ 2513{
2354 if (!TermWin.mapped) 2514 if (!mapped)
2355 return; 2515 return;
2356 2516
2357 num_scr_allow = 0; 2517 num_scr_allow = 0;
2358 want_refresh = 1; 2518 want_refresh = 1;
2359 2519
2360#ifdef TRANSPARENT 2520 if (really)
2361 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2521 XClearWindow (dpy, vt);
2522}
2523
2524void
2525rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2526{
2527 int view_end = view_start + nrow;
2528 int row, col;
2529
2530 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2531 {
2532 text_t *stp = ROW(row).t;
2533 rend_t *srp = ROW(row).r;
2534
2535 for (col = beg_col; col < end_col; col++)
2536 srp[col] ^= rstyle1;
2537
2538 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2539 srp[col] ^= rstyle2;
2540
2541 if (++col < end_col)
2542 srp[col] ^= rstyle2;
2362 { 2543 }
2363 int i; 2544}
2364 2545
2365 if (! (Options & Opt_transparent_all)) 2546void
2547rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2548{
2549 int view_end = view_start + nrow;
2550 int row, col;
2551
2552 if (beg_row >= view_start)
2553 {
2554 col = beg_col;
2555 row = beg_row;
2556 }
2557 else
2558 {
2366 i = 0; 2559 col = 0;
2560 row = view_start;
2561 }
2562
2563 for (; row < min (end_row, view_end); row++, col = 0)
2564 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2565 srp[col] ^= rstyle;
2566
2567 if (row == end_row)
2568 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2569 srp[col] ^= rstyle;
2570}
2571
2572/* ------------------------------------------------------------------------- */
2573void
2574rxvt_term::scr_reverse_selection () NOTHROW
2575{
2576 if (selection.op
2577 && current_screen == selection.screen
2578 && selection.end.row >= view_start)
2579 {
2580#if !ENABLE_MINIMAL
2581 if (selection.rect)
2582 scr_xor_rect (selection.beg.row, selection.beg.col,
2583 selection.end.row, selection.end.col,
2584 RS_RVid, RS_RVid | RS_Uline);
2367 else 2585 else
2368 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2369
2370 while (i--)
2371 if (TermWin.parent[i] != None)
2372 XClearWindow (display->display, TermWin.parent[i]);
2373 }
2374#endif 2586#endif
2375 2587 scr_xor_span (selection.beg.row, selection.beg.col,
2376 if (really) 2588 selection.end.row, selection.end.col,
2377 XClearWindow (display->display, TermWin.vt); 2589 RS_RVid);
2378}
2379
2380/* ------------------------------------------------------------------------- */
2381void
2382rxvt_term::scr_reverse_selection ()
2383{
2384 if (selection.op && current_screen == selection.screen)
2385 {
2386 int end_row = TermWin.saveLines - TermWin.view_start;
2387 int i = selection.beg.row + TermWin.saveLines;
2388 int col, row = selection.end.row + TermWin.saveLines;
2389 rend_t *srp;
2390
2391 if (i >= end_row)
2392 col = selection.beg.col;
2393 else
2394 {
2395 col = 0;
2396 i = end_row;
2397 }
2398
2399 end_row += TermWin.nrow;
2400 for (; i < row && i < end_row; i++, col = 0)
2401 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2402 srp[col] ^= RS_RVid;
2403
2404 if (i == row && i < end_row)
2405 for (srp = screen.rend[i]; col < selection.end.col; col++)
2406 srp[col] ^= RS_RVid;
2407 } 2590 }
2408} 2591}
2409 2592
2410/* ------------------------------------------------------------------------- */ 2593/* ------------------------------------------------------------------------- */
2411/* 2594/*
2412 * Dump the whole scrollback and screen to the passed filedescriptor. The 2595 * Dump the whole scrollback and screen to the passed filedescriptor. The
2413 * invoking routine must close the fd. 2596 * invoking routine must close the fd.
2414 */ 2597 */
2415#if 0 2598#if 0
2416void 2599void
2417rxvt_term::scr_dump (int fd) 2600rxvt_term::scr_dump (int fd) NOTHROW
2418{ 2601{
2419 int row, wrote; 2602 int row, wrote;
2420 unsigned int width, towrite; 2603 unsigned int width, towrite;
2421 char r1[] = "\n"; 2604 char r1[] = "\n";
2422 2605
2423 for (row = TermWin.saveLines - TermWin.nscrolled; 2606 for (row = saveLines - nsaved;
2424 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2607 row < saveLines + nrow - 1; row++)
2425 { 2608 {
2426 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2609 width = row_buf[row].l >= 0 ? row_buf[row].l
2427 : TermWin.ncol; 2610 : ncol;
2428 for (towrite = width; towrite; towrite -= wrote) 2611 for (towrite = width; towrite; towrite -= wrote)
2429 { 2612 {
2430 wrote = write (fd, & (screen.text[row][width - towrite]), 2613 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2431 towrite); 2614 towrite);
2432 if (wrote < 0) 2615 if (wrote < 0)
2433 return; /* XXX: death, no report */ 2616 return; /* XXX: death, no report */
2434 } 2617 }
2435 if (screen.tlen[row] >= 0) 2618 if (row_buf[row].l >= 0)
2436 if (write (fd, r1, 1) <= 0) 2619 if (write (fd, r1, 1) <= 0)
2437 return; /* XXX: death, no report */ 2620 return; /* XXX: death, no report */
2438 } 2621 }
2439} 2622}
2440#endif 2623#endif
2441 2624
2442/* ------------------------------------------------------------------------- * 2625/* ------------------------------------------------------------------------- *
2443 * CHARACTER SELECTION * 2626 * CHARACTER SELECTION *
2444 * ------------------------------------------------------------------------- */ 2627 * ------------------------------------------------------------------------- */
2445
2446/*
2447 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2448 */
2449void 2628void
2450rxvt_term::selection_check (int check_more) 2629rxvt_term::selection_check (int check_more) NOTHROW
2451{ 2630{
2452 row_col_t pos; 2631 row_col_t pos;
2453 2632
2454 if (!selection.op) 2633 if (!selection.op)
2455 return; 2634 return;
2456 2635
2457 pos.row = pos.col = 0; 2636 pos.row = pos.col = 0;
2458 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2637 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2459 || (selection.beg.row >= TermWin.nrow) 2638 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2460 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2639 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2461 || (selection.mark.row >= TermWin.nrow)
2462 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2463 || (selection.end.row >= TermWin.nrow)
2464 || (check_more == 1 2640 || (check_more == 1
2465 && current_screen == selection.screen 2641 && current_screen == selection.screen
2466 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2642 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2467 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2643 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2468 || (check_more == 2 2644 || (check_more == 2
… …
2470 && ROWCOL_IS_AFTER (selection.end, pos)) 2646 && ROWCOL_IS_AFTER (selection.end, pos))
2471 || (check_more == 3 2647 || (check_more == 3
2472 && ROWCOL_IS_AFTER (selection.end, pos)) 2648 && ROWCOL_IS_AFTER (selection.end, pos))
2473 || (check_more == 4 /* screen width change */ 2649 || (check_more == 4 /* screen width change */
2474 && (selection.beg.row != selection.end.row 2650 && (selection.beg.row != selection.end.row
2475 || selection.end.col > TermWin.ncol))) 2651 || selection.end.col > ncol)))
2476 CLEAR_SELECTION (); 2652 CLEAR_SELECTION ();
2477} 2653}
2478 2654
2479/* ------------------------------------------------------------------------- */ 2655/* ------------------------------------------------------------------------- */
2480/* 2656/*
2481 * Paste a selection direct to the command fd 2657 * Paste a selection direct to the command fd
2482 */ 2658 */
2483void 2659void
2484rxvt_term::paste (const unsigned char *data, unsigned int len) 2660rxvt_term::paste (char *data, unsigned int len) NOTHROW
2485{ 2661{
2486 unsigned int i, j, n;
2487 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2488
2489#if 0
2490 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2491 ZERO_SCROLLBACK (r);
2492#endif
2493
2494 /* convert normal newline chars into common keyboard Return key sequence */ 2662 /* convert normal newline chars into common keyboard Return key sequence */
2495 for (i = 0; i < len; i += PROP_SIZE) 2663 for (unsigned int i = 0; i < len; i++)
2496 {
2497 n = min (len - i, PROP_SIZE);
2498 MEMCPY (ds, data + i, n);
2499
2500 for (j = 0; j < n; j++)
2501 if (ds[j] == C0_LF) 2664 if (data[i] == C0_LF)
2502 ds[j] = C0_CR; 2665 data[i] = C0_CR;
2503 2666
2504 tt_write (ds, (int)n); 2667 tt_write (data, len);
2505 }
2506
2507 free (ds);
2508} 2668}
2509 2669
2510/* ------------------------------------------------------------------------- */ 2670/* ------------------------------------------------------------------------- */
2511/* 2671/*
2512 * Respond to a notification that a primary selection has been sent 2672 * Respond to a notification that a primary selection has been sent
2513 * EXT: SelectionNotify 2673 * EXT: SelectionNotify
2514 */ 2674 */
2515int 2675void
2516rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2676rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2517{ 2677{
2518 long nread = 0;
2519 unsigned long bytes_after;
2520 XTextProperty ct;
2521
2522 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2523
2524 if (prop == None) /* check for failed XConvertSelection */ 2678 if (prop == None) /* check for failed XConvertSelection */
2525 { 2679 {
2526 if ((selection_type & Sel_CompoundText)) 2680 if ((selection_type & Sel_CompoundText))
2527 { 2681 {
2528 int selnum = selection_type & Sel_whereMask; 2682 int selnum = selection_type & Sel_whereMask;
… …
2541 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2695 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2542 else 2696 else
2543 selection_type = 0; 2697 selection_type = 0;
2544 } 2698 }
2545 2699
2546 return 0; 2700 return;
2547 }
2548
2549 for (;;)
2550 { 2701 }
2551 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2702
2552 (long) (PROP_SIZE / 4), delete_prop, 2703 unsigned long bytes_after;
2704 XTextProperty ct;
2705
2706 if (XGetWindowProperty (dpy, win, prop,
2707 0, PROP_SIZE / 4,
2708 delete_prop, AnyPropertyType,
2709 &ct.encoding, &ct.format,
2710 &ct.nitems, &bytes_after,
2711 &ct.value) != Success)
2712 {
2713 ct.value = 0;
2714 goto bailout;
2715 }
2716
2717 if (ct.encoding == None)
2718 goto bailout;
2719
2720 if (bytes_after)
2721 {
2722 // fetch and append remaining data
2723 XTextProperty ct2;
2724
2725 if (XGetWindowProperty (dpy, win, prop,
2726 ct.nitems / 4, (bytes_after + 3) / 4,
2727 delete_prop, AnyPropertyType,
2553 AnyPropertyType, &ct.encoding, &ct.format, 2728 &ct2.encoding, &ct2.format,
2554 &ct.nitems, &bytes_after, 2729 &ct2.nitems, &bytes_after,
2555 &ct.value) != Success) 2730 &ct2.value) != Success)
2556 break; 2731 goto bailout;
2557 2732
2558 if (ct.encoding == 0) 2733 // realloc should be compatible to XFree, here, and elsewhere, too
2559 { 2734 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2560 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2735 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2561 break; 2736 ct.nitems += ct2.nitems;
2562 }
2563 2737
2738 XFree (ct2.value);
2739 }
2740
2564 if (ct.value == NULL) 2741 if (ct.value == 0)
2565 { 2742 goto bailout;
2566 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2567 continue;
2568 }
2569 2743
2744 if (ct.encoding == xa[XA_INCR])
2745 {
2746 // INCR selection, start handshake
2747 if (!delete_prop)
2748 XDeleteProperty (dpy, win, prop);
2749
2750 selection_wait = Sel_incr;
2751 incr_buf_fill = 0;
2752 incr_ev.start (NOW + 10);
2753
2754 goto bailout;
2755 }
2756
2570 if (ct.nitems == 0) 2757 if (ct.nitems == 0)
2758 {
2759 if (selection_wait == Sel_incr)
2760 {
2761 XFree (ct.value);
2762
2763 // finally complete, now paste the whole thing
2764 selection_wait = Sel_normal;
2765 ct.value = (unsigned char *)incr_buf;
2766 ct.nitems = incr_buf_fill;
2767 incr_buf = 0;
2768 incr_buf_size = 0;
2769 incr_ev.stop ();
2571 { 2770 }
2572 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2771 else
2573 2772 {
2574 if (selection_wait == Sel_normal && nread == 0 2773 if (selection_wait == Sel_normal
2575 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2774 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2576 { 2775 {
2577 /* 2776 /*
2578 * pass through again trying CUT_BUFFER0 if we've come from 2777 * pass through again trying CUT_BUFFER0 if we've come from
2579 * XConvertSelection () but nothing was presented 2778 * XConvertSelection () but nothing was presented
2580 */ 2779 */
2581 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2582 selection_paste (display->root, XA_CUT_BUFFER0, False); 2780 selection_paste (display->root, XA_CUT_BUFFER0, False);
2583 } 2781 }
2584 2782
2585 nread = -1; /* discount any previous stuff */ 2783 goto bailout;
2586 break;
2587 }
2588
2589 nread += ct.nitems;
2590
2591 char **cl;
2592 int cr;
2593 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 && cl)
2594 { 2784 }
2785 }
2786 else if (selection_wait == Sel_incr)
2787 {
2788 incr_ev.start (NOW + 10);
2789
2790 while (incr_buf_fill + ct.nitems > incr_buf_size)
2791 {
2792 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2793 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2794 }
2795
2796 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2797 incr_buf_fill += ct.nitems;
2798
2799 goto bailout;
2800 }
2801
2802 char **cl;
2803 int cr;
2804
2805#if !ENABLE_MINIMAL
2806 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2807 // so recode it manually
2808 if (ct.encoding == xa[XA_UTF8_STRING])
2809 {
2810 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2811 char *s = rxvt_wcstombs (w);
2812 free (w);
2813 // TODO: strlen == only the first element will be converted. well...
2814 paste (s, strlen (s));
2815 free (s);
2816 }
2817 else
2818#endif
2819 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2820 && cl)
2821 {
2595 for (int i = 0; i < cr; i++) 2822 for (int i = 0; i < cr; i++)
2596 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2823 paste (cl[i], strlen (cl[i]));
2597 2824
2598 XFreeStringList (cl); 2825 XFreeStringList (cl);
2599 } 2826 }
2600 else 2827 else
2601 paste (ct.value, ct.nitems); 2828 paste ((char *)ct.value, ct.nitems); // paste raw
2602 2829
2603 if (bytes_after == 0) 2830bailout:
2604 break;
2605
2606 XFree (ct.value);
2607 }
2608
2609 if (ct.value)
2610 XFree (ct.value); 2831 XFree (ct.value);
2611 2832
2612 if (selection_wait == Sel_normal) 2833 if (selection_wait == Sel_normal)
2613 selection_wait = Sel_none; 2834 selection_wait = Sel_none;
2614
2615 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2616 return (int)nread;
2617} 2835}
2618 2836
2619void 2837void
2620rxvt_term::incr_cb (time_watcher &w) 2838rxvt_term::incr_cb (time_watcher &w) NOTHROW
2621{ 2839{
2622 selection_wait = Sel_none; 2840 selection_wait = Sel_none;
2623 2841
2842 incr_buf_size = 0;
2843 free (incr_buf);
2844
2624 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2845 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2625} 2846}
2626 2847
2627/*
2628 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2629 */
2630void 2848void
2631rxvt_term::selection_property (Window win, Atom prop) 2849rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2632{ 2850{
2633 int reget_time = 0; 2851 if (prop == None || selection_wait != Sel_incr)
2634
2635 if (prop == None)
2636 return; 2852 return;
2637 2853
2638 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2639 if (selection_wait == Sel_normal)
2640 {
2641 int a, afmt;
2642 Atom atype;
2643 unsigned long bytes_after, nitems;
2644 unsigned char *s = NULL;
2645
2646 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2647 xa[XA_INCR], &atype, &afmt, &nitems,
2648 &bytes_after, &s);
2649 if (s)
2650 XFree (s);
2651 if (a != Success)
2652 return;
2653
2654#ifndef __CYGWIN32__
2655 if (atype == xa[XA_INCR])
2656 { /* start an INCR transfer */
2657 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2658 XDeleteProperty (display->display, win, prop);
2659 XFlush (display->display);
2660 reget_time = 1;
2661 selection_wait = Sel_incr;
2662 }
2663#endif
2664
2665 }
2666 else if (selection_wait == Sel_incr)
2667 {
2668 reget_time = 1;
2669
2670 if (selection_paste (win, prop, True) == -1) 2854 selection_paste (win, prop, true);
2671 {
2672 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2673 selection_wait = Sel_none;
2674 incr_ev.stop ();
2675 }
2676 }
2677 if (reget_time) /* received more data so reget time */
2678 incr_ev.start (NOW + 10);
2679} 2855}
2680 2856
2681/* ------------------------------------------------------------------------- */ 2857/* ------------------------------------------------------------------------- */
2682/* 2858/*
2683 * Request the current selection: 2859 * Request the current selection:
… …
2687 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2863 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2688 * will auto fallback to CUT_BUFFER0 2864 * will auto fallback to CUT_BUFFER0
2689 * EXT: button 2 release 2865 * EXT: button 2 release
2690 */ 2866 */
2691void 2867void
2692rxvt_term::selection_request (Time tm, int x, int y) 2868rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2693{ 2869{
2694 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2870 if (selection.text && selnum == Sel_Primary)
2695
2696 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2697 return; /* outside window */
2698
2699 if (selection.text)
2700 { /* internal selection */ 2871 { /* internal selection */
2701 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2702 char *str = rxvt_wcstombs (selection.text, selection.len); 2872 char *str = rxvt_wcstombs (selection.text, selection.len);
2703 paste ((unsigned char *)str, strlen (str)); 2873 paste (str, strlen (str));
2704 free (str); 2874 free (str);
2705 return; 2875 return;
2706 } 2876 }
2707 else 2877 else
2708 { 2878 {
2709 int i;
2710
2711 selection_request_time = tm; 2879 selection_request_time = tm;
2712 selection_wait = Sel_normal; 2880 selection_wait = Sel_normal;
2713 2881
2714 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2715 {
2716#if X_HAVE_UTF8_STRING 2882#if X_HAVE_UTF8_STRING
2717 selection_type = Sel_UTF8String; 2883 selection_type = Sel_UTF8String;
2718 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2884 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2719 return; 2885 return;
2720#else 2886#else
2721 selection_type = Sel_CompoundText; 2887 selection_type = Sel_CompoundText;
2722 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2888 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2723 return; 2889 return;
2724#endif 2890#endif
2725
2726 }
2727 } 2891 }
2728 2892
2729 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2893 selection_wait = Sel_none; /* don't loop in selection_paste () */
2730 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2731 selection_paste (display->root, XA_CUT_BUFFER0, False); 2894 selection_paste (display->root, XA_CUT_BUFFER0, false);
2732} 2895}
2733 2896
2734int 2897int
2735rxvt_term::selection_request_other (Atom target, int selnum) 2898rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2736{ 2899{
2737 Atom sel; 2900 Atom sel;
2738#ifdef DEBUG_SELECT
2739 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2740#endif
2741 2901
2742 selection_type |= selnum; 2902 selection_type |= selnum;
2743 2903
2744 if (selnum == Sel_Primary) 2904 if (selnum == Sel_Primary)
2745 sel = XA_PRIMARY; 2905 sel = XA_PRIMARY;
2746 else if (selnum == Sel_Secondary) 2906 else if (selnum == Sel_Secondary)
2747 sel = XA_SECONDARY; 2907 sel = XA_SECONDARY;
2748 else 2908 else
2749 sel = xa[XA_CLIPBOARD]; 2909 sel = xa[XA_CLIPBOARD];
2750 2910
2751 if (XGetSelectionOwner (display->display, sel) != None) 2911 if (XGetSelectionOwner (dpy, sel) != None)
2752 { 2912 {
2753 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2754 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2913 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2755 TermWin.vt, selection_request_time); 2914 vt, selection_request_time);
2756 return 1; 2915 return 1;
2757 } 2916 }
2758 2917
2759 return 0; 2918 return 0;
2760} 2919}
… …
2763/* 2922/*
2764 * Clear all selected text 2923 * Clear all selected text
2765 * EXT: SelectionClear 2924 * EXT: SelectionClear
2766 */ 2925 */
2767void 2926void
2768rxvt_term::selection_clear () 2927rxvt_term::selection_clear () NOTHROW
2769{ 2928{
2770 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2771
2772 want_refresh = 1; 2929 want_refresh = 1;
2773 free (selection.text); 2930 free (selection.text);
2774 selection.text = NULL; 2931 selection.text = NULL;
2775 selection.len = 0; 2932 selection.len = 0;
2776 CLEAR_SELECTION (); 2933 CLEAR_SELECTION ();
… …
2785 * EXT: button 1 or 3 release 2942 * EXT: button 1 or 3 release
2786 */ 2943 */
2787void 2944void
2788rxvt_term::selection_make (Time tm) 2945rxvt_term::selection_make (Time tm)
2789{ 2946{
2790 int i, col, end_col, row, end_row; 2947 int i;
2791 wchar_t *new_selection_text; 2948 wchar_t *new_selection_text;
2792 text_t *t; 2949 text_t *t;
2793 2950
2794 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2795 switch (selection.op) 2951 switch (selection.op)
2796 { 2952 {
2797 case SELECTION_CONT: 2953 case SELECTION_CONT:
2798 break; 2954 break;
2799 case SELECTION_INIT: 2955 case SELECTION_INIT:
… …
2809 selection.op = SELECTION_DONE; 2965 selection.op = SELECTION_DONE;
2810 2966
2811 if (selection.clicks == 4) 2967 if (selection.clicks == 4)
2812 return; /* nothing selected, go away */ 2968 return; /* nothing selected, go away */
2813 2969
2970 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2971 return;
2972
2814 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2973 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2815 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2974 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2816 2975
2817 col = selection.beg.col;
2818 MAX_IT (col, 0);
2819 row = selection.beg.row + TermWin.saveLines;
2820 end_row = selection.end.row + TermWin.saveLines;
2821 int ofs = 0; 2976 int ofs = 0;
2822 int extra = 0; 2977 int extra = 0;
2823 2978
2979 int col = selection.beg.col;
2980 int row = selection.beg.row;
2981
2982 int end_col;
2983
2824 for (; row <= end_row; row++, col = 0) 2984 for (; row <= selection.end.row; row++, col = 0)
2825 { 2985 {
2826 t = &(screen.text[row][col]); 2986#if !ENABLE_MINIMAL
2827 2987 if (selection.rect)
2828 end_col = screen.tlen[row]; 2988 {
2829 2989 col = selection.beg.col;
2830 if (end_col == -1)
2831 end_col = TermWin.ncol; 2990 end_col = ncol + 1;
2991 }
2992 else
2993#endif
2994 end_col = ROW(row).l;
2832 2995
2996 col = max (col, 0);
2997
2833 if (row == end_row) 2998 if (row == selection.end.row
2999#if !ENABLE_MINIMAL
3000 || selection.rect
3001#endif
3002 )
2834 MIN_IT (end_col, selection.end.col); 3003 min_it (end_col, selection.end.col);
3004
3005 t = ROW(row).t + col;
2835 3006
2836 for (; col < end_col; col++) 3007 for (; col < end_col; col++)
2837 { 3008 {
2838 if (*t == NOCHAR) 3009 if (*t == NOCHAR)
2839 t++; 3010 t++;
… …
2856#endif 3027#endif
2857 else 3028 else
2858 new_selection_text[ofs++] = *t++; 3029 new_selection_text[ofs++] = *t++;
2859 } 3030 }
2860 3031
2861 if (screen.tlen[row] != -1 && row != end_row) 3032#if !ENABLE_MINIMAL
3033 if (selection.rect)
3034 {
3035 while (ofs
3036 && new_selection_text[ofs - 1] != C0_LF
3037 && unicode::is_space (new_selection_text[ofs - 1]))
3038 --ofs;
3039
2862 new_selection_text[ofs++] = C0_LF; 3040 new_selection_text[ofs++] = C0_LF;
3041 }
3042 else
3043#endif
3044 if (!ROW(row).is_longer () && row != selection.end.row)
3045 new_selection_text[ofs++] = C0_LF;
2863 } 3046 }
2864 3047
2865 if (end_col != selection.end.col) 3048 if (end_col != selection.end.col)
2866 new_selection_text[ofs++] = C0_LF; 3049 new_selection_text[ofs++] = C0_LF;
2867 3050
… …
2877 3060
2878 // we usually allocate much more than necessary, so realloc it smaller again 3061 // we usually allocate much more than necessary, so realloc it smaller again
2879 selection.len = ofs; 3062 selection.len = ofs;
2880 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3063 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2881 3064
3065 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3066 return;
3067
3068 selection_grab (tm);
3069}
3070
3071bool
3072rxvt_term::selection_grab (Time tm) NOTHROW
3073{
3074 selection_time = tm;
3075
2882 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3076 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
2883 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3077 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3078 {
2884 display->set_selection_owner (this); 3079 display->set_selection_owner (this);
3080 return true;
3081 }
2885 else 3082 else
2886 rxvt_warn ("can't get primary selection, ignoring.\n"); 3083 {
3084 selection_clear ();
3085 return false;
3086 }
2887 3087
2888#if 0 3088#if 0
2889 XTextProperty ct; 3089 XTextProperty ct;
2890 3090
2891 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3091 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2892 { 3092 {
2893 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3093 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2894 PropModeReplace, ct.value, ct.nitems);
2895 XFree (ct.value); 3094 XFree (ct.value);
2896 } 3095 }
2897#endif 3096#endif
2898
2899 selection_time = tm;
2900 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2901} 3097}
2902 3098
2903/* ------------------------------------------------------------------------- */ 3099/* ------------------------------------------------------------------------- */
2904/* 3100/*
2905 * Mark or select text based upon number of clicks: 1, 2, or 3 3101 * Mark or select text based upon number of clicks: 1, 2, or 3
2906 * EXT: button 1 press 3102 * EXT: button 1 press
2907 */ 3103 */
2908void 3104void
2909rxvt_term::selection_click (int clicks, int x, int y) 3105rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2910{ 3106{
2911 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2912
2913 clicks = ((clicks - 1) % 3) + 1; 3107 clicks = ((clicks - 1) % 3) + 1;
2914 selection.clicks = clicks; /* save clicks so extend will work */ 3108 selection.clicks = clicks; /* save clicks so extend will work */
2915 3109
3110 if (clicks == 2 && !selection.rect
3111 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3112 {
3113 MEvent.clicks = 1; // what a mess
3114 selection.screen = current_screen;
3115 selection.op = SELECTION_CONT;
3116 return;
3117 }
3118
2916 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3119 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2917 3120
2918 if (clicks == 2 || clicks == 3) 3121 if (clicks == 2 || clicks == 3)
2919 selection_extend_colrow (selection.mark.col, 3122 selection_extend_colrow (selection.mark.col,
2920 selection.mark.row + TermWin.view_start, 3123 selection.mark.row - view_start,
2921 0, /* button 3 */ 3124 0, /* button 3 */
2922 1, /* button press */ 3125 1, /* button press */
2923 0); /* click change */ 3126 0); /* click change */
2924} 3127}
2925 3128
2926/* ------------------------------------------------------------------------- */ 3129/* ------------------------------------------------------------------------- */
2927/* 3130/*
2928 * Mark a selection at the specified col/row 3131 * Mark a selection at the specified col/row
2929 */ 3132 */
2930void 3133void
2931rxvt_term::selection_start_colrow (int col, int row) 3134rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2932{ 3135{
2933 want_refresh = 1; 3136 want_refresh = 1;
3137
3138 selection.mark.row = row + view_start;
2934 selection.mark.col = col; 3139 selection.mark.col = col;
2935 selection.mark.row = row - TermWin.view_start;
2936 3140
2937 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3141 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2938 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3142 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2939 MAX_IT (selection.mark.col, 0);
2940 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2941 3143
2942 while (selection.mark.col > 0 3144 while (selection.mark.col > 0
2943 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3145 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2944 --selection.mark.col; 3146 --selection.mark.col;
2945 3147
2946 if (selection.op) 3148 if (selection.op)
2947 { /* clear the old selection */ 3149 { /* clear the old selection */
2948 selection.beg.row = selection.end.row = selection.mark.row; 3150 selection.beg.row = selection.end.row = selection.mark.row;
… …
2959 * We now only find out the boundary in one direction 3161 * We now only find out the boundary in one direction
2960 */ 3162 */
2961 3163
2962/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3164/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2963#define DELIMIT_TEXT(x) \ 3165#define DELIMIT_TEXT(x) \
2964 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3166 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2965#define DELIMIT_REND(x) 1 3167#define DELIMIT_REND(x) 1
2966 3168
2967void 3169void
2968rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3170rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2969{ 3171{
2970 int col, row, dirnadd, tcol, trow, w1, w2; 3172 int col, row, dirnadd, tcol, trow, w1, w2;
2971 row_col_t bound; 3173 row_col_t bound;
2972 text_t *stp; 3174 text_t *stp;
2973 rend_t *srp; 3175 rend_t *srp;
2974 3176
2975 if (dirn == UP) 3177 if (dirn == UP)
2976 { 3178 {
2977 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3179 bound.row = top_row - 1;
2978 bound.col = 0; 3180 bound.col = 0;
2979 dirnadd = -1; 3181 dirnadd = -1;
2980 } 3182 }
2981 else 3183 else
2982 { 3184 {
2983 bound.row = TermWin.saveLines + TermWin.nrow; 3185 bound.row = nrow;
2984 bound.col = TermWin.ncol - 1; 3186 bound.col = ncol - 1;
2985 dirnadd = 1; 3187 dirnadd = 1;
2986 } 3188 }
2987 3189
2988 row = mark->row + TermWin.saveLines; 3190 row = mark->row;
2989 col = mark->col; 3191 col = max (mark->col, 0);
2990 MAX_IT (col, 0); 3192
2991 /* find the edge of a word */ 3193 /* find the edge of a word */
2992 stp = & (screen.text[row][col]); 3194 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2993 w1 = DELIMIT_TEXT (*stp); 3195 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2994
2995 srp = (&screen.rend[row][col]);
2996 w2 = DELIMIT_REND (*srp);
2997 3196
2998 for (;;) 3197 for (;;)
2999 { 3198 {
3000 for (; col != bound.col; col += dirnadd) 3199 for (; col != bound.col; col += dirnadd)
3001 { 3200 {
… …
3011 break; 3210 break;
3012 } 3211 }
3013 3212
3014 if ((col == bound.col) && (row != bound.row)) 3213 if ((col == bound.col) && (row != bound.row))
3015 { 3214 {
3016 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3215 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3017 { 3216 {
3018 trow = row + dirnadd; 3217 trow = row + dirnadd;
3019 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3218 tcol = dirn == UP ? ncol - 1 : 0;
3020 3219
3021 if (screen.text[trow] == NULL) 3220 if (!ROW(trow).t)
3022 break; 3221 break;
3023 3222
3024 stp = & (screen.text[trow][tcol]); 3223 stp = ROW(trow).t + tcol;
3025 srp = & (screen.rend[trow][tcol]); 3224 srp = ROW(trow).r + tcol;
3026 3225
3027 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3226 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3028 break; 3227 break;
3029 3228
3030 row = trow; 3229 row = trow;
… …
3033 } 3232 }
3034 } 3233 }
3035 break; 3234 break;
3036 } 3235 }
3037 3236
3038Old_Word_Selection_You_Die:
3039 D_SELECT ((stderr, "rxvt_selection_delimit_word (%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - TermWin.saveLines, col));
3040
3041 if (dirn == DN) 3237 if (dirn == DN)
3042 col++; /* put us on one past the end */ 3238 col++; /* put us on one past the end */
3043 3239
3044 /* Poke the values back in */ 3240 /* Poke the values back in */
3045 ret->row = row - TermWin.saveLines; 3241 ret->row = row;
3046 ret->col = col; 3242 ret->col = col;
3047} 3243}
3048 3244
3049/* ------------------------------------------------------------------------- */ 3245/* ------------------------------------------------------------------------- */
3050/* 3246/*
… …
3053 * flag == 0 ==> button 1 3249 * flag == 0 ==> button 1
3054 * flag == 1 ==> button 3 press 3250 * flag == 1 ==> button 3 press
3055 * flag == 2 ==> button 3 motion 3251 * flag == 2 ==> button 3 motion
3056 */ 3252 */
3057void 3253void
3058rxvt_term::selection_extend (int x, int y, int flag) 3254rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3059{ 3255{
3060 int col, row; 3256 int col = clamp (Pixel2Col (x), 0, ncol);
3061 3257 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3062 col = Pixel2Col (x);
3063 row = Pixel2Row (y);
3064 MAX_IT (row, 0);
3065 MIN_IT (row, (int)TermWin.nrow - 1);
3066 MAX_IT (col, 0);
3067 MIN_IT (col, (int)TermWin.ncol);
3068 3258
3069 /* 3259 /*
3070 * If we're selecting characters (single click) then we must check first 3260 * If we're selecting characters (single click) then we must check first
3071 * if we are at the same place as the original mark. If we are then 3261 * if we are at the same place as the original mark. If we are then
3072 * select nothing. Otherwise, if we're to the right of the mark, you have to 3262 * select nothing. Otherwise, if we're to the right of the mark, you have to
3073 * be _past_ a character for it to be selected. 3263 * be _past_ a character for it to be selected.
3074 */ 3264 */
3075 if (((selection.clicks % 3) == 1) && !flag 3265 if (((selection.clicks % 3) == 1) && !flag
3076 && (col == selection.mark.col 3266 && (col == selection.mark.col
3077 && (row == selection.mark.row + TermWin.view_start))) 3267 && (row == selection.mark.row - view_start)))
3078 { 3268 {
3079 /* select nothing */ 3269 /* select nothing */
3080 selection.beg.row = selection.end.row = 0; 3270 selection.beg.row = selection.end.row = 0;
3081 selection.beg.col = selection.end.col = 0; 3271 selection.beg.col = selection.end.col = 0;
3082 selection.clicks = 4; 3272 selection.clicks = 4;
3083 want_refresh = 1; 3273 want_refresh = 1;
3084 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3085 return; 3274 return;
3086 } 3275 }
3087 3276
3088 if (selection.clicks == 4) 3277 if (selection.clicks == 4)
3089 selection.clicks = 1; 3278 selection.clicks = 1;
… …
3096/* ------------------------------------------------------------------------- */ 3285/* ------------------------------------------------------------------------- */
3097/* 3286/*
3098 * Extend the selection to the specified col/row 3287 * Extend the selection to the specified col/row
3099 */ 3288 */
3100void 3289void
3101rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3290rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3102{ 3291{
3103 int16_t ncol = TermWin.ncol;
3104 int end_col;
3105 row_col_t pos; 3292 row_col_t pos;
3106 enum { 3293 enum {
3107 LEFT, RIGHT 3294 LEFT, RIGHT
3108 } closeto = RIGHT; 3295 } closeto = RIGHT;
3109 3296
3110 D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op));
3111 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3112
3113 want_refresh = 1; 3297 want_refresh = 1;
3298
3114 switch (selection.op) 3299 switch (selection.op)
3115 { 3300 {
3116 case SELECTION_INIT: 3301 case SELECTION_INIT:
3117 CLEAR_SELECTION (); 3302 CLEAR_SELECTION ();
3118 selection.op = SELECTION_BEGIN; 3303 selection.op = SELECTION_BEGIN;
… …
3131 selection_start_colrow (col, row); 3316 selection_start_colrow (col, row);
3132 /* FALLTHROUGH */ 3317 /* FALLTHROUGH */
3133 default: 3318 default:
3134 return; 3319 return;
3135 } 3320 }
3321
3136 if (selection.beg.col == selection.end.col 3322 if (selection.beg.col == selection.end.col
3137 && selection.beg.col != selection.mark.col 3323 && selection.beg.col != selection.mark.col
3138 && selection.beg.row == selection.end.row 3324 && selection.beg.row == selection.end.row
3139 && selection.beg.row != selection.mark.row) 3325 && selection.beg.row != selection.mark.row)
3140 { 3326 {
3141 selection.beg.col = selection.end.col = selection.mark.col; 3327 selection.beg.col = selection.end.col = selection.mark.col;
3142 selection.beg.row = selection.end.row = selection.mark.row; 3328 selection.beg.row = selection.end.row = selection.mark.row;
3143 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3144 } 3329 }
3145 3330
3146 pos.col = col; 3331 pos.col = col;
3147 pos.row = row; 3332 pos.row = view_start + row;
3148
3149 pos.row -= TermWin.view_start; /* adjust for scroll */
3150 3333
3151 /* 3334 /*
3152 * This is mainly xterm style selection with a couple of differences, mainly 3335 * This is mainly xterm style selection with a couple of differences, mainly
3153 * in the way button3 drag extension works. 3336 * in the way button3 drag extension works.
3154 * We're either doing: button1 drag; button3 press; or button3 drag 3337 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3191 } 3374 }
3192 else 3375 else
3193 { /* button1 drag or button3 drag */ 3376 { /* button1 drag or button3 drag */
3194 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3377 if (ROWCOL_IS_AFTER (selection.mark, pos))
3195 { 3378 {
3196 if ((selection.mark.row == selection.end.row) 3379 if (selection.mark.row == selection.end.row
3197 && (selection.mark.col == selection.end.col) 3380 && selection.mark.col == selection.end.col
3381 && clickchange
3198 && clickchange && selection.clicks == 2) 3382 && selection.clicks == 2)
3199 selection.mark.col--; 3383 selection.mark.col--;
3200 3384
3201 selection.beg.row = pos.row; 3385 selection.beg.row = pos.row;
3202 selection.beg.col = pos.col; 3386 selection.beg.col = pos.col;
3203 selection.end.row = selection.mark.row; 3387 selection.end.row = selection.mark.row;
… …
3212 } 3396 }
3213 } 3397 }
3214 3398
3215 if (selection.clicks == 1) 3399 if (selection.clicks == 1)
3216 { 3400 {
3217 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3401 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3218 3402 && !ROW(selection.beg.row).is_longer ()
3219 if (end_col != -1 && selection.beg.col > end_col) 3403#if !ENABLE_MINIMAL
3404 && !selection.rect
3405#endif
3220 { 3406 )
3221#if 1
3222 selection.beg.col = ncol; 3407 selection.beg.col = ncol;
3223#else 3408
3224 if (selection.beg.row != selection.end.row) 3409 if (
3225 selection.beg.col = ncol; 3410 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3226 else 3411 && !ROW(selection.end.row).is_longer ()
3227 selection.beg.col = selection.mark.col; 3412#if !ENABLE_MINIMAL
3413 && !selection.rect
3228#endif 3414#endif
3229 } 3415 )
3230
3231 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3232
3233 if (end_col != -1 && selection.end.col > end_col)
3234 selection.end.col = ncol; 3416 selection.end.col = ncol;
3235 } 3417 }
3236 else if (selection.clicks == 2) 3418 else if (selection.clicks == 2)
3237 { 3419 {
3238 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3420 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3239 selection.end.col--; 3421 selection.end.col--;
3240 3422
3241 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3242 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3423 selection_delimit_word (UP, &selection.beg, &selection.beg);
3424 selection_delimit_word (DN, &selection.end, &selection.end);
3243 } 3425 }
3244 else if (selection.clicks == 3) 3426 else if (selection.clicks == 3)
3245 { 3427 {
3246#ifndef NO_FRILLS 3428#if ENABLE_FRILLS
3247 if ((Options & Opt_tripleclickwords)) 3429 if (option (Opt_tripleclickwords))
3248 { 3430 {
3249 int end_row; 3431 selection_delimit_word (UP, &selection.beg, &selection.beg);
3250 3432
3251 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3252 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3253
3254 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3433 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3255 { 3434 {
3256 end_col = screen.tlen[end_row + TermWin.saveLines]; 3435 if (!ROW(end_row).is_longer ())
3257
3258 if (end_col != -1)
3259 { 3436 {
3260 selection.end.row = end_row; 3437 selection.end.row = end_row;
3261 selection.end.col = end_col; 3438 selection.end.col = ROW(end_row).l;
3439# if !ENABLE_MINIMAL
3262 selection_remove_trailing_spaces (); 3440 selection_remove_trailing_spaces ();
3441# endif
3263 break; 3442 break;
3264 } 3443 }
3265 } 3444 }
3266 } 3445 }
3267 else 3446 else
3268#endif 3447#endif
3269 { 3448 {
3270 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3449 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3271 selection.mark.col++; 3450 selection.mark.col++;
3451
3272 selection.beg.col = 0; 3452 selection.beg.col = 0;
3273 selection.end.col = ncol; 3453 selection.end.col = ncol;
3454
3455 // select a complete logical line
3456 while (selection.beg.row > -saveLines
3457 && ROW(selection.beg.row - 1).is_longer ())
3458 selection.beg.row--;
3459
3460 while (selection.end.row < nrow
3461 && ROW(selection.end.row).is_longer ())
3462 selection.end.row++;
3274 } 3463 }
3275 } 3464 }
3276 3465
3277 if (button3 && buttonpress) 3466 if (button3 && buttonpress)
3278 { /* mark may need to be changed */ 3467 { /* mark may need to be changed */
3279 if (closeto == LEFT) 3468 if (closeto == LEFT)
3280 { 3469 {
3281 selection.mark.row = selection.end.row; 3470 selection.mark.row = selection.end.row;
3282 selection.mark.col = selection.end.col 3471 selection.mark.col = selection.end.col - (selection.clicks == 2);
3283 - (selection.clicks == 2);
3284 } 3472 }
3285 else 3473 else
3286 { 3474 {
3287 selection.mark.row = selection.beg.row; 3475 selection.mark.row = selection.beg.row;
3288 selection.mark.col = selection.beg.col; 3476 selection.mark.col = selection.beg.col;
3289 } 3477 }
3290 } 3478 }
3291 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3292}
3293 3479
3294#ifndef NO_FRILLS 3480#if !ENABLE_MINIMAL
3481 if (selection.rect && selection.beg.col > selection.end.col)
3482 ::swap (selection.beg.col, selection.end.col);
3483#endif
3484}
3485
3486#if !ENABLE_MINIMAL
3295void 3487void
3296rxvt_term::selection_remove_trailing_spaces () 3488rxvt_term::selection_remove_trailing_spaces () NOTHROW
3297{ 3489{
3298 int32_t end_col, end_row; 3490 int32_t end_col, end_row;
3299 text_t *stp; 3491 text_t *stp;
3300 3492
3301 end_col = selection.end.col; 3493 end_col = selection.end.col;
3302 end_row = selection.end.row; 3494 end_row = selection.end.row;
3495
3303 for ( ; end_row >= selection.beg.row; ) 3496 for (; end_row >= selection.beg.row; )
3304 { 3497 {
3305 stp = screen.text[end_row + TermWin.saveLines]; 3498 stp = ROW(end_row).t;
3499
3306 while (--end_col >= 0) 3500 while (--end_col >= 0)
3307 { 3501 {
3308 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3502 if (stp[end_col] != NOCHAR
3503 && !unicode::is_space (stp[end_col]))
3309 break; 3504 break;
3310 } 3505 }
3506
3311 if (end_col >= 0 3507 if (end_col >= 0
3312 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3508 || !ROW(end_row - 1).is_longer ())
3313 { 3509 {
3314 selection.end.col = end_col + 1; 3510 selection.end.col = end_col + 1;
3315 selection.end.row = end_row; 3511 selection.end.row = end_row;
3316 break; 3512 break;
3317 } 3513 }
3514
3318 end_row--; 3515 end_row--;
3319 end_col = TermWin.ncol; 3516 end_col = ncol;
3320 } 3517 }
3518
3321 if (selection.mark.row > selection.end.row) 3519 if (selection.mark.row > selection.end.row)
3322 { 3520 {
3323 selection.mark.row = selection.end.row; 3521 selection.mark.row = selection.end.row;
3324 selection.mark.col = selection.end.col; 3522 selection.mark.col = selection.end.col;
3325 } 3523 }
… …
3333/* 3531/*
3334 * Double click on button 3 when already selected 3532 * Double click on button 3 when already selected
3335 * EXT: button 3 double click 3533 * EXT: button 3 double click
3336 */ 3534 */
3337void 3535void
3338rxvt_term::selection_rotate (int x, int y) 3536rxvt_term::selection_rotate (int x, int y) NOTHROW
3339{ 3537{
3340 selection.clicks = selection.clicks % 3 + 1; 3538 selection.clicks = selection.clicks % 3 + 1;
3341 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3539 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3342} 3540}
3343 3541
3344/* ------------------------------------------------------------------------- */ 3542/* ------------------------------------------------------------------------- */
3345/* 3543/*
3346 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3347 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3348 * the X11 protocol.
3349 */
3350typedef CARD32 Atom32;
3351
3352/* ------------------------------------------------------------------------- */
3353/*
3354 * Respond to a request for our current selection 3544 * Respond to a request for our current selection
3355 * EXT: SelectionRequest 3545 * EXT: SelectionRequest
3356 */ 3546 */
3357void 3547void
3358rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3548rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3359{ 3549{
3360 XSelectionEvent ev; 3550 XSelectionEvent ev;
3361 XTextProperty ct;
3362 XICCEncodingStyle style;
3363 Atom target;
3364 3551
3365 ev.type = SelectionNotify; 3552 ev.type = SelectionNotify;
3366 ev.property = None; 3553 ev.property = None;
3367 ev.display = rq.display; 3554 ev.display = rq.display;
3368 ev.requestor = rq.requestor; 3555 ev.requestor = rq.requestor;
… …
3370 ev.target = rq.target; 3557 ev.target = rq.target;
3371 ev.time = rq.time; 3558 ev.time = rq.time;
3372 3559
3373 if (rq.target == xa[XA_TARGETS]) 3560 if (rq.target == xa[XA_TARGETS])
3374 { 3561 {
3375 Atom32 target_list[6]; 3562 Atom target_list[6];
3376 Atom32 *target = target_list; 3563 Atom *target = target_list;
3377 3564
3378 *target++ = (Atom32) xa[XA_TARGETS]; 3565 *target++ = xa[XA_TARGETS];
3379 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3566 *target++ = xa[XA_TIMESTAMP];
3380 *target++ = (Atom32) XA_STRING; 3567 *target++ = XA_STRING;
3381 *target++ = (Atom32) xa[XA_TEXT]; 3568 *target++ = xa[XA_TEXT];
3382 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3569 *target++ = xa[XA_COMPOUND_TEXT];
3383#if X_HAVE_UTF8_STRING 3570#if X_HAVE_UTF8_STRING
3384 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3571 *target++ = xa[XA_UTF8_STRING];
3385#endif 3572#endif
3386 3573
3387 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3574 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3388 (8 * sizeof (target_list[0])), PropModeReplace, 3575 32, PropModeReplace,
3389 (unsigned char *)target_list, 3576 (unsigned char *)target_list, target - target_list);
3390 target - target_list);
3391 ev.property = rq.property; 3577 ev.property = rq.property;
3392 } 3578 }
3579#if TODO // TODO
3393 else if (rq.target == xa[XA_MULTIPLE]) 3580 else if (rq.target == xa[XA_MULTIPLE])
3394 { 3581 {
3395 /* TODO: Handle MULTIPLE */ 3582 /* TODO: Handle MULTIPLE */
3396 } 3583 }
3584#endif
3397 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3585 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3398 { 3586 {
3399 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3587 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3400 (8 * sizeof (Time)), PropModeReplace,
3401 (unsigned char *)&selection_time, 1); 3588 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3402 ev.property = rq.property; 3589 ev.property = rq.property;
3403 } 3590 }
3404 else if (rq.target == XA_STRING 3591 else if (rq.target == XA_STRING
3405 || rq.target == xa[XA_TEXT] 3592 || rq.target == xa[XA_TEXT]
3406 || rq.target == xa[XA_COMPOUND_TEXT] 3593 || rq.target == xa[XA_COMPOUND_TEXT]
3407 || rq.target == xa[XA_UTF8_STRING] 3594 || rq.target == xa[XA_UTF8_STRING]
3408 ) 3595 )
3409 { 3596 {
3597 XTextProperty ct;
3598 Atom target = rq.target;
3410 short freect = 0; 3599 short freect = 0;
3411 int selectlen; 3600 int selectlen;
3412 wchar_t *cl; 3601 wchar_t *cl;
3413 3602 enum {
3414 target = rq.target; 3603 enc_string = XStringStyle,
3604 enc_text = XStdICCTextStyle,
3605 enc_compound_text = XCompoundTextStyle,
3606#ifdef X_HAVE_UTF8_STRING
3607 enc_utf8 = XUTF8StringStyle,
3608#else
3609 enc_utf8 = -1,
3610#endif
3611 } style;
3415 3612
3416 if (target == XA_STRING) 3613 if (target == XA_STRING)
3417 // we actually don't do XA_STRING, but who cares, as i18n clients 3614 // we actually don't do XA_STRING, but who cares, as i18n clients
3418 // will ask for another format anyways. 3615 // will ask for another format anyways.
3419 style = XStringStyle; 3616 style = enc_string;
3420 else if (target == xa[XA_TEXT]) 3617 else if (target == xa[XA_TEXT])
3421 style = XStdICCTextStyle; 3618 style = enc_text;
3422 else if (target == xa[XA_COMPOUND_TEXT]) 3619 else if (target == xa[XA_COMPOUND_TEXT])
3423 style = XCompoundTextStyle; 3620 style = enc_compound_text;
3424#if X_HAVE_UTF8_STRING 3621#if !ENABLE_MINIMAL
3425 else if (target == xa[XA_UTF8_STRING]) 3622 else if (target == xa[XA_UTF8_STRING])
3426 style = XUTF8StringStyle; 3623 style = enc_utf8;
3427#endif 3624#endif
3428 else 3625 else
3429 { 3626 {
3430 target = xa[XA_COMPOUND_TEXT]; 3627 target = xa[XA_COMPOUND_TEXT];
3431 style = XCompoundTextStyle; 3628 style = enc_compound_text;
3432 } 3629 }
3433 3630
3434 if (selection.text) 3631 if (selection.text)
3435 { 3632 {
3436 cl = selection.text; 3633 cl = selection.text;
… …
3440 { 3637 {
3441 cl = L""; 3638 cl = L"";
3442 selectlen = 0; 3639 selectlen = 0;
3443 } 3640 }
3444 3641
3445 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3642#if !ENABLE_MINIMAL
3446 // manually for XUTF8StringStyle. 3643 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3644 // so recode it manually
3645 if (style == enc_utf8)
3646 {
3647 freect = 1;
3648 ct.encoding = target;
3649 ct.format = 8;
3650 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3651 ct.nitems = strlen ((char *)ct.value);
3652 }
3653 else
3654#endif
3447 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3655 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3448 freect = 1; 3656 freect = 1;
3449 else 3657 else
3450 { 3658 {
3451 /* if we failed to convert then send it raw */ 3659 /* if we failed to convert then send it raw */
3452 ct.value = (unsigned char *)cl; 3660 ct.value = (unsigned char *)cl;
3453 ct.nitems = selectlen; 3661 ct.nitems = selectlen;
3662 ct.encoding = target;
3454 } 3663 }
3455 3664
3456 XChangeProperty (display->display, rq.requestor, rq.property, 3665 XChangeProperty (dpy, rq.requestor, rq.property,
3457 target, 8, PropModeReplace, 3666 ct.encoding, 8, PropModeReplace,
3458 ct.value, (int)ct.nitems); 3667 ct.value, (int)ct.nitems);
3459 ev.property = rq.property; 3668 ev.property = rq.property;
3460 3669
3461 if (freect) 3670 if (freect)
3462 XFree (ct.value); 3671 XFree (ct.value);
3463 } 3672 }
3464 3673
3465 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3674 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3466} 3675}
3467 3676
3468/* ------------------------------------------------------------------------- * 3677/* ------------------------------------------------------------------------- *
3469 * MOUSE ROUTINES * 3678 * MOUSE ROUTINES *
3470 * ------------------------------------------------------------------------- */ 3679 * ------------------------------------------------------------------------- */
3471 3680
3472/* 3681/*
3473 * return col/row values corresponding to x/y pixel values 3682 * return col/row values corresponding to x/y pixel values
3474 */ 3683 */
3475void 3684void
3476rxvt_term::pixel_position (int *x, int *y) 3685rxvt_term::pixel_position (int *x, int *y) NOTHROW
3477{ 3686{
3478 *x = Pixel2Col (*x); 3687 *x = Pixel2Col (*x);
3479 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3688 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3480 *y = Pixel2Row (*y); 3689 *y = Pixel2Row (*y);
3481 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3690 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3482} 3691}
3483 3692
3484/* ------------------------------------------------------------------------- */ 3693/* ------------------------------------------------------------------------- */
3485#ifdef USE_XIM 3694#ifdef USE_XIM
3486void 3695void
3487rxvt_term::im_set_position (XPoint *pos) 3696rxvt_term::im_set_position (XPoint &pos) NOTHROW
3488{ 3697{
3489 XWindowAttributes xwa; 3698 XWindowAttributes xwa;
3490 3699
3491 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3700 XGetWindowAttributes (dpy, vt, &xwa);
3701
3492 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3702 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3493 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3703 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3494} 3704}
3495
3496#endif 3705#endif
3706
3707#if ENABLE_OVERLAY
3708void
3709rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3710{
3711 if (nrow < 1 || ncol < 1)
3712 return;
3713
3714 want_refresh = 1;
3715
3716 scr_overlay_off ();
3717
3718 if (x < 0) x = ncol - w;
3719 if (y < 0) y = nrow - h;
3720
3721 // make space for border
3722 w += 2; min_it (w, ncol);
3723 h += 2; min_it (h, nrow);
3724
3725 x -= 1; clamp_it (x, 0, ncol - w);
3726 y -= 1; clamp_it (y, 0, nrow - h);
3727
3728 ov_x = x; ov_y = y;
3729 ov_w = w; ov_h = h;
3730
3731 ov_text = new text_t *[h];
3732 ov_rend = new rend_t *[h];
3733
3734 for (y = 0; y < h; y++)
3735 {
3736 text_t *tp = ov_text[y] = new text_t[w];
3737 rend_t *rp = ov_rend[y] = new rend_t[w];
3738
3739 text_t t0, t1, t2;
3740 rend_t r = OVERLAY_RSTYLE;
3741
3742 if (y == 0)
3743 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3744 else if (y < h - 1)
3745 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3746 else
3747 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3748
3749 *tp++ = t0;
3750 *rp++ = r;
3751
3752 for (x = w - 2; x > 0; --x)
3753 {
3754 *tp++ = t1;
3755 *rp++ = r;
3756 }
3757
3758 *tp = t2;
3759 *rp = r;
3760 }
3761}
3762
3763void
3764rxvt_term::scr_overlay_off () NOTHROW
3765{
3766 if (!ov_text)
3767 return;
3768
3769 want_refresh = 1;
3770
3771 for (int y = 0; y < ov_h; y++)
3772 {
3773 delete [] ov_text[y];
3774 delete [] ov_rend[y];
3775 }
3776
3777 delete [] ov_text; ov_text = 0;
3778 delete [] ov_rend; ov_rend = 0;
3779}
3780
3781void
3782rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3783{
3784 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3785 return;
3786
3787 x++, y++;
3788
3789 ov_text[y][x] = text;
3790 ov_rend[y][x] = rend;
3791}
3792
3793void
3794rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3795{
3796 while (*s)
3797 scr_overlay_set (x++, y, *s++);
3798}
3799
3800void
3801rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3802{
3803 while (*s)
3804 {
3805 text_t t = *s++;
3806 int width = WCWIDTH (t);
3807
3808 while (width--)
3809 {
3810 scr_overlay_set (x++, y, t);
3811 t = NOCHAR;
3812 }
3813 }
3814}
3815
3816void
3817rxvt_term::scr_swap_overlay () NOTHROW
3818{
3819 if (!ov_text)
3820 return;
3821
3822 // swap screen mem with overlay
3823 for (int y = ov_h; y--; )
3824 {
3825 text_t *t1 = ov_text[y];
3826 rend_t *r1 = ov_rend[y];
3827
3828 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3829 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3830
3831 for (int x = ov_w; x--; )
3832 {
3833 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3834 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3835 }
3836 }
3837}
3838
3839#endif
3497/* ------------------------------------------------------------------------- */ 3840/* ------------------------------------------------------------------------- */
3841

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