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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.89 by root, Fri Aug 13 22:38:57 2004 UTC vs.
Revision 1.304 by ayin, Tue Feb 19 10:47:03 2008 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) 2003-2007 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
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) 35static inline 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
96
97#define CLEAR_ROWS(row, num) \ 92#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \ 93 if (mapped) \
99 XClearArea (display->display, drawBuffer, 0, \ 94 XClearArea (dpy, vt, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \ 95 Row2Pixel (row), (unsigned int)width, \
101 (unsigned int)Height2Pixel (num), False) 96 (unsigned int)Height2Pixel (num), False)
102 97
103#define CLEAR_CHARS(x, y, num) \ 98#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 99 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 100 XClearArea (dpy, vt, x, y, \
106 (unsigned int)Width2Pixel (num), \ 101 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 102 (unsigned int)Height2Pixel (1), False)
108 103
109#define ERASE_ROWS(row, num) \ 104#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 105 XFillRectangle (dpy, vt, gc, \
111 0, Row2Pixel (row), \ 106 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \ 107 (unsigned int)width, \
113 (unsigned int)Height2Pixel (num)) 108 (unsigned int)Height2Pixel (num))
114 109
115/* ------------------------------------------------------------------------- * 110/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 111 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 112 * ------------------------------------------------------------------------- */
113
118/* Fill part/all of a line with blanks. */ 114/* Fill part/all of a line with blanks. */
119void 115void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 116rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 117{
122 efs &= ~RS_baseattrMask; 118 if (!l.t)
123 efs = SET_FONT (efs, TermWin.ascii_map [' ' - 0x20]); 119 {
120 lalloc (l);
121 col = 0;
122 width = ncol;
123 }
124
125 l.touch ();
126
127 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
128 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
129
130 text_t *et = l.t + col;
131 rend_t *er = l.r + col;
124 132
125 while (width--) 133 while (width--)
126 { 134 {
127 *et++ = ' '; 135 *et++ = ' ';
128 *er++ = efs; 136 *er++ = efs;
… …
130} 138}
131 139
132/* ------------------------------------------------------------------------- */ 140/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 141/* Fill a full line with blanks - make sure it is allocated first */
134void 142void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 143rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 144{
137#ifdef DEBUG_STRICT 145 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 }
145 146
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 147 l.l = 0;
148 l.f = 0;
147} 149}
148 150
149/* ------------------------------------------------------------------------- * 151/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 152 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 153 * ------------------------------------------------------------------------- */
154
152void 155void
153rxvt_term::scr_reset () 156rxvt_term::scr_reset ()
154{ 157{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 158#if ENABLE_OVERLAY
156 unsigned int p, q; 159 scr_overlay_off ();
157 int k; 160#endif
158 rend_t setrstyle;
159 161
160 D_SCREEN ((stderr, "rxvt_scr_reset ()")); 162 rvideo_mode = false;
161
162 TermWin.view_start = 0; 163 view_start = 0;
163 num_scr = 0; 164 num_scr = 0;
164 165
165 if (TermWin.ncol == 0) 166 if (ncol == 0)
166 TermWin.ncol = 80; 167 ncol = 80;
167 168
168 if (TermWin.nrow == 0) 169 if (nrow == 0)
169 TermWin.nrow = 24; 170 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 171
174 if (ncol == prev_ncol && nrow == prev_nrow) 172 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 173 return;
176 174
175 if (current_screen != PRIMARY)
176 scr_swap_screen ();
177
177 // we need at least two lines for wrapping to work correctly 178 // we need at least two lines for wrapping to work correctly
178 if (nrow + TermWin.saveLines < 2) 179 while (nrow + saveLines < 2)
179 { 180 {
181 //TODO//FIXME
180 TermWin.saveLines++; 182 saveLines++;
181 prev_nrow--; 183 prev_nrow--;
182 TermWin.nscrolled++; 184 top_row--;
183 } 185 }
184 186
185 want_refresh = 1; 187 want_refresh = 1;
186 188
187 prev_total_rows = prev_nrow + TermWin.saveLines; 189 int prev_total_rows = prev_nrow + saveLines;
188 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
189 191
190 screen.tscroll = 0; 192 screen.tscroll = 0;
191 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
192 194
193 if (!talloc) 195 if (!row_buf)
194 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0;
201 term_start = 0;
202
195 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
196 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
197 }
198 205
199 if (!screen.text) 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
200 { 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
201 /* 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 * first time called so just malloc everything: don't rely on realloc
203 * Note: this is still needed so that all the scrollback lines are NULL
204 */
205 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
206 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
207 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
208 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
209 209
210 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 210 for (int row = nrow; row--; )
211 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
212
213 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
214 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
215 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
216 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
217
218 for (p = 0; p < nrow; p++)
219 {
220 q = p + TermWin.saveLines;
221 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
222 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
223 screen.tlen[q] = swap.tlen[p] = 0;
224 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
225 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
226 216
227 MEMSET (charsets, 'B', sizeof (charsets)); 217 memset (charsets, 'B', sizeof (charsets));
228 TermWin.nscrolled = 0; /* no saved lines */
229 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
230 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
231 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
232 screen.charset = 0; 221 screen.charset = 0;
233 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
245 selection.text = NULL; 234 selection.text = NULL;
246 selection.len = 0; 235 selection.len = 0;
247 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
248 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
249 selection.clicks = 0; 238 selection.clicks = 0;
250 CLEAR_ALL_SELECTION ();
251 rvideo = 0;
252 } 239 }
253 else 240 else
254 { 241 {
255 /* 242 /*
256 * add or delete rows as appropriate 243 * add or delete rows as appropriate
257 */ 244 */
258 setrstyle = DEFAULT_RSTYLE;
259 245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
260 if (nrow < prev_nrow) 250 if (nrow < prev_nrow)
261 { 251 {
262 /* delete rows */
263 k = min (TermWin.nscrolled, prev_nrow - nrow);
264 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
265
266 for (p = nrow; p < prev_nrow; p++) 252 for (int row = nrow; row < prev_nrow; row++)
267 { 253 {
268 q = p + TermWin.saveLines; 254 lfree (swap_buf [row]);
255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
269 259
270 if (screen.text[q]) 260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286
287 row_col_t ocur = screen.cur;
288 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
289
290 do
291 {
292 p = MOD (p - 1, prev_total_rows);
293#ifdef DEBUG_STRICT
294 assert (old_buf [MOD (p, prev_total_rows)].t);
295#endif
296 int plines = 1;
297 int llen = old_buf [MOD (p, prev_total_rows)].l;
298
299 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
271 { 300 {
272#ifdef DEBUG_STRICT 301 p = MOD (p - 1, prev_total_rows);
273 assert (screen.rend[q]); 302
274#endif 303 plines++;
275 talloc->free (screen.text[q]); 304 llen += prev_ncol;
276 ralloc->free (screen.rend[q]);
277 } 305 }
278 306
279 if (swap.text[p]) 307 int qlines = max (0, (llen - 1) / ncol) + 1;
308
309 // drop partial lines completely
310 if (q < qlines)
311 break;
312
313 q -= qlines;
314
315 int lofs = 0;
316 line_t *qline;
317
318 // re-assemble the full line by destination lines
319 for (int qrow = q; qlines--; qrow++)
280 { 320 {
281#ifdef DEBUG_STRICT 321 qline = row_buf + qrow;
282 assert (swap.rend[p]); 322 lalloc (*qline);
283#endif 323 qline->l = ncol;
284 talloc->free (swap.text[p]); 324 qline->is_longer (1);
285 ralloc->free (swap.rend[p]); 325
326 int qcol = 0;
327
328 // see below for cursor adjustment rationale
329 if (p == ocur.row)
330 screen.cur.row = q - (total_rows - nrow);
331
332 // fill a single destination line
333 while (lofs < llen && qcol < ncol)
334 {
335 int prow = lofs / prev_ncol;
336 int pcol = lofs % prev_ncol;
337
338 prow = MOD (p + prow, prev_total_rows);
339
340 // we only adjust the cursor _row_ and put it into
341 // the topmost line of "long line" it was in, as
342 // this seems to upset applications/shells/readline
343 // least.
344 if (prow == ocur.row)
345 screen.cur.row = q - (total_rows - nrow);
346
347 line_t &pline = old_buf [prow];
348
349 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
350
351 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
352 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
353
354 lofs += len;
355 qcol += len;
356 }
286 } 357 }
287 358
288#ifdef DEBUG_STRICT 359 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
289 assert (drawn_text[p] && drawn_rend[p]); 360 qline->is_longer (0);
290#endif 361 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
291 talloc->free (drawn_text[p]);
292 ralloc->free (drawn_rend[p]);
293 } 362 }
363 while (p != pend && q > 0);
294 364
295 /* we have fewer rows so fix up cursor position */ 365 term_start = total_rows - nrow;
296 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 366 top_row = q - term_start;
297 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
298 367
299 scr_reset_realloc (); /* realloc _last_ */ 368 // make sure all terminal lines exist
300 } 369 while (top_row > 0)
301 else if (nrow > prev_nrow) 370 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
302 { 371 }
303 /* add rows */ 372 else
304 scr_reset_realloc (); /* realloc _first_ */ 373 {
374 // if no scrollback exists (yet), wing, instead of wrap
305 375
306 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 376 for (int row = min (nrow, prev_nrow); row--; )
307
308 k = min (TermWin.nscrolled, nrow - prev_nrow);
309
310 for (p = prev_total_rows; p < total_rows; p++)
311 { 377 {
312 screen.tlen[p] = 0; 378 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
313 screen.text[p] = NULL; 379 line_t &qline = row_buf [row];
314 screen.rend[p] = NULL; 380
381 qline = pline;
382 lresize (qline);
315 } 383 }
316 384
317 for (p = prev_total_rows; p < total_rows - k; p++)
318 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
319
320 for (p = prev_nrow; p < nrow; p++) 385 for (int row = prev_nrow; row < nrow; row++)
321 { 386 {
322 swap.tlen[p] = 0; 387 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
323 swap.text[p] = NULL;
324 swap.rend[p] = NULL;
325 drawn_text[p] = NULL;
326 drawn_rend[p] = NULL;
327 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
328 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
329 } 388 }
330 389
331 if (k > 0) 390 term_start = 0;
332 {
333 scr_scroll_text (0, (int)nrow - 1, -k, 1);
334 screen.cur.row += k;
335 screen.s_cur.row += k;
336 TermWin.nscrolled -= k;
337 }
338#ifdef DEBUG_STRICT
339 assert (screen.cur.row < TermWin.nrow);
340 assert (swap.cur.row < TermWin.nrow);
341#else /* drive with your eyes closed */
342
343 MIN_IT (screen.cur.row, nrow - 1);
344 MIN_IT (swap.cur.row, nrow - 1);
345#endif
346 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
347 }
348
349 /* resize columns */
350 if (ncol != prev_ncol)
351 { 391 }
352 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
353 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
354 392
355 for (p = 0; p < total_rows; p++) 393 free (old_buf);
356 { 394 delete old_ta;
357 if (screen.text[p]) 395 delete old_ra;
358 {
359 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
360 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
361 396
362 MIN_IT (screen.tlen[p], (int16_t)ncol); 397 clamp_it (screen.cur.row, 0, nrow - 1);
398 clamp_it (screen.cur.col, 0, ncol - 1);
363 399
364 if (ncol > prev_ncol)
365 scr_blank_line (&screen.text[p][prev_ncol],
366 &screen.rend[p][prev_ncol],
367 ncol - prev_ncol, setrstyle);
368 }
369 }
370
371 for (p = 0; p < nrow; p++)
372 {
373 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
374 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
375
376 if (ncol > prev_ncol)
377 scr_blank_line (&drawn_text[p][prev_ncol],
378 &drawn_rend[p][prev_ncol],
379 ncol - prev_ncol, setrstyle);
380
381 if (swap.text[p])
382 {
383 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
384 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
385
386 MIN_IT (swap.tlen[p], (int16_t)ncol);
387
388 if (ncol > prev_ncol)
389 scr_blank_line (&swap.text[p][prev_ncol],
390 &swap.rend[p][prev_ncol],
391 ncol - prev_ncol, setrstyle);
392 }
393
394 }
395
396 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
397 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
398
399 delete talloc; talloc = ta;
400 delete ralloc; ralloc = ra;
401 }
402
403 if (tabs)
404 free (tabs); 400 free (tabs);
405 } 401 }
402
403 CLEAR_ALL_SELECTION ();
406 404
407 prev_nrow = nrow; 405 prev_nrow = nrow;
408 prev_ncol = ncol; 406 prev_ncol = ncol;
409 407
410 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 408 tabs = (char *)rxvt_malloc (ncol);
411 409
412 for (p = 0; p < ncol; p++) 410 for (int col = ncol; --col; )
413 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 411 tabs [col] = col % TABSIZE == 0;
412
413 if (current_screen != PRIMARY)
414 scr_swap_screen ();
414 415
415 tt_winch (); 416 tt_winch ();
416}
417 417
418void 418 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
419rxvt_term::scr_reset_realloc ()
420{
421 uint16_t total_rows, nrow;
422
423 nrow = TermWin.nrow;
424 total_rows = nrow + TermWin.saveLines;
425 /* *INDENT-OFF* */
426 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
427 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
428 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
429 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
430
431 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
432 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
433
434 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
435 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
436 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
437 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
438 /* *INDENT-ON* */
439} 419}
440 420
441/* ------------------------------------------------------------------------- */ 421/* ------------------------------------------------------------------------- */
442/* 422/*
443 * Free everything. That way malloc debugging can find leakage. 423 * Free everything. That way malloc debugging can find leakage.
444 */ 424 */
445void 425void
446rxvt_term::scr_release () 426rxvt_term::scr_release () NOTHROW
447{ 427{
448 uint16_t total_rows; 428 if (row_buf)
449 int i; 429 {
450
451 total_rows = TermWin.nrow + TermWin.saveLines;
452
453 delete talloc; talloc = 0; 430 delete talloc; talloc = 0;
454 delete ralloc; ralloc = 0; 431 delete ralloc; ralloc = 0;
455 432
456 free (screen.text); 433 free (row_buf);
457 free (screen.tlen); 434 free (swap_buf);
458 free (screen.rend); 435 free (drawn_buf);
459 free (drawn_text);
460 free (drawn_rend);
461 free (swap.text);
462 free (swap.tlen);
463 free (swap.rend);
464 free (buf_text);
465 free (buf_rend);
466 free (tabs); 436 free (tabs);
467 437
468 /* NULL these so if anything tries to use them, we'll know about it */ 438 row_buf = 0; // signal that we freed all the arrays
469 screen.text = drawn_text = swap.text = NULL; 439 }
470 screen.rend = drawn_rend = swap.rend = NULL;
471 screen.tlen = swap.tlen = NULL;
472 buf_text = NULL;
473 buf_rend = NULL;
474 tabs = NULL;
475} 440}
476 441
477/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
478/* 443/*
479 * Hard reset 444 * Hard reset
480 */ 445 */
481void 446void
482rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
483{ 448{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 449 scr_release ();
487 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
488 scr_reset (); 451 scr_reset ();
489 452
490 scr_clear (true); 453 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 454 scr_refresh ();
492} 455}
493 456
494/* ------------------------------------------------------------------------- * 457/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 458 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 459 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 461 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 462 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 463 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 464 */
502void 465void
503rxvt_term::scr_cursor (int mode) 466rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 467{
505 screen_t *s; 468 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 469
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 470#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 471 if (current_screen == SECONDARY)
511 s = &swap; 472 s = &swap;
512 else 473 else
… …
514 s = &screen; 475 s = &screen;
515 476
516 switch (mode) 477 switch (mode)
517 { 478 {
518 case SAVE: 479 case SAVE:
519 s->s_cur.row = s->cur.row; 480 s->s_cur.row = screen.cur.row;
520 s->s_cur.col = s->cur.col; 481 s->s_cur.col = screen.cur.col;
521 s->s_rstyle = rstyle; 482 s->s_rstyle = rstyle;
522 s->s_charset = s->charset; 483 s->s_charset = screen.charset;
523 s->s_charset_char = charsets[s->charset]; 484 s->s_charset_char = charsets[screen.charset];
524 break; 485 break;
525 486
526 case RESTORE: 487 case RESTORE:
527 want_refresh = 1; 488 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 489 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 490 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 491 screen.flags &= ~Screen_WrapNext;
531 rstyle = s->s_rstyle; 492 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 493 screen.charset = s->s_charset;
533 charsets[s->charset] = s->s_charset_char; 494 charsets[screen.charset] = s->s_charset_char;
534 set_font_style (); 495 set_font_style ();
535 break; 496 break;
536 } 497 }
537 498
538 /* boundary check in case screen size changed between SAVE and RESTORE */ 499 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT (s->cur.row, TermWin.nrow - 1); 500 min_it (s->cur.row, nrow - 1);
540 MIN_IT (s->cur.col, TermWin.ncol - 1); 501 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 502#ifdef DEBUG_STRICT
542 assert (s->cur.row >= 0); 503 assert (s->cur.row >= 0);
543 assert (s->cur.col >= 0); 504 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT (s->cur.row, 0);
546 MAX_IT (s->cur.col, 0);
547#endif 505#endif
506}
507
508void
509rxvt_term::scr_swap_screen ()
510{
511 if (!option (Opt_secondaryScreen))
512 return;
513
514 for (int i = prev_nrow; i--; )
515 ::swap (ROW(i), swap_buf [i]);
516
517 ::swap (screen.cur, swap.cur);
518
519 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
520 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 521}
549 522
550/* ------------------------------------------------------------------------- */ 523/* ------------------------------------------------------------------------- */
551/* 524/*
552 * Swap between primary and secondary screens 525 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 526 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 527 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 528 */
556int 529void
557rxvt_term::scr_change_screen (int scrn) 530rxvt_term::scr_change_screen (int scrn)
558{ 531{
559 int i; 532 if (scrn == current_screen)
533 return;
534
535 want_refresh = 1;
536 view_start = 0;
537
538 selection_check (2); /* check for boundary cross */
539
540 int i = current_screen; current_screen = scrn; scrn = i;
541
560#if NSCREENS 542#if NSCREENS
561 int offset;
562#endif
563
564 want_refresh = 1;
565
566 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
567
568 TermWin.view_start = 0;
569
570 if (current_screen == scrn)
571 return scrn;
572
573 selection_check (2); /* check for boundary cross */
574
575 SWAP_IT (current_screen, scrn, int);
576#if NSCREENS
577 if (Options & Opt_secondaryScreen) 543 if (option (Opt_secondaryScreen))
578 { 544 {
579 num_scr = 0; 545 num_scr = 0;
580 offset = TermWin.saveLines; 546
581 for (i = prev_nrow; i--;) 547 scr_swap_screen ();
582 { 548
583 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
584 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
585 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
586 }
587 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
588 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
589# ifdef DEBUG_STRICT
590 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
591 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
592# else /* drive with your eyes closed */
593 MAX_IT (screen.cur.row, 0);
594 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
595 MAX_IT (screen.cur.col, 0);
596 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
597# endif
598 SWAP_IT (screen.charset, swap.charset, int16_t); 549 ::swap (screen.charset, swap.charset);
599 SWAP_IT (screen.flags, swap.flags, int); 550 ::swap (screen.flags, swap.flags);
600 screen.flags |= Screen_VisibleCursor; 551 screen.flags |= Screen_VisibleCursor;
601 swap.flags |= Screen_VisibleCursor; 552 swap.flags |= Screen_VisibleCursor;
602 } 553 }
603 else 554 else
604#endif 555#endif
605 if (Options & Opt_secondaryScroll) 556 if (option (Opt_secondaryScroll))
606 //if (current_screen == PRIMARY)
607 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 557 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
608 return scrn; 558}
559
560// clear WrapNext indicator, solidifying position on next line
561void
562rxvt_term::scr_do_wrap () NOTHROW
563{
564 if (!(screen.flags & Screen_WrapNext))
565 return;
566
567 screen.flags &= ~Screen_WrapNext;
568
569 screen.cur.col = 0;
570
571 if (screen.cur.row == screen.bscroll)
572 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
573 else if (screen.cur.row < nrow - 1)
574 screen.cur.row++;
609} 575}
610 576
611/* ------------------------------------------------------------------------- */ 577/* ------------------------------------------------------------------------- */
612/* 578/*
613 * Change the colour for following text 579 * Change the colour for following text
614 */ 580 */
615void 581void
616rxvt_term::scr_color (unsigned int color, int fgbg) 582rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
617{ 583{
618 color &= RS_fgMask; 584 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
585 color = fgbg;
586
619 if (fgbg == Color_fg) 587 if (fgbg == Color_fg)
620 rstyle = SET_FGCOLOR (rstyle, color); 588 rstyle = SET_FGCOLOR (rstyle, color);
621 else 589 else
622 rstyle = SET_BGCOLOR (rstyle, color); 590 rstyle = SET_BGCOLOR (rstyle, color);
623} 591}
… …
625/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
626/* 594/*
627 * Change the rendition style for following text 595 * Change the rendition style for following text
628 */ 596 */
629void 597void
630rxvt_term::scr_rendition (int set, int style) 598rxvt_term::scr_rendition (int set, int style) NOTHROW
631 { 599{
632 if (set) 600 if (set)
633 rstyle |= style; 601 rstyle |= style;
634 else if (style == ~RS_None) 602 else if (style == ~RS_None)
635 rstyle = DEFAULT_RSTYLE; 603 rstyle = DEFAULT_RSTYLE;
636 else 604 else
637 rstyle &= ~style; 605 rstyle &= ~style;
638 } 606}
639 607
640/* ------------------------------------------------------------------------- */ 608/* ------------------------------------------------------------------------- */
641/* 609/*
642 * Scroll text between <row1> and <row2> inclusive, by <count> lines 610 * Scroll text between <row1> and <row2> inclusive, by <count> lines
643 * count positive ==> scroll up 611 * count positive ==> scroll up
644 * count negative ==> scroll down 612 * count negative ==> scroll down
645 * spec == 0 for normal routines
646 */ 613 */
647int 614int
648rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 615rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
649{ 616{
650 int i, j;
651 long nscrolled;
652
653 if (count == 0 || (row1 > row2)) 617 if (count == 0 || (row1 > row2))
654 return 0; 618 return 0;
655 619
656 want_refresh = 1; 620 want_refresh = 1;
657 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 621 num_scr += count;
658 622
659 if (row1 == 0 && count > 0 623 if (count > 0
624 && row1 == 0
660 && (current_screen == PRIMARY || Options & Opt_secondaryScroll)) 625 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
626 {
627 top_row = max (top_row - count, -saveLines);
628
629 // scroll everything up 'count' lines
630 term_start = (term_start + count) % total_rows;
631
632 // sever bottommost line
661 { 633 {
662 nscrolled = (long)TermWin.nscrolled + (long)count; 634 line_t &l = ROW(row2 - count);
635 l.is_longer (0);
636 l.touch ();
637 }
663 638
664 if (nscrolled > (long)TermWin.saveLines) 639 // erase newly scrolled-in lines
665 TermWin.nscrolled = TermWin.saveLines; 640 for (int i = count; i--; )
641 {
642 line_t &l = ROW(nrow - 1 - i);
643
644 // optimize if already cleared, can be significant on slow machines
645 // could be rolled into scr_blank_screen_mem
646 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
647 {
648 scr_blank_line (l, 0, l.l, rstyle);
649 l.l = 0;
650 l.f = 0;
651 }
666 else 652 else
667 TermWin.nscrolled = (uint16_t)nscrolled; 653 scr_blank_screen_mem (l, rstyle);
654 }
668 655
656 // now copy lines below the scroll region bottom to the
657 // bottom of the screen again, so they look as if they
658 // hadn't moved.
659 for (int i = nrow; --i > row2; )
660 {
661 line_t &l1 = ROW(i - count);
662 line_t &l2 = ROW(i);
663
664 ::swap (l1, l2);
665 l2.touch ();
666 }
667
668 // move and/or clear selection, if any
669 if (selection.op && current_screen == selection.screen)
670 {
671 selection.beg.row -= count;
672 selection.end.row -= count;
673 selection.mark.row -= count;
674
675 if (selection.beg.row < top_row
676 || selection.end.row < top_row
677 || selection.mark.row < top_row)
678 {
679 CLEAR_ALL_SELECTION ();
680 selection.op = SELECTION_CLEAR;
681 }
682 }
683
684 // finally move the view window, if desired
669 if ((Options & Opt_scrollWithBuffer) 685 if (option (Opt_scrollWithBuffer)
670 && TermWin.view_start != 0 686 && view_start != 0
671 && TermWin.view_start != TermWin.saveLines) 687 && view_start != -saveLines)
672 scr_page (UP, count); 688 scr_page (UP, count);
689
690 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
691 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
692 }
693 else
673 } 694 {
674 else if (!spec)
675 row1 += TermWin.saveLines;
676
677 row2 += TermWin.saveLines;
678
679 if (selection.op && current_screen == selection.screen) 695 if (selection.op && current_screen == selection.screen)
680 { 696 {
681 i = selection.beg.row + TermWin.saveLines; 697 if ((selection.beg.row < row1 && selection.end.row > row1)
682 j = selection.end.row + TermWin.saveLines; 698 || (selection.beg.row < row2 && selection.end.row > row2)
683 if ((i < row1 && j > row1) 699 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
684 || (i < row2 && j > row2) 700 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
685 || (i - count < row1 && i >= row1) 701 || (selection.end.row - count < row1 && selection.end.row >= row1)
686 || (i - count > row2 && i <= row2) 702 || (selection.end.row - count > row2 && selection.end.row <= row2))
687 || (j - count < row1 && j >= row1)
688 || (j - count > row2 && j <= row2))
689 { 703 {
690 CLEAR_ALL_SELECTION (); 704 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 705 selection.op = SELECTION_CLEAR;
692 } 706 }
693 else if (j >= row1 && j <= row2) 707 else if (selection.end.row >= row1 && selection.end.row <= row2)
694 { 708 {
695 /* move selected region too */ 709 /* move selected region too */
696 selection.beg.row -= count; 710 selection.beg.row -= count;
697 selection.end.row -= count; 711 selection.end.row -= count;
698 selection.mark.row -= count; 712 selection.mark.row -= count;
713
714 selection_check (0);
699 } 715 }
700 }
701
702 selection_check (0); /* _after_ TermWin.nscrolled update */
703
704 num_scr += count;
705 j = count;
706
707 if (count < 0)
708 count = -count;
709
710 i = row2 - row1 + 1;
711 MIN_IT (count, i);
712
713 if (j > 0)
714 {
715 /* A: scroll up */
716
717 /* A1: Copy lines that will get clobbered by the rotation */
718 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
719 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
720
721 /* A2: Rotate lines */
722 i = row2 - row1 - count + 1;
723 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
724 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
725 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
726
727 j = row2 - count + 1, i = count;
728 }
729 else /* if (j < 0) */
730 {
731 /* B: scroll down */
732
733 /* B1: Copy lines that will get clobbered by the rotation */
734 for (i = 0, j = row2; i < count; i++, j--)
735 { 716 }
736 buf_text[i] = screen.text[j]; 717
737 buf_rend[i] = screen.rend[j]; 718 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical.
720
721 int rows = row2 - row1 + 1;
722
723 min_it (count, rows);
724
725 line_t *temp_buf = row_buf + total_rows;
726
727 for (int row = 0; row < rows; row++)
738 } 728 {
729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
739 730
740 /* B2: Rotate lines */ 731 if (!IN_RANGE_EXC (row + count, 0, rows))
741 for (j = row2, i = j - count; i >= row1; i--, j--) 732 scr_blank_screen_mem (temp_buf [row], rstyle);
742 { 733 }
743 screen.tlen[j] = screen.tlen[i];
744 screen.text[j] = screen.text[i];
745 screen.rend[j] = screen.rend[i];
746 }
747 734
748 j = row1, i = count; 735 for (int row = 0; row < rows; row++)
749 count = -count; 736 ROW(row1 + row) = temp_buf [row];
750 } 737 }
751
752 /* C: Resurrect lines */
753 memset (screen.tlen + j, 0, i * sizeof (int16_t));
754 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
755 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
756 if (!spec) /* line length may not equal TermWin.ncol */
757 for (; i--; j++)
758 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
759 738
760 return count; 739 return count;
761} 740}
762 741
763/* ------------------------------------------------------------------------- */ 742/* ------------------------------------------------------------------------- */
764/* 743/*
765 * Add text given in <str> of length <len> to screen struct 744 * Add text given in <str> of length <len> to screen struct
766 */ 745 */
767void 746void
768rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
769{ 748{
770 unsigned char checksel, clearsel;
771 unicode_t c;
772 int i, row, last_col;
773 text_t *stp;
774 rend_t *srp;
775
776 if (len <= 0) /* sanity */ 749 if (len <= 0) /* sanity */
777 return; 750 return;
778 751
752 unsigned char checksel;
753 unicode_t c;
754 int ncol = this->ncol;
755 const wchar_t *strend = str + len;
756
779 want_refresh = 1; 757 want_refresh = 1;
780 last_col = TermWin.ncol;
781
782 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
783 ZERO_SCROLLBACK (); 758 ZERO_SCROLLBACK ();
759
784 if (nlines > 0) 760 if (minlines > 0)
785 { 761 {
786 nlines += screen.cur.row - screen.bscroll; 762 minlines += screen.cur.row - screen.bscroll;
763 min_it (minlines, screen.cur.row - top_row);
764
787 if ((nlines > 0) 765 if (minlines > 0
788 && (screen.tscroll == 0) 766 && screen.tscroll == 0
789 && (screen.bscroll == (TermWin.nrow - 1))) 767 && screen.bscroll == nrow - 1)
790 { 768 {
791 /* _at least_ this many lines need to be scrolled */ 769 /* _at least_ this many lines need to be scrolled */
792 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
793 screen.cur.row -= nlines; 771 screen.cur.row -= minlines;
794 } 772 }
795 } 773 }
796 774
797#ifdef DEBUG_STRICT 775#ifdef DEBUG_STRICT
798 assert (screen.cur.col < last_col); 776 assert (screen.cur.col < ncol);
799 assert ((screen.cur.row < TermWin.nrow) 777 assert (screen.cur.row < nrow
800 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 778 && screen.cur.row >= top_row);
801#else /* drive with your eyes closed */
802 MIN_IT (screen.cur.col, last_col - 1);
803 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
804 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
805#endif 779#endif
806 row = screen.cur.row + TermWin.saveLines; 780 int row = screen.cur.row;
807 781
808 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 782 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
809 clearsel = 0;
810 783
811 stp = screen.text[row]; 784 line_t *line = &ROW(row);
812 srp = screen.rend[row];
813 785
814 while (len--) 786 while (str < strend)
815 { 787 {
816 c = *str++; 788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
817 789
818 if (c < 0x20) 790 if (c < 0x20)
819 switch (c) 791 if (c == C0_LF)
820 { 792 {
821 case C0_HT: 793 max_it (line->l, screen.cur.col);
822 scr_tab (1);
823 continue;
824 794
825 case C0_LF:
826 if (screen.tlen[row] != -1) /* XXX: think about this */
827 MAX_IT (screen.tlen[row], screen.cur.col);
828
829 screen.flags &= ~Screen_WrapNext; 795 screen.flags &= ~Screen_WrapNext;
830 796
831 if (screen.cur.row == screen.bscroll) 797 if (screen.cur.row == screen.bscroll)
832 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 798 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
833 else if (screen.cur.row < (TermWin.nrow - 1)) 799 else if (screen.cur.row < (nrow - 1))
834 row = (++screen.cur.row) + TermWin.saveLines; 800 row = ++screen.cur.row;
835 801
836 stp = screen.text[row]; /* _must_ refresh */ 802 line = &ROW(row); /* _must_ refresh */
837 srp = screen.rend[row]; /* _must_ refresh */
838 continue; 803 continue;
804 }
805 else if (c == C0_CR)
806 {
807 max_it (line->l, screen.cur.col);
839 808
840 case C0_CR:
841 if (screen.tlen[row] != -1) /* XXX: think about this */
842 MAX_IT (screen.tlen[row], screen.cur.col);
843
844 screen.flags &= ~Screen_WrapNext; 809 screen.flags &= ~Screen_WrapNext;
845 screen.cur.col = 0; 810 screen.cur.col = 0;
846 continue; 811 continue;
812 }
813 else if (c == C0_HT)
814 {
815 scr_tab (1, true);
816 continue;
847 } 817 }
848 818
849 if (checksel /* see if we're writing within selection */ 819 if (checksel /* see if we're writing within selection */
850 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
851 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 821 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
852 { 822 {
853 checksel = 0; 823 checksel = 0;
854 clearsel = 1; 824 /*
825 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check.
828 */
829 CLEAR_SELECTION ();
855 } 830 }
856 831
857 if (screen.flags & Screen_WrapNext) 832 if (screen.flags & Screen_WrapNext)
858 { 833 {
859 screen.tlen[row] = -1; 834 scr_do_wrap ();
860 if (screen.cur.row == screen.bscroll)
861 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
862 else if (screen.cur.row < (TermWin.nrow - 1))
863 row = (++screen.cur.row) + TermWin.saveLines;
864 835
865 stp = screen.text[row]; /* _must_ refresh */ 836 line->l = ncol;
866 srp = screen.rend[row]; /* _must_ refresh */ 837 line->is_longer (1);
838
867 screen.cur.col = 0; 839 row = screen.cur.row;
868 screen.flags &= ~Screen_WrapNext; 840 line = &ROW(row); /* _must_ refresh */
841 }
842
843 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
845 c = 0xfffd;
846
847 // rely on wcwidth to tell us the character width, do wcwidth before
848 // further replacements, as wcwidth might return -1 for the line
849 // drawing characters below as they might be invalid in the current
850 // locale.
851 int width = WCWIDTH (c);
852
853 if (charsets [screen.charset] == '0') // DEC SPECIAL
854 {
855 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e
859 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
860 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
861 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
862 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
863 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
864 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
865 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
866 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
867 };
868
869 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
870 {
871 c = vt100_0[c - 0x41];
872 width = 1; // vt100 line drawing characters are always single-width
873 }
869 } 874 }
870 875
871 if (screen.flags & Screen_Insert) 876 if (screen.flags & Screen_Insert)
872 scr_insdel_chars (1, INSERT); 877 scr_insdel_chars (width, INSERT);
873
874 // rely on wcwidth to tell us the character width, at least for non-latin1
875 // do wcwidth before further replacements, as wcwidth says that line-drawing
876 // characters have width -1 (DOH!) on GNU/Linux sometimes.
877 int width = c < 0x100 ? 1 : wcwidth (c);
878
879 if (charsets[screen.charset] == '0') // DEC SPECIAL
880 {
881 // vt100 special graphics and line drawing
882 static uint16_t vt100_0[32] = { // 5f .. 7e
883 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0,
884 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c,
885 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534,
886 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7,
887 };
888
889 if (c >= 0x5f && c <= 0x7e)
890 {
891 c = vt100_0[c - 0x5f];
892 width = 1;
893 }
894 }
895 878
896 if (width != 0) 879 if (width != 0)
897 { 880 {
898#if !UNICODE_3 && ENABLE_COMBINING 881#if !UNICODE_3
899 // trim characters we can't store directly :( 882 // trim characters we can't store directly :(
900 if (c >= 0x10000) 883 if (c >= 0x10000)
884# if ENABLE_COMBINING
901 c = rxvt_composite.compose (c); // map to lower 16 bits 885 c = rxvt_composite.compose (c); // map to lower 16 bits
886# else
887 c = 0xfffd;
902#endif 888# endif
903 bool bold = (Options & Opt_realBold) && ((rstyle & RS_Bold) != 0); 889#endif
904 rend_t rend = SET_FONT (rstyle, 890
905 c > 0x7f || bold || c < 0x20 891 // nuke the character at this position, if required
906 ? TermWin.fontset->find_font (c, bold) 892 if (line->t[screen.cur.col] == NOCHAR
907 : TermWin.ascii_map [c - 0x20]); 893 || (screen.cur.col < ncol - 1
894 && line->t[screen.cur.col + 1] == NOCHAR))
895 {
896 int col = screen.cur.col;
897
898 // find begin
899 while (col > 0 && line->t[col] == NOCHAR)
900 col--;
901
902 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
903
904 // found begin, nuke
905 do {
906 line->t[col] = ' ';
907 line->r[col] = rend;
908 col++;
909 } while (col < ncol && line->t[col] == NOCHAR);
910 }
911
912 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
913
914 // if the character doesn't fit into the remaining columns...
915 if (screen.cur.col > ncol - width && ncol >= width)
916 {
917 // ...output spaces
918 c = ' ';
919 // and try the same character next loop iteration
920 --str;
921 }
922
923 line->touch ();
908 924
909 do 925 do
910 { 926 {
911 stp[screen.cur.col] = c; 927 line->t[screen.cur.col] = c;
912 srp[screen.cur.col] = rend; 928 line->r[screen.cur.col] = rend;
913 929
914 if (screen.cur.col < last_col - 1) 930 if (screen.cur.col < ncol - 1)
915 screen.cur.col++; 931 screen.cur.col++;
916 else 932 else
917 { 933 {
918 screen.tlen[row] = last_col; 934 line->l = ncol;
919 if (screen.flags & Screen_Autowrap) 935 if (screen.flags & Screen_Autowrap)
920 screen.flags |= Screen_WrapNext; 936 screen.flags |= Screen_WrapNext;
921 break; 937 break;
922 } 938 }
923 939
924 c = NOCHAR; 940 c = NOCHAR;
925 } 941 }
926 while (--width > 0); 942 while (--width > 0);
927 943
928 // pad with spaces when overwriting wide character with smaller one 944 // pad with spaces when overwriting wide character with smaller one
929 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 945 if (!width)
930 { 946 {
947 line->touch ();
948
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
950 {
931 stp[c] = ' '; 951 line->t[c] = ' ';
932 srp[c] = rend; 952 line->r[c] = rend;
953 }
933 } 954 }
934 } 955 }
935 else if (width == 0) 956 else // width == 0
936 { 957 {
937#if ENABLE_COMBINING 958#if ENABLE_COMBINING
938 // handle combining characters 959 // handle combining characters
939 // we just tag the accent on the previous on-screen character. 960 // we just tag the accent on the previous on-screen character.
940 // this is arguably not correct, but also arguably not wrong. 961 // this is arguably not correct, but also arguably not wrong.
941 // we don't handle double-width characters nicely yet. 962 // we don't handle double-width characters nicely yet.
942 963 line_t *linep;
943 text_t *tp; 964 text_t *tp;
944 rend_t *rp; 965 rend_t *rp;
945 966
946 if (screen.cur.col > 0) 967 if (screen.cur.col > 0)
947 { 968 {
969 linep = line;
948 tp = stp + screen.cur.col - 1; 970 tp = line->t + screen.cur.col - 1;
949 rp = srp + screen.cur.col - 1; 971 rp = line->r + screen.cur.col - 1;
950 } 972 }
951 else if (screen.cur.row > 0 973 else if (screen.cur.row > 0
952 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 974 && ROW(screen.cur.row - 1).is_longer ())
953 { 975 {
954 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 976 linep = &ROW(screen.cur.row - 1);
955 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
956 } 979 }
957 else 980 else
958 continue; 981 continue;
959 982
960 // handle double-width-chars by making them look extremely ugly 983 linep->touch ();
961 if (*tp == NOCHAR) 984
962 *tp = ' '; // hack //D //TODO //--tp, --rp; 985 while (*tp == NOCHAR && tp > linep->t)
986 tp--, rp--;
963 987
964 // first try to find a precomposed character 988 // first try to find a precomposed character
965 unicode_t n = rxvt_compose (*tp, c); 989 unicode_t n = rxvt_compose (*tp, c);
966 if (n == NOCHAR) 990 if (n == NOCHAR)
967 n = rxvt_composite.compose (*tp, c); 991 n = rxvt_composite.compose (*tp, c);
968 992
969 *tp = n; 993 *tp = n;
970 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
971#endif 995#endif
972 } 996 }
973 } 997 }
974 998
975 if (screen.tlen[row] != -1) /* XXX: think about this */ 999 max_it (line->l, screen.cur.col);
976 MAX_IT (screen.tlen[row], screen.cur.col);
977
978 /*
979 * If we wrote anywhere in the selected area, kill the selection
980 * XXX: should we kill the mark too? Possibly, but maybe that
981 * should be a similar check.
982 */
983 if (clearsel)
984 CLEAR_SELECTION ();
985 1000
986#ifdef DEBUG_STRICT 1001#ifdef DEBUG_STRICT
987 assert (screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
988#else /* drive with your eyes closed */
989 MAX_IT (screen.cur.row, 0);
990#endif 1003#endif
991} 1004}
992 1005
993/* ------------------------------------------------------------------------- */ 1006/* ------------------------------------------------------------------------- */
994/* 1007/*
995 * Process Backspace. Move back the cursor back a position, wrap if have to 1008 * Process Backspace. Move back the cursor back a position, wrap if have to
996 * XTERM_SEQ: CTRL-H 1009 * XTERM_SEQ: CTRL-H
997 */ 1010 */
998void 1011void
999rxvt_term::scr_backspace () 1012rxvt_term::scr_backspace () NOTHROW
1000{ 1013{
1001 want_refresh = 1;
1002
1003 if (screen.cur.col == 0) 1014 if (screen.cur.col == 0)
1004 { 1015 {
1005 if (screen.cur.row > 0) 1016 if (screen.cur.row > 0)
1006 { 1017 {
1007#ifdef TERMCAP_HAS_BW 1018#ifdef TERMCAP_HAS_BW
1008 screen.cur.col = TermWin.ncol - 1; 1019 screen.cur.col = ncol - 1;
1009 screen.cur.row--; 1020 --screen.cur.row;
1010 return;
1011#endif
1012 1021
1022 want_refresh = 1;
1023#endif
1013 } 1024 }
1014 } 1025 }
1015 else if ((screen.flags & Screen_WrapNext) == 0) 1026 else
1016 scr_gotorc (0, -1, RELATIVE); 1027 scr_gotorc (0, -1, RELATIVE);
1017
1018 screen.flags &= ~Screen_WrapNext;
1019} 1028}
1020 1029
1021/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
1022/* 1031/*
1023 * Process Horizontal Tab 1032 * Process Horizontal Tab
1024 * count: +ve = forward; -ve = backwards 1033 * count: +ve = forward; -ve = backwards
1025 * XTERM_SEQ: CTRL-I 1034 * XTERM_SEQ: CTRL-I
1026 */ 1035 */
1027void 1036void
1028rxvt_term::scr_tab (int count) 1037rxvt_term::scr_tab (int count, bool ht) NOTHROW
1029{ 1038{
1030 int i, x; 1039 int i, x;
1031 1040
1032 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1033 want_refresh = 1; 1041 want_refresh = 1;
1034 i = x = screen.cur.col; 1042 i = x = screen.cur.col;
1035 1043
1036 if (count == 0) 1044 if (count == 0)
1037 return; 1045 return;
1038 else if (count > 0) 1046 else if (count > 0)
1039 { 1047 {
1048 line_t &l = ROW(screen.cur.row);
1049 rend_t base_rend = l.r[i];
1050 ht &= l.t[i] == ' ';
1051
1040 for (; ++i < TermWin.ncol; ) 1052 for (; ++i < ncol; )
1041 if (tabs[i]) 1053 if (tabs[i])
1042 { 1054 {
1043 x = i; 1055 x = i;
1056
1044 if (!--count) 1057 if (!--count)
1045 break; 1058 break;
1046 } 1059 }
1060 else
1061 ht &= l.t[i] == ' '
1062 && RS_SAME (l.r[i], base_rend);
1047 1063
1048 if (count) 1064 if (count)
1049 x = TermWin.ncol - 1; 1065 x = ncol - 1;
1066
1067 // store horizontal tab commands as characters inside the text
1068 // buffer so they can be selected and pasted.
1069 if (ht && option (Opt_pastableTabs))
1070 {
1071 base_rend = SET_FONT (base_rend, 0);
1072
1073 l.touch (x);
1074
1075 i = screen.cur.col;
1076
1077 l.t[i] = '\t';
1078 l.r[i] = base_rend;
1079
1080 while (++i < x)
1081 {
1082 l.t[i] = NOCHAR;
1083 l.r[i] = base_rend;
1084 }
1085 }
1050 } 1086 }
1051 else /* if (count < 0) */ 1087 else /* if (count < 0) */
1052 { 1088 {
1053 for (; --i >= 0; ) 1089 for (; --i >= 0; )
1054 if (tabs[i]) 1090 if (tabs[i])
… …
1071 * Process DEC Back Index 1107 * Process DEC Back Index
1072 * XTERM_SEQ: ESC 6 1108 * XTERM_SEQ: ESC 6
1073 * Move cursor left in row. If we're at the left boundary, shift everything 1109 * Move cursor left in row. If we're at the left boundary, shift everything
1074 * in that row right. Clear left column. 1110 * in that row right. Clear left column.
1075 */ 1111 */
1076#ifndef NO_FRILLS 1112#if !ENABLE_MINIMAL
1077void 1113void
1078rxvt_term::scr_backindex () 1114rxvt_term::scr_backindex () NOTHROW
1079{ 1115{
1080 if (screen.cur.col > 0) 1116 if (screen.cur.col > 0)
1081 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1117 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1082 else 1118 else
1083 {
1084 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1085 return; /* um, yeah? */
1086 scr_insdel_chars (1, INSERT); 1119 scr_insdel_chars (1, INSERT);
1087 }
1088} 1120}
1089#endif 1121#endif
1090/* ------------------------------------------------------------------------- */ 1122/* ------------------------------------------------------------------------- */
1091/* 1123/*
1092 * Process DEC Forward Index 1124 * Process DEC Forward Index
1093 * XTERM_SEQ: ESC 9 1125 * XTERM_SEQ: ESC 9
1094 * Move cursor right in row. If we're at the right boundary, shift everything 1126 * Move cursor right in row. If we're at the right boundary, shift everything
1095 * in that row left. Clear right column. 1127 * in that row left. Clear right column.
1096 */ 1128 */
1097#ifndef NO_FRILLS 1129#if !ENABLE_MINIMAL
1098void 1130void
1099rxvt_term::scr_forwardindex () 1131rxvt_term::scr_forwardindex () NOTHROW
1100{ 1132{
1101 int row;
1102
1103 if (screen.cur.col < TermWin.ncol - 1) 1133 if (screen.cur.col < ncol - 1)
1104 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1134 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1105 else 1135 else
1106 { 1136 {
1107 row = screen.cur.row + TermWin.saveLines; 1137 line_t &l = ROW(screen.cur.row);
1108 if (screen.tlen[row] == 0) 1138
1109 return; /* um, yeah? */ 1139 l.touch ();
1110 else if (screen.tlen[row] == -1) 1140 l.is_longer (0);
1111 screen.tlen[row] = TermWin.ncol; 1141
1112 scr_gotorc (0, 0, R_RELATIVE); 1142 scr_gotorc (0, 0, R_RELATIVE);
1113 scr_insdel_chars (1, DELETE); 1143 scr_insdel_chars (1, DELETE);
1114 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1144 scr_gotorc (0, ncol - 1, R_RELATIVE);
1115 } 1145 }
1116} 1146}
1117#endif 1147#endif
1118 1148
1119/* ------------------------------------------------------------------------- */ 1149/* ------------------------------------------------------------------------- */
1120/* 1150/*
1121 * Goto Row/Column 1151 * Goto Row/Column
1122 */ 1152 */
1123void 1153void
1124rxvt_term::scr_gotorc (int row, int col, int relative) 1154rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1125{ 1155{
1126 want_refresh = 1; 1156 want_refresh = 1;
1127 ZERO_SCROLLBACK (); 1157 ZERO_SCROLLBACK ();
1128 1158
1129 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));
1130
1131 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1159 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1132 MAX_IT (screen.cur.col, 0); 1160 clamp_it (screen.cur.col, 0, ncol - 1);
1133 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1134 1161
1135 screen.flags &= ~Screen_WrapNext; 1162 screen.flags &= ~Screen_WrapNext;
1163
1136 if (relative & R_RELATIVE) 1164 if (relative & R_RELATIVE)
1137 { 1165 {
1138 if (row > 0) 1166 if (row > 0)
1139 { 1167 {
1140 if (screen.cur.row <= screen.bscroll 1168 if (screen.cur.row <= screen.bscroll
… …
1153 } 1181 }
1154 } 1182 }
1155 else 1183 else
1156 { 1184 {
1157 if (screen.flags & Screen_Relative) 1185 if (screen.flags & Screen_Relative)
1186 {
1158 { /* relative origin mode */ 1187 /* relative origin mode */
1159 screen.cur.row = row + screen.tscroll; 1188 screen.cur.row = row + screen.tscroll;
1160 MIN_IT (screen.cur.row, screen.bscroll); 1189 min_it (screen.cur.row, screen.bscroll);
1161 } 1190 }
1162 else 1191 else
1163 screen.cur.row = row; 1192 screen.cur.row = row;
1164 } 1193 }
1165 MAX_IT (screen.cur.row, 0);
1166 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1167 1194
1168 while (screen.cur.col > 0 1195 clamp_it (screen.cur.row, 0, nrow - 1);
1169 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1170 screen.cur.col--;
1171} 1196}
1172 1197
1173/* ------------------------------------------------------------------------- */ 1198/* ------------------------------------------------------------------------- */
1174/* 1199/*
1175 * direction should be UP or DN 1200 * direction should be UP or DN
1176 */ 1201 */
1177void 1202void
1178rxvt_term::scr_index (enum page_dirn direction) 1203rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1179{ 1204{
1180 int dirn; 1205 int dirn;
1181 1206
1182 want_refresh = 1; 1207 want_refresh = 1;
1208 ZERO_SCROLLBACK ();
1209
1183 dirn = ((direction == UP) ? 1 : -1); 1210 dirn = ((direction == UP) ? 1 : -1);
1184 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1185
1186 ZERO_SCROLLBACK ();
1187 1211
1188 screen.flags &= ~Screen_WrapNext; 1212 screen.flags &= ~Screen_WrapNext;
1213
1189 if ((screen.cur.row == screen.bscroll && direction == UP) 1214 if ((screen.cur.row == screen.bscroll && direction == UP)
1190 || (screen.cur.row == screen.tscroll && direction == DN)) 1215 || (screen.cur.row == screen.tscroll && direction == DN))
1191 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1216 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1192 else 1217 else
1193 screen.cur.row += dirn; 1218 screen.cur.row += dirn;
1194 MAX_IT (screen.cur.row, 0); 1219
1195 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1220 clamp_it (screen.cur.row, 0, nrow - 1);
1196 selection_check (0); 1221 selection_check (0);
1197} 1222}
1198 1223
1199/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1200/* 1225/*
… …
1202 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1227 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1203 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1228 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1204 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1229 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1205 */ 1230 */
1206void 1231void
1207rxvt_term::scr_erase_line (int mode) 1232rxvt_term::scr_erase_line (int mode) NOTHROW
1208{ 1233{
1209 unsigned int row, col, num; 1234 unsigned int col, num;
1210 1235
1211 want_refresh = 1; 1236 want_refresh = 1;
1212 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1213 ZERO_SCROLLBACK (); 1237 ZERO_SCROLLBACK ();
1214 1238
1215 selection_check (1); 1239 selection_check (1);
1216 1240
1217 screen.flags &= ~Screen_WrapNext; 1241 line_t &line = ROW(screen.cur.row);
1218 1242
1219 row = TermWin.saveLines + screen.cur.row; 1243 line.touch ();
1244 line.is_longer (0);
1245
1220 switch (mode) 1246 switch (mode)
1221 { 1247 {
1222 case 0: /* erase to end of line */ 1248 case 0: /* erase to end of line */
1223 col = screen.cur.col; 1249 col = screen.cur.col;
1224 num = TermWin.ncol - col; 1250 num = ncol - col;
1225 MIN_IT (screen.tlen[row], (int16_t)col); 1251 min_it (line.l, col);
1226 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1252 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1227 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1253 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1228 CLEAR_SELECTION (); 1254 CLEAR_SELECTION ();
1229 break; 1255 break;
1230 case 1: /* erase to beginning of line */ 1256 case 1: /* erase to beginning of line */
… …
1234 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1260 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1235 CLEAR_SELECTION (); 1261 CLEAR_SELECTION ();
1236 break; 1262 break;
1237 case 2: /* erase whole line */ 1263 case 2: /* erase whole line */
1238 col = 0; 1264 col = 0;
1239 num = TermWin.ncol; 1265 num = ncol;
1240 screen.tlen[row] = 0; 1266 line.l = 0;
1241 if (selection.beg.row <= screen.cur.row 1267 if (selection.beg.row <= screen.cur.row
1242 && selection.end.row >= screen.cur.row) 1268 && selection.end.row >= screen.cur.row)
1243 CLEAR_SELECTION (); 1269 CLEAR_SELECTION ();
1244 break; 1270 break;
1245 default: 1271 default:
1246 return; 1272 return;
1247 } 1273 }
1248 1274
1249 if (screen.text[row]) 1275 scr_blank_line (line, col, num, rstyle);
1250 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1251 else
1252 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1253} 1276}
1254 1277
1255/* ------------------------------------------------------------------------- */ 1278/* ------------------------------------------------------------------------- */
1256/* 1279/*
1257 * Erase part of whole of the screen 1280 * Erase part of whole of the screen
1258 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1281 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1259 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1282 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1260 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1283 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1261 */ 1284 */
1262void 1285void
1263rxvt_term::scr_erase_screen (int mode) 1286rxvt_term::scr_erase_screen (int mode) NOTHROW
1264{ 1287{
1265 int num; 1288 int num;
1266 int32_t row, row_offset; 1289 int32_t row;
1267 rend_t ren; 1290 rend_t ren;
1268 XGCValues gcvalue; 1291 XGCValues gcvalue;
1269 1292
1270 want_refresh = 1; 1293 want_refresh = 1;
1271 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1272 ZERO_SCROLLBACK (); 1294 ZERO_SCROLLBACK ();
1273 row_offset = (int32_t)TermWin.saveLines;
1274 1295
1275 switch (mode) 1296 switch (mode)
1276 { 1297 {
1277 case 0: /* erase to end of screen */ 1298 case 0: /* erase to end of screen */
1278 selection_check (1); 1299 selection_check (1);
1279 scr_erase_line (0); 1300 scr_erase_line (0);
1280 row = screen.cur.row + 1; /* possible OOB */ 1301 row = screen.cur.row + 1; /* possible OOB */
1281 num = TermWin.nrow - row; 1302 num = nrow - row;
1282 break; 1303 break;
1283 case 1: /* erase to beginning of screen */ 1304 case 1: /* erase to beginning of screen */
1284 selection_check (3); 1305 selection_check (3);
1285 scr_erase_line (1); 1306 scr_erase_line (1);
1286 row = 0; 1307 row = 0;
1287 num = screen.cur.row; 1308 num = screen.cur.row;
1288 break; 1309 break;
1289 case 2: /* erase whole screen */ 1310 case 2: /* erase whole screen */
1290 selection_check (3); 1311 selection_check (3);
1291 row = 0; 1312 row = 0;
1292 num = TermWin.nrow; 1313 num = nrow;
1293 break; 1314 break;
1294 default: 1315 default:
1295 return; 1316 return;
1296 } 1317 }
1297 1318
… …
1299 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1320 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1300 || (selection.end.row >= row 1321 || (selection.end.row >= row
1301 && selection.end.row <= row + num))) 1322 && selection.end.row <= row + num)))
1302 CLEAR_SELECTION (); 1323 CLEAR_SELECTION ();
1303 1324
1304 if (row >= TermWin.nrow) /* Out Of Bounds */ 1325 if (row >= nrow) /* Out Of Bounds */
1305 return; 1326 return;
1306 1327
1307 MIN_IT (num, (TermWin.nrow - row)); 1328 min_it (num, nrow - row);
1308 1329
1309 if (rstyle & (RS_RVid | RS_Uline)) 1330 if (rstyle & (RS_RVid | RS_Uline))
1310 ren = (rend_t) ~RS_None; 1331 ren = (rend_t) ~RS_None;
1311 else if (GET_BASEBG (rstyle) == Color_bg) 1332 else if (GET_BASEBG (rstyle) == Color_bg)
1312 { 1333 {
1313 ren = DEFAULT_RSTYLE; 1334 ren = DEFAULT_RSTYLE;
1314 CLEAR_ROWS (row, num); 1335 CLEAR_ROWS (row, num);
1315 } 1336 }
1316 else 1337 else
1317 { 1338 {
1318 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1339 ren = rstyle & (RS_fgMask | RS_bgMask);
1319 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1340 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1320 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1341 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1321 ERASE_ROWS (row, num); 1342 ERASE_ROWS (row, num);
1322 gcvalue.foreground = PixColors[Color_fg]; 1343 gcvalue.foreground = pix_colors[Color_fg];
1323 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1344 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1324 } 1345 }
1325 1346
1326 for (; num--; row++) 1347 for (; num--; row++)
1327 { 1348 {
1328 scr_blank_screen_mem (screen.text, screen.rend, 1349 scr_blank_screen_mem (ROW(row), rstyle);
1329 (unsigned int) (row + row_offset), rstyle); 1350 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1330 screen.tlen[row + row_offset] = 0;
1331 scr_blank_line (drawn_text[row], drawn_rend[row],
1332 (unsigned int)TermWin.ncol, ren);
1333 } 1351 }
1334} 1352}
1353
1354#if !ENABLE_MINIMAL
1355void
1356rxvt_term::scr_erase_savelines () NOTHROW
1357{
1358 want_refresh = 1;
1359 ZERO_SCROLLBACK ();
1360
1361 top_row = 0;
1362}
1363#endif
1335 1364
1336/* ------------------------------------------------------------------------- */ 1365/* ------------------------------------------------------------------------- */
1337/* 1366/*
1338 * Fill the screen with `E's 1367 * Fill the screen with `E's
1339 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1368 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1340 */ 1369 */
1341void 1370void
1342rxvt_term::scr_E () 1371rxvt_term::scr_E () NOTHROW
1343{ 1372{
1344 int i, j, k; 1373 rend_t fs;
1345 rend_t *r1, fs;
1346 1374
1347 want_refresh = 1; 1375 want_refresh = 1;
1376 ZERO_SCROLLBACK ();
1377
1348 num_scr_allow = 0; 1378 num_scr_allow = 0;
1349 ZERO_SCROLLBACK ();
1350 selection_check (3); 1379 selection_check (3);
1351 1380
1352 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1381 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1353 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1382 for (int row = nrow; row--; )
1354 { 1383 {
1355 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1384 line_t &line = ROW(row);
1385
1356 fill_text (screen.text[k], 'E', TermWin.ncol); 1386 fill_text (line.t, 'E', ncol);
1357 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1387 rend_t *r1 = line.r;
1388
1389 for (int j = ncol; j--; )
1358 *r1++ = fs; 1390 *r1++ = fs;
1391
1392 line.is_longer (0);
1393 line.touch (ncol);
1359 } 1394 }
1360} 1395}
1361 1396
1362/* ------------------------------------------------------------------------- */ 1397/* ------------------------------------------------------------------------- */
1363/* 1398/*
1364 * Insert/Delete <count> lines 1399 * Insert/Delete <count> lines
1365 */ 1400 */
1366void 1401void
1367rxvt_term::scr_insdel_lines (int count, int insdel) 1402rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1368{ 1403{
1369 int end; 1404 int end;
1370 1405
1371 ZERO_SCROLLBACK (); 1406 ZERO_SCROLLBACK ();
1372 1407
… …
1381 if (insdel == DELETE) 1416 if (insdel == DELETE)
1382 return; 1417 return;
1383 else if (insdel == INSERT) 1418 else if (insdel == INSERT)
1384 count = end; 1419 count = end;
1385 } 1420 }
1386 screen.flags &= ~Screen_WrapNext;
1387 1421
1422 scr_do_wrap ();
1423
1388 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1424 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1389} 1425}
1390 1426
1391/* ------------------------------------------------------------------------- */ 1427/* ------------------------------------------------------------------------- */
1392/* 1428/*
1393 * Insert/Delete <count> characters from the current position 1429 * Insert/Delete <count> characters from the current position
1394 */ 1430 */
1395void 1431void
1396rxvt_term::scr_insdel_chars (int count, int insdel) 1432rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1397{ 1433{
1398 int col, row; 1434 int col, row;
1399 rend_t tr; 1435 rend_t tr;
1400 text_t *stp;
1401 rend_t *srp;
1402 int16_t *slp;
1403 1436
1404 want_refresh = 1; 1437 want_refresh = 1;
1405 ZERO_SCROLLBACK (); 1438 ZERO_SCROLLBACK ();
1406 1439
1407 if (count <= 0) 1440 if (count <= 0)
1408 return; 1441 return;
1409 1442
1443 scr_do_wrap ();
1444
1410 selection_check (1); 1445 selection_check (1);
1411 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1446 min_it (count, ncol - screen.cur.col);
1412 1447
1413 row = screen.cur.row + TermWin.saveLines;
1414 screen.flags &= ~Screen_WrapNext;
1415
1416 stp = screen.text[row];
1417 srp = screen.rend[row]; 1448 row = screen.cur.row;
1418 slp = & (screen.tlen[row]); 1449
1450 line_t *line = &ROW(row);
1451
1452 line->touch ();
1453 line->is_longer (0);
1419 1454
1420 switch (insdel) 1455 switch (insdel)
1421 { 1456 {
1422 case INSERT: 1457 case INSERT:
1423 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1458 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1424 col--)
1425 { 1459 {
1426 stp[col] = stp[col - count]; 1460 line->t[col] = line->t[col - count];
1427 srp[col] = srp[col - count]; 1461 line->r[col] = line->r[col - count];
1428 } 1462 }
1429 1463
1430 if (*slp != -1) 1464 line->l = min (line->l + count, ncol);
1431 {
1432 *slp += count;
1433 MIN_IT (*slp, TermWin.ncol);
1434 }
1435 1465
1436 if (selection.op && current_screen == selection.screen 1466 if (selection.op && current_screen == selection.screen
1437 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1467 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1438 { 1468 {
1439 if (selection.end.row != screen.cur.row 1469 if (selection.end.row != screen.cur.row
1440 || (selection.end.col + count >= TermWin.ncol)) 1470 || (selection.end.col + count >= ncol))
1441 CLEAR_SELECTION (); 1471 CLEAR_SELECTION ();
1442 else 1472 else
1473 {
1443 { /* shift selection */ 1474 /* shift selection */
1444 selection.beg.col += count; 1475 selection.beg.col += count;
1445 selection.mark.col += count; /* XXX: yes? */ 1476 selection.mark.col += count; /* XXX: yes? */
1446 selection.end.col += count; 1477 selection.end.col += count;
1447 } 1478 }
1448 } 1479 }
1449 1480
1450 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1481 scr_blank_line (*line, screen.cur.col, count, rstyle);
1451 (unsigned int)count, rstyle);
1452 break; 1482 break;
1453 1483
1454 case ERASE: 1484 case ERASE:
1455 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1485 screen.cur.col += count; /* don't worry if > ncol */
1456 selection_check (1); 1486 selection_check (1);
1457 screen.cur.col -= count; 1487 screen.cur.col -= count;
1458 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1488
1459 (unsigned int)count, rstyle); 1489 line->l = max (line->l - count, 0);
1490 scr_blank_line (*line, screen.cur.col, count, rstyle);
1460 break; 1491 break;
1461 1492
1462 case DELETE: 1493 case DELETE:
1463 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1494 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1464 1495
1465 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1496 for (col = screen.cur.col; (col + count) < ncol; col++)
1466 { 1497 {
1467 stp[col] = stp[col + count]; 1498 line->t[col] = line->t[col + count];
1468 srp[col] = srp[col + count]; 1499 line->r[col] = line->r[col + count];
1469 } 1500 }
1470 1501
1471 scr_blank_line (& (stp[TermWin.ncol - count]), 1502 line->l = max (line->l - count, 0);
1472 & (srp[TermWin.ncol - count]), 1503 scr_blank_line (*line, ncol - count, count, tr);
1473 (unsigned int)count, tr);
1474
1475 if (*slp == -1) /* break line continuation */
1476 *slp = TermWin.ncol;
1477
1478 *slp -= count;
1479 MAX_IT (*slp, 0);
1480 1504
1481 if (selection.op && current_screen == selection.screen 1505 if (selection.op && current_screen == selection.screen
1482 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1506 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1483 { 1507 {
1484 if (selection.end.row != screen.cur.row 1508 if (selection.end.row != screen.cur.row
1485 || (screen.cur.col >= selection.beg.col - count) 1509 || (screen.cur.col >= selection.beg.col - count)
1486 || selection.end.col >= TermWin.ncol) 1510 || selection.end.col >= ncol)
1487 CLEAR_SELECTION (); 1511 CLEAR_SELECTION ();
1488 else 1512 else
1489 { 1513 {
1490 /* shift selection */ 1514 /* shift selection */
1491 selection.beg.col -= count; 1515 selection.beg.col -= count;
1492 selection.mark.col -= count; /* XXX: yes? */ 1516 selection.mark.col -= count; /* XXX: yes? */
1493 selection.end.col -= count; 1517 selection.end.col -= count;
1494 } 1518 }
1495 } 1519 }
1496 1520
1497 break; 1521 break;
1498 } 1522 }
… …
1502/* 1526/*
1503 * Set the scrolling region 1527 * Set the scrolling region
1504 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1528 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1505 */ 1529 */
1506void 1530void
1507rxvt_term::scr_scroll_region (int top, int bot) 1531rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1508{ 1532{
1509 MAX_IT (top, 0); 1533 max_it (top, 0);
1510 MIN_IT (bot, (int)TermWin.nrow - 1); 1534 min_it (bot, nrow - 1);
1511 1535
1512 if (top > bot) 1536 if (top > bot)
1513 return; 1537 return;
1514 1538
1515 screen.tscroll = top; 1539 screen.tscroll = top;
… …
1522 * Make the cursor visible/invisible 1546 * Make the cursor visible/invisible
1523 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1547 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1524 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1548 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1525 */ 1549 */
1526void 1550void
1527rxvt_term::scr_cursor_visible (int mode) 1551rxvt_term::scr_cursor_visible (int mode) NOTHROW
1528{ 1552{
1529 want_refresh = 1; 1553 want_refresh = 1;
1530 1554
1531 if (mode) 1555 if (mode)
1532 screen.flags |= Screen_VisibleCursor; 1556 screen.flags |= Screen_VisibleCursor;
… …
1539 * Set/unset automatic wrapping 1563 * Set/unset automatic wrapping
1540 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1564 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1541 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1565 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1542 */ 1566 */
1543void 1567void
1544rxvt_term::scr_autowrap (int mode) 1568rxvt_term::scr_autowrap (int mode) NOTHROW
1545{ 1569{
1546 if (mode) 1570 if (mode)
1547 screen.flags |= Screen_Autowrap; 1571 screen.flags |= Screen_Autowrap;
1548 else 1572 else
1549 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1573 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1550} 1574}
1551 1575
1552/* ------------------------------------------------------------------------- */ 1576/* ------------------------------------------------------------------------- */
1553/* 1577/*
1554 * Set/unset margin origin mode 1578 * Set/unset margin origin mode
… …
1558 * and the cursor cannot be moved outside. 1582 * and the cursor cannot be moved outside.
1559 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1583 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1560 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1584 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1561 */ 1585 */
1562void 1586void
1563rxvt_term::scr_relative_origin (int mode) 1587rxvt_term::scr_relative_origin (int mode) NOTHROW
1564{ 1588{
1565 if (mode) 1589 if (mode)
1566 screen.flags |= Screen_Relative; 1590 screen.flags |= Screen_Relative;
1567 else 1591 else
1568 screen.flags &= ~Screen_Relative; 1592 screen.flags &= ~Screen_Relative;
1593
1569 scr_gotorc (0, 0, 0); 1594 scr_gotorc (0, 0, 0);
1570} 1595}
1571 1596
1572/* ------------------------------------------------------------------------- */ 1597/* ------------------------------------------------------------------------- */
1573/* 1598/*
1574 * Set insert/replace mode 1599 * Set insert/replace mode
1575 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1600 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1576 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1601 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1577 */ 1602 */
1578void 1603void
1579rxvt_term::scr_insert_mode (int mode) 1604rxvt_term::scr_insert_mode (int mode) NOTHROW
1580{ 1605{
1581 if (mode) 1606 if (mode)
1582 screen.flags |= Screen_Insert; 1607 screen.flags |= Screen_Insert;
1583 else 1608 else
1584 screen.flags &= ~Screen_Insert; 1609 screen.flags &= ~Screen_Insert;
… …
1590 * XTERM_SEQ: Set tab at current column : ESC H 1615 * XTERM_SEQ: Set tab at current column : ESC H
1591 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1616 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1592 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1617 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1593 */ 1618 */
1594void 1619void
1595rxvt_term::scr_set_tab (int mode) 1620rxvt_term::scr_set_tab (int mode) NOTHROW
1596{ 1621{
1597 if (mode < 0) 1622 if (mode < 0)
1598 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1623 memset (tabs, 0, ncol);
1599 else if (screen.cur.col < TermWin.ncol) 1624 else if (screen.cur.col < ncol)
1600 tabs[screen.cur.col] = (mode ? 1 : 0); 1625 tabs [screen.cur.col] = !!mode;
1601} 1626}
1602 1627
1603/* ------------------------------------------------------------------------- */ 1628/* ------------------------------------------------------------------------- */
1604/* 1629/*
1605 * Set reverse/normal video 1630 * Set reverse/normal video
1606 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1631 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1607 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1632 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1608 */ 1633 */
1609void 1634void
1610rxvt_term::scr_rvideo_mode (int mode) 1635rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1611{ 1636{
1612 XGCValues gcvalue; 1637 rvideo_mode = on;
1613 1638
1639#ifndef NO_BELL
1640 on ^= rvideo_bell;
1641#endif
1642
1614 if (rvideo != mode) 1643 if (rvideo_state != on)
1615 { 1644 {
1616 rvideo = mode; 1645 rvideo_state = on;
1617 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1646
1618#if defined(XPM_BACKGROUND) 1647 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1648#ifdef HAVE_BG_PIXMAP
1619 if (bgPixmap.pixmap == None) 1649 if (bgPixmap.pixmap == None)
1620#endif 1650#endif
1621#if defined(TRANSPARENT) 1651 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1622 if (! (Options & Opt_transparent) || am_transparent == 0)
1623#endif
1624 XSetWindowBackground (display->display, TermWin.vt,
1625 PixColors[Color_bg]);
1626 1652
1653 XGCValues gcvalue;
1627 gcvalue.foreground = PixColors[Color_fg]; 1654 gcvalue.foreground = pix_colors[Color_fg];
1628 gcvalue.background = PixColors[Color_bg]; 1655 gcvalue.background = pix_colors[Color_bg];
1629 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1656 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1630 &gcvalue); 1657
1631 scr_clear (); 1658 scr_clear ();
1632 scr_touch (true); 1659 scr_touch (true);
1633 } 1660 }
1634} 1661}
1635 1662
… …
1637/* 1664/*
1638 * Report current cursor position 1665 * Report current cursor position
1639 * XTERM_SEQ: Report position: ESC [ 6 n 1666 * XTERM_SEQ: Report position: ESC [ 6 n
1640 */ 1667 */
1641void 1668void
1642rxvt_term::scr_report_position () 1669rxvt_term::scr_report_position () NOTHROW
1643{ 1670{
1644 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1671 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1645} 1672}
1646 1673
1647/* ------------------------------------------------------------------------- * 1674/* ------------------------------------------------------------------------- *
… …
1650 1677
1651/* 1678/*
1652 * Set font style 1679 * Set font style
1653 */ 1680 */
1654void 1681void
1655rxvt_term::set_font_style () 1682rxvt_term::set_font_style () NOTHROW
1656{ 1683{
1684#if 0
1657 switch (charsets[screen.charset]) 1685 switch (charsets [screen.charset])
1658 { 1686 {
1659 case '0': /* DEC Special Character & Line Drawing Set */ 1687 case '0': /* DEC Special Character & Line Drawing Set */
1660 break; 1688 break;
1661 case 'A': /* United Kingdom (UK) */ 1689 case 'A': /* United Kingdom (UK) */
1662 break; 1690 break;
… …
1669 case 'C': /* Finnish character set */ 1697 case 'C': /* Finnish character set */
1670 break; 1698 break;
1671 case 'K': /* German character set */ 1699 case 'K': /* German character set */
1672 break; 1700 break;
1673 } 1701 }
1702#endif
1674} 1703}
1675 1704
1676/* ------------------------------------------------------------------------- */ 1705/* ------------------------------------------------------------------------- */
1677/* 1706/*
1678 * Choose a font 1707 * Choose a font
… …
1680 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1709 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1681 * XTERM_SEQ: Invoke G2 character set: ESC N 1710 * XTERM_SEQ: Invoke G2 character set: ESC N
1682 * XTERM_SEQ: Invoke G3 character set: ESC O 1711 * XTERM_SEQ: Invoke G3 character set: ESC O
1683 */ 1712 */
1684void 1713void
1685rxvt_term::scr_charset_choose (int set) 1714rxvt_term::scr_charset_choose (int set) NOTHROW
1686 { 1715{
1687 screen.charset = set; 1716 screen.charset = set;
1688 set_font_style (); 1717 set_font_style ();
1689 } 1718}
1690 1719
1691/* ------------------------------------------------------------------------- */ 1720/* ------------------------------------------------------------------------- */
1692/* 1721/*
1693 * Set a font 1722 * Set a font
1694 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1723 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1696 * XTERM_SEQ: Set G2 character set: ESC * <C> 1725 * XTERM_SEQ: Set G2 character set: ESC * <C>
1697 * XTERM_SEQ: Set G3 character set: ESC + <C> 1726 * XTERM_SEQ: Set G3 character set: ESC + <C>
1698 * See set_font_style for possible values for <C> 1727 * See set_font_style for possible values for <C>
1699 */ 1728 */
1700void 1729void
1701rxvt_term::scr_charset_set (int set, unsigned int ch) 1730rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1702 { 1731{
1703 charsets[set] = (unsigned char)ch; 1732 charsets[set] = (unsigned char)ch;
1704 set_font_style (); 1733 set_font_style ();
1705 } 1734}
1706 1735
1707 1736
1708/* ------------------------------------------------------------------------- * 1737/* ------------------------------------------------------------------------- *
1709 * MAJOR SCREEN MANIPULATION * 1738 * MAJOR SCREEN MANIPULATION *
1710 * ------------------------------------------------------------------------- */ 1739 * ------------------------------------------------------------------------- */
1711 1740
1712/* 1741/*
1713 * refresh matching text. 1742 * refresh matching text.
1714 */ 1743 */
1715bool 1744bool
1716rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1745rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1717{ 1746{
1718 bool found = false; 1747 bool found = false;
1719 1748
1720 for (int i = 0; i < TermWin.nrow; i++) 1749 for (int i = 0; i < nrow; i++)
1721 { 1750 {
1722 int col = 0;
1723 rend_t *drp = drawn_rend [i]; 1751 rend_t *drp = drawn_buf[i].r;
1724 1752
1725 for (; col < TermWin.ncol; col++, drp++) 1753 for (int col = 0; col < ncol; col++, drp++)
1726 if ((*drp & mask) == value) 1754 if ((*drp & mask) == value)
1727 { 1755 {
1728 found = true; 1756 found = true;
1729 *drp = ~value; 1757 *drp = ~value;
1730 } 1758 }
… …
1741 PART_END, 1769 PART_END,
1742 RC_COUNT 1770 RC_COUNT
1743}; 1771};
1744 1772
1745void 1773void
1746rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1774rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1747{ 1775{
1748 int i; 1776 int i;
1749 row_col_t rc[RC_COUNT]; 1777 row_col_t rc[RC_COUNT];
1750 1778
1751 if (drawn_text == NULL) /* sanity check */ 1779 if (!drawn_buf) /* sanity check */
1752 return; 1780 return;
1753 1781
1754#ifndef NO_SLOW_LINK_SUPPORT 1782#ifndef NO_SLOW_LINK_SUPPORT
1755 if (refresh_type == FAST_REFRESH && !display->is_local) 1783 if (refresh_type == FAST_REFRESH && !display->is_local)
1756 { 1784 {
1757 y = 0; 1785 y = 0;
1758 height = TermWin.height; 1786 eheight = height;
1759 } 1787 }
1760#endif
1761
1762#ifdef DEBUG_STRICT
1763 x = max (x, 0);
1764 x = min (x, (int)TermWin.width);
1765 y = max (y, 0);
1766 y = min (y, (int)TermWin.height);
1767#endif 1788#endif
1768 1789
1769 /* round down */ 1790 /* round down */
1770 rc[PART_BEG].col = Pixel2Col (x); 1791 rc[PART_BEG].col = Pixel2Col (x);
1771 rc[PART_BEG].row = Pixel2Row (y); 1792 rc[PART_BEG].row = Pixel2Row (y);
1772 /* round up */ 1793 /* round up */
1773 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1794 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1774 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1795 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1775 1796
1776 /* sanity checks */ 1797 /* sanity checks */
1777 for (i = PART_BEG; i < RC_COUNT; i++) 1798 for (i = PART_BEG; i < RC_COUNT; i++)
1778 { 1799 {
1779 MIN_IT (rc[i].col, TermWin.ncol - 1); 1800 min_it (rc[i].col, ncol - 1);
1780 MIN_IT (rc[i].row, TermWin.nrow - 1); 1801 min_it (rc[i].row, nrow - 1);
1781 } 1802 }
1782 1803// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1783 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));
1784
1785 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1804 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1786 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1805 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1806
1807 num_scr_allow = 0;
1787 1808
1788 if (refresh) 1809 if (refresh)
1789 scr_refresh (SLOW_REFRESH); 1810 scr_refresh ();
1790} 1811}
1791 1812
1792/* ------------------------------------------------------------------------- */ 1813/* ------------------------------------------------------------------------- */
1793/* 1814/*
1794 * Refresh the entire screen 1815 * Refresh the entire screen
1795 */ 1816 */
1796void 1817void
1797rxvt_term::scr_touch (bool refresh) 1818rxvt_term::scr_touch (bool refresh) NOTHROW
1798{ 1819{
1799 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1820 scr_expose (0, 0, width, height, refresh);
1800} 1821}
1801 1822
1802/* ------------------------------------------------------------------------- */ 1823/* ------------------------------------------------------------------------- */
1803/* 1824/*
1804 * Move the display so that the line represented by scrollbar value Y is at 1825 * Move the display so that the line represented by scrollbar value Y is at
1805 * the top of the screen 1826 * the top of the screen
1806 */ 1827 */
1807int 1828void
1808rxvt_term::scr_move_to (int y, int len) 1829rxvt_term::scr_move_to (int y, int len) NOTHROW
1809{ 1830{
1810 long p = 0; 1831 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1811 uint16_t oldviewstart;
1812
1813 oldviewstart = TermWin.view_start;
1814 if (y < len)
1815 {
1816 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1817 p -= (long) (TermWin.nrow - 1);
1818 p = max (p, 0);
1819 }
1820 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1821 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1822
1823 return scr_changeview (oldviewstart);
1824} 1832}
1825 1833
1826/* ------------------------------------------------------------------------- */ 1834/* ------------------------------------------------------------------------- */
1827/* 1835/*
1828 * Page the screen up/down nlines 1836 * Page the screen up/down nlines
1829 * direction should be UP or DN 1837 * direction should be UP or DN
1830 */ 1838 */
1831int 1839bool
1832rxvt_term::scr_page (enum page_dirn direction, int nlines) 1840rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1833{ 1841{
1834 int n; 1842 int new_view_start =
1835 uint16_t oldviewstart; 1843 direction == UP ? view_start - nlines
1844 : view_start + nlines;
1836 1845
1837 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1838#ifdef DEBUG_STRICT
1839 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1840#endif
1841 oldviewstart = TermWin.view_start;
1842 if (direction == UP)
1843 {
1844 n = TermWin.view_start + nlines;
1845 TermWin.view_start = min (n, TermWin.nscrolled);
1846 }
1847 else
1848 {
1849 n = TermWin.view_start - nlines;
1850 TermWin.view_start = max (n, 0);
1851 }
1852 return scr_changeview (oldviewstart); 1846 return scr_changeview (new_view_start);
1853} 1847}
1854 1848
1855int 1849bool
1856rxvt_term::scr_changeview (uint16_t oldviewstart) 1850rxvt_term::scr_changeview (int new_view_start) NOTHROW
1857{ 1851{
1852 clamp_it (new_view_start, top_row, 0);
1853
1858 if (TermWin.view_start != oldviewstart) 1854 if (new_view_start == view_start)
1859 { 1855 return false;
1856
1857 num_scr += new_view_start - view_start;
1858 view_start = new_view_start;
1860 want_refresh = 1; 1859 want_refresh = 1;
1861 num_scr -= (TermWin.view_start - oldviewstart);
1862 }
1863 1860
1864 return (int) (TermWin.view_start - oldviewstart); 1861 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1865}
1866 1862
1867/* ------------------------------------------------------------------------- */ 1863 return true;
1868void 1864}
1869rxvt_term::scr_bell () 1865
1870{
1871#ifndef NO_BELL 1866#ifndef NO_BELL
1867void
1868rxvt_term::bell_cb (ev::timer &w, int revents)
1869{
1870 rvideo_bell = false;
1871 scr_rvideo_mode (rvideo_mode);
1872 refresh_check ();
1873}
1874#endif
1875
1876/* ------------------------------------------------------------------------- */
1877void
1878rxvt_term::scr_bell () NOTHROW
1879{
1880#ifndef NO_BELL
1881
1872# ifndef NO_MAPALERT 1882# ifndef NO_MAPALERT
1873# ifdef MAPALERT_OPTION 1883# ifdef MAPALERT_OPTION
1874 if (Options & Opt_mapAlert) 1884 if (option (Opt_mapAlert))
1875# endif 1885# endif
1876 XMapWindow (display->display, TermWin.parent[0]); 1886 XMapWindow (dpy, parent[0]);
1877# endif 1887# endif
1888
1889# if ENABLE_FRILLS
1890 if (option (Opt_urgentOnBell))
1891 {
1892 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1893 {
1894 h->flags |= XUrgencyHint;
1895 XSetWMHints (dpy, parent[0], h);
1896 }
1897 }
1898# endif
1899
1878 if (Options & Opt_visualBell) 1900 if (option (Opt_visualBell))
1879 { 1901 {
1880 scr_rvideo_mode (!rvideo); /* refresh also done */ 1902 rvideo_bell = true;
1881 scr_rvideo_mode (!rvideo); /* refresh also done */ 1903 scr_rvideo_mode (rvideo_mode);
1904 flush ();
1905
1906 bell_ev.start (VISUAL_BELL_DURATION);
1882 } 1907 }
1883 else 1908 else
1884 XBell (display->display, 0); 1909 XBell (dpy, 0);
1885#endif 1910#endif
1886} 1911}
1887 1912
1888/* ------------------------------------------------------------------------- */ 1913/* ------------------------------------------------------------------------- */
1889/* ARGSUSED */ 1914/* ARGSUSED */
1890void 1915void
1891rxvt_term::scr_printscreen (int fullhist) 1916rxvt_term::scr_printscreen (int fullhist) NOTHROW
1892{ 1917{
1893#ifdef PRINTPIPE 1918#ifdef PRINTPIPE
1894 int i, r1, nrows, row_offset; 1919 int nrows, row_start;
1895 text_t *t; 1920 FILE *fd;
1896 FILE *fd;
1897 1921
1898 if ((fd = popen_printer ()) == NULL) 1922 if ((fd = popen_printer ()) == NULL)
1899 return; 1923 return;
1900 nrows = TermWin.nrow; 1924
1901 row_offset = TermWin.saveLines;
1902 if (!fullhist) 1925 if (fullhist)
1903 row_offset -= TermWin.view_start; 1926 {
1927 nrows = nrow - top_row;
1928 row_start = top_row;
1929 }
1904 else 1930 else
1905 { 1931 {
1906 nrows += TermWin.nscrolled; 1932 nrows = nrow;
1907 row_offset -= TermWin.nscrolled; 1933 row_start = view_start;
1908 } 1934 }
1909 1935
1936 wctomb (0, 0);
1937
1910 for (r1 = 0; r1 < nrows; r1++) 1938 for (int r1 = 0; r1 < nrows; r1++)
1911 {
1912 t = screen.text[r1 + row_offset];
1913 for (i = TermWin.ncol - 1; i >= 0; i--)
1914 if (!isspace (t[i]))
1915 break;
1916 fprintf (fd, "%.*s\n", (i + 1), t);
1917 } 1939 {
1940 text_t *tp = ROW(r1).t;
1941 int len = ROW(r1).l;
1942
1943 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1944 {
1945 char mb[MB_LEN_MAX];
1946 text_t t = *tp++;
1947 if (t == NOCHAR)
1948 continue;
1949
1950 len = wctomb (mb, t);
1951
1952 if (len <= 0)
1953 {
1954 mb[0] = ' ';
1955 len = 1;
1956 }
1957
1958 fwrite (mb, 1, len, fd);
1959 }
1960
1961 fputc ('\n', fd);
1962 }
1963
1918 pclose_printer (fd); 1964 pclose_printer (fd);
1919#endif 1965#endif
1920} 1966}
1921 1967
1922/* ------------------------------------------------------------------------- */ 1968/* ------------------------------------------------------------------------- */
1923/* 1969/*
1924 * Refresh the screen 1970 * Refresh the screen
1925 * drawn_text/drawn_rend contain the screen information before the update. 1971 * drawn_text/drawn_rend contain the screen information before the update.
1926 * screen.text/screen.rend contain what the screen will change to. 1972 * screen.text/screen.rend contain what the screen will change to.
1927 */ 1973 */
1928
1929#define FONT_WIDTH(X, Y) \
1930 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1931#define FONT_RBEAR(X, Y) \
1932 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1933#define FONT_LBEAR(X, Y) \
1934 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1935#define IS_FONT_CHAR(X, Y) \
1936 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1937
1938void 1974void
1939rxvt_term::scr_refresh (unsigned char refresh_type) 1975rxvt_term::scr_refresh () NOTHROW
1940{ 1976{
1941 unsigned char must_clear, /* use draw_string not draw_image_string */ 1977 unsigned char have_bg,
1942 rvid, /* reverse video this position */
1943 showcursor; /* show the cursor */ 1978 showcursor; /* show the cursor */
1944 int16_t col, row, /* column/row we're processing */ 1979 int16_t col, row, /* column/row we're processing */
1945 ocrow; /* old cursor row */ 1980 ocrow; /* old cursor row */
1946 int i, /* tmp */ 1981 int i; /* tmp */
1947 row_offset; /* basic offset in screen structure */
1948#ifndef NO_CURSORCOLOR 1982#ifndef NO_CURSORCOLOR
1949 rend_t cc1; /* store colours at cursor position (s) */ 1983 rend_t cc1; /* store colours at cursor position (s) */
1950#endif 1984#endif
1951 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1985 rend_t *crp; // cursor rendition pointer
1952 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 1986 rend_t ccol1, /* Cursor colour */
1987 ccol2; /* Cursor colour2 */
1953 1988
1989 want_refresh = 0; /* screen is current */
1990
1954 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1991 if (refresh_type == NO_REFRESH || !mapped)
1955 return; 1992 return;
1956 1993
1957 /* 1994 /*
1958 * A: set up vars 1995 * A: set up vars
1959 */ 1996 */
1960 must_clear = 0;
1961
1962 refresh_count = 0; 1997 refresh_count = 0;
1963 1998
1964 row_offset = TermWin.saveLines - TermWin.view_start; 1999 have_bg = 0;
1965 2000#ifdef HAVE_BG_PIXMAP
1966#ifdef XPM_BACKGROUND 2001 have_bg = bgPixmap.pixmap != None;
1967 must_clear |= (bgPixmap.pixmap != None);
1968#endif
1969#ifdef TRANSPARENT
1970 must_clear |= ((Options & Opt_transparent) && am_transparent);
1971#endif 2002#endif
1972 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2003 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1973 2004
1974 /* 2005 /*
1975 * B: reverse any characters which are selected 2006 * B: reverse any characters which are selected
… …
1979 /* 2010 /*
1980 * C: set the cursor character (s) 2011 * C: set the cursor character (s)
1981 */ 2012 */
1982 { 2013 {
1983 unsigned char setoldcursor; 2014 unsigned char setoldcursor;
1984 rend_t ccol1, /* Cursor colour */
1985 ccol2; /* Cursor colour2 */
1986 2015
1987 showcursor = (screen.flags & Screen_VisibleCursor); 2016 showcursor = (screen.flags & Screen_VisibleCursor);
1988#ifdef CURSOR_BLINK 2017#ifdef CURSOR_BLINK
1989 if (hidden_cursor) 2018 if (hidden_cursor)
1990 showcursor = 0; 2019 showcursor = 0;
1991#endif 2020#endif
1992 2021
1993 if (showcursor) 2022 if (showcursor)
1994 { 2023 {
1995 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 2024 int col = screen.cur.col;
1996 2025
2026 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2027 col--;
2028
2029 crp = &ROW(screen.cur.row).r[col];
2030
2031#ifndef NO_CURSORCOLOR
2032 cc1 = *crp & (RS_fgMask | RS_bgMask);
2033 if (ISSET_PIXCOLOR (Color_cursor))
2034 ccol1 = Color_cursor;
2035 else
2036#endif
2037#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2038 ccol1 = fgcolor_of (rstyle);
2039#else
2040 ccol1 = Color_fg;
2041#endif
2042
2043#ifndef NO_CURSORCOLOR
2044 if (ISSET_PIXCOLOR (Color_cursor2))
2045 ccol2 = Color_cursor2;
2046 else
2047#endif
2048#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2049 ccol2 = bgcolor_of (rstyle);
2050#else
2051 ccol2 = Color_bg;
2052#endif
2053
1997 if (showcursor && TermWin.focus) 2054 if (showcursor && focus)
1998 { 2055 {
2056 if (option (Opt_cursorUnderline))
1999 *srp ^= RS_RVid; 2057 *crp ^= RS_Uline;
2000#ifndef NO_CURSORCOLOR
2001 cc1 = *srp & (RS_fgMask | RS_bgMask);
2002 if (ISSET_PIXCOLOR (Color_cursor))
2003 ccol1 = Color_cursor;
2004 else 2058 else
2005#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2006 ccol1 = GET_FGCOLOR (rstyle);
2007#else
2008 ccol1 = Color_fg;
2009#endif
2010 if (ISSET_PIXCOLOR (Color_cursor2))
2011 ccol2 = Color_cursor2;
2012 else 2059 {
2013#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2060 *crp ^= RS_RVid;
2014 ccol2 = GET_BGCOLOR (rstyle);
2015#else
2016 ccol2 = Color_bg;
2017#endif
2018 *srp = SET_FGCOLOR (*srp, ccol1); 2061 *crp = SET_FGCOLOR (*crp, ccol1);
2019 *srp = SET_BGCOLOR (*srp, ccol2); 2062 *crp = SET_BGCOLOR (*crp, ccol2);
2020#endif 2063 }
2021 } 2064 }
2022 } 2065 }
2023 2066
2024 /* make sure no outline cursor is left around */ 2067 /* make sure no outline cursor is left around */
2025 setoldcursor = 0; 2068 setoldcursor = 0;
2026 if (ocrow != -1) 2069 if (ocrow != -1)
2027 { 2070 {
2028 if (screen.cur.row + TermWin.view_start != ocrow 2071 if (screen.cur.row - view_start != ocrow
2029 || screen.cur.col != oldcursor.col) 2072 || screen.cur.col != oldcursor.col)
2030 { 2073 {
2031 if (ocrow < TermWin.nrow 2074 if (ocrow < nrow
2032 && oldcursor.col < TermWin.ncol) 2075 && oldcursor.col < ncol)
2033 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2076 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2034 2077
2035 if (TermWin.focus || !showcursor) 2078 if (focus || !showcursor)
2036 oldcursor.row = -1; 2079 oldcursor.row = -1;
2037 else 2080 else
2038 setoldcursor = 1; 2081 setoldcursor = 1;
2039 } 2082 }
2040 } 2083 }
2041 else if (!TermWin.focus) 2084 else if (!focus)
2042 setoldcursor = 1; 2085 setoldcursor = 1;
2043 2086
2044 if (setoldcursor) 2087 if (setoldcursor)
2045 { 2088 {
2046 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2089 if (screen.cur.row - view_start >= nrow)
2047 oldcursor.row = -1; 2090 oldcursor.row = -1;
2048 else 2091 else
2049 { 2092 {
2050 oldcursor.row = screen.cur.row + TermWin.view_start; 2093 oldcursor.row = screen.cur.row - view_start;
2051 oldcursor.col = screen.cur.col; 2094 oldcursor.col = screen.cur.col;
2052 } 2095 }
2053 } 2096 }
2054 } 2097 }
2098
2099 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2100#if ENABLE_OVERLAY
2101 scr_swap_overlay ();
2102#endif
2055 2103
2056#ifndef NO_SLOW_LINK_SUPPORT 2104#ifndef NO_SLOW_LINK_SUPPORT
2057 /* 2105 /*
2058 * D: CopyArea pass - very useful for slower links 2106 * D: CopyArea pass - very useful for slower links
2059 * This has been deliberately kept simple. 2107 * This has been deliberately kept simple.
2060 */ 2108 */
2061 i = num_scr;
2062 if (!display->is_local 2109 if (!display->is_local
2063 && refresh_type == FAST_REFRESH && num_scr_allow && i 2110 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2064 && abs (i) < TermWin.nrow && !must_clear) 2111 && abs (num_scr) < nrow && !have_bg)
2065 { 2112 {
2066 int16_t nits; 2113 int16_t nits;
2114 int i = num_scr;
2067 int j; 2115 int j;
2068 rend_t *drp2;
2069 text_t *dtp2;
2070 int len, wlen; 2116 int len, wlen;
2117 dLocal (int, num_scr);
2071 2118
2072 j = TermWin.nrow; 2119 j = nrow;
2073 wlen = len = -1; 2120 wlen = len = -1;
2074 row = i > 0 ? 0 : j - 1; 2121 row = i > 0 ? 0 : j - 1;
2122
2075 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2123 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2076 { 2124 {
2077 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2125 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2078 { 2126 {
2079 stp = screen.text[row + row_offset]; 2127 line_t s = ROW(view_start + row);
2080 srp = screen.rend[row + row_offset];
2081 dtp = drawn_text[row]; 2128 line_t d = drawn_buf[row];
2082 dtp2 = drawn_text[row + i]; 2129 line_t d2 = drawn_buf[row + i];
2083 drp = drawn_rend[row];
2084 drp2 = drawn_rend[row + i];
2085 2130
2086 for (nits = 0, col = TermWin.ncol; col--; ) 2131 for (nits = 0, col = ncol; col--; )
2087 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2132 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2088 nits--; 2133 nits--;
2089 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2134 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2090 nits++; 2135 nits++;
2091 2136
2092 if (nits > 8) /* XXX: arbitrary choice */ 2137 if (nits > 8) /* XXX: arbitrary choice */
2093 { 2138 {
2094 for (col = TermWin.ncol; col--; ) 2139 for (col = ncol; col--; )
2095 { 2140 {
2096 *dtp++ = *dtp2++; 2141 *d.t++ = *d2.t++;
2097 *drp++ = *drp2++; 2142 *d.r++ = *d2.r++;
2098 } 2143 }
2099 2144
2100 if (len == -1) 2145 if (len == -1)
2101 len = row; 2146 len = row;
2102 2147
2103 wlen = row; 2148 wlen = row;
2104 continue; 2149 continue;
2105 } 2150 }
2106 } 2151 }
2107 2152
2108 if (len != -1) 2153 if (len >= 0)
2109 { 2154 {
2110 /* also comes here at end if needed because of >= above */ 2155 /* also comes here at end if needed because of >= above */
2111 if (wlen < len) 2156 if (wlen < len)
2112 SWAP_IT (wlen, len, int); 2157 ::swap (wlen, len);
2113 2158
2114 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2159 XGCValues gcv;
2115 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2160
2161 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2162 XCopyArea (dpy, vt, vt,
2116 TermWin.gc, 0, Row2Pixel (len + i), 2163 gc, 0, Row2Pixel (len + i),
2117 (unsigned int)TermWin_TotalWidth (), 2164 (unsigned int)this->width,
2118 (unsigned int)Height2Pixel (wlen - len + 1), 2165 (unsigned int)Height2Pixel (wlen - len + 1),
2119 0, Row2Pixel (len)); 2166 0, Row2Pixel (len));
2167 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2168
2120 len = -1; 2169 len = -1;
2121 } 2170 }
2122 } 2171 }
2123 } 2172 }
2124#endif 2173#endif
2125 2174
2126 /* 2175 /*
2127 * E: main pass across every character 2176 * E: main pass across every character
2128 */ 2177 */
2129 for (row = 0; row < TermWin.nrow; row++) 2178 for (row = 0; row < nrow; row++)
2130 { 2179 {
2131 stp = screen.text[row + row_offset]; 2180 text_t *stp = ROW(view_start + row).t;
2132 srp = screen.rend[row + row_offset]; 2181 rend_t *srp = ROW(view_start + row).r;
2133 dtp = drawn_text[row]; 2182 text_t *dtp = drawn_buf[row].t;
2134 drp = drawn_rend[row]; 2183 rend_t *drp = drawn_buf[row].r;
2135 2184
2136 /* 2185 /*
2137 * E2: OK, now the real pass 2186 * E2: OK, now the real pass
2138 */ 2187 */
2139 int ypixel = (int)Row2Pixel (row); 2188 int ypixel = (int)Row2Pixel (row);
2140 2189
2141 for (col = 0; col < TermWin.ncol; col++) 2190 for (col = 0; col < ncol; col++)
2142 { 2191 {
2143 /* compare new text with old - if exactly the same then continue */ 2192 /* compare new text with old - if exactly the same then continue */
2144 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2193 if (stp[col] == dtp[col] /* Must match characters to skip. */
2145 && (srp[col] == drp[col] /* Either rendition the same or */ 2194 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2146 || (stp[col] == ' ' /* space w/ no background change */ 2195 || (stp[col] == ' ' /* space w/ no background change */
2147 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2196 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2148 continue; 2197 continue;
2149 2198
2150 // redraw one or more characters 2199 // redraw one or more characters
2151 2200
2152 // seek to the beginning if wide characters 2201 // seek to the beginning of wide characters
2153 while (stp[col] == NOCHAR && col > 0) 2202 while (stp[col] == NOCHAR && col > 0)
2154 --col; 2203 --col;
2155 2204
2156 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2205 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2157 text_t *text = stp + col; 2206 text_t *text = stp + col;
… …
2160 dtp[col] = stp[col]; 2209 dtp[col] = stp[col];
2161 drp[col] = rend; 2210 drp[col] = rend;
2162 2211
2163 int xpixel = Col2Pixel (col); 2212 int xpixel = Col2Pixel (col);
2164 2213
2165 // this loop looks very messy, it can probably be optimized
2166 // and cleaned a bit by you?
2167 for (i = 0; ++col < TermWin.ncol; ) 2214 for (i = 0; ++col < ncol; )
2168 { 2215 {
2169 if (stp[col] == NOCHAR) 2216 if (stp[col] == NOCHAR)
2170 { 2217 {
2171 dtp[col] = stp[col]; 2218 dtp[col] = stp[col];
2172 drp[col] = rend; 2219 drp[col] = rend;
2173 count++; 2220 count++;
2174
2175 if (i) // only possible skip if char unchanged
2176 i++; 2221 i++;
2177 2222
2178 continue; 2223 continue;
2179 } 2224 }
2180 2225
2181 if (rend != srp[col]) 2226 if (!RS_SAME (rend, srp[col]))
2182 break; 2227 break;
2183 2228
2184 count++; 2229 count++;
2185 2230
2186 if (stp[col] != dtp[col] 2231 if (stp[col] != dtp[col]
2187 || srp[col] != drp[col]) 2232 || !RS_SAME (srp[col], drp[col]))
2188 { 2233 {
2189 if (must_clear && (i++ > (count / 2))) 2234 if (have_bg && (i++ > count / 2))
2190 break; 2235 break;
2191 2236
2192 dtp[col] = stp[col]; 2237 dtp[col] = stp[col];
2193 drp[col] = rend; 2238 drp[col] = rend;
2194 i = 0; 2239 i = 0;
2195 } 2240 }
2196 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2241 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2197 break; 2242 break;
2198 } 2243 }
2199 2244
2200 col--; /* went one too far. move back */ 2245 col--; /* went one too far. move back */
2201 count -= i; /* dump any matching trailing chars */ 2246 count -= i; /* dump any matching trailing chars */
2247
2248 // sometimes we optimize away the trailing NOCHAR's, add them back
2249 while (i && text[count] == NOCHAR)
2250 count++, i--;
2202 2251
2203 /* 2252 /*
2204 * Determine the attributes for the string 2253 * Determine the attributes for the string
2205 */ 2254 */
2206 int fid = GET_FONT (rend);
2207 int fore = GET_FGCOLOR (rend); // desired foreground 2255 int fore = fgcolor_of (rend); // desired foreground
2208 int back = GET_BGCOLOR (rend); // desired background 2256 int back = bgcolor_of (rend); // desired background
2209 2257
2210 rend = GET_ATTR (rend); 2258 // only do special processing if any attributes are set, which is unlikely
2211 2259 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2212 rvid = !!(rend & RS_RVid); 2260 {
2261 bool invert = rend & RS_RVid;
2213 2262
2214#ifndef NO_BOLD_UNDERLINE_REVERSE 2263#ifndef NO_BOLD_UNDERLINE_REVERSE
2215 if (rend & RS_Bold && fore == Color_fg && !(Options & Opt_realBold)) 2264 if (rend & RS_Bold && fore == Color_fg)
2216 { 2265 {
2217 if (ISSET_PIXCOLOR (Color_BD)) 2266 if (ISSET_PIXCOLOR (Color_BD))
2218 fore = Color_BD; 2267 fore = Color_BD;
2268# if !ENABLE_STYLES
2219 else 2269 else
2220 rvid = !rvid; 2270 invert = !invert;
2271# endif
2272 }
2273
2274 if (rend & RS_Italic && fore == Color_fg)
2275 {
2276 if (ISSET_PIXCOLOR (Color_IT))
2277 fore = Color_IT;
2278# if !ENABLE_STYLES
2279 else
2280 invert = !invert;
2281# endif
2282 }
2283
2284 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2285 fore = Color_UL;
2286#endif
2287
2288 if (invert)
2289 {
2290#ifdef OPTION_HC
2291 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2292 || !ISSET_PIXCOLOR (Color_HC))
2293#endif
2294 /* invert the column if no highlightColor is set or it is the
2295 * current cursor column */
2296 ::swap (fore, back);
2297#ifdef OPTION_HC
2298 else if (ISSET_PIXCOLOR (Color_HC))
2299 back = Color_HC;
2300#endif
2301
2302#ifndef NO_BOLD_UNDERLINE_REVERSE
2303# ifndef OPTION_HC
2304 if (ISSET_PIXCOLOR (Color_RV))
2305 back = Color_RV;
2306# endif
2307 if (fore == back)
2308 {
2309 fore = Color_bg;
2310 back = Color_fg;
2311 }
2312#endif
2313 }
2314
2315#ifdef TEXT_BLINK
2316 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2317 {
2318 if (!text_blink_ev.is_active ())
2319 {
2320 text_blink_ev.again ();
2321 hidden_text = 0;
2322 }
2323 else if (hidden_text)
2324 fore = back;
2325 }
2326#endif
2327
2328#if ENABLE_STYLES
2329 // "careful" (too wide) character handling
2330
2331 // include previous careful character(s) if possible, looks nicer (best effort...)
2332 while (text > stp
2333 && srp[text - stp - 1] & RS_Careful
2334 && RS_SAME (rend, srp[text - stp - 1]))
2335 text--, count++, xpixel -= fwidth;
2336
2337 // force redraw after "careful" characters to avoid pixel droppings
2338 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2339 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2340
2341 // force redraw before "careful" characters to avoid pixel droppings
2342 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2343 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2344#endif
2221 } 2345 }
2222
2223 if (rend & RS_Uline)
2224 if (ISSET_PIXCOLOR (Color_UL))
2225 fore = Color_UL;
2226#endif
2227
2228 if (rvid)
2229 {
2230 SWAP_IT (fore, back, int);
2231
2232#ifndef NO_BOLD_UNDERLINE_REVERSE
2233 if (ISSET_PIXCOLOR (Color_RV)
2234# ifndef NO_CURSORCOLOR
2235 && !ISSET_PIXCOLOR (Color_cursor)
2236# endif
2237 )
2238 back = Color_RV;
2239#endif
2240 }
2241
2242#ifdef TEXT_BLINK
2243 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2244 {
2245 if (!text_blink_ev.active)
2246 {
2247 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2248 hidden_text = 0;
2249 }
2250 else if (hidden_text)
2251 fore = back;
2252 }
2253#endif
2254 2346
2255 /* 2347 /*
2256 * Actually do the drawing of the string here 2348 * Actually do the drawing of the string here
2257 */ 2349 */
2258 rxvt_font *font = (*TermWin.fontset)[fid]; 2350 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2259 2351
2260 if (back == fore)
2261 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2262 TermWin.fwidth * count, TermWin.fheight,
2263 back);
2264 else if (back == Color_bg) 2352 if (have_bg && back == Color_bg)
2265 { 2353 {
2266 if (must_clear) 2354 // this is very ugly, maybe push it into ->draw?
2267 {
2268 CLEAR_CHARS (xpixel, ypixel, count);
2269 2355
2270 for (i = 0; i < count; i++) /* don't draw empty strings */ 2356 for (i = 0; i < count; i++) /* don't draw empty strings */
2271 if (text[i] != ' ') 2357 if (text[i] != ' ')
2272 { 2358 {
2273 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2359 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2274 break; 2360 goto did_clear;
2275 }
2276 } 2361 }
2277 else 2362
2278 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2363 CLEAR_CHARS (xpixel, ypixel, count);
2364 did_clear: ;
2279 } 2365 }
2280 else 2366 else
2281 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2367 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2282 2368
2283 if (rend & RS_Uline && font->descent > 1 && fore != back) 2369 if (rend & RS_Uline && font->descent > 1 && fore != back)
2284 XDrawLine (display->display, drawBuffer, TermWin.gc, 2370 {
2371#if ENABLE_FRILLS
2372 if (ISSET_PIXCOLOR (Color_underline))
2373 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2374 else
2375#endif
2376 XSetForeground (dpy, gc, pix_colors[fore]);
2377
2378 XDrawLine (dpy, vt, gc,
2285 xpixel, ypixel + font->ascent + 1, 2379 xpixel, ypixel + font->ascent + 1,
2286 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2380 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2381 }
2287 } /* for (col....) */ 2382 } /* for (col....) */
2288 } /* for (row....) */ 2383 } /* for (row....) */
2384
2385#if ENABLE_OVERLAY
2386 scr_swap_overlay ();
2387#endif
2388 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2289 2389
2290 /* 2390 /*
2291 * G: cleanup cursor and display outline cursor if necessary 2391 * G: cleanup cursor and display outline cursor if necessary
2292 */ 2392 */
2293 if (showcursor) 2393 if (showcursor)
2294 { 2394 {
2295 if (TermWin.focus) 2395 if (focus)
2396 {
2397 if (option (Opt_cursorUnderline))
2398 *crp ^= RS_Uline;
2399 else
2296 { 2400 {
2297 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2298 [screen.cur.col]);
2299 *srp ^= RS_RVid; 2401 *crp ^= RS_RVid;
2300#ifndef NO_CURSORCOLOR 2402#ifndef NO_CURSORCOLOR
2301 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2403 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2302#endif 2404#endif
2405 }
2303 } 2406 }
2304 else if (oldcursor.row >= 0) 2407 else if (oldcursor.row >= 0)
2305 { 2408 {
2409 int cursorwidth = 1;
2410 int col = oldcursor.col;
2411
2412 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2413 col--;
2414
2415 while (col + cursorwidth < ncol
2416 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2417 cursorwidth++;
2418
2306#ifndef NO_CURSORCOLOR 2419#ifndef NO_CURSORCOLOR
2307 if (ISSET_PIXCOLOR (Color_cursor)) 2420 if (ISSET_PIXCOLOR (Color_cursor))
2308 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2421 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2422 else
2309#endif 2423#endif
2310 int cursorwidth = 1; 2424 XSetForeground (dpy, gc, pix_colors[ccol1]);
2311 while (oldcursor.col + cursorwidth < TermWin.ncol
2312 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2313 cursorwidth++;
2314 2425
2315 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2426 XDrawRectangle (dpy, vt, gc,
2316 Col2Pixel (oldcursor.col), 2427 Col2Pixel (col),
2317 Row2Pixel (oldcursor.row), 2428 Row2Pixel (oldcursor.row),
2318 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2429 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2319 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2430 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2320 } 2431 }
2321 } 2432 }
2322 2433
2323 /* 2434 /*
2324 * H: cleanup selection 2435 * H: cleanup selection
2325 */ 2436 */
2326 scr_reverse_selection (); 2437 scr_reverse_selection ();
2327 2438
2328 if (refresh_type & SMOOTH_REFRESH)
2329 XFlush (display->display);
2330
2331 num_scr = 0; 2439 num_scr = 0;
2332 num_scr_allow = 1; 2440 num_scr_allow = 1;
2333 want_refresh = 0; /* screen is current */
2334} 2441}
2335 2442
2336void 2443void
2337rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2444rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2338{ 2445{
2339 if (!rp || !tp) 2446 if (!l.t)
2340 return; 2447 return;
2341 2448
2342 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2449 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2343 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2344}
2345 2450
2451 for (int i = ncol; i--; )
2452 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2453}
2454
2346void 2455void
2347rxvt_term::scr_remap_chars () 2456rxvt_term::scr_remap_chars () NOTHROW
2348{ 2457{
2349 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2458 for (int i = total_rows; i--; )
2350 scr_remap_chars (screen.text[i], screen.rend[i]); 2459 scr_remap_chars (row_buf [i]);
2351 2460
2352 for (int i = TermWin.nrow; i--; ) 2461 for (int i = nrow; i--; )
2462 {
2463 scr_remap_chars (drawn_buf [i]);
2464 scr_remap_chars (swap_buf [i]);
2465 }
2466}
2467
2468void
2469rxvt_term::scr_recolour () NOTHROW
2470{
2471#ifdef HAVE_BG_PIXMAP
2472 bgPixmap.apply ();
2473#else
2474
2475 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2476 XClearWindow (dpy, parent[0]);
2477 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2478
2479 if (scrollBar.win)
2353 { 2480 {
2354 scr_remap_chars (drawn_text[i], drawn_rend[i]); 2481 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2355 scr_remap_chars (swap.text[i], swap.rend[i]); 2482 scrollBar.state = STATE_IDLE;
2483 scrollBar.show (0);
2356 } 2484 }
2357}
2358 2485
2486#endif
2487
2488 /* bgPixmap.apply () does not do the following : */
2489 scr_clear ();
2490 scr_touch (true);
2491 want_refresh = 1;
2492}
2493
2359/* ------------------------------------------------------------------------- */ 2494/* ------------------------------------------------------------------------- */
2360void 2495void
2361rxvt_term::scr_clear (bool really) 2496rxvt_term::scr_clear (bool really) NOTHROW
2362{ 2497{
2363 if (!TermWin.mapped) 2498 if (!mapped)
2364 return; 2499 return;
2365 2500
2366 num_scr_allow = 0; 2501 num_scr_allow = 0;
2367 want_refresh = 1; 2502 want_refresh = 1;
2368 2503
2369#ifdef TRANSPARENT 2504 if (really)
2370 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2505 XClearWindow (dpy, vt);
2506}
2507
2508void
2509rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2510{
2511 int view_end = view_start + nrow;
2512 int row, col;
2513
2514 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2515 {
2516 text_t *stp = ROW(row).t;
2517 rend_t *srp = ROW(row).r;
2518
2519 for (col = beg_col; col < end_col; col++)
2520 srp[col] ^= rstyle1;
2521
2522 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2523 srp[col] ^= rstyle2;
2524
2525 if (++col < end_col)
2526 srp[col] ^= rstyle2;
2371 { 2527 }
2372 int i; 2528}
2373 2529
2374 if (! (Options & Opt_transparent_all)) 2530void
2531rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2532{
2533 int view_end = view_start + nrow;
2534 int row, col;
2535
2536 if (beg_row >= view_start)
2537 {
2538 col = beg_col;
2539 row = beg_row;
2540 }
2541 else
2542 {
2375 i = 0; 2543 col = 0;
2544 row = view_start;
2545 }
2546
2547 for (; row < min (end_row, view_end); row++, col = 0)
2548 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2549 srp[col] ^= rstyle;
2550
2551 if (row == end_row)
2552 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2553 srp[col] ^= rstyle;
2554}
2555
2556/* ------------------------------------------------------------------------- */
2557void
2558rxvt_term::scr_reverse_selection () NOTHROW
2559{
2560 if (selection.op
2561 && current_screen == selection.screen
2562 && selection.end.row >= view_start)
2563 {
2564#if !ENABLE_MINIMAL
2565 if (selection.rect)
2566 scr_xor_rect (selection.beg.row, selection.beg.col,
2567 selection.end.row, selection.end.col,
2568 RS_RVid, RS_RVid | RS_Uline);
2376 else 2569 else
2377 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2378
2379 while (i--)
2380 if (TermWin.parent[i] != None)
2381 XClearWindow (display->display, TermWin.parent[i]);
2382 }
2383#endif 2570#endif
2384 2571 scr_xor_span (selection.beg.row, selection.beg.col,
2385 if (really) 2572 selection.end.row, selection.end.col,
2386 XClearWindow (display->display, TermWin.vt); 2573 RS_RVid);
2387}
2388
2389/* ------------------------------------------------------------------------- */
2390void
2391rxvt_term::scr_reverse_selection ()
2392{
2393 if (selection.op && current_screen == selection.screen)
2394 {
2395 int end_row = TermWin.saveLines - TermWin.view_start;
2396 int i = selection.beg.row + TermWin.saveLines;
2397 int col, row = selection.end.row + TermWin.saveLines;
2398 rend_t *srp;
2399
2400 if (i >= end_row)
2401 col = selection.beg.col;
2402 else
2403 {
2404 col = 0;
2405 i = end_row;
2406 }
2407
2408 end_row += TermWin.nrow;
2409 for (; i < row && i < end_row; i++, col = 0)
2410 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2411 srp[col] ^= RS_RVid;
2412
2413 if (i == row && i < end_row)
2414 for (srp = screen.rend[i]; col < selection.end.col; col++)
2415 srp[col] ^= RS_RVid;
2416 } 2574 }
2417} 2575}
2418 2576
2419/* ------------------------------------------------------------------------- */ 2577/* ------------------------------------------------------------------------- */
2420/* 2578/*
2421 * Dump the whole scrollback and screen to the passed filedescriptor. The 2579 * Dump the whole scrollback and screen to the passed filedescriptor. The
2422 * invoking routine must close the fd. 2580 * invoking routine must close the fd.
2423 */ 2581 */
2424#if 0 2582#if 0
2425void 2583void
2426rxvt_term::scr_dump (int fd) 2584rxvt_term::scr_dump (int fd) NOTHROW
2427{ 2585{
2428 int row, wrote; 2586 int row, wrote;
2429 unsigned int width, towrite; 2587 unsigned int width, towrite;
2430 char r1[] = "\n"; 2588 char r1[] = "\n";
2431 2589
2432 for (row = TermWin.saveLines - TermWin.nscrolled; 2590 for (row = saveLines - nsaved;
2433 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2591 row < saveLines + nrow - 1; row++)
2434 { 2592 {
2435 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2593 width = row_buf[row].l >= 0 ? row_buf[row].l
2436 : TermWin.ncol; 2594 : ncol;
2437 for (towrite = width; towrite; towrite -= wrote) 2595 for (towrite = width; towrite; towrite -= wrote)
2438 { 2596 {
2439 wrote = write (fd, & (screen.text[row][width - towrite]), 2597 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2440 towrite); 2598 towrite);
2441 if (wrote < 0) 2599 if (wrote < 0)
2442 return; /* XXX: death, no report */ 2600 return; /* XXX: death, no report */
2443 } 2601 }
2444 if (screen.tlen[row] >= 0) 2602 if (row_buf[row].l >= 0)
2445 if (write (fd, r1, 1) <= 0) 2603 if (write (fd, r1, 1) <= 0)
2446 return; /* XXX: death, no report */ 2604 return; /* XXX: death, no report */
2447 } 2605 }
2448} 2606}
2449#endif 2607#endif
2450 2608
2451/* ------------------------------------------------------------------------- * 2609/* ------------------------------------------------------------------------- *
2452 * CHARACTER SELECTION * 2610 * CHARACTER SELECTION *
2453 * ------------------------------------------------------------------------- */ 2611 * ------------------------------------------------------------------------- */
2454
2455/*
2456 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2457 */
2458void 2612void
2459rxvt_term::selection_check (int check_more) 2613rxvt_term::selection_check (int check_more) NOTHROW
2460{ 2614{
2461 row_col_t pos; 2615 row_col_t pos;
2462 2616
2463 if (!selection.op) 2617 if (!selection.op)
2464 return; 2618 return;
2465 2619
2466 pos.row = pos.col = 0; 2620 pos.row = pos.col = 0;
2467 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2621 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2468 || (selection.beg.row >= TermWin.nrow) 2622 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2469 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2623 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2470 || (selection.mark.row >= TermWin.nrow)
2471 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2472 || (selection.end.row >= TermWin.nrow)
2473 || (check_more == 1 2624 || (check_more == 1
2474 && current_screen == selection.screen 2625 && current_screen == selection.screen
2475 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2626 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2476 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2627 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2477 || (check_more == 2 2628 || (check_more == 2
… …
2479 && ROWCOL_IS_AFTER (selection.end, pos)) 2630 && ROWCOL_IS_AFTER (selection.end, pos))
2480 || (check_more == 3 2631 || (check_more == 3
2481 && ROWCOL_IS_AFTER (selection.end, pos)) 2632 && ROWCOL_IS_AFTER (selection.end, pos))
2482 || (check_more == 4 /* screen width change */ 2633 || (check_more == 4 /* screen width change */
2483 && (selection.beg.row != selection.end.row 2634 && (selection.beg.row != selection.end.row
2484 || selection.end.col > TermWin.ncol))) 2635 || selection.end.col > ncol)))
2485 CLEAR_SELECTION (); 2636 CLEAR_SELECTION ();
2486} 2637}
2487 2638
2488/* ------------------------------------------------------------------------- */ 2639/* ------------------------------------------------------------------------- */
2489/* 2640/*
2490 * Paste a selection direct to the command fd 2641 * Paste a selection direct to the command fd
2491 */ 2642 */
2492void 2643void
2493rxvt_term::paste (const unsigned char *data, unsigned int len) 2644rxvt_term::paste (char *data, unsigned int len) NOTHROW
2494{ 2645{
2495 unsigned int i, j, n;
2496 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2497
2498#if 0
2499 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2500 ZERO_SCROLLBACK (r);
2501#endif
2502
2503 /* convert normal newline chars into common keyboard Return key sequence */ 2646 /* convert normal newline chars into common keyboard Return key sequence */
2504 for (i = 0; i < len; i += PROP_SIZE) 2647 for (unsigned int i = 0; i < len; i++)
2505 {
2506 n = min (len - i, PROP_SIZE);
2507 MEMCPY (ds, data + i, n);
2508
2509 for (j = 0; j < n; j++)
2510 if (ds[j] == C0_LF) 2648 if (data[i] == C0_LF)
2511 ds[j] = C0_CR; 2649 data[i] = C0_CR;
2512 2650
2513 tt_write (ds, (int)n); 2651 if (priv_modes & PrivMode_BracketPaste)
2514 } 2652 tt_printf ("\e[200~");
2515 2653
2516 free (ds); 2654 tt_write (data, len);
2655
2656 if (priv_modes & PrivMode_BracketPaste)
2657 tt_printf ("\e[201~");
2517} 2658}
2518 2659
2519/* ------------------------------------------------------------------------- */ 2660/* ------------------------------------------------------------------------- */
2520/* 2661/*
2521 * Respond to a notification that a primary selection has been sent 2662 * Respond to a notification that a primary selection has been sent
2522 * EXT: SelectionNotify 2663 * EXT: SelectionNotify
2523 */ 2664 */
2524int 2665void
2525rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2666rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2526{ 2667{
2527 long nread = 0;
2528 unsigned long bytes_after;
2529 XTextProperty ct;
2530
2531 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2532
2533 if (prop == None) /* check for failed XConvertSelection */ 2668 if (prop == None) /* check for failed XConvertSelection */
2534 { 2669 {
2535 if ((selection_type & Sel_CompoundText)) 2670 if ((selection_type & Sel_CompoundText))
2536 { 2671 {
2537 int selnum = selection_type & Sel_whereMask; 2672 int selnum = selection_type & Sel_whereMask;
… …
2550 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2685 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2551 else 2686 else
2552 selection_type = 0; 2687 selection_type = 0;
2553 } 2688 }
2554 2689
2555 return 0; 2690 return;
2556 }
2557
2558 for (;;)
2559 { 2691 }
2560 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2692
2561 (long) (PROP_SIZE / 4), delete_prop, 2693 unsigned long bytes_after;
2694 XTextProperty ct;
2695
2696 if (XGetWindowProperty (dpy, win, prop,
2697 0, PROP_SIZE / 4,
2698 delete_prop, AnyPropertyType,
2699 &ct.encoding, &ct.format,
2700 &ct.nitems, &bytes_after,
2701 &ct.value) != Success)
2702 {
2703 ct.value = 0;
2704 goto bailout;
2705 }
2706
2707 if (ct.encoding == None)
2708 goto bailout;
2709
2710 if (bytes_after)
2711 {
2712 // fetch and append remaining data
2713 XTextProperty ct2;
2714
2715 if (XGetWindowProperty (dpy, win, prop,
2716 ct.nitems / 4, (bytes_after + 3) / 4,
2717 delete_prop, AnyPropertyType,
2562 AnyPropertyType, &ct.encoding, &ct.format, 2718 &ct2.encoding, &ct2.format,
2563 &ct.nitems, &bytes_after, 2719 &ct2.nitems, &bytes_after,
2564 &ct.value) != Success) 2720 &ct2.value) != Success)
2565 break; 2721 goto bailout;
2566 2722
2567 if (ct.encoding == 0) 2723 // realloc should be compatible to XFree, here, and elsewhere, too
2568 { 2724 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2569 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2725 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2570 break; 2726 ct.nitems += ct2.nitems;
2571 } 2727
2728 XFree (ct2.value);
2729 }
2730
2731 if (ct.value == 0)
2732 goto bailout;
2733
2572 else if (ct.encoding == xa[XA_INCR]) 2734 if (ct.encoding == xa[XA_INCR])
2573 { 2735 {
2574 // INCR selection, start handshake 2736 // INCR selection, start handshake
2737 if (!delete_prop)
2575 XDeleteProperty (display->display, win, prop); 2738 XDeleteProperty (dpy, win, prop);
2739
2576 selection_wait = Sel_incr; 2740 selection_wait = Sel_incr;
2741 incr_buf_fill = 0;
2577 incr_ev.start (NOW + 10); 2742 incr_ev.start (10);
2578 break;
2579 }
2580 2743
2581 if (ct.value == NULL) 2744 goto bailout;
2582 { 2745 }
2583 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2584 continue;
2585 }
2586 2746
2587 if (ct.nitems == 0) 2747 if (ct.nitems == 0)
2748 {
2749 if (selection_wait == Sel_incr)
2750 {
2751 XFree (ct.value);
2752
2753 // finally complete, now paste the whole thing
2754 selection_wait = Sel_normal;
2755 ct.value = (unsigned char *)incr_buf;
2756 ct.nitems = incr_buf_fill;
2757 incr_buf = 0;
2758 incr_buf_size = 0;
2759 incr_ev.stop ();
2588 { 2760 }
2589 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2761 else
2590 2762 {
2591 if (selection_wait == Sel_normal && nread == 0 2763 if (selection_wait == Sel_normal
2592 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2764 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2593 { 2765 {
2594 /* 2766 /*
2595 * pass through again trying CUT_BUFFER0 if we've come from 2767 * pass through again trying CUT_BUFFER0 if we've come from
2596 * XConvertSelection () but nothing was presented 2768 * XConvertSelection () but nothing was presented
2597 */ 2769 */
2598 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2599 selection_paste (display->root, XA_CUT_BUFFER0, False); 2770 selection_paste (display->root, XA_CUT_BUFFER0, False);
2600 } 2771 }
2601 2772
2602 nread = -1; /* discount any previous stuff */ 2773 goto bailout;
2603 break;
2604 }
2605
2606 nread += ct.nitems;
2607
2608 char **cl;
2609 int cr;
2610 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 && cl)
2611 { 2774 }
2775 }
2776 else if (selection_wait == Sel_incr)
2777 {
2778 incr_ev.start (10);
2779
2780 while (incr_buf_fill + ct.nitems > incr_buf_size)
2781 {
2782 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2783 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2784 }
2785
2786 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2787 incr_buf_fill += ct.nitems;
2788
2789 goto bailout;
2790 }
2791
2792 char **cl;
2793 int cr;
2794
2795#if !ENABLE_MINIMAL
2796 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2797 // so recode it manually
2798 if (ct.encoding == xa[XA_UTF8_STRING])
2799 {
2800 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2801 char *s = rxvt_wcstombs (w);
2802 free (w);
2803 // TODO: strlen == only the first element will be converted. well...
2804 paste (s, strlen (s));
2805 free (s);
2806 }
2807 else
2808#endif
2809 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2810 && cl)
2811 {
2612 for (int i = 0; i < cr; i++) 2812 for (int i = 0; i < cr; i++)
2613 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2813 paste (cl[i], strlen (cl[i]));
2614 2814
2615 XFreeStringList (cl); 2815 XFreeStringList (cl);
2616 } 2816 }
2617 else 2817 else
2618 paste (ct.value, ct.nitems); 2818 paste ((char *)ct.value, ct.nitems); // paste raw
2619 2819
2620 if (bytes_after == 0) 2820bailout:
2621 break;
2622
2623 XFree (ct.value);
2624 }
2625
2626 if (ct.value)
2627 XFree (ct.value); 2821 XFree (ct.value);
2628 2822
2629 if (selection_wait == Sel_normal) 2823 if (selection_wait == Sel_normal)
2630 selection_wait = Sel_none; 2824 selection_wait = Sel_none;
2631
2632 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2633 return (int)nread;
2634} 2825}
2635 2826
2636void 2827void
2637rxvt_term::incr_cb (time_watcher &w) 2828rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2638{ 2829{
2639 selection_wait = Sel_none; 2830 selection_wait = Sel_none;
2640 2831
2832 incr_buf_size = 0;
2833 free (incr_buf);
2834
2641 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2835 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2642} 2836}
2643 2837
2644/*
2645 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2646 */
2647void 2838void
2648rxvt_term::selection_property (Window win, Atom prop) 2839rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2649{ 2840{
2650 if (prop == None || selection_wait != Sel_incr) 2841 if (prop == None || selection_wait != Sel_incr)
2651 return; 2842 return;
2652 2843
2653 if (selection_paste (win, prop, 1) > 0) 2844 selection_paste (win, prop, true);
2654 incr_ev.start (NOW + 10);
2655 else
2656 {
2657 selection_wait = Sel_none;
2658 incr_ev.stop ();
2659 }
2660} 2845}
2661 2846
2662/* ------------------------------------------------------------------------- */ 2847/* ------------------------------------------------------------------------- */
2663/* 2848/*
2664 * Request the current selection: 2849 * Request the current selection:
2665 * Order: > internal selection if available 2850 * Order: > internal selection if available
2666 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2851 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2667 * > CUT_BUFFER0 2852 * > CUT_BUFFER0
2668 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2853 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2669 * will auto fallback to CUT_BUFFER0 2854 * will auto fallback to CUT_BUFFER0
2670 * EXT: button 2 release 2855 * EXT: button 2 release
2671 */ 2856 */
2672void 2857void
2673rxvt_term::selection_request (Time tm, int x, int y) 2858rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2674{ 2859{
2675 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2860 if (selection.text && selnum == Sel_Primary)
2676 2861 {
2677 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2678 return; /* outside window */
2679
2680 if (selection.text)
2681 { /* internal selection */ 2862 /* internal selection */
2682 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2683 char *str = rxvt_wcstombs (selection.text, selection.len); 2863 char *str = rxvt_wcstombs (selection.text, selection.len);
2684 paste ((unsigned char *)str, strlen (str)); 2864 paste (str, strlen (str));
2685 free (str); 2865 free (str);
2686 return; 2866 return;
2687 } 2867 }
2688 else 2868 else
2689 { 2869 {
2690 int i;
2691
2692 selection_request_time = tm; 2870 selection_request_time = tm;
2693 selection_wait = Sel_normal; 2871 selection_wait = Sel_normal;
2694 2872
2695 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2696 {
2697#if X_HAVE_UTF8_STRING 2873#if X_HAVE_UTF8_STRING
2698 selection_type = Sel_UTF8String; 2874 selection_type = Sel_UTF8String;
2699 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2875 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2700 return; 2876 return;
2701#else 2877#else
2702 selection_type = Sel_CompoundText; 2878 selection_type = Sel_CompoundText;
2703 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2879 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2704 return; 2880 return;
2705#endif 2881#endif
2706
2707 }
2708 } 2882 }
2709 2883
2710 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2884 selection_wait = Sel_none; /* don't loop in selection_paste () */
2711 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2712 selection_paste (display->root, XA_CUT_BUFFER0, False); 2885 selection_paste (display->root, XA_CUT_BUFFER0, false);
2713} 2886}
2714 2887
2715int 2888int
2716rxvt_term::selection_request_other (Atom target, int selnum) 2889rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2717{ 2890{
2718 Atom sel; 2891 Atom sel;
2719#ifdef DEBUG_SELECT
2720 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2721#endif
2722 2892
2723 selection_type |= selnum; 2893 selection_type |= selnum;
2724 2894
2725 if (selnum == Sel_Primary) 2895 if (selnum == Sel_Primary)
2726 sel = XA_PRIMARY; 2896 sel = XA_PRIMARY;
2727 else if (selnum == Sel_Secondary) 2897 else if (selnum == Sel_Secondary)
2728 sel = XA_SECONDARY; 2898 sel = XA_SECONDARY;
2729 else 2899 else
2730 sel = xa[XA_CLIPBOARD]; 2900 sel = xa[XA_CLIPBOARD];
2731 2901
2732 if (XGetSelectionOwner (display->display, sel) != None) 2902 if (XGetSelectionOwner (dpy, sel) != None)
2733 { 2903 {
2734 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2735 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2904 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2736 TermWin.vt, selection_request_time); 2905 vt, selection_request_time);
2737 return 1; 2906 return 1;
2738 } 2907 }
2739 2908
2740 return 0; 2909 return 0;
2741} 2910}
… …
2744/* 2913/*
2745 * Clear all selected text 2914 * Clear all selected text
2746 * EXT: SelectionClear 2915 * EXT: SelectionClear
2747 */ 2916 */
2748void 2917void
2749rxvt_term::selection_clear () 2918rxvt_term::selection_clear () NOTHROW
2750{ 2919{
2751 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2752
2753 want_refresh = 1; 2920 want_refresh = 1;
2754 free (selection.text); 2921 free (selection.text);
2755 selection.text = NULL; 2922 selection.text = NULL;
2756 selection.len = 0; 2923 selection.len = 0;
2757 CLEAR_SELECTION (); 2924 CLEAR_SELECTION ();
… …
2766 * EXT: button 1 or 3 release 2933 * EXT: button 1 or 3 release
2767 */ 2934 */
2768void 2935void
2769rxvt_term::selection_make (Time tm) 2936rxvt_term::selection_make (Time tm)
2770{ 2937{
2771 int i, col, end_col, row, end_row; 2938 int i;
2772 wchar_t *new_selection_text; 2939 wchar_t *new_selection_text;
2773 text_t *t; 2940 text_t *t;
2774 2941
2775 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2776 switch (selection.op) 2942 switch (selection.op)
2777 { 2943 {
2778 case SELECTION_CONT: 2944 case SELECTION_CONT:
2779 break; 2945 break;
2780 case SELECTION_INIT: 2946 case SELECTION_INIT:
… …
2790 selection.op = SELECTION_DONE; 2956 selection.op = SELECTION_DONE;
2791 2957
2792 if (selection.clicks == 4) 2958 if (selection.clicks == 4)
2793 return; /* nothing selected, go away */ 2959 return; /* nothing selected, go away */
2794 2960
2961 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2962 return;
2963
2795 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2964 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2796 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2965 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2797 2966
2798 col = selection.beg.col;
2799 MAX_IT (col, 0);
2800 row = selection.beg.row + TermWin.saveLines;
2801 end_row = selection.end.row + TermWin.saveLines;
2802 int ofs = 0; 2967 int ofs = 0;
2803 int extra = 0; 2968 int extra = 0;
2804 2969
2970 int col = selection.beg.col;
2971 int row = selection.beg.row;
2972
2973 int end_col;
2974
2805 for (; row <= end_row; row++, col = 0) 2975 for (; row <= selection.end.row; row++, col = 0)
2806 { 2976 {
2807 t = &(screen.text[row][col]); 2977#if !ENABLE_MINIMAL
2808 2978 if (selection.rect)
2809 end_col = screen.tlen[row]; 2979 {
2810 2980 col = selection.beg.col;
2811 if (end_col == -1)
2812 end_col = TermWin.ncol; 2981 end_col = ncol + 1;
2982 }
2983 else
2984#endif
2985 end_col = ROW(row).l;
2813 2986
2987 col = max (col, 0);
2988
2814 if (row == end_row) 2989 if (row == selection.end.row
2990#if !ENABLE_MINIMAL
2991 || selection.rect
2992#endif
2993 )
2815 MIN_IT (end_col, selection.end.col); 2994 min_it (end_col, selection.end.col);
2995
2996 t = ROW(row).t + col;
2816 2997
2817 for (; col < end_col; col++) 2998 for (; col < end_col; col++)
2818 { 2999 {
2819 if (*t == NOCHAR) 3000 if (*t == NOCHAR)
2820 t++; 3001 t++;
… …
2837#endif 3018#endif
2838 else 3019 else
2839 new_selection_text[ofs++] = *t++; 3020 new_selection_text[ofs++] = *t++;
2840 } 3021 }
2841 3022
2842 if (screen.tlen[row] != -1 && row != end_row) 3023#if !ENABLE_MINIMAL
3024 if (selection.rect)
3025 {
3026 while (ofs
3027 && new_selection_text[ofs - 1] != C0_LF
3028 && unicode::is_space (new_selection_text[ofs - 1]))
3029 --ofs;
3030
2843 new_selection_text[ofs++] = C0_LF; 3031 new_selection_text[ofs++] = C0_LF;
3032 }
3033 else
3034#endif
3035 if (!ROW(row).is_longer () && row != selection.end.row)
3036 new_selection_text[ofs++] = C0_LF;
2844 } 3037 }
2845 3038
2846 if (end_col != selection.end.col) 3039 if (end_col != selection.end.col)
2847 new_selection_text[ofs++] = C0_LF; 3040 new_selection_text[ofs++] = C0_LF;
2848 3041
… …
2858 3051
2859 // we usually allocate much more than necessary, so realloc it smaller again 3052 // we usually allocate much more than necessary, so realloc it smaller again
2860 selection.len = ofs; 3053 selection.len = ofs;
2861 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3054 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2862 3055
3056 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3057 return;
3058
3059 selection_grab (tm);
3060}
3061
3062bool
3063rxvt_term::selection_grab (Time tm) NOTHROW
3064{
3065 selection_time = tm;
3066
2863 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3067 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
2864 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3068 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3069 {
2865 display->set_selection_owner (this); 3070 display->set_selection_owner (this);
3071 return true;
3072 }
2866 else 3073 else
2867 rxvt_warn ("can't get primary selection, ignoring.\n"); 3074 {
3075 selection_clear ();
3076 return false;
3077 }
2868 3078
2869#if 0 3079#if 0
2870 XTextProperty ct; 3080 XTextProperty ct;
2871 3081
2872 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3082 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2873 { 3083 {
2874 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3084 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2875 PropModeReplace, ct.value, ct.nitems);
2876 XFree (ct.value); 3085 XFree (ct.value);
2877 } 3086 }
2878#endif 3087#endif
2879
2880 selection_time = tm;
2881 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2882} 3088}
2883 3089
2884/* ------------------------------------------------------------------------- */ 3090/* ------------------------------------------------------------------------- */
2885/* 3091/*
2886 * Mark or select text based upon number of clicks: 1, 2, or 3 3092 * Mark or select text based upon number of clicks: 1, 2, or 3
2887 * EXT: button 1 press 3093 * EXT: button 1 press
2888 */ 3094 */
2889void 3095void
2890rxvt_term::selection_click (int clicks, int x, int y) 3096rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2891{ 3097{
2892 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2893
2894 clicks = ((clicks - 1) % 3) + 1; 3098 clicks = ((clicks - 1) % 3) + 1;
2895 selection.clicks = clicks; /* save clicks so extend will work */ 3099 selection.clicks = clicks; /* save clicks so extend will work */
2896 3100
3101 if (clicks == 2 && !selection.rect
3102 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3103 {
3104 MEvent.clicks = 1; // what a mess
3105 selection.screen = current_screen;
3106 selection.op = SELECTION_CONT;
3107 return;
3108 }
3109
2897 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3110 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2898 3111
2899 if (clicks == 2 || clicks == 3) 3112 if (clicks == 2 || clicks == 3)
2900 selection_extend_colrow (selection.mark.col, 3113 selection_extend_colrow (selection.mark.col,
2901 selection.mark.row + TermWin.view_start, 3114 selection.mark.row - view_start,
2902 0, /* button 3 */ 3115 0, /* button 3 */
2903 1, /* button press */ 3116 1, /* button press */
2904 0); /* click change */ 3117 0); /* click change */
2905} 3118}
2906 3119
2907/* ------------------------------------------------------------------------- */ 3120/* ------------------------------------------------------------------------- */
2908/* 3121/*
2909 * Mark a selection at the specified col/row 3122 * Mark a selection at the specified col/row
2910 */ 3123 */
2911void 3124void
2912rxvt_term::selection_start_colrow (int col, int row) 3125rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2913{ 3126{
2914 want_refresh = 1; 3127 want_refresh = 1;
3128
3129 selection.mark.row = row + view_start;
2915 selection.mark.col = col; 3130 selection.mark.col = col;
2916 selection.mark.row = row - TermWin.view_start;
2917 3131
2918 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3132 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2919 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3133 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2920 MAX_IT (selection.mark.col, 0);
2921 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2922 3134
2923 while (selection.mark.col > 0 3135 while (selection.mark.col > 0
2924 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3136 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2925 --selection.mark.col; 3137 --selection.mark.col;
2926 3138
2927 if (selection.op) 3139 if (selection.op)
3140 {
2928 { /* clear the old selection */ 3141 /* clear the old selection */
2929 selection.beg.row = selection.end.row = selection.mark.row; 3142 selection.beg.row = selection.end.row = selection.mark.row;
2930 selection.beg.col = selection.end.col = selection.mark.col; 3143 selection.beg.col = selection.end.col = selection.mark.col;
2931 } 3144 }
2932 3145
2933 selection.op = SELECTION_INIT; 3146 selection.op = SELECTION_INIT;
… …
2940 * We now only find out the boundary in one direction 3153 * We now only find out the boundary in one direction
2941 */ 3154 */
2942 3155
2943/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3156/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2944#define DELIMIT_TEXT(x) \ 3157#define DELIMIT_TEXT(x) \
2945 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3158 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2946#define DELIMIT_REND(x) 1 3159#define DELIMIT_REND(x) 1
2947 3160
2948void 3161void
2949rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3162rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2950{ 3163{
2951 int col, row, dirnadd, tcol, trow, w1, w2; 3164 int col, row, dirnadd, tcol, trow, w1, w2;
2952 row_col_t bound; 3165 row_col_t bound;
2953 text_t *stp; 3166 text_t *stp;
2954 rend_t *srp; 3167 rend_t *srp;
2955 3168
2956 if (dirn == UP) 3169 if (dirn == UP)
2957 { 3170 {
2958 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3171 bound.row = top_row - 1;
2959 bound.col = 0; 3172 bound.col = 0;
2960 dirnadd = -1; 3173 dirnadd = -1;
2961 } 3174 }
2962 else 3175 else
2963 { 3176 {
2964 bound.row = TermWin.saveLines + TermWin.nrow; 3177 bound.row = nrow;
2965 bound.col = TermWin.ncol - 1; 3178 bound.col = ncol - 1;
2966 dirnadd = 1; 3179 dirnadd = 1;
2967 } 3180 }
2968 3181
2969 row = mark->row + TermWin.saveLines; 3182 row = mark->row;
2970 col = mark->col; 3183 col = max (mark->col, 0);
2971 MAX_IT (col, 0); 3184
2972 /* find the edge of a word */ 3185 /* find the edge of a word */
2973 stp = & (screen.text[row][col]); 3186 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2974 w1 = DELIMIT_TEXT (*stp); 3187 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2975
2976 srp = (&screen.rend[row][col]);
2977 w2 = DELIMIT_REND (*srp);
2978 3188
2979 for (;;) 3189 for (;;)
2980 { 3190 {
2981 for (; col != bound.col; col += dirnadd) 3191 for (; col != bound.col; col += dirnadd)
2982 { 3192 {
… …
2992 break; 3202 break;
2993 } 3203 }
2994 3204
2995 if ((col == bound.col) && (row != bound.row)) 3205 if ((col == bound.col) && (row != bound.row))
2996 { 3206 {
2997 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3207 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2998 { 3208 {
2999 trow = row + dirnadd; 3209 trow = row + dirnadd;
3000 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3210 tcol = dirn == UP ? ncol - 1 : 0;
3001 3211
3002 if (screen.text[trow] == NULL) 3212 if (!ROW(trow).t)
3003 break; 3213 break;
3004 3214
3005 stp = & (screen.text[trow][tcol]); 3215 stp = ROW(trow).t + tcol;
3006 srp = & (screen.rend[trow][tcol]); 3216 srp = ROW(trow).r + tcol;
3007 3217
3008 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3218 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3009 break; 3219 break;
3010 3220
3011 row = trow; 3221 row = trow;
… …
3014 } 3224 }
3015 } 3225 }
3016 break; 3226 break;
3017 } 3227 }
3018 3228
3019Old_Word_Selection_You_Die:
3020 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));
3021
3022 if (dirn == DN) 3229 if (dirn == DN)
3023 col++; /* put us on one past the end */ 3230 col++; /* put us on one past the end */
3024 3231
3025 /* Poke the values back in */ 3232 /* Poke the values back in */
3026 ret->row = row - TermWin.saveLines; 3233 ret->row = row;
3027 ret->col = col; 3234 ret->col = col;
3028} 3235}
3029 3236
3030/* ------------------------------------------------------------------------- */ 3237/* ------------------------------------------------------------------------- */
3031/* 3238/*
… …
3034 * flag == 0 ==> button 1 3241 * flag == 0 ==> button 1
3035 * flag == 1 ==> button 3 press 3242 * flag == 1 ==> button 3 press
3036 * flag == 2 ==> button 3 motion 3243 * flag == 2 ==> button 3 motion
3037 */ 3244 */
3038void 3245void
3039rxvt_term::selection_extend (int x, int y, int flag) 3246rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3040{ 3247{
3041 int col, row; 3248 int col = clamp (Pixel2Col (x), 0, ncol);
3042 3249 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3043 col = Pixel2Col (x);
3044 row = Pixel2Row (y);
3045 MAX_IT (row, 0);
3046 MIN_IT (row, (int)TermWin.nrow - 1);
3047 MAX_IT (col, 0);
3048 MIN_IT (col, (int)TermWin.ncol);
3049 3250
3050 /* 3251 /*
3051 * If we're selecting characters (single click) then we must check first 3252 * If we're selecting characters (single click) then we must check first
3052 * if we are at the same place as the original mark. If we are then 3253 * if we are at the same place as the original mark. If we are then
3053 * select nothing. Otherwise, if we're to the right of the mark, you have to 3254 * select nothing. Otherwise, if we're to the right of the mark, you have to
3054 * be _past_ a character for it to be selected. 3255 * be _past_ a character for it to be selected.
3055 */ 3256 */
3056 if (((selection.clicks % 3) == 1) && !flag 3257 if (((selection.clicks % 3) == 1) && !flag
3057 && (col == selection.mark.col 3258 && (col == selection.mark.col
3058 && (row == selection.mark.row + TermWin.view_start))) 3259 && (row == selection.mark.row - view_start)))
3059 { 3260 {
3060 /* select nothing */ 3261 /* select nothing */
3061 selection.beg.row = selection.end.row = 0; 3262 selection.beg.row = selection.end.row = 0;
3062 selection.beg.col = selection.end.col = 0; 3263 selection.beg.col = selection.end.col = 0;
3063 selection.clicks = 4; 3264 selection.clicks = 4;
3064 want_refresh = 1; 3265 want_refresh = 1;
3065 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3066 return; 3266 return;
3067 } 3267 }
3068 3268
3069 if (selection.clicks == 4) 3269 if (selection.clicks == 4)
3070 selection.clicks = 1; 3270 selection.clicks = 1;
… …
3077/* ------------------------------------------------------------------------- */ 3277/* ------------------------------------------------------------------------- */
3078/* 3278/*
3079 * Extend the selection to the specified col/row 3279 * Extend the selection to the specified col/row
3080 */ 3280 */
3081void 3281void
3082rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3282rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3083{ 3283{
3084 int16_t ncol = TermWin.ncol;
3085 int end_col;
3086 row_col_t pos; 3284 row_col_t pos;
3087 enum { 3285 enum {
3088 LEFT, RIGHT 3286 LEFT, RIGHT
3089 } closeto = RIGHT; 3287 } closeto = RIGHT;
3090 3288
3091 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));
3092 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));
3093
3094 want_refresh = 1; 3289 want_refresh = 1;
3290
3095 switch (selection.op) 3291 switch (selection.op)
3096 { 3292 {
3097 case SELECTION_INIT: 3293 case SELECTION_INIT:
3098 CLEAR_SELECTION (); 3294 CLEAR_SELECTION ();
3099 selection.op = SELECTION_BEGIN; 3295 selection.op = SELECTION_BEGIN;
… …
3112 selection_start_colrow (col, row); 3308 selection_start_colrow (col, row);
3113 /* FALLTHROUGH */ 3309 /* FALLTHROUGH */
3114 default: 3310 default:
3115 return; 3311 return;
3116 } 3312 }
3313
3117 if (selection.beg.col == selection.end.col 3314 if (selection.beg.col == selection.end.col
3118 && selection.beg.col != selection.mark.col 3315 && selection.beg.col != selection.mark.col
3119 && selection.beg.row == selection.end.row 3316 && selection.beg.row == selection.end.row
3120 && selection.beg.row != selection.mark.row) 3317 && selection.beg.row != selection.mark.row)
3121 { 3318 {
3122 selection.beg.col = selection.end.col = selection.mark.col; 3319 selection.beg.col = selection.end.col = selection.mark.col;
3123 selection.beg.row = selection.end.row = selection.mark.row; 3320 selection.beg.row = selection.end.row = selection.mark.row;
3124 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));
3125 } 3321 }
3126 3322
3127 pos.col = col; 3323 pos.col = col;
3128 pos.row = row; 3324 pos.row = view_start + row;
3129
3130 pos.row -= TermWin.view_start; /* adjust for scroll */
3131 3325
3132 /* 3326 /*
3133 * This is mainly xterm style selection with a couple of differences, mainly 3327 * This is mainly xterm style selection with a couple of differences, mainly
3134 * in the way button3 drag extension works. 3328 * in the way button3 drag extension works.
3135 * We're either doing: button1 drag; button3 press; or button3 drag 3329 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3141 * a point/word/line which is either the start or end of the selection 3335 * a point/word/line which is either the start or end of the selection
3142 * and it was decided by whichever point/word/line was `fixed' at the 3336 * and it was decided by whichever point/word/line was `fixed' at the
3143 * time of the most recent button3 press 3337 * time of the most recent button3 press
3144 */ 3338 */
3145 if (button3 && buttonpress) 3339 if (button3 && buttonpress)
3340 {
3146 { /* button3 press */ 3341 /* button3 press */
3147 /* 3342 /*
3148 * first determine which edge of the selection we are closest to 3343 * first determine which edge of the selection we are closest to
3149 */ 3344 */
3150 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3345 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3151 || (!ROWCOL_IS_AFTER (pos, selection.end) 3346 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3169 selection.mark.row = selection.beg.row; 3364 selection.mark.row = selection.beg.row;
3170 selection.mark.col = selection.beg.col; 3365 selection.mark.col = selection.beg.col;
3171 } 3366 }
3172 } 3367 }
3173 else 3368 else
3369 {
3174 { /* button1 drag or button3 drag */ 3370 /* button1 drag or button3 drag */
3175 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3371 if (ROWCOL_IS_AFTER (selection.mark, pos))
3176 { 3372 {
3177 if ((selection.mark.row == selection.end.row) 3373 if (selection.mark.row == selection.end.row
3178 && (selection.mark.col == selection.end.col) 3374 && selection.mark.col == selection.end.col
3375 && clickchange
3179 && clickchange && selection.clicks == 2) 3376 && selection.clicks == 2)
3180 selection.mark.col--; 3377 selection.mark.col--;
3181 3378
3182 selection.beg.row = pos.row; 3379 selection.beg.row = pos.row;
3183 selection.beg.col = pos.col; 3380 selection.beg.col = pos.col;
3184 selection.end.row = selection.mark.row; 3381 selection.end.row = selection.mark.row;
… …
3193 } 3390 }
3194 } 3391 }
3195 3392
3196 if (selection.clicks == 1) 3393 if (selection.clicks == 1)
3197 { 3394 {
3198 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3395 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3199 3396 && !ROW(selection.beg.row).is_longer ()
3200 if (end_col != -1 && selection.beg.col > end_col) 3397#if !ENABLE_MINIMAL
3398 && !selection.rect
3399#endif
3201 { 3400 )
3202#if 1
3203 selection.beg.col = ncol; 3401 selection.beg.col = ncol;
3204#else 3402
3205 if (selection.beg.row != selection.end.row) 3403 if (
3206 selection.beg.col = ncol; 3404 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3207 else 3405 && !ROW(selection.end.row).is_longer ()
3208 selection.beg.col = selection.mark.col; 3406#if !ENABLE_MINIMAL
3407 && !selection.rect
3209#endif 3408#endif
3210 } 3409 )
3211
3212 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3213
3214 if (end_col != -1 && selection.end.col > end_col)
3215 selection.end.col = ncol; 3410 selection.end.col = ncol;
3216 } 3411 }
3217 else if (selection.clicks == 2) 3412 else if (selection.clicks == 2)
3218 { 3413 {
3219 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3414 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3220 selection.end.col--; 3415 selection.end.col--;
3221 3416
3222 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3223 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3417 selection_delimit_word (UP, &selection.beg, &selection.beg);
3418 selection_delimit_word (DN, &selection.end, &selection.end);
3224 } 3419 }
3225 else if (selection.clicks == 3) 3420 else if (selection.clicks == 3)
3226 { 3421 {
3227#ifndef NO_FRILLS 3422#if ENABLE_FRILLS
3228 if ((Options & Opt_tripleclickwords)) 3423 if (option (Opt_tripleclickwords))
3229 { 3424 {
3230 int end_row; 3425 selection_delimit_word (UP, &selection.beg, &selection.beg);
3231 3426
3232 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3233 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3234
3235 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3427 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3236 { 3428 {
3237 end_col = screen.tlen[end_row + TermWin.saveLines]; 3429 if (!ROW(end_row).is_longer ())
3238
3239 if (end_col != -1)
3240 { 3430 {
3241 selection.end.row = end_row; 3431 selection.end.row = end_row;
3242 selection.end.col = end_col; 3432 selection.end.col = ROW(end_row).l;
3433# if !ENABLE_MINIMAL
3243 selection_remove_trailing_spaces (); 3434 selection_remove_trailing_spaces ();
3435# endif
3244 break; 3436 break;
3245 } 3437 }
3246 } 3438 }
3247 } 3439 }
3248 else 3440 else
3249#endif 3441#endif
3250 { 3442 {
3251 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3443 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3252 selection.mark.col++; 3444 selection.mark.col++;
3445
3253 selection.beg.col = 0; 3446 selection.beg.col = 0;
3254 selection.end.col = ncol; 3447 selection.end.col = ncol;
3448
3449 // select a complete logical line
3450 while (selection.beg.row > -saveLines
3451 && ROW(selection.beg.row - 1).is_longer ())
3452 selection.beg.row--;
3453
3454 while (selection.end.row < nrow
3455 && ROW(selection.end.row).is_longer ())
3456 selection.end.row++;
3255 } 3457 }
3256 } 3458 }
3257 3459
3258 if (button3 && buttonpress) 3460 if (button3 && buttonpress)
3461 {
3259 { /* mark may need to be changed */ 3462 /* mark may need to be changed */
3260 if (closeto == LEFT) 3463 if (closeto == LEFT)
3261 { 3464 {
3262 selection.mark.row = selection.end.row; 3465 selection.mark.row = selection.end.row;
3263 selection.mark.col = selection.end.col 3466 selection.mark.col = selection.end.col - (selection.clicks == 2);
3264 - (selection.clicks == 2);
3265 } 3467 }
3266 else 3468 else
3267 { 3469 {
3268 selection.mark.row = selection.beg.row; 3470 selection.mark.row = selection.beg.row;
3269 selection.mark.col = selection.beg.col; 3471 selection.mark.col = selection.beg.col;
3270 } 3472 }
3271 } 3473 }
3272 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));
3273}
3274 3474
3275#ifndef NO_FRILLS 3475#if !ENABLE_MINIMAL
3476 if (selection.rect && selection.beg.col > selection.end.col)
3477 ::swap (selection.beg.col, selection.end.col);
3478#endif
3479}
3480
3481#if !ENABLE_MINIMAL
3276void 3482void
3277rxvt_term::selection_remove_trailing_spaces () 3483rxvt_term::selection_remove_trailing_spaces () NOTHROW
3278{ 3484{
3279 int32_t end_col, end_row; 3485 int32_t end_col, end_row;
3280 text_t *stp; 3486 text_t *stp;
3281 3487
3282 end_col = selection.end.col; 3488 end_col = selection.end.col;
3283 end_row = selection.end.row; 3489 end_row = selection.end.row;
3490
3284 for ( ; end_row >= selection.beg.row; ) 3491 for (; end_row >= selection.beg.row; )
3285 { 3492 {
3286 stp = screen.text[end_row + TermWin.saveLines]; 3493 stp = ROW(end_row).t;
3494
3287 while (--end_col >= 0) 3495 while (--end_col >= 0)
3288 { 3496 {
3289 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3497 if (stp[end_col] != NOCHAR
3498 && !unicode::is_space (stp[end_col]))
3290 break; 3499 break;
3291 } 3500 }
3501
3292 if (end_col >= 0 3502 if (end_col >= 0
3293 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3503 || !ROW(end_row - 1).is_longer ())
3294 { 3504 {
3295 selection.end.col = end_col + 1; 3505 selection.end.col = end_col + 1;
3296 selection.end.row = end_row; 3506 selection.end.row = end_row;
3297 break; 3507 break;
3298 } 3508 }
3509
3299 end_row--; 3510 end_row--;
3300 end_col = TermWin.ncol; 3511 end_col = ncol;
3301 } 3512 }
3513
3302 if (selection.mark.row > selection.end.row) 3514 if (selection.mark.row > selection.end.row)
3303 { 3515 {
3304 selection.mark.row = selection.end.row; 3516 selection.mark.row = selection.end.row;
3305 selection.mark.col = selection.end.col; 3517 selection.mark.col = selection.end.col;
3306 } 3518 }
… …
3314/* 3526/*
3315 * Double click on button 3 when already selected 3527 * Double click on button 3 when already selected
3316 * EXT: button 3 double click 3528 * EXT: button 3 double click
3317 */ 3529 */
3318void 3530void
3319rxvt_term::selection_rotate (int x, int y) 3531rxvt_term::selection_rotate (int x, int y) NOTHROW
3320{ 3532{
3321 selection.clicks = selection.clicks % 3 + 1; 3533 selection.clicks = selection.clicks % 3 + 1;
3322 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3534 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3323} 3535}
3324 3536
3325/* ------------------------------------------------------------------------- */ 3537/* ------------------------------------------------------------------------- */
3326/* 3538/*
3327 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3328 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3329 * the X11 protocol.
3330 */
3331typedef CARD32 Atom32;
3332
3333/* ------------------------------------------------------------------------- */
3334/*
3335 * Respond to a request for our current selection 3539 * Respond to a request for our current selection
3336 * EXT: SelectionRequest 3540 * EXT: SelectionRequest
3337 */ 3541 */
3338void 3542void
3339rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3543rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3340{ 3544{
3341 XSelectionEvent ev; 3545 XSelectionEvent ev;
3342 XTextProperty ct;
3343 XICCEncodingStyle style;
3344 Atom target;
3345 3546
3346 ev.type = SelectionNotify; 3547 ev.type = SelectionNotify;
3347 ev.property = None; 3548 ev.property = None;
3348 ev.display = rq.display; 3549 ev.display = rq.display;
3349 ev.requestor = rq.requestor; 3550 ev.requestor = rq.requestor;
… …
3351 ev.target = rq.target; 3552 ev.target = rq.target;
3352 ev.time = rq.time; 3553 ev.time = rq.time;
3353 3554
3354 if (rq.target == xa[XA_TARGETS]) 3555 if (rq.target == xa[XA_TARGETS])
3355 { 3556 {
3356 Atom32 target_list[6]; 3557 Atom target_list[6];
3357 Atom32 *target = target_list; 3558 Atom *target = target_list;
3358 3559
3359 *target++ = (Atom32) xa[XA_TARGETS]; 3560 *target++ = xa[XA_TARGETS];
3360 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3561 *target++ = xa[XA_TIMESTAMP];
3361 *target++ = (Atom32) XA_STRING; 3562 *target++ = XA_STRING;
3362 *target++ = (Atom32) xa[XA_TEXT]; 3563 *target++ = xa[XA_TEXT];
3363 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3564 *target++ = xa[XA_COMPOUND_TEXT];
3364#if X_HAVE_UTF8_STRING 3565#if X_HAVE_UTF8_STRING
3365 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3566 *target++ = xa[XA_UTF8_STRING];
3366#endif 3567#endif
3367 3568
3368 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3569 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3369 (8 * sizeof (target_list[0])), PropModeReplace, 3570 32, PropModeReplace,
3370 (unsigned char *)target_list, 3571 (unsigned char *)target_list, target - target_list);
3371 target - target_list);
3372 ev.property = rq.property; 3572 ev.property = rq.property;
3373 } 3573 }
3374#if TODO // TODO 3574#if TODO // TODO
3375 else if (rq.target == xa[XA_MULTIPLE]) 3575 else if (rq.target == xa[XA_MULTIPLE])
3376 { 3576 {
3377 /* TODO: Handle MULTIPLE */ 3577 /* TODO: Handle MULTIPLE */
3378 } 3578 }
3379#endif 3579#endif
3380 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3580 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3381 { 3581 {
3382 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3582 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3383 (8 * sizeof (Time)), PropModeReplace,
3384 (unsigned char *)&selection_time, 1); 3583 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3385 ev.property = rq.property; 3584 ev.property = rq.property;
3386 } 3585 }
3387 else if (rq.target == XA_STRING 3586 else if (rq.target == XA_STRING
3388 || rq.target == xa[XA_TEXT] 3587 || rq.target == xa[XA_TEXT]
3389 || rq.target == xa[XA_COMPOUND_TEXT] 3588 || rq.target == xa[XA_COMPOUND_TEXT]
3390 || rq.target == xa[XA_UTF8_STRING] 3589 || rq.target == xa[XA_UTF8_STRING]
3391 ) 3590 )
3392 { 3591 {
3592 XTextProperty ct;
3593 Atom target = rq.target;
3393 short freect = 0; 3594 short freect = 0;
3394 int selectlen; 3595 int selectlen;
3395 wchar_t *cl; 3596 wchar_t *cl;
3396 3597 enum {
3397 target = rq.target; 3598 enc_string = XStringStyle,
3599 enc_text = XStdICCTextStyle,
3600 enc_compound_text = XCompoundTextStyle,
3601#ifdef X_HAVE_UTF8_STRING
3602 enc_utf8 = XUTF8StringStyle,
3603#else
3604 enc_utf8 = -1,
3605#endif
3606 } style;
3398 3607
3399 if (target == XA_STRING) 3608 if (target == XA_STRING)
3400 // we actually don't do XA_STRING, but who cares, as i18n clients 3609 // we actually don't do XA_STRING, but who cares, as i18n clients
3401 // will ask for another format anyways. 3610 // will ask for another format anyways.
3402 style = XStringStyle; 3611 style = enc_string;
3403 else if (target == xa[XA_TEXT]) 3612 else if (target == xa[XA_TEXT])
3404 style = XStdICCTextStyle; 3613 style = enc_text;
3405 else if (target == xa[XA_COMPOUND_TEXT]) 3614 else if (target == xa[XA_COMPOUND_TEXT])
3406 style = XCompoundTextStyle; 3615 style = enc_compound_text;
3407#if X_HAVE_UTF8_STRING 3616#if !ENABLE_MINIMAL
3408 else if (target == xa[XA_UTF8_STRING]) 3617 else if (target == xa[XA_UTF8_STRING])
3409 style = XUTF8StringStyle; 3618 style = enc_utf8;
3410#endif 3619#endif
3411 else 3620 else
3412 { 3621 {
3413 target = xa[XA_COMPOUND_TEXT]; 3622 target = xa[XA_COMPOUND_TEXT];
3414 style = XCompoundTextStyle; 3623 style = enc_compound_text;
3415 } 3624 }
3416 3625
3417 if (selection.text) 3626 if (selection.text)
3418 { 3627 {
3419 cl = selection.text; 3628 cl = selection.text;
… …
3423 { 3632 {
3424 cl = L""; 3633 cl = L"";
3425 selectlen = 0; 3634 selectlen = 0;
3426 } 3635 }
3427 3636
3428 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3637#if !ENABLE_MINIMAL
3429 // manually for XUTF8StringStyle. 3638 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3639 // so recode it manually
3640 if (style == enc_utf8)
3641 {
3642 freect = 1;
3643 ct.encoding = target;
3644 ct.format = 8;
3645 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3646 ct.nitems = strlen ((char *)ct.value);
3647 }
3648 else
3649#endif
3430 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3650 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3431 freect = 1; 3651 freect = 1;
3432 else 3652 else
3433 { 3653 {
3434 /* if we failed to convert then send it raw */ 3654 /* if we failed to convert then send it raw */
3435 ct.value = (unsigned char *)cl; 3655 ct.value = (unsigned char *)cl;
3436 ct.nitems = selectlen; 3656 ct.nitems = selectlen;
3657 ct.encoding = target;
3437 } 3658 }
3438 3659
3439 XChangeProperty (display->display, rq.requestor, rq.property, 3660 XChangeProperty (dpy, rq.requestor, rq.property,
3440 target, 8, PropModeReplace, 3661 ct.encoding, 8, PropModeReplace,
3441 ct.value, (int)ct.nitems); 3662 ct.value, (int)ct.nitems);
3442 ev.property = rq.property; 3663 ev.property = rq.property;
3443 3664
3444 if (freect) 3665 if (freect)
3445 XFree (ct.value); 3666 XFree (ct.value);
3446 } 3667 }
3447 3668
3448 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3669 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3449}
3450
3451/* ------------------------------------------------------------------------- *
3452 * MOUSE ROUTINES *
3453 * ------------------------------------------------------------------------- */
3454
3455/*
3456 * return col/row values corresponding to x/y pixel values
3457 */
3458void
3459rxvt_term::pixel_position (int *x, int *y)
3460{
3461 *x = Pixel2Col (*x);
3462 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3463 *y = Pixel2Row (*y);
3464 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3465} 3670}
3466 3671
3467/* ------------------------------------------------------------------------- */ 3672/* ------------------------------------------------------------------------- */
3468#ifdef USE_XIM 3673#ifdef USE_XIM
3469void 3674void
3470rxvt_term::im_set_position (XPoint *pos) 3675rxvt_term::im_set_position (XPoint &pos) NOTHROW
3471{ 3676{
3472 XWindowAttributes xwa; 3677 XWindowAttributes xwa;
3473 3678
3474 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3679 XGetWindowAttributes (dpy, vt, &xwa);
3680
3475 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3681 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3476 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3682 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3477} 3683}
3478
3479#endif 3684#endif
3685
3686#if ENABLE_OVERLAY
3687void
3688rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3689{
3690 if (nrow < 1 || ncol < 1)
3691 return;
3692
3693 want_refresh = 1;
3694
3695 scr_overlay_off ();
3696
3697 if (x < 0) x = ncol - w;
3698 if (y < 0) y = nrow - h;
3699
3700 // make space for border
3701 w += 2; min_it (w, ncol);
3702 h += 2; min_it (h, nrow);
3703
3704 x -= 1; clamp_it (x, 0, ncol - w);
3705 y -= 1; clamp_it (y, 0, nrow - h);
3706
3707 ov_x = x; ov_y = y;
3708 ov_w = w; ov_h = h;
3709
3710 ov_text = new text_t *[h];
3711 ov_rend = new rend_t *[h];
3712
3713 for (y = 0; y < h; y++)
3714 {
3715 text_t *tp = ov_text[y] = new text_t[w];
3716 rend_t *rp = ov_rend[y] = new rend_t[w];
3717
3718 text_t t0, t1, t2;
3719 rend_t r = OVERLAY_RSTYLE;
3720
3721 if (y == 0)
3722 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3723 else if (y < h - 1)
3724 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3725 else
3726 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3727
3728 *tp++ = t0;
3729 *rp++ = r;
3730
3731 for (x = w - 2; x > 0; --x)
3732 {
3733 *tp++ = t1;
3734 *rp++ = r;
3735 }
3736
3737 *tp = t2;
3738 *rp = r;
3739 }
3740}
3741
3742void
3743rxvt_term::scr_overlay_off () NOTHROW
3744{
3745 if (!ov_text)
3746 return;
3747
3748 want_refresh = 1;
3749
3750 for (int y = 0; y < ov_h; y++)
3751 {
3752 delete [] ov_text[y];
3753 delete [] ov_rend[y];
3754 }
3755
3756 delete [] ov_text; ov_text = 0;
3757 delete [] ov_rend; ov_rend = 0;
3758}
3759
3760void
3761rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3762{
3763 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3764 return;
3765
3766 x++, y++;
3767
3768 ov_text[y][x] = text;
3769 ov_rend[y][x] = rend;
3770}
3771
3772void
3773rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3774{
3775 while (*s)
3776 scr_overlay_set (x++, y, *s++);
3777}
3778
3779void
3780rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3781{
3782 while (*s)
3783 {
3784 text_t t = *s++;
3785 int width = WCWIDTH (t);
3786
3787 while (width--)
3788 {
3789 scr_overlay_set (x++, y, t);
3790 t = NOCHAR;
3791 }
3792 }
3793}
3794
3795void
3796rxvt_term::scr_swap_overlay () NOTHROW
3797{
3798 if (!ov_text)
3799 return;
3800
3801 // swap screen mem with overlay
3802 for (int y = ov_h; y--; )
3803 {
3804 text_t *t1 = ov_text[y];
3805 rend_t *r1 = ov_rend[y];
3806
3807 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3808 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3809
3810 for (int x = ov_w; x--; )
3811 {
3812 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3813 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3814 }
3815 }
3816}
3817
3818#endif
3480/* ------------------------------------------------------------------------- */ 3819/* ------------------------------------------------------------------------- */
3820

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