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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 1.289 by root, Fri Dec 14 05:25:26 2007 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 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 92#define drawBuffer vt
96 93
97#define CLEAR_ROWS(row, num) \ 94#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \ 95 if (mapped) \
99 XClearArea (display->display, drawBuffer, 0, \ 96 XClearArea (dpy, drawBuffer, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \ 97 Row2Pixel (row), (unsigned int)width, \
101 (unsigned int)Height2Pixel (num), False) 98 (unsigned int)Height2Pixel (num), False)
102 99
103#define CLEAR_CHARS(x, y, num) \ 100#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 101 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 102 XClearArea (dpy, drawBuffer, x, y, \
106 (unsigned int)Width2Pixel (num), \ 103 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 104 (unsigned int)Height2Pixel (1), False)
108 105
109#define ERASE_ROWS(row, num) \ 106#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 107 XFillRectangle (dpy, drawBuffer, gc, \
111 0, Row2Pixel (row), \ 108 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \ 109 (unsigned int)width, \
113 (unsigned int)Height2Pixel (num)) 110 (unsigned int)Height2Pixel (num))
114 111
115/* ------------------------------------------------------------------------- * 112/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 113 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 114 * ------------------------------------------------------------------------- */
115
118/* Fill part/all of a line with blanks. */ 116/* Fill part/all of a line with blanks. */
119void 117void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 118rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 119{
122 efs &= ~RS_baseattrMask; 120 if (!l.t)
123 efs = SET_FONT (efs, TermWin.ascii_map [' ' - 0x20]); 121 {
122 lalloc (l);
123 col = 0;
124 width = ncol;
125 }
126
127 l.touch ();
128
129 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
130 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
131
132 text_t *et = l.t + col;
133 rend_t *er = l.r + col;
124 134
125 while (width--) 135 while (width--)
126 { 136 {
127 *et++ = ' '; 137 *et++ = ' ';
128 *er++ = efs; 138 *er++ = efs;
… …
130} 140}
131 141
132/* ------------------------------------------------------------------------- */ 142/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 143/* Fill a full line with blanks - make sure it is allocated first */
134void 144void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 145rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 146{
137#ifdef DEBUG_STRICT 147 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 148
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 149 l.l = 0;
150 l.f = 0;
147} 151}
148 152
149/* ------------------------------------------------------------------------- * 153/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 154 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 155 * ------------------------------------------------------------------------- */
156
152void 157void
153rxvt_term::scr_reset () 158rxvt_term::scr_reset ()
154{ 159{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 160#if ENABLE_OVERLAY
156 unsigned int p, q; 161 scr_overlay_off ();
157 int k; 162#endif
158 rend_t setrstyle;
159 163
160 D_SCREEN ((stderr, "rxvt_scr_reset ()")); 164 rvideo_mode = false;
161
162 TermWin.view_start = 0; 165 view_start = 0;
163 num_scr = 0; 166 num_scr = 0;
164 167
165 if (TermWin.ncol == 0) 168 if (ncol == 0)
166 TermWin.ncol = 80; 169 ncol = 80;
167 170
168 if (TermWin.nrow == 0) 171 if (nrow == 0)
169 TermWin.nrow = 24; 172 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 173
174 if (ncol == prev_ncol && nrow == prev_nrow) 174 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 175 return;
176 176
177 if (current_screen != PRIMARY)
178 scr_swap_screen ();
179
177 // we need at least two lines for wrapping to work correctly 180 // we need at least two lines for wrapping to work correctly
178 if (nrow + TermWin.saveLines < 2) 181 while (nrow + saveLines < 2)
179 { 182 {
183 //TODO//FIXME
180 TermWin.saveLines++; 184 saveLines++;
181 prev_nrow--; 185 prev_nrow--;
182 TermWin.nscrolled++; 186 top_row--;
183 } 187 }
184 188
185 want_refresh = 1; 189 want_refresh = 1;
186 190
187 prev_total_rows = prev_nrow + TermWin.saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
188 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
189 193
190 screen.tscroll = 0; 194 screen.tscroll = 0;
191 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
192 196
193 if (!talloc) 197 if (!row_buf)
194 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
195 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
196 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
197 }
198 207
199 if (!screen.text) 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
200 { 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
201 /* 210 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 *));
209 211
210 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 212 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 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
226 218
227 MEMSET (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
228 TermWin.nscrolled = 0; /* no saved lines */
229 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
230 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
231 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
232 screen.charset = 0; 223 screen.charset = 0;
233 current_screen = PRIMARY; 224 current_screen = PRIMARY;
… …
245 selection.text = NULL; 236 selection.text = NULL;
246 selection.len = 0; 237 selection.len = 0;
247 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
248 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
249 selection.clicks = 0; 240 selection.clicks = 0;
250 CLEAR_ALL_SELECTION ();
251 rvideo = 0;
252 } 241 }
253 else 242 else
254 { 243 {
255 /* 244 /*
256 * add or delete rows as appropriate 245 * add or delete rows as appropriate
257 */ 246 */
258 setrstyle = DEFAULT_RSTYLE;
259 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
260 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
261 { 253 {
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++) 254 for (int row = nrow; row < prev_nrow; row++)
267 { 255 {
268 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
269 261
270 if (screen.text[q]) 262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
295#ifdef DEBUG_STRICT
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297#endif
298 int plines = 1;
299 int llen = old_buf [MOD (p, prev_total_rows)].l;
300
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
271 { 302 {
272#ifdef DEBUG_STRICT 303 p = MOD (p - 1, prev_total_rows);
273 assert (screen.rend[q]); 304
274#endif 305 plines++;
275 talloc->free (screen.text[q]); 306 llen += prev_ncol;
276 ralloc->free (screen.rend[q]);
277 } 307 }
278 308
279 if (swap.text[p]) 309 int qlines = max (0, (llen - 1) / ncol) + 1;
310
311 // drop partial lines completely
312 if (q < qlines)
313 break;
314
315 q -= qlines;
316
317 int lofs = 0;
318 line_t *qline;
319
320 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++)
280 { 322 {
281#ifdef DEBUG_STRICT 323 qline = row_buf + qrow;
282 assert (swap.rend[p]); 324 lalloc (*qline);
283#endif 325 qline->l = ncol;
284 talloc->free (swap.text[p]); 326 qline->is_longer (1);
285 ralloc->free (swap.rend[p]); 327
328 int qcol = 0;
329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
334 // fill a single destination line
335 while (lofs < llen && qcol < ncol)
336 {
337 int prow = lofs / prev_ncol;
338 int pcol = lofs % prev_ncol;
339
340 prow = MOD (p + prow, prev_total_rows);
341
342 // we only adjust the cursor _row_ and put it into
343 // the topmost line of "long line" it was in, as
344 // this seems to upset applications/shells/readline
345 // least.
346 if (prow == ocur.row)
347 screen.cur.row = q - (total_rows - nrow);
348
349 line_t &pline = old_buf [prow];
350
351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
352
353 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
354 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
355
356 lofs += len;
357 qcol += len;
358 }
286 } 359 }
287 360
288#ifdef DEBUG_STRICT 361 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
289 assert (drawn_text[p] && drawn_rend[p]); 362 qline->is_longer (0);
290#endif 363 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
291 talloc->free (drawn_text[p]);
292 ralloc->free (drawn_rend[p]);
293 } 364 }
365 while (p != pend && q > 0);
294 366
295 /* we have fewer rows so fix up cursor position */ 367 term_start = total_rows - nrow;
296 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 368 top_row = q - term_start;
297 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
298 369
299 scr_reset_realloc (); /* realloc _last_ */ 370 // make sure all terminal lines exist
300 } 371 while (top_row > 0)
301 else if (nrow > prev_nrow) 372 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
302 { 373 }
303 /* add rows */ 374 else
304 scr_reset_realloc (); /* realloc _first_ */ 375 {
376 // if no scrollback exists (yet), wing, instead of wrap
305 377
306 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 378 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 { 379 {
312 screen.tlen[p] = 0; 380 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
313 screen.text[p] = NULL; 381 line_t &qline = row_buf [row];
314 screen.rend[p] = NULL; 382
383 qline = pline;
384 lresize (qline);
315 } 385 }
316 386
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++) 387 for (int row = prev_nrow; row < nrow; row++)
321 { 388 {
322 swap.tlen[p] = 0; 389 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 } 390 }
330 391
331 if (k > 0) 392 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 { 393 }
352 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
353 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
354 394
355 for (p = 0; p < total_rows; p++) 395 free (old_buf);
356 { 396 delete old_ta;
357 if (screen.text[p]) 397 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));
361 398
362 MIN_IT (screen.tlen[p], (int16_t)ncol); 399 clamp_it (screen.cur.row, 0, nrow - 1);
400 clamp_it (screen.cur.col, 0, ncol - 1);
363 401
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); 402 free (tabs);
405 } 403 }
404
405 CLEAR_ALL_SELECTION ();
406 406
407 prev_nrow = nrow; 407 prev_nrow = nrow;
408 prev_ncol = ncol; 408 prev_ncol = ncol;
409 409
410 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 410 tabs = (char *)rxvt_malloc (ncol);
411 411
412 for (p = 0; p < ncol; p++) 412 for (int col = ncol; --col; )
413 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 413 tabs [col] = col % TABSIZE == 0;
414
415 if (current_screen != PRIMARY)
416 scr_swap_screen ();
414 417
415 tt_winch (); 418 tt_winch ();
416}
417 419
418void 420 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} 421}
440 422
441/* ------------------------------------------------------------------------- */ 423/* ------------------------------------------------------------------------- */
442/* 424/*
443 * Free everything. That way malloc debugging can find leakage. 425 * Free everything. That way malloc debugging can find leakage.
444 */ 426 */
445void 427void
446rxvt_term::scr_release () 428rxvt_term::scr_release () NOTHROW
447{ 429{
448 uint16_t total_rows; 430 if (row_buf)
449 int i; 431 {
450
451 total_rows = TermWin.nrow + TermWin.saveLines;
452
453 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
454 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
455 434
456 free (screen.text); 435 free (row_buf);
457 free (screen.tlen); 436 free (swap_buf);
458 free (screen.rend); 437 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); 438 free (tabs);
467 439
468 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
469 screen.text = drawn_text = swap.text = NULL; 441 }
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} 442}
476 443
477/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
478/* 445/*
479 * Hard reset 446 * Hard reset
480 */ 447 */
481void 448void
482rxvt_term::scr_poweron () 449rxvt_term::scr_poweron ()
483{ 450{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 451 scr_release ();
487 prev_nrow = prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
488 scr_reset (); 453 scr_reset ();
489 454
490 scr_clear (true); 455 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
492} 457}
493 458
494/* ------------------------------------------------------------------------- * 459/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 460 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 461 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 463 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 464 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 465 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 466 */
502void 467void
503rxvt_term::scr_cursor (int mode) 468rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 469{
505 screen_t *s; 470 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 471
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 472#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 473 if (current_screen == SECONDARY)
511 s = &swap; 474 s = &swap;
512 else 475 else
… …
514 s = &screen; 477 s = &screen;
515 478
516 switch (mode) 479 switch (mode)
517 { 480 {
518 case SAVE: 481 case SAVE:
519 s->s_cur.row = s->cur.row; 482 s->s_cur.row = screen.cur.row;
520 s->s_cur.col = s->cur.col; 483 s->s_cur.col = screen.cur.col;
521 s->s_rstyle = rstyle; 484 s->s_rstyle = rstyle;
522 s->s_charset = s->charset; 485 s->s_charset = screen.charset;
523 s->s_charset_char = charsets[s->charset]; 486 s->s_charset_char = charsets[screen.charset];
524 break; 487 break;
525 488
526 case RESTORE: 489 case RESTORE:
527 want_refresh = 1; 490 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 491 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 492 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 493 screen.flags &= ~Screen_WrapNext;
531 rstyle = s->s_rstyle; 494 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 495 screen.charset = s->s_charset;
533 charsets[s->charset] = s->s_charset_char; 496 charsets[screen.charset] = s->s_charset_char;
534 set_font_style (); 497 set_font_style ();
535 break; 498 break;
536 } 499 }
537 500
538 /* boundary check in case screen size changed between SAVE and RESTORE */ 501 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT (s->cur.row, TermWin.nrow - 1); 502 min_it (s->cur.row, nrow - 1);
540 MIN_IT (s->cur.col, TermWin.ncol - 1); 503 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 504#ifdef DEBUG_STRICT
542 assert (s->cur.row >= 0); 505 assert (s->cur.row >= 0);
543 assert (s->cur.col >= 0); 506 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 507#endif
508}
509
510void
511rxvt_term::scr_swap_screen ()
512{
513 if (!option (Opt_secondaryScreen))
514 return;
515
516 for (int i = prev_nrow; i--; )
517 ::swap (ROW(i), swap_buf [i]);
518
519 ::swap (screen.cur, swap.cur);
520
521 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
522 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 523}
549 524
550/* ------------------------------------------------------------------------- */ 525/* ------------------------------------------------------------------------- */
551/* 526/*
552 * Swap between primary and secondary screens 527 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 528 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 529 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 530 */
556int 531void
557rxvt_term::scr_change_screen (int scrn) 532rxvt_term::scr_change_screen (int scrn)
558{ 533{
559 int i; 534 if (scrn == current_screen)
535 return;
536
537 want_refresh = 1;
538 view_start = 0;
539
540 selection_check (2); /* check for boundary cross */
541
542 int i = current_screen; current_screen = scrn; scrn = i;
543
560#if NSCREENS 544#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) 545 if (option (Opt_secondaryScreen))
578 { 546 {
579 num_scr = 0; 547 num_scr = 0;
580 offset = TermWin.saveLines; 548
581 for (i = prev_nrow; i--;) 549 scr_swap_screen ();
582 { 550
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); 551 ::swap (screen.charset, swap.charset);
599 SWAP_IT (screen.flags, swap.flags, int); 552 ::swap (screen.flags, swap.flags);
600 screen.flags |= Screen_VisibleCursor; 553 screen.flags |= Screen_VisibleCursor;
601 swap.flags |= Screen_VisibleCursor; 554 swap.flags |= Screen_VisibleCursor;
602 } 555 }
603 else 556 else
604#endif 557#endif
605 if (Options & Opt_secondaryScroll) 558 if (option (Opt_secondaryScroll))
606 //if (current_screen == PRIMARY)
607 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 559 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
608 return scrn; 560}
561
562// clear WrapNext indicator, solidifying position on next line
563void
564rxvt_term::scr_do_wrap () NOTHROW
565{
566 if (!(screen.flags & Screen_WrapNext))
567 return;
568
569 screen.flags &= ~Screen_WrapNext;
570
571 screen.cur.col = 0;
572
573 if (screen.cur.row == screen.bscroll)
574 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
575 else if (screen.cur.row < nrow - 1)
576 screen.cur.row++;
609} 577}
610 578
611/* ------------------------------------------------------------------------- */ 579/* ------------------------------------------------------------------------- */
612/* 580/*
613 * Change the colour for following text 581 * Change the colour for following text
614 */ 582 */
615void 583void
616rxvt_term::scr_color (unsigned int color, int fgbg) 584rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
617{ 585{
618 color &= RS_fgMask; 586 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
587 color = fgbg;
588
619 if (fgbg == Color_fg) 589 if (fgbg == Color_fg)
620 rstyle = SET_FGCOLOR (rstyle, color); 590 rstyle = SET_FGCOLOR (rstyle, color);
621 else 591 else
622 rstyle = SET_BGCOLOR (rstyle, color); 592 rstyle = SET_BGCOLOR (rstyle, color);
623} 593}
… …
625/* ------------------------------------------------------------------------- */ 595/* ------------------------------------------------------------------------- */
626/* 596/*
627 * Change the rendition style for following text 597 * Change the rendition style for following text
628 */ 598 */
629void 599void
630rxvt_term::scr_rendition (int set, int style) 600rxvt_term::scr_rendition (int set, int style) NOTHROW
631 { 601{
632 if (set) 602 if (set)
633 rstyle |= style; 603 rstyle |= style;
634 else if (style == ~RS_None) 604 else if (style == ~RS_None)
635 rstyle = DEFAULT_RSTYLE; 605 rstyle = DEFAULT_RSTYLE;
636 else 606 else
637 rstyle &= ~style; 607 rstyle &= ~style;
638 } 608}
639 609
640/* ------------------------------------------------------------------------- */ 610/* ------------------------------------------------------------------------- */
641/* 611/*
642 * Scroll text between <row1> and <row2> inclusive, by <count> lines 612 * Scroll text between <row1> and <row2> inclusive, by <count> lines
643 * count positive ==> scroll up 613 * count positive ==> scroll up
644 * count negative ==> scroll down 614 * count negative ==> scroll down
645 * spec == 0 for normal routines
646 */ 615 */
647int 616int
648rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 617rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
649{ 618{
650 int i, j;
651 long nscrolled;
652
653 if (count == 0 || (row1 > row2)) 619 if (count == 0 || (row1 > row2))
654 return 0; 620 return 0;
655 621
656 want_refresh = 1; 622 want_refresh = 1;
657 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 623 num_scr += count;
658 624
659 if (row1 == 0 && count > 0 625 if (count > 0
626 && row1 == 0
660 && (current_screen == PRIMARY || Options & Opt_secondaryScroll)) 627 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
628 {
629 top_row = max (top_row - count, -saveLines);
630
631 // scroll everything up 'count' lines
632 term_start = (term_start + count) % total_rows;
633
634 // sever bottommost line
661 { 635 {
662 nscrolled = (long)TermWin.nscrolled + (long)count; 636 line_t &l = ROW(row2 - count);
637 l.is_longer (0);
638 l.touch ();
639 }
663 640
664 if (nscrolled > (long)TermWin.saveLines) 641 // erase newly scrolled-in lines
665 TermWin.nscrolled = TermWin.saveLines; 642 for (int i = count; i--; )
643 {
644 line_t &l = ROW(nrow - 1 - i);
645
646 // optimize if already cleared, can be significant on slow machines
647 // could be rolled into scr_blank_screen_mem
648 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
649 {
650 scr_blank_line (l, 0, l.l, rstyle);
651 l.l = 0;
652 l.f = 0;
653 }
666 else 654 else
667 TermWin.nscrolled = (uint16_t)nscrolled; 655 scr_blank_screen_mem (l, rstyle);
656 }
668 657
658 // now copy lines below the scroll region bottom to the
659 // bottom of the screen again, so they look as if they
660 // hadn't moved.
661 for (int i = nrow; --i > row2; )
662 {
663 line_t &l1 = ROW(i - count);
664 line_t &l2 = ROW(i);
665
666 ::swap (l1, l2);
667 l2.touch ();
668 }
669
670 // move and/or clear selection, if any
671 if (selection.op && current_screen == selection.screen)
672 {
673 selection.beg.row -= count;
674 selection.end.row -= count;
675 selection.mark.row -= count;
676
677 if (selection.beg.row < top_row
678 || selection.end.row < top_row
679 || selection.mark.row < top_row)
680 {
681 CLEAR_ALL_SELECTION ();
682 selection.op = SELECTION_CLEAR;
683 }
684 }
685
686 // finally move the view window, if desired
669 if ((Options & Opt_scrollWithBuffer) 687 if (option (Opt_scrollWithBuffer)
670 && TermWin.view_start != 0 688 && view_start != 0
671 && TermWin.view_start != TermWin.saveLines) 689 && view_start != -saveLines)
672 scr_page (UP, count); 690 scr_page (UP, count);
691
692 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
693 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
694 }
695 else
673 } 696 {
674 else if (!spec)
675 row1 += TermWin.saveLines;
676
677 row2 += TermWin.saveLines;
678
679 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen)
680 { 698 {
681 i = selection.beg.row + TermWin.saveLines; 699 if ((selection.beg.row < row1 && selection.end.row > row1)
682 j = selection.end.row + TermWin.saveLines; 700 || (selection.beg.row < row2 && selection.end.row > row2)
683 if ((i < row1 && j > row1) 701 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
684 || (i < row2 && j > row2) 702 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
685 || (i - count < row1 && i >= row1) 703 || (selection.end.row - count < row1 && selection.end.row >= row1)
686 || (i - count > row2 && i <= row2) 704 || (selection.end.row - count > row2 && selection.end.row <= row2))
687 || (j - count < row1 && j >= row1)
688 || (j - count > row2 && j <= row2))
689 { 705 {
690 CLEAR_ALL_SELECTION (); 706 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 707 selection.op = SELECTION_CLEAR;
692 } 708 }
693 else if (j >= row1 && j <= row2) 709 else if (selection.end.row >= row1 && selection.end.row <= row2)
694 { 710 {
695 /* move selected region too */ 711 /* move selected region too */
696 selection.beg.row -= count; 712 selection.beg.row -= count;
697 selection.end.row -= count; 713 selection.end.row -= count;
698 selection.mark.row -= count; 714 selection.mark.row -= count;
715
716 selection_check (0);
699 } 717 }
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 { 718 }
736 buf_text[i] = screen.text[j]; 719
737 buf_rend[i] = screen.rend[j]; 720 // use a simple and robust scrolling algorithm, this
721 // part of scr_scroll_text is not time-critical.
722
723 int rows = row2 - row1 + 1;
724
725 min_it (count, rows);
726
727 line_t *temp_buf = row_buf + total_rows;
728
729 for (int row = 0; row < rows; row++)
738 } 730 {
731 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
739 732
740 /* B2: Rotate lines */ 733 if (!IN_RANGE_EXC (row + count, 0, rows))
741 for (j = row2, i = j - count; i >= row1; i--, j--) 734 scr_blank_screen_mem (temp_buf [row], rstyle);
742 { 735 }
743 screen.tlen[j] = screen.tlen[i];
744 screen.text[j] = screen.text[i];
745 screen.rend[j] = screen.rend[i];
746 }
747 736
748 j = row1, i = count; 737 for (int row = 0; row < rows; row++)
749 count = -count; 738 ROW(row1 + row) = temp_buf [row];
750 } 739 }
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);
759 740
760 return count; 741 return count;
761} 742}
762 743
763/* ------------------------------------------------------------------------- */ 744/* ------------------------------------------------------------------------- */
764/* 745/*
765 * Add text given in <str> of length <len> to screen struct 746 * Add text given in <str> of length <len> to screen struct
766 */ 747 */
767void 748void
768rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 749rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
769{ 750{
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 */ 751 if (len <= 0) /* sanity */
777 return; 752 return;
778 753
754 unsigned char checksel;
755 unicode_t c;
756 int ncol = this->ncol;
757 const wchar_t *strend = str + len;
758
779 want_refresh = 1; 759 want_refresh = 1;
780 last_col = TermWin.ncol;
781
782 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
783 ZERO_SCROLLBACK (); 760 ZERO_SCROLLBACK ();
761
784 if (nlines > 0) 762 if (minlines > 0)
785 { 763 {
786 nlines += screen.cur.row - screen.bscroll; 764 minlines += screen.cur.row - screen.bscroll;
765 min_it (minlines, screen.cur.row - top_row);
766
787 if ((nlines > 0) 767 if (minlines > 0
788 && (screen.tscroll == 0) 768 && screen.tscroll == 0
789 && (screen.bscroll == (TermWin.nrow - 1))) 769 && screen.bscroll == nrow - 1)
790 { 770 {
791 /* _at least_ this many lines need to be scrolled */ 771 /* _at least_ this many lines need to be scrolled */
792 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 772 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
793 screen.cur.row -= nlines; 773 screen.cur.row -= minlines;
794 } 774 }
795 } 775 }
796 776
797#ifdef DEBUG_STRICT 777#ifdef DEBUG_STRICT
798 assert (screen.cur.col < last_col); 778 assert (screen.cur.col < ncol);
799 assert ((screen.cur.row < TermWin.nrow) 779 assert (screen.cur.row < nrow
800 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 780 && 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 781#endif
806 row = screen.cur.row + TermWin.saveLines; 782 int row = screen.cur.row;
807 783
808 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 784 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
809 clearsel = 0;
810 785
811 stp = screen.text[row]; 786 line_t *line = &ROW(row);
812 srp = screen.rend[row];
813 787
814 while (len--) 788 while (str < strend)
815 { 789 {
816 c = *str++; 790 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
817 791
818 if (c < 0x20) 792 if (c < 0x20)
819 switch (c) 793 if (c == C0_LF)
820 { 794 {
821 case C0_HT: 795 max_it (line->l, screen.cur.col);
822 scr_tab (1);
823 continue;
824 796
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; 797 screen.flags &= ~Screen_WrapNext;
830 798
831 if (screen.cur.row == screen.bscroll) 799 if (screen.cur.row == screen.bscroll)
832 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 800 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
833 else if (screen.cur.row < (TermWin.nrow - 1)) 801 else if (screen.cur.row < (nrow - 1))
834 row = (++screen.cur.row) + TermWin.saveLines; 802 row = ++screen.cur.row;
835 803
836 stp = screen.text[row]; /* _must_ refresh */ 804 line = &ROW(row); /* _must_ refresh */
837 srp = screen.rend[row]; /* _must_ refresh */
838 continue; 805 continue;
806 }
807 else if (c == C0_CR)
808 {
809 max_it (line->l, screen.cur.col);
839 810
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; 811 screen.flags &= ~Screen_WrapNext;
845 screen.cur.col = 0; 812 screen.cur.col = 0;
846 continue; 813 continue;
814 }
815 else if (c == C0_HT)
816 {
817 scr_tab (1, true);
818 continue;
847 } 819 }
848 820
849 if (checksel /* see if we're writing within selection */ 821 if (checksel /* see if we're writing within selection */
850 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 822 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
851 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 823 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
852 { 824 {
853 checksel = 0; 825 checksel = 0;
854 clearsel = 1; 826 /*
827 * If we wrote anywhere in the selected area, kill the selection
828 * XXX: should we kill the mark too? Possibly, but maybe that
829 * should be a similar check.
830 */
831 CLEAR_SELECTION ();
855 } 832 }
856 833
857 if (screen.flags & Screen_WrapNext) 834 if (screen.flags & Screen_WrapNext)
858 { 835 {
859 screen.tlen[row] = -1; 836 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;
864 837
865 stp = screen.text[row]; /* _must_ refresh */ 838 line->l = ncol;
866 srp = screen.rend[row]; /* _must_ refresh */ 839 line->is_longer (1);
840
867 screen.cur.col = 0; 841 row = screen.cur.row;
868 screen.flags &= ~Screen_WrapNext; 842 line = &ROW(row); /* _must_ refresh */
843 }
844
845 // some utf-8 decoders "decode" surrogate characters: let's fix this.
846 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
847 c = 0xfffd;
848
849 // rely on wcwidth to tell us the character width, do wcwidth before
850 // further replacements, as wcwidth might return -1 for the line
851 // drawing characters below as they might be invalid in the current
852 // locale.
853 int width = WCWIDTH (c);
854
855 if (charsets [screen.charset] == '0') // DEC SPECIAL
856 {
857 // vt100 special graphics and line drawing
858 // 5f-7e standard vt100
859 // 40-5e rxvt extension for extra curses acs chars
860 static uint16_t vt100_0[62] = { // 41 .. 7e
861 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
862 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
863 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
864 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
865 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
866 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
867 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
868 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
869 };
870
871 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
872 {
873 c = vt100_0[c - 0x41];
874 width = 1; // vt100 line drawing characters are always single-width
875 }
869 } 876 }
870 877
871 if (screen.flags & Screen_Insert) 878 if (screen.flags & Screen_Insert)
872 scr_insdel_chars (1, INSERT); 879 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 }
895 880
896 if (width != 0) 881 if (width != 0)
897 { 882 {
898#if !UNICODE_3 && ENABLE_COMBINING 883#if !UNICODE_3
899 // trim characters we can't store directly :( 884 // trim characters we can't store directly :(
900 if (c >= 0x10000) 885 if (c >= 0x10000)
886# if ENABLE_COMBINING
901 c = rxvt_composite.compose (c); // map to lower 16 bits 887 c = rxvt_composite.compose (c); // map to lower 16 bits
888# else
889 c = 0xfffd;
902#endif 890# endif
903 bool bold = (Options & Opt_realBold) && ((rstyle & RS_Bold) != 0); 891#endif
904 rend_t rend = SET_FONT (rstyle, 892
905 c > 0x7f || bold || c < 0x20 893 // nuke the character at this position, if required
906 ? TermWin.fontset->find_font (c, bold) 894 if (line->t[screen.cur.col] == NOCHAR
907 : TermWin.ascii_map [c - 0x20]); 895 || (screen.cur.col < ncol - 1
896 && line->t[screen.cur.col + 1] == NOCHAR))
897 {
898 int col = screen.cur.col;
899
900 // find begin
901 while (col > 0 && line->t[col] == NOCHAR)
902 col--;
903
904 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
905
906 // found begin, nuke
907 do {
908 line->t[col] = ' ';
909 line->r[col] = rend;
910 col++;
911 } while (col < ncol && line->t[col] == NOCHAR);
912 }
913
914 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
915
916 // if the character doesn't fit into the remaining columns...
917 if (screen.cur.col > ncol - width && ncol >= width)
918 {
919 // ...output spaces
920 c = ' ';
921 // and try the same character next loop iteration
922 --str;
923 }
924
925 line->touch ();
908 926
909 do 927 do
910 { 928 {
911 stp[screen.cur.col] = c; 929 line->t[screen.cur.col] = c;
912 srp[screen.cur.col] = rend; 930 line->r[screen.cur.col] = rend;
913 931
914 if (screen.cur.col < last_col - 1) 932 if (screen.cur.col < ncol - 1)
915 screen.cur.col++; 933 screen.cur.col++;
916 else 934 else
917 { 935 {
918 screen.tlen[row] = last_col; 936 line->l = ncol;
919 if (screen.flags & Screen_Autowrap) 937 if (screen.flags & Screen_Autowrap)
920 screen.flags |= Screen_WrapNext; 938 screen.flags |= Screen_WrapNext;
921 break; 939 break;
922 } 940 }
923 941
924 c = NOCHAR; 942 c = NOCHAR;
925 } 943 }
926 while (--width > 0); 944 while (--width > 0);
927 945
928 // pad with spaces when overwriting wide character with smaller one 946 // pad with spaces when overwriting wide character with smaller one
929 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 947 if (!width)
930 { 948 {
949 line->touch ();
950
951 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
952 {
931 stp[c] = ' '; 953 line->t[c] = ' ';
932 srp[c] = rend; 954 line->r[c] = rend;
955 }
933 } 956 }
934 } 957 }
935 else if (width == 0) 958 else // width == 0
936 { 959 {
937#if ENABLE_COMBINING 960#if ENABLE_COMBINING
938 // handle combining characters 961 // handle combining characters
939 // we just tag the accent on the previous on-screen character. 962 // we just tag the accent on the previous on-screen character.
940 // this is arguably not correct, but also arguably not wrong. 963 // this is arguably not correct, but also arguably not wrong.
941 // we don't handle double-width characters nicely yet. 964 // we don't handle double-width characters nicely yet.
942 965 line_t *linep;
943 text_t *tp; 966 text_t *tp;
944 rend_t *rp; 967 rend_t *rp;
945 968
946 if (screen.cur.col > 0) 969 if (screen.cur.col > 0)
947 { 970 {
971 linep = line;
948 tp = stp + screen.cur.col - 1; 972 tp = line->t + screen.cur.col - 1;
949 rp = srp + screen.cur.col - 1; 973 rp = line->r + screen.cur.col - 1;
950 } 974 }
951 else if (screen.cur.row > 0 975 else if (screen.cur.row > 0
952 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 976 && ROW(screen.cur.row - 1).is_longer ())
953 { 977 {
954 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 978 linep = &ROW(screen.cur.row - 1);
955 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 979 tp = line->t + ncol - 1;
980 rp = line->r + ncol - 1;
956 } 981 }
957 else 982 else
958 continue; 983 continue;
959 984
960 // handle double-width-chars by making them look extremely ugly 985 linep->touch ();
961 if (*tp == NOCHAR) 986
962 *tp = ' '; // hack //D //TODO //--tp, --rp; 987 while (*tp == NOCHAR && tp > linep->t)
988 tp--, rp--;
963 989
964 // first try to find a precomposed character 990 // first try to find a precomposed character
965 unicode_t n = rxvt_compose (*tp, c); 991 unicode_t n = rxvt_compose (*tp, c);
966 if (n == NOCHAR) 992 if (n == NOCHAR)
967 n = rxvt_composite.compose (*tp, c); 993 n = rxvt_composite.compose (*tp, c);
968 994
969 *tp = n; 995 *tp = n;
970 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 996 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
971#endif 997#endif
972 } 998 }
973 } 999 }
974 1000
975 if (screen.tlen[row] != -1) /* XXX: think about this */ 1001 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 1002
986#ifdef DEBUG_STRICT 1003#ifdef DEBUG_STRICT
987 assert (screen.cur.row >= 0); 1004 assert (screen.cur.row >= 0);
988#else /* drive with your eyes closed */
989 MAX_IT (screen.cur.row, 0);
990#endif 1005#endif
991} 1006}
992 1007
993/* ------------------------------------------------------------------------- */ 1008/* ------------------------------------------------------------------------- */
994/* 1009/*
995 * Process Backspace. Move back the cursor back a position, wrap if have to 1010 * Process Backspace. Move back the cursor back a position, wrap if have to
996 * XTERM_SEQ: CTRL-H 1011 * XTERM_SEQ: CTRL-H
997 */ 1012 */
998void 1013void
999rxvt_term::scr_backspace () 1014rxvt_term::scr_backspace () NOTHROW
1000{ 1015{
1001 want_refresh = 1; 1016 want_refresh = 1;
1002 1017
1003 if (screen.cur.col == 0) 1018 if (screen.cur.col == 0)
1004 { 1019 {
1005 if (screen.cur.row > 0) 1020 if (screen.cur.row > 0)
1006 { 1021 {
1007#ifdef TERMCAP_HAS_BW 1022#ifdef TERMCAP_HAS_BW
1008 screen.cur.col = TermWin.ncol - 1; 1023 screen.cur.col = ncol - 1;
1009 screen.cur.row--; 1024 screen.cur.row--;
1010 return; 1025 return;
1011#endif 1026#endif
1012
1013 } 1027 }
1014 } 1028 }
1015 else if ((screen.flags & Screen_WrapNext) == 0) 1029 else if (!(screen.flags & Screen_WrapNext))
1016 scr_gotorc (0, -1, RELATIVE); 1030 scr_gotorc (0, -1, RELATIVE);
1017 1031
1018 screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
1019} 1033}
1020 1034
… …
1023 * Process Horizontal Tab 1037 * Process Horizontal Tab
1024 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
1025 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
1026 */ 1040 */
1027void 1041void
1028rxvt_term::scr_tab (int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
1029{ 1043{
1030 int i, x; 1044 int i, x;
1031 1045
1032 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1033 want_refresh = 1; 1046 want_refresh = 1;
1034 i = x = screen.cur.col; 1047 i = x = screen.cur.col;
1035 1048
1036 if (count == 0) 1049 if (count == 0)
1037 return; 1050 return;
1038 else if (count > 0) 1051 else if (count > 0)
1039 { 1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
1040 for (; ++i < TermWin.ncol; ) 1057 for (; ++i < ncol; )
1041 if (tabs[i]) 1058 if (tabs[i])
1042 { 1059 {
1043 x = i; 1060 x = i;
1061
1044 if (!--count) 1062 if (!--count)
1045 break; 1063 break;
1046 } 1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1047 1068
1048 if (count) 1069 if (count)
1049 x = TermWin.ncol - 1; 1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
1089 }
1090 }
1050 } 1091 }
1051 else /* if (count < 0) */ 1092 else /* if (count < 0) */
1052 { 1093 {
1053 for (; --i >= 0; ) 1094 for (; --i >= 0; )
1054 if (tabs[i]) 1095 if (tabs[i])
… …
1071 * Process DEC Back Index 1112 * Process DEC Back Index
1072 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1073 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1074 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1075 */ 1116 */
1076#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1077void 1118void
1078rxvt_term::scr_backindex () 1119rxvt_term::scr_backindex () NOTHROW
1079{ 1120{
1080 if (screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1081 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1082 else 1123 else
1083 {
1084 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1085 return; /* um, yeah? */
1086 scr_insdel_chars (1, INSERT); 1124 scr_insdel_chars (1, INSERT);
1087 }
1088} 1125}
1089#endif 1126#endif
1090/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1091/* 1128/*
1092 * Process DEC Forward Index 1129 * Process DEC Forward Index
1093 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1094 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1095 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1096 */ 1133 */
1097#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1098void 1135void
1099rxvt_term::scr_forwardindex () 1136rxvt_term::scr_forwardindex () NOTHROW
1100{ 1137{
1101 int row;
1102
1103 if (screen.cur.col < TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1104 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1105 else 1140 else
1106 { 1141 {
1107 row = screen.cur.row + TermWin.saveLines; 1142 line_t &l = ROW(screen.cur.row);
1108 if (screen.tlen[row] == 0) 1143
1109 return; /* um, yeah? */ 1144 l.touch ();
1110 else if (screen.tlen[row] == -1) 1145 l.is_longer (0);
1111 screen.tlen[row] = TermWin.ncol; 1146
1112 scr_gotorc (0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1113 scr_insdel_chars (1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1114 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1115 } 1150 }
1116} 1151}
1117#endif 1152#endif
1118 1153
1119/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1120/* 1155/*
1121 * Goto Row/Column 1156 * Goto Row/Column
1122 */ 1157 */
1123void 1158void
1124rxvt_term::scr_gotorc (int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1125{ 1160{
1126 want_refresh = 1; 1161 want_refresh = 1;
1127 ZERO_SCROLLBACK (); 1162 ZERO_SCROLLBACK ();
1128 1163
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; 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1132 MAX_IT (screen.cur.col, 0); 1165 clamp_it (screen.cur.col, 0, ncol - 1);
1133 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1134 1166
1135 screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1136 if (relative & R_RELATIVE) 1169 if (relative & R_RELATIVE)
1137 { 1170 {
1138 if (row > 0) 1171 if (row > 0)
1139 { 1172 {
1140 if (screen.cur.row <= screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
… …
1153 } 1186 }
1154 } 1187 }
1155 else 1188 else
1156 { 1189 {
1157 if (screen.flags & Screen_Relative) 1190 if (screen.flags & Screen_Relative)
1191 {
1158 { /* relative origin mode */ 1192 /* relative origin mode */
1159 screen.cur.row = row + screen.tscroll; 1193 screen.cur.row = row + screen.tscroll;
1160 MIN_IT (screen.cur.row, screen.bscroll); 1194 min_it (screen.cur.row, screen.bscroll);
1161 } 1195 }
1162 else 1196 else
1163 screen.cur.row = row; 1197 screen.cur.row = row;
1164 } 1198 }
1165 MAX_IT (screen.cur.row, 0);
1166 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1167 1199
1168 while (screen.cur.col > 0 1200 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} 1201}
1172 1202
1173/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1174/* 1204/*
1175 * direction should be UP or DN 1205 * direction should be UP or DN
1176 */ 1206 */
1177void 1207void
1178rxvt_term::scr_index (enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1179{ 1209{
1180 int dirn; 1210 int dirn;
1181 1211
1182 want_refresh = 1; 1212 want_refresh = 1;
1213 ZERO_SCROLLBACK ();
1214
1183 dirn = ((direction == UP) ? 1 : -1); 1215 dirn = ((direction == UP) ? 1 : -1);
1184 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1185
1186 ZERO_SCROLLBACK ();
1187 1216
1188 screen.flags &= ~Screen_WrapNext; 1217 screen.flags &= ~Screen_WrapNext;
1218
1189 if ((screen.cur.row == screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1190 || (screen.cur.row == screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1191 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1192 else 1222 else
1193 screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1194 MAX_IT (screen.cur.row, 0); 1224
1195 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1196 selection_check (0); 1226 selection_check (0);
1197} 1227}
1198 1228
1199/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1200/* 1230/*
… …
1202 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1203 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1204 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1205 */ 1235 */
1206void 1236void
1207rxvt_term::scr_erase_line (int mode) 1237rxvt_term::scr_erase_line (int mode) NOTHROW
1208{ 1238{
1209 unsigned int row, col, num; 1239 unsigned int col, num;
1210 1240
1211 want_refresh = 1; 1241 want_refresh = 1;
1212 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1213 ZERO_SCROLLBACK (); 1242 ZERO_SCROLLBACK ();
1214 1243
1215 selection_check (1); 1244 selection_check (1);
1216 1245
1217 screen.flags &= ~Screen_WrapNext; 1246 line_t &line = ROW(screen.cur.row);
1218 1247
1219 row = TermWin.saveLines + screen.cur.row; 1248 line.touch ();
1249 line.is_longer (0);
1250
1220 switch (mode) 1251 switch (mode)
1221 { 1252 {
1222 case 0: /* erase to end of line */ 1253 case 0: /* erase to end of line */
1223 col = screen.cur.col; 1254 col = screen.cur.col;
1224 num = TermWin.ncol - col; 1255 num = ncol - col;
1225 MIN_IT (screen.tlen[row], (int16_t)col); 1256 min_it (line.l, col);
1226 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1257 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1227 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1258 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1228 CLEAR_SELECTION (); 1259 CLEAR_SELECTION ();
1229 break; 1260 break;
1230 case 1: /* erase to beginning of line */ 1261 case 1: /* erase to beginning of line */
… …
1234 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1265 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1235 CLEAR_SELECTION (); 1266 CLEAR_SELECTION ();
1236 break; 1267 break;
1237 case 2: /* erase whole line */ 1268 case 2: /* erase whole line */
1238 col = 0; 1269 col = 0;
1239 num = TermWin.ncol; 1270 num = ncol;
1240 screen.tlen[row] = 0; 1271 line.l = 0;
1241 if (selection.beg.row <= screen.cur.row 1272 if (selection.beg.row <= screen.cur.row
1242 && selection.end.row >= screen.cur.row) 1273 && selection.end.row >= screen.cur.row)
1243 CLEAR_SELECTION (); 1274 CLEAR_SELECTION ();
1244 break; 1275 break;
1245 default: 1276 default:
1246 return; 1277 return;
1247 } 1278 }
1248 1279
1249 if (screen.text[row]) 1280 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} 1281}
1254 1282
1255/* ------------------------------------------------------------------------- */ 1283/* ------------------------------------------------------------------------- */
1256/* 1284/*
1257 * Erase part of whole of the screen 1285 * Erase part of whole of the screen
1258 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1286 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1259 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1287 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1260 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1288 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1261 */ 1289 */
1262void 1290void
1263rxvt_term::scr_erase_screen (int mode) 1291rxvt_term::scr_erase_screen (int mode) NOTHROW
1264{ 1292{
1265 int num; 1293 int num;
1266 int32_t row, row_offset; 1294 int32_t row;
1267 rend_t ren; 1295 rend_t ren;
1268 XGCValues gcvalue; 1296 XGCValues gcvalue;
1269 1297
1270 want_refresh = 1; 1298 want_refresh = 1;
1271 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1272 ZERO_SCROLLBACK (); 1299 ZERO_SCROLLBACK ();
1273 row_offset = (int32_t)TermWin.saveLines;
1274 1300
1275 switch (mode) 1301 switch (mode)
1276 { 1302 {
1277 case 0: /* erase to end of screen */ 1303 case 0: /* erase to end of screen */
1278 selection_check (1); 1304 selection_check (1);
1279 scr_erase_line (0); 1305 scr_erase_line (0);
1280 row = screen.cur.row + 1; /* possible OOB */ 1306 row = screen.cur.row + 1; /* possible OOB */
1281 num = TermWin.nrow - row; 1307 num = nrow - row;
1282 break; 1308 break;
1283 case 1: /* erase to beginning of screen */ 1309 case 1: /* erase to beginning of screen */
1284 selection_check (3); 1310 selection_check (3);
1285 scr_erase_line (1); 1311 scr_erase_line (1);
1286 row = 0; 1312 row = 0;
1287 num = screen.cur.row; 1313 num = screen.cur.row;
1288 break; 1314 break;
1289 case 2: /* erase whole screen */ 1315 case 2: /* erase whole screen */
1290 selection_check (3); 1316 selection_check (3);
1291 row = 0; 1317 row = 0;
1292 num = TermWin.nrow; 1318 num = nrow;
1293 break; 1319 break;
1294 default: 1320 default:
1295 return; 1321 return;
1296 } 1322 }
1297 1323
… …
1299 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1325 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1300 || (selection.end.row >= row 1326 || (selection.end.row >= row
1301 && selection.end.row <= row + num))) 1327 && selection.end.row <= row + num)))
1302 CLEAR_SELECTION (); 1328 CLEAR_SELECTION ();
1303 1329
1304 if (row >= TermWin.nrow) /* Out Of Bounds */ 1330 if (row >= nrow) /* Out Of Bounds */
1305 return; 1331 return;
1306 1332
1307 MIN_IT (num, (TermWin.nrow - row)); 1333 min_it (num, nrow - row);
1308 1334
1309 if (rstyle & (RS_RVid | RS_Uline)) 1335 if (rstyle & (RS_RVid | RS_Uline))
1310 ren = (rend_t) ~RS_None; 1336 ren = (rend_t) ~RS_None;
1311 else if (GET_BASEBG (rstyle) == Color_bg) 1337 else if (GET_BASEBG (rstyle) == Color_bg)
1312 { 1338 {
1313 ren = DEFAULT_RSTYLE; 1339 ren = DEFAULT_RSTYLE;
1314 CLEAR_ROWS (row, num); 1340 CLEAR_ROWS (row, num);
1315 } 1341 }
1316 else 1342 else
1317 { 1343 {
1318 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1344 ren = rstyle & (RS_fgMask | RS_bgMask);
1319 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1345 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1320 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1346 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1321 ERASE_ROWS (row, num); 1347 ERASE_ROWS (row, num);
1322 gcvalue.foreground = PixColors[Color_fg]; 1348 gcvalue.foreground = pix_colors[Color_fg];
1323 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1349 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1324 } 1350 }
1325 1351
1326 for (; num--; row++) 1352 for (; num--; row++)
1327 { 1353 {
1328 scr_blank_screen_mem (screen.text, screen.rend, 1354 scr_blank_screen_mem (ROW(row), rstyle);
1329 (unsigned int) (row + row_offset), rstyle); 1355 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 } 1356 }
1334} 1357}
1358
1359#if !ENABLE_MINIMAL
1360void
1361rxvt_term::scr_erase_savelines () NOTHROW
1362{
1363 want_refresh = 1;
1364 ZERO_SCROLLBACK ();
1365
1366 top_row = 0;
1367}
1368#endif
1335 1369
1336/* ------------------------------------------------------------------------- */ 1370/* ------------------------------------------------------------------------- */
1337/* 1371/*
1338 * Fill the screen with `E's 1372 * Fill the screen with `E's
1339 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1373 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1340 */ 1374 */
1341void 1375void
1342rxvt_term::scr_E () 1376rxvt_term::scr_E () NOTHROW
1343{ 1377{
1344 int i, j, k; 1378 rend_t fs;
1345 rend_t *r1, fs;
1346 1379
1347 want_refresh = 1; 1380 want_refresh = 1;
1381 ZERO_SCROLLBACK ();
1382
1348 num_scr_allow = 0; 1383 num_scr_allow = 0;
1349 ZERO_SCROLLBACK ();
1350 selection_check (3); 1384 selection_check (3);
1351 1385
1352 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1386 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1353 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1387 for (int row = nrow; row--; )
1354 { 1388 {
1355 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1389 line_t &line = ROW(row);
1390
1356 fill_text (screen.text[k], 'E', TermWin.ncol); 1391 fill_text (line.t, 'E', ncol);
1357 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1392 rend_t *r1 = line.r;
1393
1394 for (int j = ncol; j--; )
1358 *r1++ = fs; 1395 *r1++ = fs;
1396
1397 line.is_longer (0);
1398 line.touch (ncol);
1359 } 1399 }
1360} 1400}
1361 1401
1362/* ------------------------------------------------------------------------- */ 1402/* ------------------------------------------------------------------------- */
1363/* 1403/*
1364 * Insert/Delete <count> lines 1404 * Insert/Delete <count> lines
1365 */ 1405 */
1366void 1406void
1367rxvt_term::scr_insdel_lines (int count, int insdel) 1407rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1368{ 1408{
1369 int end; 1409 int end;
1370 1410
1371 ZERO_SCROLLBACK (); 1411 ZERO_SCROLLBACK ();
1372 1412
… …
1381 if (insdel == DELETE) 1421 if (insdel == DELETE)
1382 return; 1422 return;
1383 else if (insdel == INSERT) 1423 else if (insdel == INSERT)
1384 count = end; 1424 count = end;
1385 } 1425 }
1386 screen.flags &= ~Screen_WrapNext;
1387 1426
1427 scr_do_wrap ();
1428
1388 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1429 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1389} 1430}
1390 1431
1391/* ------------------------------------------------------------------------- */ 1432/* ------------------------------------------------------------------------- */
1392/* 1433/*
1393 * Insert/Delete <count> characters from the current position 1434 * Insert/Delete <count> characters from the current position
1394 */ 1435 */
1395void 1436void
1396rxvt_term::scr_insdel_chars (int count, int insdel) 1437rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1397{ 1438{
1398 int col, row; 1439 int col, row;
1399 rend_t tr; 1440 rend_t tr;
1400 text_t *stp;
1401 rend_t *srp;
1402 int16_t *slp;
1403 1441
1404 want_refresh = 1; 1442 want_refresh = 1;
1405 ZERO_SCROLLBACK (); 1443 ZERO_SCROLLBACK ();
1406 1444
1407 if (count <= 0) 1445 if (count <= 0)
1408 return; 1446 return;
1409 1447
1448 scr_do_wrap ();
1449
1410 selection_check (1); 1450 selection_check (1);
1411 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1451 min_it (count, ncol - screen.cur.col);
1412 1452
1413 row = screen.cur.row + TermWin.saveLines;
1414 screen.flags &= ~Screen_WrapNext;
1415
1416 stp = screen.text[row];
1417 srp = screen.rend[row]; 1453 row = screen.cur.row;
1418 slp = & (screen.tlen[row]); 1454
1455 line_t *line = &ROW(row);
1456
1457 line->touch ();
1458 line->is_longer (0);
1419 1459
1420 switch (insdel) 1460 switch (insdel)
1421 { 1461 {
1422 case INSERT: 1462 case INSERT:
1423 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1463 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1424 col--)
1425 { 1464 {
1426 stp[col] = stp[col - count]; 1465 line->t[col] = line->t[col - count];
1427 srp[col] = srp[col - count]; 1466 line->r[col] = line->r[col - count];
1428 } 1467 }
1429 1468
1430 if (*slp != -1) 1469 line->l = min (line->l + count, ncol);
1431 {
1432 *slp += count;
1433 MIN_IT (*slp, TermWin.ncol);
1434 }
1435 1470
1436 if (selection.op && current_screen == selection.screen 1471 if (selection.op && current_screen == selection.screen
1437 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1472 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1438 { 1473 {
1439 if (selection.end.row != screen.cur.row 1474 if (selection.end.row != screen.cur.row
1440 || (selection.end.col + count >= TermWin.ncol)) 1475 || (selection.end.col + count >= ncol))
1441 CLEAR_SELECTION (); 1476 CLEAR_SELECTION ();
1442 else 1477 else
1478 {
1443 { /* shift selection */ 1479 /* shift selection */
1444 selection.beg.col += count; 1480 selection.beg.col += count;
1445 selection.mark.col += count; /* XXX: yes? */ 1481 selection.mark.col += count; /* XXX: yes? */
1446 selection.end.col += count; 1482 selection.end.col += count;
1447 } 1483 }
1448 } 1484 }
1449 1485
1450 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1486 scr_blank_line (*line, screen.cur.col, count, rstyle);
1451 (unsigned int)count, rstyle);
1452 break; 1487 break;
1453 1488
1454 case ERASE: 1489 case ERASE:
1455 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1490 screen.cur.col += count; /* don't worry if > ncol */
1456 selection_check (1); 1491 selection_check (1);
1457 screen.cur.col -= count; 1492 screen.cur.col -= count;
1458 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1493
1459 (unsigned int)count, rstyle); 1494 line->l = max (line->l - count, 0);
1495 scr_blank_line (*line, screen.cur.col, count, rstyle);
1460 break; 1496 break;
1461 1497
1462 case DELETE: 1498 case DELETE:
1463 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1499 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1464 1500
1465 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1501 for (col = screen.cur.col; (col + count) < ncol; col++)
1466 { 1502 {
1467 stp[col] = stp[col + count]; 1503 line->t[col] = line->t[col + count];
1468 srp[col] = srp[col + count]; 1504 line->r[col] = line->r[col + count];
1469 } 1505 }
1470 1506
1471 scr_blank_line (& (stp[TermWin.ncol - count]), 1507 line->l = max (line->l - count, 0);
1472 & (srp[TermWin.ncol - count]), 1508 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 1509
1481 if (selection.op && current_screen == selection.screen 1510 if (selection.op && current_screen == selection.screen
1482 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1511 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1483 { 1512 {
1484 if (selection.end.row != screen.cur.row 1513 if (selection.end.row != screen.cur.row
1485 || (screen.cur.col >= selection.beg.col - count) 1514 || (screen.cur.col >= selection.beg.col - count)
1486 || selection.end.col >= TermWin.ncol) 1515 || selection.end.col >= ncol)
1487 CLEAR_SELECTION (); 1516 CLEAR_SELECTION ();
1488 else 1517 else
1489 { 1518 {
1490 /* shift selection */ 1519 /* shift selection */
1491 selection.beg.col -= count; 1520 selection.beg.col -= count;
1492 selection.mark.col -= count; /* XXX: yes? */ 1521 selection.mark.col -= count; /* XXX: yes? */
1493 selection.end.col -= count; 1522 selection.end.col -= count;
1494 } 1523 }
1495 } 1524 }
1496 1525
1497 break; 1526 break;
1498 } 1527 }
… …
1502/* 1531/*
1503 * Set the scrolling region 1532 * Set the scrolling region
1504 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1533 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1505 */ 1534 */
1506void 1535void
1507rxvt_term::scr_scroll_region (int top, int bot) 1536rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1508{ 1537{
1509 MAX_IT (top, 0); 1538 max_it (top, 0);
1510 MIN_IT (bot, (int)TermWin.nrow - 1); 1539 min_it (bot, nrow - 1);
1511 1540
1512 if (top > bot) 1541 if (top > bot)
1513 return; 1542 return;
1514 1543
1515 screen.tscroll = top; 1544 screen.tscroll = top;
… …
1522 * Make the cursor visible/invisible 1551 * Make the cursor visible/invisible
1523 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1552 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1524 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1553 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1525 */ 1554 */
1526void 1555void
1527rxvt_term::scr_cursor_visible (int mode) 1556rxvt_term::scr_cursor_visible (int mode) NOTHROW
1528{ 1557{
1529 want_refresh = 1; 1558 want_refresh = 1;
1530 1559
1531 if (mode) 1560 if (mode)
1532 screen.flags |= Screen_VisibleCursor; 1561 screen.flags |= Screen_VisibleCursor;
… …
1539 * Set/unset automatic wrapping 1568 * Set/unset automatic wrapping
1540 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1569 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1541 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1570 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1542 */ 1571 */
1543void 1572void
1544rxvt_term::scr_autowrap (int mode) 1573rxvt_term::scr_autowrap (int mode) NOTHROW
1545{ 1574{
1546 if (mode) 1575 if (mode)
1547 screen.flags |= Screen_Autowrap; 1576 screen.flags |= Screen_Autowrap;
1548 else 1577 else
1549 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1578 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1550} 1579}
1551 1580
1552/* ------------------------------------------------------------------------- */ 1581/* ------------------------------------------------------------------------- */
1553/* 1582/*
1554 * Set/unset margin origin mode 1583 * Set/unset margin origin mode
… …
1558 * and the cursor cannot be moved outside. 1587 * and the cursor cannot be moved outside.
1559 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1588 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1560 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1589 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1561 */ 1590 */
1562void 1591void
1563rxvt_term::scr_relative_origin (int mode) 1592rxvt_term::scr_relative_origin (int mode) NOTHROW
1564{ 1593{
1565 if (mode) 1594 if (mode)
1566 screen.flags |= Screen_Relative; 1595 screen.flags |= Screen_Relative;
1567 else 1596 else
1568 screen.flags &= ~Screen_Relative; 1597 screen.flags &= ~Screen_Relative;
1598
1569 scr_gotorc (0, 0, 0); 1599 scr_gotorc (0, 0, 0);
1570} 1600}
1571 1601
1572/* ------------------------------------------------------------------------- */ 1602/* ------------------------------------------------------------------------- */
1573/* 1603/*
1574 * Set insert/replace mode 1604 * Set insert/replace mode
1575 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1605 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1576 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1606 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1577 */ 1607 */
1578void 1608void
1579rxvt_term::scr_insert_mode (int mode) 1609rxvt_term::scr_insert_mode (int mode) NOTHROW
1580{ 1610{
1581 if (mode) 1611 if (mode)
1582 screen.flags |= Screen_Insert; 1612 screen.flags |= Screen_Insert;
1583 else 1613 else
1584 screen.flags &= ~Screen_Insert; 1614 screen.flags &= ~Screen_Insert;
… …
1590 * XTERM_SEQ: Set tab at current column : ESC H 1620 * XTERM_SEQ: Set tab at current column : ESC H
1591 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1621 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1592 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1622 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1593 */ 1623 */
1594void 1624void
1595rxvt_term::scr_set_tab (int mode) 1625rxvt_term::scr_set_tab (int mode) NOTHROW
1596{ 1626{
1597 if (mode < 0) 1627 if (mode < 0)
1598 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1628 memset (tabs, 0, ncol);
1599 else if (screen.cur.col < TermWin.ncol) 1629 else if (screen.cur.col < ncol)
1600 tabs[screen.cur.col] = (mode ? 1 : 0); 1630 tabs [screen.cur.col] = !!mode;
1601} 1631}
1602 1632
1603/* ------------------------------------------------------------------------- */ 1633/* ------------------------------------------------------------------------- */
1604/* 1634/*
1605 * Set reverse/normal video 1635 * Set reverse/normal video
1606 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1636 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1607 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1637 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1608 */ 1638 */
1609void 1639void
1610rxvt_term::scr_rvideo_mode (int mode) 1640rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1611{ 1641{
1612 XGCValues gcvalue; 1642 rvideo_mode = on;
1613 1643
1644#ifndef NO_BELL
1645 on ^= rvideo_bell;
1646#endif
1647
1614 if (rvideo != mode) 1648 if (rvideo_state != on)
1615 { 1649 {
1616 rvideo = mode; 1650 rvideo_state = on;
1617 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1651
1618#if defined(XPM_BACKGROUND) 1652 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1653#ifdef HAVE_BG_PIXMAP
1619 if (bgPixmap.pixmap == None) 1654 if (bgPixmap.pixmap == None)
1620#endif 1655#endif
1621#if defined(TRANSPARENT) 1656 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 1657
1658 XGCValues gcvalue;
1627 gcvalue.foreground = PixColors[Color_fg]; 1659 gcvalue.foreground = pix_colors[Color_fg];
1628 gcvalue.background = PixColors[Color_bg]; 1660 gcvalue.background = pix_colors[Color_bg];
1629 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1661 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1630 &gcvalue); 1662
1631 scr_clear (); 1663 scr_clear ();
1632 scr_touch (true); 1664 scr_touch (true);
1633 } 1665 }
1634} 1666}
1635 1667
… …
1637/* 1669/*
1638 * Report current cursor position 1670 * Report current cursor position
1639 * XTERM_SEQ: Report position: ESC [ 6 n 1671 * XTERM_SEQ: Report position: ESC [ 6 n
1640 */ 1672 */
1641void 1673void
1642rxvt_term::scr_report_position () 1674rxvt_term::scr_report_position () NOTHROW
1643{ 1675{
1644 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1676 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1645} 1677}
1646 1678
1647/* ------------------------------------------------------------------------- * 1679/* ------------------------------------------------------------------------- *
… …
1650 1682
1651/* 1683/*
1652 * Set font style 1684 * Set font style
1653 */ 1685 */
1654void 1686void
1655rxvt_term::set_font_style () 1687rxvt_term::set_font_style () NOTHROW
1656{ 1688{
1689#if 0
1657 switch (charsets[screen.charset]) 1690 switch (charsets [screen.charset])
1658 { 1691 {
1659 case '0': /* DEC Special Character & Line Drawing Set */ 1692 case '0': /* DEC Special Character & Line Drawing Set */
1660 break; 1693 break;
1661 case 'A': /* United Kingdom (UK) */ 1694 case 'A': /* United Kingdom (UK) */
1662 break; 1695 break;
… …
1669 case 'C': /* Finnish character set */ 1702 case 'C': /* Finnish character set */
1670 break; 1703 break;
1671 case 'K': /* German character set */ 1704 case 'K': /* German character set */
1672 break; 1705 break;
1673 } 1706 }
1707#endif
1674} 1708}
1675 1709
1676/* ------------------------------------------------------------------------- */ 1710/* ------------------------------------------------------------------------- */
1677/* 1711/*
1678 * Choose a font 1712 * Choose a font
… …
1680 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1714 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1681 * XTERM_SEQ: Invoke G2 character set: ESC N 1715 * XTERM_SEQ: Invoke G2 character set: ESC N
1682 * XTERM_SEQ: Invoke G3 character set: ESC O 1716 * XTERM_SEQ: Invoke G3 character set: ESC O
1683 */ 1717 */
1684void 1718void
1685rxvt_term::scr_charset_choose (int set) 1719rxvt_term::scr_charset_choose (int set) NOTHROW
1686 { 1720{
1687 screen.charset = set; 1721 screen.charset = set;
1688 set_font_style (); 1722 set_font_style ();
1689 } 1723}
1690 1724
1691/* ------------------------------------------------------------------------- */ 1725/* ------------------------------------------------------------------------- */
1692/* 1726/*
1693 * Set a font 1727 * Set a font
1694 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1728 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1696 * XTERM_SEQ: Set G2 character set: ESC * <C> 1730 * XTERM_SEQ: Set G2 character set: ESC * <C>
1697 * XTERM_SEQ: Set G3 character set: ESC + <C> 1731 * XTERM_SEQ: Set G3 character set: ESC + <C>
1698 * See set_font_style for possible values for <C> 1732 * See set_font_style for possible values for <C>
1699 */ 1733 */
1700void 1734void
1701rxvt_term::scr_charset_set (int set, unsigned int ch) 1735rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1702 { 1736{
1703 charsets[set] = (unsigned char)ch; 1737 charsets[set] = (unsigned char)ch;
1704 set_font_style (); 1738 set_font_style ();
1705 } 1739}
1706 1740
1707 1741
1708/* ------------------------------------------------------------------------- * 1742/* ------------------------------------------------------------------------- *
1709 * MAJOR SCREEN MANIPULATION * 1743 * MAJOR SCREEN MANIPULATION *
1710 * ------------------------------------------------------------------------- */ 1744 * ------------------------------------------------------------------------- */
1711 1745
1712/* 1746/*
1713 * refresh matching text. 1747 * refresh matching text.
1714 */ 1748 */
1715bool 1749bool
1716rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1750rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1717{ 1751{
1718 bool found = false; 1752 bool found = false;
1719 1753
1720 for (int i = 0; i < TermWin.nrow; i++) 1754 for (int i = 0; i < nrow; i++)
1721 { 1755 {
1722 int col = 0;
1723 rend_t *drp = drawn_rend [i]; 1756 rend_t *drp = drawn_buf[i].r;
1724 1757
1725 for (; col < TermWin.ncol; col++, drp++) 1758 for (int col = 0; col < ncol; col++, drp++)
1726 if ((*drp & mask) == value) 1759 if ((*drp & mask) == value)
1727 { 1760 {
1728 found = true; 1761 found = true;
1729 *drp = ~value; 1762 *drp = ~value;
1730 } 1763 }
… …
1741 PART_END, 1774 PART_END,
1742 RC_COUNT 1775 RC_COUNT
1743}; 1776};
1744 1777
1745void 1778void
1746rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1779rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1747{ 1780{
1748 int i; 1781 int i;
1749 row_col_t rc[RC_COUNT]; 1782 row_col_t rc[RC_COUNT];
1750 1783
1751 if (drawn_text == NULL) /* sanity check */ 1784 if (!drawn_buf) /* sanity check */
1752 return; 1785 return;
1753 1786
1754#ifndef NO_SLOW_LINK_SUPPORT 1787#ifndef NO_SLOW_LINK_SUPPORT
1755 if (refresh_type == FAST_REFRESH && !display->is_local) 1788 if (refresh_type == FAST_REFRESH && !display->is_local)
1756 { 1789 {
1757 y = 0; 1790 y = 0;
1758 height = TermWin.height; 1791 eheight = height;
1759 } 1792 }
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 1793#endif
1768 1794
1769 /* round down */ 1795 /* round down */
1770 rc[PART_BEG].col = Pixel2Col (x); 1796 rc[PART_BEG].col = Pixel2Col (x);
1771 rc[PART_BEG].row = Pixel2Row (y); 1797 rc[PART_BEG].row = Pixel2Row (y);
1772 /* round up */ 1798 /* round up */
1773 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1799 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1774 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1800 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1775 1801
1776 /* sanity checks */ 1802 /* sanity checks */
1777 for (i = PART_BEG; i < RC_COUNT; i++) 1803 for (i = PART_BEG; i < RC_COUNT; i++)
1778 { 1804 {
1779 MIN_IT (rc[i].col, TermWin.ncol - 1); 1805 min_it (rc[i].col, ncol - 1);
1780 MIN_IT (rc[i].row, TermWin.nrow - 1); 1806 min_it (rc[i].row, nrow - 1);
1781 } 1807 }
1782 1808// 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++) 1809 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); 1810 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1811
1812 num_scr_allow = 0;
1787 1813
1788 if (refresh) 1814 if (refresh)
1789 scr_refresh (SLOW_REFRESH); 1815 scr_refresh ();
1790} 1816}
1791 1817
1792/* ------------------------------------------------------------------------- */ 1818/* ------------------------------------------------------------------------- */
1793/* 1819/*
1794 * Refresh the entire screen 1820 * Refresh the entire screen
1795 */ 1821 */
1796void 1822void
1797rxvt_term::scr_touch (bool refresh) 1823rxvt_term::scr_touch (bool refresh) NOTHROW
1798{ 1824{
1799 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1825 scr_expose (0, 0, width, height, refresh);
1800} 1826}
1801 1827
1802/* ------------------------------------------------------------------------- */ 1828/* ------------------------------------------------------------------------- */
1803/* 1829/*
1804 * Move the display so that the line represented by scrollbar value Y is at 1830 * Move the display so that the line represented by scrollbar value Y is at
1805 * the top of the screen 1831 * the top of the screen
1806 */ 1832 */
1807int 1833void
1808rxvt_term::scr_move_to (int y, int len) 1834rxvt_term::scr_move_to (int y, int len) NOTHROW
1809{ 1835{
1810 long p = 0; 1836 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} 1837}
1825 1838
1826/* ------------------------------------------------------------------------- */ 1839/* ------------------------------------------------------------------------- */
1827/* 1840/*
1828 * Page the screen up/down nlines 1841 * Page the screen up/down nlines
1829 * direction should be UP or DN 1842 * direction should be UP or DN
1830 */ 1843 */
1831int 1844bool
1832rxvt_term::scr_page (enum page_dirn direction, int nlines) 1845rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1833{ 1846{
1834 int n; 1847 int new_view_start =
1835 uint16_t oldviewstart; 1848 direction == UP ? view_start - nlines
1849 : view_start + nlines;
1836 1850
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); 1851 return scr_changeview (new_view_start);
1853} 1852}
1854 1853
1855int 1854bool
1856rxvt_term::scr_changeview (uint16_t oldviewstart) 1855rxvt_term::scr_changeview (int new_view_start) NOTHROW
1857{ 1856{
1857 clamp_it (new_view_start, top_row, 0);
1858
1858 if (TermWin.view_start != oldviewstart) 1859 if (new_view_start == view_start)
1859 { 1860 return false;
1861
1862 num_scr += new_view_start - view_start;
1863 view_start = new_view_start;
1860 want_refresh = 1; 1864 want_refresh = 1;
1861 num_scr -= (TermWin.view_start - oldviewstart);
1862 }
1863 1865
1864 return (int) (TermWin.view_start - oldviewstart); 1866 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1865}
1866 1867
1867/* ------------------------------------------------------------------------- */ 1868 return true;
1868void 1869}
1869rxvt_term::scr_bell () 1870
1870{
1871#ifndef NO_BELL 1871#ifndef NO_BELL
1872void
1873rxvt_term::bell_cb (ev::timer &w, int revents)
1874{
1875 rvideo_bell = false;
1876 scr_rvideo_mode (rvideo_mode);
1877}
1878#endif
1879
1880/* ------------------------------------------------------------------------- */
1881void
1882rxvt_term::scr_bell () NOTHROW
1883{
1884#ifndef NO_BELL
1885
1872# ifndef NO_MAPALERT 1886# ifndef NO_MAPALERT
1873# ifdef MAPALERT_OPTION 1887# ifdef MAPALERT_OPTION
1874 if (Options & Opt_mapAlert) 1888 if (option (Opt_mapAlert))
1875# endif 1889# endif
1876 XMapWindow (display->display, TermWin.parent[0]); 1890 XMapWindow (dpy, parent[0]);
1877# endif 1891# endif
1892
1893# if ENABLE_FRILLS
1894 if (option (Opt_urgentOnBell))
1895 {
1896 if (XWMHints *h = XGetWMHints(dpy, parent[0]))
1897 {
1898 h->flags |= XUrgencyHint;
1899 XSetWMHints (dpy, parent[0], h);
1900 }
1901 }
1902# endif
1903
1878 if (Options & Opt_visualBell) 1904 if (option (Opt_visualBell))
1879 { 1905 {
1880 scr_rvideo_mode (!rvideo); /* refresh also done */ 1906 rvideo_bell = true;
1881 scr_rvideo_mode (!rvideo); /* refresh also done */ 1907 scr_rvideo_mode (rvideo_mode);
1908 display->flush ();
1909
1910 bell_ev.start (VISUAL_BELL_DURATION);
1882 } 1911 }
1883 else 1912 else
1884 XBell (display->display, 0); 1913 XBell (dpy, 0);
1885#endif 1914#endif
1886} 1915}
1887 1916
1888/* ------------------------------------------------------------------------- */ 1917/* ------------------------------------------------------------------------- */
1889/* ARGSUSED */ 1918/* ARGSUSED */
1890void 1919void
1891rxvt_term::scr_printscreen (int fullhist) 1920rxvt_term::scr_printscreen (int fullhist) NOTHROW
1892{ 1921{
1893#ifdef PRINTPIPE 1922#ifdef PRINTPIPE
1894 int i, r1, nrows, row_offset; 1923 int nrows, row_start;
1895 text_t *t; 1924 FILE *fd;
1896 FILE *fd;
1897 1925
1898 if ((fd = popen_printer ()) == NULL) 1926 if ((fd = popen_printer ()) == NULL)
1899 return; 1927 return;
1900 nrows = TermWin.nrow; 1928
1901 row_offset = TermWin.saveLines;
1902 if (!fullhist) 1929 if (fullhist)
1903 row_offset -= TermWin.view_start; 1930 {
1931 nrows = nrow - top_row;
1932 row_start = top_row;
1933 }
1904 else 1934 else
1905 { 1935 {
1906 nrows += TermWin.nscrolled; 1936 nrows = nrow;
1907 row_offset -= TermWin.nscrolled; 1937 row_start = view_start;
1908 } 1938 }
1909 1939
1940 wctomb (0, 0);
1941
1910 for (r1 = 0; r1 < nrows; r1++) 1942 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 } 1943 {
1944 text_t *tp = ROW(r1).t;
1945 int len = ROW(r1).l;
1946
1947 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1948 {
1949 char mb[MB_LEN_MAX];
1950 text_t t = *tp++;
1951 if (t == NOCHAR)
1952 continue;
1953
1954 len = wctomb (mb, t);
1955
1956 if (len <= 0)
1957 {
1958 mb[0] = ' ';
1959 len = 1;
1960 }
1961
1962 fwrite (mb, 1, len, fd);
1963 }
1964
1965 fputc ('\n', fd);
1966 }
1967
1918 pclose_printer (fd); 1968 pclose_printer (fd);
1919#endif 1969#endif
1920} 1970}
1921 1971
1922/* ------------------------------------------------------------------------- */ 1972/* ------------------------------------------------------------------------- */
1923/* 1973/*
1924 * Refresh the screen 1974 * Refresh the screen
1925 * drawn_text/drawn_rend contain the screen information before the update. 1975 * drawn_text/drawn_rend contain the screen information before the update.
1926 * screen.text/screen.rend contain what the screen will change to. 1976 * screen.text/screen.rend contain what the screen will change to.
1927 */ 1977 */
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 1978void
1939rxvt_term::scr_refresh (unsigned char refresh_type) 1979rxvt_term::scr_refresh () NOTHROW
1940{ 1980{
1941 unsigned char must_clear, /* use draw_string not draw_image_string */ 1981 unsigned char have_bg,
1942 rvid, /* reverse video this position */
1943 showcursor; /* show the cursor */ 1982 showcursor; /* show the cursor */
1944 int16_t col, row, /* column/row we're processing */ 1983 int16_t col, row, /* column/row we're processing */
1945 ocrow; /* old cursor row */ 1984 ocrow; /* old cursor row */
1946 int i, /* tmp */ 1985 int i; /* tmp */
1947 row_offset; /* basic offset in screen structure */
1948#ifndef NO_CURSORCOLOR 1986#ifndef NO_CURSORCOLOR
1949 rend_t cc1; /* store colours at cursor position (s) */ 1987 rend_t cc1; /* store colours at cursor position (s) */
1950#endif 1988#endif
1951 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1989 rend_t *crp; // cursor rendition pointer
1952 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 1990 rend_t ccol1, /* Cursor colour */
1991 ccol2; /* Cursor colour2 */
1953 1992
1993 want_refresh = 0; /* screen is current */
1994
1954 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1995 if (refresh_type == NO_REFRESH || !mapped)
1955 return; 1996 return;
1956 1997
1957 /* 1998 /*
1958 * A: set up vars 1999 * A: set up vars
1959 */ 2000 */
1960 must_clear = 0; 2001 have_bg = 0;
1961
1962 refresh_count = 0; 2002 refresh_count = 0;
1963 2003
1964 row_offset = TermWin.saveLines - TermWin.view_start; 2004#ifdef HAVE_BG_PIXMAP
1965
1966#ifdef XPM_BACKGROUND
1967 must_clear |= (bgPixmap.pixmap != None); 2005 have_bg |= bgPixmap.pixmap != None;
1968#endif
1969#ifdef TRANSPARENT
1970 must_clear |= ((Options & Opt_transparent) && am_transparent);
1971#endif 2006#endif
1972 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2007 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1973 2008
1974 /* 2009 /*
1975 * B: reverse any characters which are selected 2010 * B: reverse any characters which are selected
… …
1979 /* 2014 /*
1980 * C: set the cursor character (s) 2015 * C: set the cursor character (s)
1981 */ 2016 */
1982 { 2017 {
1983 unsigned char setoldcursor; 2018 unsigned char setoldcursor;
1984 rend_t ccol1, /* Cursor colour */
1985 ccol2; /* Cursor colour2 */
1986 2019
1987 showcursor = (screen.flags & Screen_VisibleCursor); 2020 showcursor = (screen.flags & Screen_VisibleCursor);
1988#ifdef CURSOR_BLINK 2021#ifdef CURSOR_BLINK
1989 if (hidden_cursor) 2022 if (hidden_cursor)
1990 showcursor = 0; 2023 showcursor = 0;
1991#endif 2024#endif
1992 2025
1993 if (showcursor) 2026 if (showcursor)
1994 { 2027 {
1995 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 2028 int col = screen.cur.col;
1996 2029
2030 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2031 col--;
2032
2033 crp = &ROW(screen.cur.row).r[col];
2034
2035#ifndef NO_CURSORCOLOR
2036 cc1 = *crp & (RS_fgMask | RS_bgMask);
2037 if (ISSET_PIXCOLOR (Color_cursor))
2038 ccol1 = Color_cursor;
2039 else
2040#endif
2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2042 ccol1 = fgcolor_of (rstyle);
2043#else
2044 ccol1 = Color_fg;
2045#endif
2046
2047#ifndef NO_CURSORCOLOR
2048 if (ISSET_PIXCOLOR (Color_cursor2))
2049 ccol2 = Color_cursor2;
2050 else
2051#endif
2052#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2053 ccol2 = bgcolor_of (rstyle);
2054#else
2055 ccol2 = Color_bg;
2056#endif
2057
1997 if (showcursor && TermWin.focus) 2058 if (showcursor && focus)
1998 { 2059 {
2060 if (option (Opt_cursorUnderline))
1999 *srp ^= RS_RVid; 2061 *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 2062 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 2063 {
2013#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2064 *crp ^= RS_RVid;
2014 ccol2 = GET_BGCOLOR (rstyle);
2015#else
2016 ccol2 = Color_bg;
2017#endif
2018 *srp = SET_FGCOLOR (*srp, ccol1); 2065 *crp = SET_FGCOLOR (*crp, ccol1);
2019 *srp = SET_BGCOLOR (*srp, ccol2); 2066 *crp = SET_BGCOLOR (*crp, ccol2);
2020#endif 2067 }
2021 } 2068 }
2022 } 2069 }
2023 2070
2024 /* make sure no outline cursor is left around */ 2071 /* make sure no outline cursor is left around */
2025 setoldcursor = 0; 2072 setoldcursor = 0;
2026 if (ocrow != -1) 2073 if (ocrow != -1)
2027 { 2074 {
2028 if (screen.cur.row + TermWin.view_start != ocrow 2075 if (screen.cur.row - view_start != ocrow
2029 || screen.cur.col != oldcursor.col) 2076 || screen.cur.col != oldcursor.col)
2030 { 2077 {
2031 if (ocrow < TermWin.nrow 2078 if (ocrow < nrow
2032 && oldcursor.col < TermWin.ncol) 2079 && oldcursor.col < ncol)
2033 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2080 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2034 2081
2035 if (TermWin.focus || !showcursor) 2082 if (focus || !showcursor)
2036 oldcursor.row = -1; 2083 oldcursor.row = -1;
2037 else 2084 else
2038 setoldcursor = 1; 2085 setoldcursor = 1;
2039 } 2086 }
2040 } 2087 }
2041 else if (!TermWin.focus) 2088 else if (!focus)
2042 setoldcursor = 1; 2089 setoldcursor = 1;
2043 2090
2044 if (setoldcursor) 2091 if (setoldcursor)
2045 { 2092 {
2046 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2093 if (screen.cur.row - view_start >= nrow)
2047 oldcursor.row = -1; 2094 oldcursor.row = -1;
2048 else 2095 else
2049 { 2096 {
2050 oldcursor.row = screen.cur.row + TermWin.view_start; 2097 oldcursor.row = screen.cur.row - view_start;
2051 oldcursor.col = screen.cur.col; 2098 oldcursor.col = screen.cur.col;
2052 } 2099 }
2053 } 2100 }
2054 } 2101 }
2102
2103 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2104#if ENABLE_OVERLAY
2105 scr_swap_overlay ();
2106#endif
2055 2107
2056#ifndef NO_SLOW_LINK_SUPPORT 2108#ifndef NO_SLOW_LINK_SUPPORT
2057 /* 2109 /*
2058 * D: CopyArea pass - very useful for slower links 2110 * D: CopyArea pass - very useful for slower links
2059 * This has been deliberately kept simple. 2111 * This has been deliberately kept simple.
2060 */ 2112 */
2061 i = num_scr;
2062 if (!display->is_local 2113 if (!display->is_local
2063 && refresh_type == FAST_REFRESH && num_scr_allow && i 2114 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2064 && abs (i) < TermWin.nrow && !must_clear) 2115 && abs (num_scr) < nrow && !have_bg)
2065 { 2116 {
2066 int16_t nits; 2117 int16_t nits;
2118 int i = num_scr;
2067 int j; 2119 int j;
2068 rend_t *drp2;
2069 text_t *dtp2;
2070 int len, wlen; 2120 int len, wlen;
2121 dLocal (int, num_scr);
2071 2122
2072 j = TermWin.nrow; 2123 j = nrow;
2073 wlen = len = -1; 2124 wlen = len = -1;
2074 row = i > 0 ? 0 : j - 1; 2125 row = i > 0 ? 0 : j - 1;
2126
2075 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2127 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2076 { 2128 {
2077 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2129 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2078 { 2130 {
2079 stp = screen.text[row + row_offset]; 2131 line_t s = ROW(view_start + row);
2080 srp = screen.rend[row + row_offset];
2081 dtp = drawn_text[row]; 2132 line_t d = drawn_buf[row];
2082 dtp2 = drawn_text[row + i]; 2133 line_t d2 = drawn_buf[row + i];
2083 drp = drawn_rend[row];
2084 drp2 = drawn_rend[row + i];
2085 2134
2086 for (nits = 0, col = TermWin.ncol; col--; ) 2135 for (nits = 0, col = ncol; col--; )
2087 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2136 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2088 nits--; 2137 nits--;
2089 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2138 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2090 nits++; 2139 nits++;
2091 2140
2092 if (nits > 8) /* XXX: arbitrary choice */ 2141 if (nits > 8) /* XXX: arbitrary choice */
2093 { 2142 {
2094 for (col = TermWin.ncol; col--; ) 2143 for (col = ncol; col--; )
2095 { 2144 {
2096 *dtp++ = *dtp2++; 2145 *d.t++ = *d2.t++;
2097 *drp++ = *drp2++; 2146 *d.r++ = *d2.r++;
2098 } 2147 }
2099 2148
2100 if (len == -1) 2149 if (len == -1)
2101 len = row; 2150 len = row;
2102 2151
2103 wlen = row; 2152 wlen = row;
2104 continue; 2153 continue;
2105 } 2154 }
2106 } 2155 }
2107 2156
2108 if (len != -1) 2157 if (len >= 0)
2109 { 2158 {
2110 /* also comes here at end if needed because of >= above */ 2159 /* also comes here at end if needed because of >= above */
2111 if (wlen < len) 2160 if (wlen < len)
2112 SWAP_IT (wlen, len, int); 2161 ::swap (wlen, len);
2113 2162
2114 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2163 XGCValues gcv;
2115 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2164
2165 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2166 XCopyArea (dpy, vt, vt,
2116 TermWin.gc, 0, Row2Pixel (len + i), 2167 gc, 0, Row2Pixel (len + i),
2117 (unsigned int)TermWin_TotalWidth (), 2168 (unsigned int)this->width,
2118 (unsigned int)Height2Pixel (wlen - len + 1), 2169 (unsigned int)Height2Pixel (wlen - len + 1),
2119 0, Row2Pixel (len)); 2170 0, Row2Pixel (len));
2171 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2172
2120 len = -1; 2173 len = -1;
2121 } 2174 }
2122 } 2175 }
2123 } 2176 }
2124#endif 2177#endif
2125 2178
2126 /* 2179 /*
2127 * E: main pass across every character 2180 * E: main pass across every character
2128 */ 2181 */
2129 for (row = 0; row < TermWin.nrow; row++) 2182 for (row = 0; row < nrow; row++)
2130 { 2183 {
2131 stp = screen.text[row + row_offset]; 2184 text_t *stp = ROW(view_start + row).t;
2132 srp = screen.rend[row + row_offset]; 2185 rend_t *srp = ROW(view_start + row).r;
2133 dtp = drawn_text[row]; 2186 text_t *dtp = drawn_buf[row].t;
2134 drp = drawn_rend[row]; 2187 rend_t *drp = drawn_buf[row].r;
2135 2188
2136 /* 2189 /*
2137 * E2: OK, now the real pass 2190 * E2: OK, now the real pass
2138 */ 2191 */
2139 int ypixel = (int)Row2Pixel (row); 2192 int ypixel = (int)Row2Pixel (row);
2140 2193
2141 for (col = 0; col < TermWin.ncol; col++) 2194 for (col = 0; col < ncol; col++)
2142 { 2195 {
2143 /* compare new text with old - if exactly the same then continue */ 2196 /* compare new text with old - if exactly the same then continue */
2144 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2197 if (stp[col] == dtp[col] /* Must match characters to skip. */
2145 && (srp[col] == drp[col] /* Either rendition the same or */ 2198 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2146 || (stp[col] == ' ' /* space w/ no background change */ 2199 || (stp[col] == ' ' /* space w/ no background change */
2147 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2200 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2148 continue; 2201 continue;
2149 2202
2150 // redraw one or more characters 2203 // redraw one or more characters
2151 2204
2152 // seek to the beginning if wide characters 2205 // seek to the beginning of wide characters
2153 while (stp[col] == NOCHAR && col > 0) 2206 while (stp[col] == NOCHAR && col > 0)
2154 --col; 2207 --col;
2155 2208
2156 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2209 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2157 text_t *text = stp + col; 2210 text_t *text = stp + col;
… …
2160 dtp[col] = stp[col]; 2213 dtp[col] = stp[col];
2161 drp[col] = rend; 2214 drp[col] = rend;
2162 2215
2163 int xpixel = Col2Pixel (col); 2216 int xpixel = Col2Pixel (col);
2164 2217
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; ) 2218 for (i = 0; ++col < ncol; )
2168 { 2219 {
2169 if (stp[col] == NOCHAR) 2220 if (stp[col] == NOCHAR)
2170 { 2221 {
2171 dtp[col] = stp[col]; 2222 dtp[col] = stp[col];
2172 drp[col] = rend; 2223 drp[col] = rend;
2173 count++; 2224 count++;
2174
2175 if (i) // only possible skip if char unchanged
2176 i++; 2225 i++;
2177 2226
2178 continue; 2227 continue;
2179 } 2228 }
2180 2229
2181 if (rend != srp[col]) 2230 if (!RS_SAME (rend, srp[col]))
2182 break; 2231 break;
2183 2232
2184 count++; 2233 count++;
2185 2234
2186 if (stp[col] != dtp[col] 2235 if (stp[col] != dtp[col]
2187 || srp[col] != drp[col]) 2236 || !RS_SAME (srp[col], drp[col]))
2188 { 2237 {
2189 if (must_clear && (i++ > (count / 2))) 2238 if (have_bg && (i++ > count / 2))
2190 break; 2239 break;
2191 2240
2192 dtp[col] = stp[col]; 2241 dtp[col] = stp[col];
2193 drp[col] = rend; 2242 drp[col] = rend;
2194 i = 0; 2243 i = 0;
2195 } 2244 }
2196 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2245 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2197 break; 2246 break;
2198 } 2247 }
2199 2248
2200 col--; /* went one too far. move back */ 2249 col--; /* went one too far. move back */
2201 count -= i; /* dump any matching trailing chars */ 2250 count -= i; /* dump any matching trailing chars */
2251
2252 // sometimes we optimize away the trailing NOCHAR's, add them back
2253 while (i && text[count] == NOCHAR)
2254 count++, i--;
2202 2255
2203 /* 2256 /*
2204 * Determine the attributes for the string 2257 * Determine the attributes for the string
2205 */ 2258 */
2206 int fid = GET_FONT (rend);
2207 int fore = GET_FGCOLOR (rend); // desired foreground 2259 int fore = fgcolor_of (rend); // desired foreground
2208 int back = GET_BGCOLOR (rend); // desired background 2260 int back = bgcolor_of (rend); // desired background
2209 2261
2210 rend = GET_ATTR (rend); 2262 // only do special processing if any attributes are set, which is unlikely
2211 2263 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2212 rvid = !!(rend & RS_RVid); 2264 {
2265 bool invert = rend & RS_RVid;
2213 2266
2214#ifndef NO_BOLD_UNDERLINE_REVERSE 2267#ifndef NO_BOLD_UNDERLINE_REVERSE
2215 if (rend & RS_Bold && fore == Color_fg && !(Options & Opt_realBold)) 2268 if (rend & RS_Bold
2269 && fore == Color_fg)
2216 { 2270 {
2217 if (ISSET_PIXCOLOR (Color_BD)) 2271 if (ISSET_PIXCOLOR (Color_BD))
2218 fore = Color_BD; 2272 fore = Color_BD;
2273# if !ENABLE_STYLES
2219 else 2274 else
2220 rvid = !rvid; 2275 invert = !invert;
2276# endif
2277 }
2278
2279 if (rend & RS_Italic
2280 && fore == Color_fg)
2281 {
2282 if (ISSET_PIXCOLOR (Color_IT))
2283 fore = Color_IT;
2284# if !ENABLE_STYLES
2285 else
2286 invert = !invert;
2287# endif
2288 }
2289
2290 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2291 fore = Color_UL;
2292#endif
2293
2294 if (invert)
2295 {
2296#ifdef OPTION_HC
2297 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2298 || !ISSET_PIXCOLOR (Color_HC))
2299#endif
2300 /* invert the column if no highlightColor is set or it is the
2301 * current cursor column */
2302 ::swap (fore, back);
2303#ifdef OPTION_HC
2304 else if (ISSET_PIXCOLOR (Color_HC))
2305 back = Color_HC;
2306#endif
2307
2308#ifndef NO_BOLD_UNDERLINE_REVERSE
2309# ifndef OPTION_HC
2310 if (ISSET_PIXCOLOR (Color_RV))
2311 back = Color_RV;
2312# endif
2313 if (fore == back)
2314 {
2315 fore = Color_bg;
2316 back = Color_fg;
2317 }
2318#endif
2319 }
2320
2321#ifdef TEXT_BLINK
2322 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2323 {
2324 if (!text_blink_ev.is_active ())
2325 {
2326 text_blink_ev.again ();
2327 hidden_text = 0;
2328 }
2329 else if (hidden_text)
2330 fore = back;
2331 }
2332#endif
2333
2334#if ENABLE_STYLES
2335 // "careful" (too wide) character handling
2336
2337 // include previous careful character(s) if possible, looks nicer (best effort...)
2338 while (text > stp
2339 && srp[text - stp - 1] & RS_Careful
2340 && RS_SAME (rend, srp[text - stp - 1]))
2341 text--, count++, xpixel -= fwidth;
2342
2343 // force redraw after "careful" characters to avoid pixel droppings
2344 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2345 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2346
2347 // force redraw before "careful" characters to avoid pixel droppings
2348 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2349 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2350#endif
2221 } 2351 }
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 2352
2255 /* 2353 /*
2256 * Actually do the drawing of the string here 2354 * Actually do the drawing of the string here
2257 */ 2355 */
2258 rxvt_font *font = (*TermWin.fontset)[fid]; 2356 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2259 2357
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) 2358 if (have_bg && back == Color_bg)
2265 { 2359 {
2266 if (must_clear) 2360 // this is very ugly, maybe push it into ->draw?
2267 {
2268 CLEAR_CHARS (xpixel, ypixel, count);
2269 2361
2270 for (i = 0; i < count; i++) /* don't draw empty strings */ 2362 for (i = 0; i < count; i++) /* don't draw empty strings */
2271 if (text[i] != ' ') 2363 if (text[i] != ' ')
2272 { 2364 {
2273 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2365 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2274 break; 2366 goto did_clear;
2275 }
2276 } 2367 }
2277 else 2368
2278 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2369 CLEAR_CHARS (xpixel, ypixel, count);
2370 did_clear: ;
2279 } 2371 }
2280 else 2372 else
2281 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2282 2374
2283 if (rend & RS_Uline && font->descent > 1 && fore != back) 2375 if (rend & RS_Uline && font->descent > 1 && fore != back)
2376 {
2377#if ENABLE_FRILLS
2378 if (ISSET_PIXCOLOR (Color_underline))
2379 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2380 else
2381#endif
2382 XSetForeground (dpy, gc, pix_colors[fore]);
2383
2284 XDrawLine (display->display, drawBuffer, TermWin.gc, 2384 XDrawLine (dpy, drawBuffer, gc,
2285 xpixel, ypixel + font->ascent + 1, 2385 xpixel, ypixel + font->ascent + 1,
2286 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2386 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2387 }
2287 } /* for (col....) */ 2388 } /* for (col....) */
2288 } /* for (row....) */ 2389 } /* for (row....) */
2390
2391#if ENABLE_OVERLAY
2392 scr_swap_overlay ();
2393#endif
2394 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2289 2395
2290 /* 2396 /*
2291 * G: cleanup cursor and display outline cursor if necessary 2397 * G: cleanup cursor and display outline cursor if necessary
2292 */ 2398 */
2293 if (showcursor) 2399 if (showcursor)
2294 { 2400 {
2295 if (TermWin.focus) 2401 if (focus)
2402 {
2403 if (option (Opt_cursorUnderline))
2404 *crp ^= RS_Uline;
2405 else
2296 { 2406 {
2297 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2298 [screen.cur.col]);
2299 *srp ^= RS_RVid; 2407 *crp ^= RS_RVid;
2300#ifndef NO_CURSORCOLOR 2408#ifndef NO_CURSORCOLOR
2301 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2409 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2302#endif 2410#endif
2411 }
2303 } 2412 }
2304 else if (oldcursor.row >= 0) 2413 else if (oldcursor.row >= 0)
2305 { 2414 {
2415 int cursorwidth = 1;
2416 int col = oldcursor.col;
2417
2418 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2419 col--;
2420
2421 while (col + cursorwidth < ncol
2422 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2423 cursorwidth++;
2424
2306#ifndef NO_CURSORCOLOR 2425#ifndef NO_CURSORCOLOR
2307 if (ISSET_PIXCOLOR (Color_cursor)) 2426 if (ISSET_PIXCOLOR (Color_cursor))
2308 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2427 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2428 else
2309#endif 2429#endif
2310 int cursorwidth = 1; 2430 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 2431
2315 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2432 XDrawRectangle (dpy, drawBuffer, gc,
2316 Col2Pixel (oldcursor.col), 2433 Col2Pixel (col),
2317 Row2Pixel (oldcursor.row), 2434 Row2Pixel (oldcursor.row),
2318 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2435 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2319 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2436 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2320 } 2437 }
2321 } 2438 }
2322 2439
2323 /* 2440 /*
2324 * H: cleanup selection 2441 * H: cleanup selection
2325 */ 2442 */
2326 scr_reverse_selection (); 2443 scr_reverse_selection ();
2327 2444
2328 if (refresh_type & SMOOTH_REFRESH)
2329 XFlush (display->display);
2330
2331 num_scr = 0; 2445 num_scr = 0;
2332 num_scr_allow = 1; 2446 num_scr_allow = 1;
2333 want_refresh = 0; /* screen is current */
2334} 2447}
2335 2448
2336void 2449void
2337rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2450rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2338{ 2451{
2339 if (!rp || !tp) 2452 if (!l.t)
2340 return; 2453 return;
2341 2454
2342 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2455 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 2456
2457 for (int i = ncol; i--; )
2458 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2459}
2460
2346void 2461void
2347rxvt_term::scr_remap_chars () 2462rxvt_term::scr_remap_chars () NOTHROW
2348{ 2463{
2349 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2464 for (int i = total_rows; i--; )
2350 scr_remap_chars (screen.text[i], screen.rend[i]); 2465 scr_remap_chars (row_buf [i]);
2351 2466
2352 for (int i = TermWin.nrow; i--; ) 2467 for (int i = nrow; i--; )
2468 {
2469 scr_remap_chars (drawn_buf [i]);
2470 scr_remap_chars (swap_buf [i]);
2471 }
2472}
2473
2474void
2475rxvt_term::scr_recolour () NOTHROW
2476{
2477#ifdef HAVE_BG_PIXMAP
2478 bgPixmap.apply ();
2479#else
2480 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2481 XClearWindow (dpy, parent[0]);
2482 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2483# if HAVE_SCROLLBARS
2484 if (scrollBar.win)
2353 { 2485 {
2354 scr_remap_chars (drawn_text[i], drawn_rend[i]); 2486 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2355 scr_remap_chars (swap.text[i], swap.rend[i]); 2487 scrollBar.setIdle ();
2488 scrollbar_show (0);
2356 } 2489 }
2357} 2490# endif
2491 scr_clear ();
2492 scr_touch (true);
2493 want_refresh = 1;
2494#endif
2358 2495
2496}
2497
2359/* ------------------------------------------------------------------------- */ 2498/* ------------------------------------------------------------------------- */
2360void 2499void
2361rxvt_term::scr_clear (bool really) 2500rxvt_term::scr_clear (bool really) NOTHROW
2362{ 2501{
2363 if (!TermWin.mapped) 2502 if (!mapped)
2364 return; 2503 return;
2365 2504
2366 num_scr_allow = 0; 2505 num_scr_allow = 0;
2367 want_refresh = 1; 2506 want_refresh = 1;
2368 2507
2369#ifdef TRANSPARENT 2508 if (really)
2370 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2509 XClearWindow (dpy, vt);
2510}
2511
2512void
2513rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2514{
2515 int view_end = view_start + nrow;
2516 int row, col;
2517
2518 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2519 {
2520 text_t *stp = ROW(row).t;
2521 rend_t *srp = ROW(row).r;
2522
2523 for (col = beg_col; col < end_col; col++)
2524 srp[col] ^= rstyle1;
2525
2526 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2527 srp[col] ^= rstyle2;
2528
2529 if (++col < end_col)
2530 srp[col] ^= rstyle2;
2371 { 2531 }
2372 int i; 2532}
2373 2533
2374 if (! (Options & Opt_transparent_all)) 2534void
2535rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2536{
2537 int view_end = view_start + nrow;
2538 int row, col;
2539
2540 if (beg_row >= view_start)
2541 {
2542 col = beg_col;
2543 row = beg_row;
2544 }
2545 else
2546 {
2375 i = 0; 2547 col = 0;
2548 row = view_start;
2549 }
2550
2551 for (; row < min (end_row, view_end); row++, col = 0)
2552 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2553 srp[col] ^= rstyle;
2554
2555 if (row == end_row)
2556 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2557 srp[col] ^= rstyle;
2558}
2559
2560/* ------------------------------------------------------------------------- */
2561void
2562rxvt_term::scr_reverse_selection () NOTHROW
2563{
2564 if (selection.op
2565 && current_screen == selection.screen
2566 && selection.end.row >= view_start)
2567 {
2568#if !ENABLE_MINIMAL
2569 if (selection.rect)
2570 scr_xor_rect (selection.beg.row, selection.beg.col,
2571 selection.end.row, selection.end.col,
2572 RS_RVid, RS_RVid | RS_Uline);
2376 else 2573 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 2574#endif
2384 2575 scr_xor_span (selection.beg.row, selection.beg.col,
2385 if (really) 2576 selection.end.row, selection.end.col,
2386 XClearWindow (display->display, TermWin.vt); 2577 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 } 2578 }
2417} 2579}
2418 2580
2419/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2420/* 2582/*
2421 * Dump the whole scrollback and screen to the passed filedescriptor. The 2583 * Dump the whole scrollback and screen to the passed filedescriptor. The
2422 * invoking routine must close the fd. 2584 * invoking routine must close the fd.
2423 */ 2585 */
2424#if 0 2586#if 0
2425void 2587void
2426rxvt_term::scr_dump (int fd) 2588rxvt_term::scr_dump (int fd) NOTHROW
2427{ 2589{
2428 int row, wrote; 2590 int row, wrote;
2429 unsigned int width, towrite; 2591 unsigned int width, towrite;
2430 char r1[] = "\n"; 2592 char r1[] = "\n";
2431 2593
2432 for (row = TermWin.saveLines - TermWin.nscrolled; 2594 for (row = saveLines - nsaved;
2433 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2595 row < saveLines + nrow - 1; row++)
2434 { 2596 {
2435 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2597 width = row_buf[row].l >= 0 ? row_buf[row].l
2436 : TermWin.ncol; 2598 : ncol;
2437 for (towrite = width; towrite; towrite -= wrote) 2599 for (towrite = width; towrite; towrite -= wrote)
2438 { 2600 {
2439 wrote = write (fd, & (screen.text[row][width - towrite]), 2601 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2440 towrite); 2602 towrite);
2441 if (wrote < 0) 2603 if (wrote < 0)
2442 return; /* XXX: death, no report */ 2604 return; /* XXX: death, no report */
2443 } 2605 }
2444 if (screen.tlen[row] >= 0) 2606 if (row_buf[row].l >= 0)
2445 if (write (fd, r1, 1) <= 0) 2607 if (write (fd, r1, 1) <= 0)
2446 return; /* XXX: death, no report */ 2608 return; /* XXX: death, no report */
2447 } 2609 }
2448} 2610}
2449#endif 2611#endif
2450 2612
2451/* ------------------------------------------------------------------------- * 2613/* ------------------------------------------------------------------------- *
2452 * CHARACTER SELECTION * 2614 * CHARACTER SELECTION *
2453 * ------------------------------------------------------------------------- */ 2615 * ------------------------------------------------------------------------- */
2454
2455/*
2456 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2457 */
2458void 2616void
2459rxvt_term::selection_check (int check_more) 2617rxvt_term::selection_check (int check_more) NOTHROW
2460{ 2618{
2461 row_col_t pos; 2619 row_col_t pos;
2462 2620
2463 if (!selection.op) 2621 if (!selection.op)
2464 return; 2622 return;
2465 2623
2466 pos.row = pos.col = 0; 2624 pos.row = pos.col = 0;
2467 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2625 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2468 || (selection.beg.row >= TermWin.nrow) 2626 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2469 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2627 || !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 2628 || (check_more == 1
2474 && current_screen == selection.screen 2629 && current_screen == selection.screen
2475 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2630 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2476 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2631 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2477 || (check_more == 2 2632 || (check_more == 2
… …
2479 && ROWCOL_IS_AFTER (selection.end, pos)) 2634 && ROWCOL_IS_AFTER (selection.end, pos))
2480 || (check_more == 3 2635 || (check_more == 3
2481 && ROWCOL_IS_AFTER (selection.end, pos)) 2636 && ROWCOL_IS_AFTER (selection.end, pos))
2482 || (check_more == 4 /* screen width change */ 2637 || (check_more == 4 /* screen width change */
2483 && (selection.beg.row != selection.end.row 2638 && (selection.beg.row != selection.end.row
2484 || selection.end.col > TermWin.ncol))) 2639 || selection.end.col > ncol)))
2485 CLEAR_SELECTION (); 2640 CLEAR_SELECTION ();
2486} 2641}
2487 2642
2488/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2489/* 2644/*
2490 * Paste a selection direct to the command fd 2645 * Paste a selection direct to the command fd
2491 */ 2646 */
2492void 2647void
2493rxvt_term::paste (const unsigned char *data, unsigned int len) 2648rxvt_term::paste (char *data, unsigned int len) NOTHROW
2494{ 2649{
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 */ 2650 /* convert normal newline chars into common keyboard Return key sequence */
2504 for (i = 0; i < len; i += PROP_SIZE) 2651 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) 2652 if (data[i] == C0_LF)
2511 ds[j] = C0_CR; 2653 data[i] = C0_CR;
2512 2654
2513 tt_write (ds, (int)n); 2655 tt_write (data, len);
2514 }
2515
2516 free (ds);
2517} 2656}
2518 2657
2519/* ------------------------------------------------------------------------- */ 2658/* ------------------------------------------------------------------------- */
2520/* 2659/*
2521 * Respond to a notification that a primary selection has been sent 2660 * Respond to a notification that a primary selection has been sent
2522 * EXT: SelectionNotify 2661 * EXT: SelectionNotify
2523 */ 2662 */
2524int 2663void
2525rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2664rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2526{ 2665{
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 */ 2666 if (prop == None) /* check for failed XConvertSelection */
2534 { 2667 {
2535 if ((selection_type & Sel_CompoundText)) 2668 if ((selection_type & Sel_CompoundText))
2536 { 2669 {
2537 int selnum = selection_type & Sel_whereMask; 2670 int selnum = selection_type & Sel_whereMask;
… …
2550 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2683 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2551 else 2684 else
2552 selection_type = 0; 2685 selection_type = 0;
2553 } 2686 }
2554 2687
2555 return 0; 2688 return;
2556 }
2557
2558 for (;;)
2559 { 2689 }
2560 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2690
2561 (long) (PROP_SIZE / 4), delete_prop, 2691 unsigned long bytes_after;
2692 XTextProperty ct;
2693
2694 if (XGetWindowProperty (dpy, win, prop,
2695 0, PROP_SIZE / 4,
2696 delete_prop, AnyPropertyType,
2697 &ct.encoding, &ct.format,
2698 &ct.nitems, &bytes_after,
2699 &ct.value) != Success)
2700 {
2701 ct.value = 0;
2702 goto bailout;
2703 }
2704
2705 if (ct.encoding == None)
2706 goto bailout;
2707
2708 if (bytes_after)
2709 {
2710 // fetch and append remaining data
2711 XTextProperty ct2;
2712
2713 if (XGetWindowProperty (dpy, win, prop,
2714 ct.nitems / 4, (bytes_after + 3) / 4,
2715 delete_prop, AnyPropertyType,
2562 AnyPropertyType, &ct.encoding, &ct.format, 2716 &ct2.encoding, &ct2.format,
2563 &ct.nitems, &bytes_after, 2717 &ct2.nitems, &bytes_after,
2564 &ct.value) != Success) 2718 &ct2.value) != Success)
2565 break; 2719 goto bailout;
2566 2720
2567 if (ct.encoding == 0) 2721 // realloc should be compatible to XFree, here, and elsewhere, too
2568 { 2722 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2569 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2723 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2570 break; 2724 ct.nitems += ct2.nitems;
2571 } 2725
2726 XFree (ct2.value);
2727 }
2728
2729 if (ct.value == 0)
2730 goto bailout;
2731
2572 else if (ct.encoding == xa[XA_INCR]) 2732 if (ct.encoding == xa[XA_INCR])
2573 { 2733 {
2574 // INCR selection, start handshake 2734 // INCR selection, start handshake
2735 if (!delete_prop)
2575 XDeleteProperty (display->display, win, prop); 2736 XDeleteProperty (dpy, win, prop);
2737
2576 selection_wait = Sel_incr; 2738 selection_wait = Sel_incr;
2739 incr_buf_fill = 0;
2577 incr_ev.start (NOW + 10); 2740 incr_ev.start (10);
2578 break;
2579 }
2580 2741
2581 if (ct.value == NULL) 2742 goto bailout;
2582 { 2743 }
2583 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2584 continue;
2585 }
2586 2744
2587 if (ct.nitems == 0) 2745 if (ct.nitems == 0)
2746 {
2747 if (selection_wait == Sel_incr)
2748 {
2749 XFree (ct.value);
2750
2751 // finally complete, now paste the whole thing
2752 selection_wait = Sel_normal;
2753 ct.value = (unsigned char *)incr_buf;
2754 ct.nitems = incr_buf_fill;
2755 incr_buf = 0;
2756 incr_buf_size = 0;
2757 incr_ev.stop ();
2588 { 2758 }
2589 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2759 else
2590 2760 {
2591 if (selection_wait == Sel_normal && nread == 0 2761 if (selection_wait == Sel_normal
2592 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2762 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2593 { 2763 {
2594 /* 2764 /*
2595 * pass through again trying CUT_BUFFER0 if we've come from 2765 * pass through again trying CUT_BUFFER0 if we've come from
2596 * XConvertSelection () but nothing was presented 2766 * XConvertSelection () but nothing was presented
2597 */ 2767 */
2598 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2599 selection_paste (display->root, XA_CUT_BUFFER0, False); 2768 selection_paste (display->root, XA_CUT_BUFFER0, False);
2600 } 2769 }
2601 2770
2602 nread = -1; /* discount any previous stuff */ 2771 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 { 2772 }
2773 }
2774 else if (selection_wait == Sel_incr)
2775 {
2776 incr_ev.start (10);
2777
2778 while (incr_buf_fill + ct.nitems > incr_buf_size)
2779 {
2780 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2781 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2782 }
2783
2784 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2785 incr_buf_fill += ct.nitems;
2786
2787 goto bailout;
2788 }
2789
2790 char **cl;
2791 int cr;
2792
2793#if !ENABLE_MINIMAL
2794 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2795 // so recode it manually
2796 if (ct.encoding == xa[XA_UTF8_STRING])
2797 {
2798 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2799 char *s = rxvt_wcstombs (w);
2800 free (w);
2801 // TODO: strlen == only the first element will be converted. well...
2802 paste (s, strlen (s));
2803 free (s);
2804 }
2805 else
2806#endif
2807 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2808 && cl)
2809 {
2612 for (int i = 0; i < cr; i++) 2810 for (int i = 0; i < cr; i++)
2613 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2811 paste (cl[i], strlen (cl[i]));
2614 2812
2615 XFreeStringList (cl); 2813 XFreeStringList (cl);
2616 } 2814 }
2617 else 2815 else
2618 paste (ct.value, ct.nitems); 2816 paste ((char *)ct.value, ct.nitems); // paste raw
2619 2817
2620 if (bytes_after == 0) 2818bailout:
2621 break;
2622
2623 XFree (ct.value);
2624 }
2625
2626 if (ct.value)
2627 XFree (ct.value); 2819 XFree (ct.value);
2628 2820
2629 if (selection_wait == Sel_normal) 2821 if (selection_wait == Sel_normal)
2630 selection_wait = Sel_none; 2822 selection_wait = Sel_none;
2631
2632 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2633 return (int)nread;
2634} 2823}
2635 2824
2636void 2825void
2637rxvt_term::incr_cb (time_watcher &w) 2826rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2638{ 2827{
2639 selection_wait = Sel_none; 2828 selection_wait = Sel_none;
2640 2829
2830 incr_buf_size = 0;
2831 free (incr_buf);
2832
2641 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2833 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2642} 2834}
2643 2835
2644/*
2645 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2646 */
2647void 2836void
2648rxvt_term::selection_property (Window win, Atom prop) 2837rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2649{ 2838{
2650 if (prop == None || selection_wait != Sel_incr) 2839 if (prop == None || selection_wait != Sel_incr)
2651 return; 2840 return;
2652 2841
2653 if (selection_paste (win, prop, 1) > 0) 2842 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} 2843}
2661 2844
2662/* ------------------------------------------------------------------------- */ 2845/* ------------------------------------------------------------------------- */
2663/* 2846/*
2664 * Request the current selection: 2847 * Request the current selection:
2665 * Order: > internal selection if available 2848 * Order: > internal selection if available
2666 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2849 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2667 * > CUT_BUFFER0 2850 * > CUT_BUFFER0
2668 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2851 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2669 * will auto fallback to CUT_BUFFER0 2852 * will auto fallback to CUT_BUFFER0
2670 * EXT: button 2 release 2853 * EXT: button 2 release
2671 */ 2854 */
2672void 2855void
2673rxvt_term::selection_request (Time tm, int x, int y) 2856rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2674{ 2857{
2675 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2858 if (selection.text && selnum == Sel_Primary)
2676 2859 {
2677 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2678 return; /* outside window */
2679
2680 if (selection.text)
2681 { /* internal selection */ 2860 /* internal selection */
2682 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2683 char *str = rxvt_wcstombs (selection.text, selection.len); 2861 char *str = rxvt_wcstombs (selection.text, selection.len);
2684 paste ((unsigned char *)str, strlen (str)); 2862 paste (str, strlen (str));
2685 free (str); 2863 free (str);
2686 return; 2864 return;
2687 } 2865 }
2688 else 2866 else
2689 { 2867 {
2690 int i;
2691
2692 selection_request_time = tm; 2868 selection_request_time = tm;
2693 selection_wait = Sel_normal; 2869 selection_wait = Sel_normal;
2694 2870
2695 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2696 {
2697#if X_HAVE_UTF8_STRING 2871#if X_HAVE_UTF8_STRING
2698 selection_type = Sel_UTF8String; 2872 selection_type = Sel_UTF8String;
2699 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2873 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2700 return; 2874 return;
2701#else 2875#else
2702 selection_type = Sel_CompoundText; 2876 selection_type = Sel_CompoundText;
2703 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2877 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2704 return; 2878 return;
2705#endif 2879#endif
2706
2707 }
2708 } 2880 }
2709 2881
2710 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2882 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); 2883 selection_paste (display->root, XA_CUT_BUFFER0, false);
2713} 2884}
2714 2885
2715int 2886int
2716rxvt_term::selection_request_other (Atom target, int selnum) 2887rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2717{ 2888{
2718 Atom sel; 2889 Atom sel;
2719#ifdef DEBUG_SELECT
2720 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2721#endif
2722 2890
2723 selection_type |= selnum; 2891 selection_type |= selnum;
2724 2892
2725 if (selnum == Sel_Primary) 2893 if (selnum == Sel_Primary)
2726 sel = XA_PRIMARY; 2894 sel = XA_PRIMARY;
2727 else if (selnum == Sel_Secondary) 2895 else if (selnum == Sel_Secondary)
2728 sel = XA_SECONDARY; 2896 sel = XA_SECONDARY;
2729 else 2897 else
2730 sel = xa[XA_CLIPBOARD]; 2898 sel = xa[XA_CLIPBOARD];
2731 2899
2732 if (XGetSelectionOwner (display->display, sel) != None) 2900 if (XGetSelectionOwner (dpy, sel) != None)
2733 { 2901 {
2734 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2735 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2902 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2736 TermWin.vt, selection_request_time); 2903 vt, selection_request_time);
2737 return 1; 2904 return 1;
2738 } 2905 }
2739 2906
2740 return 0; 2907 return 0;
2741} 2908}
… …
2744/* 2911/*
2745 * Clear all selected text 2912 * Clear all selected text
2746 * EXT: SelectionClear 2913 * EXT: SelectionClear
2747 */ 2914 */
2748void 2915void
2749rxvt_term::selection_clear () 2916rxvt_term::selection_clear () NOTHROW
2750{ 2917{
2751 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2752
2753 want_refresh = 1; 2918 want_refresh = 1;
2754 free (selection.text); 2919 free (selection.text);
2755 selection.text = NULL; 2920 selection.text = NULL;
2756 selection.len = 0; 2921 selection.len = 0;
2757 CLEAR_SELECTION (); 2922 CLEAR_SELECTION ();
… …
2766 * EXT: button 1 or 3 release 2931 * EXT: button 1 or 3 release
2767 */ 2932 */
2768void 2933void
2769rxvt_term::selection_make (Time tm) 2934rxvt_term::selection_make (Time tm)
2770{ 2935{
2771 int i, col, end_col, row, end_row; 2936 int i;
2772 wchar_t *new_selection_text; 2937 wchar_t *new_selection_text;
2773 text_t *t; 2938 text_t *t;
2774 2939
2775 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2776 switch (selection.op) 2940 switch (selection.op)
2777 { 2941 {
2778 case SELECTION_CONT: 2942 case SELECTION_CONT:
2779 break; 2943 break;
2780 case SELECTION_INIT: 2944 case SELECTION_INIT:
… …
2790 selection.op = SELECTION_DONE; 2954 selection.op = SELECTION_DONE;
2791 2955
2792 if (selection.clicks == 4) 2956 if (selection.clicks == 4)
2793 return; /* nothing selected, go away */ 2957 return; /* nothing selected, go away */
2794 2958
2959 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2960 return;
2961
2795 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2962 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2796 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2963 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2797 2964
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; 2965 int ofs = 0;
2803 int extra = 0; 2966 int extra = 0;
2804 2967
2968 int col = selection.beg.col;
2969 int row = selection.beg.row;
2970
2971 int end_col;
2972
2805 for (; row <= end_row; row++, col = 0) 2973 for (; row <= selection.end.row; row++, col = 0)
2806 { 2974 {
2807 t = &(screen.text[row][col]); 2975#if !ENABLE_MINIMAL
2808 2976 if (selection.rect)
2809 end_col = screen.tlen[row]; 2977 {
2810 2978 col = selection.beg.col;
2811 if (end_col == -1)
2812 end_col = TermWin.ncol; 2979 end_col = ncol + 1;
2980 }
2981 else
2982#endif
2983 end_col = ROW(row).l;
2813 2984
2985 col = max (col, 0);
2986
2814 if (row == end_row) 2987 if (row == selection.end.row
2988#if !ENABLE_MINIMAL
2989 || selection.rect
2990#endif
2991 )
2815 MIN_IT (end_col, selection.end.col); 2992 min_it (end_col, selection.end.col);
2993
2994 t = ROW(row).t + col;
2816 2995
2817 for (; col < end_col; col++) 2996 for (; col < end_col; col++)
2818 { 2997 {
2819 if (*t == NOCHAR) 2998 if (*t == NOCHAR)
2820 t++; 2999 t++;
… …
2837#endif 3016#endif
2838 else 3017 else
2839 new_selection_text[ofs++] = *t++; 3018 new_selection_text[ofs++] = *t++;
2840 } 3019 }
2841 3020
2842 if (screen.tlen[row] != -1 && row != end_row) 3021#if !ENABLE_MINIMAL
3022 if (selection.rect)
3023 {
3024 while (ofs
3025 && new_selection_text[ofs - 1] != C0_LF
3026 && unicode::is_space (new_selection_text[ofs - 1]))
3027 --ofs;
3028
2843 new_selection_text[ofs++] = C0_LF; 3029 new_selection_text[ofs++] = C0_LF;
3030 }
3031 else
3032#endif
3033 if (!ROW(row).is_longer () && row != selection.end.row)
3034 new_selection_text[ofs++] = C0_LF;
2844 } 3035 }
2845 3036
2846 if (end_col != selection.end.col) 3037 if (end_col != selection.end.col)
2847 new_selection_text[ofs++] = C0_LF; 3038 new_selection_text[ofs++] = C0_LF;
2848 3039
… …
2858 3049
2859 // we usually allocate much more than necessary, so realloc it smaller again 3050 // we usually allocate much more than necessary, so realloc it smaller again
2860 selection.len = ofs; 3051 selection.len = ofs;
2861 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3052 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2862 3053
3054 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3055 return;
3056
3057 selection_grab (tm);
3058}
3059
3060bool
3061rxvt_term::selection_grab (Time tm) NOTHROW
3062{
3063 selection_time = tm;
3064
2863 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3065 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
2864 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3066 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3067 {
2865 display->set_selection_owner (this); 3068 display->set_selection_owner (this);
3069 return true;
3070 }
2866 else 3071 else
2867 rxvt_warn ("can't get primary selection, ignoring.\n"); 3072 {
3073 selection_clear ();
3074 return false;
3075 }
2868 3076
2869#if 0 3077#if 0
2870 XTextProperty ct; 3078 XTextProperty ct;
2871 3079
2872 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3080 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2873 { 3081 {
2874 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3082 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2875 PropModeReplace, ct.value, ct.nitems);
2876 XFree (ct.value); 3083 XFree (ct.value);
2877 } 3084 }
2878#endif 3085#endif
2879
2880 selection_time = tm;
2881 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2882} 3086}
2883 3087
2884/* ------------------------------------------------------------------------- */ 3088/* ------------------------------------------------------------------------- */
2885/* 3089/*
2886 * Mark or select text based upon number of clicks: 1, 2, or 3 3090 * Mark or select text based upon number of clicks: 1, 2, or 3
2887 * EXT: button 1 press 3091 * EXT: button 1 press
2888 */ 3092 */
2889void 3093void
2890rxvt_term::selection_click (int clicks, int x, int y) 3094rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2891{ 3095{
2892 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2893
2894 clicks = ((clicks - 1) % 3) + 1; 3096 clicks = ((clicks - 1) % 3) + 1;
2895 selection.clicks = clicks; /* save clicks so extend will work */ 3097 selection.clicks = clicks; /* save clicks so extend will work */
2896 3098
3099 if (clicks == 2 && !selection.rect
3100 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3101 {
3102 MEvent.clicks = 1; // what a mess
3103 selection.screen = current_screen;
3104 selection.op = SELECTION_CONT;
3105 return;
3106 }
3107
2897 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3108 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2898 3109
2899 if (clicks == 2 || clicks == 3) 3110 if (clicks == 2 || clicks == 3)
2900 selection_extend_colrow (selection.mark.col, 3111 selection_extend_colrow (selection.mark.col,
2901 selection.mark.row + TermWin.view_start, 3112 selection.mark.row - view_start,
2902 0, /* button 3 */ 3113 0, /* button 3 */
2903 1, /* button press */ 3114 1, /* button press */
2904 0); /* click change */ 3115 0); /* click change */
2905} 3116}
2906 3117
2907/* ------------------------------------------------------------------------- */ 3118/* ------------------------------------------------------------------------- */
2908/* 3119/*
2909 * Mark a selection at the specified col/row 3120 * Mark a selection at the specified col/row
2910 */ 3121 */
2911void 3122void
2912rxvt_term::selection_start_colrow (int col, int row) 3123rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2913{ 3124{
2914 want_refresh = 1; 3125 want_refresh = 1;
3126
3127 selection.mark.row = row + view_start;
2915 selection.mark.col = col; 3128 selection.mark.col = col;
2916 selection.mark.row = row - TermWin.view_start;
2917 3129
2918 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3130 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2919 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3131 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 3132
2923 while (selection.mark.col > 0 3133 while (selection.mark.col > 0
2924 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3134 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2925 --selection.mark.col; 3135 --selection.mark.col;
2926 3136
2927 if (selection.op) 3137 if (selection.op)
3138 {
2928 { /* clear the old selection */ 3139 /* clear the old selection */
2929 selection.beg.row = selection.end.row = selection.mark.row; 3140 selection.beg.row = selection.end.row = selection.mark.row;
2930 selection.beg.col = selection.end.col = selection.mark.col; 3141 selection.beg.col = selection.end.col = selection.mark.col;
2931 } 3142 }
2932 3143
2933 selection.op = SELECTION_INIT; 3144 selection.op = SELECTION_INIT;
… …
2940 * We now only find out the boundary in one direction 3151 * We now only find out the boundary in one direction
2941 */ 3152 */
2942 3153
2943/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3154/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2944#define DELIMIT_TEXT(x) \ 3155#define DELIMIT_TEXT(x) \
2945 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3156 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2946#define DELIMIT_REND(x) 1 3157#define DELIMIT_REND(x) 1
2947 3158
2948void 3159void
2949rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3160rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2950{ 3161{
2951 int col, row, dirnadd, tcol, trow, w1, w2; 3162 int col, row, dirnadd, tcol, trow, w1, w2;
2952 row_col_t bound; 3163 row_col_t bound;
2953 text_t *stp; 3164 text_t *stp;
2954 rend_t *srp; 3165 rend_t *srp;
2955 3166
2956 if (dirn == UP) 3167 if (dirn == UP)
2957 { 3168 {
2958 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3169 bound.row = top_row - 1;
2959 bound.col = 0; 3170 bound.col = 0;
2960 dirnadd = -1; 3171 dirnadd = -1;
2961 } 3172 }
2962 else 3173 else
2963 { 3174 {
2964 bound.row = TermWin.saveLines + TermWin.nrow; 3175 bound.row = nrow;
2965 bound.col = TermWin.ncol - 1; 3176 bound.col = ncol - 1;
2966 dirnadd = 1; 3177 dirnadd = 1;
2967 } 3178 }
2968 3179
2969 row = mark->row + TermWin.saveLines; 3180 row = mark->row;
2970 col = mark->col; 3181 col = max (mark->col, 0);
2971 MAX_IT (col, 0); 3182
2972 /* find the edge of a word */ 3183 /* find the edge of a word */
2973 stp = & (screen.text[row][col]); 3184 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2974 w1 = DELIMIT_TEXT (*stp); 3185 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2975
2976 srp = (&screen.rend[row][col]);
2977 w2 = DELIMIT_REND (*srp);
2978 3186
2979 for (;;) 3187 for (;;)
2980 { 3188 {
2981 for (; col != bound.col; col += dirnadd) 3189 for (; col != bound.col; col += dirnadd)
2982 { 3190 {
… …
2992 break; 3200 break;
2993 } 3201 }
2994 3202
2995 if ((col == bound.col) && (row != bound.row)) 3203 if ((col == bound.col) && (row != bound.row))
2996 { 3204 {
2997 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3205 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2998 { 3206 {
2999 trow = row + dirnadd; 3207 trow = row + dirnadd;
3000 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3208 tcol = dirn == UP ? ncol - 1 : 0;
3001 3209
3002 if (screen.text[trow] == NULL) 3210 if (!ROW(trow).t)
3003 break; 3211 break;
3004 3212
3005 stp = & (screen.text[trow][tcol]); 3213 stp = ROW(trow).t + tcol;
3006 srp = & (screen.rend[trow][tcol]); 3214 srp = ROW(trow).r + tcol;
3007 3215
3008 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3216 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3009 break; 3217 break;
3010 3218
3011 row = trow; 3219 row = trow;
… …
3014 } 3222 }
3015 } 3223 }
3016 break; 3224 break;
3017 } 3225 }
3018 3226
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) 3227 if (dirn == DN)
3023 col++; /* put us on one past the end */ 3228 col++; /* put us on one past the end */
3024 3229
3025 /* Poke the values back in */ 3230 /* Poke the values back in */
3026 ret->row = row - TermWin.saveLines; 3231 ret->row = row;
3027 ret->col = col; 3232 ret->col = col;
3028} 3233}
3029 3234
3030/* ------------------------------------------------------------------------- */ 3235/* ------------------------------------------------------------------------- */
3031/* 3236/*
… …
3034 * flag == 0 ==> button 1 3239 * flag == 0 ==> button 1
3035 * flag == 1 ==> button 3 press 3240 * flag == 1 ==> button 3 press
3036 * flag == 2 ==> button 3 motion 3241 * flag == 2 ==> button 3 motion
3037 */ 3242 */
3038void 3243void
3039rxvt_term::selection_extend (int x, int y, int flag) 3244rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3040{ 3245{
3041 int col, row; 3246 int col = clamp (Pixel2Col (x), 0, ncol);
3042 3247 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 3248
3050 /* 3249 /*
3051 * If we're selecting characters (single click) then we must check first 3250 * 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 3251 * 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 3252 * 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. 3253 * be _past_ a character for it to be selected.
3055 */ 3254 */
3056 if (((selection.clicks % 3) == 1) && !flag 3255 if (((selection.clicks % 3) == 1) && !flag
3057 && (col == selection.mark.col 3256 && (col == selection.mark.col
3058 && (row == selection.mark.row + TermWin.view_start))) 3257 && (row == selection.mark.row - view_start)))
3059 { 3258 {
3060 /* select nothing */ 3259 /* select nothing */
3061 selection.beg.row = selection.end.row = 0; 3260 selection.beg.row = selection.end.row = 0;
3062 selection.beg.col = selection.end.col = 0; 3261 selection.beg.col = selection.end.col = 0;
3063 selection.clicks = 4; 3262 selection.clicks = 4;
3064 want_refresh = 1; 3263 want_refresh = 1;
3065 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3066 return; 3264 return;
3067 } 3265 }
3068 3266
3069 if (selection.clicks == 4) 3267 if (selection.clicks == 4)
3070 selection.clicks = 1; 3268 selection.clicks = 1;
… …
3077/* ------------------------------------------------------------------------- */ 3275/* ------------------------------------------------------------------------- */
3078/* 3276/*
3079 * Extend the selection to the specified col/row 3277 * Extend the selection to the specified col/row
3080 */ 3278 */
3081void 3279void
3082rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3280rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3083{ 3281{
3084 int16_t ncol = TermWin.ncol;
3085 int end_col;
3086 row_col_t pos; 3282 row_col_t pos;
3087 enum { 3283 enum {
3088 LEFT, RIGHT 3284 LEFT, RIGHT
3089 } closeto = RIGHT; 3285 } closeto = RIGHT;
3090 3286
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; 3287 want_refresh = 1;
3288
3095 switch (selection.op) 3289 switch (selection.op)
3096 { 3290 {
3097 case SELECTION_INIT: 3291 case SELECTION_INIT:
3098 CLEAR_SELECTION (); 3292 CLEAR_SELECTION ();
3099 selection.op = SELECTION_BEGIN; 3293 selection.op = SELECTION_BEGIN;
… …
3112 selection_start_colrow (col, row); 3306 selection_start_colrow (col, row);
3113 /* FALLTHROUGH */ 3307 /* FALLTHROUGH */
3114 default: 3308 default:
3115 return; 3309 return;
3116 } 3310 }
3311
3117 if (selection.beg.col == selection.end.col 3312 if (selection.beg.col == selection.end.col
3118 && selection.beg.col != selection.mark.col 3313 && selection.beg.col != selection.mark.col
3119 && selection.beg.row == selection.end.row 3314 && selection.beg.row == selection.end.row
3120 && selection.beg.row != selection.mark.row) 3315 && selection.beg.row != selection.mark.row)
3121 { 3316 {
3122 selection.beg.col = selection.end.col = selection.mark.col; 3317 selection.beg.col = selection.end.col = selection.mark.col;
3123 selection.beg.row = selection.end.row = selection.mark.row; 3318 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 } 3319 }
3126 3320
3127 pos.col = col; 3321 pos.col = col;
3128 pos.row = row; 3322 pos.row = view_start + row;
3129
3130 pos.row -= TermWin.view_start; /* adjust for scroll */
3131 3323
3132 /* 3324 /*
3133 * This is mainly xterm style selection with a couple of differences, mainly 3325 * This is mainly xterm style selection with a couple of differences, mainly
3134 * in the way button3 drag extension works. 3326 * in the way button3 drag extension works.
3135 * We're either doing: button1 drag; button3 press; or button3 drag 3327 * 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 3333 * 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 3334 * and it was decided by whichever point/word/line was `fixed' at the
3143 * time of the most recent button3 press 3335 * time of the most recent button3 press
3144 */ 3336 */
3145 if (button3 && buttonpress) 3337 if (button3 && buttonpress)
3338 {
3146 { /* button3 press */ 3339 /* button3 press */
3147 /* 3340 /*
3148 * first determine which edge of the selection we are closest to 3341 * first determine which edge of the selection we are closest to
3149 */ 3342 */
3150 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3343 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3151 || (!ROWCOL_IS_AFTER (pos, selection.end) 3344 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3169 selection.mark.row = selection.beg.row; 3362 selection.mark.row = selection.beg.row;
3170 selection.mark.col = selection.beg.col; 3363 selection.mark.col = selection.beg.col;
3171 } 3364 }
3172 } 3365 }
3173 else 3366 else
3367 {
3174 { /* button1 drag or button3 drag */ 3368 /* button1 drag or button3 drag */
3175 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3369 if (ROWCOL_IS_AFTER (selection.mark, pos))
3176 { 3370 {
3177 if ((selection.mark.row == selection.end.row) 3371 if (selection.mark.row == selection.end.row
3178 && (selection.mark.col == selection.end.col) 3372 && selection.mark.col == selection.end.col
3373 && clickchange
3179 && clickchange && selection.clicks == 2) 3374 && selection.clicks == 2)
3180 selection.mark.col--; 3375 selection.mark.col--;
3181 3376
3182 selection.beg.row = pos.row; 3377 selection.beg.row = pos.row;
3183 selection.beg.col = pos.col; 3378 selection.beg.col = pos.col;
3184 selection.end.row = selection.mark.row; 3379 selection.end.row = selection.mark.row;
… …
3193 } 3388 }
3194 } 3389 }
3195 3390
3196 if (selection.clicks == 1) 3391 if (selection.clicks == 1)
3197 { 3392 {
3198 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3393 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3199 3394 && !ROW(selection.beg.row).is_longer ()
3200 if (end_col != -1 && selection.beg.col > end_col) 3395#if !ENABLE_MINIMAL
3396 && !selection.rect
3397#endif
3201 { 3398 )
3202#if 1
3203 selection.beg.col = ncol; 3399 selection.beg.col = ncol;
3204#else 3400
3205 if (selection.beg.row != selection.end.row) 3401 if (
3206 selection.beg.col = ncol; 3402 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3207 else 3403 && !ROW(selection.end.row).is_longer ()
3208 selection.beg.col = selection.mark.col; 3404#if !ENABLE_MINIMAL
3405 && !selection.rect
3209#endif 3406#endif
3210 } 3407 )
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; 3408 selection.end.col = ncol;
3216 } 3409 }
3217 else if (selection.clicks == 2) 3410 else if (selection.clicks == 2)
3218 { 3411 {
3219 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3412 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3220 selection.end.col--; 3413 selection.end.col--;
3221 3414
3222 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3223 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3415 selection_delimit_word (UP, &selection.beg, &selection.beg);
3416 selection_delimit_word (DN, &selection.end, &selection.end);
3224 } 3417 }
3225 else if (selection.clicks == 3) 3418 else if (selection.clicks == 3)
3226 { 3419 {
3227#ifndef NO_FRILLS 3420#if ENABLE_FRILLS
3228 if ((Options & Opt_tripleclickwords)) 3421 if (option (Opt_tripleclickwords))
3229 { 3422 {
3230 int end_row; 3423 selection_delimit_word (UP, &selection.beg, &selection.beg);
3231 3424
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++) 3425 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3236 { 3426 {
3237 end_col = screen.tlen[end_row + TermWin.saveLines]; 3427 if (!ROW(end_row).is_longer ())
3238
3239 if (end_col != -1)
3240 { 3428 {
3241 selection.end.row = end_row; 3429 selection.end.row = end_row;
3242 selection.end.col = end_col; 3430 selection.end.col = ROW(end_row).l;
3431# if !ENABLE_MINIMAL
3243 selection_remove_trailing_spaces (); 3432 selection_remove_trailing_spaces ();
3433# endif
3244 break; 3434 break;
3245 } 3435 }
3246 } 3436 }
3247 } 3437 }
3248 else 3438 else
3249#endif 3439#endif
3250 { 3440 {
3251 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3441 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3252 selection.mark.col++; 3442 selection.mark.col++;
3443
3253 selection.beg.col = 0; 3444 selection.beg.col = 0;
3254 selection.end.col = ncol; 3445 selection.end.col = ncol;
3446
3447 // select a complete logical line
3448 while (selection.beg.row > -saveLines
3449 && ROW(selection.beg.row - 1).is_longer ())
3450 selection.beg.row--;
3451
3452 while (selection.end.row < nrow
3453 && ROW(selection.end.row).is_longer ())
3454 selection.end.row++;
3255 } 3455 }
3256 } 3456 }
3257 3457
3258 if (button3 && buttonpress) 3458 if (button3 && buttonpress)
3459 {
3259 { /* mark may need to be changed */ 3460 /* mark may need to be changed */
3260 if (closeto == LEFT) 3461 if (closeto == LEFT)
3261 { 3462 {
3262 selection.mark.row = selection.end.row; 3463 selection.mark.row = selection.end.row;
3263 selection.mark.col = selection.end.col 3464 selection.mark.col = selection.end.col - (selection.clicks == 2);
3264 - (selection.clicks == 2);
3265 } 3465 }
3266 else 3466 else
3267 { 3467 {
3268 selection.mark.row = selection.beg.row; 3468 selection.mark.row = selection.beg.row;
3269 selection.mark.col = selection.beg.col; 3469 selection.mark.col = selection.beg.col;
3270 } 3470 }
3271 } 3471 }
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 3472
3275#ifndef NO_FRILLS 3473#if !ENABLE_MINIMAL
3474 if (selection.rect && selection.beg.col > selection.end.col)
3475 ::swap (selection.beg.col, selection.end.col);
3476#endif
3477}
3478
3479#if !ENABLE_MINIMAL
3276void 3480void
3277rxvt_term::selection_remove_trailing_spaces () 3481rxvt_term::selection_remove_trailing_spaces () NOTHROW
3278{ 3482{
3279 int32_t end_col, end_row; 3483 int32_t end_col, end_row;
3280 text_t *stp; 3484 text_t *stp;
3281 3485
3282 end_col = selection.end.col; 3486 end_col = selection.end.col;
3283 end_row = selection.end.row; 3487 end_row = selection.end.row;
3488
3284 for ( ; end_row >= selection.beg.row; ) 3489 for (; end_row >= selection.beg.row; )
3285 { 3490 {
3286 stp = screen.text[end_row + TermWin.saveLines]; 3491 stp = ROW(end_row).t;
3492
3287 while (--end_col >= 0) 3493 while (--end_col >= 0)
3288 { 3494 {
3289 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3495 if (stp[end_col] != NOCHAR
3496 && !unicode::is_space (stp[end_col]))
3290 break; 3497 break;
3291 } 3498 }
3499
3292 if (end_col >= 0 3500 if (end_col >= 0
3293 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3501 || !ROW(end_row - 1).is_longer ())
3294 { 3502 {
3295 selection.end.col = end_col + 1; 3503 selection.end.col = end_col + 1;
3296 selection.end.row = end_row; 3504 selection.end.row = end_row;
3297 break; 3505 break;
3298 } 3506 }
3507
3299 end_row--; 3508 end_row--;
3300 end_col = TermWin.ncol; 3509 end_col = ncol;
3301 } 3510 }
3511
3302 if (selection.mark.row > selection.end.row) 3512 if (selection.mark.row > selection.end.row)
3303 { 3513 {
3304 selection.mark.row = selection.end.row; 3514 selection.mark.row = selection.end.row;
3305 selection.mark.col = selection.end.col; 3515 selection.mark.col = selection.end.col;
3306 } 3516 }
… …
3314/* 3524/*
3315 * Double click on button 3 when already selected 3525 * Double click on button 3 when already selected
3316 * EXT: button 3 double click 3526 * EXT: button 3 double click
3317 */ 3527 */
3318void 3528void
3319rxvt_term::selection_rotate (int x, int y) 3529rxvt_term::selection_rotate (int x, int y) NOTHROW
3320{ 3530{
3321 selection.clicks = selection.clicks % 3 + 1; 3531 selection.clicks = selection.clicks % 3 + 1;
3322 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3532 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3323} 3533}
3324 3534
3325/* ------------------------------------------------------------------------- */ 3535/* ------------------------------------------------------------------------- */
3326/* 3536/*
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 3537 * Respond to a request for our current selection
3336 * EXT: SelectionRequest 3538 * EXT: SelectionRequest
3337 */ 3539 */
3338void 3540void
3339rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3541rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3340{ 3542{
3341 XSelectionEvent ev; 3543 XSelectionEvent ev;
3342 XTextProperty ct;
3343 XICCEncodingStyle style;
3344 Atom target;
3345 3544
3346 ev.type = SelectionNotify; 3545 ev.type = SelectionNotify;
3347 ev.property = None; 3546 ev.property = None;
3348 ev.display = rq.display; 3547 ev.display = rq.display;
3349 ev.requestor = rq.requestor; 3548 ev.requestor = rq.requestor;
… …
3351 ev.target = rq.target; 3550 ev.target = rq.target;
3352 ev.time = rq.time; 3551 ev.time = rq.time;
3353 3552
3354 if (rq.target == xa[XA_TARGETS]) 3553 if (rq.target == xa[XA_TARGETS])
3355 { 3554 {
3356 Atom32 target_list[6]; 3555 Atom target_list[6];
3357 Atom32 *target = target_list; 3556 Atom *target = target_list;
3358 3557
3359 *target++ = (Atom32) xa[XA_TARGETS]; 3558 *target++ = xa[XA_TARGETS];
3360 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3559 *target++ = xa[XA_TIMESTAMP];
3361 *target++ = (Atom32) XA_STRING; 3560 *target++ = XA_STRING;
3362 *target++ = (Atom32) xa[XA_TEXT]; 3561 *target++ = xa[XA_TEXT];
3363 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3562 *target++ = xa[XA_COMPOUND_TEXT];
3364#if X_HAVE_UTF8_STRING 3563#if X_HAVE_UTF8_STRING
3365 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3564 *target++ = xa[XA_UTF8_STRING];
3366#endif 3565#endif
3367 3566
3368 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3567 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3369 (8 * sizeof (target_list[0])), PropModeReplace, 3568 32, PropModeReplace,
3370 (unsigned char *)target_list, 3569 (unsigned char *)target_list, target - target_list);
3371 target - target_list);
3372 ev.property = rq.property; 3570 ev.property = rq.property;
3373 } 3571 }
3374#if TODO // TODO 3572#if TODO // TODO
3375 else if (rq.target == xa[XA_MULTIPLE]) 3573 else if (rq.target == xa[XA_MULTIPLE])
3376 { 3574 {
3377 /* TODO: Handle MULTIPLE */ 3575 /* TODO: Handle MULTIPLE */
3378 } 3576 }
3379#endif 3577#endif
3380 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3578 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3381 { 3579 {
3382 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3580 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3383 (8 * sizeof (Time)), PropModeReplace,
3384 (unsigned char *)&selection_time, 1); 3581 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3385 ev.property = rq.property; 3582 ev.property = rq.property;
3386 } 3583 }
3387 else if (rq.target == XA_STRING 3584 else if (rq.target == XA_STRING
3388 || rq.target == xa[XA_TEXT] 3585 || rq.target == xa[XA_TEXT]
3389 || rq.target == xa[XA_COMPOUND_TEXT] 3586 || rq.target == xa[XA_COMPOUND_TEXT]
3390 || rq.target == xa[XA_UTF8_STRING] 3587 || rq.target == xa[XA_UTF8_STRING]
3391 ) 3588 )
3392 { 3589 {
3590 XTextProperty ct;
3591 Atom target = rq.target;
3393 short freect = 0; 3592 short freect = 0;
3394 int selectlen; 3593 int selectlen;
3395 wchar_t *cl; 3594 wchar_t *cl;
3396 3595 enum {
3397 target = rq.target; 3596 enc_string = XStringStyle,
3597 enc_text = XStdICCTextStyle,
3598 enc_compound_text = XCompoundTextStyle,
3599#ifdef X_HAVE_UTF8_STRING
3600 enc_utf8 = XUTF8StringStyle,
3601#else
3602 enc_utf8 = -1,
3603#endif
3604 } style;
3398 3605
3399 if (target == XA_STRING) 3606 if (target == XA_STRING)
3400 // we actually don't do XA_STRING, but who cares, as i18n clients 3607 // we actually don't do XA_STRING, but who cares, as i18n clients
3401 // will ask for another format anyways. 3608 // will ask for another format anyways.
3402 style = XStringStyle; 3609 style = enc_string;
3403 else if (target == xa[XA_TEXT]) 3610 else if (target == xa[XA_TEXT])
3404 style = XStdICCTextStyle; 3611 style = enc_text;
3405 else if (target == xa[XA_COMPOUND_TEXT]) 3612 else if (target == xa[XA_COMPOUND_TEXT])
3406 style = XCompoundTextStyle; 3613 style = enc_compound_text;
3407#if X_HAVE_UTF8_STRING 3614#if !ENABLE_MINIMAL
3408 else if (target == xa[XA_UTF8_STRING]) 3615 else if (target == xa[XA_UTF8_STRING])
3409 style = XUTF8StringStyle; 3616 style = enc_utf8;
3410#endif 3617#endif
3411 else 3618 else
3412 { 3619 {
3413 target = xa[XA_COMPOUND_TEXT]; 3620 target = xa[XA_COMPOUND_TEXT];
3414 style = XCompoundTextStyle; 3621 style = enc_compound_text;
3415 } 3622 }
3416 3623
3417 if (selection.text) 3624 if (selection.text)
3418 { 3625 {
3419 cl = selection.text; 3626 cl = selection.text;
… …
3423 { 3630 {
3424 cl = L""; 3631 cl = L"";
3425 selectlen = 0; 3632 selectlen = 0;
3426 } 3633 }
3427 3634
3428 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3635#if !ENABLE_MINIMAL
3429 // manually for XUTF8StringStyle. 3636 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3637 // so recode it manually
3638 if (style == enc_utf8)
3639 {
3640 freect = 1;
3641 ct.encoding = target;
3642 ct.format = 8;
3643 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3644 ct.nitems = strlen ((char *)ct.value);
3645 }
3646 else
3647#endif
3430 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3648 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3431 freect = 1; 3649 freect = 1;
3432 else 3650 else
3433 { 3651 {
3434 /* if we failed to convert then send it raw */ 3652 /* if we failed to convert then send it raw */
3435 ct.value = (unsigned char *)cl; 3653 ct.value = (unsigned char *)cl;
3436 ct.nitems = selectlen; 3654 ct.nitems = selectlen;
3655 ct.encoding = target;
3437 } 3656 }
3438 3657
3439 XChangeProperty (display->display, rq.requestor, rq.property, 3658 XChangeProperty (dpy, rq.requestor, rq.property,
3440 target, 8, PropModeReplace, 3659 ct.encoding, 8, PropModeReplace,
3441 ct.value, (int)ct.nitems); 3660 ct.value, (int)ct.nitems);
3442 ev.property = rq.property; 3661 ev.property = rq.property;
3443 3662
3444 if (freect) 3663 if (freect)
3445 XFree (ct.value); 3664 XFree (ct.value);
3446 } 3665 }
3447 3666
3448 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3667 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} 3668}
3466 3669
3467/* ------------------------------------------------------------------------- */ 3670/* ------------------------------------------------------------------------- */
3468#ifdef USE_XIM 3671#ifdef USE_XIM
3469void 3672void
3470rxvt_term::im_set_position (XPoint *pos) 3673rxvt_term::im_set_position (XPoint &pos) NOTHROW
3471{ 3674{
3472 XWindowAttributes xwa; 3675 XWindowAttributes xwa;
3473 3676
3474 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3677 XGetWindowAttributes (dpy, vt, &xwa);
3678
3475 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3679 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3476 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3680 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3477} 3681}
3478
3479#endif 3682#endif
3683
3684#if ENABLE_OVERLAY
3685void
3686rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3687{
3688 if (nrow < 1 || ncol < 1)
3689 return;
3690
3691 want_refresh = 1;
3692
3693 scr_overlay_off ();
3694
3695 if (x < 0) x = ncol - w;
3696 if (y < 0) y = nrow - h;
3697
3698 // make space for border
3699 w += 2; min_it (w, ncol);
3700 h += 2; min_it (h, nrow);
3701
3702 x -= 1; clamp_it (x, 0, ncol - w);
3703 y -= 1; clamp_it (y, 0, nrow - h);
3704
3705 ov_x = x; ov_y = y;
3706 ov_w = w; ov_h = h;
3707
3708 ov_text = new text_t *[h];
3709 ov_rend = new rend_t *[h];
3710
3711 for (y = 0; y < h; y++)
3712 {
3713 text_t *tp = ov_text[y] = new text_t[w];
3714 rend_t *rp = ov_rend[y] = new rend_t[w];
3715
3716 text_t t0, t1, t2;
3717 rend_t r = OVERLAY_RSTYLE;
3718
3719 if (y == 0)
3720 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3721 else if (y < h - 1)
3722 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3723 else
3724 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3725
3726 *tp++ = t0;
3727 *rp++ = r;
3728
3729 for (x = w - 2; x > 0; --x)
3730 {
3731 *tp++ = t1;
3732 *rp++ = r;
3733 }
3734
3735 *tp = t2;
3736 *rp = r;
3737 }
3738}
3739
3740void
3741rxvt_term::scr_overlay_off () NOTHROW
3742{
3743 if (!ov_text)
3744 return;
3745
3746 want_refresh = 1;
3747
3748 for (int y = 0; y < ov_h; y++)
3749 {
3750 delete [] ov_text[y];
3751 delete [] ov_rend[y];
3752 }
3753
3754 delete [] ov_text; ov_text = 0;
3755 delete [] ov_rend; ov_rend = 0;
3756}
3757
3758void
3759rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3760{
3761 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3762 return;
3763
3764 x++, y++;
3765
3766 ov_text[y][x] = text;
3767 ov_rend[y][x] = rend;
3768}
3769
3770void
3771rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3772{
3773 while (*s)
3774 scr_overlay_set (x++, y, *s++);
3775}
3776
3777void
3778rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3779{
3780 while (*s)
3781 {
3782 text_t t = *s++;
3783 int width = WCWIDTH (t);
3784
3785 while (width--)
3786 {
3787 scr_overlay_set (x++, y, t);
3788 t = NOCHAR;
3789 }
3790 }
3791}
3792
3793void
3794rxvt_term::scr_swap_overlay () NOTHROW
3795{
3796 if (!ov_text)
3797 return;
3798
3799 // swap screen mem with overlay
3800 for (int y = ov_h; y--; )
3801 {
3802 text_t *t1 = ov_text[y];
3803 rend_t *r1 = ov_rend[y];
3804
3805 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3806 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3807
3808 for (int x = ov_w; x--; )
3809 {
3810 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3811 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3812 }
3813 }
3814}
3815
3816#endif
3480/* ------------------------------------------------------------------------- */ 3817/* ------------------------------------------------------------------------- */
3818

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