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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 1.407 by sf-exg, Wed Nov 16 18:52:17 2011 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 <schmorp@schmorp.de>
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 separate compile!
38 34
35static inline void
39inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
40{ 37{
41 while (len--) 38 while (len--)
42 *start++ = value; 39 *start++ = value;
43} 40}
44 41
45/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384
47#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
48 44
49/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 48#define ZERO_SCROLLBACK() \
53 if (Options & Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 50 view_start = 0
55#define CLEAR_SELECTION() \ 51#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 52 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 54#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
… …
86 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
87#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
88 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
89 85
90/* 86/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * 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
94 */ 88 */
95#define drawBuffer TermWin.vt
96
97#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \
99 XClearArea (display->display, drawBuffer, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \
101 (unsigned int)Height2Pixel (num), False)
102
103#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 90 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
106 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
108
109#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
111 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \
113 (unsigned int)Height2Pixel (num))
114 94
115/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
118/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
119void 100void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 102{
122 efs &= ~RS_baseattrMask; 103 if (!l.t)
123 efs = SET_FONT (efs, TermWin.ascii_map [' ' - 0x20]); 104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
124 117
125 while (width--) 118 while (width--)
126 { 119 {
127 *et++ = ' '; 120 *et++ = ' ';
128 *er++ = efs; 121 *er++ = efs;
… …
130} 123}
131 124
132/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
134void 127void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 129{
137#ifdef DEBUG_STRICT 130 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 }
145 131
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
147} 155}
148 156
149/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
152void 161void
153rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
154{ 163{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 164#if ENABLE_OVERLAY
156 unsigned int p, q; 165 scr_overlay_off ();
157 int k; 166#endif
158 rend_t setrstyle;
159 167
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
161
162 TermWin.view_start = 0; 168 view_start = 0;
163 num_scr = 0; 169 num_scr = 0;
164 170
165 if (TermWin.ncol == 0) 171 if (ncol == 0)
166 TermWin.ncol = 80; 172 ncol = 80;
167 173
168 if (TermWin.nrow == 0) 174 if (nrow == 0)
169 TermWin.nrow = 24; 175 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 176
174 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 178 return;
176 179
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 , 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 (); 241 selection.clip_text = NULL;
251 rvideo = 0; 242 selection.clip_len = 0;
252 } 243 }
253 else 244 else
254 { 245 {
255 /* 246 /*
256 * add or delete rows as appropriate 247 * add or delete rows as appropriate
257 */ 248 */
258 setrstyle = DEFAULT_RSTYLE;
259 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
260 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
261 { 255 {
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++) 256 for (int row = nrow; row < prev_nrow; row++)
267 { 257 {
268 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
269 263
270 if (screen.text[q]) 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
301
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
271 { 303 {
272#ifdef DEBUG_STRICT 304 p = MOD (p - 1, prev_total_rows);
273 assert (screen.rend[q]); 305
274#endif 306 plines++;
275 talloc->free (screen.text[q]); 307 llen += prev_ncol;
276 ralloc->free (screen.rend[q]);
277 } 308 }
278 309
279 if (swap.text[p]) 310 int qlines = max (0, (llen - 1) / ncol) + 1;
311
312 // drop partial lines completely
313 if (q < qlines)
314 break;
315
316 q -= qlines;
317
318 int lofs = 0;
319 line_t *qline;
320
321 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++)
280 { 323 {
281#ifdef DEBUG_STRICT 324 qline = row_buf + qrow;
282 assert (swap.rend[p]); 325 lalloc (*qline);
283#endif 326 qline->l = ncol;
284 talloc->free (swap.text[p]); 327 qline->is_longer (1);
285 ralloc->free (swap.rend[p]); 328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
337 {
338 int prow = lofs / prev_ncol;
339 int pcol = lofs % prev_ncol;
340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
286 } 360 }
287 361
288#ifdef DEBUG_STRICT 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
289 assert (drawn_text[p] && drawn_rend[p]); 363 qline->is_longer (0);
290#endif 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
291 talloc->free (drawn_text[p]);
292 ralloc->free (drawn_rend[p]);
293 } 365 }
366 while (p != pend && q > 0);
294 367
295 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
296 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 top_row = q - term_start;
297 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
298 370
299 scr_reset_realloc (); /* realloc _last_ */ 371 // make sure all terminal lines exist
300 } 372 while (top_row > 0)
301 else if (nrow > prev_nrow) 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
302 { 374 }
303 /* add rows */ 375 else
304 scr_reset_realloc (); /* realloc _first_ */ 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
305 378
306 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379 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 { 380 {
312 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
313 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
314 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
315 } 386 }
316 387
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++) 388 for (int row = prev_nrow; row < nrow; row++)
321 { 389 {
322 swap.tlen[p] = 0; 390 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 } 391 }
330 392
331 if (k > 0) 393 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 { 394 }
352 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
353 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
354 395
355 for (p = 0; p < total_rows; p++) 396 free (old_buf);
356 { 397 delete old_ta;
357 if (screen.text[p]) 398 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));
361 399
362 MIN_IT (screen.tlen[p], (int16_t)ncol); 400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
402 }
363 403
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); 404 free (tabs);
405 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
406 411
407 prev_nrow = nrow; 412 prev_nrow = nrow;
408 prev_ncol = ncol; 413 prev_ncol = ncol;
409 414
410 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
411
412 for (p = 0; p < ncol; p++)
413 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
414
415 tt_winch (); 415 tt_winch ();
416}
417 416
418void 417 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} 418}
440 419
441/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
442/* 421/*
443 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
444 */ 423 */
445void 424void
446rxvt_term::scr_release () 425rxvt_term::scr_release () NOTHROW
447{ 426{
448 uint16_t total_rows; 427 if (row_buf)
449 int i; 428 {
450
451 total_rows = TermWin.nrow + TermWin.saveLines;
452
453 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
454 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
455 431
456 free (screen.text); 432 free (row_buf);
457 free (screen.tlen); 433 free (swap_buf);
458 free (screen.rend); 434 free (drawn_buf);
459 free (drawn_text); 435 row_buf = 0; // signal that we freed all the arrays above
460 free (drawn_rend); 436
461 free (swap.text);
462 free (swap.tlen);
463 free (swap.rend);
464 free (buf_text);
465 free (buf_rend);
466 free (tabs); 437 free (tabs);
467 438 tabs = 0;
468 /* NULL these so if anything tries to use them, we'll know about it */ 439 }
469 screen.text = drawn_text = swap.text = NULL;
470 screen.rend = drawn_rend = swap.rend = NULL;
471 screen.tlen = swap.tlen = NULL;
472 buf_text = NULL;
473 buf_rend = NULL;
474 tabs = NULL;
475} 440}
476 441
477/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
478/* 443/*
479 * Hard reset 444 * Hard/Soft reset
480 */ 445 */
481void 446void
482rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
483{ 448{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 449 scr_release ();
487 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
488 scr_reset (); 453 scr_reset ();
489 454
490 scr_clear (true); 455 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
457}
458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
492} 473}
493 474
494/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 479 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 482 */
502void 483void
503rxvt_term::scr_cursor (int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 485{
505 screen_t *s; 486 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 487
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
511 s = &swap; 490 s = &swap;
512 else 491 else
… …
514 s = &screen; 493 s = &screen;
515 494
516 switch (mode) 495 switch (mode)
517 { 496 {
518 case SAVE: 497 case SAVE:
519 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
520 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
521 s->s_rstyle = rstyle; 500 s->s_rstyle = rstyle;
522 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
523 s->s_charset_char = charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
524 break; 503 break;
525 504
526 case RESTORE: 505 case RESTORE:
527 want_refresh = 1; 506 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
531 rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
533 charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
534 set_font_style (); 513 set_font_style ();
535 break; 514 break;
536 } 515 }
537 516
538 /* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT (s->cur.row, TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
540 MIN_IT (s->cur.col, TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT
542 assert (s->cur.row >= 0); 520 assert (s->cur.row >= 0);
543 assert (s->cur.col >= 0); 521 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */ 522}
545 MAX_IT (s->cur.row, 0); 523
546 MAX_IT (s->cur.col, 0); 524void
547#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
548} 537}
549 538
550/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
551/* 540/*
552 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 544 */
556int 545void
557rxvt_term::scr_change_screen (int scrn) 546rxvt_term::scr_change_screen (int scrn)
558{ 547{
559 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 /* check for boundary cross */
555 row_col_t pos;
556 pos.row = pos.col = 0;
557 if (ROWCOL_IS_BEFORE (selection.beg, pos)
558 && ROWCOL_IS_AFTER (selection.end, pos))
559 CLEAR_SELECTION ();
560
561 current_screen = scrn;
562
560#if NSCREENS 563#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) 564 if (option (Opt_secondaryScreen))
578 { 565 {
579 num_scr = 0; 566 num_scr = 0;
580 offset = TermWin.saveLines; 567
581 for (i = prev_nrow; i--;) 568 scr_swap_screen ();
582 { 569
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); 570 ::swap (screen.charset, swap.charset);
599 SWAP_IT (screen.flags, swap.flags, int); 571 ::swap (screen.flags, swap.flags);
600 screen.flags |= Screen_VisibleCursor; 572 screen.flags |= Screen_VisibleCursor;
601 swap.flags |= Screen_VisibleCursor; 573 swap.flags |= Screen_VisibleCursor;
602 } 574 }
603 else 575 else
604#endif 576#endif
605 if (Options & Opt_secondaryScroll) 577 if (option (Opt_secondaryScroll))
606 //if (current_screen == PRIMARY)
607 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 578 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
608 return scrn; 579}
580
581// clear WrapNext indicator, solidifying position on next line
582void
583rxvt_term::scr_do_wrap () NOTHROW
584{
585 if (!(screen.flags & Screen_WrapNext))
586 return;
587
588 screen.flags &= ~Screen_WrapNext;
589
590 screen.cur.col = 0;
591
592 if (screen.cur.row == screen.bscroll)
593 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
594 else if (screen.cur.row < nrow - 1)
595 screen.cur.row++;
609} 596}
610 597
611/* ------------------------------------------------------------------------- */ 598/* ------------------------------------------------------------------------- */
612/* 599/*
613 * Change the colour for following text 600 * Change the colour for following text
614 */ 601 */
615void 602void
616rxvt_term::scr_color (unsigned int color, int fgbg) 603rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
617{ 604{
618 color &= RS_fgMask; 605 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
606 color = fgbg;
607
619 if (fgbg == Color_fg) 608 if (fgbg == Color_fg)
620 rstyle = SET_FGCOLOR (rstyle, color); 609 rstyle = SET_FGCOLOR (rstyle, color);
621 else 610 else
622 rstyle = SET_BGCOLOR (rstyle, color); 611 rstyle = SET_BGCOLOR (rstyle, color);
623} 612}
… …
625/* ------------------------------------------------------------------------- */ 614/* ------------------------------------------------------------------------- */
626/* 615/*
627 * Change the rendition style for following text 616 * Change the rendition style for following text
628 */ 617 */
629void 618void
630rxvt_term::scr_rendition (int set, int style) 619rxvt_term::scr_rendition (int set, int style) NOTHROW
631 { 620{
632 if (set) 621 if (set)
633 rstyle |= style; 622 rstyle |= style;
634 else if (style == ~RS_None) 623 else if (style == ~RS_None)
635 rstyle = DEFAULT_RSTYLE; 624 rstyle = DEFAULT_RSTYLE;
636 else 625 else
637 rstyle &= ~style; 626 rstyle &= ~style;
638 } 627}
639 628
640/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
641/* 630/*
642 * Scroll text between <row1> and <row2> inclusive, by <count> lines 631 * Scroll text between <row1> and <row2> inclusive, by <count> lines
643 * count positive ==> scroll up 632 * count positive ==> scroll up
644 * count negative ==> scroll down 633 * count negative ==> scroll down
645 * spec == 0 for normal routines
646 */ 634 */
647int 635int
648rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 636rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
649{ 637{
650 int i, j;
651 long nscrolled;
652
653 if (count == 0 || (row1 > row2)) 638 if (count == 0 || (row1 > row2))
654 return 0; 639 return 0;
655 640
656 want_refresh = 1; 641 want_refresh = 1;
657 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 642 num_scr += count;
658 643
659 if (row1 == 0 && count > 0 644 if (count > 0
645 && row1 == 0
660 && (current_screen == PRIMARY || Options & Opt_secondaryScroll)) 646 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
647 {
648 min_it (count, total_rows - (nrow - (row2 + 1)));
649
650 top_row = max (top_row - count, -saveLines);
651
652 // sever bottommost line
661 { 653 {
662 nscrolled = (long)TermWin.nscrolled + (long)count; 654 line_t &l = ROW(row2);
655 l.is_longer (0);
656 l.touch ();
657 }
663 658
664 if (nscrolled > (long)TermWin.saveLines) 659 // scroll everything up 'count' lines
665 TermWin.nscrolled = TermWin.saveLines; 660 term_start = (term_start + count) % total_rows;
661
662 // now copy lines below the scroll region bottom to the
663 // bottom of the screen again, so they look as if they
664 // hadn't moved.
665 for (int i = nrow; --i > row2; )
666 {
667 line_t &l1 = ROW(i - count);
668 line_t &l2 = ROW(i);
669
670 ::swap (l1, l2);
671 l2.touch ();
672 }
673
674 // erase newly scrolled-in lines
675 for (int i = count; i--; )
676 {
677 line_t &l = ROW(row2 - i);
678
679 // optimise if already cleared, can be significant on slow machines
680 // could be rolled into scr_blank_screen_mem
681 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
682 {
683 scr_blank_line (l, 0, l.l, rstyle);
684 l.l = 0;
685 l.f = 0;
686 }
666 else 687 else
667 TermWin.nscrolled = (uint16_t)nscrolled; 688 scr_blank_screen_mem (l, rstyle);
689 }
668 690
691 // move and/or clear selection, if any
692 if (selection.op && current_screen == selection.screen
693 && selection.beg.row <= row2)
694 {
695 selection.beg.row -= count;
696 selection.end.row -= count;
697 selection.mark.row -= count;
698
699 selection_check (0);
700 }
701
702 // finally move the view window, if desired
669 if ((Options & Opt_scrollWithBuffer) 703 if (option (Opt_scrollWithBuffer)
670 && TermWin.view_start != 0 704 && view_start != 0
671 && TermWin.view_start != TermWin.saveLines) 705 && view_start != -saveLines)
672 scr_page (UP, count); 706 scr_page (UP, count);
707
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 }
711 else
673 } 712 {
674 else if (!spec)
675 row1 += TermWin.saveLines;
676
677 row2 += TermWin.saveLines;
678
679 if (selection.op && current_screen == selection.screen) 713 if (selection.op && current_screen == selection.screen)
680 { 714 {
681 i = selection.beg.row + TermWin.saveLines; 715 if ((selection.beg.row < row1 && selection.end.row > row1)
682 j = selection.end.row + TermWin.saveLines; 716 || (selection.beg.row < row2 && selection.end.row > row2)
683 if ((i < row1 && j > row1) 717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
684 || (i < row2 && j > row2) 718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
685 || (i - count < row1 && i >= row1) 719 || (selection.end.row - count < row1 && selection.end.row >= row1)
686 || (i - count > row2 && i <= row2) 720 || (selection.end.row - count > row2 && selection.end.row <= row2))
687 || (j - count < row1 && j >= row1)
688 || (j - count > row2 && j <= row2))
689 { 721 {
690 CLEAR_ALL_SELECTION (); 722 CLEAR_ALL_SELECTION ();
691 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 723 selection.op = SELECTION_CLEAR;
692 } 724 }
693 else if (j >= row1 && j <= row2) 725 else if (selection.end.row >= row1 && selection.end.row <= row2)
694 { 726 {
695 /* move selected region too */ 727 /* move selected region too */
696 selection.beg.row -= count; 728 selection.beg.row -= count;
697 selection.end.row -= count; 729 selection.end.row -= count;
698 selection.mark.row -= count; 730 selection.mark.row -= count;
731
732 selection_check (0);
699 } 733 }
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 { 734 }
736 buf_text[i] = screen.text[j]; 735
737 buf_rend[i] = screen.rend[j]; 736 // use a simple and robust scrolling algorithm, this
737 // part of scr_scroll_text is not time-critical.
738
739 // sever line above scroll region
740 if (row1)
738 } 741 {
739 742 line_t &l = ROW(row1 - 1);
740 /* B2: Rotate lines */ 743 l.is_longer (0);
741 for (j = row2, i = j - count; i >= row1; i--, j--) 744 l.touch ();
742 { 745 }
743 screen.tlen[j] = screen.tlen[i]; 746
744 screen.text[j] = screen.text[i]; 747 int rows = row2 - row1 + 1;
745 screen.rend[j] = screen.rend[i]; 748
749 min_it (count, rows);
750
751 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
752
753 for (int row = 0; row < rows; row++)
746 } 754 {
755 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
747 756
748 j = row1, i = count; 757 if (!IN_RANGE_EXC (row + count, 0, rows))
749 count = -count; 758 scr_blank_screen_mem (temp_buf [row], rstyle);
759 }
760
761 for (int row = 0; row < rows; row++)
762 ROW(row1 + row) = temp_buf [row];
763
764 // sever bottommost line
765 {
766 line_t &l = ROW(row2);
767 l.is_longer (0);
768 l.touch ();
750 } 769 }
751 770 }
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);
759 771
760 return count; 772 return count;
761} 773}
762 774
763/* ------------------------------------------------------------------------- */ 775/* ------------------------------------------------------------------------- */
764/* 776/*
765 * Add text given in <str> of length <len> to screen struct 777 * Add text given in <str> of length <len> to screen struct
766 */ 778 */
767void 779void
768rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 780rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
769{ 781{
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 */ 782 if (len <= 0) /* sanity */
777 return; 783 return;
778 784
785 bool checksel;
786 unicode_t c;
787 int ncol = this->ncol;
788 const wchar_t *strend = str + len;
789
779 want_refresh = 1; 790 want_refresh = 1;
780 last_col = TermWin.ncol;
781
782 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
783 ZERO_SCROLLBACK (); 791 ZERO_SCROLLBACK ();
792
784 if (nlines > 0) 793 if (minlines > 0)
785 { 794 {
786 nlines += screen.cur.row - screen.bscroll; 795 minlines += screen.cur.row - screen.bscroll;
796 min_it (minlines, screen.cur.row - top_row);
797
787 if ((nlines > 0) 798 if (minlines > 0
788 && (screen.tscroll == 0) 799 && screen.tscroll == 0
789 && (screen.bscroll == (TermWin.nrow - 1))) 800 && screen.bscroll == nrow - 1)
790 { 801 {
791 /* _at least_ this many lines need to be scrolled */ 802 /* _at least_ this many lines need to be scrolled */
792 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 803 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
793 screen.cur.row -= nlines; 804 screen.cur.row -= minlines;
794 } 805 }
795 } 806 }
796 807
797#ifdef DEBUG_STRICT
798 assert (screen.cur.col < last_col); 808 assert (screen.cur.col < ncol);
799 assert ((screen.cur.row < TermWin.nrow) 809 assert (screen.cur.row < nrow
800 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 810 && screen.cur.row >= top_row);
801#else /* drive with your eyes closed */ 811 int row = screen.cur.row;
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
806 row = screen.cur.row + TermWin.saveLines;
807 812
808 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 813 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
809 clearsel = 0;
810 814
811 stp = screen.text[row]; 815 line_t *line = &ROW(row);
812 srp = screen.rend[row];
813 816
814 while (len--) 817 while (str < strend)
815 { 818 {
816 c = *str++; 819 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
817 820
818 if (c < 0x20) 821 if (ecb_unlikely (c < 0x20))
819 switch (c) 822 if (c == C0_LF)
820 { 823 {
821 case C0_HT: 824 max_it (line->l, screen.cur.col);
822 scr_tab (1);
823 continue;
824 825
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; 826 screen.flags &= ~Screen_WrapNext;
830 827
831 if (screen.cur.row == screen.bscroll) 828 if (screen.cur.row == screen.bscroll)
832 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 829 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
833 else if (screen.cur.row < (TermWin.nrow - 1)) 830 else if (screen.cur.row < (nrow - 1))
834 row = (++screen.cur.row) + TermWin.saveLines; 831 row = ++screen.cur.row;
835 832
836 stp = screen.text[row]; /* _must_ refresh */ 833 line = &ROW(row); /* _must_ refresh */
837 srp = screen.rend[row]; /* _must_ refresh */
838 continue; 834 continue;
839
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;
845 screen.cur.col = 0;
846 continue;
847 } 835 }
836 else if (c == C0_CR)
837 {
838 max_it (line->l, screen.cur.col);
848 839
840 screen.flags &= ~Screen_WrapNext;
841 screen.cur.col = 0;
842 continue;
843 }
844 else if (c == C0_HT)
845 {
846 scr_tab (1, true);
847 continue;
848 }
849
850 if (ecb_unlikely (
849 if (checksel /* see if we're writing within selection */ 851 checksel /* see if we're writing within selection */
850 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 852 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
851 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 853 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
854 ))
852 { 855 {
853 checksel = 0; 856 checksel = 0;
854 clearsel = 1;
855 } 857 /*
856 858 * If we wrote anywhere in the selected area, kill the selection
857 if (screen.flags & Screen_WrapNext) 859 * XXX: should we kill the mark too? Possibly, but maybe that
860 * should be a similar check.
861 */
862 CLEAR_SELECTION ();
858 { 863 }
859 screen.tlen[row] = -1;
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;
864 864
865 stp = screen.text[row]; /* _must_ refresh */ 865 if (ecb_unlikely (screen.flags & Screen_WrapNext))
866 srp = screen.rend[row]; /* _must_ refresh */
867 screen.cur.col = 0;
868 screen.flags &= ~Screen_WrapNext;
869 } 866 {
867 scr_do_wrap ();
870 868
871 if (screen.flags & Screen_Insert) 869 line->l = ncol;
872 scr_insdel_chars (1, INSERT); 870 line->is_longer (1);
873 871
872 row = screen.cur.row;
873 line = &ROW(row); /* _must_ refresh */
874 }
875
876 // some utf-8 decoders "decode" surrogate characters: let's fix this.
877 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
878 c = 0xfffd;
879
874 // rely on wcwidth to tell us the character width, at least for non-latin1 880 // rely on wcwidth to tell us the character width, do wcwidth before
875 // do wcwidth before further replacements, as wcwidth says that line-drawing 881 // further replacements, as wcwidth might return -1 for the line
876 // characters have width -1 (DOH!) on GNU/Linux sometimes. 882 // drawing characters below as they might be invalid in the current
877 int width = c < 0x100 ? 1 : wcwidth (c); 883 // locale.
884 int width = WCWIDTH (c);
878 885
879 if (charsets[screen.charset] == '0') // DEC SPECIAL 886 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
880 { 887 {
881 // vt100 special graphics and line drawing 888 // vt100 special graphics and line drawing
889 // 5f-7e standard vt100
890 // 40-5e rxvt extension for extra curses acs chars
882 static uint16_t vt100_0[32] = { // 5f .. 7e 891 static uint16_t vt100_0[62] = { // 41 .. 7e
892 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
893 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
894 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
895 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
883 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 896 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
884 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 897 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
885 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 898 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
886 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, 899 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
887 }; 900 };
888 901
889 if (c >= 0x5f && c <= 0x7e) 902 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
890 { 903 {
891 c = vt100_0[c - 0x5f]; 904 c = vt100_0[c - 0x41];
892 width = 1; 905 width = 1; // vt100 line drawing characters are always single-width
893 } 906 }
894 } 907 }
895 908
909 if (ecb_unlikely (screen.flags & Screen_Insert))
910 scr_insdel_chars (width, INSERT);
911
896 if (width != 0) 912 if (width != 0)
897 { 913 {
898#if !UNICODE_3 && ENABLE_COMBINING 914#if !UNICODE_3
899 // trim characters we can't store directly :( 915 // trim characters we can't store directly :(
900 if (c >= 0x10000) 916 if (c >= 0x10000)
917# if ENABLE_COMBINING
901 c = rxvt_composite.compose (c); // map to lower 16 bits 918 c = rxvt_composite.compose (c); // map to lower 16 bits
919# else
920 c = 0xfffd;
902#endif 921# endif
903 bool bold = (Options & Opt_realBold) && ((rstyle & RS_Bold) != 0); 922#endif
904 rend_t rend = SET_FONT (rstyle, 923
905 c > 0x7f || bold || c < 0x20 924 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
906 ? TermWin.fontset->find_font (c, bold) 925
907 : TermWin.ascii_map [c - 0x20]); 926 // if the character doesn't fit into the remaining columns...
927 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
928 {
929 if (screen.flags & Screen_Autowrap)
930 {
931 // ... artificially enlargen the previous one
932 c = NOCHAR;
933 // and try the same character next loop iteration
934 --str;
935 }
936 else
937 screen.cur.col = ncol - width;
938 }
939
940 // nuke the character at this position, if required
941 // due to wonderful coincidences everywhere else in this loop
942 // we never have to check for overwriting a wide char itself,
943 // only its tail.
944 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
945 scr_kill_char (*line, screen.cur.col);
946
947 line->touch ();
908 948
909 do 949 do
910 { 950 {
911 stp[screen.cur.col] = c; 951 line->t[screen.cur.col] = c;
912 srp[screen.cur.col] = rend; 952 line->r[screen.cur.col] = rend;
913 953
914 if (screen.cur.col < last_col - 1) 954 if (ecb_likely (screen.cur.col < ncol - 1))
915 screen.cur.col++; 955 screen.cur.col++;
916 else 956 else
917 { 957 {
918 screen.tlen[row] = last_col; 958 line->l = ncol;
919 if (screen.flags & Screen_Autowrap) 959 if (screen.flags & Screen_Autowrap)
920 screen.flags |= Screen_WrapNext; 960 screen.flags |= Screen_WrapNext;
921 break; 961
962 goto end_of_line;
922 } 963 }
923 964
924 c = NOCHAR; 965 c = NOCHAR;
925 } 966 }
926 while (--width > 0); 967 while (ecb_unlikely (--width > 0));
927 968
928 // pad with spaces when overwriting wide character with smaller one 969 // pad with spaces when overwriting wide character with smaller one
929 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 970 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
930 { 971 {
931 stp[c] = ' '; 972 line->t[c] = ' ';
932 srp[c] = rend; 973 line->r[c] = rend;
933 } 974 }
975
976end_of_line:
934 } 977 ;
935 else if (width == 0)
936 { 978 }
937#if ENABLE_COMBINING 979#if ENABLE_COMBINING
938 // handle combining characters 980 else // width == 0
939 // we just tag the accent on the previous on-screen character. 981 {
940 // this is arguably not correct, but also arguably not wrong. 982 if (c != 0xfeff) // ignore BOM
941 // we don't handle double-width characters nicely yet.
942
943 text_t *tp;
944 rend_t *rp;
945
946 if (screen.cur.col > 0)
947 { 983 {
984 // handle combining characters
985 // we just tag the accent on the previous on-screen character.
986 // this is arguably not correct, but also arguably not wrong.
987 // we don't handle double-width characters nicely yet.
988 line_t *linep;
989 text_t *tp;
990 rend_t *rp;
991
992 if (screen.cur.col > 0)
993 {
994 linep = line;
948 tp = stp + screen.cur.col - 1; 995 tp = line->t + screen.cur.col - 1;
949 rp = srp + screen.cur.col - 1; 996 rp = line->r + screen.cur.col - 1;
997 }
998 else if (screen.cur.row > 0
999 && ROW(screen.cur.row - 1).is_longer ())
1000 {
1001 linep = &ROW(screen.cur.row - 1);
1002 tp = line->t + ncol - 1;
1003 rp = line->r + ncol - 1;
1004 }
1005 else
1006 continue;
1007
1008 linep->touch ();
1009
1010 while (*tp == NOCHAR && tp > linep->t)
1011 tp--, rp--;
1012
1013 // first try to find a precomposed character
1014 unicode_t n = rxvt_compose (*tp, c);
1015 if (n == NOCHAR)
1016 n = rxvt_composite.compose (*tp, c);
1017
1018 *tp = n;
1019 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
950 } 1020 }
951 else if (screen.cur.row > 0
952 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
953 {
954 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
955 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
956 } 1021 }
957 else
958 continue;
959
960 // handle double-width-chars by making them look extremely ugly
961 if (*tp == NOCHAR)
962 *tp = ' '; // hack //D //TODO //--tp, --rp;
963
964 // first try to find a precomposed character
965 unicode_t n = rxvt_compose (*tp, c);
966 if (n == NOCHAR)
967 n = rxvt_composite.compose (*tp, c);
968
969 *tp = n;
970 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
971#endif 1022#endif
972 }
973 } 1023 }
974 1024
975 if (screen.tlen[row] != -1) /* XXX: think about this */ 1025 max_it (line->l, screen.cur.col);
976 MAX_IT (screen.tlen[row], screen.cur.col);
977 1026
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
986#ifdef DEBUG_STRICT
987 assert (screen.cur.row >= 0); 1027 assert (screen.cur.row >= 0);
988#else /* drive with your eyes closed */
989 MAX_IT (screen.cur.row, 0);
990#endif
991} 1028}
992 1029
993/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
994/* 1031/*
995 * Process Backspace. Move back the cursor back a position, wrap if have to 1032 * Process Backspace. Move back the cursor back a position, wrap if have to
996 * XTERM_SEQ: CTRL-H 1033 * XTERM_SEQ: CTRL-H
997 */ 1034 */
998void 1035void
999rxvt_term::scr_backspace () 1036rxvt_term::scr_backspace () NOTHROW
1000{ 1037{
1001 want_refresh = 1;
1002
1003 if (screen.cur.col == 0) 1038 if (screen.cur.col == 0)
1004 { 1039 {
1005 if (screen.cur.row > 0) 1040 if (screen.cur.row > 0)
1006 { 1041 {
1007#ifdef TERMCAP_HAS_BW 1042#ifdef TERMCAP_HAS_BW
1008 screen.cur.col = TermWin.ncol - 1; 1043 screen.cur.col = ncol - 1;
1009 screen.cur.row--; 1044 --screen.cur.row;
1010 return;
1011#endif
1012 1045
1046 want_refresh = 1;
1047#endif
1013 } 1048 }
1014 } 1049 }
1015 else if ((screen.flags & Screen_WrapNext) == 0) 1050 else if (screen.flags & Screen_WrapNext)
1051 screen.flags &= ~Screen_WrapNext;
1052 else
1016 scr_gotorc (0, -1, RELATIVE); 1053 scr_gotorc (0, -1, RELATIVE);
1017
1018 screen.flags &= ~Screen_WrapNext;
1019} 1054}
1020 1055
1021/* ------------------------------------------------------------------------- */ 1056/* ------------------------------------------------------------------------- */
1022/* 1057/*
1023 * Process Horizontal Tab 1058 * Process Horizontal Tab
1024 * count: +ve = forward; -ve = backwards 1059 * count: +ve = forward; -ve = backwards
1025 * XTERM_SEQ: CTRL-I 1060 * XTERM_SEQ: CTRL-I
1026 */ 1061 */
1027void 1062void
1028rxvt_term::scr_tab (int count) 1063rxvt_term::scr_tab (int count, bool ht) NOTHROW
1029{ 1064{
1030 int i, x; 1065 int i, x;
1031 1066
1032 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1033 want_refresh = 1; 1067 want_refresh = 1;
1034 i = x = screen.cur.col; 1068 i = x = screen.cur.col;
1035 1069
1036 if (count == 0) 1070 if (count == 0)
1037 return; 1071 return;
1038 else if (count > 0) 1072 else if (count > 0)
1039 { 1073 {
1074 line_t &l = ROW(screen.cur.row);
1075 rend_t base_rend = l.r[i];
1076 ht &= l.t[i] == ' ';
1077
1040 for (; ++i < TermWin.ncol; ) 1078 for (; ++i < ncol; )
1041 if (tabs[i]) 1079 if (tabs[i])
1042 { 1080 {
1043 x = i; 1081 x = i;
1082
1044 if (!--count) 1083 if (!--count)
1045 break; 1084 break;
1046 } 1085 }
1086 else
1087 ht &= l.t[i] == ' '
1088 && RS_SAME (l.r[i], base_rend);
1047 1089
1048 if (count) 1090 if (count)
1049 x = TermWin.ncol - 1; 1091 x = ncol - 1;
1092
1093 // store horizontal tab commands as characters inside the text
1094 // buffer so they can be selected and pasted.
1095 if (ht && option (Opt_pastableTabs))
1096 {
1097 base_rend = SET_FONT (base_rend, 0);
1098
1099 l.touch (x);
1100
1101 i = screen.cur.col;
1102
1103 l.t[i] = '\t';
1104 l.r[i] = base_rend;
1105
1106 while (++i < x)
1107 {
1108 l.t[i] = NOCHAR;
1109 l.r[i] = base_rend;
1110 }
1111 }
1050 } 1112 }
1051 else /* if (count < 0) */ 1113 else /* if (count < 0) */
1052 { 1114 {
1053 for (; --i >= 0; ) 1115 for (; --i >= 0; )
1054 if (tabs[i]) 1116 if (tabs[i])
… …
1071 * Process DEC Back Index 1133 * Process DEC Back Index
1072 * XTERM_SEQ: ESC 6 1134 * XTERM_SEQ: ESC 6
1073 * Move cursor left in row. If we're at the left boundary, shift everything 1135 * Move cursor left in row. If we're at the left boundary, shift everything
1074 * in that row right. Clear left column. 1136 * in that row right. Clear left column.
1075 */ 1137 */
1076#ifndef NO_FRILLS 1138#if !ENABLE_MINIMAL
1077void 1139void
1078rxvt_term::scr_backindex () 1140rxvt_term::scr_backindex () NOTHROW
1079{ 1141{
1080 if (screen.cur.col > 0) 1142 if (screen.cur.col > 0)
1081 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1082 else 1144 else
1083 {
1084 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1085 return; /* um, yeah? */
1086 scr_insdel_chars (1, INSERT); 1145 scr_insdel_chars (1, INSERT);
1087 }
1088} 1146}
1089#endif 1147#endif
1090/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
1091/* 1149/*
1092 * Process DEC Forward Index 1150 * Process DEC Forward Index
1093 * XTERM_SEQ: ESC 9 1151 * XTERM_SEQ: ESC 9
1094 * Move cursor right in row. If we're at the right boundary, shift everything 1152 * Move cursor right in row. If we're at the right boundary, shift everything
1095 * in that row left. Clear right column. 1153 * in that row left. Clear right column.
1096 */ 1154 */
1097#ifndef NO_FRILLS 1155#if !ENABLE_MINIMAL
1098void 1156void
1099rxvt_term::scr_forwardindex () 1157rxvt_term::scr_forwardindex () NOTHROW
1100{ 1158{
1101 int row;
1102
1103 if (screen.cur.col < TermWin.ncol - 1) 1159 if (screen.cur.col < ncol - 1)
1104 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1105 else 1161 else
1106 { 1162 {
1107 row = screen.cur.row + TermWin.saveLines; 1163 line_t &l = ROW(screen.cur.row);
1108 if (screen.tlen[row] == 0) 1164
1109 return; /* um, yeah? */ 1165 l.touch ();
1110 else if (screen.tlen[row] == -1) 1166 l.is_longer (0);
1111 screen.tlen[row] = TermWin.ncol; 1167
1112 scr_gotorc (0, 0, R_RELATIVE); 1168 scr_gotorc (0, 0, R_RELATIVE);
1113 scr_insdel_chars (1, DELETE); 1169 scr_insdel_chars (1, DELETE);
1114 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1170 scr_gotorc (0, ncol - 1, R_RELATIVE);
1115 } 1171 }
1116} 1172}
1117#endif 1173#endif
1118 1174
1119/* ------------------------------------------------------------------------- */ 1175/* ------------------------------------------------------------------------- */
1120/* 1176/*
1121 * Goto Row/Column 1177 * Goto Row/Column
1122 */ 1178 */
1123void 1179void
1124rxvt_term::scr_gotorc (int row, int col, int relative) 1180rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1125{ 1181{
1126 want_refresh = 1; 1182 want_refresh = 1;
1127 ZERO_SCROLLBACK (); 1183 ZERO_SCROLLBACK ();
1128 1184
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; 1185 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1132 MAX_IT (screen.cur.col, 0); 1186 clamp_it (screen.cur.col, 0, ncol - 1);
1133 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1134 1187
1135 screen.flags &= ~Screen_WrapNext; 1188 screen.flags &= ~Screen_WrapNext;
1189
1136 if (relative & R_RELATIVE) 1190 if (relative & R_RELATIVE)
1137 { 1191 {
1138 if (row > 0) 1192 if (row > 0)
1139 { 1193 {
1140 if (screen.cur.row <= screen.bscroll 1194 if (screen.cur.row <= screen.bscroll
… …
1153 } 1207 }
1154 } 1208 }
1155 else 1209 else
1156 { 1210 {
1157 if (screen.flags & Screen_Relative) 1211 if (screen.flags & Screen_Relative)
1212 {
1158 { /* relative origin mode */ 1213 /* relative origin mode */
1159 screen.cur.row = row + screen.tscroll; 1214 screen.cur.row = row + screen.tscroll;
1160 MIN_IT (screen.cur.row, screen.bscroll); 1215 min_it (screen.cur.row, screen.bscroll);
1161 } 1216 }
1162 else 1217 else
1163 screen.cur.row = row; 1218 screen.cur.row = row;
1164 } 1219 }
1165 MAX_IT (screen.cur.row, 0);
1166 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1167 1220
1168 while (screen.cur.col > 0 1221 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} 1222}
1172 1223
1173/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1174/* 1225/*
1175 * direction should be UP or DN 1226 * direction should be UP or DN
1176 */ 1227 */
1177void 1228void
1178rxvt_term::scr_index (enum page_dirn direction) 1229rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1179{ 1230{
1180 int dirn; 1231 int dirn;
1181 1232
1182 want_refresh = 1; 1233 want_refresh = 1;
1234 ZERO_SCROLLBACK ();
1235
1183 dirn = ((direction == UP) ? 1 : -1); 1236 dirn = ((direction == UP) ? 1 : -1);
1184 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1185
1186 ZERO_SCROLLBACK ();
1187 1237
1188 screen.flags &= ~Screen_WrapNext; 1238 screen.flags &= ~Screen_WrapNext;
1239
1189 if ((screen.cur.row == screen.bscroll && direction == UP) 1240 if ((screen.cur.row == screen.bscroll && direction == UP)
1190 || (screen.cur.row == screen.tscroll && direction == DN)) 1241 || (screen.cur.row == screen.tscroll && direction == DN))
1191 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1242 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1192 else 1243 else
1193 screen.cur.row += dirn; 1244 screen.cur.row += dirn;
1194 MAX_IT (screen.cur.row, 0); 1245
1195 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1246 clamp_it (screen.cur.row, 0, nrow - 1);
1196 selection_check (0); 1247 selection_check (0);
1197} 1248}
1198 1249
1199/* ------------------------------------------------------------------------- */ 1250/* ------------------------------------------------------------------------- */
1200/* 1251/*
1201 * Erase part or whole of a line 1252 * Erase part or whole of a line
1202 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1253 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1203 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1254 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1204 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1255 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1256 * extension: clear to right unless wrapped: ESC [ 3 K
1205 */ 1257 */
1206void 1258void
1207rxvt_term::scr_erase_line (int mode) 1259rxvt_term::scr_erase_line (int mode) NOTHROW
1208{ 1260{
1209 unsigned int row, col, num; 1261 unsigned int col, num;
1210 1262
1211 want_refresh = 1; 1263 want_refresh = 1;
1212 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1213 ZERO_SCROLLBACK (); 1264 ZERO_SCROLLBACK ();
1214 1265
1215 selection_check (1); 1266 selection_check (1);
1216 1267
1217 screen.flags &= ~Screen_WrapNext; 1268 line_t &line = ROW(screen.cur.row);
1218 1269
1219 row = TermWin.saveLines + screen.cur.row; 1270 line.touch ();
1271 line.is_longer (0);
1272
1220 switch (mode) 1273 switch (mode)
1221 { 1274 {
1275 case 3:
1276 if (screen.flags & Screen_WrapNext)
1277 return;
1278
1279 /* fall through */
1280
1222 case 0: /* erase to end of line */ 1281 case 0: /* erase to end of line */
1223 col = screen.cur.col; 1282 col = screen.cur.col;
1224 num = TermWin.ncol - col; 1283 num = ncol - col;
1225 MIN_IT (screen.tlen[row], (int16_t)col); 1284 min_it (line.l, col);
1285
1226 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1286 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1227 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1287 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1228 CLEAR_SELECTION (); 1288 CLEAR_SELECTION ();
1229 break; 1289 break;
1290
1230 case 1: /* erase to beginning of line */ 1291 case 1: /* erase to beginning of line */
1231 col = 0; 1292 col = 0;
1232 num = screen.cur.col + 1; 1293 num = screen.cur.col + 1;
1294
1233 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1295 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1234 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1296 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1235 CLEAR_SELECTION (); 1297 CLEAR_SELECTION ();
1236 break; 1298 break;
1299
1237 case 2: /* erase whole line */ 1300 case 2: /* erase whole line */
1238 col = 0; 1301 col = 0;
1239 num = TermWin.ncol; 1302 num = ncol;
1240 screen.tlen[row] = 0; 1303 line.l = 0;
1241 if (selection.beg.row <= screen.cur.row 1304 if (selection.beg.row <= screen.cur.row
1242 && selection.end.row >= screen.cur.row) 1305 && selection.end.row >= screen.cur.row)
1243 CLEAR_SELECTION (); 1306 CLEAR_SELECTION ();
1244 break; 1307 break;
1245 default: 1308 default:
1246 return; 1309 return;
1247 } 1310 }
1248 1311
1249 if (screen.text[row]) 1312 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} 1313}
1254 1314
1255/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1256/* 1316/*
1257 * Erase part of whole of the screen 1317 * Erase part of whole of the screen
1258 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1318 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1259 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1319 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1260 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1320 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1261 */ 1321 */
1262void 1322void
1263rxvt_term::scr_erase_screen (int mode) 1323rxvt_term::scr_erase_screen (int mode) NOTHROW
1264{ 1324{
1265 int num; 1325 int num;
1266 int32_t row, row_offset; 1326 int32_t row;
1267 rend_t ren; 1327 rend_t ren;
1268 XGCValues gcvalue; 1328 XGCValues gcvalue;
1269 1329
1270 want_refresh = 1; 1330 want_refresh = 1;
1271 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1272 ZERO_SCROLLBACK (); 1331 ZERO_SCROLLBACK ();
1273 row_offset = (int32_t)TermWin.saveLines;
1274 1332
1275 switch (mode) 1333 switch (mode)
1276 { 1334 {
1277 case 0: /* erase to end of screen */ 1335 case 0: /* erase to end of screen */
1278 selection_check (1);
1279 scr_erase_line (0); 1336 scr_erase_line (0);
1280 row = screen.cur.row + 1; /* possible OOB */ 1337 row = screen.cur.row + 1; /* possible OOB */
1281 num = TermWin.nrow - row; 1338 num = nrow - row;
1282 break; 1339 break;
1283 case 1: /* erase to beginning of screen */ 1340 case 1: /* erase to beginning of screen */
1284 selection_check (3);
1285 scr_erase_line (1); 1341 scr_erase_line (1);
1286 row = 0; 1342 row = 0;
1287 num = screen.cur.row; 1343 num = screen.cur.row;
1288 break; 1344 break;
1289 case 2: /* erase whole screen */ 1345 case 2: /* erase whole screen */
1290 selection_check (3);
1291 row = 0; 1346 row = 0;
1292 num = TermWin.nrow; 1347 num = nrow;
1293 break; 1348 break;
1294 default: 1349 default:
1295 return; 1350 return;
1296 } 1351 }
1297 1352
… …
1299 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1354 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1300 || (selection.end.row >= row 1355 || (selection.end.row >= row
1301 && selection.end.row <= row + num))) 1356 && selection.end.row <= row + num)))
1302 CLEAR_SELECTION (); 1357 CLEAR_SELECTION ();
1303 1358
1304 if (row >= TermWin.nrow) /* Out Of Bounds */ 1359 if (row >= nrow) /* Out Of Bounds */
1305 return; 1360 return;
1306 1361
1307 MIN_IT (num, (TermWin.nrow - row)); 1362 min_it (num, nrow - row);
1308 1363
1309 if (rstyle & (RS_RVid | RS_Uline)) 1364 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1310 ren = (rend_t) ~RS_None; 1365 ren = (rend_t) ~RS_None;
1311 else if (GET_BASEBG (rstyle) == Color_bg) 1366 else if (GET_BASEBG (rstyle) == Color_bg)
1312 { 1367 {
1313 ren = DEFAULT_RSTYLE; 1368 ren = DEFAULT_RSTYLE;
1314 CLEAR_ROWS (row, num); 1369
1370 if (mapped)
1371 XClearArea (dpy, vt, 0,
1372 Row2Pixel (row - view_start), (unsigned int)width,
1373 (unsigned int)Height2Pixel (num), False);
1315 } 1374 }
1316 else 1375 else
1317 { 1376 {
1318 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1377 ren = rstyle & (RS_fgMask | RS_bgMask);
1378
1379 if (mapped)
1380 {
1319 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1381 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1320 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1382 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1321 ERASE_ROWS (row, num); 1383 XFillRectangle (dpy, vt, gc,
1384 0, Row2Pixel (row - view_start),
1385 (unsigned int)width,
1386 (unsigned int)Height2Pixel (num));
1322 gcvalue.foreground = PixColors[Color_fg]; 1387 gcvalue.foreground = pix_colors[Color_fg];
1323 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1389 }
1324 } 1390 }
1325 1391
1326 for (; num--; row++) 1392 for (; num--; row++)
1327 { 1393 {
1328 scr_blank_screen_mem (screen.text, screen.rend, 1394 scr_blank_screen_mem (ROW(row), rstyle);
1329 (unsigned int) (row + row_offset), rstyle); 1395
1330 screen.tlen[row + row_offset] = 0; 1396 if (row - view_start < nrow)
1331 scr_blank_line (drawn_text[row], drawn_rend[row], 1397 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1332 (unsigned int)TermWin.ncol, ren);
1333 } 1398 }
1334} 1399}
1400
1401#if !ENABLE_MINIMAL
1402void
1403rxvt_term::scr_erase_savelines () NOTHROW
1404{
1405 want_refresh = 1;
1406 ZERO_SCROLLBACK ();
1407
1408 top_row = 0;
1409}
1410#endif
1335 1411
1336/* ------------------------------------------------------------------------- */ 1412/* ------------------------------------------------------------------------- */
1337/* 1413/*
1338 * Fill the screen with `E's 1414 * Fill the screen with `E's
1339 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1415 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1340 */ 1416 */
1341void 1417void
1342rxvt_term::scr_E () 1418rxvt_term::scr_E () NOTHROW
1343{ 1419{
1344 int i, j, k; 1420 rend_t fs;
1345 rend_t *r1, fs;
1346 1421
1347 want_refresh = 1; 1422 want_refresh = 1;
1423 ZERO_SCROLLBACK ();
1424
1348 num_scr_allow = 0; 1425 num_scr_allow = 0;
1349 ZERO_SCROLLBACK ();
1350 selection_check (3);
1351 1426
1427 row_col_t pos;
1428 pos.row = pos.col = 0;
1429 if (ROWCOL_IS_AFTER (selection.end, pos))
1430 CLEAR_SELECTION ();
1431
1352 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1432 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1353 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1433 for (int row = nrow; row--; )
1354 { 1434 {
1355 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1435 line_t &line = ROW(row);
1436
1356 fill_text (screen.text[k], 'E', TermWin.ncol); 1437 fill_text (line.t, 'E', ncol);
1357 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1438 rend_t *r1 = line.r;
1439
1440 for (int j = ncol; j--; )
1358 *r1++ = fs; 1441 *r1++ = fs;
1442
1443 line.is_longer (0);
1444 line.touch (ncol);
1359 } 1445 }
1360} 1446}
1361 1447
1362/* ------------------------------------------------------------------------- */ 1448/* ------------------------------------------------------------------------- */
1363/* 1449/*
1364 * Insert/Delete <count> lines 1450 * Insert/Delete <count> lines
1365 */ 1451 */
1366void 1452void
1367rxvt_term::scr_insdel_lines (int count, int insdel) 1453rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1368{ 1454{
1369 int end; 1455 int end;
1370 1456
1371 ZERO_SCROLLBACK (); 1457 ZERO_SCROLLBACK ();
1372 1458
… …
1381 if (insdel == DELETE) 1467 if (insdel == DELETE)
1382 return; 1468 return;
1383 else if (insdel == INSERT) 1469 else if (insdel == INSERT)
1384 count = end; 1470 count = end;
1385 } 1471 }
1386 screen.flags &= ~Screen_WrapNext;
1387 1472
1473 scr_do_wrap ();
1474
1388 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1475 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1389} 1476}
1390 1477
1391/* ------------------------------------------------------------------------- */ 1478/* ------------------------------------------------------------------------- */
1392/* 1479/*
1393 * Insert/Delete <count> characters from the current position 1480 * Insert/Delete <count> characters from the current position
1394 */ 1481 */
1395void 1482void
1396rxvt_term::scr_insdel_chars (int count, int insdel) 1483rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1397{ 1484{
1398 int col, row;
1399 rend_t tr;
1400 text_t *stp;
1401 rend_t *srp;
1402 int16_t *slp;
1403
1404 want_refresh = 1; 1485 want_refresh = 1;
1405 ZERO_SCROLLBACK (); 1486 ZERO_SCROLLBACK ();
1406 1487
1407 if (count <= 0) 1488 if (count <= 0)
1408 return; 1489 return;
1409 1490
1491 scr_do_wrap ();
1492
1410 selection_check (1); 1493 selection_check (1);
1411 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1494 min_it (count, ncol - screen.cur.col);
1412 1495
1413 row = screen.cur.row + TermWin.saveLines; 1496 int row = screen.cur.row;
1414 screen.flags &= ~Screen_WrapNext;
1415 1497
1416 stp = screen.text[row]; 1498 line_t *line = &ROW(row);
1417 srp = screen.rend[row]; 1499
1418 slp = & (screen.tlen[row]); 1500 line->touch ();
1501 line->is_longer (0);
1502
1503 // nuke wide spanning the start
1504 if (line->t[screen.cur.col] == NOCHAR)
1505 scr_kill_char (*line, screen.cur.col);
1419 1506
1420 switch (insdel) 1507 switch (insdel)
1421 { 1508 {
1422 case INSERT: 1509 case INSERT:
1423 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1510 line->l = min (line->l + count, ncol);
1424 col--) 1511
1512 if (line->t[screen.cur.col] == NOCHAR)
1513 scr_kill_char (*line, screen.cur.col);
1514
1515 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1425 { 1516 {
1426 stp[col] = stp[col - count]; 1517 line->t[col] = line->t[col - count];
1427 srp[col] = srp[col - count]; 1518 line->r[col] = line->r[col - count];
1428 }
1429
1430 if (*slp != -1)
1431 {
1432 *slp += count;
1433 MIN_IT (*slp, TermWin.ncol);
1434 } 1519 }
1435 1520
1436 if (selection.op && current_screen == selection.screen 1521 if (selection.op && current_screen == selection.screen
1437 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1522 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1438 { 1523 {
1439 if (selection.end.row != screen.cur.row 1524 if (selection.end.row != screen.cur.row
1440 || (selection.end.col + count >= TermWin.ncol)) 1525 || (selection.end.col + count >= ncol))
1441 CLEAR_SELECTION (); 1526 CLEAR_SELECTION ();
1442 else 1527 else
1528 {
1443 { /* shift selection */ 1529 /* shift selection */
1444 selection.beg.col += count; 1530 selection.beg.col += count;
1445 selection.mark.col += count; /* XXX: yes? */ 1531 selection.mark.col += count; /* XXX: yes? */
1446 selection.end.col += count; 1532 selection.end.col += count;
1447 } 1533 }
1448 } 1534 }
1449 1535
1450 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1536 scr_blank_line (*line, screen.cur.col, count, rstyle);
1451 (unsigned int)count, rstyle);
1452 break; 1537 break;
1453 1538
1454 case ERASE: 1539 case ERASE:
1455 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1540 screen.cur.col += count; /* don't worry if > ncol */
1456 selection_check (1); 1541 selection_check (1);
1457 screen.cur.col -= count; 1542 screen.cur.col -= count;
1458 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1543
1459 (unsigned int)count, rstyle); 1544 // nuke wide char after the end
1545 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1546 scr_kill_char (*line, screen.cur.col + count);
1547
1548 scr_blank_line (*line, screen.cur.col, count, rstyle);
1460 break; 1549 break;
1461 1550
1462 case DELETE: 1551 case DELETE:
1463 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1552 line->l = max (line->l - count, 0);
1464 1553
1554 // nuke wide char spanning the end
1555 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1556 scr_kill_char (*line, screen.cur.col + count);
1557
1465 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1558 for (int col = screen.cur.col; (col + count) < ncol; col++)
1466 { 1559 {
1467 stp[col] = stp[col + count]; 1560 line->t[col] = line->t[col + count];
1468 srp[col] = srp[col + count]; 1561 line->r[col] = line->r[col + count];
1469 } 1562 }
1470 1563
1471 scr_blank_line (& (stp[TermWin.ncol - count]), 1564 scr_blank_line (*line, ncol - count, count, rstyle);
1472 & (srp[TermWin.ncol - count]),
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 1565
1481 if (selection.op && current_screen == selection.screen 1566 if (selection.op && current_screen == selection.screen
1482 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1567 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1483 { 1568 {
1484 if (selection.end.row != screen.cur.row 1569 if (selection.end.row != screen.cur.row
1485 || (screen.cur.col >= selection.beg.col - count) 1570 || (screen.cur.col >= selection.beg.col - count)
1486 || selection.end.col >= TermWin.ncol) 1571 || selection.end.col >= ncol)
1487 CLEAR_SELECTION (); 1572 CLEAR_SELECTION ();
1488 else 1573 else
1489 { 1574 {
1490 /* shift selection */ 1575 /* shift selection */
1491 selection.beg.col -= count; 1576 selection.beg.col -= count;
1492 selection.mark.col -= count; /* XXX: yes? */ 1577 selection.mark.col -= count; /* XXX: yes? */
1493 selection.end.col -= count; 1578 selection.end.col -= count;
1494 } 1579 }
1495 } 1580 }
1496 1581
1497 break; 1582 break;
1498 } 1583 }
… …
1502/* 1587/*
1503 * Set the scrolling region 1588 * Set the scrolling region
1504 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1589 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1505 */ 1590 */
1506void 1591void
1507rxvt_term::scr_scroll_region (int top, int bot) 1592rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1508{ 1593{
1509 MAX_IT (top, 0); 1594 max_it (top, 0);
1510 MIN_IT (bot, (int)TermWin.nrow - 1); 1595 min_it (bot, nrow - 1);
1511 1596
1512 if (top > bot) 1597 if (top > bot)
1513 return; 1598 return;
1514 1599
1515 screen.tscroll = top; 1600 screen.tscroll = top;
… …
1522 * Make the cursor visible/invisible 1607 * Make the cursor visible/invisible
1523 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1608 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1524 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1609 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1525 */ 1610 */
1526void 1611void
1527rxvt_term::scr_cursor_visible (int mode) 1612rxvt_term::scr_cursor_visible (int mode) NOTHROW
1528{ 1613{
1529 want_refresh = 1; 1614 want_refresh = 1;
1530 1615
1531 if (mode) 1616 if (mode)
1532 screen.flags |= Screen_VisibleCursor; 1617 screen.flags |= Screen_VisibleCursor;
… …
1539 * Set/unset automatic wrapping 1624 * Set/unset automatic wrapping
1540 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1625 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1541 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1626 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1542 */ 1627 */
1543void 1628void
1544rxvt_term::scr_autowrap (int mode) 1629rxvt_term::scr_autowrap (int mode) NOTHROW
1545{ 1630{
1546 if (mode) 1631 if (mode)
1547 screen.flags |= Screen_Autowrap; 1632 screen.flags |= Screen_Autowrap;
1548 else 1633 else
1549 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1634 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1550} 1635}
1551 1636
1552/* ------------------------------------------------------------------------- */ 1637/* ------------------------------------------------------------------------- */
1553/* 1638/*
1554 * Set/unset margin origin mode 1639 * Set/unset margin origin mode
… …
1558 * and the cursor cannot be moved outside. 1643 * and the cursor cannot be moved outside.
1559 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1644 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1560 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1645 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1561 */ 1646 */
1562void 1647void
1563rxvt_term::scr_relative_origin (int mode) 1648rxvt_term::scr_relative_origin (int mode) NOTHROW
1564{ 1649{
1565 if (mode) 1650 if (mode)
1566 screen.flags |= Screen_Relative; 1651 screen.flags |= Screen_Relative;
1567 else 1652 else
1568 screen.flags &= ~Screen_Relative; 1653 screen.flags &= ~Screen_Relative;
1654
1569 scr_gotorc (0, 0, 0); 1655 scr_gotorc (0, 0, 0);
1570} 1656}
1571 1657
1572/* ------------------------------------------------------------------------- */ 1658/* ------------------------------------------------------------------------- */
1573/* 1659/*
1574 * Set insert/replace mode 1660 * Set insert/replace mode
1575 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1661 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1576 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1662 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1577 */ 1663 */
1578void 1664void
1579rxvt_term::scr_insert_mode (int mode) 1665rxvt_term::scr_insert_mode (int mode) NOTHROW
1580{ 1666{
1581 if (mode) 1667 if (mode)
1582 screen.flags |= Screen_Insert; 1668 screen.flags |= Screen_Insert;
1583 else 1669 else
1584 screen.flags &= ~Screen_Insert; 1670 screen.flags &= ~Screen_Insert;
… …
1590 * XTERM_SEQ: Set tab at current column : ESC H 1676 * XTERM_SEQ: Set tab at current column : ESC H
1591 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1677 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1592 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1678 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1593 */ 1679 */
1594void 1680void
1595rxvt_term::scr_set_tab (int mode) 1681rxvt_term::scr_set_tab (int mode) NOTHROW
1596{ 1682{
1597 if (mode < 0) 1683 if (mode < 0)
1598 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1684 memset (tabs, 0, ncol);
1599 else if (screen.cur.col < TermWin.ncol) 1685 else if (screen.cur.col < ncol)
1600 tabs[screen.cur.col] = (mode ? 1 : 0); 1686 tabs [screen.cur.col] = !!mode;
1601} 1687}
1602 1688
1603/* ------------------------------------------------------------------------- */ 1689/* ------------------------------------------------------------------------- */
1604/* 1690/*
1605 * Set reverse/normal video 1691 * Set reverse/normal video
1606 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1692 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1607 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1693 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1608 */ 1694 */
1609void 1695void
1610rxvt_term::scr_rvideo_mode (int mode) 1696rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1611{ 1697{
1612 XGCValues gcvalue; 1698 rvideo_mode = on;
1613 1699
1700#ifndef NO_BELL
1701 on ^= rvideo_bell;
1702#endif
1703
1614 if (rvideo != mode) 1704 if (rvideo_state != on)
1615 { 1705 {
1616 rvideo = mode; 1706 rvideo_state = on;
1617 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1707
1618#if defined(XPM_BACKGROUND) 1708 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1709#ifdef HAVE_BG_PIXMAP
1619 if (bgPixmap.pixmap == None) 1710 if (bg_pixmap == None)
1620#endif 1711#endif
1621#if defined(TRANSPARENT) 1712 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 1713
1714 XGCValues gcvalue;
1627 gcvalue.foreground = PixColors[Color_fg]; 1715 gcvalue.foreground = pix_colors[Color_fg];
1628 gcvalue.background = PixColors[Color_bg]; 1716 gcvalue.background = pix_colors[Color_bg];
1629 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1717 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1630 &gcvalue); 1718
1631 scr_clear (); 1719 scr_clear ();
1632 scr_touch (true); 1720 scr_touch (true);
1633 } 1721 }
1634} 1722}
1635 1723
… …
1637/* 1725/*
1638 * Report current cursor position 1726 * Report current cursor position
1639 * XTERM_SEQ: Report position: ESC [ 6 n 1727 * XTERM_SEQ: Report position: ESC [ 6 n
1640 */ 1728 */
1641void 1729void
1642rxvt_term::scr_report_position () 1730rxvt_term::scr_report_position () NOTHROW
1643{ 1731{
1644 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1732 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1645} 1733}
1646 1734
1647/* ------------------------------------------------------------------------- * 1735/* ------------------------------------------------------------------------- *
… …
1650 1738
1651/* 1739/*
1652 * Set font style 1740 * Set font style
1653 */ 1741 */
1654void 1742void
1655rxvt_term::set_font_style () 1743rxvt_term::set_font_style () NOTHROW
1656{ 1744{
1745#if 0
1657 switch (charsets[screen.charset]) 1746 switch (charsets [screen.charset])
1658 { 1747 {
1659 case '0': /* DEC Special Character & Line Drawing Set */ 1748 case '0': /* DEC Special Character & Line Drawing Set */
1660 break; 1749 break;
1661 case 'A': /* United Kingdom (UK) */ 1750 case 'A': /* United Kingdom (UK) */
1662 break; 1751 break;
… …
1669 case 'C': /* Finnish character set */ 1758 case 'C': /* Finnish character set */
1670 break; 1759 break;
1671 case 'K': /* German character set */ 1760 case 'K': /* German character set */
1672 break; 1761 break;
1673 } 1762 }
1763#endif
1674} 1764}
1675 1765
1676/* ------------------------------------------------------------------------- */ 1766/* ------------------------------------------------------------------------- */
1677/* 1767/*
1678 * Choose a font 1768 * Choose a font
… …
1680 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1770 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1681 * XTERM_SEQ: Invoke G2 character set: ESC N 1771 * XTERM_SEQ: Invoke G2 character set: ESC N
1682 * XTERM_SEQ: Invoke G3 character set: ESC O 1772 * XTERM_SEQ: Invoke G3 character set: ESC O
1683 */ 1773 */
1684void 1774void
1685rxvt_term::scr_charset_choose (int set) 1775rxvt_term::scr_charset_choose (int set) NOTHROW
1686 { 1776{
1687 screen.charset = set; 1777 screen.charset = set;
1688 set_font_style (); 1778 set_font_style ();
1689 } 1779}
1690 1780
1691/* ------------------------------------------------------------------------- */ 1781/* ------------------------------------------------------------------------- */
1692/* 1782/*
1693 * Set a font 1783 * Set a font
1694 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1784 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1696 * XTERM_SEQ: Set G2 character set: ESC * <C> 1786 * XTERM_SEQ: Set G2 character set: ESC * <C>
1697 * XTERM_SEQ: Set G3 character set: ESC + <C> 1787 * XTERM_SEQ: Set G3 character set: ESC + <C>
1698 * See set_font_style for possible values for <C> 1788 * See set_font_style for possible values for <C>
1699 */ 1789 */
1700void 1790void
1701rxvt_term::scr_charset_set (int set, unsigned int ch) 1791rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1702 { 1792{
1703 charsets[set] = (unsigned char)ch; 1793 charsets[set] = (unsigned char)ch;
1704 set_font_style (); 1794 set_font_style ();
1705 } 1795}
1706 1796
1707 1797
1708/* ------------------------------------------------------------------------- * 1798/* ------------------------------------------------------------------------- *
1709 * MAJOR SCREEN MANIPULATION * 1799 * MAJOR SCREEN MANIPULATION *
1710 * ------------------------------------------------------------------------- */ 1800 * ------------------------------------------------------------------------- */
1711 1801
1712/* 1802/*
1713 * refresh matching text. 1803 * refresh matching text.
1714 */ 1804 */
1715bool 1805bool
1716rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1806rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1717{ 1807{
1718 bool found = false; 1808 bool found = false;
1719 1809
1720 for (int i = 0; i < TermWin.nrow; i++) 1810 for (int i = 0; i < nrow; i++)
1721 { 1811 {
1722 int col = 0;
1723 rend_t *drp = drawn_rend [i]; 1812 rend_t *drp = drawn_buf[i].r;
1724 1813
1725 for (; col < TermWin.ncol; col++, drp++) 1814 for (int col = 0; col < ncol; col++, drp++)
1726 if ((*drp & mask) == value) 1815 if ((*drp & mask) == value)
1727 { 1816 {
1728 found = true; 1817 found = true;
1729 *drp = ~value; 1818 *drp = ~value;
1730 } 1819 }
… …
1741 PART_END, 1830 PART_END,
1742 RC_COUNT 1831 RC_COUNT
1743}; 1832};
1744 1833
1745void 1834void
1746rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1835rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1747{ 1836{
1748 int i; 1837 int i;
1749 row_col_t rc[RC_COUNT]; 1838 row_col_t rc[RC_COUNT];
1750 1839
1751 if (drawn_text == NULL) /* sanity check */ 1840 if (!drawn_buf) /* sanity check */
1752 return; 1841 return;
1753 1842
1754#ifndef NO_SLOW_LINK_SUPPORT 1843#ifndef NO_SLOW_LINK_SUPPORT
1755 if (refresh_type == FAST_REFRESH && !display->is_local) 1844 if (refresh_type == FAST_REFRESH && !display->is_local)
1756 { 1845 {
1757 y = 0; 1846 y = 0;
1758 height = TermWin.height; 1847 eheight = height;
1759 } 1848 }
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 1849#endif
1768 1850
1769 /* round down */ 1851 /* round down */
1770 rc[PART_BEG].col = Pixel2Col (x); 1852 rc[PART_BEG].col = Pixel2Col (x);
1771 rc[PART_BEG].row = Pixel2Row (y); 1853 rc[PART_BEG].row = Pixel2Row (y);
1772 /* round up */ 1854 /* round up */
1773 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1855 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1774 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1856 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1775 1857
1776 /* sanity checks */ 1858 /* sanity checks */
1777 for (i = PART_BEG; i < RC_COUNT; i++) 1859 for (i = PART_BEG; i < RC_COUNT; i++)
1778 { 1860 {
1779 MIN_IT (rc[i].col, TermWin.ncol - 1); 1861 min_it (rc[i].col, ncol - 1);
1780 MIN_IT (rc[i].row, TermWin.nrow - 1); 1862 min_it (rc[i].row, nrow - 1);
1781 } 1863 }
1782
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 1864
1785 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1865 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); 1866 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1867
1868 num_scr_allow = 0;
1787 1869
1788 if (refresh) 1870 if (refresh)
1789 scr_refresh (SLOW_REFRESH); 1871 scr_refresh ();
1790} 1872}
1791 1873
1792/* ------------------------------------------------------------------------- */ 1874/* ------------------------------------------------------------------------- */
1793/* 1875/*
1794 * Refresh the entire screen 1876 * Refresh the entire screen
1795 */ 1877 */
1796void 1878void
1797rxvt_term::scr_touch (bool refresh) 1879rxvt_term::scr_touch (bool refresh) NOTHROW
1798{ 1880{
1799 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1881 scr_expose (0, 0, width, height, refresh);
1800} 1882}
1801 1883
1802/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1803/* 1885/*
1804 * Move the display so that the line represented by scrollbar value Y is at 1886 * Move the display so that the line represented by scrollbar value Y is at
1805 * the top of the screen 1887 * the top of the screen
1806 */ 1888 */
1807int 1889void
1808rxvt_term::scr_move_to (int y, int len) 1890rxvt_term::scr_move_to (int y, int len) NOTHROW
1809{ 1891{
1810 long p = 0; 1892 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} 1893}
1825 1894
1826/* ------------------------------------------------------------------------- */ 1895/* ------------------------------------------------------------------------- */
1827/* 1896/*
1828 * Page the screen up/down nlines 1897 * Page the screen up/down nlines
1829 * direction should be UP or DN 1898 * direction should be UP or DN
1830 */ 1899 */
1831int 1900bool
1832rxvt_term::scr_page (enum page_dirn direction, int nlines) 1901rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1833{ 1902{
1834 int n; 1903 int new_view_start =
1835 uint16_t oldviewstart; 1904 direction == UP ? view_start - nlines
1905 : view_start + nlines;
1836 1906
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); 1907 return scr_changeview (new_view_start);
1853} 1908}
1854 1909
1855int 1910bool
1856rxvt_term::scr_changeview (uint16_t oldviewstart) 1911rxvt_term::scr_changeview (int new_view_start) NOTHROW
1857{ 1912{
1913 clamp_it (new_view_start, top_row, 0);
1914
1858 if (TermWin.view_start != oldviewstart) 1915 if (new_view_start == view_start)
1859 { 1916 return false;
1917
1918 num_scr += new_view_start - view_start;
1919 view_start = new_view_start;
1860 want_refresh = 1; 1920 want_refresh = 1;
1861 num_scr -= (TermWin.view_start - oldviewstart);
1862 }
1863 1921
1864 return (int) (TermWin.view_start - oldviewstart); 1922 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1865}
1866 1923
1867/* ------------------------------------------------------------------------- */ 1924 return true;
1868void 1925}
1869rxvt_term::scr_bell () 1926
1870{
1871#ifndef NO_BELL 1927#ifndef NO_BELL
1928void
1929rxvt_term::bell_cb (ev::timer &w, int revents)
1930{
1931 rvideo_bell = false;
1932 scr_rvideo_mode (rvideo_mode);
1933 refresh_check ();
1934}
1935#endif
1936
1937/* ------------------------------------------------------------------------- */
1938void
1939rxvt_term::scr_bell () NOTHROW
1940{
1941#ifndef NO_BELL
1942
1872# ifndef NO_MAPALERT 1943# ifndef NO_MAPALERT
1873# ifdef MAPALERT_OPTION 1944# ifdef MAPALERT_OPTION
1874 if (Options & Opt_mapAlert) 1945 if (option (Opt_mapAlert))
1875# endif 1946# endif
1876 XMapWindow (display->display, TermWin.parent[0]); 1947 XMapWindow (dpy, parent);
1877# endif 1948# endif
1949
1950# if ENABLE_FRILLS
1951 if (option (Opt_urgentOnBell))
1952 set_urgency (1);
1953# endif
1954
1878 if (Options & Opt_visualBell) 1955 if (option (Opt_visualBell))
1879 { 1956 {
1880 scr_rvideo_mode (!rvideo); /* refresh also done */ 1957 rvideo_bell = true;
1881 scr_rvideo_mode (!rvideo); /* refresh also done */ 1958 scr_rvideo_mode (rvideo_mode);
1959 flush ();
1960
1961 bell_ev.start (VISUAL_BELL_DURATION);
1882 } 1962 }
1883 else 1963 else
1884 XBell (display->display, 0); 1964 XBell (dpy, 0);
1965 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1885#endif 1966#endif
1886} 1967}
1887 1968
1888/* ------------------------------------------------------------------------- */ 1969/* ------------------------------------------------------------------------- */
1889/* ARGSUSED */
1890void 1970void
1891rxvt_term::scr_printscreen (int fullhist) 1971rxvt_term::scr_printscreen (int fullhist) NOTHROW
1892{ 1972{
1893#ifdef PRINTPIPE 1973#ifdef PRINTPIPE
1894 int i, r1, nrows, row_offset; 1974 int nrows, row_start;
1895 text_t *t; 1975 FILE *fd = popen_printer ();
1896 FILE *fd;
1897 1976
1898 if ((fd = popen_printer ()) == NULL) 1977 if (!fd)
1899 return; 1978 return;
1900 nrows = TermWin.nrow; 1979
1901 row_offset = TermWin.saveLines;
1902 if (!fullhist) 1980 if (fullhist)
1903 row_offset -= TermWin.view_start; 1981 {
1982 nrows = nrow - top_row;
1983 row_start = top_row;
1984 }
1904 else 1985 else
1905 { 1986 {
1906 nrows += TermWin.nscrolled; 1987 nrows = nrow;
1907 row_offset -= TermWin.nscrolled; 1988 row_start = view_start;
1908 }
1909
1910 for (r1 = 0; r1 < nrows; r1++)
1911 { 1989 }
1912 t = screen.text[r1 + row_offset]; 1990
1913 for (i = TermWin.ncol - 1; i >= 0; i--) 1991 wctomb (0, 0);
1914 if (!isspace (t[i])) 1992
1915 break; 1993 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1916 fprintf (fd, "%.*s\n", (i + 1), t);
1917 } 1994 {
1995 text_t *tp = ROW(r1).t;
1996 int len = ROW(r1).l;
1997
1998 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1999 {
2000 char mb[MB_LEN_MAX];
2001 text_t t = *tp++;
2002 if (t == NOCHAR)
2003 continue;
2004
2005 len = wctomb (mb, t);
2006
2007 if (len <= 0)
2008 {
2009 mb[0] = ' ';
2010 len = 1;
2011 }
2012
2013 fwrite (mb, 1, len, fd);
2014 }
2015
2016 fputc ('\n', fd);
2017 }
2018
1918 pclose_printer (fd); 2019 pclose_printer (fd);
1919#endif 2020#endif
1920} 2021}
1921 2022
1922/* ------------------------------------------------------------------------- */ 2023/* ------------------------------------------------------------------------- */
1923/* 2024/*
1924 * Refresh the screen 2025 * Refresh the screen
1925 * drawn_text/drawn_rend contain the screen information before the update. 2026 * drawn_text/drawn_rend contain the screen information before the update.
1926 * screen.text/screen.rend contain what the screen will change to. 2027 * screen.text/screen.rend contain what the screen will change to.
1927 */ 2028 */
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 2029void
1939rxvt_term::scr_refresh (unsigned char refresh_type) 2030rxvt_term::scr_refresh () NOTHROW
1940{ 2031{
1941 unsigned char must_clear, /* use draw_string not draw_image_string */
1942 rvid, /* reverse video this position */
1943 showcursor; /* show the cursor */
1944 int16_t col, row, /* column/row we're processing */ 2032 int16_t col, row, /* column/row we're processing */
1945 ocrow; /* old cursor row */ 2033 ocrow; /* old cursor row */
1946 int i, /* tmp */ 2034 int i; /* tmp */
1947 row_offset; /* basic offset in screen structure */
1948#ifndef NO_CURSORCOLOR 2035#ifndef NO_CURSORCOLOR
1949 rend_t cc1; /* store colours at cursor position (s) */ 2036 rend_t cc1; /* store colours at cursor position (s) */
1950#endif 2037#endif
1951 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2038 rend_t *crp; // cursor rendition pointer
1952 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2039 rend_t ccol1, /* Cursor colour */
2040 ccol2; /* Cursor colour2 */
1953 2041
2042 want_refresh = 0; /* screen is current */
2043
1954 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2044 if (refresh_type == NO_REFRESH || !mapped)
1955 return; 2045 return;
1956 2046
1957 /* 2047 /*
1958 * A: set up vars 2048 * A: set up vars
1959 */ 2049 */
1960 must_clear = 0;
1961
1962 refresh_count = 0; 2050 refresh_count = 0;
1963 2051
1964 row_offset = TermWin.saveLines - TermWin.view_start; 2052 unsigned int old_screen_flags = screen.flags;
1965 2053 bool have_bg = 0;
1966#ifdef XPM_BACKGROUND 2054#ifdef HAVE_BG_PIXMAP
1967 must_clear |= (bgPixmap.pixmap != None); 2055 have_bg = bg_pixmap != None;
1968#endif
1969#ifdef TRANSPARENT
1970 must_clear |= ((Options & Opt_transparent) && am_transparent);
1971#endif 2056#endif
1972 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2057 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1973 2058
1974 /* 2059 /*
1975 * B: reverse any characters which are selected 2060 * B: reverse any characters which are selected
1976 */ 2061 */
1977 scr_reverse_selection (); 2062 scr_reverse_selection ();
1978 2063
2064 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2065#if ENABLE_OVERLAY
2066 scr_swap_overlay ();
2067#endif
2068
2069 bool showcursor = screen.flags & Screen_VisibleCursor;
2070
1979 /* 2071 /*
1980 * C: set the cursor character (s) 2072 * C: set the cursor character (s)
1981 */ 2073 */
1982 { 2074 {
1983 unsigned char setoldcursor; 2075 bool setoldcursor;
1984 rend_t ccol1, /* Cursor colour */
1985 ccol2; /* Cursor colour2 */
1986 2076
1987 showcursor = (screen.flags & Screen_VisibleCursor);
1988#ifdef CURSOR_BLINK 2077#ifdef CURSOR_BLINK
1989 if (hidden_cursor) 2078 if (hidden_cursor)
1990 showcursor = 0; 2079 showcursor = 0;
1991#endif 2080#endif
1992 2081
1993 if (showcursor) 2082 if (showcursor)
1994 { 2083 {
1995 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 2084 int col = screen.cur.col;
1996 2085
1997 if (showcursor && TermWin.focus) 2086 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2087 col--;
2088
2089 crp = &ROW(screen.cur.row).r[col];
2090
2091#ifndef NO_CURSORCOLOR
2092 cc1 = *crp & (RS_fgMask | RS_bgMask);
2093 if (ISSET_PIXCOLOR (Color_cursor))
2094 ccol1 = Color_cursor;
2095 else
2096#endif
2097#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2098 ccol1 = fgcolor_of (rstyle);
2099#else
2100 ccol1 = Color_fg;
2101#endif
2102
2103#ifndef NO_CURSORCOLOR
2104 if (ISSET_PIXCOLOR (Color_cursor2))
2105 ccol2 = Color_cursor2;
2106 else
2107#endif
2108#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2109 ccol2 = bgcolor_of (rstyle);
2110#else
2111 ccol2 = Color_bg;
2112#endif
2113
2114 if (focus)
1998 { 2115 {
2116 if (option (Opt_cursorUnderline))
1999 *srp ^= RS_RVid; 2117 *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 2118 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 2119 {
2013#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2120 *crp ^= RS_RVid;
2014 ccol2 = GET_BGCOLOR (rstyle);
2015#else
2016 ccol2 = Color_bg;
2017#endif
2018 *srp = SET_FGCOLOR (*srp, ccol1); 2121 *crp = SET_FGCOLOR (*crp, ccol1);
2019 *srp = SET_BGCOLOR (*srp, ccol2); 2122 *crp = SET_BGCOLOR (*crp, ccol2);
2020#endif 2123 }
2021 } 2124 }
2022 } 2125 }
2023 2126
2024 /* make sure no outline cursor is left around */ 2127 /* make sure no outline cursor is left around */
2025 setoldcursor = 0; 2128 setoldcursor = 0;
2026 if (ocrow != -1) 2129 if (ocrow != -1)
2027 { 2130 {
2028 if (screen.cur.row + TermWin.view_start != ocrow 2131 if (screen.cur.row - view_start != ocrow
2029 || screen.cur.col != oldcursor.col) 2132 || screen.cur.col != oldcursor.col)
2030 { 2133 {
2031 if (ocrow < TermWin.nrow 2134 if (ocrow < nrow
2032 && oldcursor.col < TermWin.ncol) 2135 && oldcursor.col < ncol)
2033 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2136 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2034 2137
2035 if (TermWin.focus || !showcursor) 2138 if (focus || !showcursor)
2036 oldcursor.row = -1; 2139 oldcursor.row = -1;
2037 else 2140 else
2038 setoldcursor = 1; 2141 setoldcursor = 1;
2039 } 2142 }
2040 } 2143 }
2041 else if (!TermWin.focus) 2144 else if (!focus)
2042 setoldcursor = 1; 2145 setoldcursor = 1;
2043 2146
2044 if (setoldcursor) 2147 if (setoldcursor)
2045 { 2148 {
2046 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2149 if (screen.cur.row - view_start >= nrow)
2047 oldcursor.row = -1; 2150 oldcursor.row = -1;
2048 else 2151 else
2049 { 2152 {
2050 oldcursor.row = screen.cur.row + TermWin.view_start; 2153 oldcursor.row = screen.cur.row - view_start;
2051 oldcursor.col = screen.cur.col; 2154 oldcursor.col = screen.cur.col;
2052 } 2155 }
2053 } 2156 }
2054 } 2157 }
2055 2158
2056#ifndef NO_SLOW_LINK_SUPPORT 2159#ifndef NO_SLOW_LINK_SUPPORT
2057 /* 2160 /*
2058 * D: CopyArea pass - very useful for slower links 2161 * D: CopyArea pass - very useful for slower links
2059 * This has been deliberately kept simple. 2162 * This has been deliberately kept simple.
2060 */ 2163 */
2061 i = num_scr;
2062 if (!display->is_local 2164 if (!display->is_local
2063 && refresh_type == FAST_REFRESH && num_scr_allow && i 2165 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2064 && abs (i) < TermWin.nrow && !must_clear) 2166 && abs (num_scr) < nrow && !have_bg)
2065 { 2167 {
2066 int16_t nits; 2168 int16_t nits;
2169 int i = num_scr;
2067 int j; 2170 int j;
2068 rend_t *drp2;
2069 text_t *dtp2;
2070 int len, wlen; 2171 int len, wlen;
2172 dLocal (int, num_scr);
2071 2173
2072 j = TermWin.nrow; 2174 j = nrow;
2073 wlen = len = -1; 2175 wlen = len = -1;
2074 row = i > 0 ? 0 : j - 1; 2176 row = i > 0 ? 0 : j - 1;
2177
2075 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2178 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2076 { 2179 {
2077 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2180 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2078 { 2181 {
2079 stp = screen.text[row + row_offset]; 2182 line_t s = ROW(view_start + row);
2080 srp = screen.rend[row + row_offset];
2081 dtp = drawn_text[row]; 2183 line_t d = drawn_buf[row];
2082 dtp2 = drawn_text[row + i]; 2184 line_t d2 = drawn_buf[row + i];
2083 drp = drawn_rend[row];
2084 drp2 = drawn_rend[row + i];
2085 2185
2086 for (nits = 0, col = TermWin.ncol; col--; ) 2186 for (nits = 0, col = ncol; col--; )
2087 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2187 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2088 nits--; 2188 nits--;
2089 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2189 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2090 nits++; 2190 nits++;
2091 2191
2092 if (nits > 8) /* XXX: arbitrary choice */ 2192 if (nits > 8) /* XXX: arbitrary choice */
2093 { 2193 {
2094 for (col = TermWin.ncol; col--; ) 2194 for (col = ncol; col--; )
2095 { 2195 {
2096 *dtp++ = *dtp2++; 2196 *d.t++ = *d2.t++;
2097 *drp++ = *drp2++; 2197 *d.r++ = *d2.r++;
2098 } 2198 }
2099 2199
2100 if (len == -1) 2200 if (len == -1)
2101 len = row; 2201 len = row;
2102 2202
2103 wlen = row; 2203 wlen = row;
2104 continue; 2204 continue;
2105 } 2205 }
2106 } 2206 }
2107 2207
2108 if (len != -1) 2208 if (len >= 0)
2109 { 2209 {
2110 /* also comes here at end if needed because of >= above */ 2210 /* also comes here at end if needed because of >= above */
2111 if (wlen < len) 2211 if (wlen < len)
2112 SWAP_IT (wlen, len, int); 2212 ::swap (wlen, len);
2113 2213
2114 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2214 XGCValues gcv;
2115 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2215
2216 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2217 XCopyArea (dpy, vt, vt,
2116 TermWin.gc, 0, Row2Pixel (len + i), 2218 gc, 0, Row2Pixel (len + i),
2117 (unsigned int)TermWin_TotalWidth (), 2219 (unsigned int)this->width,
2118 (unsigned int)Height2Pixel (wlen - len + 1), 2220 (unsigned int)Height2Pixel (wlen - len + 1),
2119 0, Row2Pixel (len)); 2221 0, Row2Pixel (len));
2222 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2223
2120 len = -1; 2224 len = -1;
2121 } 2225 }
2122 } 2226 }
2123 } 2227 }
2124#endif 2228#endif
2125 2229
2126 /* 2230 /*
2127 * E: main pass across every character 2231 * E: main pass across every character
2128 */ 2232 */
2129 for (row = 0; row < TermWin.nrow; row++) 2233 for (row = 0; row < nrow; row++)
2130 { 2234 {
2131 stp = screen.text[row + row_offset]; 2235 text_t *stp = ROW(view_start + row).t;
2132 srp = screen.rend[row + row_offset]; 2236 rend_t *srp = ROW(view_start + row).r;
2133 dtp = drawn_text[row]; 2237 text_t *dtp = drawn_buf[row].t;
2134 drp = drawn_rend[row]; 2238 rend_t *drp = drawn_buf[row].r;
2135 2239
2136 /* 2240 /*
2137 * E2: OK, now the real pass 2241 * E2: OK, now the real pass
2138 */ 2242 */
2139 int ypixel = (int)Row2Pixel (row); 2243 int ypixel = (int)Row2Pixel (row);
2140 2244
2141 for (col = 0; col < TermWin.ncol; col++) 2245 for (col = 0; col < ncol; col++)
2142 { 2246 {
2143 /* compare new text with old - if exactly the same then continue */ 2247 /* compare new text with old - if exactly the same then continue */
2144 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2248 if (stp[col] == dtp[col] /* Must match characters to skip. */
2145 && (srp[col] == drp[col] /* Either rendition the same or */ 2249 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2146 || (stp[col] == ' ' /* space w/ no background change */ 2250 || (stp[col] == ' ' /* space w/ no background change */
2147 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2251 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2148 continue; 2252 continue;
2149 2253
2150 // redraw one or more characters 2254 // redraw one or more characters
2151 2255
2152 // seek to the beginning if wide characters 2256 // seek to the beginning of wide characters
2153 while (stp[col] == NOCHAR && col > 0) 2257 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2154 --col; 2258 --col;
2155 2259
2156 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2260 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2157 text_t *text = stp + col; 2261 text_t *text = stp + col;
2158 int count = 1; 2262 int count = 1;
2159 2263
2160 dtp[col] = stp[col]; 2264 dtp[col] = stp[col];
2161 drp[col] = rend; 2265 drp[col] = rend;
2162 2266
2163 int xpixel = Col2Pixel (col); 2267 int xpixel = Col2Pixel (col);
2164 2268
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; ) 2269 for (i = 0; ++col < ncol; )
2168 { 2270 {
2169 if (stp[col] == NOCHAR) 2271 if (stp[col] == NOCHAR)
2170 { 2272 {
2171 dtp[col] = stp[col]; 2273 dtp[col] = stp[col];
2172 drp[col] = rend; 2274 drp[col] = srp[col];
2275
2173 count++; 2276 count++;
2174
2175 if (i) // only possible skip if char unchanged
2176 i++; 2277 i++;
2177 2278
2178 continue; 2279 continue;
2179 } 2280 }
2180 2281
2181 if (rend != srp[col]) 2282 if (!RS_SAME (rend, srp[col]))
2182 break; 2283 break;
2183 2284
2184 count++; 2285 count++;
2185 2286
2186 if (stp[col] != dtp[col] 2287 if (stp[col] != dtp[col]
2187 || srp[col] != drp[col]) 2288 || !RS_SAME (srp[col], drp[col]))
2188 { 2289 {
2189 if (must_clear && (i++ > (count / 2))) 2290 if (have_bg && (i++ > count / 2))
2190 break; 2291 break;
2191 2292
2192 dtp[col] = stp[col]; 2293 dtp[col] = stp[col];
2193 drp[col] = rend; 2294 drp[col] = rend;
2194 i = 0; 2295 i = 0;
2195 } 2296 }
2196 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2297 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2197 break; 2298 break;
2198 } 2299 }
2199 2300
2200 col--; /* went one too far. move back */ 2301 col--; /* went one too far. move back */
2201 count -= i; /* dump any matching trailing chars */ 2302 count -= i; /* dump any matching trailing chars */
2303
2304 // sometimes we optimize away the trailing NOCHAR's, add them back
2305 while (ecb_unlikely (i && text[count] == NOCHAR))
2306 count++, i--;
2202 2307
2203 /* 2308 /*
2204 * Determine the attributes for the string 2309 * Determine the attributes for the string
2205 */ 2310 */
2206 int fid = GET_FONT (rend);
2207 int fore = GET_FGCOLOR (rend); // desired foreground 2311 int fore = fgcolor_of (rend); // desired foreground
2208 int back = GET_BGCOLOR (rend); // desired background 2312 int back = bgcolor_of (rend); // desired background
2209 2313
2210 rend = GET_ATTR (rend); 2314 // only do special processing if any attributes are set, which is unlikely
2211 2315 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2212 rvid = !!(rend & RS_RVid); 2316 {
2317 bool invert = rend & RS_RVid;
2213 2318
2214#ifndef NO_BOLD_UNDERLINE_REVERSE 2319#ifndef NO_BOLD_UNDERLINE_REVERSE
2215 if (rend & RS_Bold && fore == Color_fg && !(Options & Opt_realBold)) 2320 if (rend & RS_Bold && fore == Color_fg)
2216 { 2321 {
2217 if (ISSET_PIXCOLOR (Color_BD)) 2322 if (ISSET_PIXCOLOR (Color_BD))
2218 fore = Color_BD; 2323 fore = Color_BD;
2324# if !ENABLE_STYLES
2219 else 2325 else
2220 rvid = !rvid; 2326 invert = !invert;
2327# endif
2328 }
2329
2330 if (rend & RS_Italic && fore == Color_fg)
2331 {
2332 if (ISSET_PIXCOLOR (Color_IT))
2333 fore = Color_IT;
2334# if !ENABLE_STYLES
2335 else
2336 invert = !invert;
2337# endif
2338 }
2339
2340 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2341 fore = Color_UL;
2342#endif
2343
2344#ifdef OPTION_HC
2345 if (rend & RS_Sel)
2346 {
2347 /* invert the column if no highlightColor is set or it is the
2348 * current cursor column */
2349 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2350 && ISSET_PIXCOLOR (Color_HC))
2351 {
2352 if (ISSET_PIXCOLOR (Color_HTC))
2353 fore = Color_HTC;
2354 // if invert is 0 reverse video is set so we use bg color as fg color
2355 else if (!invert)
2356 fore = back;
2357
2358 back = Color_HC;
2359 invert = 0;
2360 }
2361 }
2362#endif
2363
2364 if (invert)
2365 {
2366 ::swap (fore, back);
2367
2368#ifndef NO_BOLD_UNDERLINE_REVERSE
2369 if (fore == back)
2370 {
2371 fore = Color_bg;
2372 back = Color_fg;
2373 }
2374#endif
2375 }
2376
2377#ifdef TEXT_BLINK
2378 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2379 {
2380 if (!text_blink_ev.is_active ())
2381 {
2382 text_blink_ev.again ();
2383 hidden_text = 0;
2384 }
2385 else if (hidden_text)
2386 fore = back;
2387 }
2388#endif
2389
2390#if ENABLE_STYLES
2391 // "careful" (too wide) character handling
2392
2393 // include previous careful character(s) if possible, looks nicer (best effort...)
2394 while (text > stp
2395 && srp[text - stp - 1] & RS_Careful
2396 && RS_SAME (rend, srp[text - stp - 1]))
2397 text--, count++, xpixel -= fwidth;
2398
2399 // force redraw after "careful" characters to avoid pixel droppings
2400 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2401 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2402
2403 // force redraw before "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2405 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2406#endif
2221 } 2407 }
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 2408
2255 /* 2409 /*
2256 * Actually do the drawing of the string here 2410 * Actually do the drawing of the string here
2257 */ 2411 */
2258 rxvt_font *font = (*TermWin.fontset)[fid]; 2412 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2259 2413
2260 if (back == fore) 2414 if (ecb_likely (have_bg && back == Color_bg))
2261 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2262 TermWin.fwidth * count, TermWin.fheight,
2263 back);
2264 else if (back == Color_bg)
2265 { 2415 {
2266 if (must_clear) 2416 // this is very ugly, maybe push it into ->draw?
2267 {
2268 CLEAR_CHARS (xpixel, ypixel, count);
2269 2417
2270 for (i = 0; i < count; i++) /* don't draw empty strings */ 2418 for (i = 0; i < count; i++) /* don't draw empty strings */
2271 if (text[i] != ' ') 2419 if (text[i] != ' ')
2272 { 2420 {
2273 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2421 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2274 break; 2422 goto did_clear;
2275 }
2276 } 2423 }
2277 else 2424
2278 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2425 CLEAR_CHARS (xpixel, ypixel, count);
2426 did_clear: ;
2279 } 2427 }
2280 else 2428 else
2281 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2429 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2282 2430
2283 if (rend & RS_Uline && font->descent > 1 && fore != back) 2431 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2284 XDrawLine (display->display, drawBuffer, TermWin.gc, 2432 {
2433#if ENABLE_FRILLS
2434 if (ISSET_PIXCOLOR (Color_underline))
2435 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2436 else
2437#endif
2438 XSetForeground (dpy, gc, pix_colors[fore]);
2439
2440 XDrawLine (dpy, vt, gc,
2285 xpixel, ypixel + font->ascent + 1, 2441 xpixel, ypixel + font->ascent + 1,
2286 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2442 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2443 }
2287 } /* for (col....) */ 2444 } /* for (col....) */
2288 } /* for (row....) */ 2445 } /* for (row....) */
2289 2446
2290 /* 2447 /*
2291 * G: cleanup cursor and display outline cursor if necessary 2448 * G: cleanup cursor and display outline cursor if necessary
2292 */ 2449 */
2293 if (showcursor) 2450 if (showcursor)
2294 { 2451 {
2295 if (TermWin.focus) 2452 if (focus)
2453 {
2454 if (option (Opt_cursorUnderline))
2455 *crp ^= RS_Uline;
2456 else
2296 { 2457 {
2297 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2298 [screen.cur.col]);
2299 *srp ^= RS_RVid; 2458 *crp ^= RS_RVid;
2300#ifndef NO_CURSORCOLOR 2459#ifndef NO_CURSORCOLOR
2301 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2460 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2302#endif 2461#endif
2462 }
2303 } 2463 }
2304 else if (oldcursor.row >= 0) 2464 else if (oldcursor.row >= 0)
2305 { 2465 {
2466 int cursorwidth = 1;
2467 int col = oldcursor.col;
2468
2469 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2470 col--;
2471
2472 while (col + cursorwidth < ncol
2473 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2474 cursorwidth++;
2475
2306#ifndef NO_CURSORCOLOR 2476#ifndef NO_CURSORCOLOR
2307 if (ISSET_PIXCOLOR (Color_cursor)) 2477 if (ISSET_PIXCOLOR (Color_cursor))
2308 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2478 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2479 else
2309#endif 2480#endif
2310 int cursorwidth = 1; 2481 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 2482
2315 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2483 XDrawRectangle (dpy, vt, gc,
2316 Col2Pixel (oldcursor.col), 2484 Col2Pixel (col),
2317 Row2Pixel (oldcursor.row), 2485 Row2Pixel (oldcursor.row),
2318 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2486 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2319 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2487 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2320 } 2488 }
2321 } 2489 }
2322 2490
2323 /* 2491 /*
2324 * H: cleanup selection 2492 * H: cleanup selection
2325 */ 2493 */
2494#if ENABLE_OVERLAY
2495 scr_swap_overlay ();
2496#endif
2497 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2498
2326 scr_reverse_selection (); 2499 scr_reverse_selection ();
2327 2500
2328 if (refresh_type & SMOOTH_REFRESH) 2501 screen.flags = old_screen_flags;
2329 XFlush (display->display);
2330
2331 num_scr = 0; 2502 num_scr = 0;
2332 num_scr_allow = 1; 2503 num_scr_allow = 1;
2333 want_refresh = 0; /* screen is current */
2334} 2504}
2335 2505
2336void 2506void
2337rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2507rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2338{ 2508{
2339 if (!rp || !tp) 2509 if (!l.t)
2340 return; 2510 return;
2341 2511
2342 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2512 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 2513
2514 for (int i = ncol; i--; )
2515 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2516}
2517
2346void 2518void
2347rxvt_term::scr_remap_chars () 2519rxvt_term::scr_remap_chars () NOTHROW
2348{ 2520{
2349 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2521 for (int i = total_rows; i--; )
2350 scr_remap_chars (screen.text[i], screen.rend[i]); 2522 scr_remap_chars (row_buf [i]);
2351 2523
2352 for (int i = TermWin.nrow; i--; ) 2524 for (int i = nrow; i--; )
2353 {
2354 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2355 scr_remap_chars (swap.text[i], swap.rend[i]);
2356 } 2525 {
2526 scr_remap_chars (drawn_buf [i]);
2527 scr_remap_chars (swap_buf [i]);
2528 }
2357} 2529}
2358 2530
2359/* ------------------------------------------------------------------------- */
2360void 2531void
2532rxvt_term::scr_recolour (bool refresh) NOTHROW
2533{
2534 bool transparent = false;
2535
2536#ifdef HAVE_BG_PIXMAP
2537 if (bg_pixmap != None)
2538 {
2539# ifdef ENABLE_TRANSPARENCY
2540 if (bg_flags & BG_IS_TRANSPARENT)
2541 {
2542 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2543 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2544
2545 transparent = true;
2546 }
2547 else
2548# endif
2549 {
2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2551 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2552 }
2553 }
2554 else
2555#endif
2556 {
2557 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2558 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2559 }
2560
2561 XClearWindow (dpy, parent);
2562
2563 if (scrollBar.win)
2564 {
2565 if (transparent)
2566 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2567 else
2568 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2569 scrollBar.state = SB_STATE_IDLE;
2570 scrollBar.show (0);
2571 }
2572
2573 if (refresh)
2574 {
2575 scr_clear ();
2576 scr_touch (true);
2577 }
2578 want_refresh = 1;
2579}
2580
2581/* ------------------------------------------------------------------------- */
2582void
2361rxvt_term::scr_clear (bool really) 2583rxvt_term::scr_clear (bool really) NOTHROW
2362{ 2584{
2363 if (!TermWin.mapped) 2585 if (!mapped)
2364 return; 2586 return;
2365 2587
2366 num_scr_allow = 0; 2588 num_scr_allow = 0;
2367 want_refresh = 1; 2589 want_refresh = 1;
2368 2590
2369#ifdef TRANSPARENT 2591 if (really)
2370 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2592 XClearWindow (dpy, vt);
2593}
2594
2595void
2596rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2597{
2598 int view_end = view_start + nrow;
2599 int row, col;
2600
2601 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2602 {
2603 text_t *stp = ROW(row).t;
2604 rend_t *srp = ROW(row).r;
2605
2606 for (col = beg_col; col < end_col; col++)
2607 srp[col] ^= rstyle1;
2608
2609 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2610 srp[col] ^= rstyle2;
2611
2612 if (++col < end_col)
2613 srp[col] ^= rstyle2;
2371 { 2614 }
2372 int i; 2615}
2373 2616
2374 if (! (Options & Opt_transparent_all)) 2617void
2618rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2619{
2620 int view_end = view_start + nrow;
2621 int row, col;
2622
2623 if (beg_row >= view_start)
2624 {
2625 col = beg_col;
2626 row = beg_row;
2627 }
2628 else
2629 {
2375 i = 0; 2630 col = 0;
2631 row = view_start;
2632 }
2633
2634 for (; row < min (end_row, view_end); row++, col = 0)
2635 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2636 srp[col] ^= rstyle;
2637
2638 if (row == end_row)
2639 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2640 srp[col] ^= rstyle;
2641}
2642
2643/* ------------------------------------------------------------------------- */
2644void
2645rxvt_term::scr_reverse_selection () NOTHROW
2646{
2647 if (selection.op
2648 && current_screen == selection.screen
2649 && selection.end.row >= view_start)
2650 {
2651#if !ENABLE_MINIMAL
2652 if (selection.rect)
2653 scr_xor_rect (selection.beg.row, selection.beg.col,
2654 selection.end.row, selection.end.col,
2655 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2376 else 2656 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 2657#endif
2384 2658 scr_xor_span (selection.beg.row, selection.beg.col,
2385 if (really) 2659 selection.end.row, selection.end.col,
2386 XClearWindow (display->display, TermWin.vt); 2660 RS_Sel | 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 } 2661 }
2417} 2662}
2418 2663
2419/* ------------------------------------------------------------------------- */ 2664/* ------------------------------------------------------------------------- */
2420/* 2665/*
2421 * Dump the whole scrollback and screen to the passed filedescriptor. The 2666 * Dump the whole scrollback and screen to the passed filedescriptor. The
2422 * invoking routine must close the fd. 2667 * invoking routine must close the fd.
2423 */ 2668 */
2424#if 0 2669#if 0
2425void 2670void
2426rxvt_term::scr_dump (int fd) 2671rxvt_term::scr_dump (int fd) NOTHROW
2427{ 2672{
2428 int row, wrote; 2673 int row, wrote;
2429 unsigned int width, towrite; 2674 unsigned int width, towrite;
2430 char r1[] = "\n"; 2675 const char r1[] = "\n";
2431 2676
2432 for (row = TermWin.saveLines - TermWin.nscrolled; 2677 for (row = saveLines + top_row;
2433 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2678 row < saveLines + nrow - 1; row++)
2434 { 2679 {
2435 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2680 width = row_buf[row].l >= 0 ? row_buf[row].l
2436 : TermWin.ncol; 2681 : ncol;
2437 for (towrite = width; towrite; towrite -= wrote) 2682 for (towrite = width; towrite; towrite -= wrote)
2438 { 2683 {
2439 wrote = write (fd, & (screen.text[row][width - towrite]), 2684 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2440 towrite); 2685 towrite);
2441 if (wrote < 0) 2686 if (wrote < 0)
2442 return; /* XXX: death, no report */ 2687 return; /* XXX: death, no report */
2443 } 2688 }
2444 if (screen.tlen[row] >= 0) 2689 if (row_buf[row].l >= 0)
2445 if (write (fd, r1, 1) <= 0) 2690 if (write (fd, r1, 1) <= 0)
2446 return; /* XXX: death, no report */ 2691 return; /* XXX: death, no report */
2447 } 2692 }
2448} 2693}
2449#endif 2694#endif
2450 2695
2451/* ------------------------------------------------------------------------- * 2696/* ------------------------------------------------------------------------- *
2452 * CHARACTER SELECTION * 2697 * CHARACTER SELECTION *
2453 * ------------------------------------------------------------------------- */ 2698 * ------------------------------------------------------------------------- */
2454
2455/*
2456 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2457 */
2458void 2699void
2459rxvt_term::selection_check (int check_more) 2700rxvt_term::selection_check (int check_more) NOTHROW
2460{ 2701{
2461 row_col_t pos;
2462
2463 if (!selection.op) 2702 if (!selection.op)
2464 return; 2703 return;
2465 2704
2466 pos.row = pos.col = 0; 2705 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2467 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2706 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2468 || (selection.beg.row >= TermWin.nrow) 2707 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2469 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2470 || (selection.mark.row >= TermWin.nrow)
2471 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2472 || (selection.end.row >= TermWin.nrow)
2473 || (check_more == 1 2708 || (check_more == 1
2474 && current_screen == selection.screen 2709 && current_screen == selection.screen
2475 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2710 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2476 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2711 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2477 || (check_more == 2
2478 && ROWCOL_IS_BEFORE (selection.beg, pos)
2479 && ROWCOL_IS_AFTER (selection.end, pos))
2480 || (check_more == 3
2481 && ROWCOL_IS_AFTER (selection.end, pos))
2482 || (check_more == 4 /* screen width change */
2483 && (selection.beg.row != selection.end.row
2484 || selection.end.col > TermWin.ncol)))
2485 CLEAR_SELECTION (); 2712 CLEAR_ALL_SELECTION ();
2486} 2713}
2487 2714
2488/* ------------------------------------------------------------------------- */ 2715/* ------------------------------------------------------------------------- */
2489/* 2716/*
2490 * Paste a selection direct to the command fd 2717 * Paste a selection direct to the command fd
2491 */ 2718 */
2492void 2719void
2493rxvt_term::paste (const unsigned char *data, unsigned int len) 2720rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2494{ 2721{
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 */ 2722 /* convert normal newline chars into common keyboard Return key sequence */
2504 for (i = 0; i < len; i += PROP_SIZE) 2723 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) 2724 if (data[i] == C0_LF)
2511 ds[j] = C0_CR; 2725 data[i] = C0_CR;
2512 2726
2513 tt_write (ds, (int)n); 2727 if (priv_modes & PrivMode_BracketPaste)
2514 } 2728 tt_printf ("\e[200~");
2515 2729
2516 free (ds); 2730 tt_write (data, len);
2517}
2518 2731
2519/* ------------------------------------------------------------------------- */ 2732 if (priv_modes & PrivMode_BracketPaste)
2520/* 2733 tt_printf ("\e[201~");
2521 * Respond to a notification that a primary selection has been sent
2522 * EXT: SelectionNotify
2523 */
2524int
2525rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2526{
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 */
2534 {
2535 if ((selection_type & Sel_CompoundText))
2536 {
2537 int selnum = selection_type & Sel_whereMask;
2538
2539 selection_type = 0;
2540 if (selnum != Sel_direct)
2541 selection_request_other (XA_STRING, selnum);
2542 }
2543
2544 if ((selection_type & Sel_UTF8String))
2545 {
2546 int selnum = selection_type & Sel_whereMask;
2547
2548 selection_type = Sel_CompoundText;
2549 if (selnum != Sel_direct)
2550 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2551 else
2552 selection_type = 0;
2553 }
2554
2555 return 0;
2556 }
2557
2558 for (;;)
2559 {
2560 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4),
2561 (long) (PROP_SIZE / 4), delete_prop,
2562 AnyPropertyType, &ct.encoding, &ct.format,
2563 &ct.nitems, &bytes_after,
2564 &ct.value) != Success)
2565 break;
2566
2567 if (ct.encoding == 0)
2568 {
2569 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!"));
2570 break;
2571 }
2572 else if (ct.encoding == xa[XA_INCR])
2573 {
2574 // INCR selection, start handshake
2575 XDeleteProperty (display->display, win, prop);
2576 selection_wait = Sel_incr;
2577 incr_ev.start (NOW + 10);
2578 break;
2579 }
2580
2581 if (ct.value == NULL)
2582 {
2583 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2584 continue;
2585 }
2586
2587 if (ct.nitems == 0)
2588 {
2589 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2590
2591 if (selection_wait == Sel_normal && nread == 0
2592 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2593 {
2594 /*
2595 * pass through again trying CUT_BUFFER0 if we've come from
2596 * XConvertSelection () but nothing was presented
2597 */
2598 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2599 selection_paste (display->root, XA_CUT_BUFFER0, False);
2600 }
2601
2602 nread = -1; /* discount any previous stuff */
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 {
2612 for (int i = 0; i < cr; i++)
2613 paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2614
2615 XFreeStringList (cl);
2616 }
2617 else
2618 paste (ct.value, ct.nitems);
2619
2620 if (bytes_after == 0)
2621 break;
2622
2623 XFree (ct.value);
2624 }
2625
2626 if (ct.value)
2627 XFree (ct.value);
2628
2629 if (selection_wait == Sel_normal)
2630 selection_wait = Sel_none;
2631
2632 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2633 return (int)nread;
2634} 2734}
2635 2735
2636void 2736void
2637rxvt_term::incr_cb (time_watcher &w) 2737rxvt_term::paste (char *data, unsigned int len) NOTHROW
2638{ 2738{
2639 selection_wait = Sel_none; 2739 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2640
2641 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2642}
2643
2644/*
2645 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2646 */
2647void
2648rxvt_term::selection_property (Window win, Atom prop)
2649{
2650 if (prop == None || selection_wait != Sel_incr)
2651 return; 2740 return;
2652 2741
2653 if (selection_paste (win, prop, 1) > 0) 2742 tt_paste (data, len);
2654 incr_ev.start (NOW + 10);
2655 else
2656 {
2657 selection_wait = Sel_none;
2658 incr_ev.stop ();
2659 }
2660} 2743}
2661 2744
2662/* ------------------------------------------------------------------------- */ 2745/* ------------------------------------------------------------------------- */
2663/* 2746/*
2664 * Request the current selection: 2747 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2665 * Order: > internal selection if available 2748 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2666 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2749 * as fallback
2667 * > CUT_BUFFER0
2668 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2669 * will auto fallback to CUT_BUFFER0
2670 * EXT: button 2 release 2750 * EXT: button 2 release
2671 */ 2751 */
2672void 2752void
2673rxvt_term::selection_request (Time tm, int x, int y) 2753rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2674{ 2754{
2675 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y));
2676
2677 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2678 return; /* outside window */
2679
2680 if (selection.text) 2755 if (!selection_req)
2681 { /* internal selection */
2682 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2683 char *str = rxvt_wcstombs (selection.text, selection.len);
2684 paste ((unsigned char *)str, strlen (str));
2685 free (str);
2686 return;
2687 } 2756 {
2688 else 2757 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2758 selection_req->run ();
2689 { 2759 }
2690 int i;
2691
2692 selection_request_time = tm;
2693 selection_wait = Sel_normal;
2694
2695 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2696 {
2697#if X_HAVE_UTF8_STRING
2698 selection_type = Sel_UTF8String;
2699 if (selection_request_other (xa[XA_UTF8_STRING], i))
2700 return;
2701#else
2702 selection_type = Sel_CompoundText;
2703 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2704 return;
2705#endif
2706
2707 }
2708 }
2709
2710 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */
2711 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2712 selection_paste (display->root, XA_CUT_BUFFER0, False);
2713}
2714
2715int
2716rxvt_term::selection_request_other (Atom target, int selnum)
2717{
2718 Atom sel;
2719#ifdef DEBUG_SELECT
2720 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2721#endif
2722
2723 selection_type |= selnum;
2724
2725 if (selnum == Sel_Primary)
2726 sel = XA_PRIMARY;
2727 else if (selnum == Sel_Secondary)
2728 sel = XA_SECONDARY;
2729 else
2730 sel = xa[XA_CLIPBOARD];
2731
2732 if (XGetSelectionOwner (display->display, sel) != None)
2733 {
2734 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2735 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2736 TermWin.vt, selection_request_time);
2737 return 1;
2738 }
2739
2740 return 0;
2741} 2760}
2742 2761
2743/* ------------------------------------------------------------------------- */ 2762/* ------------------------------------------------------------------------- */
2744/* 2763/*
2745 * Clear all selected text 2764 * Clear all selected text
2746 * EXT: SelectionClear 2765 * EXT: SelectionClear
2747 */ 2766 */
2748void 2767void
2749rxvt_term::selection_clear () 2768rxvt_term::selection_clear (bool clipboard) NOTHROW
2750{ 2769{
2751 D_SELECT ((stderr, "rxvt_selection_clear ()")); 2770 if (!clipboard)
2752 2771 {
2753 want_refresh = 1; 2772 want_refresh = 1;
2754 free (selection.text); 2773 free (selection.text);
2755 selection.text = NULL; 2774 selection.text = NULL;
2756 selection.len = 0; 2775 selection.len = 0;
2757 CLEAR_SELECTION (); 2776 CLEAR_SELECTION ();
2758 2777
2759 if (display->selection_owner == this) 2778 if (display->selection_owner == this)
2760 display->selection_owner = 0; 2779 display->selection_owner = 0;
2780 }
2781 else
2782 {
2783 free (selection.clip_text);
2784 selection.clip_text = NULL;
2785 selection.clip_len = 0;
2786
2787 if (display->clipboard_owner == this)
2788 display->clipboard_owner = 0;
2789 }
2761} 2790}
2762 2791
2763/* ------------------------------------------------------------------------- */ 2792/* ------------------------------------------------------------------------- */
2764/* 2793/*
2765 * Copy a selection into the cut buffer 2794 * Copy a selection into the cut buffer
2766 * EXT: button 1 or 3 release 2795 * EXT: button 1 or 3 release
2767 */ 2796 */
2768void 2797void
2769rxvt_term::selection_make (Time tm) 2798rxvt_term::selection_make (Time tm)
2770{ 2799{
2771 int i, col, end_col, row, end_row; 2800 int size;
2772 wchar_t *new_selection_text; 2801 wchar_t *new_selection_text;
2773 text_t *t; 2802 text_t *t;
2774 2803
2775 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2776 switch (selection.op) 2804 switch (selection.op)
2777 { 2805 {
2778 case SELECTION_CONT: 2806 case SELECTION_CONT:
2779 break; 2807 break;
2780 case SELECTION_INIT: 2808 case SELECTION_INIT:
… …
2790 selection.op = SELECTION_DONE; 2818 selection.op = SELECTION_DONE;
2791 2819
2792 if (selection.clicks == 4) 2820 if (selection.clicks == 4)
2793 return; /* nothing selected, go away */ 2821 return; /* nothing selected, go away */
2794 2822
2823 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2824 return;
2825
2795 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2826 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2796 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2827 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2797 2828
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; 2829 int ofs = 0;
2803 int extra = 0; 2830 int extra = 0;
2804 2831
2832 int col = selection.beg.col;
2833 int row = selection.beg.row;
2834
2835 int end_col;
2836
2805 for (; row <= end_row; row++, col = 0) 2837 for (; row <= selection.end.row; row++, col = 0)
2806 { 2838 {
2807 t = &(screen.text[row][col]); 2839#if !ENABLE_MINIMAL
2808 2840 if (selection.rect)
2809 end_col = screen.tlen[row]; 2841 {
2810 2842 col = selection.beg.col;
2811 if (end_col == -1)
2812 end_col = TermWin.ncol; 2843 end_col = selection.end.col;
2844 }
2845 else
2846#endif
2847 end_col = ROW(row).l;
2813 2848
2849 col = max (col, 0);
2850
2814 if (row == end_row) 2851 if (row == selection.end.row)
2815 MIN_IT (end_col, selection.end.col); 2852 min_it (end_col, selection.end.col);
2853
2854 t = ROW(row).t + col;
2816 2855
2817 for (; col < end_col; col++) 2856 for (; col < end_col; col++)
2818 { 2857 {
2819 if (*t == NOCHAR) 2858 if (*t == NOCHAR)
2820 t++; 2859 t++;
… …
2825 2864
2826 extra -= (len - 1); 2865 extra -= (len - 1);
2827 2866
2828 if (extra < 0) 2867 if (extra < 0)
2829 { 2868 {
2830 extra += i; 2869 extra += size;
2831 i += i; 2870 size += size;
2832 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2871 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2833 } 2872 }
2834 2873
2835 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2874 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2836 } 2875 }
2837#endif 2876#endif
2838 else 2877 else
2839 new_selection_text[ofs++] = *t++; 2878 new_selection_text[ofs++] = *t++;
2840 } 2879 }
2841 2880
2842 if (screen.tlen[row] != -1 && row != end_row) 2881#if !ENABLE_MINIMAL
2882 if (selection.rect)
2883 {
2884 while (ofs
2885 && new_selection_text[ofs - 1] != C0_LF
2886 && unicode::is_space (new_selection_text[ofs - 1]))
2887 --ofs;
2888
2843 new_selection_text[ofs++] = C0_LF; 2889 new_selection_text[ofs++] = C0_LF;
2844 } 2890 }
2845 2891 else
2846 if (end_col != selection.end.col) 2892#endif
2893 if (!ROW(row).is_longer ()
2894 && (row != selection.end.row || end_col != selection.end.col)
2895 && (row != selection.beg.row || selection.beg.col < ncol))
2847 new_selection_text[ofs++] = C0_LF; 2896 new_selection_text[ofs++] = C0_LF;
2897 }
2848 2898
2849 new_selection_text[ofs] = 0; 2899 new_selection_text[ofs] = 0;
2850 2900
2851 if (ofs == 0) 2901 if (ofs == 0)
2852 { 2902 {
… …
2858 2908
2859 // we usually allocate much more than necessary, so realloc it smaller again 2909 // we usually allocate much more than necessary, so realloc it smaller again
2860 selection.len = ofs; 2910 selection.len = ofs;
2861 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2911 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2862 2912
2863 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2913 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2864 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2914 return;
2865 display->set_selection_owner (this); 2915
2916 selection_grab (tm);
2917}
2918
2919bool
2920rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2921{
2922 Atom sel;
2923
2924 if (!clipboard)
2925 {
2926 selection_time = tm;
2927 sel = XA_PRIMARY;
2928 }
2866 else 2929 else
2867 rxvt_warn ("can't get primary selection, ignoring.\n"); 2930 {
2931 clipboard_time = tm;
2932 sel = xa[XA_CLIPBOARD];
2933 }
2934
2935 XSetSelectionOwner (dpy, sel, vt, tm);
2936 if (XGetSelectionOwner (dpy, sel) == vt)
2937 {
2938 display->set_selection_owner (this, clipboard);
2939 return true;
2940 }
2941 else
2942 {
2943 selection_clear (clipboard);
2944 return false;
2945 }
2868 2946
2869#if 0 2947#if 0
2870 XTextProperty ct; 2948 XTextProperty ct;
2871 2949
2872 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2950 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2873 { 2951 {
2874 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2952 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2875 PropModeReplace, ct.value, ct.nitems);
2876 XFree (ct.value); 2953 XFree (ct.value);
2877 } 2954 }
2878#endif 2955#endif
2879
2880 selection_time = tm;
2881 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2882} 2956}
2883 2957
2884/* ------------------------------------------------------------------------- */ 2958/* ------------------------------------------------------------------------- */
2885/* 2959/*
2886 * Mark or select text based upon number of clicks: 1, 2, or 3 2960 * Mark or select text based upon number of clicks: 1, 2, or 3
2887 * EXT: button 1 press 2961 * EXT: button 1 press
2888 */ 2962 */
2889void 2963void
2890rxvt_term::selection_click (int clicks, int x, int y) 2964rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2891{ 2965{
2892 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2893
2894 clicks = ((clicks - 1) % 3) + 1; 2966 clicks = ((clicks - 1) % 3) + 1;
2895 selection.clicks = clicks; /* save clicks so extend will work */ 2967 selection.clicks = clicks; /* save clicks so extend will work */
2896 2968
2969 if (clicks == 2 && !selection.rect
2970 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2971 {
2972 MEvent.clicks = 1; // what a mess
2973 selection.screen = current_screen;
2974 selection.op = SELECTION_CONT;
2975 return;
2976 }
2977
2897 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2978 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2898 2979
2899 if (clicks == 2 || clicks == 3) 2980 if (clicks == 2 || clicks == 3)
2900 selection_extend_colrow (selection.mark.col, 2981 selection_extend_colrow (selection.mark.col,
2901 selection.mark.row + TermWin.view_start, 2982 selection.mark.row - view_start,
2902 0, /* button 3 */ 2983 0, /* button 3 */
2903 1, /* button press */ 2984 1, /* button press */
2904 0); /* click change */ 2985 0); /* click change */
2905} 2986}
2906 2987
2907/* ------------------------------------------------------------------------- */ 2988/* ------------------------------------------------------------------------- */
2908/* 2989/*
2909 * Mark a selection at the specified col/row 2990 * Mark a selection at the specified col/row
2910 */ 2991 */
2911void 2992void
2912rxvt_term::selection_start_colrow (int col, int row) 2993rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2913{ 2994{
2914 want_refresh = 1; 2995 want_refresh = 1;
2996
2997 selection.mark.row = row + view_start;
2915 selection.mark.col = col; 2998 selection.mark.col = col;
2916 selection.mark.row = row - TermWin.view_start;
2917 2999
2918 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3000 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2919 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3001 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 3002
2923 while (selection.mark.col > 0 3003 while (selection.mark.col > 0
2924 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3004 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2925 --selection.mark.col; 3005 --selection.mark.col;
2926 3006
2927 if (selection.op) 3007 if (selection.op)
3008 {
2928 { /* clear the old selection */ 3009 /* clear the old selection */
2929 selection.beg.row = selection.end.row = selection.mark.row; 3010 selection.beg.row = selection.end.row = selection.mark.row;
2930 selection.beg.col = selection.end.col = selection.mark.col; 3011 selection.beg.col = selection.end.col = selection.mark.col;
2931 } 3012 }
2932 3013
2933 selection.op = SELECTION_INIT; 3014 selection.op = SELECTION_INIT;
… …
2940 * We now only find out the boundary in one direction 3021 * We now only find out the boundary in one direction
2941 */ 3022 */
2942 3023
2943/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3024/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2944#define DELIMIT_TEXT(x) \ 3025#define DELIMIT_TEXT(x) \
2945 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3026 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2946#define DELIMIT_REND(x) 1 3027#define DELIMIT_REND(x) 1
2947 3028
2948void 3029void
2949rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3030rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2950{ 3031{
2951 int col, row, dirnadd, tcol, trow, w1, w2; 3032 int col, row, dirnadd, tcol, trow, w1, w2;
2952 row_col_t bound; 3033 row_col_t bound;
2953 text_t *stp; 3034 text_t *stp;
2954 rend_t *srp; 3035 rend_t *srp;
2955 3036
2956 if (dirn == UP) 3037 if (dirn == UP)
2957 { 3038 {
2958 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3039 bound.row = top_row - 1;
2959 bound.col = 0; 3040 bound.col = 0;
2960 dirnadd = -1; 3041 dirnadd = -1;
2961 } 3042 }
2962 else 3043 else
2963 { 3044 {
2964 bound.row = TermWin.saveLines + TermWin.nrow; 3045 bound.row = nrow;
2965 bound.col = TermWin.ncol - 1; 3046 bound.col = ncol - 1;
2966 dirnadd = 1; 3047 dirnadd = 1;
2967 } 3048 }
2968 3049
2969 row = mark->row + TermWin.saveLines; 3050 row = mark->row;
2970 col = mark->col; 3051 col = max (mark->col, 0);
2971 MAX_IT (col, 0); 3052
2972 /* find the edge of a word */ 3053 /* find the edge of a word */
2973 stp = & (screen.text[row][col]); 3054 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2974 w1 = DELIMIT_TEXT (*stp); 3055 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2975
2976 srp = (&screen.rend[row][col]);
2977 w2 = DELIMIT_REND (*srp);
2978 3056
2979 for (;;) 3057 for (;;)
2980 { 3058 {
2981 for (; col != bound.col; col += dirnadd) 3059 for (; col != bound.col; col += dirnadd)
2982 { 3060 {
… …
2992 break; 3070 break;
2993 } 3071 }
2994 3072
2995 if ((col == bound.col) && (row != bound.row)) 3073 if ((col == bound.col) && (row != bound.row))
2996 { 3074 {
2997 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3075 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2998 { 3076 {
2999 trow = row + dirnadd; 3077 trow = row + dirnadd;
3000 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3078 tcol = dirn == UP ? ncol - 1 : 0;
3001 3079
3002 if (screen.text[trow] == NULL) 3080 if (!ROW(trow).t)
3003 break; 3081 break;
3004 3082
3005 stp = & (screen.text[trow][tcol]); 3083 stp = ROW(trow).t + tcol;
3006 srp = & (screen.rend[trow][tcol]); 3084 srp = ROW(trow).r + tcol;
3007 3085
3008 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3086 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3009 break; 3087 break;
3010 3088
3011 row = trow; 3089 row = trow;
… …
3014 } 3092 }
3015 } 3093 }
3016 break; 3094 break;
3017 } 3095 }
3018 3096
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) 3097 if (dirn == DN)
3023 col++; /* put us on one past the end */ 3098 col++; /* put us on one past the end */
3024 3099
3025 /* Poke the values back in */ 3100 /* Poke the values back in */
3026 ret->row = row - TermWin.saveLines; 3101 ret->row = row;
3027 ret->col = col; 3102 ret->col = col;
3028} 3103}
3029 3104
3030/* ------------------------------------------------------------------------- */ 3105/* ------------------------------------------------------------------------- */
3031/* 3106/*
… …
3034 * flag == 0 ==> button 1 3109 * flag == 0 ==> button 1
3035 * flag == 1 ==> button 3 press 3110 * flag == 1 ==> button 3 press
3036 * flag == 2 ==> button 3 motion 3111 * flag == 2 ==> button 3 motion
3037 */ 3112 */
3038void 3113void
3039rxvt_term::selection_extend (int x, int y, int flag) 3114rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3040{ 3115{
3041 int col, row; 3116 int col = clamp (Pixel2Col (x), 0, ncol);
3042 3117 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 3118
3050 /* 3119 /*
3051 * If we're selecting characters (single click) then we must check first 3120 * 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 3121 * 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 3122 * 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. 3123 * be _past_ a character for it to be selected.
3055 */ 3124 */
3056 if (((selection.clicks % 3) == 1) && !flag 3125 if (((selection.clicks % 3) == 1) && !flag
3057 && (col == selection.mark.col 3126 && (col == selection.mark.col
3058 && (row == selection.mark.row + TermWin.view_start))) 3127 && (row == selection.mark.row - view_start)))
3059 { 3128 {
3060 /* select nothing */ 3129 /* select nothing */
3061 selection.beg.row = selection.end.row = 0; 3130 selection.beg.row = selection.end.row = 0;
3062 selection.beg.col = selection.end.col = 0; 3131 selection.beg.col = selection.end.col = 0;
3063 selection.clicks = 4; 3132 selection.clicks = 4;
3064 want_refresh = 1; 3133 want_refresh = 1;
3065 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3066 return; 3134 return;
3067 } 3135 }
3068 3136
3069 if (selection.clicks == 4) 3137 if (selection.clicks == 4)
3070 selection.clicks = 1; 3138 selection.clicks = 1;
… …
3077/* ------------------------------------------------------------------------- */ 3145/* ------------------------------------------------------------------------- */
3078/* 3146/*
3079 * Extend the selection to the specified col/row 3147 * Extend the selection to the specified col/row
3080 */ 3148 */
3081void 3149void
3082rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3150rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3083{ 3151{
3084 int16_t ncol = TermWin.ncol;
3085 int end_col;
3086 row_col_t pos; 3152 row_col_t pos;
3087 enum { 3153 enum {
3088 LEFT, RIGHT 3154 LEFT, RIGHT
3089 } closeto = RIGHT; 3155 } closeto = RIGHT;
3090 3156
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; 3157 want_refresh = 1;
3158
3095 switch (selection.op) 3159 switch (selection.op)
3096 { 3160 {
3097 case SELECTION_INIT: 3161 case SELECTION_INIT:
3098 CLEAR_SELECTION (); 3162 CLEAR_SELECTION ();
3099 selection.op = SELECTION_BEGIN; 3163 selection.op = SELECTION_BEGIN;
… …
3112 selection_start_colrow (col, row); 3176 selection_start_colrow (col, row);
3113 /* FALLTHROUGH */ 3177 /* FALLTHROUGH */
3114 default: 3178 default:
3115 return; 3179 return;
3116 } 3180 }
3181
3117 if (selection.beg.col == selection.end.col 3182 if (selection.beg.col == selection.end.col
3118 && selection.beg.col != selection.mark.col 3183 && selection.beg.col != selection.mark.col
3119 && selection.beg.row == selection.end.row 3184 && selection.beg.row == selection.end.row
3120 && selection.beg.row != selection.mark.row) 3185 && selection.beg.row != selection.mark.row)
3121 { 3186 {
3122 selection.beg.col = selection.end.col = selection.mark.col; 3187 selection.beg.col = selection.end.col = selection.mark.col;
3123 selection.beg.row = selection.end.row = selection.mark.row; 3188 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 } 3189 }
3126 3190
3127 pos.col = col; 3191 pos.col = col;
3128 pos.row = row; 3192 pos.row = view_start + row;
3129
3130 pos.row -= TermWin.view_start; /* adjust for scroll */
3131 3193
3132 /* 3194 /*
3133 * This is mainly xterm style selection with a couple of differences, mainly 3195 * This is mainly xterm style selection with a couple of differences, mainly
3134 * in the way button3 drag extension works. 3196 * in the way button3 drag extension works.
3135 * We're either doing: button1 drag; button3 press; or button3 drag 3197 * 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 3203 * 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 3204 * and it was decided by whichever point/word/line was `fixed' at the
3143 * time of the most recent button3 press 3205 * time of the most recent button3 press
3144 */ 3206 */
3145 if (button3 && buttonpress) 3207 if (button3 && buttonpress)
3208 {
3146 { /* button3 press */ 3209 /* button3 press */
3147 /* 3210 /*
3148 * first determine which edge of the selection we are closest to 3211 * first determine which edge of the selection we are closest to
3149 */ 3212 */
3150 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3213 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3151 || (!ROWCOL_IS_AFTER (pos, selection.end) 3214 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3169 selection.mark.row = selection.beg.row; 3232 selection.mark.row = selection.beg.row;
3170 selection.mark.col = selection.beg.col; 3233 selection.mark.col = selection.beg.col;
3171 } 3234 }
3172 } 3235 }
3173 else 3236 else
3237 {
3174 { /* button1 drag or button3 drag */ 3238 /* button1 drag or button3 drag */
3175 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3239 if (ROWCOL_IS_AFTER (selection.mark, pos))
3176 { 3240 {
3177 if ((selection.mark.row == selection.end.row) 3241 if (selection.mark.row == selection.end.row
3178 && (selection.mark.col == selection.end.col) 3242 && selection.mark.col == selection.end.col
3243 && clickchange
3179 && clickchange && selection.clicks == 2) 3244 && selection.clicks == 2)
3180 selection.mark.col--; 3245 selection.mark.col--;
3181 3246
3182 selection.beg.row = pos.row; 3247 selection.beg.row = pos.row;
3183 selection.beg.col = pos.col; 3248 selection.beg.col = pos.col;
3184 selection.end.row = selection.mark.row; 3249 selection.end.row = selection.mark.row;
… …
3193 } 3258 }
3194 } 3259 }
3195 3260
3196 if (selection.clicks == 1) 3261 if (selection.clicks == 1)
3197 { 3262 {
3198 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3263 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3199 3264 && !ROW(selection.beg.row).is_longer ()
3200 if (end_col != -1 && selection.beg.col > end_col) 3265#if !ENABLE_MINIMAL
3266 && !selection.rect
3267#endif
3201 { 3268 )
3202#if 1
3203 selection.beg.col = ncol; 3269 selection.beg.col = ncol;
3204#else 3270
3205 if (selection.beg.row != selection.end.row) 3271 if (
3206 selection.beg.col = ncol; 3272 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3207 else 3273 && !ROW(selection.end.row).is_longer ()
3208 selection.beg.col = selection.mark.col; 3274#if !ENABLE_MINIMAL
3275 && !selection.rect
3209#endif 3276#endif
3210 } 3277 )
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; 3278 selection.end.col = ncol;
3216 } 3279 }
3217 else if (selection.clicks == 2) 3280 else if (selection.clicks == 2)
3218 { 3281 {
3219 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3282 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3220 selection.end.col--; 3283 selection.end.col--;
3221 3284
3222 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3223 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3285 selection_delimit_word (UP, &selection.beg, &selection.beg);
3286 selection_delimit_word (DN, &selection.end, &selection.end);
3224 } 3287 }
3225 else if (selection.clicks == 3) 3288 else if (selection.clicks == 3)
3226 { 3289 {
3227#ifndef NO_FRILLS 3290#if ENABLE_FRILLS
3228 if ((Options & Opt_tripleclickwords)) 3291 if (option (Opt_tripleclickwords))
3229 { 3292 {
3230 int end_row; 3293 selection_delimit_word (UP, &selection.beg, &selection.beg);
3231 3294
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++) 3295 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3236 { 3296 {
3237 end_col = screen.tlen[end_row + TermWin.saveLines]; 3297 if (!ROW(end_row).is_longer ())
3238
3239 if (end_col != -1)
3240 { 3298 {
3241 selection.end.row = end_row; 3299 selection.end.row = end_row;
3242 selection.end.col = end_col; 3300 selection.end.col = ROW(end_row).l;
3301# if !ENABLE_MINIMAL
3243 selection_remove_trailing_spaces (); 3302 selection_remove_trailing_spaces ();
3303# endif
3244 break; 3304 break;
3245 } 3305 }
3246 } 3306 }
3247 } 3307 }
3248 else 3308 else
3249#endif 3309#endif
3250 { 3310 {
3251 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3311 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3252 selection.mark.col++; 3312 selection.mark.col++;
3313
3253 selection.beg.col = 0; 3314 selection.beg.col = 0;
3254 selection.end.col = ncol; 3315 selection.end.col = ncol;
3316
3317 // select a complete logical line
3318 while (selection.beg.row > -saveLines
3319 && ROW(selection.beg.row - 1).is_longer ())
3320 selection.beg.row--;
3321
3322 while (selection.end.row < nrow
3323 && ROW(selection.end.row).is_longer ())
3324 selection.end.row++;
3255 } 3325 }
3256 } 3326 }
3257 3327
3258 if (button3 && buttonpress) 3328 if (button3 && buttonpress)
3329 {
3259 { /* mark may need to be changed */ 3330 /* mark may need to be changed */
3260 if (closeto == LEFT) 3331 if (closeto == LEFT)
3261 { 3332 {
3262 selection.mark.row = selection.end.row; 3333 selection.mark.row = selection.end.row;
3263 selection.mark.col = selection.end.col 3334 selection.mark.col = selection.end.col - (selection.clicks == 2);
3264 - (selection.clicks == 2);
3265 } 3335 }
3266 else 3336 else
3267 { 3337 {
3268 selection.mark.row = selection.beg.row; 3338 selection.mark.row = selection.beg.row;
3269 selection.mark.col = selection.beg.col; 3339 selection.mark.col = selection.beg.col;
3270 } 3340 }
3271 } 3341 }
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 3342
3275#ifndef NO_FRILLS 3343#if !ENABLE_MINIMAL
3344 if (selection.rect && selection.beg.col > selection.end.col)
3345 ::swap (selection.beg.col, selection.end.col);
3346#endif
3347}
3348
3349#if !ENABLE_MINIMAL
3276void 3350void
3277rxvt_term::selection_remove_trailing_spaces () 3351rxvt_term::selection_remove_trailing_spaces () NOTHROW
3278{ 3352{
3279 int32_t end_col, end_row; 3353 int32_t end_col, end_row;
3280 text_t *stp; 3354 text_t *stp;
3281 3355
3282 end_col = selection.end.col; 3356 end_col = selection.end.col;
3283 end_row = selection.end.row; 3357 end_row = selection.end.row;
3358
3284 for ( ; end_row >= selection.beg.row; ) 3359 for (; end_row >= selection.beg.row; )
3285 { 3360 {
3286 stp = screen.text[end_row + TermWin.saveLines]; 3361 stp = ROW(end_row).t;
3362
3287 while (--end_col >= 0) 3363 while (--end_col >= 0)
3288 { 3364 {
3289 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3365 if (stp[end_col] != NOCHAR
3366 && !unicode::is_space (stp[end_col]))
3290 break; 3367 break;
3291 } 3368 }
3369
3292 if (end_col >= 0 3370 if (end_col >= 0
3293 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3371 || !ROW(end_row - 1).is_longer ())
3294 { 3372 {
3295 selection.end.col = end_col + 1; 3373 selection.end.col = end_col + 1;
3296 selection.end.row = end_row; 3374 selection.end.row = end_row;
3297 break; 3375 break;
3298 } 3376 }
3377
3299 end_row--; 3378 end_row--;
3300 end_col = TermWin.ncol; 3379 end_col = ncol;
3301 } 3380 }
3381
3302 if (selection.mark.row > selection.end.row) 3382 if (selection.mark.row > selection.end.row)
3303 { 3383 {
3304 selection.mark.row = selection.end.row; 3384 selection.mark.row = selection.end.row;
3305 selection.mark.col = selection.end.col; 3385 selection.mark.col = selection.end.col;
3306 } 3386 }
… …
3314/* 3394/*
3315 * Double click on button 3 when already selected 3395 * Double click on button 3 when already selected
3316 * EXT: button 3 double click 3396 * EXT: button 3 double click
3317 */ 3397 */
3318void 3398void
3319rxvt_term::selection_rotate (int x, int y) 3399rxvt_term::selection_rotate (int x, int y) NOTHROW
3320{ 3400{
3321 selection.clicks = selection.clicks % 3 + 1; 3401 selection.clicks = selection.clicks % 3 + 1;
3322 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3402 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3323} 3403}
3324 3404
3325/* ------------------------------------------------------------------------- */ 3405/* ------------------------------------------------------------------------- */
3326/* 3406/*
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 3407 * Respond to a request for our current selection
3336 * EXT: SelectionRequest 3408 * EXT: SelectionRequest
3337 */ 3409 */
3338void 3410void
3339rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3411rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3340{ 3412{
3413 Atom property = rq.property == None ? rq.target : rq.property;
3341 XSelectionEvent ev; 3414 XSelectionEvent ev;
3342 XTextProperty ct;
3343 XICCEncodingStyle style;
3344 Atom target;
3345 3415
3346 ev.type = SelectionNotify; 3416 ev.type = SelectionNotify;
3347 ev.property = None; 3417 ev.property = None;
3348 ev.display = rq.display; 3418 ev.display = rq.display;
3349 ev.requestor = rq.requestor; 3419 ev.requestor = rq.requestor;
… …
3351 ev.target = rq.target; 3421 ev.target = rq.target;
3352 ev.time = rq.time; 3422 ev.time = rq.time;
3353 3423
3354 if (rq.target == xa[XA_TARGETS]) 3424 if (rq.target == xa[XA_TARGETS])
3355 { 3425 {
3356 Atom32 target_list[6]; 3426 Atom target_list[6];
3357 Atom32 *target = target_list; 3427 Atom *target = target_list;
3358 3428
3359 *target++ = (Atom32) xa[XA_TARGETS]; 3429 *target++ = xa[XA_TARGETS];
3360 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3430 *target++ = xa[XA_TIMESTAMP];
3361 *target++ = (Atom32) XA_STRING; 3431 *target++ = XA_STRING;
3362 *target++ = (Atom32) xa[XA_TEXT]; 3432 *target++ = xa[XA_TEXT];
3363 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3433 *target++ = xa[XA_COMPOUND_TEXT];
3364#if X_HAVE_UTF8_STRING 3434#if X_HAVE_UTF8_STRING
3365 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3435 *target++ = xa[XA_UTF8_STRING];
3366#endif 3436#endif
3367 3437
3368 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3438 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3369 (8 * sizeof (target_list[0])), PropModeReplace, 3439 32, PropModeReplace,
3370 (unsigned char *)target_list, 3440 (unsigned char *)target_list, target - target_list);
3371 target - target_list);
3372 ev.property = rq.property; 3441 ev.property = property;
3373 } 3442 }
3374#if TODO // TODO 3443#if TODO // TODO
3375 else if (rq.target == xa[XA_MULTIPLE]) 3444 else if (rq.target == xa[XA_MULTIPLE])
3376 { 3445 {
3377 /* TODO: Handle MULTIPLE */ 3446 /* TODO: Handle MULTIPLE */
3378 } 3447 }
3379#endif 3448#endif
3380 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3449 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3381 { 3450 {
3382 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3451 XChangeProperty (dpy, rq.requestor, property, rq.target,
3383 (8 * sizeof (Time)), PropModeReplace,
3384 (unsigned char *)&selection_time, 1); 3452 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3385 ev.property = rq.property; 3453 ev.property = property;
3454 }
3455 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3456 {
3457 XChangeProperty (dpy, rq.requestor, property, rq.target,
3458 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3459 ev.property = property;
3386 } 3460 }
3387 else if (rq.target == XA_STRING 3461 else if (rq.target == XA_STRING
3388 || rq.target == xa[XA_TEXT] 3462 || rq.target == xa[XA_TEXT]
3389 || rq.target == xa[XA_COMPOUND_TEXT] 3463 || rq.target == xa[XA_COMPOUND_TEXT]
3390 || rq.target == xa[XA_UTF8_STRING] 3464 || rq.target == xa[XA_UTF8_STRING]
3391 ) 3465 )
3392 { 3466 {
3467 XTextProperty ct;
3468 Atom target = rq.target;
3393 short freect = 0; 3469 short freect = 0;
3394 int selectlen; 3470 int selectlen;
3395 wchar_t *cl; 3471 wchar_t *cl;
3396 3472 enum {
3397 target = rq.target; 3473 enc_string = XStringStyle,
3474 enc_text = XStdICCTextStyle,
3475 enc_compound_text = XCompoundTextStyle,
3476#ifdef X_HAVE_UTF8_STRING
3477 enc_utf8 = XUTF8StringStyle,
3478#else
3479 enc_utf8 = -1,
3480#endif
3481 } style;
3398 3482
3399 if (target == XA_STRING) 3483 if (target == XA_STRING)
3400 // we actually don't do XA_STRING, but who cares, as i18n clients 3484 // we actually don't do XA_STRING, but who cares, as i18n clients
3401 // will ask for another format anyways. 3485 // will ask for another format anyways.
3402 style = XStringStyle; 3486 style = enc_string;
3403 else if (target == xa[XA_TEXT]) 3487 else if (target == xa[XA_TEXT])
3404 style = XStdICCTextStyle; 3488 style = enc_text;
3405 else if (target == xa[XA_COMPOUND_TEXT]) 3489 else if (target == xa[XA_COMPOUND_TEXT])
3406 style = XCompoundTextStyle; 3490 style = enc_compound_text;
3407#if X_HAVE_UTF8_STRING 3491#if !ENABLE_MINIMAL
3408 else if (target == xa[XA_UTF8_STRING]) 3492 else if (target == xa[XA_UTF8_STRING])
3409 style = XUTF8StringStyle; 3493 style = enc_utf8;
3410#endif 3494#endif
3411 else 3495 else
3412 { 3496 {
3413 target = xa[XA_COMPOUND_TEXT]; 3497 target = xa[XA_COMPOUND_TEXT];
3414 style = XCompoundTextStyle; 3498 style = enc_compound_text;
3415 } 3499 }
3416 3500
3417 if (selection.text) 3501 if (rq.selection == XA_PRIMARY && selection.text)
3418 { 3502 {
3419 cl = selection.text; 3503 cl = selection.text;
3420 selectlen = selection.len; 3504 selectlen = selection.len;
3421 } 3505 }
3506 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3507 {
3508 cl = selection.clip_text;
3509 selectlen = selection.clip_len;
3510 }
3422 else 3511 else
3423 { 3512 {
3424 cl = L""; 3513 cl = L"";
3425 selectlen = 0; 3514 selectlen = 0;
3426 } 3515 }
3427 3516
3428 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3517#if !ENABLE_MINIMAL
3429 // manually for XUTF8StringStyle. 3518 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3519 // so recode it manually
3520 if (style == enc_utf8)
3521 {
3522 freect = 1;
3523 ct.encoding = target;
3524 ct.format = 8;
3525 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3526 ct.nitems = strlen ((char *)ct.value);
3527 }
3528 else
3529#endif
3430 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3530 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3431 freect = 1; 3531 freect = 1;
3432 else 3532 else
3433 { 3533 {
3434 /* if we failed to convert then send it raw */ 3534 /* if we failed to convert then send it raw */
3435 ct.value = (unsigned char *)cl; 3535 ct.value = (unsigned char *)cl;
3436 ct.nitems = selectlen; 3536 ct.nitems = selectlen;
3537 ct.encoding = target;
3437 } 3538 }
3438 3539
3439 XChangeProperty (display->display, rq.requestor, rq.property, 3540 XChangeProperty (dpy, rq.requestor, property,
3440 target, 8, PropModeReplace, 3541 ct.encoding, 8, PropModeReplace,
3441 ct.value, (int)ct.nitems); 3542 ct.value, (int)ct.nitems);
3442 ev.property = rq.property; 3543 ev.property = property;
3443 3544
3444 if (freect) 3545 if (freect)
3445 XFree (ct.value); 3546 XFree (ct.value);
3446 } 3547 }
3447 3548
3448 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3549 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} 3550}
3466 3551
3467/* ------------------------------------------------------------------------- */ 3552/* ------------------------------------------------------------------------- */
3468#ifdef USE_XIM 3553#ifdef USE_XIM
3469void 3554void
3470rxvt_term::im_set_position (XPoint *pos) 3555rxvt_term::im_set_position (XPoint &pos) NOTHROW
3471{ 3556{
3472 XWindowAttributes xwa; 3557 XWindowAttributes xwa;
3473 3558
3474 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3559 XGetWindowAttributes (dpy, vt, &xwa);
3560
3475 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3561 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3476 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3562 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3477} 3563}
3478
3479#endif 3564#endif
3565
3566#if ENABLE_OVERLAY
3567void
3568rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3569{
3570 if (nrow < 1 || ncol < 1)
3571 return;
3572
3573 want_refresh = 1;
3574
3575 scr_overlay_off ();
3576
3577 if (x < 0) x = ncol - w;
3578 if (y < 0) y = nrow - h;
3579
3580 // make space for border
3581 w += 2; min_it (w, ncol);
3582 h += 2; min_it (h, nrow);
3583
3584 x -= 1; clamp_it (x, 0, ncol - w);
3585 y -= 1; clamp_it (y, 0, nrow - h);
3586
3587 ov.x = x; ov.y = y;
3588 ov.w = w; ov.h = h;
3589
3590 ov.text = new text_t *[h];
3591 ov.rend = new rend_t *[h];
3592
3593 for (y = 0; y < h; y++)
3594 {
3595 text_t *tp = ov.text[y] = new text_t[w];
3596 rend_t *rp = ov.rend[y] = new rend_t[w];
3597
3598 text_t t0, t1, t2;
3599 rend_t r = OVERLAY_RSTYLE;
3600
3601 if (y == 0)
3602 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3603 else if (y < h - 1)
3604 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3605 else
3606 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3607
3608 *tp++ = t0;
3609 *rp++ = r;
3610
3611 for (x = w - 2; x > 0; --x)
3612 {
3613 *tp++ = t1;
3614 *rp++ = r;
3615 }
3616
3617 *tp = t2;
3618 *rp = r;
3619 }
3620}
3621
3622void
3623rxvt_term::scr_overlay_off () NOTHROW
3624{
3625 if (!ov.text)
3626 return;
3627
3628 want_refresh = 1;
3629
3630 for (int y = 0; y < ov.h; y++)
3631 {
3632 delete [] ov.text[y];
3633 delete [] ov.rend[y];
3634 }
3635
3636 delete [] ov.text; ov.text = 0;
3637 delete [] ov.rend; ov.rend = 0;
3638}
3639
3640void
3641rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3642{
3643 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3644 return;
3645
3646 x++, y++;
3647
3648 ov.text[y][x] = text;
3649 ov.rend[y][x] = rend;
3650}
3651
3652void
3653rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3654{
3655 while (*s)
3656 scr_overlay_set (x++, y, *s++);
3657}
3658
3659void
3660rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3661{
3662 while (*s)
3663 {
3664 text_t t = *s++;
3665 int width = WCWIDTH (t);
3666
3667 while (width--)
3668 {
3669 scr_overlay_set (x++, y, t);
3670 t = NOCHAR;
3671 }
3672 }
3673}
3674
3675void
3676rxvt_term::scr_swap_overlay () NOTHROW
3677{
3678 if (!ov.text)
3679 return;
3680
3681 // hide cursor if it is within the overlay area
3682 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3683 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3684 screen.flags &= ~Screen_VisibleCursor;
3685
3686 // swap screen mem with overlay
3687 for (int y = ov.h; y--; )
3688 {
3689 text_t *t1 = ov.text[y];
3690 rend_t *r1 = ov.rend[y];
3691
3692 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3693 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3694
3695 for (int x = ov.w; x--; )
3696 {
3697 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3698 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3699 }
3700 }
3701}
3702
3703#endif
3480/* ------------------------------------------------------------------------- */ 3704/* ------------------------------------------------------------------------- */
3705

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