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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.85 by root, Sun Aug 8 16:43:21 2004 UTC vs.
Revision 1.413 by root, Wed Jan 18 12:39:14 2012 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
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
177 want_refresh = 1; 189 want_refresh = 1;
178 190
191 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 193
182 screen.tscroll = 0; 194 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
184 196
185 if (!talloc) 197 if (!row_buf)
186 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
189 }
190 207
191 if (prev_nrow == 0) 208 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
192 { 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
193 /* 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 * first time called so just malloc everything: don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201 211
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 212 for (int row = nrow; row--; )
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
204
205 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
206 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
207 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
208 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
209
210 for (p = 0; p < nrow; p++)
211 {
212 q = p + TermWin.saveLines;
213 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
214 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
215 screen.tlen[q] = swap.tlen[p] = 0;
216 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
217 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
218 218
219 MEMSET (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 223 screen.charset = 0;
225 current_screen = PRIMARY; 224 current_screen = PRIMARY;
… …
237 selection.text = NULL; 236 selection.text = NULL;
238 selection.len = 0; 237 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
241 selection.clicks = 0; 240 selection.clicks = 0;
242 CLEAR_ALL_SELECTION (); 241 selection.clip_text = NULL;
243 rvideo = 0; 242 selection.clip_len = 0;
244 } 243 }
245 else 244 else
246 { 245 {
247 /* 246 /*
248 * add or delete rows as appropriate 247 * add or delete rows as appropriate
249 */ 248 */
250 setrstyle = DEFAULT_RSTYLE;
251 249
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
252 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
253 { 255 {
254 /* delete rows */
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
257
258 for (p = nrow; p < prev_nrow; p++) 256 for (int row = nrow; row < prev_nrow; row++)
259 { 257 {
260 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
261 263
262 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 ())
263 { 303 {
264#ifdef DEBUG_STRICT 304 p = MOD (p - 1, prev_total_rows);
265 assert (screen.rend[q]); 305
266#endif 306 plines++;
267 talloc->free (screen.text[q]); 307 llen += prev_ncol;
268 ralloc->free (screen.rend[q]);
269 } 308 }
270 309
271 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++)
272 { 323 {
273#ifdef DEBUG_STRICT 324 qline = row_buf + qrow;
274 assert (swap.rend[p]); 325 lalloc (*qline);
275#endif 326 qline->l = ncol;
276 talloc->free (swap.text[p]); 327 qline->is_longer (1);
277 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 }
278 } 360 }
279 361
280#ifdef DEBUG_STRICT 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
281 assert (drawn_text[p] && drawn_rend[p]); 363 qline->is_longer (0);
282#endif 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
283 talloc->free (drawn_text[p]);
284 ralloc->free (drawn_rend[p]);
285 } 365 }
366 while (p != pend && q > 0);
286 367
287 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
288 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 top_row = q - term_start;
289 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
290 370
291 scr_reset_realloc (); /* realloc _last_ */ 371 // make sure all terminal lines exist
292 } 372 while (top_row > 0)
293 else if (nrow > prev_nrow) 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
294 { 374 }
295 /* add rows */ 375 else
296 scr_reset_realloc (); /* realloc _first_ */ 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
297 378
298 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379 for (int row = min (nrow, prev_nrow); row--; )
299
300 k = min (TermWin.nscrolled, nrow - prev_nrow);
301
302 for (p = prev_total_rows; p < total_rows; p++)
303 { 380 {
304 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
305 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
306 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
307 } 386 }
308 387
309 for (p = prev_total_rows; p < total_rows - k; p++)
310 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
311
312 for (p = prev_nrow; p < nrow; p++) 388 for (int row = prev_nrow; row < nrow; row++)
313 { 389 {
314 swap.tlen[p] = 0; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
315 swap.text[p] = NULL;
316 swap.rend[p] = NULL;
317 drawn_text[p] = NULL;
318 drawn_rend[p] = NULL;
319 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
320 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
321 } 391 }
322 392
323 if (k > 0) 393 term_start = 0;
324 {
325 scr_scroll_text (0, (int)nrow - 1, -k, 1);
326 screen.cur.row += k;
327 screen.s_cur.row += k;
328 TermWin.nscrolled -= k;
329 }
330#ifdef DEBUG_STRICT
331 assert (screen.cur.row < TermWin.nrow);
332 assert (swap.cur.row < TermWin.nrow);
333#else /* drive with your eyes closed */
334
335 MIN_IT (screen.cur.row, nrow - 1);
336 MIN_IT (swap.cur.row, nrow - 1);
337#endif
338 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
339 }
340
341 /* resize columns */
342 if (ncol != prev_ncol)
343 { 394 }
344 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
345 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
346 395
347 for (p = 0; p < total_rows; p++) 396 free (old_buf);
348 { 397 delete old_ta;
349 if (screen.text[p]) 398 delete old_ra;
350 {
351 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
352 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
353 399
354 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 }
355 403
356 if (ncol > prev_ncol)
357 scr_blank_line (&screen.text[p][prev_ncol],
358 &screen.rend[p][prev_ncol],
359 ncol - prev_ncol, setrstyle);
360 }
361 }
362
363 for (p = 0; p < nrow; p++)
364 {
365 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
366 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
367
368 if (ncol > prev_ncol)
369 scr_blank_line (&drawn_text[p][prev_ncol],
370 &drawn_rend[p][prev_ncol],
371 ncol - prev_ncol, setrstyle);
372
373 if (swap.text[p])
374 {
375 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
376 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
377
378 MIN_IT (swap.tlen[p], (int16_t)ncol);
379
380 if (ncol > prev_ncol)
381 scr_blank_line (&swap.text[p][prev_ncol],
382 &swap.rend[p][prev_ncol],
383 ncol - prev_ncol, setrstyle);
384 }
385
386 }
387
388 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
389 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
390
391 delete talloc; talloc = ta;
392 delete ralloc; ralloc = ra;
393 }
394
395 if (tabs)
396 free (tabs); 404 free (tabs);
397 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
398 411
399 prev_nrow = nrow; 412 prev_nrow = nrow;
400 prev_ncol = ncol; 413 prev_ncol = ncol;
401 414
402 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
403
404 for (p = 0; p < ncol; p++)
405 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
406
407 tt_winch (); 415 tt_winch ();
408}
409 416
410void 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411rxvt_term::scr_reset_realloc ()
412{
413 uint16_t total_rows, nrow;
414
415 nrow = TermWin.nrow;
416 total_rows = nrow + TermWin.saveLines;
417 /* *INDENT-OFF* */
418 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
419 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
420 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
421 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
422
423 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
424 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
425
426 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
427 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
428 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
429 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
430 /* *INDENT-ON* */
431} 418}
432 419
433/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
434/* 421/*
435 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
436 */ 423 */
437void 424void
438rxvt_term::scr_release () 425rxvt_term::scr_release () NOTHROW
439{ 426{
440 uint16_t total_rows; 427 if (row_buf)
441 int i; 428 {
442
443 total_rows = TermWin.nrow + TermWin.saveLines;
444
445 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
446 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
447 431
448 free (screen.text); 432 free (row_buf);
449 free (screen.tlen); 433 free (swap_buf);
450 free (screen.rend); 434 free (drawn_buf);
451 free (drawn_text); 435 row_buf = 0; // signal that we freed all the arrays above
452 free (drawn_rend); 436
453 free (swap.text);
454 free (swap.tlen);
455 free (swap.rend);
456 free (buf_text);
457 free (buf_rend);
458 free (tabs); 437 free (tabs);
459 438 tabs = 0;
460 /* NULL these so if anything tries to use them, we'll know about it */ 439 }
461 screen.text = drawn_text = swap.text = NULL;
462 screen.rend = drawn_rend = swap.rend = NULL;
463 screen.tlen = swap.tlen = NULL;
464 buf_text = NULL;
465 buf_rend = NULL;
466 tabs = NULL;
467} 440}
468 441
469/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
470/* 443/*
471 * Hard reset 444 * Hard/Soft reset
472 */ 445 */
473void 446void
474rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
475{ 448{
476 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
477
478 scr_release (); 449 scr_release ();
479 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
480 scr_reset (); 453 scr_reset ();
481 454
482 scr_clear (true); 455 scr_clear (true);
483 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
457}
458
459void
460rxvt_term::scr_soft_reset () NOTHROW
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);
484} 473}
485 474
486/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
487 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
488 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
… …
490 * Save and Restore cursor 479 * Save and Restore cursor
491 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
492 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
493 */ 482 */
494void 483void
495rxvt_term::scr_cursor (int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
496{ 485{
497 screen_t *s; 486 screen_t *s;
498
499 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
500 487
501#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
502 if (current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
503 s = &swap; 490 s = &swap;
504 else 491 else
… …
506 s = &screen; 493 s = &screen;
507 494
508 switch (mode) 495 switch (mode)
509 { 496 {
510 case SAVE: 497 case SAVE:
511 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
512 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
513 s->s_rstyle = rstyle; 500 s->s_rstyle = rstyle;
514 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
515 s->s_charset_char = charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
516 break; 503 break;
517 504
518 case RESTORE: 505 case RESTORE:
519 want_refresh = 1; 506 want_refresh = 1;
520 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
521 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
522 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
523 rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
524 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
525 charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
526 set_font_style (); 513 set_font_style ();
527 break; 514 break;
528 } 515 }
529 516
530 /* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
531 MIN_IT (s->cur.row, TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
532 MIN_IT (s->cur.col, TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
533#ifdef DEBUG_STRICT
534 assert (s->cur.row >= 0); 520 assert (s->cur.row >= 0);
535 assert (s->cur.col >= 0); 521 assert (s->cur.col >= 0);
536#else /* drive with your eyes closed */ 522}
537 MAX_IT (s->cur.row, 0); 523
538 MAX_IT (s->cur.col, 0); 524void
539#endif 525rxvt_term::scr_swap_screen () NOTHROW
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);
540} 537}
541 538
542/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
543/* 540/*
544 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
545 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
547 */ 544 */
548int 545void
549rxvt_term::scr_change_screen (int scrn) 546rxvt_term::scr_change_screen (int scrn)
550{ 547{
551 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
552#if NSCREENS 563#if NSCREENS
553 int offset;
554#endif
555
556 want_refresh = 1;
557
558 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
559
560 TermWin.view_start = 0;
561
562 if (current_screen == scrn)
563 return scrn;
564
565 selection_check (2); /* check for boundary cross */
566
567 SWAP_IT (current_screen, scrn, int);
568#if NSCREENS
569 if (Options & Opt_secondaryScreen) 564 if (option (Opt_secondaryScreen))
570 { 565 {
571 num_scr = 0; 566 num_scr = 0;
572 offset = TermWin.saveLines; 567
573 for (i = prev_nrow; i--;) 568 scr_swap_screen ();
574 { 569
575 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
576 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
577 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
578 }
579 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
580 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
581# ifdef DEBUG_STRICT
582 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
583 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
584# else /* drive with your eyes closed */
585 MAX_IT (screen.cur.row, 0);
586 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
587 MAX_IT (screen.cur.col, 0);
588 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
589# endif
590 SWAP_IT (screen.charset, swap.charset, int16_t); 570 ::swap (screen.charset, swap.charset);
591 SWAP_IT (screen.flags, swap.flags, int); 571 ::swap (screen.flags, swap.flags);
592 screen.flags |= Screen_VisibleCursor; 572 screen.flags |= Screen_VisibleCursor;
593 swap.flags |= Screen_VisibleCursor; 573 swap.flags |= Screen_VisibleCursor;
594 } 574 }
595 else 575 else
596#endif 576#endif
597 if (Options & Opt_secondaryScroll) 577 if (option (Opt_secondaryScroll))
598 //if (current_screen == PRIMARY)
599 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 578 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
600 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++;
601} 596}
602 597
603/* ------------------------------------------------------------------------- */ 598/* ------------------------------------------------------------------------- */
604/* 599/*
605 * Change the colour for following text 600 * Change the colour for following text
606 */ 601 */
607void 602void
608rxvt_term::scr_color (unsigned int color, int fgbg) 603rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
609{ 604{
610 color &= RS_fgMask; 605 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
606 color = fgbg;
607
611 if (fgbg == Color_fg) 608 if (fgbg == Color_fg)
612 rstyle = SET_FGCOLOR (rstyle, color); 609 rstyle = SET_FGCOLOR (rstyle, color);
613 else 610 else
614 rstyle = SET_BGCOLOR (rstyle, color); 611 rstyle = SET_BGCOLOR (rstyle, color);
615} 612}
… …
617/* ------------------------------------------------------------------------- */ 614/* ------------------------------------------------------------------------- */
618/* 615/*
619 * Change the rendition style for following text 616 * Change the rendition style for following text
620 */ 617 */
621void 618void
622rxvt_term::scr_rendition (int set, int style) 619rxvt_term::scr_rendition (int set, int style) NOTHROW
623 { 620{
624 if (set) 621 if (set)
625 rstyle |= style; 622 rstyle |= style;
626 else if (style == ~RS_None) 623 else if (style == ~RS_None)
627 rstyle = DEFAULT_RSTYLE; 624 rstyle = DEFAULT_RSTYLE;
628 else 625 else
629 rstyle &= ~style; 626 rstyle &= ~style;
630 } 627}
631 628
632/* ------------------------------------------------------------------------- */ 629/* ------------------------------------------------------------------------- */
633/* 630/*
634 * Scroll text between <row1> and <row2> inclusive, by <count> lines 631 * Scroll text between <row1> and <row2> inclusive, by <count> lines
635 * count positive ==> scroll up 632 * count positive ==> scroll up
636 * count negative ==> scroll down 633 * count negative ==> scroll down
637 * spec == 0 for normal routines
638 */ 634 */
639int 635int
640rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 636rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
641{ 637{
642 int i, j;
643 long nscrolled;
644
645 if (count == 0 || (row1 > row2)) 638 if (count == 0 || (row1 > row2))
646 return 0; 639 return 0;
647 640
648 want_refresh = 1; 641 want_refresh = 1;
649 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 642 num_scr += count;
650 643
651 if (row1 == 0 && count > 0 644 if (count > 0
645 && row1 == 0
652 && (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
653 { 653 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 654 line_t &l = ROW(row2);
655 l.is_longer (0);
656 l.touch ();
657 }
655 658
656 if (nscrolled > (long)TermWin.saveLines) 659 // scroll everything up 'count' lines
657 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 }
658 else 687 else
659 TermWin.nscrolled = (uint16_t)nscrolled; 688 scr_blank_screen_mem (l, rstyle);
689 }
660 690
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
661 if ((Options & Opt_scrollWithBuffer) 703 if (option (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 704 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 705 && view_start != -saveLines)
664 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
665 } 712 {
666 else if (!spec)
667 row1 += TermWin.saveLines;
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 713 if (selection.op && current_screen == selection.screen)
672 { 714 {
673 i = selection.beg.row + TermWin.saveLines; 715 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 716 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 719 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 720 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 721 {
682 CLEAR_ALL_SELECTION (); 722 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 723 selection.op = SELECTION_CLEAR;
684 } 724 }
685 else if (j >= row1 && j <= row2) 725 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 726 {
687 /* move selected region too */ 727 /* move selected region too */
688 selection.beg.row -= count; 728 selection.beg.row -= count;
689 selection.end.row -= count; 729 selection.end.row -= count;
690 selection.mark.row -= count; 730 selection.mark.row -= count;
731
732 selection_check (0);
691 } 733 }
692 }
693
694 selection_check (0); /* _after_ TermWin.nscrolled update */
695
696 num_scr += count;
697 j = count;
698
699 if (count < 0)
700 count = -count;
701
702 i = row2 - row1 + 1;
703 MIN_IT (count, i);
704
705 if (j > 0)
706 {
707 /* A: scroll up */
708
709 /* A1: Copy lines that will get clobbered by the rotation */
710 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
711 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
712
713 /* A2: Rotate lines */
714 i = row2 - row1 - count + 1;
715 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
716 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
717 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
718
719 j = row2 - count + 1, i = count;
720 }
721 else /* if (j < 0) */
722 {
723 /* B: scroll down */
724
725 /* B1: Copy lines that will get clobbered by the rotation */
726 for (i = 0, j = row2; i < count; i++, j--)
727 { 734 }
728 buf_text[i] = screen.text[j]; 735
729 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)
730 } 741 {
731 742 line_t &l = ROW(row1 - 1);
732 /* B2: Rotate lines */ 743 l.is_longer (0);
733 for (j = row2, i = j - count; i >= row1; i--, j--) 744 l.touch ();
734 { 745 }
735 screen.tlen[j] = screen.tlen[i]; 746
736 screen.text[j] = screen.text[i]; 747 int rows = row2 - row1 + 1;
737 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++)
738 } 754 {
755 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
739 756
740 j = row1, i = count; 757 if (!IN_RANGE_EXC (row + count, 0, rows))
741 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 ();
742 } 769 }
743 770 }
744 /* C: Resurrect lines */
745 memset (screen.tlen + j, 0, i * sizeof (int16_t));
746 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
747 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
748 if (!spec) /* line length may not equal TermWin.ncol */
749 for (; i--; j++)
750 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
751 771
752 return count; 772 return count;
753} 773}
754 774
755/* ------------------------------------------------------------------------- */ 775/* ------------------------------------------------------------------------- */
756/* 776/*
757 * Add text given in <str> of length <len> to screen struct 777 * Add text given in <str> of length <len> to screen struct
758 */ 778 */
759void 779void
760rxvt_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
761{ 781{
762 unsigned char checksel, clearsel;
763 unicode_t c;
764 int i, row, last_col;
765 text_t *stp;
766 rend_t *srp;
767
768 if (len <= 0) /* sanity */ 782 if (len <= 0) /* sanity */
769 return; 783 return;
770 784
785 bool checksel;
786 unicode_t c;
787 int ncol = this->ncol;
788 const wchar_t *strend = str + len;
789
771 want_refresh = 1; 790 want_refresh = 1;
772 last_col = TermWin.ncol;
773
774 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
775 ZERO_SCROLLBACK (); 791 ZERO_SCROLLBACK ();
792
776 if (nlines > 0) 793 if (minlines > 0)
777 { 794 {
778 nlines += screen.cur.row - screen.bscroll; 795 minlines += screen.cur.row - screen.bscroll;
796 min_it (minlines, screen.cur.row - top_row);
797
779 if ((nlines > 0) 798 if (minlines > 0
780 && (screen.tscroll == 0) 799 && screen.tscroll == 0
781 && (screen.bscroll == (TermWin.nrow - 1))) 800 && screen.bscroll == nrow - 1)
782 { 801 {
783 /* _at least_ this many lines need to be scrolled */ 802 /* _at least_ this many lines need to be scrolled */
784 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 803 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
785 screen.cur.row -= nlines; 804 screen.cur.row -= minlines;
786 } 805 }
787 } 806 }
788#ifdef DEBUG_STRICT 807
789 assert (screen.cur.col < last_col); 808 assert (screen.cur.col < ncol);
790 assert ((screen.cur.row < TermWin.nrow) 809 assert (screen.cur.row < nrow
791 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 810 && screen.cur.row >= top_row);
792#else /* drive with your eyes closed */ 811 int row = screen.cur.row;
793 MIN_IT (screen.cur.col, last_col - 1);
794 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
795 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
796#endif
797 row = screen.cur.row + TermWin.saveLines;
798 812
799 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 813 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
800 clearsel = 0;
801 814
802 stp = screen.text[row]; 815 line_t *line = &ROW(row);
803 srp = screen.rend[row];
804 816
805 while (len--) 817 while (str < strend)
806 { 818 {
807 c = *str++; 819 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
808 820
809 if (c < 0x20) 821 if (ecb_unlikely (c < 0x20))
810 switch (c) 822 if (c == C0_LF)
811 { 823 {
812 case C0_HT: 824 max_it (line->l, screen.cur.col);
813 scr_tab (1);
814 continue;
815 825
816 case C0_LF:
817 if (screen.tlen[row] != -1) /* XXX: think about this */
818 MAX_IT (screen.tlen[row], screen.cur.col);
819
820 screen.flags &= ~Screen_WrapNext; 826 screen.flags &= ~Screen_WrapNext;
821 827
822 if (screen.cur.row == screen.bscroll) 828 if (screen.cur.row == screen.bscroll)
823 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 829 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
824 else if (screen.cur.row < (TermWin.nrow - 1)) 830 else if (screen.cur.row < (nrow - 1))
825 row = (++screen.cur.row) + TermWin.saveLines; 831 row = ++screen.cur.row;
826 832
827 stp = screen.text[row]; /* _must_ refresh */ 833 line = &ROW(row); /* _must_ refresh */
828 srp = screen.rend[row]; /* _must_ refresh */
829 continue; 834 continue;
830
831 case C0_CR:
832 if (screen.tlen[row] != -1) /* XXX: think about this */
833 MAX_IT (screen.tlen[row], screen.cur.col);
834
835 screen.flags &= ~Screen_WrapNext;
836 screen.cur.col = 0;
837 continue;
838 } 835 }
836 else if (c == C0_CR)
837 {
838 max_it (line->l, screen.cur.col);
839 839
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 (
840 if (checksel /* see if we're writing within selection */ 851 checksel /* see if we're writing within selection */
841 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 852 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
842 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 853 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
854 ))
843 { 855 {
844 checksel = 0; 856 checksel = 0;
845 clearsel = 1;
846 } 857 /*
847 858 * If we wrote anywhere in the selected area, kill the selection
848 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 ();
849 { 863 }
850 screen.tlen[row] = -1;
851 if (screen.cur.row == screen.bscroll)
852 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
853 else if (screen.cur.row < (TermWin.nrow - 1))
854 row = (++screen.cur.row) + TermWin.saveLines;
855 864
856 stp = screen.text[row]; /* _must_ refresh */ 865 if (ecb_unlikely (screen.flags & Screen_WrapNext))
857 srp = screen.rend[row]; /* _must_ refresh */
858 screen.cur.col = 0;
859 screen.flags &= ~Screen_WrapNext;
860 } 866 {
867 scr_do_wrap ();
861 868
862 if (screen.flags & Screen_Insert) 869 line->l = ncol;
863 scr_insdel_chars (1, INSERT); 870 line->is_longer (1);
864 871
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
865 // 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
866 // do wcwidth before further replacements, as wcwidth says that line-drawing 881 // further replacements, as wcwidth might return -1 for the line
867 // characters have width -1 (DOH!) on GNU/Linux sometimes. 882 // drawing characters below as they might be invalid in the current
868 int width = c < 0x100 ? 1 : wcwidth (c); 883 // locale.
884 int width = WCWIDTH (c);
869 885
870 if (charsets[screen.charset] == '0') // DEC SPECIAL 886 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
871 { 887 {
872 // 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
873 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
874 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 896 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
875 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 897 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
876 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 898 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
877 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, 899 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
878 }; 900 };
879 901
880 if (c >= 0x5f && c <= 0x7e) 902 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
881 { 903 {
882 c = vt100_0[c - 0x5f]; 904 c = vt100_0[c - 0x41];
883 width = 1; 905 width = 1; // vt100 line drawing characters are always single-width
884 } 906 }
885 } 907 }
886 908
909 if (ecb_unlikely (screen.flags & Screen_Insert))
910 scr_insdel_chars (width, INSERT);
911
887 if (width != 0) 912 if (width != 0)
888 { 913 {
889#if !UNICODE_3 && ENABLE_COMBINING 914#if !UNICODE_3
890 // trim characters we can't store directly :( 915 // trim characters we can't store directly :(
891 if (c >= 0x10000) 916 if (c >= 0x10000)
917# if ENABLE_COMBINING
892 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;
893#endif 921# endif
894 bool bold = (Options & Opt_realBold) && ((rstyle & RS_Bold) != 0); 922#endif
895 rend_t rend = SET_FONT (rstyle, 923
896 c > 0x7f || bold || c < 0x20 924 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
897 ? TermWin.fontset->find_font (c, bold) 925
898 : 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 ();
899 948
900 do 949 do
901 { 950 {
902 stp[screen.cur.col] = c; 951 line->t[screen.cur.col] = c;
903 srp[screen.cur.col] = rend; 952 line->r[screen.cur.col] = rend;
904 953
905 if (screen.cur.col < last_col - 1) 954 if (ecb_likely (screen.cur.col < ncol - 1))
906 screen.cur.col++; 955 screen.cur.col++;
907 else 956 else
908 { 957 {
909 screen.tlen[row] = last_col; 958 line->l = ncol;
910 if (screen.flags & Screen_Autowrap) 959 if (screen.flags & Screen_Autowrap)
911 screen.flags |= Screen_WrapNext; 960 screen.flags |= Screen_WrapNext;
912 break; 961
962 goto end_of_line;
913 } 963 }
914 964
915 c = NOCHAR; 965 c = NOCHAR;
916 } 966 }
917 while (--width > 0); 967 while (ecb_unlikely (--width > 0));
918 968
919 // pad with spaces when overwriting wide character with smaller one 969 // pad with spaces when overwriting wide character with smaller one
920 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++)
921 { 971 {
922 stp[c] = ' '; 972 line->t[c] = ' ';
923 srp[c] = rend; 973 line->r[c] = rend;
924 } 974 }
975
976end_of_line:
925 } 977 ;
926 else if (width == 0)
927 { 978 }
928#if ENABLE_COMBINING 979#if ENABLE_COMBINING
929 // handle combining characters 980 else // width == 0
930 // we just tag the accent on the previous on-screen character. 981 {
931 // this is arguably not correct, but also arguably not wrong. 982 if (c != 0xfeff) // ignore BOM
932 // we don't handle double-width characters nicely yet.
933
934 text_t *tp;
935 rend_t *rp;
936
937 if (screen.cur.col > 0)
938 { 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;
939 tp = stp + screen.cur.col - 1; 995 tp = line->t + screen.cur.col - 1;
940 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));
941 } 1020 }
942 else if (screen.cur.row > 0
943 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
944 {
945 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
946 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1;
947 } 1021 }
948 else
949 continue;
950
951 // handle double-width-chars by making them look extremely ugly
952 if (*tp == NOCHAR)
953 *tp = ' '; // hack //D //TODO //--tp, --rp;
954
955 // first try to find a precomposed character
956 unicode_t n = rxvt_compose (*tp, c);
957 if (n == NOCHAR)
958 n = rxvt_composite.compose (*tp, c);
959
960 *tp = n;
961 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
962#endif 1022#endif
963 }
964 } 1023 }
965 1024
966 if (screen.tlen[row] != -1) /* XXX: think about this */ 1025 max_it (line->l, screen.cur.col);
967 MAX_IT (screen.tlen[row], screen.cur.col);
968 1026
969 /*
970 * If we wrote anywhere in the selected area, kill the selection
971 * XXX: should we kill the mark too? Possibly, but maybe that
972 * should be a similar check.
973 */
974 if (clearsel)
975 CLEAR_SELECTION ();
976
977#ifdef DEBUG_STRICT
978 assert (screen.cur.row >= 0); 1027 assert (screen.cur.row >= 0);
979#else /* drive with your eyes closed */
980 MAX_IT (screen.cur.row, 0);
981#endif
982} 1028}
983 1029
984/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
985/* 1031/*
986 * 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
987 * XTERM_SEQ: CTRL-H 1033 * XTERM_SEQ: CTRL-H
988 */ 1034 */
989void 1035void
990rxvt_term::scr_backspace () 1036rxvt_term::scr_backspace () NOTHROW
991{ 1037{
992 want_refresh = 1;
993
994 if (screen.cur.col == 0) 1038 if (screen.cur.col == 0)
995 { 1039 {
996 if (screen.cur.row > 0) 1040 if (screen.cur.row > 0)
997 { 1041 {
998#ifdef TERMCAP_HAS_BW 1042#ifdef TERMCAP_HAS_BW
999 screen.cur.col = TermWin.ncol - 1; 1043 screen.cur.col = ncol - 1;
1000 screen.cur.row--; 1044 --screen.cur.row;
1001 return;
1002#endif
1003 1045
1046 want_refresh = 1;
1047#endif
1004 } 1048 }
1005 } 1049 }
1006 else if ((screen.flags & Screen_WrapNext) == 0) 1050 else if (screen.flags & Screen_WrapNext)
1051 screen.flags &= ~Screen_WrapNext;
1052 else
1007 scr_gotorc (0, -1, RELATIVE); 1053 scr_gotorc (0, -1, RELATIVE);
1008
1009 screen.flags &= ~Screen_WrapNext;
1010} 1054}
1011 1055
1012/* ------------------------------------------------------------------------- */ 1056/* ------------------------------------------------------------------------- */
1013/* 1057/*
1014 * Process Horizontal Tab 1058 * Process Horizontal Tab
1015 * count: +ve = forward; -ve = backwards 1059 * count: +ve = forward; -ve = backwards
1016 * XTERM_SEQ: CTRL-I 1060 * XTERM_SEQ: CTRL-I
1017 */ 1061 */
1018void 1062void
1019rxvt_term::scr_tab (int count) 1063rxvt_term::scr_tab (int count, bool ht) NOTHROW
1020{ 1064{
1021 int i, x; 1065 int i, x;
1022 1066
1023 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1024 want_refresh = 1; 1067 want_refresh = 1;
1025 i = x = screen.cur.col; 1068 i = x = screen.cur.col;
1026 1069
1027 if (count == 0) 1070 if (count == 0)
1028 return; 1071 return;
1029 else if (count > 0) 1072 else if (count > 0)
1030 { 1073 {
1074 line_t &l = ROW(screen.cur.row);
1075 rend_t base_rend = l.r[i];
1076 ht &= l.t[i] == ' ';
1077
1031 for (; ++i < TermWin.ncol; ) 1078 for (; ++i < ncol; )
1032 if (tabs[i]) 1079 if (tabs[i])
1033 { 1080 {
1034 x = i; 1081 x = i;
1082
1035 if (!--count) 1083 if (!--count)
1036 break; 1084 break;
1037 } 1085 }
1086 else
1087 ht &= l.t[i] == ' '
1088 && RS_SAME (l.r[i], base_rend);
1038 1089
1039 if (count) 1090 if (count)
1040 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 }
1041 } 1112 }
1042 else /* if (count < 0) */ 1113 else /* if (count < 0) */
1043 { 1114 {
1044 for (; --i >= 0; ) 1115 for (; --i >= 0; )
1045 if (tabs[i]) 1116 if (tabs[i])
… …
1062 * Process DEC Back Index 1133 * Process DEC Back Index
1063 * XTERM_SEQ: ESC 6 1134 * XTERM_SEQ: ESC 6
1064 * 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
1065 * in that row right. Clear left column. 1136 * in that row right. Clear left column.
1066 */ 1137 */
1067#ifndef NO_FRILLS 1138#if !ENABLE_MINIMAL
1068void 1139void
1069rxvt_term::scr_backindex () 1140rxvt_term::scr_backindex () NOTHROW
1070{ 1141{
1071 if (screen.cur.col > 0) 1142 if (screen.cur.col > 0)
1072 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1073 else 1144 else
1074 {
1075 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1076 return; /* um, yeah? */
1077 scr_insdel_chars (1, INSERT); 1145 scr_insdel_chars (1, INSERT);
1078 }
1079} 1146}
1080#endif 1147#endif
1081/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
1082/* 1149/*
1083 * Process DEC Forward Index 1150 * Process DEC Forward Index
1084 * XTERM_SEQ: ESC 9 1151 * XTERM_SEQ: ESC 9
1085 * 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
1086 * in that row left. Clear right column. 1153 * in that row left. Clear right column.
1087 */ 1154 */
1088#ifndef NO_FRILLS 1155#if !ENABLE_MINIMAL
1089void 1156void
1090rxvt_term::scr_forwardindex () 1157rxvt_term::scr_forwardindex () NOTHROW
1091{ 1158{
1092 int row;
1093
1094 if (screen.cur.col < TermWin.ncol - 1) 1159 if (screen.cur.col < ncol - 1)
1095 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1096 else 1161 else
1097 { 1162 {
1098 row = screen.cur.row + TermWin.saveLines; 1163 line_t &l = ROW(screen.cur.row);
1099 if (screen.tlen[row] == 0) 1164
1100 return; /* um, yeah? */ 1165 l.touch ();
1101 else if (screen.tlen[row] == -1) 1166 l.is_longer (0);
1102 screen.tlen[row] = TermWin.ncol; 1167
1103 scr_gotorc (0, 0, R_RELATIVE); 1168 scr_gotorc (0, 0, R_RELATIVE);
1104 scr_insdel_chars (1, DELETE); 1169 scr_insdel_chars (1, DELETE);
1105 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1170 scr_gotorc (0, ncol - 1, R_RELATIVE);
1106 } 1171 }
1107} 1172}
1108#endif 1173#endif
1109 1174
1110/* ------------------------------------------------------------------------- */ 1175/* ------------------------------------------------------------------------- */
1111/* 1176/*
1112 * Goto Row/Column 1177 * Goto Row/Column
1113 */ 1178 */
1114void 1179void
1115rxvt_term::scr_gotorc (int row, int col, int relative) 1180rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1116{ 1181{
1117 want_refresh = 1; 1182 want_refresh = 1;
1118 ZERO_SCROLLBACK (); 1183 ZERO_SCROLLBACK ();
1119 1184
1120 D_SCREEN ((stderr, "rxvt_scr_gotorc (r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, screen.cur.row, screen.cur.col));
1121
1122 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1185 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1123 MAX_IT (screen.cur.col, 0); 1186 clamp_it (screen.cur.col, 0, ncol - 1);
1124 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1125 1187
1126 screen.flags &= ~Screen_WrapNext; 1188 screen.flags &= ~Screen_WrapNext;
1189
1127 if (relative & R_RELATIVE) 1190 if (relative & R_RELATIVE)
1128 { 1191 {
1129 if (row > 0) 1192 if (row > 0)
1130 { 1193 {
1131 if (screen.cur.row <= screen.bscroll 1194 if (screen.cur.row <= screen.bscroll
… …
1144 } 1207 }
1145 } 1208 }
1146 else 1209 else
1147 { 1210 {
1148 if (screen.flags & Screen_Relative) 1211 if (screen.flags & Screen_Relative)
1212 {
1149 { /* relative origin mode */ 1213 /* relative origin mode */
1150 screen.cur.row = row + screen.tscroll; 1214 screen.cur.row = row + screen.tscroll;
1151 MIN_IT (screen.cur.row, screen.bscroll); 1215 min_it (screen.cur.row, screen.bscroll);
1152 } 1216 }
1153 else 1217 else
1154 screen.cur.row = row; 1218 screen.cur.row = row;
1155 } 1219 }
1156 MAX_IT (screen.cur.row, 0);
1157 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1158 1220
1159 while (screen.cur.col > 0 1221 clamp_it (screen.cur.row, 0, nrow - 1);
1160 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1161 screen.cur.col--;
1162} 1222}
1163 1223
1164/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1165/* 1225/*
1166 * direction should be UP or DN 1226 * direction should be UP or DN
1167 */ 1227 */
1168void 1228void
1169rxvt_term::scr_index (enum page_dirn direction) 1229rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1170{ 1230{
1171 int dirn; 1231 int dirn;
1172 1232
1173 want_refresh = 1; 1233 want_refresh = 1;
1234 ZERO_SCROLLBACK ();
1235
1174 dirn = ((direction == UP) ? 1 : -1); 1236 dirn = ((direction == UP) ? 1 : -1);
1175 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1176
1177 ZERO_SCROLLBACK ();
1178 1237
1179 screen.flags &= ~Screen_WrapNext; 1238 screen.flags &= ~Screen_WrapNext;
1239
1180 if ((screen.cur.row == screen.bscroll && direction == UP) 1240 if ((screen.cur.row == screen.bscroll && direction == UP)
1181 || (screen.cur.row == screen.tscroll && direction == DN)) 1241 || (screen.cur.row == screen.tscroll && direction == DN))
1182 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1242 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1183 else 1243 else
1184 screen.cur.row += dirn; 1244 screen.cur.row += dirn;
1185 MAX_IT (screen.cur.row, 0); 1245
1186 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1246 clamp_it (screen.cur.row, 0, nrow - 1);
1187 selection_check (0); 1247 selection_check (0);
1188} 1248}
1189 1249
1190/* ------------------------------------------------------------------------- */ 1250/* ------------------------------------------------------------------------- */
1191/* 1251/*
1192 * Erase part or whole of a line 1252 * Erase part or whole of a line
1193 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1253 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1194 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1254 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1195 * 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
1196 */ 1257 */
1197void 1258void
1198rxvt_term::scr_erase_line (int mode) 1259rxvt_term::scr_erase_line (int mode) NOTHROW
1199{ 1260{
1200 unsigned int row, col, num; 1261 unsigned int col, num;
1201 1262
1202 want_refresh = 1; 1263 want_refresh = 1;
1203 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1204 ZERO_SCROLLBACK (); 1264 ZERO_SCROLLBACK ();
1205 1265
1206 selection_check (1); 1266 selection_check (1);
1207 1267
1208 screen.flags &= ~Screen_WrapNext; 1268 line_t &line = ROW(screen.cur.row);
1209 1269
1210 row = TermWin.saveLines + screen.cur.row; 1270 line.touch ();
1271 line.is_longer (0);
1272
1211 switch (mode) 1273 switch (mode)
1212 { 1274 {
1275 case 3:
1276 if (screen.flags & Screen_WrapNext)
1277 return;
1278
1279 /* fall through */
1280
1213 case 0: /* erase to end of line */ 1281 case 0: /* erase to end of line */
1214 col = screen.cur.col; 1282 col = screen.cur.col;
1215 num = TermWin.ncol - col; 1283 num = ncol - col;
1216 MIN_IT (screen.tlen[row], (int16_t)col); 1284 min_it (line.l, col);
1285
1217 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1286 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1218 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1287 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1219 CLEAR_SELECTION (); 1288 CLEAR_SELECTION ();
1220 break; 1289 break;
1290
1221 case 1: /* erase to beginning of line */ 1291 case 1: /* erase to beginning of line */
1222 col = 0; 1292 col = 0;
1223 num = screen.cur.col + 1; 1293 num = screen.cur.col + 1;
1294
1224 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1295 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1225 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1296 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1226 CLEAR_SELECTION (); 1297 CLEAR_SELECTION ();
1227 break; 1298 break;
1299
1228 case 2: /* erase whole line */ 1300 case 2: /* erase whole line */
1229 col = 0; 1301 col = 0;
1230 num = TermWin.ncol; 1302 num = ncol;
1231 screen.tlen[row] = 0; 1303 line.l = 0;
1232 if (selection.beg.row <= screen.cur.row 1304 if (selection.beg.row <= screen.cur.row
1233 && selection.end.row >= screen.cur.row) 1305 && selection.end.row >= screen.cur.row)
1234 CLEAR_SELECTION (); 1306 CLEAR_SELECTION ();
1235 break; 1307 break;
1236 default: 1308 default:
1237 return; 1309 return;
1238 } 1310 }
1239 1311
1240 if (screen.text[row]) 1312 scr_blank_line (line, col, num, rstyle);
1241 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1242 else
1243 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1244} 1313}
1245 1314
1246/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1247/* 1316/*
1248 * Erase part of whole of the screen 1317 * Erase part or whole of the screen
1249 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1318 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1250 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1319 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1251 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1320 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1252 */ 1321 */
1253void 1322void
1254rxvt_term::scr_erase_screen (int mode) 1323rxvt_term::scr_erase_screen (int mode) NOTHROW
1255{ 1324{
1256 int num; 1325 int num;
1257 int32_t row, row_offset; 1326 int32_t row;
1258 rend_t ren; 1327 rend_t ren;
1259 XGCValues gcvalue; 1328 XGCValues gcvalue;
1260 1329
1261 want_refresh = 1; 1330 want_refresh = 1;
1262 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1263 ZERO_SCROLLBACK (); 1331 ZERO_SCROLLBACK ();
1264 row_offset = (int32_t)TermWin.saveLines;
1265 1332
1266 switch (mode) 1333 switch (mode)
1267 { 1334 {
1268 case 0: /* erase to end of screen */ 1335 case 0: /* erase to end of screen */
1269 selection_check (1);
1270 scr_erase_line (0); 1336 scr_erase_line (0);
1271 row = screen.cur.row + 1; /* possible OOB */ 1337 row = screen.cur.row + 1; /* possible OOB */
1272 num = TermWin.nrow - row; 1338 num = nrow - row;
1273 break; 1339 break;
1274 case 1: /* erase to beginning of screen */ 1340 case 1: /* erase to beginning of screen */
1275 selection_check (3);
1276 scr_erase_line (1); 1341 scr_erase_line (1);
1277 row = 0; 1342 row = 0;
1278 num = screen.cur.row; 1343 num = screen.cur.row;
1279 break; 1344 break;
1280 case 2: /* erase whole screen */ 1345 case 2: /* erase whole screen */
1281 selection_check (3);
1282 row = 0; 1346 row = 0;
1283 num = TermWin.nrow; 1347 num = nrow;
1284 break; 1348 break;
1285 default: 1349 default:
1286 return; 1350 return;
1287 } 1351 }
1288 1352
… …
1290 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1354 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1291 || (selection.end.row >= row 1355 || (selection.end.row >= row
1292 && selection.end.row <= row + num))) 1356 && selection.end.row <= row + num)))
1293 CLEAR_SELECTION (); 1357 CLEAR_SELECTION ();
1294 1358
1295 if (row >= TermWin.nrow) /* Out Of Bounds */ 1359 if (row >= nrow) /* Out Of Bounds */
1296 return; 1360 return;
1297 1361
1298 MIN_IT (num, (TermWin.nrow - row)); 1362 min_it (num, nrow - row);
1299 1363
1300 if (rstyle & (RS_RVid | RS_Uline)) 1364 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1301 ren = (rend_t) ~RS_None; 1365 ren = (rend_t) ~RS_None;
1302 else if (GET_BASEBG (rstyle) == Color_bg) 1366 else if (GET_BASEBG (rstyle) == Color_bg)
1303 { 1367 {
1304 ren = DEFAULT_RSTYLE; 1368 ren = DEFAULT_RSTYLE;
1305 CLEAR_ROWS (row, num); 1369
1370 if (mapped)
1371 XClearArea (dpy, vt, 0,
1372 Row2Pixel (row - view_start), (unsigned int)vt_width,
1373 (unsigned int)Height2Pixel (num), False);
1306 } 1374 }
1307 else 1375 else
1308 { 1376 {
1309 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1377 ren = rstyle & (RS_fgMask | RS_bgMask);
1378
1379 if (mapped)
1380 {
1310 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1381 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1311 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1382 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1312 ERASE_ROWS (row, num); 1383 XFillRectangle (dpy, vt, gc,
1384 0, Row2Pixel (row - view_start),
1385 (unsigned int)vt_width,
1386 (unsigned int)Height2Pixel (num));
1313 gcvalue.foreground = PixColors[Color_fg]; 1387 gcvalue.foreground = pix_colors[Color_fg];
1314 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1389 }
1315 } 1390 }
1316 1391
1317 for (; num--; row++) 1392 for (; num--; row++)
1318 { 1393 {
1319 scr_blank_screen_mem (screen.text, screen.rend, 1394 scr_blank_screen_mem (ROW(row), rstyle);
1320 (unsigned int) (row + row_offset), rstyle); 1395
1321 screen.tlen[row + row_offset] = 0; 1396 if (row - view_start < nrow)
1322 scr_blank_line (drawn_text[row], drawn_rend[row], 1397 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1323 (unsigned int)TermWin.ncol, ren);
1324 } 1398 }
1325} 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
1326 1411
1327/* ------------------------------------------------------------------------- */ 1412/* ------------------------------------------------------------------------- */
1328/* 1413/*
1329 * Fill the screen with `E's 1414 * Fill the screen with `E's
1330 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1415 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1331 */ 1416 */
1332void 1417void
1333rxvt_term::scr_E () 1418rxvt_term::scr_E () NOTHROW
1334{ 1419{
1335 int i, j, k; 1420 rend_t fs;
1336 rend_t *r1, fs;
1337 1421
1338 want_refresh = 1; 1422 want_refresh = 1;
1423 ZERO_SCROLLBACK ();
1424
1339 num_scr_allow = 0; 1425 num_scr_allow = 0;
1340 ZERO_SCROLLBACK ();
1341 selection_check (3);
1342 1426
1427 row_col_t pos;
1428 pos.row = pos.col = 0;
1429 if (ROWCOL_IS_AFTER (selection.end, pos))
1430 CLEAR_SELECTION ();
1431
1343 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1432 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1344 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1433 for (int row = nrow; row--; )
1345 { 1434 {
1346 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1435 line_t &line = ROW(row);
1436
1347 fill_text (screen.text[k], 'E', TermWin.ncol); 1437 fill_text (line.t, 'E', ncol);
1348 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1438 rend_t *r1 = line.r;
1439
1440 for (int j = ncol; j--; )
1349 *r1++ = fs; 1441 *r1++ = fs;
1442
1443 line.is_longer (0);
1444 line.touch (ncol);
1350 } 1445 }
1351} 1446}
1352 1447
1353/* ------------------------------------------------------------------------- */ 1448/* ------------------------------------------------------------------------- */
1354/* 1449/*
1355 * Insert/Delete <count> lines 1450 * Insert/Delete <count> lines
1356 */ 1451 */
1357void 1452void
1358rxvt_term::scr_insdel_lines (int count, int insdel) 1453rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1359{ 1454{
1360 int end; 1455 int end;
1361 1456
1362 ZERO_SCROLLBACK (); 1457 ZERO_SCROLLBACK ();
1363 1458
… …
1372 if (insdel == DELETE) 1467 if (insdel == DELETE)
1373 return; 1468 return;
1374 else if (insdel == INSERT) 1469 else if (insdel == INSERT)
1375 count = end; 1470 count = end;
1376 } 1471 }
1377 screen.flags &= ~Screen_WrapNext;
1378 1472
1473 scr_do_wrap ();
1474
1379 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1475 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1380} 1476}
1381 1477
1382/* ------------------------------------------------------------------------- */ 1478/* ------------------------------------------------------------------------- */
1383/* 1479/*
1384 * Insert/Delete <count> characters from the current position 1480 * Insert/Delete <count> characters from the current position
1385 */ 1481 */
1386void 1482void
1387rxvt_term::scr_insdel_chars (int count, int insdel) 1483rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1388{ 1484{
1389 int col, row;
1390 rend_t tr;
1391 text_t *stp;
1392 rend_t *srp;
1393 int16_t *slp;
1394
1395 want_refresh = 1; 1485 want_refresh = 1;
1396 ZERO_SCROLLBACK (); 1486 ZERO_SCROLLBACK ();
1397 1487
1398 if (count <= 0) 1488 if (count <= 0)
1399 return; 1489 return;
1400 1490
1491 scr_do_wrap ();
1492
1401 selection_check (1); 1493 selection_check (1);
1402 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1494 min_it (count, ncol - screen.cur.col);
1403 1495
1404 row = screen.cur.row + TermWin.saveLines; 1496 int row = screen.cur.row;
1405 screen.flags &= ~Screen_WrapNext;
1406 1497
1407 stp = screen.text[row]; 1498 line_t *line = &ROW(row);
1408 srp = screen.rend[row]; 1499
1409 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);
1410 1506
1411 switch (insdel) 1507 switch (insdel)
1412 { 1508 {
1413 case INSERT: 1509 case INSERT:
1414 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1510 line->l = min (line->l + count, ncol);
1415 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--)
1416 { 1516 {
1417 stp[col] = stp[col - count]; 1517 line->t[col] = line->t[col - count];
1418 srp[col] = srp[col - count]; 1518 line->r[col] = line->r[col - count];
1419 }
1420
1421 if (*slp != -1)
1422 {
1423 *slp += count;
1424 MIN_IT (*slp, TermWin.ncol);
1425 } 1519 }
1426 1520
1427 if (selection.op && current_screen == selection.screen 1521 if (selection.op && current_screen == selection.screen
1428 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1522 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1429 { 1523 {
1430 if (selection.end.row != screen.cur.row 1524 if (selection.end.row != screen.cur.row
1431 || (selection.end.col + count >= TermWin.ncol)) 1525 || (selection.end.col + count >= ncol))
1432 CLEAR_SELECTION (); 1526 CLEAR_SELECTION ();
1433 else 1527 else
1528 {
1434 { /* shift selection */ 1529 /* shift selection */
1435 selection.beg.col += count; 1530 selection.beg.col += count;
1436 selection.mark.col += count; /* XXX: yes? */ 1531 selection.mark.col += count; /* XXX: yes? */
1437 selection.end.col += count; 1532 selection.end.col += count;
1438 } 1533 }
1439 } 1534 }
1440 1535
1441 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1536 scr_blank_line (*line, screen.cur.col, count, rstyle);
1442 (unsigned int)count, rstyle);
1443 break; 1537 break;
1444 1538
1445 case ERASE: 1539 case ERASE:
1446 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1540 screen.cur.col += count; /* don't worry if > ncol */
1447 selection_check (1); 1541 selection_check (1);
1448 screen.cur.col -= count; 1542 screen.cur.col -= count;
1449 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1543
1450 (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);
1451 break; 1549 break;
1452 1550
1453 case DELETE: 1551 case DELETE:
1454 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1552 line->l = max (line->l - count, 0);
1455 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
1456 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1558 for (int col = screen.cur.col; (col + count) < ncol; col++)
1457 { 1559 {
1458 stp[col] = stp[col + count]; 1560 line->t[col] = line->t[col + count];
1459 srp[col] = srp[col + count]; 1561 line->r[col] = line->r[col + count];
1460 } 1562 }
1461 1563
1462 scr_blank_line (& (stp[TermWin.ncol - count]), 1564 scr_blank_line (*line, ncol - count, count, rstyle);
1463 & (srp[TermWin.ncol - count]),
1464 (unsigned int)count, tr);
1465
1466 if (*slp == -1) /* break line continuation */
1467 *slp = TermWin.ncol;
1468
1469 *slp -= count;
1470 MAX_IT (*slp, 0);
1471 1565
1472 if (selection.op && current_screen == selection.screen 1566 if (selection.op && current_screen == selection.screen
1473 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1567 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1474 { 1568 {
1475 if (selection.end.row != screen.cur.row 1569 if (selection.end.row != screen.cur.row
1476 || (screen.cur.col >= selection.beg.col - count) 1570 || (screen.cur.col >= selection.beg.col - count)
1477 || selection.end.col >= TermWin.ncol) 1571 || selection.end.col >= ncol)
1478 CLEAR_SELECTION (); 1572 CLEAR_SELECTION ();
1479 else 1573 else
1480 { 1574 {
1481 /* shift selection */ 1575 /* shift selection */
1482 selection.beg.col -= count; 1576 selection.beg.col -= count;
1483 selection.mark.col -= count; /* XXX: yes? */ 1577 selection.mark.col -= count; /* XXX: yes? */
1484 selection.end.col -= count; 1578 selection.end.col -= count;
1485 } 1579 }
1486 } 1580 }
1487 1581
1488 break; 1582 break;
1489 } 1583 }
… …
1493/* 1587/*
1494 * Set the scrolling region 1588 * Set the scrolling region
1495 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1589 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1496 */ 1590 */
1497void 1591void
1498rxvt_term::scr_scroll_region (int top, int bot) 1592rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1499{ 1593{
1500 MAX_IT (top, 0); 1594 max_it (top, 0);
1501 MIN_IT (bot, (int)TermWin.nrow - 1); 1595 min_it (bot, nrow - 1);
1502 1596
1503 if (top > bot) 1597 if (top > bot)
1504 return; 1598 return;
1505 1599
1506 screen.tscroll = top; 1600 screen.tscroll = top;
… …
1513 * Make the cursor visible/invisible 1607 * Make the cursor visible/invisible
1514 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1608 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1515 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1609 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1516 */ 1610 */
1517void 1611void
1518rxvt_term::scr_cursor_visible (int mode) 1612rxvt_term::scr_cursor_visible (int mode) NOTHROW
1519{ 1613{
1520 want_refresh = 1; 1614 want_refresh = 1;
1521 1615
1522 if (mode) 1616 if (mode)
1523 screen.flags |= Screen_VisibleCursor; 1617 screen.flags |= Screen_VisibleCursor;
… …
1530 * Set/unset automatic wrapping 1624 * Set/unset automatic wrapping
1531 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1625 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1532 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1626 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1533 */ 1627 */
1534void 1628void
1535rxvt_term::scr_autowrap (int mode) 1629rxvt_term::scr_autowrap (int mode) NOTHROW
1536{ 1630{
1537 if (mode) 1631 if (mode)
1538 screen.flags |= Screen_Autowrap; 1632 screen.flags |= Screen_Autowrap;
1539 else 1633 else
1540 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1634 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1541} 1635}
1542 1636
1543/* ------------------------------------------------------------------------- */ 1637/* ------------------------------------------------------------------------- */
1544/* 1638/*
1545 * Set/unset margin origin mode 1639 * Set/unset margin origin mode
… …
1549 * and the cursor cannot be moved outside. 1643 * and the cursor cannot be moved outside.
1550 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1644 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1551 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1645 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1552 */ 1646 */
1553void 1647void
1554rxvt_term::scr_relative_origin (int mode) 1648rxvt_term::scr_relative_origin (int mode) NOTHROW
1555{ 1649{
1556 if (mode) 1650 if (mode)
1557 screen.flags |= Screen_Relative; 1651 screen.flags |= Screen_Relative;
1558 else 1652 else
1559 screen.flags &= ~Screen_Relative; 1653 screen.flags &= ~Screen_Relative;
1654
1560 scr_gotorc (0, 0, 0); 1655 scr_gotorc (0, 0, 0);
1561} 1656}
1562 1657
1563/* ------------------------------------------------------------------------- */ 1658/* ------------------------------------------------------------------------- */
1564/* 1659/*
1565 * Set insert/replace mode 1660 * Set insert/replace mode
1566 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1661 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1567 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1662 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1568 */ 1663 */
1569void 1664void
1570rxvt_term::scr_insert_mode (int mode) 1665rxvt_term::scr_insert_mode (int mode) NOTHROW
1571{ 1666{
1572 if (mode) 1667 if (mode)
1573 screen.flags |= Screen_Insert; 1668 screen.flags |= Screen_Insert;
1574 else 1669 else
1575 screen.flags &= ~Screen_Insert; 1670 screen.flags &= ~Screen_Insert;
… …
1581 * XTERM_SEQ: Set tab at current column : ESC H 1676 * XTERM_SEQ: Set tab at current column : ESC H
1582 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1677 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1583 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1678 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1584 */ 1679 */
1585void 1680void
1586rxvt_term::scr_set_tab (int mode) 1681rxvt_term::scr_set_tab (int mode) NOTHROW
1587{ 1682{
1588 if (mode < 0) 1683 if (mode < 0)
1589 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1684 memset (tabs, 0, ncol);
1590 else if (screen.cur.col < TermWin.ncol) 1685 else if (screen.cur.col < ncol)
1591 tabs[screen.cur.col] = (mode ? 1 : 0); 1686 tabs [screen.cur.col] = !!mode;
1592} 1687}
1593 1688
1594/* ------------------------------------------------------------------------- */ 1689/* ------------------------------------------------------------------------- */
1595/* 1690/*
1596 * Set reverse/normal video 1691 * Set reverse/normal video
1597 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1692 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1598 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1693 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1599 */ 1694 */
1600void 1695void
1601rxvt_term::scr_rvideo_mode (int mode) 1696rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1602{ 1697{
1603 XGCValues gcvalue; 1698 rvideo_mode = on;
1604 1699
1700#ifndef NO_BELL
1701 on ^= rvideo_bell;
1702#endif
1703
1605 if (rvideo != mode) 1704 if (rvideo_state != on)
1606 { 1705 {
1607 rvideo = mode; 1706 rvideo_state = on;
1608 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1707
1609#if defined(XPM_BACKGROUND) 1708 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1709#ifdef HAVE_BG_PIXMAP
1610 if (bgPixmap.pixmap == None) 1710 if (bg_pixmap == None)
1611#endif 1711#endif
1612#if defined(TRANSPARENT) 1712 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1613 if (! (Options & Opt_transparent) || am_transparent == 0)
1614#endif
1615 XSetWindowBackground (display->display, TermWin.vt,
1616 PixColors[Color_bg]);
1617 1713
1714 XGCValues gcvalue;
1618 gcvalue.foreground = PixColors[Color_fg]; 1715 gcvalue.foreground = pix_colors[Color_fg];
1619 gcvalue.background = PixColors[Color_bg]; 1716 gcvalue.background = pix_colors[Color_bg];
1620 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1717 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1621 &gcvalue); 1718
1622 scr_clear (); 1719 scr_clear ();
1623 scr_touch (true); 1720 scr_touch (true);
1624 } 1721 }
1625} 1722}
1626 1723
… …
1628/* 1725/*
1629 * Report current cursor position 1726 * Report current cursor position
1630 * XTERM_SEQ: Report position: ESC [ 6 n 1727 * XTERM_SEQ: Report position: ESC [ 6 n
1631 */ 1728 */
1632void 1729void
1633rxvt_term::scr_report_position () 1730rxvt_term::scr_report_position () NOTHROW
1634{ 1731{
1635 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);
1636} 1733}
1637 1734
1638/* ------------------------------------------------------------------------- * 1735/* ------------------------------------------------------------------------- *
… …
1641 1738
1642/* 1739/*
1643 * Set font style 1740 * Set font style
1644 */ 1741 */
1645void 1742void
1646rxvt_term::set_font_style () 1743rxvt_term::set_font_style () NOTHROW
1647{ 1744{
1745#if 0
1648 switch (charsets[screen.charset]) 1746 switch (charsets [screen.charset])
1649 { 1747 {
1650 case '0': /* DEC Special Character & Line Drawing Set */ 1748 case '0': /* DEC Special Character & Line Drawing Set */
1651 break; 1749 break;
1652 case 'A': /* United Kingdom (UK) */ 1750 case 'A': /* United Kingdom (UK) */
1653 break; 1751 break;
… …
1660 case 'C': /* Finnish character set */ 1758 case 'C': /* Finnish character set */
1661 break; 1759 break;
1662 case 'K': /* German character set */ 1760 case 'K': /* German character set */
1663 break; 1761 break;
1664 } 1762 }
1763#endif
1665} 1764}
1666 1765
1667/* ------------------------------------------------------------------------- */ 1766/* ------------------------------------------------------------------------- */
1668/* 1767/*
1669 * Choose a font 1768 * Choose a font
… …
1671 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1770 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1672 * XTERM_SEQ: Invoke G2 character set: ESC N 1771 * XTERM_SEQ: Invoke G2 character set: ESC N
1673 * XTERM_SEQ: Invoke G3 character set: ESC O 1772 * XTERM_SEQ: Invoke G3 character set: ESC O
1674 */ 1773 */
1675void 1774void
1676rxvt_term::scr_charset_choose (int set) 1775rxvt_term::scr_charset_choose (int set) NOTHROW
1677 { 1776{
1678 screen.charset = set; 1777 screen.charset = set;
1679 set_font_style (); 1778 set_font_style ();
1680 } 1779}
1681 1780
1682/* ------------------------------------------------------------------------- */ 1781/* ------------------------------------------------------------------------- */
1683/* 1782/*
1684 * Set a font 1783 * Set a font
1685 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1784 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1687 * XTERM_SEQ: Set G2 character set: ESC * <C> 1786 * XTERM_SEQ: Set G2 character set: ESC * <C>
1688 * XTERM_SEQ: Set G3 character set: ESC + <C> 1787 * XTERM_SEQ: Set G3 character set: ESC + <C>
1689 * See set_font_style for possible values for <C> 1788 * See set_font_style for possible values for <C>
1690 */ 1789 */
1691void 1790void
1692rxvt_term::scr_charset_set (int set, unsigned int ch) 1791rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1693 { 1792{
1694 charsets[set] = (unsigned char)ch; 1793 charsets[set] = (unsigned char)ch;
1695 set_font_style (); 1794 set_font_style ();
1696 } 1795}
1697 1796
1698 1797
1699/* ------------------------------------------------------------------------- * 1798/* ------------------------------------------------------------------------- *
1700 * MAJOR SCREEN MANIPULATION * 1799 * MAJOR SCREEN MANIPULATION *
1701 * ------------------------------------------------------------------------- */ 1800 * ------------------------------------------------------------------------- */
1702 1801
1703/* 1802/*
1704 * refresh matching text. 1803 * refresh matching text.
1705 */ 1804 */
1706bool 1805bool
1707rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1806rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1708{ 1807{
1709 bool found = false; 1808 bool found = false;
1710 1809
1711 for (int i = 0; i < TermWin.nrow; i++) 1810 for (int i = 0; i < nrow; i++)
1712 { 1811 {
1713 int col = 0;
1714 rend_t *drp = drawn_rend [i]; 1812 rend_t *drp = drawn_buf[i].r;
1715 1813
1716 for (; col < TermWin.ncol; col++, drp++) 1814 for (int col = 0; col < ncol; col++, drp++)
1717 if ((*drp & mask) == value) 1815 if ((*drp & mask) == value)
1718 { 1816 {
1719 found = true; 1817 found = true;
1720 *drp = ~value; 1818 *drp = ~value;
1721 } 1819 }
… …
1732 PART_END, 1830 PART_END,
1733 RC_COUNT 1831 RC_COUNT
1734}; 1832};
1735 1833
1736void 1834void
1737rxvt_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
1738{ 1836{
1739 int i; 1837 int i;
1740 row_col_t rc[RC_COUNT]; 1838 row_col_t rc[RC_COUNT];
1741 1839
1742 if (drawn_text == NULL) /* sanity check */ 1840 if (!drawn_buf) /* sanity check */
1743 return; 1841 return;
1744 1842
1745#ifndef NO_SLOW_LINK_SUPPORT 1843#ifndef NO_SLOW_LINK_SUPPORT
1746 if (refresh_type == FAST_REFRESH && !display->is_local) 1844 if (refresh_type == FAST_REFRESH && !display->is_local)
1747 { 1845 {
1748 y = 0; 1846 y = 0;
1749 height = TermWin.height; 1847 eheight = height;
1750 } 1848 }
1751#endif
1752
1753#ifdef DEBUG_STRICT
1754 x = max (x, 0);
1755 x = min (x, (int)TermWin.width);
1756 y = max (y, 0);
1757 y = min (y, (int)TermWin.height);
1758#endif 1849#endif
1759 1850
1760 /* round down */ 1851 /* round down */
1761 rc[PART_BEG].col = Pixel2Col (x); 1852 rc[PART_BEG].col = Pixel2Col (x);
1762 rc[PART_BEG].row = Pixel2Row (y); 1853 rc[PART_BEG].row = Pixel2Row (y);
1763 /* round up */ 1854 /* round up */
1764 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1855 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1765 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1856 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1766 1857
1767 /* sanity checks */ 1858 /* sanity checks */
1768 for (i = PART_BEG; i < RC_COUNT; i++) 1859 for (i = PART_BEG; i < RC_COUNT; i++)
1769 { 1860 {
1770 MIN_IT (rc[i].col, TermWin.ncol - 1); 1861 min_it (rc[i].col, ncol - 1);
1771 MIN_IT (rc[i].row, TermWin.nrow - 1); 1862 min_it (rc[i].row, nrow - 1);
1772 } 1863 }
1773
1774 D_SCREEN ((stderr, "rxvt_scr_expose (x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)- (c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1775 1864
1776 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++)
1777 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;
1778 1869
1779 if (refresh) 1870 if (refresh)
1780 scr_refresh (SLOW_REFRESH); 1871 scr_refresh ();
1781} 1872}
1782 1873
1783/* ------------------------------------------------------------------------- */ 1874/* ------------------------------------------------------------------------- */
1784/* 1875/*
1785 * Refresh the entire screen 1876 * Refresh the entire screen
1786 */ 1877 */
1787void 1878void
1788rxvt_term::scr_touch (bool refresh) 1879rxvt_term::scr_touch (bool refresh) NOTHROW
1789{ 1880{
1790 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1881 scr_expose (0, 0, vt_width, vt_height, refresh);
1791} 1882}
1792 1883
1793/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1794/* 1885/*
1795 * 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
1796 * the top of the screen 1887 * the top of the screen
1797 */ 1888 */
1798int 1889void
1799rxvt_term::scr_move_to (int y, int len) 1890rxvt_term::scr_move_to (int y, int len) NOTHROW
1800{ 1891{
1801 long p = 0; 1892 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1802 uint16_t oldviewstart;
1803
1804 oldviewstart = TermWin.view_start;
1805 if (y < len)
1806 {
1807 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1808 p -= (long) (TermWin.nrow - 1);
1809 p = max (p, 0);
1810 }
1811 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1812 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1813
1814 return scr_changeview (oldviewstart);
1815} 1893}
1816 1894
1817/* ------------------------------------------------------------------------- */ 1895/* ------------------------------------------------------------------------- */
1818/* 1896/*
1819 * Page the screen up/down nlines 1897 * Page the screen up/down nlines
1820 * direction should be UP or DN 1898 * direction should be UP or DN
1821 */ 1899 */
1822int 1900bool
1823rxvt_term::scr_page (enum page_dirn direction, int nlines) 1901rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1824{ 1902{
1825 int n; 1903 int new_view_start =
1826 uint16_t oldviewstart; 1904 direction == UP ? view_start - nlines
1905 : view_start + nlines;
1827 1906
1828 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1829#ifdef DEBUG_STRICT
1830 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1831#endif
1832 oldviewstart = TermWin.view_start;
1833 if (direction == UP)
1834 {
1835 n = TermWin.view_start + nlines;
1836 TermWin.view_start = min (n, TermWin.nscrolled);
1837 }
1838 else
1839 {
1840 n = TermWin.view_start - nlines;
1841 TermWin.view_start = max (n, 0);
1842 }
1843 return scr_changeview (oldviewstart); 1907 return scr_changeview (new_view_start);
1844} 1908}
1845 1909
1846int 1910bool
1847rxvt_term::scr_changeview (uint16_t oldviewstart) 1911rxvt_term::scr_changeview (int new_view_start) NOTHROW
1848{ 1912{
1913 clamp_it (new_view_start, top_row, 0);
1914
1849 if (TermWin.view_start != oldviewstart) 1915 if (new_view_start == view_start)
1850 { 1916 return false;
1917
1918 num_scr += new_view_start - view_start;
1919 view_start = new_view_start;
1851 want_refresh = 1; 1920 want_refresh = 1;
1852 num_scr -= (TermWin.view_start - oldviewstart);
1853 }
1854 1921
1855 return (int) (TermWin.view_start - oldviewstart); 1922 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1856}
1857 1923
1858/* ------------------------------------------------------------------------- */ 1924 return true;
1859void 1925}
1860rxvt_term::scr_bell () 1926
1861{
1862#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
1863# ifndef NO_MAPALERT 1943# ifndef NO_MAPALERT
1864# ifdef MAPALERT_OPTION 1944# ifdef MAPALERT_OPTION
1865 if (Options & Opt_mapAlert) 1945 if (option (Opt_mapAlert))
1866# endif 1946# endif
1867 XMapWindow (display->display, TermWin.parent[0]); 1947 XMapWindow (dpy, parent);
1868# endif 1948# endif
1949
1950# if ENABLE_FRILLS
1951 if (option (Opt_urgentOnBell))
1952 set_urgency (1);
1953# endif
1954
1869 if (Options & Opt_visualBell) 1955 if (option (Opt_visualBell))
1870 { 1956 {
1871 scr_rvideo_mode (!rvideo); /* refresh also done */ 1957 rvideo_bell = true;
1872 scr_rvideo_mode (!rvideo); /* refresh also done */ 1958 scr_rvideo_mode (rvideo_mode);
1959 flush ();
1960
1961 bell_ev.start (VISUAL_BELL_DURATION);
1873 } 1962 }
1874 else 1963 else
1875 XBell (display->display, 0); 1964 XBell (dpy, 0);
1965 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1876#endif 1966#endif
1877} 1967}
1878 1968
1879/* ------------------------------------------------------------------------- */ 1969/* ------------------------------------------------------------------------- */
1880/* ARGSUSED */
1881void 1970void
1882rxvt_term::scr_printscreen (int fullhist) 1971rxvt_term::scr_printscreen (int fullhist) NOTHROW
1883{ 1972{
1884#ifdef PRINTPIPE 1973#ifdef PRINTPIPE
1885 int i, r1, nrows, row_offset; 1974 int nrows, row_start;
1886 text_t *t; 1975 FILE *fd = popen_printer ();
1887 FILE *fd;
1888 1976
1889 if ((fd = popen_printer ()) == NULL) 1977 if (!fd)
1890 return; 1978 return;
1891 nrows = TermWin.nrow; 1979
1892 row_offset = TermWin.saveLines;
1893 if (!fullhist) 1980 if (fullhist)
1894 row_offset -= TermWin.view_start; 1981 {
1982 nrows = nrow - top_row;
1983 row_start = top_row;
1984 }
1895 else 1985 else
1896 { 1986 {
1897 nrows += TermWin.nscrolled; 1987 nrows = nrow;
1898 row_offset -= TermWin.nscrolled; 1988 row_start = view_start;
1899 }
1900
1901 for (r1 = 0; r1 < nrows; r1++)
1902 { 1989 }
1903 t = screen.text[r1 + row_offset]; 1990
1904 for (i = TermWin.ncol - 1; i >= 0; i--) 1991 wctomb (0, 0);
1905 if (!isspace (t[i])) 1992
1906 break; 1993 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1907 fprintf (fd, "%.*s\n", (i + 1), t);
1908 } 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
1909 pclose_printer (fd); 2019 pclose_printer (fd);
1910#endif 2020#endif
1911} 2021}
1912 2022
1913/* ------------------------------------------------------------------------- */ 2023/* ------------------------------------------------------------------------- */
1914/* 2024/*
1915 * Refresh the screen 2025 * Refresh the screen
1916 * drawn_text/drawn_rend contain the screen information before the update. 2026 * drawn_text/drawn_rend contain the screen information before the update.
1917 * screen.text/screen.rend contain what the screen will change to. 2027 * screen.text/screen.rend contain what the screen will change to.
1918 */ 2028 */
1919
1920#define FONT_WIDTH(X, Y) \
1921 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1922#define FONT_RBEAR(X, Y) \
1923 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1924#define FONT_LBEAR(X, Y) \
1925 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1926#define IS_FONT_CHAR(X, Y) \
1927 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1928
1929void 2029void
1930rxvt_term::scr_refresh (unsigned char refresh_type) 2030rxvt_term::scr_refresh () NOTHROW
1931{ 2031{
1932 unsigned char must_clear, /* use draw_string not draw_image_string */
1933 rvid, /* reverse video this position */
1934 showcursor; /* show the cursor */
1935 int16_t col, row, /* column/row we're processing */ 2032 int16_t col, row, /* column/row we're processing */
1936 ocrow; /* old cursor row */ 2033 ocrow; /* old cursor row */
1937 int i, /* tmp */ 2034 int i; /* tmp */
1938 row_offset; /* basic offset in screen structure */
1939#ifndef NO_CURSORCOLOR 2035#ifndef NO_CURSORCOLOR
1940 rend_t cc1; /* store colours at cursor position (s) */ 2036 rend_t cc1; /* store colours at cursor position (s) */
1941#endif 2037#endif
1942 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2038 rend_t *crp; // cursor rendition pointer
1943 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2039 rend_t ccol1, /* Cursor colour */
2040 ccol2; /* Cursor colour2 */
1944 2041
2042 want_refresh = 0; /* screen is current */
2043
1945 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2044 if (refresh_type == NO_REFRESH || !mapped)
1946 return; 2045 return;
1947 2046
1948 /* 2047 /*
1949 * A: set up vars 2048 * A: set up vars
1950 */ 2049 */
1951 must_clear = 0;
1952
1953 refresh_count = 0; 2050 refresh_count = 0;
1954 2051
1955 row_offset = TermWin.saveLines - TermWin.view_start; 2052 unsigned int old_screen_flags = screen.flags;
1956 2053 bool have_bg = 0;
1957#ifdef XPM_BACKGROUND 2054#ifdef HAVE_BG_PIXMAP
1958 must_clear |= (bgPixmap.pixmap != None); 2055 have_bg = bg_pixmap != None;
1959#endif
1960#ifdef TRANSPARENT
1961 must_clear |= ((Options & Opt_transparent) && am_transparent);
1962#endif 2056#endif
1963 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2057 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1964 2058
1965 /* 2059 /*
1966 * B: reverse any characters which are selected 2060 * B: reverse any characters which are selected
1967 */ 2061 */
1968 scr_reverse_selection (); 2062 scr_reverse_selection ();
1969 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
1970 /* 2071 /*
1971 * C: set the cursor character (s) 2072 * C: set the cursor character (s)
1972 */ 2073 */
1973 { 2074 {
1974 unsigned char setoldcursor; 2075 bool setoldcursor;
1975 rend_t ccol1, /* Cursor colour */
1976 ccol2; /* Cursor colour2 */
1977 2076
1978 showcursor = (screen.flags & Screen_VisibleCursor);
1979#ifdef CURSOR_BLINK 2077#ifdef CURSOR_BLINK
1980 if (hidden_cursor) 2078 if (hidden_cursor)
1981 showcursor = 0; 2079 showcursor = 0;
1982#endif 2080#endif
1983 2081
1984 if (showcursor) 2082 if (showcursor)
1985 { 2083 {
1986 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 2084 int col = screen.cur.col;
1987 2085
1988 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)
1989 { 2115 {
2116 if (option (Opt_cursorUnderline))
1990 *srp ^= RS_RVid; 2117 *crp ^= RS_Uline;
1991#ifndef NO_CURSORCOLOR
1992 cc1 = *srp & (RS_fgMask | RS_bgMask);
1993 if (ISSET_PIXCOLOR (Color_cursor))
1994 ccol1 = Color_cursor;
1995 else 2118 else
1996#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1997 ccol1 = GET_FGCOLOR (rstyle);
1998#else
1999 ccol1 = Color_fg;
2000#endif
2001 if (ISSET_PIXCOLOR (Color_cursor2))
2002 ccol2 = Color_cursor2;
2003 else 2119 {
2004#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2120 *crp ^= RS_RVid;
2005 ccol2 = GET_BGCOLOR (rstyle);
2006#else
2007 ccol2 = Color_bg;
2008#endif
2009 *srp = SET_FGCOLOR (*srp, ccol1); 2121 *crp = SET_FGCOLOR (*crp, ccol1);
2010 *srp = SET_BGCOLOR (*srp, ccol2); 2122 *crp = SET_BGCOLOR (*crp, ccol2);
2011#endif 2123 }
2012 } 2124 }
2013 } 2125 }
2014 2126
2015 /* make sure no outline cursor is left around */ 2127 /* make sure no outline cursor is left around */
2016 setoldcursor = 0; 2128 setoldcursor = 0;
2017 if (ocrow != -1) 2129 if (ocrow != -1)
2018 { 2130 {
2019 if (screen.cur.row + TermWin.view_start != ocrow 2131 if (screen.cur.row - view_start != ocrow
2020 || screen.cur.col != oldcursor.col) 2132 || screen.cur.col != oldcursor.col)
2021 { 2133 {
2022 if (ocrow < TermWin.nrow 2134 if (ocrow < nrow
2023 && oldcursor.col < TermWin.ncol) 2135 && oldcursor.col < ncol)
2024 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2136 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2025 2137
2026 if (TermWin.focus || !showcursor) 2138 if (focus || !showcursor)
2027 oldcursor.row = -1; 2139 oldcursor.row = -1;
2028 else 2140 else
2029 setoldcursor = 1; 2141 setoldcursor = 1;
2030 } 2142 }
2031 } 2143 }
2032 else if (!TermWin.focus) 2144 else if (!focus)
2033 setoldcursor = 1; 2145 setoldcursor = 1;
2034 2146
2035 if (setoldcursor) 2147 if (setoldcursor)
2036 { 2148 {
2037 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2149 if (screen.cur.row - view_start >= nrow)
2038 oldcursor.row = -1; 2150 oldcursor.row = -1;
2039 else 2151 else
2040 { 2152 {
2041 oldcursor.row = screen.cur.row + TermWin.view_start; 2153 oldcursor.row = screen.cur.row - view_start;
2042 oldcursor.col = screen.cur.col; 2154 oldcursor.col = screen.cur.col;
2043 } 2155 }
2044 } 2156 }
2045 } 2157 }
2046 2158
2047#ifndef NO_SLOW_LINK_SUPPORT 2159#ifndef NO_SLOW_LINK_SUPPORT
2048 /* 2160 /*
2049 * D: CopyArea pass - very useful for slower links 2161 * D: CopyArea pass - very useful for slower links
2050 * This has been deliberately kept simple. 2162 * This has been deliberately kept simple.
2051 */ 2163 */
2052 i = num_scr;
2053 if (!display->is_local 2164 if (!display->is_local
2054 && refresh_type == FAST_REFRESH && num_scr_allow && i 2165 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2055 && abs (i) < TermWin.nrow && !must_clear) 2166 && abs (num_scr) < nrow && !have_bg)
2056 { 2167 {
2057 int16_t nits; 2168 int16_t nits;
2169 int i = num_scr;
2058 int j; 2170 int j;
2059 rend_t *drp2;
2060 text_t *dtp2;
2061 int len, wlen; 2171 int len, wlen;
2062 2172
2063 j = TermWin.nrow; 2173 j = nrow;
2064 wlen = len = -1; 2174 wlen = len = -1;
2065 row = i > 0 ? 0 : j - 1; 2175 row = i > 0 ? 0 : j - 1;
2176
2066 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2177 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2067 { 2178 {
2068 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2179 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2069 { 2180 {
2070 stp = screen.text[row + row_offset]; 2181 line_t s = ROW(view_start + row);
2071 srp = screen.rend[row + row_offset];
2072 dtp = drawn_text[row]; 2182 line_t d = drawn_buf[row];
2073 dtp2 = drawn_text[row + i]; 2183 line_t d2 = drawn_buf[row + i];
2074 drp = drawn_rend[row];
2075 drp2 = drawn_rend[row + i];
2076 2184
2077 for (nits = 0, col = TermWin.ncol; col--; ) 2185 for (nits = 0, col = ncol; col--; )
2078 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2186 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2079 nits--; 2187 nits--;
2080 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2188 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2081 nits++; 2189 nits++;
2082 2190
2083 if (nits > 8) /* XXX: arbitrary choice */ 2191 if (nits > 8) /* XXX: arbitrary choice */
2084 { 2192 {
2085 for (col = TermWin.ncol; col--; ) 2193 for (col = ncol; col--; )
2086 { 2194 {
2087 *dtp++ = *dtp2++; 2195 *d.t++ = *d2.t++;
2088 *drp++ = *drp2++; 2196 *d.r++ = *d2.r++;
2089 } 2197 }
2090 2198
2091 if (len == -1) 2199 if (len == -1)
2092 len = row; 2200 len = row;
2093 2201
2094 wlen = row; 2202 wlen = row;
2095 continue; 2203 continue;
2096 } 2204 }
2097 } 2205 }
2098 2206
2099 if (len != -1) 2207 if (len >= 0)
2100 { 2208 {
2101 /* also comes here at end if needed because of >= above */ 2209 /* also comes here at end if needed because of >= above */
2102 if (wlen < len) 2210 if (wlen < len)
2103 SWAP_IT (wlen, len, int); 2211 ::swap (wlen, len);
2104 2212
2105 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2213 XGCValues gcv;
2106 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2214
2215 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2216 XCopyArea (dpy, vt, vt,
2107 TermWin.gc, 0, Row2Pixel (len + i), 2217 gc, 0, Row2Pixel (len + i),
2108 (unsigned int)TermWin_TotalWidth (), 2218 (unsigned int)this->width,
2109 (unsigned int)Height2Pixel (wlen - len + 1), 2219 (unsigned int)Height2Pixel (wlen - len + 1),
2110 0, Row2Pixel (len)); 2220 0, Row2Pixel (len));
2221 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2222
2111 len = -1; 2223 len = -1;
2112 } 2224 }
2113 } 2225 }
2114 } 2226 }
2115#endif 2227#endif
2116 2228
2117 /* 2229 /*
2118 * E: main pass across every character 2230 * E: main pass across every character
2119 */ 2231 */
2120 for (row = 0; row < TermWin.nrow; row++) 2232 for (row = 0; row < nrow; row++)
2121 { 2233 {
2122 stp = screen.text[row + row_offset]; 2234 text_t *stp = ROW(view_start + row).t;
2123 srp = screen.rend[row + row_offset]; 2235 rend_t *srp = ROW(view_start + row).r;
2124 dtp = drawn_text[row]; 2236 text_t *dtp = drawn_buf[row].t;
2125 drp = drawn_rend[row]; 2237 rend_t *drp = drawn_buf[row].r;
2126 2238
2127 /* 2239 /*
2128 * E2: OK, now the real pass 2240 * E2: OK, now the real pass
2129 */ 2241 */
2130 int ypixel = (int)Row2Pixel (row); 2242 int ypixel = (int)Row2Pixel (row);
2131 2243
2132 for (col = 0; col < TermWin.ncol; col++) 2244 for (col = 0; col < ncol; col++)
2133 { 2245 {
2134 /* compare new text with old - if exactly the same then continue */ 2246 /* compare new text with old - if exactly the same then continue */
2135 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2247 if (stp[col] == dtp[col] /* Must match characters to skip. */
2136 && (srp[col] == drp[col] /* Either rendition the same or */ 2248 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2137 || (stp[col] == ' ' /* space w/ no background change */ 2249 || (stp[col] == ' ' /* space w/ no background change */
2138 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2250 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2139 continue; 2251 continue;
2140 2252
2141 // redraw one or more characters 2253 // redraw one or more characters
2142 2254
2143 // seek to the beginning if wide characters 2255 // seek to the beginning of wide characters
2144 while (stp[col] == NOCHAR && col > 0) 2256 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2145 --col; 2257 --col;
2146 2258
2147 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2259 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2148 text_t *text = stp + col; 2260 text_t *text = stp + col;
2149 int count = 1; 2261 int count = 1;
2150 2262
2151 dtp[col] = stp[col]; 2263 dtp[col] = stp[col];
2152 drp[col] = rend; 2264 drp[col] = rend;
2153 2265
2154 int xpixel = Col2Pixel (col); 2266 int xpixel = Col2Pixel (col);
2155 2267
2156 // this loop looks very messy, it can probably be optimized
2157 // and cleaned a bit by you?
2158 for (i = 0; ++col < TermWin.ncol; ) 2268 for (i = 0; ++col < ncol; )
2159 { 2269 {
2160 if (stp[col] == NOCHAR) 2270 if (stp[col] == NOCHAR)
2161 { 2271 {
2162 dtp[col] = stp[col]; 2272 dtp[col] = stp[col];
2163 drp[col] = rend; 2273 drp[col] = srp[col];
2274
2164 count++; 2275 count++;
2165
2166 if (i) // only possible skip if char unchanged
2167 i++; 2276 i++;
2168 2277
2169 continue; 2278 continue;
2170 } 2279 }
2171 2280
2172 if (rend != srp[col]) 2281 if (!RS_SAME (rend, srp[col]))
2173 break; 2282 break;
2174 2283
2175 count++; 2284 count++;
2176 2285
2177 if (stp[col] != dtp[col] 2286 if (stp[col] != dtp[col]
2178 || srp[col] != drp[col]) 2287 || !RS_SAME (srp[col], drp[col]))
2179 { 2288 {
2180 if (must_clear && (i++ > (count / 2))) 2289 if (have_bg && (i++ > count / 2))
2181 break; 2290 break;
2182 2291
2183 dtp[col] = stp[col]; 2292 dtp[col] = stp[col];
2184 drp[col] = rend; 2293 drp[col] = rend;
2185 i = 0; 2294 i = 0;
2186 } 2295 }
2187 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2296 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2188 break; 2297 break;
2189 } 2298 }
2190 2299
2191 col--; /* went one too far. move back */ 2300 col--; /* went one too far. move back */
2192 count -= i; /* dump any matching trailing chars */ 2301 count -= i; /* dump any matching trailing chars */
2302
2303 // sometimes we optimize away the trailing NOCHAR's, add them back
2304 while (ecb_unlikely (i && text[count] == NOCHAR))
2305 count++, i--;
2193 2306
2194 /* 2307 /*
2195 * Determine the attributes for the string 2308 * Determine the attributes for the string
2196 */ 2309 */
2197 int fid = GET_FONT (rend);
2198 int fore = GET_FGCOLOR (rend); // desired foreground 2310 int fore = fgcolor_of (rend); // desired foreground
2199 int back = GET_BGCOLOR (rend); // desired background 2311 int back = bgcolor_of (rend); // desired background
2200 2312
2201 rend = GET_ATTR (rend); 2313 // only do special processing if any attributes are set, which is unlikely
2202 2314 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2203 rvid = !!(rend & RS_RVid); 2315 {
2316 bool invert = rend & RS_RVid;
2204 2317
2205#ifndef NO_BOLD_UNDERLINE_REVERSE 2318#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 if (rend & RS_Bold && fore == Color_fg && !(Options & Opt_realBold)) 2319 if (rend & RS_Bold && fore == Color_fg)
2207 { 2320 {
2208 if (ISSET_PIXCOLOR (Color_BD)) 2321 if (ISSET_PIXCOLOR (Color_BD))
2209 fore = Color_BD; 2322 fore = Color_BD;
2323# if !ENABLE_STYLES
2210 else 2324 else
2211 rvid = !rvid; 2325 invert = !invert;
2326# endif
2327 }
2328
2329 if (rend & RS_Italic && fore == Color_fg)
2330 {
2331 if (ISSET_PIXCOLOR (Color_IT))
2332 fore = Color_IT;
2333# if !ENABLE_STYLES
2334 else
2335 invert = !invert;
2336# endif
2337 }
2338
2339 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2340 fore = Color_UL;
2341#endif
2342
2343#ifdef OPTION_HC
2344 if (rend & RS_Sel)
2345 {
2346 /* invert the column if no highlightColor is set or it is the
2347 * current cursor column */
2348 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2349 && ISSET_PIXCOLOR (Color_HC))
2350 {
2351 if (ISSET_PIXCOLOR (Color_HTC))
2352 fore = Color_HTC;
2353 // if invert is 0 reverse video is set so we use bg color as fg color
2354 else if (!invert)
2355 fore = back;
2356
2357 back = Color_HC;
2358 invert = 0;
2359 }
2360 }
2361#endif
2362
2363 if (invert)
2364 {
2365 ::swap (fore, back);
2366
2367#ifndef NO_BOLD_UNDERLINE_REVERSE
2368 if (fore == back)
2369 {
2370 fore = Color_bg;
2371 back = Color_fg;
2372 }
2373#endif
2374 }
2375
2376#ifdef TEXT_BLINK
2377 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2378 {
2379 if (!text_blink_ev.is_active ())
2380 {
2381 text_blink_ev.again ();
2382 hidden_text = 0;
2383 }
2384 else if (hidden_text)
2385 fore = back;
2386 }
2387#endif
2388
2389#if ENABLE_STYLES
2390 // "careful" (too wide) character handling
2391
2392 // include previous careful character(s) if possible, looks nicer (best effort...)
2393 while (text > stp
2394 && srp[text - stp - 1] & RS_Careful
2395 && RS_SAME (rend, srp[text - stp - 1]))
2396 text--, count++, xpixel -= fwidth;
2397
2398 // force redraw after "careful" characters to avoid pixel droppings
2399 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2400 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2401
2402 // force redraw before "careful" characters to avoid pixel droppings
2403 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2404 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2405#endif
2212 } 2406 }
2213
2214 if (rend & RS_Uline)
2215 if (ISSET_PIXCOLOR (Color_UL))
2216 fore = Color_UL;
2217#endif
2218
2219 if (rvid)
2220 {
2221 SWAP_IT (fore, back, int);
2222
2223#ifndef NO_BOLD_UNDERLINE_REVERSE
2224 if (ISSET_PIXCOLOR (Color_RV)
2225# ifndef NO_CURSORCOLOR
2226 && !ISSET_PIXCOLOR (Color_cursor)
2227# endif
2228 )
2229 back = Color_RV;
2230#endif
2231 }
2232
2233#ifdef TEXT_BLINK
2234 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2235 {
2236 if (!text_blink_ev.active)
2237 {
2238 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2239 hidden_text = 0;
2240 }
2241 else if (hidden_text)
2242 fore = back;
2243 }
2244#endif
2245 2407
2246 /* 2408 /*
2247 * Actually do the drawing of the string here 2409 * Actually do the drawing of the string here
2248 */ 2410 */
2249 rxvt_font *font = (*TermWin.fontset)[fid]; 2411 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2250 2412
2251 if (back == fore) 2413 if (ecb_likely (have_bg && back == Color_bg))
2252 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2253 TermWin.fwidth * count, TermWin.fheight,
2254 back);
2255 else if (back == Color_bg)
2256 { 2414 {
2257 if (must_clear) 2415 // this is very ugly, maybe push it into ->draw?
2258 {
2259 CLEAR_CHARS (xpixel, ypixel, count);
2260 2416
2261 for (i = 0; i < count; i++) /* don't draw empty strings */ 2417 for (i = 0; i < count; i++) /* don't draw empty strings */
2262 if (text[i] != ' ') 2418 if (text[i] != ' ')
2263 { 2419 {
2264 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2420 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2265 break; 2421 goto did_clear;
2266 }
2267 } 2422 }
2268 else 2423
2269 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2424 CLEAR_CHARS (xpixel, ypixel, count);
2425 did_clear: ;
2270 } 2426 }
2271 else 2427 else
2272 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2428 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2273 2429
2274 if (rend & RS_Uline && font->descent > 1 && fore != back) 2430 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2275 XDrawLine (display->display, drawBuffer, TermWin.gc, 2431 {
2432#if ENABLE_FRILLS
2433 if (ISSET_PIXCOLOR (Color_underline))
2434 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2435 else
2436#endif
2437 XSetForeground (dpy, gc, pix_colors[fore]);
2438
2439 XDrawLine (dpy, vt, gc,
2276 xpixel, ypixel + font->ascent + 1, 2440 xpixel, ypixel + font->ascent + 1,
2277 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2441 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2442 }
2278 } /* for (col....) */ 2443 } /* for (col....) */
2279 } /* for (row....) */ 2444 } /* for (row....) */
2280 2445
2281 /* 2446 /*
2282 * G: cleanup cursor and display outline cursor if necessary 2447 * G: cleanup cursor and display outline cursor if necessary
2283 */ 2448 */
2284 if (showcursor) 2449 if (showcursor)
2285 { 2450 {
2286 if (TermWin.focus) 2451 if (focus)
2452 {
2453 if (option (Opt_cursorUnderline))
2454 *crp ^= RS_Uline;
2455 else
2287 { 2456 {
2288 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2289 [screen.cur.col]);
2290 *srp ^= RS_RVid; 2457 *crp ^= RS_RVid;
2291#ifndef NO_CURSORCOLOR 2458#ifndef NO_CURSORCOLOR
2292 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2459 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2293#endif 2460#endif
2461 }
2294 } 2462 }
2295 else if (oldcursor.row >= 0) 2463 else if (oldcursor.row >= 0)
2296 { 2464 {
2465 int cursorwidth = 1;
2466 int col = oldcursor.col;
2467
2468 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2469 col--;
2470
2471 while (col + cursorwidth < ncol
2472 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2473 cursorwidth++;
2474
2297#ifndef NO_CURSORCOLOR 2475#ifndef NO_CURSORCOLOR
2298 if (ISSET_PIXCOLOR (Color_cursor)) 2476 if (ISSET_PIXCOLOR (Color_cursor))
2299 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2477 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2478 else
2300#endif 2479#endif
2301 int cursorwidth = 1; 2480 XSetForeground (dpy, gc, pix_colors[ccol1]);
2302 while (oldcursor.col + cursorwidth < TermWin.ncol
2303 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2304 cursorwidth++;
2305 2481
2306 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2482 XDrawRectangle (dpy, vt, gc,
2307 Col2Pixel (oldcursor.col), 2483 Col2Pixel (col),
2308 Row2Pixel (oldcursor.row), 2484 Row2Pixel (oldcursor.row),
2309 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2485 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2310 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2486 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2311 } 2487 }
2312 } 2488 }
2313 2489
2314 /* 2490 /*
2315 * H: cleanup selection 2491 * H: cleanup selection
2316 */ 2492 */
2493#if ENABLE_OVERLAY
2494 scr_swap_overlay ();
2495#endif
2496 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2497
2317 scr_reverse_selection (); 2498 scr_reverse_selection ();
2318 2499
2319 if (refresh_type & SMOOTH_REFRESH) 2500 screen.flags = old_screen_flags;
2320 XFlush (display->display);
2321
2322 num_scr = 0; 2501 num_scr = 0;
2323 num_scr_allow = 1; 2502 num_scr_allow = 1;
2324 want_refresh = 0; /* screen is current */
2325} 2503}
2326 2504
2327void 2505void
2328rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2506rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2329{ 2507{
2330 if (!rp || !tp) 2508 if (!l.t)
2331 return; 2509 return;
2332 2510
2333 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2511 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2334 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2335}
2336 2512
2513 for (int i = ncol; i--; )
2514 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2515}
2516
2337void 2517void
2338rxvt_term::scr_remap_chars () 2518rxvt_term::scr_remap_chars () NOTHROW
2339{ 2519{
2340 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2520 for (int i = total_rows; i--; )
2341 scr_remap_chars (screen.text[i], screen.rend[i]); 2521 scr_remap_chars (row_buf [i]);
2342 2522
2343 for (int i = TermWin.nrow; i--; ) 2523 for (int i = nrow; i--; )
2344 {
2345 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2346 scr_remap_chars (swap.text[i], swap.rend[i]);
2347 } 2524 {
2525 scr_remap_chars (drawn_buf [i]);
2526 scr_remap_chars (swap_buf [i]);
2527 }
2348} 2528}
2349 2529
2350/* ------------------------------------------------------------------------- */
2351void 2530void
2531rxvt_term::scr_recolour (bool refresh) NOTHROW
2532{
2533 bool transparent = false;
2534
2535#ifdef HAVE_BG_PIXMAP
2536 if (bg_pixmap != None)
2537 {
2538# ifdef ENABLE_TRANSPARENCY
2539 if (bg_flags & BG_IS_TRANSPARENT)
2540 {
2541 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2542 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2543
2544 transparent = true;
2545 }
2546 else
2547# endif
2548 {
2549 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2550 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2551 }
2552 }
2553 else
2554#endif
2555 {
2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2557 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2558 }
2559
2560 XClearWindow (dpy, parent);
2561
2562 if (scrollBar.win)
2563 {
2564 if (transparent)
2565 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2566 else
2567 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2568 scrollBar.state = SB_STATE_IDLE;
2569 scrollBar.show (0);
2570 }
2571
2572 if (refresh)
2573 {
2574 scr_clear ();
2575 scr_touch (true);
2576 }
2577 want_refresh = 1;
2578}
2579
2580/* ------------------------------------------------------------------------- */
2581void
2352rxvt_term::scr_clear (bool really) 2582rxvt_term::scr_clear (bool really) NOTHROW
2353{ 2583{
2354 if (!TermWin.mapped) 2584 if (!mapped)
2355 return; 2585 return;
2356 2586
2357 num_scr_allow = 0; 2587 num_scr_allow = 0;
2358 want_refresh = 1; 2588 want_refresh = 1;
2359 2589
2360#ifdef TRANSPARENT 2590 if (really)
2361 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2591 XClearWindow (dpy, vt);
2592}
2593
2594void
2595rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2596{
2597 int view_end = view_start + nrow;
2598 int row, col;
2599
2600 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2601 {
2602 text_t *stp = ROW(row).t;
2603 rend_t *srp = ROW(row).r;
2604
2605 for (col = beg_col; col < end_col; col++)
2606 srp[col] ^= rstyle1;
2607
2608 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2609 srp[col] ^= rstyle2;
2610
2611 if (++col < end_col)
2612 srp[col] ^= rstyle2;
2362 { 2613 }
2363 int i; 2614}
2364 2615
2365 if (! (Options & Opt_transparent_all)) 2616void
2617rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2618{
2619 int view_end = view_start + nrow;
2620 int row, col;
2621
2622 if (beg_row >= view_start)
2623 {
2624 col = beg_col;
2625 row = beg_row;
2626 }
2627 else
2628 {
2366 i = 0; 2629 col = 0;
2630 row = view_start;
2631 }
2632
2633 for (; row < min (end_row, view_end); row++, col = 0)
2634 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2635 srp[col] ^= rstyle;
2636
2637 if (row == end_row)
2638 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2639 srp[col] ^= rstyle;
2640}
2641
2642/* ------------------------------------------------------------------------- */
2643void
2644rxvt_term::scr_reverse_selection () NOTHROW
2645{
2646 if (selection.op
2647 && current_screen == selection.screen
2648 && selection.end.row >= view_start)
2649 {
2650#if !ENABLE_MINIMAL
2651 if (selection.rect)
2652 scr_xor_rect (selection.beg.row, selection.beg.col,
2653 selection.end.row, selection.end.col,
2654 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2367 else 2655 else
2368 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2369
2370 while (i--)
2371 if (TermWin.parent[i] != None)
2372 XClearWindow (display->display, TermWin.parent[i]);
2373 }
2374#endif 2656#endif
2375 2657 scr_xor_span (selection.beg.row, selection.beg.col,
2376 if (really) 2658 selection.end.row, selection.end.col,
2377 XClearWindow (display->display, TermWin.vt); 2659 RS_Sel | RS_RVid);
2378}
2379
2380/* ------------------------------------------------------------------------- */
2381void
2382rxvt_term::scr_reverse_selection ()
2383{
2384 if (selection.op && current_screen == selection.screen)
2385 {
2386 int end_row = TermWin.saveLines - TermWin.view_start;
2387 int i = selection.beg.row + TermWin.saveLines;
2388 int col, row = selection.end.row + TermWin.saveLines;
2389 rend_t *srp;
2390
2391 if (i >= end_row)
2392 col = selection.beg.col;
2393 else
2394 {
2395 col = 0;
2396 i = end_row;
2397 }
2398
2399 end_row += TermWin.nrow;
2400 for (; i < row && i < end_row; i++, col = 0)
2401 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2402 srp[col] ^= RS_RVid;
2403
2404 if (i == row && i < end_row)
2405 for (srp = screen.rend[i]; col < selection.end.col; col++)
2406 srp[col] ^= RS_RVid;
2407 } 2660 }
2408} 2661}
2409 2662
2410/* ------------------------------------------------------------------------- */ 2663/* ------------------------------------------------------------------------- */
2411/* 2664/*
2412 * Dump the whole scrollback and screen to the passed filedescriptor. The 2665 * Dump the whole scrollback and screen to the passed filedescriptor. The
2413 * invoking routine must close the fd. 2666 * invoking routine must close the fd.
2414 */ 2667 */
2415#if 0 2668#if 0
2416void 2669void
2417rxvt_term::scr_dump (int fd) 2670rxvt_term::scr_dump (int fd) NOTHROW
2418{ 2671{
2419 int row, wrote; 2672 // if this method is needed, it can be implemented by factoring the
2420 unsigned int width, towrite; 2673 // relevant code in scr_printscreen
2421 char r1[] = "\n";
2422
2423 for (row = TermWin.saveLines - TermWin.nscrolled;
2424 row < TermWin.saveLines + TermWin.nrow - 1; row++)
2425 {
2426 width = screen.tlen[row] >= 0 ? screen.tlen[row]
2427 : TermWin.ncol;
2428 for (towrite = width; towrite; towrite -= wrote)
2429 {
2430 wrote = write (fd, & (screen.text[row][width - towrite]),
2431 towrite);
2432 if (wrote < 0)
2433 return; /* XXX: death, no report */
2434 }
2435 if (screen.tlen[row] >= 0)
2436 if (write (fd, r1, 1) <= 0)
2437 return; /* XXX: death, no report */
2438 }
2439} 2674}
2440#endif 2675#endif
2441 2676
2442/* ------------------------------------------------------------------------- * 2677/* ------------------------------------------------------------------------- *
2443 * CHARACTER SELECTION * 2678 * CHARACTER SELECTION *
2444 * ------------------------------------------------------------------------- */ 2679 * ------------------------------------------------------------------------- */
2445
2446/*
2447 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2448 */
2449void 2680void
2450rxvt_term::selection_check (int check_more) 2681rxvt_term::selection_check (int check_more) NOTHROW
2451{ 2682{
2452 row_col_t pos;
2453
2454 if (!selection.op) 2683 if (!selection.op)
2455 return; 2684 return;
2456 2685
2457 pos.row = pos.col = 0; 2686 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2458 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2687 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2459 || (selection.beg.row >= TermWin.nrow) 2688 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2460 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2461 || (selection.mark.row >= TermWin.nrow)
2462 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2463 || (selection.end.row >= TermWin.nrow)
2464 || (check_more == 1 2689 || (check_more == 1
2465 && current_screen == selection.screen 2690 && current_screen == selection.screen
2466 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2691 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2467 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2692 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2468 || (check_more == 2
2469 && ROWCOL_IS_BEFORE (selection.beg, pos)
2470 && ROWCOL_IS_AFTER (selection.end, pos))
2471 || (check_more == 3
2472 && ROWCOL_IS_AFTER (selection.end, pos))
2473 || (check_more == 4 /* screen width change */
2474 && (selection.beg.row != selection.end.row
2475 || selection.end.col > TermWin.ncol)))
2476 CLEAR_SELECTION (); 2693 CLEAR_ALL_SELECTION ();
2477} 2694}
2478 2695
2479/* ------------------------------------------------------------------------- */ 2696/* ------------------------------------------------------------------------- */
2480/* 2697/*
2481 * Paste a selection direct to the command fd 2698 * Paste a selection direct to the command fd
2482 */ 2699 */
2483void 2700void
2484rxvt_term::paste (const unsigned char *data, unsigned int len) 2701rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2485{ 2702{
2486 unsigned int i, j, n;
2487 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2488
2489#if 0
2490 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2491 ZERO_SCROLLBACK (r);
2492#endif
2493
2494 /* convert normal newline chars into common keyboard Return key sequence */ 2703 /* convert normal newline chars into common keyboard Return key sequence */
2495 for (i = 0; i < len; i += PROP_SIZE) 2704 for (unsigned int i = 0; i < len; i++)
2496 {
2497 n = min (len - i, PROP_SIZE);
2498 MEMCPY (ds, data + i, n);
2499
2500 for (j = 0; j < n; j++)
2501 if (ds[j] == C0_LF) 2705 if (data[i] == C0_LF)
2502 ds[j] = C0_CR; 2706 data[i] = C0_CR;
2503 2707
2504 tt_write (ds, (int)n); 2708 if (priv_modes & PrivMode_BracketPaste)
2505 } 2709 tt_printf ("\x1b[200~");
2506 2710
2507 free (ds); 2711 tt_write (data, len);
2508}
2509 2712
2510/* ------------------------------------------------------------------------- */ 2713 if (priv_modes & PrivMode_BracketPaste)
2511/* 2714 tt_printf ("\x1b[201~");
2512 * Respond to a notification that a primary selection has been sent
2513 * EXT: SelectionNotify
2514 */
2515int
2516rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2517{
2518 long nread = 0;
2519 unsigned long bytes_after;
2520 XTextProperty ct;
2521
2522 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2523
2524 if (prop == None) /* check for failed XConvertSelection */
2525 {
2526 if ((selection_type & Sel_CompoundText))
2527 {
2528 int selnum = selection_type & Sel_whereMask;
2529
2530 selection_type = 0;
2531 if (selnum != Sel_direct)
2532 selection_request_other (XA_STRING, selnum);
2533 }
2534
2535 if ((selection_type & Sel_UTF8String))
2536 {
2537 int selnum = selection_type & Sel_whereMask;
2538
2539 selection_type = Sel_CompoundText;
2540 if (selnum != Sel_direct)
2541 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2542 else
2543 selection_type = 0;
2544 }
2545
2546 return 0;
2547 }
2548
2549 for (;;)
2550 {
2551 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4),
2552 (long) (PROP_SIZE / 4), delete_prop,
2553 AnyPropertyType, &ct.encoding, &ct.format,
2554 &ct.nitems, &bytes_after,
2555 &ct.value) != Success)
2556 break;
2557
2558 if (ct.encoding == 0)
2559 {
2560 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!"));
2561 break;
2562 }
2563
2564 if (ct.value == NULL)
2565 {
2566 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2567 continue;
2568 }
2569
2570 if (ct.nitems == 0)
2571 {
2572 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2573
2574 if (selection_wait == Sel_normal && nread == 0
2575 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2576 {
2577 /*
2578 * pass through again trying CUT_BUFFER0 if we've come from
2579 * XConvertSelection () but nothing was presented
2580 */
2581 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2582 selection_paste (display->root, XA_CUT_BUFFER0, False);
2583 }
2584
2585 nread = -1; /* discount any previous stuff */
2586 break;
2587 }
2588
2589 nread += ct.nitems;
2590
2591 char **cl;
2592 int cr;
2593 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 && cl)
2594 {
2595 for (int i = 0; i < cr; i++)
2596 paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2597
2598 XFreeStringList (cl);
2599 }
2600 else
2601 paste (ct.value, ct.nitems);
2602
2603 if (bytes_after == 0)
2604 break;
2605
2606 XFree (ct.value);
2607 }
2608
2609 if (ct.value)
2610 XFree (ct.value);
2611
2612 if (selection_wait == Sel_normal)
2613 selection_wait = Sel_none;
2614
2615 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2616 return (int)nread;
2617} 2715}
2618 2716
2619void 2717void
2620rxvt_term::incr_cb (time_watcher &w) 2718rxvt_term::paste (char *data, unsigned int len) NOTHROW
2621{ 2719{
2622 selection_wait = Sel_none; 2720 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2623
2624 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2625}
2626
2627/*
2628 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2629 */
2630void
2631rxvt_term::selection_property (Window win, Atom prop)
2632{
2633 int reget_time = 0;
2634
2635 if (prop == None)
2636 return; 2721 return;
2637 2722
2638 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop)); 2723 tt_paste (data, len);
2639 if (selection_wait == Sel_normal)
2640 {
2641 int a, afmt;
2642 Atom atype;
2643 unsigned long bytes_after, nitems;
2644 unsigned char *s = NULL;
2645
2646 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2647 xa[XA_INCR], &atype, &afmt, &nitems,
2648 &bytes_after, &s);
2649 if (s)
2650 XFree (s);
2651 if (a != Success)
2652 return;
2653
2654#ifndef __CYGWIN32__
2655 if (atype == xa[XA_INCR])
2656 { /* start an INCR transfer */
2657 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2658 XDeleteProperty (display->display, win, prop);
2659 XFlush (display->display);
2660 reget_time = 1;
2661 selection_wait = Sel_incr;
2662 }
2663#endif
2664
2665 }
2666 else if (selection_wait == Sel_incr)
2667 {
2668 reget_time = 1;
2669
2670 if (selection_paste (win, prop, True) == -1)
2671 {
2672 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2673 selection_wait = Sel_none;
2674 incr_ev.stop ();
2675 }
2676 }
2677 if (reget_time) /* received more data so reget time */
2678 incr_ev.start (NOW + 10);
2679} 2724}
2680 2725
2681/* ------------------------------------------------------------------------- */ 2726/* ------------------------------------------------------------------------- */
2682/* 2727/*
2683 * Request the current selection: 2728 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2684 * Order: > internal selection if available 2729 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2685 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2730 * as fallback
2686 * > CUT_BUFFER0
2687 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2688 * will auto fallback to CUT_BUFFER0
2689 * EXT: button 2 release 2731 * EXT: button 2 release
2690 */ 2732 */
2691void 2733void
2692rxvt_term::selection_request (Time tm, int x, int y) 2734rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2693{ 2735{
2694 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y));
2695
2696 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2697 return; /* outside window */
2698
2699 if (selection.text) 2736 if (!selection_req)
2700 { /* internal selection */
2701 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2702 char *str = rxvt_wcstombs (selection.text, selection.len);
2703 paste ((unsigned char *)str, strlen (str));
2704 free (str);
2705 return;
2706 } 2737 {
2707 else 2738 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2739 selection_req->run ();
2708 { 2740 }
2709 int i;
2710
2711 selection_request_time = tm;
2712 selection_wait = Sel_normal;
2713
2714 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2715 {
2716#if X_HAVE_UTF8_STRING
2717 selection_type = Sel_UTF8String;
2718 if (selection_request_other (xa[XA_UTF8_STRING], i))
2719 return;
2720#else
2721 selection_type = Sel_CompoundText;
2722 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2723 return;
2724#endif
2725
2726 }
2727 }
2728
2729 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */
2730 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2731 selection_paste (display->root, XA_CUT_BUFFER0, False);
2732}
2733
2734int
2735rxvt_term::selection_request_other (Atom target, int selnum)
2736{
2737 Atom sel;
2738#ifdef DEBUG_SELECT
2739 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2740#endif
2741
2742 selection_type |= selnum;
2743
2744 if (selnum == Sel_Primary)
2745 sel = XA_PRIMARY;
2746 else if (selnum == Sel_Secondary)
2747 sel = XA_SECONDARY;
2748 else
2749 sel = xa[XA_CLIPBOARD];
2750
2751 if (XGetSelectionOwner (display->display, sel) != None)
2752 {
2753 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2754 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2755 TermWin.vt, selection_request_time);
2756 return 1;
2757 }
2758
2759 return 0;
2760} 2741}
2761 2742
2762/* ------------------------------------------------------------------------- */ 2743/* ------------------------------------------------------------------------- */
2763/* 2744/*
2764 * Clear all selected text 2745 * Clear all selected text
2765 * EXT: SelectionClear 2746 * EXT: SelectionClear
2766 */ 2747 */
2767void 2748void
2768rxvt_term::selection_clear () 2749rxvt_term::selection_clear (bool clipboard) NOTHROW
2769{ 2750{
2770 D_SELECT ((stderr, "rxvt_selection_clear ()")); 2751 if (!clipboard)
2771 2752 {
2772 want_refresh = 1; 2753 want_refresh = 1;
2773 free (selection.text); 2754 free (selection.text);
2774 selection.text = NULL; 2755 selection.text = NULL;
2775 selection.len = 0; 2756 selection.len = 0;
2776 CLEAR_SELECTION (); 2757 CLEAR_SELECTION ();
2777 2758
2778 if (display->selection_owner == this) 2759 if (display->selection_owner == this)
2779 display->selection_owner = 0; 2760 display->selection_owner = 0;
2761 }
2762 else
2763 {
2764 free (selection.clip_text);
2765 selection.clip_text = NULL;
2766 selection.clip_len = 0;
2767
2768 if (display->clipboard_owner == this)
2769 display->clipboard_owner = 0;
2770 }
2780} 2771}
2781 2772
2782/* ------------------------------------------------------------------------- */ 2773/* ------------------------------------------------------------------------- */
2783/* 2774/*
2784 * Copy a selection into the cut buffer 2775 * Copy a selection into the cut buffer
2785 * EXT: button 1 or 3 release 2776 * EXT: button 1 or 3 release
2786 */ 2777 */
2787void 2778void
2788rxvt_term::selection_make (Time tm) 2779rxvt_term::selection_make (Time tm)
2789{ 2780{
2790 int i, col, end_col, row, end_row; 2781 int size;
2791 wchar_t *new_selection_text; 2782 wchar_t *new_selection_text;
2792 text_t *t; 2783 text_t *t;
2793 2784
2794 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2795 switch (selection.op) 2785 switch (selection.op)
2796 { 2786 {
2797 case SELECTION_CONT: 2787 case SELECTION_CONT:
2798 break; 2788 break;
2799 case SELECTION_INIT: 2789 case SELECTION_INIT:
… …
2809 selection.op = SELECTION_DONE; 2799 selection.op = SELECTION_DONE;
2810 2800
2811 if (selection.clicks == 4) 2801 if (selection.clicks == 4)
2812 return; /* nothing selected, go away */ 2802 return; /* nothing selected, go away */
2813 2803
2804 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2805 return;
2806
2814 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2807 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2815 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2808 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2816 2809
2817 col = selection.beg.col;
2818 MAX_IT (col, 0);
2819 row = selection.beg.row + TermWin.saveLines;
2820 end_row = selection.end.row + TermWin.saveLines;
2821 int ofs = 0; 2810 int ofs = 0;
2822 int extra = 0; 2811 int extra = 0;
2823 2812
2813 int col = selection.beg.col;
2814 int row = selection.beg.row;
2815
2816 int end_col;
2817
2824 for (; row <= end_row; row++, col = 0) 2818 for (; row <= selection.end.row; row++, col = 0)
2825 { 2819 {
2826 t = &(screen.text[row][col]); 2820#if !ENABLE_MINIMAL
2827 2821 if (selection.rect)
2828 end_col = screen.tlen[row]; 2822 {
2829 2823 col = selection.beg.col;
2830 if (end_col == -1)
2831 end_col = TermWin.ncol; 2824 end_col = selection.end.col;
2825 }
2826 else
2827#endif
2828 end_col = ROW(row).l;
2832 2829
2830 col = max (col, 0);
2831
2833 if (row == end_row) 2832 if (row == selection.end.row)
2834 MIN_IT (end_col, selection.end.col); 2833 min_it (end_col, selection.end.col);
2834
2835 t = ROW(row).t + col;
2835 2836
2836 for (; col < end_col; col++) 2837 for (; col < end_col; col++)
2837 { 2838 {
2838 if (*t == NOCHAR) 2839 if (*t == NOCHAR)
2839 t++; 2840 t++;
… …
2844 2845
2845 extra -= (len - 1); 2846 extra -= (len - 1);
2846 2847
2847 if (extra < 0) 2848 if (extra < 0)
2848 { 2849 {
2849 extra += i; 2850 extra += size;
2850 i += i; 2851 size += size;
2851 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2852 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2852 } 2853 }
2853 2854
2854 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2855 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2855 } 2856 }
2856#endif 2857#endif
2857 else 2858 else
2858 new_selection_text[ofs++] = *t++; 2859 new_selection_text[ofs++] = *t++;
2859 } 2860 }
2860 2861
2861 if (screen.tlen[row] != -1 && row != end_row) 2862#if !ENABLE_MINIMAL
2863 if (selection.rect)
2864 {
2865 while (ofs
2866 && new_selection_text[ofs - 1] != C0_LF
2867 && unicode::is_space (new_selection_text[ofs - 1]))
2868 --ofs;
2869
2862 new_selection_text[ofs++] = C0_LF; 2870 new_selection_text[ofs++] = C0_LF;
2863 } 2871 }
2864 2872 else
2865 if (end_col != selection.end.col) 2873#endif
2874 if (!ROW(row).is_longer ()
2875 && (row != selection.end.row || end_col != selection.end.col)
2876 && (row != selection.beg.row || selection.beg.col < ncol))
2866 new_selection_text[ofs++] = C0_LF; 2877 new_selection_text[ofs++] = C0_LF;
2878 }
2867 2879
2868 new_selection_text[ofs] = 0; 2880 new_selection_text[ofs] = 0;
2869 2881
2870 if (ofs == 0) 2882 if (ofs == 0)
2871 { 2883 {
… …
2877 2889
2878 // we usually allocate much more than necessary, so realloc it smaller again 2890 // we usually allocate much more than necessary, so realloc it smaller again
2879 selection.len = ofs; 2891 selection.len = ofs;
2880 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2892 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2881 2893
2882 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2894 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2883 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2895 return;
2884 display->set_selection_owner (this); 2896
2897 selection_grab (tm);
2898}
2899
2900bool
2901rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2902{
2903 Atom sel;
2904
2905 if (!clipboard)
2906 {
2907 selection_time = tm;
2908 sel = XA_PRIMARY;
2909 }
2885 else 2910 else
2886 rxvt_warn ("can't get primary selection, ignoring.\n"); 2911 {
2912 clipboard_time = tm;
2913 sel = xa[XA_CLIPBOARD];
2914 }
2915
2916 XSetSelectionOwner (dpy, sel, vt, tm);
2917 if (XGetSelectionOwner (dpy, sel) == vt)
2918 {
2919 display->set_selection_owner (this, clipboard);
2920 return true;
2921 }
2922 else
2923 {
2924 selection_clear (clipboard);
2925 return false;
2926 }
2887 2927
2888#if 0 2928#if 0
2889 XTextProperty ct; 2929 XTextProperty ct;
2890 2930
2891 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2931 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2892 { 2932 {
2893 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2933 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2894 PropModeReplace, ct.value, ct.nitems);
2895 XFree (ct.value); 2934 XFree (ct.value);
2896 } 2935 }
2897#endif 2936#endif
2898
2899 selection_time = tm;
2900 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2901} 2937}
2902 2938
2903/* ------------------------------------------------------------------------- */ 2939/* ------------------------------------------------------------------------- */
2904/* 2940/*
2905 * Mark or select text based upon number of clicks: 1, 2, or 3 2941 * Mark or select text based upon number of clicks: 1, 2, or 3
2906 * EXT: button 1 press 2942 * EXT: button 1 press
2907 */ 2943 */
2908void 2944void
2909rxvt_term::selection_click (int clicks, int x, int y) 2945rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2910{ 2946{
2911 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2912
2913 clicks = ((clicks - 1) % 3) + 1; 2947 clicks = ((clicks - 1) % 3) + 1;
2914 selection.clicks = clicks; /* save clicks so extend will work */ 2948 selection.clicks = clicks; /* save clicks so extend will work */
2915 2949
2950 if (clicks == 2 && !selection.rect
2951 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2952 {
2953 MEvent.clicks = 1; // what a mess
2954 selection.screen = current_screen;
2955 selection.op = SELECTION_CONT;
2956 return;
2957 }
2958
2916 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2959 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2917 2960
2918 if (clicks == 2 || clicks == 3) 2961 if (clicks == 2 || clicks == 3)
2919 selection_extend_colrow (selection.mark.col, 2962 selection_extend_colrow (selection.mark.col,
2920 selection.mark.row + TermWin.view_start, 2963 selection.mark.row - view_start,
2921 0, /* button 3 */ 2964 0, /* button 3 */
2922 1, /* button press */ 2965 1, /* button press */
2923 0); /* click change */ 2966 0); /* click change */
2924} 2967}
2925 2968
2926/* ------------------------------------------------------------------------- */ 2969/* ------------------------------------------------------------------------- */
2927/* 2970/*
2928 * Mark a selection at the specified col/row 2971 * Mark a selection at the specified col/row
2929 */ 2972 */
2930void 2973void
2931rxvt_term::selection_start_colrow (int col, int row) 2974rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2932{ 2975{
2933 want_refresh = 1; 2976 want_refresh = 1;
2977
2978 selection.mark.row = row + view_start;
2934 selection.mark.col = col; 2979 selection.mark.col = col;
2935 selection.mark.row = row - TermWin.view_start;
2936 2980
2937 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2981 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2938 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2982 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2939 MAX_IT (selection.mark.col, 0);
2940 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2941 2983
2942 while (selection.mark.col > 0 2984 while (selection.mark.col > 0
2943 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 2985 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2944 --selection.mark.col; 2986 --selection.mark.col;
2945 2987
2946 if (selection.op) 2988 if (selection.op)
2989 {
2947 { /* clear the old selection */ 2990 /* clear the old selection */
2948 selection.beg.row = selection.end.row = selection.mark.row; 2991 selection.beg.row = selection.end.row = selection.mark.row;
2949 selection.beg.col = selection.end.col = selection.mark.col; 2992 selection.beg.col = selection.end.col = selection.mark.col;
2950 } 2993 }
2951 2994
2952 selection.op = SELECTION_INIT; 2995 selection.op = SELECTION_INIT;
… …
2959 * We now only find out the boundary in one direction 3002 * We now only find out the boundary in one direction
2960 */ 3003 */
2961 3004
2962/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3005/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2963#define DELIMIT_TEXT(x) \ 3006#define DELIMIT_TEXT(x) \
2964 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3007 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2965#define DELIMIT_REND(x) 1 3008#define DELIMIT_REND(x) 1
2966 3009
2967void 3010void
2968rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3011rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2969{ 3012{
2970 int col, row, dirnadd, tcol, trow, w1, w2; 3013 int col, row, dirnadd, tcol, trow, w1, w2;
2971 row_col_t bound; 3014 row_col_t bound;
2972 text_t *stp; 3015 text_t *stp;
2973 rend_t *srp; 3016 rend_t *srp;
2974 3017
2975 if (dirn == UP) 3018 if (dirn == UP)
2976 { 3019 {
2977 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3020 bound.row = top_row - 1;
2978 bound.col = 0; 3021 bound.col = 0;
2979 dirnadd = -1; 3022 dirnadd = -1;
2980 } 3023 }
2981 else 3024 else
2982 { 3025 {
2983 bound.row = TermWin.saveLines + TermWin.nrow; 3026 bound.row = nrow;
2984 bound.col = TermWin.ncol - 1; 3027 bound.col = ncol - 1;
2985 dirnadd = 1; 3028 dirnadd = 1;
2986 } 3029 }
2987 3030
2988 row = mark->row + TermWin.saveLines; 3031 row = mark->row;
2989 col = mark->col; 3032 col = max (mark->col, 0);
2990 MAX_IT (col, 0); 3033
2991 /* find the edge of a word */ 3034 /* find the edge of a word */
2992 stp = & (screen.text[row][col]); 3035 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2993 w1 = DELIMIT_TEXT (*stp); 3036 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2994
2995 srp = (&screen.rend[row][col]);
2996 w2 = DELIMIT_REND (*srp);
2997 3037
2998 for (;;) 3038 for (;;)
2999 { 3039 {
3000 for (; col != bound.col; col += dirnadd) 3040 for (; col != bound.col; col += dirnadd)
3001 { 3041 {
… …
3011 break; 3051 break;
3012 } 3052 }
3013 3053
3014 if ((col == bound.col) && (row != bound.row)) 3054 if ((col == bound.col) && (row != bound.row))
3015 { 3055 {
3016 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3056 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3017 { 3057 {
3018 trow = row + dirnadd; 3058 trow = row + dirnadd;
3019 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3059 tcol = dirn == UP ? ncol - 1 : 0;
3020 3060
3021 if (screen.text[trow] == NULL) 3061 if (!ROW(trow).t)
3022 break; 3062 break;
3023 3063
3024 stp = & (screen.text[trow][tcol]); 3064 stp = ROW(trow).t + tcol;
3025 srp = & (screen.rend[trow][tcol]); 3065 srp = ROW(trow).r + tcol;
3026 3066
3027 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3067 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3028 break; 3068 break;
3029 3069
3030 row = trow; 3070 row = trow;
… …
3033 } 3073 }
3034 } 3074 }
3035 break; 3075 break;
3036 } 3076 }
3037 3077
3038Old_Word_Selection_You_Die:
3039 D_SELECT ((stderr, "rxvt_selection_delimit_word (%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - TermWin.saveLines, col));
3040
3041 if (dirn == DN) 3078 if (dirn == DN)
3042 col++; /* put us on one past the end */ 3079 col++; /* put us on one past the end */
3043 3080
3044 /* Poke the values back in */ 3081 /* Poke the values back in */
3045 ret->row = row - TermWin.saveLines; 3082 ret->row = row;
3046 ret->col = col; 3083 ret->col = col;
3047} 3084}
3048 3085
3049/* ------------------------------------------------------------------------- */ 3086/* ------------------------------------------------------------------------- */
3050/* 3087/*
… …
3053 * flag == 0 ==> button 1 3090 * flag == 0 ==> button 1
3054 * flag == 1 ==> button 3 press 3091 * flag == 1 ==> button 3 press
3055 * flag == 2 ==> button 3 motion 3092 * flag == 2 ==> button 3 motion
3056 */ 3093 */
3057void 3094void
3058rxvt_term::selection_extend (int x, int y, int flag) 3095rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3059{ 3096{
3060 int col, row; 3097 int col = clamp (Pixel2Col (x), 0, ncol);
3061 3098 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3062 col = Pixel2Col (x);
3063 row = Pixel2Row (y);
3064 MAX_IT (row, 0);
3065 MIN_IT (row, (int)TermWin.nrow - 1);
3066 MAX_IT (col, 0);
3067 MIN_IT (col, (int)TermWin.ncol);
3068 3099
3069 /* 3100 /*
3070 * If we're selecting characters (single click) then we must check first 3101 * If we're selecting characters (single click) then we must check first
3071 * if we are at the same place as the original mark. If we are then 3102 * if we are at the same place as the original mark. If we are then
3072 * select nothing. Otherwise, if we're to the right of the mark, you have to 3103 * select nothing. Otherwise, if we're to the right of the mark, you have to
3073 * be _past_ a character for it to be selected. 3104 * be _past_ a character for it to be selected.
3074 */ 3105 */
3075 if (((selection.clicks % 3) == 1) && !flag 3106 if (((selection.clicks % 3) == 1) && !flag
3076 && (col == selection.mark.col 3107 && (col == selection.mark.col
3077 && (row == selection.mark.row + TermWin.view_start))) 3108 && (row == selection.mark.row - view_start)))
3078 { 3109 {
3079 /* select nothing */ 3110 /* select nothing */
3080 selection.beg.row = selection.end.row = 0; 3111 selection.beg.row = selection.end.row = 0;
3081 selection.beg.col = selection.end.col = 0; 3112 selection.beg.col = selection.end.col = 0;
3082 selection.clicks = 4; 3113 selection.clicks = 4;
3083 want_refresh = 1; 3114 want_refresh = 1;
3084 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3085 return; 3115 return;
3086 } 3116 }
3087 3117
3088 if (selection.clicks == 4) 3118 if (selection.clicks == 4)
3089 selection.clicks = 1; 3119 selection.clicks = 1;
… …
3096/* ------------------------------------------------------------------------- */ 3126/* ------------------------------------------------------------------------- */
3097/* 3127/*
3098 * Extend the selection to the specified col/row 3128 * Extend the selection to the specified col/row
3099 */ 3129 */
3100void 3130void
3101rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3131rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3102{ 3132{
3103 int16_t ncol = TermWin.ncol;
3104 int end_col;
3105 row_col_t pos; 3133 row_col_t pos;
3106 enum { 3134 enum {
3107 LEFT, RIGHT 3135 LEFT, RIGHT
3108 } closeto = RIGHT; 3136 } closeto = RIGHT;
3109 3137
3110 D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op));
3111 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3112
3113 want_refresh = 1; 3138 want_refresh = 1;
3139
3114 switch (selection.op) 3140 switch (selection.op)
3115 { 3141 {
3116 case SELECTION_INIT: 3142 case SELECTION_INIT:
3117 CLEAR_SELECTION (); 3143 CLEAR_SELECTION ();
3118 selection.op = SELECTION_BEGIN; 3144 selection.op = SELECTION_BEGIN;
… …
3131 selection_start_colrow (col, row); 3157 selection_start_colrow (col, row);
3132 /* FALLTHROUGH */ 3158 /* FALLTHROUGH */
3133 default: 3159 default:
3134 return; 3160 return;
3135 } 3161 }
3162
3136 if (selection.beg.col == selection.end.col 3163 if (selection.beg.col == selection.end.col
3137 && selection.beg.col != selection.mark.col 3164 && selection.beg.col != selection.mark.col
3138 && selection.beg.row == selection.end.row 3165 && selection.beg.row == selection.end.row
3139 && selection.beg.row != selection.mark.row) 3166 && selection.beg.row != selection.mark.row)
3140 { 3167 {
3141 selection.beg.col = selection.end.col = selection.mark.col; 3168 selection.beg.col = selection.end.col = selection.mark.col;
3142 selection.beg.row = selection.end.row = selection.mark.row; 3169 selection.beg.row = selection.end.row = selection.mark.row;
3143 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3144 } 3170 }
3145 3171
3146 pos.col = col; 3172 pos.col = col;
3147 pos.row = row; 3173 pos.row = view_start + row;
3148
3149 pos.row -= TermWin.view_start; /* adjust for scroll */
3150 3174
3151 /* 3175 /*
3152 * This is mainly xterm style selection with a couple of differences, mainly 3176 * This is mainly xterm style selection with a couple of differences, mainly
3153 * in the way button3 drag extension works. 3177 * in the way button3 drag extension works.
3154 * We're either doing: button1 drag; button3 press; or button3 drag 3178 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3160 * a point/word/line which is either the start or end of the selection 3184 * a point/word/line which is either the start or end of the selection
3161 * and it was decided by whichever point/word/line was `fixed' at the 3185 * and it was decided by whichever point/word/line was `fixed' at the
3162 * time of the most recent button3 press 3186 * time of the most recent button3 press
3163 */ 3187 */
3164 if (button3 && buttonpress) 3188 if (button3 && buttonpress)
3189 {
3165 { /* button3 press */ 3190 /* button3 press */
3166 /* 3191 /*
3167 * first determine which edge of the selection we are closest to 3192 * first determine which edge of the selection we are closest to
3168 */ 3193 */
3169 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3194 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3170 || (!ROWCOL_IS_AFTER (pos, selection.end) 3195 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3188 selection.mark.row = selection.beg.row; 3213 selection.mark.row = selection.beg.row;
3189 selection.mark.col = selection.beg.col; 3214 selection.mark.col = selection.beg.col;
3190 } 3215 }
3191 } 3216 }
3192 else 3217 else
3218 {
3193 { /* button1 drag or button3 drag */ 3219 /* button1 drag or button3 drag */
3194 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3220 if (ROWCOL_IS_AFTER (selection.mark, pos))
3195 { 3221 {
3196 if ((selection.mark.row == selection.end.row) 3222 if (selection.mark.row == selection.end.row
3197 && (selection.mark.col == selection.end.col) 3223 && selection.mark.col == selection.end.col
3224 && clickchange
3198 && clickchange && selection.clicks == 2) 3225 && selection.clicks == 2)
3199 selection.mark.col--; 3226 selection.mark.col--;
3200 3227
3201 selection.beg.row = pos.row; 3228 selection.beg.row = pos.row;
3202 selection.beg.col = pos.col; 3229 selection.beg.col = pos.col;
3203 selection.end.row = selection.mark.row; 3230 selection.end.row = selection.mark.row;
… …
3212 } 3239 }
3213 } 3240 }
3214 3241
3215 if (selection.clicks == 1) 3242 if (selection.clicks == 1)
3216 { 3243 {
3217 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3244 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3218 3245 && !ROW(selection.beg.row).is_longer ()
3219 if (end_col != -1 && selection.beg.col > end_col) 3246#if !ENABLE_MINIMAL
3247 && !selection.rect
3248#endif
3220 { 3249 )
3221#if 1
3222 selection.beg.col = ncol; 3250 selection.beg.col = ncol;
3223#else 3251
3224 if (selection.beg.row != selection.end.row) 3252 if (
3225 selection.beg.col = ncol; 3253 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3226 else 3254 && !ROW(selection.end.row).is_longer ()
3227 selection.beg.col = selection.mark.col; 3255#if !ENABLE_MINIMAL
3256 && !selection.rect
3228#endif 3257#endif
3229 } 3258 )
3230
3231 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3232
3233 if (end_col != -1 && selection.end.col > end_col)
3234 selection.end.col = ncol; 3259 selection.end.col = ncol;
3235 } 3260 }
3236 else if (selection.clicks == 2) 3261 else if (selection.clicks == 2)
3237 { 3262 {
3238 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3263 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3239 selection.end.col--; 3264 selection.end.col--;
3240 3265
3241 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3242 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3266 selection_delimit_word (UP, &selection.beg, &selection.beg);
3267 selection_delimit_word (DN, &selection.end, &selection.end);
3243 } 3268 }
3244 else if (selection.clicks == 3) 3269 else if (selection.clicks == 3)
3245 { 3270 {
3246#ifndef NO_FRILLS 3271#if ENABLE_FRILLS
3247 if ((Options & Opt_tripleclickwords)) 3272 if (option (Opt_tripleclickwords))
3248 { 3273 {
3249 int end_row; 3274 selection_delimit_word (UP, &selection.beg, &selection.beg);
3250 3275
3251 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3252 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3253
3254 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3276 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3255 { 3277 {
3256 end_col = screen.tlen[end_row + TermWin.saveLines]; 3278 if (!ROW(end_row).is_longer ())
3257
3258 if (end_col != -1)
3259 { 3279 {
3260 selection.end.row = end_row; 3280 selection.end.row = end_row;
3261 selection.end.col = end_col; 3281 selection.end.col = ROW(end_row).l;
3282# if !ENABLE_MINIMAL
3262 selection_remove_trailing_spaces (); 3283 selection_remove_trailing_spaces ();
3284# endif
3263 break; 3285 break;
3264 } 3286 }
3265 } 3287 }
3266 } 3288 }
3267 else 3289 else
3268#endif 3290#endif
3269 { 3291 {
3270 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3292 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3271 selection.mark.col++; 3293 selection.mark.col++;
3294
3272 selection.beg.col = 0; 3295 selection.beg.col = 0;
3273 selection.end.col = ncol; 3296 selection.end.col = ncol;
3297
3298 // select a complete logical line
3299 while (selection.beg.row > -saveLines
3300 && ROW(selection.beg.row - 1).is_longer ())
3301 selection.beg.row--;
3302
3303 while (selection.end.row < nrow
3304 && ROW(selection.end.row).is_longer ())
3305 selection.end.row++;
3274 } 3306 }
3275 } 3307 }
3276 3308
3277 if (button3 && buttonpress) 3309 if (button3 && buttonpress)
3310 {
3278 { /* mark may need to be changed */ 3311 /* mark may need to be changed */
3279 if (closeto == LEFT) 3312 if (closeto == LEFT)
3280 { 3313 {
3281 selection.mark.row = selection.end.row; 3314 selection.mark.row = selection.end.row;
3282 selection.mark.col = selection.end.col 3315 selection.mark.col = selection.end.col - (selection.clicks == 2);
3283 - (selection.clicks == 2);
3284 } 3316 }
3285 else 3317 else
3286 { 3318 {
3287 selection.mark.row = selection.beg.row; 3319 selection.mark.row = selection.beg.row;
3288 selection.mark.col = selection.beg.col; 3320 selection.mark.col = selection.beg.col;
3289 } 3321 }
3290 } 3322 }
3291 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3292}
3293 3323
3294#ifndef NO_FRILLS 3324#if !ENABLE_MINIMAL
3325 if (selection.rect && selection.beg.col > selection.end.col)
3326 ::swap (selection.beg.col, selection.end.col);
3327#endif
3328}
3329
3330#if !ENABLE_MINIMAL
3295void 3331void
3296rxvt_term::selection_remove_trailing_spaces () 3332rxvt_term::selection_remove_trailing_spaces () NOTHROW
3297{ 3333{
3298 int32_t end_col, end_row; 3334 int32_t end_col, end_row;
3299 text_t *stp; 3335 text_t *stp;
3300 3336
3301 end_col = selection.end.col; 3337 end_col = selection.end.col;
3302 end_row = selection.end.row; 3338 end_row = selection.end.row;
3339
3303 for ( ; end_row >= selection.beg.row; ) 3340 for (; end_row >= selection.beg.row; )
3304 { 3341 {
3305 stp = screen.text[end_row + TermWin.saveLines]; 3342 stp = ROW(end_row).t;
3343
3306 while (--end_col >= 0) 3344 while (--end_col >= 0)
3307 { 3345 {
3308 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3346 if (stp[end_col] != NOCHAR
3347 && !unicode::is_space (stp[end_col]))
3309 break; 3348 break;
3310 } 3349 }
3350
3311 if (end_col >= 0 3351 if (end_col >= 0
3312 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3352 || !ROW(end_row - 1).is_longer ())
3313 { 3353 {
3314 selection.end.col = end_col + 1; 3354 selection.end.col = end_col + 1;
3315 selection.end.row = end_row; 3355 selection.end.row = end_row;
3316 break; 3356 break;
3317 } 3357 }
3358
3318 end_row--; 3359 end_row--;
3319 end_col = TermWin.ncol; 3360 end_col = ncol;
3320 } 3361 }
3362
3321 if (selection.mark.row > selection.end.row) 3363 if (selection.mark.row > selection.end.row)
3322 { 3364 {
3323 selection.mark.row = selection.end.row; 3365 selection.mark.row = selection.end.row;
3324 selection.mark.col = selection.end.col; 3366 selection.mark.col = selection.end.col;
3325 } 3367 }
… …
3333/* 3375/*
3334 * Double click on button 3 when already selected 3376 * Double click on button 3 when already selected
3335 * EXT: button 3 double click 3377 * EXT: button 3 double click
3336 */ 3378 */
3337void 3379void
3338rxvt_term::selection_rotate (int x, int y) 3380rxvt_term::selection_rotate (int x, int y) NOTHROW
3339{ 3381{
3340 selection.clicks = selection.clicks % 3 + 1; 3382 selection.clicks = selection.clicks % 3 + 1;
3341 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3383 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3342} 3384}
3343 3385
3344/* ------------------------------------------------------------------------- */ 3386/* ------------------------------------------------------------------------- */
3345/* 3387/*
3346 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3347 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3348 * the X11 protocol.
3349 */
3350typedef CARD32 Atom32;
3351
3352/* ------------------------------------------------------------------------- */
3353/*
3354 * Respond to a request for our current selection 3388 * Respond to a request for our current selection
3355 * EXT: SelectionRequest 3389 * EXT: SelectionRequest
3356 */ 3390 */
3357void 3391void
3358rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3392rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3359{ 3393{
3394 Atom property = rq.property == None ? rq.target : rq.property;
3360 XSelectionEvent ev; 3395 XSelectionEvent ev;
3361 XTextProperty ct;
3362 XICCEncodingStyle style;
3363 Atom target;
3364 3396
3365 ev.type = SelectionNotify; 3397 ev.type = SelectionNotify;
3366 ev.property = None; 3398 ev.property = None;
3367 ev.display = rq.display; 3399 ev.display = rq.display;
3368 ev.requestor = rq.requestor; 3400 ev.requestor = rq.requestor;
… …
3370 ev.target = rq.target; 3402 ev.target = rq.target;
3371 ev.time = rq.time; 3403 ev.time = rq.time;
3372 3404
3373 if (rq.target == xa[XA_TARGETS]) 3405 if (rq.target == xa[XA_TARGETS])
3374 { 3406 {
3375 Atom32 target_list[6]; 3407 Atom target_list[6];
3376 Atom32 *target = target_list; 3408 Atom *target = target_list;
3377 3409
3378 *target++ = (Atom32) xa[XA_TARGETS]; 3410 *target++ = xa[XA_TARGETS];
3379 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3411 *target++ = xa[XA_TIMESTAMP];
3380 *target++ = (Atom32) XA_STRING; 3412 *target++ = XA_STRING;
3381 *target++ = (Atom32) xa[XA_TEXT]; 3413 *target++ = xa[XA_TEXT];
3382 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3414 *target++ = xa[XA_COMPOUND_TEXT];
3383#if X_HAVE_UTF8_STRING 3415#if X_HAVE_UTF8_STRING
3384 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3416 *target++ = xa[XA_UTF8_STRING];
3385#endif 3417#endif
3386 3418
3387 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3419 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3388 (8 * sizeof (target_list[0])), PropModeReplace, 3420 32, PropModeReplace,
3389 (unsigned char *)target_list, 3421 (unsigned char *)target_list, target - target_list);
3390 target - target_list);
3391 ev.property = rq.property; 3422 ev.property = property;
3392 } 3423 }
3424#if TODO // TODO
3393 else if (rq.target == xa[XA_MULTIPLE]) 3425 else if (rq.target == xa[XA_MULTIPLE])
3394 { 3426 {
3395 /* TODO: Handle MULTIPLE */ 3427 /* TODO: Handle MULTIPLE */
3396 } 3428 }
3429#endif
3397 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3430 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3398 { 3431 {
3399 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3432 XChangeProperty (dpy, rq.requestor, property, rq.target,
3400 (8 * sizeof (Time)), PropModeReplace,
3401 (unsigned char *)&selection_time, 1); 3433 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3402 ev.property = rq.property; 3434 ev.property = property;
3435 }
3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3437 {
3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3439 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3440 ev.property = property;
3403 } 3441 }
3404 else if (rq.target == XA_STRING 3442 else if (rq.target == XA_STRING
3405 || rq.target == xa[XA_TEXT] 3443 || rq.target == xa[XA_TEXT]
3406 || rq.target == xa[XA_COMPOUND_TEXT] 3444 || rq.target == xa[XA_COMPOUND_TEXT]
3407 || rq.target == xa[XA_UTF8_STRING] 3445 || rq.target == xa[XA_UTF8_STRING]
3408 ) 3446 )
3409 { 3447 {
3448 XTextProperty ct;
3449 Atom target = rq.target;
3410 short freect = 0; 3450 short freect = 0;
3411 int selectlen; 3451 int selectlen;
3412 wchar_t *cl; 3452 wchar_t *cl;
3413 3453 enum {
3414 target = rq.target; 3454 enc_string = XStringStyle,
3455 enc_text = XStdICCTextStyle,
3456 enc_compound_text = XCompoundTextStyle,
3457#ifdef X_HAVE_UTF8_STRING
3458 enc_utf8 = XUTF8StringStyle,
3459#else
3460 enc_utf8 = -1,
3461#endif
3462 } style;
3415 3463
3416 if (target == XA_STRING) 3464 if (target == XA_STRING)
3417 // we actually don't do XA_STRING, but who cares, as i18n clients 3465 // we actually don't do XA_STRING, but who cares, as i18n clients
3418 // will ask for another format anyways. 3466 // will ask for another format anyways.
3419 style = XStringStyle; 3467 style = enc_string;
3420 else if (target == xa[XA_TEXT]) 3468 else if (target == xa[XA_TEXT])
3421 style = XStdICCTextStyle; 3469 style = enc_text;
3422 else if (target == xa[XA_COMPOUND_TEXT]) 3470 else if (target == xa[XA_COMPOUND_TEXT])
3423 style = XCompoundTextStyle; 3471 style = enc_compound_text;
3424#if X_HAVE_UTF8_STRING 3472#if !ENABLE_MINIMAL
3425 else if (target == xa[XA_UTF8_STRING]) 3473 else if (target == xa[XA_UTF8_STRING])
3426 style = XUTF8StringStyle; 3474 style = enc_utf8;
3427#endif 3475#endif
3428 else 3476 else
3429 { 3477 {
3430 target = xa[XA_COMPOUND_TEXT]; 3478 target = xa[XA_COMPOUND_TEXT];
3431 style = XCompoundTextStyle; 3479 style = enc_compound_text;
3432 } 3480 }
3433 3481
3434 if (selection.text) 3482 if (rq.selection == XA_PRIMARY && selection.text)
3435 { 3483 {
3436 cl = selection.text; 3484 cl = selection.text;
3437 selectlen = selection.len; 3485 selectlen = selection.len;
3438 } 3486 }
3487 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3488 {
3489 cl = selection.clip_text;
3490 selectlen = selection.clip_len;
3491 }
3439 else 3492 else
3440 { 3493 {
3441 cl = L""; 3494 cl = L"";
3442 selectlen = 0; 3495 selectlen = 0;
3443 } 3496 }
3444 3497
3445 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3498#if !ENABLE_MINIMAL
3446 // manually for XUTF8StringStyle. 3499 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3500 // so recode it manually
3501 if (style == enc_utf8)
3502 {
3503 freect = 1;
3504 ct.encoding = target;
3505 ct.format = 8;
3506 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3507 ct.nitems = strlen ((char *)ct.value);
3508 }
3509 else
3510#endif
3447 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3511 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3448 freect = 1; 3512 freect = 1;
3449 else 3513 else
3450 { 3514 {
3451 /* if we failed to convert then send it raw */ 3515 /* if we failed to convert then send it raw */
3452 ct.value = (unsigned char *)cl; 3516 ct.value = (unsigned char *)cl;
3453 ct.nitems = selectlen; 3517 ct.nitems = selectlen;
3518 ct.encoding = target;
3454 } 3519 }
3455 3520
3456 XChangeProperty (display->display, rq.requestor, rq.property, 3521 XChangeProperty (dpy, rq.requestor, property,
3457 target, 8, PropModeReplace, 3522 ct.encoding, 8, PropModeReplace,
3458 ct.value, (int)ct.nitems); 3523 ct.value, (int)ct.nitems);
3459 ev.property = rq.property; 3524 ev.property = property;
3460 3525
3461 if (freect) 3526 if (freect)
3462 XFree (ct.value); 3527 XFree (ct.value);
3463 } 3528 }
3464 3529
3465 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3530 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3466}
3467
3468/* ------------------------------------------------------------------------- *
3469 * MOUSE ROUTINES *
3470 * ------------------------------------------------------------------------- */
3471
3472/*
3473 * return col/row values corresponding to x/y pixel values
3474 */
3475void
3476rxvt_term::pixel_position (int *x, int *y)
3477{
3478 *x = Pixel2Col (*x);
3479 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3480 *y = Pixel2Row (*y);
3481 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3482} 3531}
3483 3532
3484/* ------------------------------------------------------------------------- */ 3533/* ------------------------------------------------------------------------- */
3485#ifdef USE_XIM 3534#ifdef USE_XIM
3486void 3535void
3487rxvt_term::im_set_position (XPoint *pos) 3536rxvt_term::im_set_position (XPoint &pos) NOTHROW
3488{ 3537{
3489 XWindowAttributes xwa; 3538 XWindowAttributes xwa;
3490 3539
3491 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3540 XGetWindowAttributes (dpy, vt, &xwa);
3541
3492 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3542 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3493 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3543 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3494} 3544}
3495
3496#endif 3545#endif
3546
3547#if ENABLE_OVERLAY
3548void
3549rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3550{
3551 if (nrow < 1 || ncol < 1)
3552 return;
3553
3554 want_refresh = 1;
3555
3556 scr_overlay_off ();
3557
3558 if (x < 0) x = ncol - w;
3559 if (y < 0) y = nrow - h;
3560
3561 // make space for border
3562 w += 2; min_it (w, ncol);
3563 h += 2; min_it (h, nrow);
3564
3565 x -= 1; clamp_it (x, 0, ncol - w);
3566 y -= 1; clamp_it (y, 0, nrow - h);
3567
3568 ov.x = x; ov.y = y;
3569 ov.w = w; ov.h = h;
3570
3571 ov.text = new text_t *[h];
3572 ov.rend = new rend_t *[h];
3573
3574 for (y = 0; y < h; y++)
3575 {
3576 text_t *tp = ov.text[y] = new text_t[w];
3577 rend_t *rp = ov.rend[y] = new rend_t[w];
3578
3579 text_t t0, t1, t2;
3580 rend_t r = OVERLAY_RSTYLE;
3581
3582 if (y == 0)
3583 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3584 else if (y < h - 1)
3585 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3586 else
3587 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3588
3589 *tp++ = t0;
3590 *rp++ = r;
3591
3592 for (x = w - 2; x > 0; --x)
3593 {
3594 *tp++ = t1;
3595 *rp++ = r;
3596 }
3597
3598 *tp = t2;
3599 *rp = r;
3600 }
3601}
3602
3603void
3604rxvt_term::scr_overlay_off () NOTHROW
3605{
3606 if (!ov.text)
3607 return;
3608
3609 want_refresh = 1;
3610
3611 for (int y = 0; y < ov.h; y++)
3612 {
3613 delete [] ov.text[y];
3614 delete [] ov.rend[y];
3615 }
3616
3617 delete [] ov.text; ov.text = 0;
3618 delete [] ov.rend; ov.rend = 0;
3619}
3620
3621void
3622rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3623{
3624 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3625 return;
3626
3627 x++, y++;
3628
3629 ov.text[y][x] = text;
3630 ov.rend[y][x] = rend;
3631}
3632
3633void
3634rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3635{
3636 while (*s)
3637 scr_overlay_set (x++, y, *s++);
3638}
3639
3640void
3641rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3642{
3643 while (*s)
3644 {
3645 text_t t = *s++;
3646 int width = WCWIDTH (t);
3647
3648 while (width--)
3649 {
3650 scr_overlay_set (x++, y, t);
3651 t = NOCHAR;
3652 }
3653 }
3654}
3655
3656void
3657rxvt_term::scr_swap_overlay () NOTHROW
3658{
3659 if (!ov.text)
3660 return;
3661
3662 // hide cursor if it is within the overlay area
3663 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3664 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3665 screen.flags &= ~Screen_VisibleCursor;
3666
3667 // swap screen mem with overlay
3668 for (int y = ov.h; y--; )
3669 {
3670 text_t *t1 = ov.text[y];
3671 rend_t *r1 = ov.rend[y];
3672
3673 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3674 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3675
3676 for (int x = ov.w; x--; )
3677 {
3678 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3679 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3680 }
3681 }
3682}
3683
3684#endif
3497/* ------------------------------------------------------------------------- */ 3685/* ------------------------------------------------------------------------- */
3686

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