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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.159 by root, Mon Feb 21 19:26:07 2005 UTC vs.
Revision 1.382 by sf-exg, Tue Apr 26 16:19:45 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
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#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29 29#include "rxvtperl.h" /* NECESSARY */
30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 30
32#include <inttypes.h> 31#include <inttypes.h>
33 32
34#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a separate compile!
35 34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
46 44
47/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 48#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
52 TermWin.view_start = 0 50 view_start = 0
53#define CLEAR_SELECTION() \ 51#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 52 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 54#define CLEAR_ALL_SELECTION() \
57 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
… …
84 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)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 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)
87 85
88/* 86/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 88 */
93#define drawBuffer TermWin.vt
94
95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \
97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)TermWin.width, \
99 (unsigned int)Height2Pixel (num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 90 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
109 0, Row2Pixel (row), \
110 (unsigned int)TermWin.width, \
111 (unsigned int)Height2Pixel (num))
112 94
113/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
116 98
117/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
118void 100void
119rxvt_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
120{ 102{
121 efs &= ~RS_baseattrMask; 103 if (!l.t)
104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
123 117
124 while (width--) 118 while (width--)
125 { 119 {
126 *et++ = ' '; 120 *et++ = ' ';
127 *er++ = efs; 121 *er++ = efs;
… …
129} 123}
130 124
131/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
132/* 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 */
133void 127void
134rxvt_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
135{ 129{
136#ifdef DEBUG_STRICT 130 scr_blank_line (l, 0, ncol, efs);
137 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 131
145 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);
146} 155}
147 156
148/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
151void 161void
152rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
153{ 163{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159#if ENABLE_OVERLAY 164#if ENABLE_OVERLAY
160 scr_overlay_off (); 165 scr_overlay_off ();
161#endif 166#endif
162 167
163 TermWin.view_start = 0; 168 view_start = 0;
164 num_scr = 0; 169 num_scr = 0;
165 170
166 if (TermWin.ncol == 0) 171 if (ncol == 0)
167 TermWin.ncol = 80; 172 ncol = 80;
168 173
169 if (TermWin.nrow == 0) 174 if (nrow == 0)
170 TermWin.nrow = 24; 175 nrow = 24;
171
172 ncol = TermWin.ncol;
173 nrow = TermWin.nrow;
174 176
175 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 178 return;
177 179
178 // we need at least two lines for wrapping to work correctly 180 // we need at least two lines for wrapping to work correctly
179 if (nrow + TermWin.saveLines < 2) 181 while (nrow + saveLines < 2)
180 { 182 {
183 //TODO//FIXME
181 TermWin.saveLines++; 184 saveLines++;
182 prev_nrow--; 185 prev_nrow--;
183 TermWin.nscrolled++; 186 top_row--;
184 } 187 }
185 188
186 want_refresh = 1; 189 want_refresh = 1;
187 190
188 prev_total_rows = prev_nrow + TermWin.saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
189 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
190 193
191 screen.tscroll = 0; 194 screen.tscroll = 0;
192 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
193 196
194 if (!talloc) 197 if (!row_buf)
195 { 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
196 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
197 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
198 }
199 207
200 if (!screen.text) 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
201 { 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 /* 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 * first time called so just malloc everything: don't rely on realloc 211
204 * Note: this is still needed so that all the scrollback lines are NULL 212 for (int row = nrow; row--; )
205 */ 213 {
206 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
207 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
208 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
209 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
210
211 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
212 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
213
214 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
215 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
216 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
217 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
218
219 for (p = 0; p < nrow; p++)
220 {
221 q = p + TermWin.saveLines;
222 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE); 214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
223 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); 215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
224 screen.tlen[q] = swap.tlen[p] = 0;
225 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE); 216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
226 } 217 }
227 218
228 memset (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
229 TermWin.nscrolled = 0; /* no saved lines */
230 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
231 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
232 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
233 screen.charset = 0; 223 screen.charset = 0;
234 current_screen = PRIMARY; 224 current_screen = PRIMARY;
… …
246 selection.text = NULL; 236 selection.text = NULL;
247 selection.len = 0; 237 selection.len = 0;
248 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
249 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
250 selection.clicks = 0; 240 selection.clicks = 0;
251 CLEAR_ALL_SELECTION (); 241 selection.clip_text = NULL;
252 rvideo = 0; 242 selection.clip_len = 0;
253 } 243 }
254 else 244 else
255 { 245 {
256 /* 246 /*
257 * add or delete rows as appropriate 247 * add or delete rows as appropriate
258 */ 248 */
259 setrstyle = DEFAULT_RSTYLE;
260 249
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
261 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
262 { 255 {
263 /* delete rows */
264 k = min (TermWin.nscrolled, prev_nrow - nrow);
265 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
266
267 for (p = nrow; p < prev_nrow; p++) 256 for (int row = nrow; row < prev_nrow; row++)
268 { 257 {
269 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
270 263
271 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 + nrow, 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 ())
272 { 303 {
273#ifdef DEBUG_STRICT 304 p = MOD (p - 1, prev_total_rows);
274 assert (screen.rend[q]); 305
275#endif 306 plines++;
276 talloc->free (screen.text[q]); 307 llen += prev_ncol;
277 ralloc->free (screen.rend[q]);
278 } 308 }
279 309
280 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++)
281 { 323 {
282#ifdef DEBUG_STRICT 324 qline = row_buf + qrow;
283 assert (swap.rend[p]); 325 lalloc (*qline);
284#endif 326 qline->l = ncol;
285 talloc->free (swap.text[p]); 327 qline->is_longer (1);
286 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 }
287 } 360 }
288 361
289#ifdef DEBUG_STRICT 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
290 assert (drawn_text[p] && drawn_rend[p]); 363 qline->is_longer (0);
291#endif 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
292 talloc->free (drawn_text[p]);
293 ralloc->free (drawn_rend[p]);
294 } 365 }
366 while (p != pend && q > 0);
295 367
296 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
297 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 top_row = q - term_start;
298 370
299 scr_reset_realloc (); /* realloc _last_ */ 371 // make sure all terminal lines exist
300 } 372 while (top_row > 0)
301 else if (nrow > prev_nrow) 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
302 { 374 }
303 /* add rows */ 375 else
304 scr_reset_realloc (); /* realloc _first_ */ 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
305 378
306 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379 for (int row = min (nrow, prev_nrow); row--; )
307
308 k = min (TermWin.nscrolled, nrow - prev_nrow);
309
310 for (p = prev_total_rows; p < total_rows; p++)
311 { 380 {
312 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
313 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
314 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
315 } 386 }
316 387
317 for (p = prev_total_rows; p < total_rows - k; p++)
318 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
319
320 for (p = prev_nrow; p < nrow; p++) 388 for (int row = prev_nrow; row < nrow; row++)
321 { 389 {
322 swap.tlen[p] = 0; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
323 swap.text[p] = NULL;
324 swap.rend[p] = NULL;
325 drawn_text[p] = NULL;
326 drawn_rend[p] = NULL;
327 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
328 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
329 } 391 }
330 392
331 if (k > 0) 393 term_start = 0;
332 {
333 scr_scroll_text (0, (int)nrow - 1, -k, 1);
334 screen.cur.row += k;
335 screen.s_cur.row += k;
336 TermWin.nscrolled -= k;
337 }
338
339#ifdef DEBUG_STRICT
340 assert (screen.cur.row < TermWin.nrow);
341#else /* drive with your eyes closed */
342 MIN_IT (screen.cur.row, nrow - 1);
343#endif
344 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
345 }
346
347 /* resize columns */
348 if (ncol != prev_ncol)
349 { 394 }
350 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
351 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
352 395
353 for (p = 0; p < total_rows; p++) 396 free (old_buf);
354 { 397 delete old_ta;
355 if (screen.text[p]) 398 delete old_ra;
356 {
357 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
358 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
359 399
360 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 }
361 403
362 if (ncol > prev_ncol)
363 scr_blank_line (&screen.text[p][prev_ncol],
364 &screen.rend[p][prev_ncol],
365 ncol - prev_ncol, setrstyle);
366 }
367 }
368
369 for (p = 0; p < nrow; p++)
370 {
371 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
372 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
373
374 if (ncol > prev_ncol)
375 scr_blank_line (&drawn_text[p][prev_ncol],
376 &drawn_rend[p][prev_ncol],
377 ncol - prev_ncol, setrstyle);
378
379 if (swap.text[p])
380 {
381 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
382 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
383
384 MIN_IT (swap.tlen[p], (int16_t)ncol);
385
386 if (ncol > prev_ncol)
387 scr_blank_line (&swap.text[p][prev_ncol],
388 &swap.rend[p][prev_ncol],
389 ncol - prev_ncol, setrstyle);
390 }
391
392 }
393
394 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
395
396 delete talloc; talloc = ta;
397 delete ralloc; ralloc = ra;
398 }
399
400 if (tabs)
401 free (tabs); 404 free (tabs);
402 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
403 411
404 prev_nrow = nrow; 412 prev_nrow = nrow;
405 prev_ncol = ncol; 413 prev_ncol = ncol;
406 414
407 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
408
409 for (p = 0; p < ncol; p++)
410 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
411
412 tt_winch (); 415 tt_winch ();
413}
414 416
415void 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
416rxvt_term::scr_reset_realloc ()
417{
418 unsigned int total_rows, nrow;
419
420 nrow = TermWin.nrow;
421 total_rows = nrow + TermWin.saveLines;
422 /* *INDENT-OFF* */
423 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
424 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
425 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
426 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
427
428 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
429 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
430
431 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
432 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
433 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
434 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
435 /* *INDENT-ON* */
436} 418}
437 419
438/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
439/* 421/*
440 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
441 */ 423 */
442void 424void
443rxvt_term::scr_release () 425rxvt_term::scr_release () NOTHROW
444{ 426{
445 unsigned int total_rows; 427 if (row_buf)
446 int i; 428 {
447
448 total_rows = TermWin.nrow + TermWin.saveLines;
449
450 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
451 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
452 431
453 free (screen.text); 432 free (row_buf);
454 free (screen.tlen); 433 free (swap_buf);
455 free (screen.rend); 434 free (drawn_buf);
456 free (drawn_text); 435 row_buf = 0; // signal that we freed all the arrays above
457 free (drawn_rend); 436
458 free (swap.text);
459 free (swap.tlen);
460 free (swap.rend);
461 free (buf_text);
462 free (buf_rend);
463 free (tabs); 437 free (tabs);
464 438 tabs = 0;
465 /* NULL these so if anything tries to use them, we'll know about it */ 439 }
466 screen.text = drawn_text = swap.text = NULL;
467 screen.rend = drawn_rend = swap.rend = NULL;
468 screen.tlen = swap.tlen = NULL;
469 buf_text = NULL;
470 buf_rend = NULL;
471 tabs = NULL;
472} 440}
473 441
474/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
475/* 443/*
476 * Hard reset 444 * Hard/Soft reset
477 */ 445 */
478void 446void
479rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
480{ 448{
481 scr_release (); 449 scr_release ();
482 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
483 scr_reset (); 453 scr_reset ();
484 454
485 scr_clear (true); 455 scr_clear (true);
486 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
457}
458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
487} 473}
488 474
489/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
490 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
491 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
… …
493 * Save and Restore cursor 479 * Save and Restore cursor
494 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
495 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
496 */ 482 */
497void 483void
498rxvt_term::scr_cursor (int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
499{ 485{
500 screen_t *s; 486 screen_t *s;
501 487
502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
503 if (current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
… …
527 set_font_style (); 513 set_font_style ();
528 break; 514 break;
529 } 515 }
530 516
531 /* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
532 MIN_IT (s->cur.row, TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
533 MIN_IT (s->cur.col, TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
534#ifdef DEBUG_STRICT
535 assert (s->cur.row >= 0); 520 assert (s->cur.row >= 0);
536 assert (s->cur.col >= 0); 521 assert (s->cur.col >= 0);
537#else /* drive with your eyes closed */ 522}
538 MAX_IT (s->cur.row, 0); 523
539 MAX_IT (s->cur.col, 0); 524void
540#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
541} 537}
542 538
543/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
544/* 540/*
545 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
546 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
547 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
548 */ 544 */
549int 545void
550rxvt_term::scr_change_screen (int scrn) 546rxvt_term::scr_change_screen (int scrn)
551{ 547{
552 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 current_screen = scrn;
557
553#if NSCREENS 558#if NSCREENS
554 int offset;
555#endif
556
557 want_refresh = 1;
558
559 TermWin.view_start = 0;
560
561 if (current_screen == scrn)
562 return scrn;
563
564 selection_check (2); /* check for boundary cross */
565
566 i = current_screen; current_screen = scrn; scrn = i;
567
568 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
569 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
570 MAX_IT (screen.cur.row, 0);
571 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
572 MAX_IT (screen.cur.col, 0);
573 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
574
575#if NSCREENS
576 if (options & Opt_secondaryScreen) 559 if (option (Opt_secondaryScreen))
577 { 560 {
578 num_scr = 0; 561 num_scr = 0;
579 offset = TermWin.saveLines;
580 562
581 for (i = prev_nrow; i--;) 563 scr_swap_screen ();
582 {
583 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
584 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
585 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
586 }
587 564
588 SWAP_IT (screen.charset, swap.charset, int16_t); 565 ::swap (screen.charset, swap.charset);
589 SWAP_IT (screen.flags, swap.flags, int); 566 ::swap (screen.flags, swap.flags);
590 screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
591 swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
592 } 569 }
593 else 570 else
594#endif 571#endif
595 if (options & Opt_secondaryScroll) 572 if (option (Opt_secondaryScroll))
596 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
597
598 return scrn;
599} 574}
600 575
601// clear WrapNext indicator, solidifying position on next line 576// clear WrapNext indicator, solidifying position on next line
602void 577void
603rxvt_term::scr_do_wrap () 578rxvt_term::scr_do_wrap () NOTHROW
604{ 579{
605 if (!(screen.flags & Screen_WrapNext)) 580 if (!(screen.flags & Screen_WrapNext))
606 return; 581 return;
607 582
608 screen.flags &= ~Screen_WrapNext; 583 screen.flags &= ~Screen_WrapNext;
609 584
610 screen.cur.col = 0; 585 screen.cur.col = 0;
611 586
612 if (screen.cur.row == screen.bscroll) 587 if (screen.cur.row == screen.bscroll)
613 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
614 else if (screen.cur.row < TermWin.nrow - 1) 589 else if (screen.cur.row < nrow - 1)
615 screen.cur.row++; 590 screen.cur.row++;
616} 591}
617 592
618/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
619/* 594/*
620 * Change the colour for following text 595 * Change the colour for following text
621 */ 596 */
622void 597void
623rxvt_term::scr_color (unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
624{ 599{
625 if (color > maxTermCOLOR) 600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
626 color = fgbg; 601 color = fgbg;
627 602
628 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
629 rstyle = SET_FGCOLOR (rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
630 else 605 else
… …
634/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
635/* 610/*
636 * Change the rendition style for following text 611 * Change the rendition style for following text
637 */ 612 */
638void 613void
639rxvt_term::scr_rendition (int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
640 { 615{
641 if (set) 616 if (set)
642 rstyle |= style; 617 rstyle |= style;
643 else if (style == ~RS_None) 618 else if (style == ~RS_None)
644 rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
645 else 620 else
646 rstyle &= ~style; 621 rstyle &= ~style;
647 } 622}
648 623
649/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
650/* 625/*
651 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
652 * count positive ==> scroll up 627 * count positive ==> scroll up
653 * count negative ==> scroll down 628 * count negative ==> scroll down
654 * spec == 0 for normal routines
655 */ 629 */
656int 630int
657rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
658{ 632{
659 int i, j;
660 long nscrolled;
661
662 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
663 return 0; 634 return 0;
664 635
665 want_refresh = 1; 636 want_refresh = 1;
637 num_scr += count;
666 638
667 if (row1 == 0 && count > 0 639 if (count > 0
640 && row1 == 0
668 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
642 {
643 top_row = max (top_row - count, -saveLines);
644
645 // scroll everything up 'count' lines
646 term_start = (term_start + count) % total_rows;
647
648 // sever bottommost line
669 { 649 {
670 nscrolled = (long)TermWin.nscrolled + (long)count; 650 line_t &l = ROW(row2 - count);
671 651 l.is_longer (0);
672 if (nscrolled > (long)TermWin.saveLines) 652 l.touch ();
673 TermWin.nscrolled = TermWin.saveLines;
674 else
675 TermWin.nscrolled = (unsigned int)nscrolled;
676
677 if ((options & Opt_scrollWithBuffer)
678 && TermWin.view_start != 0
679 && TermWin.view_start != TermWin.saveLines)
680 scr_page (UP, count);
681 } 653 }
682 else if (!spec)
683 row1 += TermWin.saveLines;
684 654
685 row2 += TermWin.saveLines; 655 // erase newly scrolled-in lines
656 for (int i = count; i--; )
657 {
658 line_t &l = ROW(nrow - 1 - i);
686 659
660 // optimize if already cleared, can be significant on slow machines
661 // could be rolled into scr_blank_screen_mem
662 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
663 {
664 scr_blank_line (l, 0, l.l, rstyle);
665 l.l = 0;
666 l.f = 0;
667 }
668 else
669 scr_blank_screen_mem (l, rstyle);
670 }
671
672 // now copy lines below the scroll region bottom to the
673 // bottom of the screen again, so they look as if they
674 // hadn't moved.
675 for (int i = nrow; --i > row2; )
676 {
677 line_t &l1 = ROW(i - count);
678 line_t &l2 = ROW(i);
679
680 ::swap (l1, l2);
681 l2.touch ();
682 }
683
684 // move and/or clear selection, if any
687 if (selection.op && current_screen == selection.screen) 685 if (selection.op && current_screen == selection.screen)
688 {
689 i = selection.beg.row + TermWin.saveLines;
690 j = selection.end.row + TermWin.saveLines;
691 if ((i < row1 && j > row1)
692 || (i < row2 && j > row2)
693 || (i - count < row1 && i >= row1)
694 || (i - count > row2 && i <= row2)
695 || (j - count < row1 && j >= row1)
696 || (j - count > row2 && j <= row2))
697 {
698 CLEAR_ALL_SELECTION ();
699 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
700 } 686 {
701 else if (j >= row1 && j <= row2)
702 {
703 /* move selected region too */
704 selection.beg.row -= count; 687 selection.beg.row -= count;
705 selection.end.row -= count; 688 selection.end.row -= count;
706 selection.mark.row -= count; 689 selection.mark.row -= count;
690
691 if (selection.beg.row < top_row
692 || selection.end.row < top_row
693 || selection.mark.row < top_row)
694 {
695 CLEAR_ALL_SELECTION ();
696 selection.op = SELECTION_CLEAR;
707 } 697 }
708 }
709
710 selection_check (0); /* _after_ TermWin.nscrolled update */
711
712 num_scr += count;
713 j = count;
714
715 if (count < 0)
716 count = -count;
717
718 i = row2 - row1 + 1;
719 MIN_IT (count, i);
720
721 if (j > 0)
722 {
723 /* scroll up */
724
725 /* Copy lines that will get clobbered by the rotation */
726 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
727 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
728
729 /* Rotate lines */
730 i = row2 - row1 - count + 1;
731 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
732 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
733 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
734
735 j = row2 - count + 1, i = count;
736 }
737 else /* if (j < 0) */
738 {
739 /* scroll down */
740
741 /* Copy lines that will get clobbered by the rotation */
742 for (i = 0, j = row2; i < count; i++, j--)
743 { 698 }
744 buf_text[i] = screen.text[j]; 699
745 buf_rend[i] = screen.rend[j]; 700 // finally move the view window, if desired
701 if (option (Opt_scrollWithBuffer)
702 && view_start != 0
703 && view_start != -saveLines)
704 scr_page (UP, count);
705
706 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
707 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
708 }
709 else
710 {
711 if (selection.op && current_screen == selection.screen)
746 } 712 {
713 if ((selection.beg.row < row1 && selection.end.row > row1)
714 || (selection.beg.row < row2 && selection.end.row > row2)
715 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
716 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
717 || (selection.end.row - count < row1 && selection.end.row >= row1)
718 || (selection.end.row - count > row2 && selection.end.row <= row2))
719 {
720 CLEAR_ALL_SELECTION ();
721 selection.op = SELECTION_CLEAR;
722 }
723 else if (selection.end.row >= row1 && selection.end.row <= row2)
724 {
725 /* move selected region too */
726 selection.beg.row -= count;
727 selection.end.row -= count;
728 selection.mark.row -= count;
747 729
748 /* Rotate lines */ 730 selection_check (0);
749 for (j = row2, i = j - count; i >= row1; i--, j--) 731 }
750 { 732 }
751 screen.tlen[j] = screen.tlen[i]; 733
752 screen.text[j] = screen.text[i]; 734 // use a simple and robust scrolling algorithm, this
753 screen.rend[j] = screen.rend[i]; 735 // part of scr_scroll_text is not time-critical.
736
737 int rows = row2 - row1 + 1;
738
739 min_it (count, rows);
740
741 line_t *temp_buf = row_buf + total_rows;
742
743 for (int row = 0; row < rows; row++)
754 } 744 {
745 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
755 746
756 j = row1, i = count; 747 if (!IN_RANGE_EXC (row + count, 0, rows))
757 count = -count; 748 scr_blank_screen_mem (temp_buf [row], rstyle);
758 } 749 }
759 750
760 /* Resurrect lines */ 751 for (int row = 0; row < rows; row++)
761 memset (screen.tlen + j, 0, i * sizeof (int16_t)); 752 ROW(row1 + row) = temp_buf [row];
762 memcpy (screen.text + j, buf_text, i * sizeof (text_t *)); 753 }
763 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
764 if (!spec) /* line length may not equal TermWin.ncol */
765 for (; i--; j++)
766 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
767 754
768 return count; 755 return count;
769} 756}
770 757
771/* ------------------------------------------------------------------------- */ 758/* ------------------------------------------------------------------------- */
772/* 759/*
773 * Add text given in <str> of length <len> to screen struct 760 * Add text given in <str> of length <len> to screen struct
774 */ 761 */
775void 762void
776rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 763rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
777{ 764{
765 if (len <= 0) /* sanity */
766 return;
767
778 unsigned char checksel; 768 unsigned char checksel;
779 unicode_t c; 769 unicode_t c;
780 int i, row, last_col; 770 int ncol = this->ncol;
781 text_t *stp; 771 const wchar_t *strend = str + len;
782 rend_t *srp;
783
784 if (len <= 0) /* sanity */
785 return;
786 772
787 want_refresh = 1; 773 want_refresh = 1;
788 ZERO_SCROLLBACK (); 774 ZERO_SCROLLBACK ();
789 last_col = TermWin.ncol;
790 775
791 if (nlines > 0) 776 if (minlines > 0)
792 { 777 {
793 nlines += screen.cur.row - screen.bscroll; 778 minlines += screen.cur.row - screen.bscroll;
779 min_it (minlines, screen.cur.row - top_row);
780
794 if ((nlines > 0) 781 if (minlines > 0
795 && (screen.tscroll == 0) 782 && screen.tscroll == 0
796 && (screen.bscroll == (TermWin.nrow - 1))) 783 && screen.bscroll == nrow - 1)
797 { 784 {
798 /* _at least_ this many lines need to be scrolled */ 785 /* _at least_ this many lines need to be scrolled */
799 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 786 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
800 screen.cur.row -= nlines; 787 screen.cur.row -= minlines;
801 } 788 }
802 } 789 }
803 790
804#ifdef DEBUG_STRICT
805 assert (screen.cur.col < last_col); 791 assert (screen.cur.col < ncol);
806 assert ((screen.cur.row < TermWin.nrow) 792 assert (screen.cur.row < nrow
807 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 793 && screen.cur.row >= top_row);
808#else /* drive with your eyes closed */ 794 int row = screen.cur.row;
809 MIN_IT (screen.cur.col, last_col - 1);
810 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
811 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
812#endif
813 row = screen.cur.row + TermWin.saveLines;
814 795
815 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 796 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
816 797
817 stp = screen.text[row]; 798 line_t *line = &ROW(row);
818 srp = screen.rend[row];
819 799
820 while (len--) 800 while (str < strend)
821 { 801 {
822 c = *str++; 802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
823 803
824 if (c < 0x20) 804 if (expect_false (c < 0x20))
825 switch (c) 805 if (c == C0_LF)
826 { 806 {
827 case C0_HT: 807 max_it (line->l, screen.cur.col);
828 scr_tab (1, true);
829 continue;
830 808
831 case C0_LF:
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; 809 screen.flags &= ~Screen_WrapNext;
836 810
837 if (screen.cur.row == screen.bscroll) 811 if (screen.cur.row == screen.bscroll)
838 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 812 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
839 else if (screen.cur.row < (TermWin.nrow - 1)) 813 else if (screen.cur.row < (nrow - 1))
840 row = (++screen.cur.row) + TermWin.saveLines; 814 row = ++screen.cur.row;
841 815
842 stp = screen.text[row]; /* _must_ refresh */ 816 line = &ROW(row); /* _must_ refresh */
843 srp = screen.rend[row]; /* _must_ refresh */
844 continue; 817 continue;
845
846 case C0_CR:
847 if (screen.tlen[row] != -1) /* XXX: think about this */
848 MAX_IT (screen.tlen[row], screen.cur.col);
849
850 screen.flags &= ~Screen_WrapNext;
851 screen.cur.col = 0;
852 continue;
853 } 818 }
819 else if (c == C0_CR)
820 {
821 max_it (line->l, screen.cur.col);
854 822
823 screen.flags &= ~Screen_WrapNext;
824 screen.cur.col = 0;
825 continue;
826 }
827 else if (c == C0_HT)
828 {
829 scr_tab (1, true);
830 continue;
831 }
832
833 if (expect_false (
855 if (checksel /* see if we're writing within selection */ 834 checksel /* see if we're writing within selection */
856 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
857 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 836 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 ))
858 { 838 {
859 checksel = 0; 839 checksel = 0;
860 /* 840 /*
861 * If we wrote anywhere in the selected area, kill the selection 841 * If we wrote anywhere in the selected area, kill the selection
862 * XXX: should we kill the mark too? Possibly, but maybe that 842 * XXX: should we kill the mark too? Possibly, but maybe that
863 * should be a similar check. 843 * should be a similar check.
864 */ 844 */
865 CLEAR_SELECTION (); 845 CLEAR_SELECTION ();
866 } 846 }
867 847
868 if (screen.flags & Screen_WrapNext) 848 if (expect_false (screen.flags & Screen_WrapNext))
869 {
870 screen.tlen[row] = -1;
871
872 scr_do_wrap (); row = screen.cur.row + TermWin.saveLines;
873
874 stp = screen.text[row]; /* _must_ refresh */
875 srp = screen.rend[row]; /* _must_ refresh */
876 } 849 {
850 scr_do_wrap ();
877 851
852 line->l = ncol;
853 line->is_longer (1);
854
855 row = screen.cur.row;
856 line = &ROW(row); /* _must_ refresh */
857 }
858
859 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd;
862
878 // rely on wcwidth to tell us the character width, at least for non-latin1 863 // rely on wcwidth to tell us the character width, do wcwidth before
879 // do wcwidth before further replacements, as wcwidth says that line-drawing 864 // further replacements, as wcwidth might return -1 for the line
880 // characters have width -1 (DOH!) on GNU/Linux sometimes. 865 // drawing characters below as they might be invalid in the current
881 int width = c < 0x100 ? 1 : wcwidth (c); 866 // locale.
867 int width = WCWIDTH (c);
882 868
883 if (charsets[screen.charset] == '0') // DEC SPECIAL 869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
884 { 870 {
885 // vt100 special graphics and line drawing 871 // vt100 special graphics and line drawing
886 // 5f-7e standard vt100 872 // 5f-7e standard vt100
887 // 40-5e rxvt extension for extra curses acs chars 873 // 40-5e rxvt extension for extra curses acs chars
888 static uint16_t vt100_0[63] = { // 40 .. 7e 874 static uint16_t vt100_0[62] = { // 41 .. 7e
889 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! 875 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
890 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f 876 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
891 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 877 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
892 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f 878 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
893 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 879 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
894 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 880 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
895 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 881 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
896 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e 882 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
897 }; 883 };
898 884
899 if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) 885 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
900 { 886 {
901 c = vt100_0[c - 0x40]; 887 c = vt100_0[c - 0x41];
902 width = 1; 888 width = 1; // vt100 line drawing characters are always single-width
903 } 889 }
904 } 890 }
905 891
906 if (screen.flags & Screen_Insert) 892 if (expect_false (screen.flags & Screen_Insert))
907 scr_insdel_chars (width, INSERT); 893 scr_insdel_chars (width, INSERT);
908 894
909 if (width != 0) 895 if (width != 0)
910 { 896 {
911 // some utf-8 decoders decode surrogate characters.
912 if (0xd800 <= c && c <= 0xdfff)
913 c = 0xfffd;
914
915#if !UNICODE_3 897#if !UNICODE_3
916 // trim characters we can't store directly :( 898 // trim characters we can't store directly :(
917 if (c >= 0x10000) 899 if (c >= 0x10000)
918# if ENABLE_COMBINING 900# if ENABLE_COMBINING
919 c = rxvt_composite.compose (c); // map to lower 16 bits 901 c = rxvt_composite.compose (c); // map to lower 16 bits
920# else 902# else
921 c = 0xfffd; 903 c = 0xfffd;
922# endif 904# endif
923#endif 905#endif
924 906
907 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
908
909 // if the character doesn't fit into the remaining columns...
910 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
911 {
912 if (screen.flags & Screen_Autowrap)
913 {
914 // ... artificially enlargen the previous one
915 c = NOCHAR;
916 // and try the same character next loop iteration
917 --str;
918 }
919 else
920 screen.cur.col = ncol - width;
921 }
922
925 // nuke the character at this position, if required 923 // nuke the character at this position, if required
924 // due to wonderful coincidences everywhere else in this loop
925 // we never have to check for overwriting a wide char itself,
926 // only its tail.
926 if (stp[screen.cur.col] == NOCHAR 927 if (expect_false (line->t[screen.cur.col] == NOCHAR))
927 || (screen.cur.col < TermWin.ncol - 1 928 scr_kill_char (*line, screen.cur.col);
928 && stp[screen.cur.col + 1] == NOCHAR))
929 {
930 int col = screen.cur.col;
931 929
932 // find begin 930 line->touch ();
933 while (col > 0 && stp[col] == NOCHAR)
934 col--;
935
936 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' '));
937
938 // found begin, nuke
939 do {
940 stp[col] = ' ';
941 srp[col] = rend;
942 col++;
943 } while (col < TermWin.ncol && stp[col] == NOCHAR);
944 }
945
946 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
947 931
948 do 932 do
949 { 933 {
950 stp[screen.cur.col] = c; 934 line->t[screen.cur.col] = c;
951 srp[screen.cur.col] = rend; 935 line->r[screen.cur.col] = rend;
952 936
953 if (screen.cur.col < last_col - 1) 937 if (expect_true (screen.cur.col < ncol - 1))
954 screen.cur.col++; 938 screen.cur.col++;
955 else 939 else
956 { 940 {
957 screen.tlen[row] = last_col; 941 line->l = ncol;
958 if (screen.flags & Screen_Autowrap) 942 if (screen.flags & Screen_Autowrap)
959 screen.flags |= Screen_WrapNext; 943 screen.flags |= Screen_WrapNext;
960 break; 944
945 goto end_of_line;
961 } 946 }
962 947
963 c = NOCHAR; 948 c = NOCHAR;
964 } 949 }
965 while (--width > 0); 950 while (expect_false (--width > 0));
966 951
967 // pad with spaces when overwriting wide character with smaller one 952 // pad with spaces when overwriting wide character with smaller one
968 if (!width)
969 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 953 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
970 { 954 {
971 stp[c] = ' '; 955 line->t[c] = ' ';
972 srp[c] = rend; 956 line->r[c] = rend;
973 } 957 }
958
959end_of_line:
974 } 960 ;
975 else if (width == 0)
976 { 961 }
977#if ENABLE_COMBINING 962#if ENABLE_COMBINING
978 // handle combining characters 963 else // width == 0
979 // we just tag the accent on the previous on-screen character. 964 {
980 // this is arguably not correct, but also arguably not wrong. 965 if (c != 0xfeff) // ignore BOM
981 // we don't handle double-width characters nicely yet.
982
983 text_t *tp;
984 rend_t *rp;
985
986 if (screen.cur.col > 0)
987 { 966 {
967 // handle combining characters
968 // we just tag the accent on the previous on-screen character.
969 // this is arguably not correct, but also arguably not wrong.
970 // we don't handle double-width characters nicely yet.
971 line_t *linep;
972 text_t *tp;
973 rend_t *rp;
974
975 if (screen.cur.col > 0)
976 {
977 linep = line;
988 tp = stp + screen.cur.col - 1; 978 tp = line->t + screen.cur.col - 1;
989 rp = srp + screen.cur.col - 1; 979 rp = line->r + screen.cur.col - 1;
980 }
981 else if (screen.cur.row > 0
982 && ROW(screen.cur.row - 1).is_longer ())
983 {
984 linep = &ROW(screen.cur.row - 1);
985 tp = line->t + ncol - 1;
986 rp = line->r + ncol - 1;
987 }
988 else
989 continue;
990 990
991 linep->touch ();
992
991 while (*tp == NOCHAR && tp > stp) 993 while (*tp == NOCHAR && tp > linep->t)
992 tp--, rp--; 994 tp--, rp--;
995
996 // first try to find a precomposed character
997 unicode_t n = rxvt_compose (*tp, c);
998 if (n == NOCHAR)
999 n = rxvt_composite.compose (*tp, c);
1000
1001 *tp = n;
1002 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
993 } 1003 }
994 else if (screen.cur.row > 0
995 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
996 {
997 int line = screen.cur.row - 1 + TermWin.saveLines;
998
999 tp = screen.text[line] + last_col - 1;
1000 rp = screen.rend[line] + last_col - 1;
1001
1002 while (*tp == NOCHAR && tp > screen.text[line])
1003 tp--, rp--;
1004 } 1004 }
1005 else
1006 continue;
1007
1008 // first try to find a precomposed character
1009 unicode_t n = rxvt_compose (*tp, c);
1010 if (n == NOCHAR)
1011 n = rxvt_composite.compose (*tp, c);
1012
1013 *tp = n;
1014 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1015#endif 1005#endif
1016 }
1017 } 1006 }
1018 1007
1019 if (screen.tlen[row] != -1) /* XXX: think about this */ 1008 max_it (line->l, screen.cur.col);
1020 MAX_IT (screen.tlen[row], screen.cur.col);
1021 1009
1022#ifdef DEBUG_STRICT
1023 assert (screen.cur.row >= 0); 1010 assert (screen.cur.row >= 0);
1024#else /* drive with your eyes closed */
1025 MAX_IT (screen.cur.row, 0);
1026#endif
1027} 1011}
1028 1012
1029/* ------------------------------------------------------------------------- */ 1013/* ------------------------------------------------------------------------- */
1030/* 1014/*
1031 * Process Backspace. Move back the cursor back a position, wrap if have to 1015 * Process Backspace. Move back the cursor back a position, wrap if have to
1032 * XTERM_SEQ: CTRL-H 1016 * XTERM_SEQ: CTRL-H
1033 */ 1017 */
1034void 1018void
1035rxvt_term::scr_backspace () 1019rxvt_term::scr_backspace () NOTHROW
1036{ 1020{
1037 want_refresh = 1;
1038
1039 if (screen.cur.col == 0) 1021 if (screen.cur.col == 0)
1040 { 1022 {
1041 if (screen.cur.row > 0) 1023 if (screen.cur.row > 0)
1042 { 1024 {
1043#ifdef TERMCAP_HAS_BW 1025#ifdef TERMCAP_HAS_BW
1044 screen.cur.col = TermWin.ncol - 1; 1026 screen.cur.col = ncol - 1;
1045 screen.cur.row--; 1027 --screen.cur.row;
1046 return; 1028
1029 want_refresh = 1;
1047#endif 1030#endif
1048 } 1031 }
1049 } 1032 }
1050 else if (!(screen.flags & Screen_WrapNext)) 1033 else if (screen.flags & Screen_WrapNext)
1034 screen.flags &= ~Screen_WrapNext;
1035 else
1051 scr_gotorc (0, -1, RELATIVE); 1036 scr_gotorc (0, -1, RELATIVE);
1052
1053 screen.flags &= ~Screen_WrapNext;
1054} 1037}
1055 1038
1056/* ------------------------------------------------------------------------- */ 1039/* ------------------------------------------------------------------------- */
1057/* 1040/*
1058 * Process Horizontal Tab 1041 * Process Horizontal Tab
1059 * count: +ve = forward; -ve = backwards 1042 * count: +ve = forward; -ve = backwards
1060 * XTERM_SEQ: CTRL-I 1043 * XTERM_SEQ: CTRL-I
1061 */ 1044 */
1062void 1045void
1063rxvt_term::scr_tab (int count, bool ht) 1046rxvt_term::scr_tab (int count, bool ht) NOTHROW
1064{ 1047{
1065 int i, x; 1048 int i, x;
1066 1049
1067 want_refresh = 1; 1050 want_refresh = 1;
1068 i = x = screen.cur.col; 1051 i = x = screen.cur.col;
1069 1052
1070 if (count == 0) 1053 if (count == 0)
1071 return; 1054 return;
1072 else if (count > 0) 1055 else if (count > 0)
1073 { 1056 {
1074 int row = TermWin.saveLines + screen.cur.row; 1057 line_t &l = ROW(screen.cur.row);
1075 text_t *tp = screen.text[row];
1076 rend_t *rp = screen.rend[row];
1077 rend_t base_rend = rp[i]; 1058 rend_t base_rend = l.r[i];
1078 ht &= tp[i] == ' '; 1059 ht &= l.t[i] == ' ';
1079 1060
1080 for (; ++i < TermWin.ncol; ) 1061 for (; ++i < ncol; )
1081 if (tabs[i]) 1062 if (tabs[i])
1082 { 1063 {
1083 x = i; 1064 x = i;
1065
1084 if (!--count) 1066 if (!--count)
1085 break; 1067 break;
1086 } 1068 }
1087 else 1069 else
1088 ht &= tp[i] == ' ' 1070 ht &= l.t[i] == ' '
1089 && RS_SAME (rp[i], base_rend); 1071 && RS_SAME (l.r[i], base_rend);
1090 1072
1091 if (count) 1073 if (count)
1092 x = TermWin.ncol - 1; 1074 x = ncol - 1;
1093 1075
1094 // store horizontal tab commands as characters inside the text 1076 // store horizontal tab commands as characters inside the text
1095 // buffer so they can be selected and pasted. 1077 // buffer so they can be selected and pasted.
1096 if (ht && options & Opt_pastableTabs) 1078 if (ht && option (Opt_pastableTabs))
1097 { 1079 {
1098 base_rend = SET_FONT (base_rend, 0); 1080 base_rend = SET_FONT (base_rend, 0);
1099 1081
1100 if (screen.tlen[row] != -1) /* XXX: think about this */ 1082 l.touch (x);
1101 MAX_IT (screen.tlen[row], x);
1102 1083
1103 i = screen.cur.col; 1084 i = screen.cur.col;
1104 1085
1105 tp[i] = '\t'; 1086 l.t[i] = '\t';
1106 rp[i] = base_rend; 1087 l.r[i] = base_rend;
1107 1088
1108 while (++i < x) 1089 while (++i < x)
1109 { 1090 {
1110 tp[i] = NOCHAR; 1091 l.t[i] = NOCHAR;
1111 rp[i] = base_rend; 1092 l.r[i] = base_rend;
1112 } 1093 }
1113 } 1094 }
1114 } 1095 }
1115 else /* if (count < 0) */ 1096 else /* if (count < 0) */
1116 { 1097 {
… …
1135 * Process DEC Back Index 1116 * Process DEC Back Index
1136 * XTERM_SEQ: ESC 6 1117 * XTERM_SEQ: ESC 6
1137 * Move cursor left in row. If we're at the left boundary, shift everything 1118 * Move cursor left in row. If we're at the left boundary, shift everything
1138 * in that row right. Clear left column. 1119 * in that row right. Clear left column.
1139 */ 1120 */
1140#if ENABLE_FRILLS 1121#if !ENABLE_MINIMAL
1141void 1122void
1142rxvt_term::scr_backindex () 1123rxvt_term::scr_backindex () NOTHROW
1143{ 1124{
1144 if (screen.cur.col > 0) 1125 if (screen.cur.col > 0)
1145 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1126 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1146 else 1127 else
1147 {
1148 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1149 return; /* um, yeah? */
1150
1151 scr_insdel_chars (1, INSERT); 1128 scr_insdel_chars (1, INSERT);
1152 }
1153} 1129}
1154#endif 1130#endif
1155/* ------------------------------------------------------------------------- */ 1131/* ------------------------------------------------------------------------- */
1156/* 1132/*
1157 * Process DEC Forward Index 1133 * Process DEC Forward Index
1158 * XTERM_SEQ: ESC 9 1134 * XTERM_SEQ: ESC 9
1159 * Move cursor right in row. If we're at the right boundary, shift everything 1135 * Move cursor right in row. If we're at the right boundary, shift everything
1160 * in that row left. Clear right column. 1136 * in that row left. Clear right column.
1161 */ 1137 */
1162#if ENABLE_FRILLS 1138#if !ENABLE_MINIMAL
1163void 1139void
1164rxvt_term::scr_forwardindex () 1140rxvt_term::scr_forwardindex () NOTHROW
1165{ 1141{
1166 int row;
1167
1168 if (screen.cur.col < TermWin.ncol - 1) 1142 if (screen.cur.col < ncol - 1)
1169 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1170 else 1144 else
1171 { 1145 {
1172 row = screen.cur.row + TermWin.saveLines; 1146 line_t &l = ROW(screen.cur.row);
1173 1147
1174 if (screen.tlen[row] == 0) 1148 l.touch ();
1175 return; /* um, yeah? */ 1149 l.is_longer (0);
1176 else if (screen.tlen[row] == -1)
1177 screen.tlen[row] = TermWin.ncol;
1178 1150
1179 scr_gotorc (0, 0, R_RELATIVE); 1151 scr_gotorc (0, 0, R_RELATIVE);
1180 scr_insdel_chars (1, DELETE); 1152 scr_insdel_chars (1, DELETE);
1181 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1153 scr_gotorc (0, ncol - 1, R_RELATIVE);
1182 } 1154 }
1183} 1155}
1184#endif 1156#endif
1185 1157
1186/* ------------------------------------------------------------------------- */ 1158/* ------------------------------------------------------------------------- */
1187/* 1159/*
1188 * Goto Row/Column 1160 * Goto Row/Column
1189 */ 1161 */
1190void 1162void
1191rxvt_term::scr_gotorc (int row, int col, int relative) 1163rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1192{ 1164{
1193 want_refresh = 1; 1165 want_refresh = 1;
1194 ZERO_SCROLLBACK (); 1166 ZERO_SCROLLBACK ();
1195 1167
1196 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1168 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1197 MAX_IT (screen.cur.col, 0); 1169 clamp_it (screen.cur.col, 0, ncol - 1);
1198 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1199 1170
1200 screen.flags &= ~Screen_WrapNext; 1171 screen.flags &= ~Screen_WrapNext;
1201 1172
1202 if (relative & R_RELATIVE) 1173 if (relative & R_RELATIVE)
1203 { 1174 {
… …
1219 } 1190 }
1220 } 1191 }
1221 else 1192 else
1222 { 1193 {
1223 if (screen.flags & Screen_Relative) 1194 if (screen.flags & Screen_Relative)
1195 {
1224 { /* relative origin mode */ 1196 /* relative origin mode */
1225 screen.cur.row = row + screen.tscroll; 1197 screen.cur.row = row + screen.tscroll;
1226 MIN_IT (screen.cur.row, screen.bscroll); 1198 min_it (screen.cur.row, screen.bscroll);
1227 } 1199 }
1228 else 1200 else
1229 screen.cur.row = row; 1201 screen.cur.row = row;
1230 } 1202 }
1231 1203
1232 MAX_IT (screen.cur.row, 0); 1204 clamp_it (screen.cur.row, 0, nrow - 1);
1233 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1234} 1205}
1235 1206
1236/* ------------------------------------------------------------------------- */ 1207/* ------------------------------------------------------------------------- */
1237/* 1208/*
1238 * direction should be UP or DN 1209 * direction should be UP or DN
1239 */ 1210 */
1240void 1211void
1241rxvt_term::scr_index (enum page_dirn direction) 1212rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1242{ 1213{
1243 int dirn; 1214 int dirn;
1244 1215
1245 want_refresh = 1; 1216 want_refresh = 1;
1246 ZERO_SCROLLBACK (); 1217 ZERO_SCROLLBACK ();
… …
1249 1220
1250 screen.flags &= ~Screen_WrapNext; 1221 screen.flags &= ~Screen_WrapNext;
1251 1222
1252 if ((screen.cur.row == screen.bscroll && direction == UP) 1223 if ((screen.cur.row == screen.bscroll && direction == UP)
1253 || (screen.cur.row == screen.tscroll && direction == DN)) 1224 || (screen.cur.row == screen.tscroll && direction == DN))
1254 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1225 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1255 else 1226 else
1256 screen.cur.row += dirn; 1227 screen.cur.row += dirn;
1257 1228
1258 MAX_IT (screen.cur.row, 0); 1229 clamp_it (screen.cur.row, 0, nrow - 1);
1259 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1260 selection_check (0); 1230 selection_check (0);
1261} 1231}
1262 1232
1263/* ------------------------------------------------------------------------- */ 1233/* ------------------------------------------------------------------------- */
1264/* 1234/*
1265 * Erase part or whole of a line 1235 * Erase part or whole of a line
1266 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1236 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1267 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1237 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1268 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1238 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1239 * extension: clear to right unless wrapped: ESC [ 3 K
1269 */ 1240 */
1270void 1241void
1271rxvt_term::scr_erase_line (int mode) 1242rxvt_term::scr_erase_line (int mode) NOTHROW
1272{ 1243{
1273 unsigned int row, col, num; 1244 unsigned int col, num;
1274 1245
1275 want_refresh = 1; 1246 want_refresh = 1;
1276 ZERO_SCROLLBACK (); 1247 ZERO_SCROLLBACK ();
1277 1248
1278 selection_check (1); 1249 selection_check (1);
1279 1250
1280 row = TermWin.saveLines + screen.cur.row; 1251 line_t &line = ROW(screen.cur.row);
1252
1253 line.touch ();
1254 line.is_longer (0);
1255
1281 switch (mode) 1256 switch (mode)
1282 { 1257 {
1258 case 3:
1259 if (screen.flags & Screen_WrapNext)
1260 return;
1261
1262 /* fall through */
1263
1283 case 0: /* erase to end of line */ 1264 case 0: /* erase to end of line */
1284 col = screen.cur.col; 1265 col = screen.cur.col;
1285 num = TermWin.ncol - col; 1266 num = ncol - col;
1286 MIN_IT (screen.tlen[row], (int16_t)col); 1267 min_it (line.l, col);
1268
1287 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1269 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1288 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1270 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1289 CLEAR_SELECTION (); 1271 CLEAR_SELECTION ();
1290 break; 1272 break;
1273
1291 case 1: /* erase to beginning of line */ 1274 case 1: /* erase to beginning of line */
1292 col = 0; 1275 col = 0;
1293 num = screen.cur.col + 1; 1276 num = screen.cur.col + 1;
1277
1294 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1278 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1295 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1279 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1296 CLEAR_SELECTION (); 1280 CLEAR_SELECTION ();
1297 break; 1281 break;
1282
1298 case 2: /* erase whole line */ 1283 case 2: /* erase whole line */
1299 col = 0; 1284 col = 0;
1300 num = TermWin.ncol; 1285 num = ncol;
1301 screen.tlen[row] = 0; 1286 line.l = 0;
1302 if (selection.beg.row <= screen.cur.row 1287 if (selection.beg.row <= screen.cur.row
1303 && selection.end.row >= screen.cur.row) 1288 && selection.end.row >= screen.cur.row)
1304 CLEAR_SELECTION (); 1289 CLEAR_SELECTION ();
1305 break; 1290 break;
1306 default: 1291 default:
1307 return; 1292 return;
1308 } 1293 }
1309 1294
1310 if (screen.text[row]) 1295 scr_blank_line (line, col, num, rstyle);
1311 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1312 else
1313 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1314} 1296}
1315 1297
1316/* ------------------------------------------------------------------------- */ 1298/* ------------------------------------------------------------------------- */
1317/* 1299/*
1318 * Erase part of whole of the screen 1300 * Erase part of whole of the screen
1319 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1301 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1320 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1302 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1321 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1303 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1322 */ 1304 */
1323void 1305void
1324rxvt_term::scr_erase_screen (int mode) 1306rxvt_term::scr_erase_screen (int mode) NOTHROW
1325{ 1307{
1326 int num; 1308 int num;
1327 int32_t row, row_offset; 1309 int32_t row;
1328 rend_t ren; 1310 rend_t ren;
1329 XGCValues gcvalue; 1311 XGCValues gcvalue;
1330 1312
1331 want_refresh = 1; 1313 want_refresh = 1;
1332 ZERO_SCROLLBACK (); 1314 ZERO_SCROLLBACK ();
1333
1334 row_offset = (int32_t)TermWin.saveLines;
1335 1315
1336 switch (mode) 1316 switch (mode)
1337 { 1317 {
1338 case 0: /* erase to end of screen */ 1318 case 0: /* erase to end of screen */
1339 selection_check (1); 1319 selection_check (1);
1340 scr_erase_line (0); 1320 scr_erase_line (0);
1341 row = screen.cur.row + 1; /* possible OOB */ 1321 row = screen.cur.row + 1; /* possible OOB */
1342 num = TermWin.nrow - row; 1322 num = nrow - row;
1343 break; 1323 break;
1344 case 1: /* erase to beginning of screen */ 1324 case 1: /* erase to beginning of screen */
1345 selection_check (3); 1325 selection_check (3);
1346 scr_erase_line (1); 1326 scr_erase_line (1);
1347 row = 0; 1327 row = 0;
1348 num = screen.cur.row; 1328 num = screen.cur.row;
1349 break; 1329 break;
1350 case 2: /* erase whole screen */ 1330 case 2: /* erase whole screen */
1351 selection_check (3); 1331 selection_check (3);
1352 row = 0; 1332 row = 0;
1353 num = TermWin.nrow; 1333 num = nrow;
1354 break; 1334 break;
1355 default: 1335 default:
1356 return; 1336 return;
1357 } 1337 }
1358 1338
… …
1360 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1340 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1361 || (selection.end.row >= row 1341 || (selection.end.row >= row
1362 && selection.end.row <= row + num))) 1342 && selection.end.row <= row + num)))
1363 CLEAR_SELECTION (); 1343 CLEAR_SELECTION ();
1364 1344
1365 if (row >= TermWin.nrow) /* Out Of Bounds */ 1345 if (row >= nrow) /* Out Of Bounds */
1366 return; 1346 return;
1367 1347
1368 MIN_IT (num, (TermWin.nrow - row)); 1348 min_it (num, nrow - row);
1369 1349
1370 if (rstyle & (RS_RVid | RS_Uline)) 1350 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1371 ren = (rend_t) ~RS_None; 1351 ren = (rend_t) ~RS_None;
1372 else if (GET_BASEBG (rstyle) == Color_bg) 1352 else if (GET_BASEBG (rstyle) == Color_bg)
1373 { 1353 {
1374 ren = DEFAULT_RSTYLE; 1354 ren = DEFAULT_RSTYLE;
1375 CLEAR_ROWS (row, num); 1355
1356 if (mapped)
1357 XClearArea (dpy, vt, 0,
1358 Row2Pixel (row - view_start), (unsigned int)width,
1359 (unsigned int)Height2Pixel (num), False);
1376 } 1360 }
1377 else 1361 else
1378 { 1362 {
1379 ren = rstyle & (RS_fgMask | RS_bgMask); 1363 ren = rstyle & (RS_fgMask | RS_bgMask);
1364
1365 if (mapped)
1366 {
1380 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1367 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1381 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1368 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1382 ERASE_ROWS (row, num); 1369 XFillRectangle (dpy, vt, gc,
1370 0, Row2Pixel (row - view_start),
1371 (unsigned int)width,
1372 (unsigned int)Height2Pixel (num));
1383 gcvalue.foreground = pix_colors[Color_fg]; 1373 gcvalue.foreground = pix_colors[Color_fg];
1384 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1374 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1375 }
1385 } 1376 }
1386 1377
1387 for (; num--; row++) 1378 for (; num--; row++)
1388 { 1379 {
1389 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1380 scr_blank_screen_mem (ROW(row), rstyle);
1390 screen.tlen[row + row_offset] = 0;
1391 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren);
1392 }
1393}
1394 1381
1382 if (row - view_start < nrow)
1383 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1384 }
1385}
1386
1387#if !ENABLE_MINIMAL
1395void 1388void
1396rxvt_term::scr_erase_savelines () 1389rxvt_term::scr_erase_savelines () NOTHROW
1397{ 1390{
1398 want_refresh = 1; 1391 want_refresh = 1;
1399 ZERO_SCROLLBACK (); 1392 ZERO_SCROLLBACK ();
1400 1393
1401 for (int i = 0; i < TermWin.saveLines; ++i) 1394 top_row = 0;
1402 if (screen.text [i])
1403 {
1404 screen.tlen[i] = 0;
1405 scr_blank_line (screen.text [i], screen.rend [i], (unsigned int)TermWin.ncol, DEFAULT_RSTYLE);
1406 }
1407} 1395}
1396#endif
1408 1397
1409/* ------------------------------------------------------------------------- */ 1398/* ------------------------------------------------------------------------- */
1410/* 1399/*
1411 * Fill the screen with `E's 1400 * Fill the screen with `E's
1412 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1401 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1413 */ 1402 */
1414void 1403void
1415rxvt_term::scr_E () 1404rxvt_term::scr_E () NOTHROW
1416{ 1405{
1417 int i, j, k;
1418 rend_t *r1, fs; 1406 rend_t fs;
1419 1407
1420 want_refresh = 1; 1408 want_refresh = 1;
1421 ZERO_SCROLLBACK (); 1409 ZERO_SCROLLBACK ();
1422 1410
1423 num_scr_allow = 0; 1411 num_scr_allow = 0;
1424 selection_check (3); 1412 selection_check (3);
1425 1413
1426 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1414 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1427 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1415 for (int row = nrow; row--; )
1428 { 1416 {
1429 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1417 line_t &line = ROW(row);
1418
1430 fill_text (screen.text[k], 'E', TermWin.ncol); 1419 fill_text (line.t, 'E', ncol);
1431 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1420 rend_t *r1 = line.r;
1421
1422 for (int j = ncol; j--; )
1432 *r1++ = fs; 1423 *r1++ = fs;
1424
1425 line.is_longer (0);
1426 line.touch (ncol);
1433 } 1427 }
1434} 1428}
1435 1429
1436/* ------------------------------------------------------------------------- */ 1430/* ------------------------------------------------------------------------- */
1437/* 1431/*
1438 * Insert/Delete <count> lines 1432 * Insert/Delete <count> lines
1439 */ 1433 */
1440void 1434void
1441rxvt_term::scr_insdel_lines (int count, int insdel) 1435rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1442{ 1436{
1443 int end; 1437 int end;
1444 1438
1445 ZERO_SCROLLBACK (); 1439 ZERO_SCROLLBACK ();
1446 1440
… …
1458 count = end; 1452 count = end;
1459 } 1453 }
1460 1454
1461 scr_do_wrap (); 1455 scr_do_wrap ();
1462 1456
1463 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1457 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1464} 1458}
1465 1459
1466/* ------------------------------------------------------------------------- */ 1460/* ------------------------------------------------------------------------- */
1467/* 1461/*
1468 * Insert/Delete <count> characters from the current position 1462 * Insert/Delete <count> characters from the current position
1469 */ 1463 */
1470void 1464void
1471rxvt_term::scr_insdel_chars (int count, int insdel) 1465rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1472{ 1466{
1473 int col, row;
1474 rend_t tr;
1475 text_t *stp;
1476 rend_t *srp;
1477 int16_t *slp;
1478
1479 want_refresh = 1; 1467 want_refresh = 1;
1480 ZERO_SCROLLBACK (); 1468 ZERO_SCROLLBACK ();
1481 1469
1482 if (count <= 0) 1470 if (count <= 0)
1483 return; 1471 return;
1484 1472
1485 scr_do_wrap (); 1473 scr_do_wrap ();
1486 1474
1487 selection_check (1); 1475 selection_check (1);
1488 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1476 min_it (count, ncol - screen.cur.col);
1489 1477
1490 row = screen.cur.row + TermWin.saveLines; 1478 int row = screen.cur.row;
1491 1479
1492 stp = screen.text[row]; 1480 line_t *line = &ROW(row);
1493 srp = screen.rend[row]; 1481
1494 slp = &screen.tlen[row]; 1482 line->touch ();
1483 line->is_longer (0);
1484
1485 // nuke wide spanning the start
1486 if (line->t[screen.cur.col] == NOCHAR)
1487 scr_kill_char (*line, screen.cur.col);
1495 1488
1496 switch (insdel) 1489 switch (insdel)
1497 { 1490 {
1498 case INSERT: 1491 case INSERT:
1499 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1492 line->l = min (line->l + count, ncol);
1493
1494 if (line->t[screen.cur.col] == NOCHAR)
1495 scr_kill_char (*line, screen.cur.col);
1496
1497 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1500 { 1498 {
1501 stp[col] = stp[col - count]; 1499 line->t[col] = line->t[col - count];
1502 srp[col] = srp[col - count]; 1500 line->r[col] = line->r[col - count];
1503 }
1504
1505 if (*slp != -1)
1506 {
1507 *slp += count;
1508 MIN_IT (*slp, TermWin.ncol);
1509 } 1501 }
1510 1502
1511 if (selection.op && current_screen == selection.screen 1503 if (selection.op && current_screen == selection.screen
1512 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1504 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1513 { 1505 {
1514 if (selection.end.row != screen.cur.row 1506 if (selection.end.row != screen.cur.row
1515 || (selection.end.col + count >= TermWin.ncol)) 1507 || (selection.end.col + count >= ncol))
1516 CLEAR_SELECTION (); 1508 CLEAR_SELECTION ();
1517 else 1509 else
1510 {
1518 { /* shift selection */ 1511 /* shift selection */
1519 selection.beg.col += count; 1512 selection.beg.col += count;
1520 selection.mark.col += count; /* XXX: yes? */ 1513 selection.mark.col += count; /* XXX: yes? */
1521 selection.end.col += count; 1514 selection.end.col += count;
1522 } 1515 }
1523 } 1516 }
1524 1517
1525 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1518 scr_blank_line (*line, screen.cur.col, count, rstyle);
1526 (unsigned int)count, rstyle);
1527 break; 1519 break;
1528 1520
1529 case ERASE: 1521 case ERASE:
1530 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1522 screen.cur.col += count; /* don't worry if > ncol */
1531 selection_check (1); 1523 selection_check (1);
1532 screen.cur.col -= count; 1524 screen.cur.col -= count;
1533 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1525
1534 (unsigned int)count, rstyle); 1526 // nuke wide char after the end
1527 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1528 scr_kill_char (*line, screen.cur.col + count);
1529
1530 scr_blank_line (*line, screen.cur.col, count, rstyle);
1535 break; 1531 break;
1536 1532
1537 case DELETE: 1533 case DELETE:
1538 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1534 line->l = max (line->l - count, 0);
1539 1535
1536 // nuke wide char spanning the end
1537 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1538 scr_kill_char (*line, screen.cur.col + count);
1539
1540 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1540 for (int col = screen.cur.col; (col + count) < ncol; col++)
1541 { 1541 {
1542 stp[col] = stp[col + count]; 1542 line->t[col] = line->t[col + count];
1543 srp[col] = srp[col + count]; 1543 line->r[col] = line->r[col + count];
1544 } 1544 }
1545 1545
1546 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1546 scr_blank_line (*line, ncol - count, count, rstyle);
1547 (unsigned int)count, tr);
1548
1549 if (*slp == -1) /* break line continuation */
1550 *slp = TermWin.ncol;
1551
1552 *slp -= count;
1553 MAX_IT (*slp, 0);
1554 1547
1555 if (selection.op && current_screen == selection.screen 1548 if (selection.op && current_screen == selection.screen
1556 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1549 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1557 { 1550 {
1558 if (selection.end.row != screen.cur.row 1551 if (selection.end.row != screen.cur.row
1559 || (screen.cur.col >= selection.beg.col - count) 1552 || (screen.cur.col >= selection.beg.col - count)
1560 || selection.end.col >= TermWin.ncol) 1553 || selection.end.col >= ncol)
1561 CLEAR_SELECTION (); 1554 CLEAR_SELECTION ();
1562 else 1555 else
1563 { 1556 {
1564 /* shift selection */ 1557 /* shift selection */
1565 selection.beg.col -= count; 1558 selection.beg.col -= count;
… …
1576/* 1569/*
1577 * Set the scrolling region 1570 * Set the scrolling region
1578 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1571 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1579 */ 1572 */
1580void 1573void
1581rxvt_term::scr_scroll_region (int top, int bot) 1574rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1582{ 1575{
1583 MAX_IT (top, 0); 1576 max_it (top, 0);
1584 MIN_IT (bot, (int)TermWin.nrow - 1); 1577 min_it (bot, nrow - 1);
1585 1578
1586 if (top > bot) 1579 if (top > bot)
1587 return; 1580 return;
1588 1581
1589 screen.tscroll = top; 1582 screen.tscroll = top;
… …
1596 * Make the cursor visible/invisible 1589 * Make the cursor visible/invisible
1597 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1590 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1598 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1591 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1599 */ 1592 */
1600void 1593void
1601rxvt_term::scr_cursor_visible (int mode) 1594rxvt_term::scr_cursor_visible (int mode) NOTHROW
1602{ 1595{
1603 want_refresh = 1; 1596 want_refresh = 1;
1604 1597
1605 if (mode) 1598 if (mode)
1606 screen.flags |= Screen_VisibleCursor; 1599 screen.flags |= Screen_VisibleCursor;
… …
1613 * Set/unset automatic wrapping 1606 * Set/unset automatic wrapping
1614 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1607 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1615 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1608 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1616 */ 1609 */
1617void 1610void
1618rxvt_term::scr_autowrap (int mode) 1611rxvt_term::scr_autowrap (int mode) NOTHROW
1619{ 1612{
1620 if (mode) 1613 if (mode)
1621 screen.flags |= Screen_Autowrap; 1614 screen.flags |= Screen_Autowrap;
1622 else 1615 else
1623 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1616 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1632 * and the cursor cannot be moved outside. 1625 * and the cursor cannot be moved outside.
1633 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1626 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1634 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1627 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1635 */ 1628 */
1636void 1629void
1637rxvt_term::scr_relative_origin (int mode) 1630rxvt_term::scr_relative_origin (int mode) NOTHROW
1638{ 1631{
1639 if (mode) 1632 if (mode)
1640 screen.flags |= Screen_Relative; 1633 screen.flags |= Screen_Relative;
1641 else 1634 else
1642 screen.flags &= ~Screen_Relative; 1635 screen.flags &= ~Screen_Relative;
… …
1649 * Set insert/replace mode 1642 * Set insert/replace mode
1650 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1643 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1651 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1644 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1652 */ 1645 */
1653void 1646void
1654rxvt_term::scr_insert_mode (int mode) 1647rxvt_term::scr_insert_mode (int mode) NOTHROW
1655{ 1648{
1656 if (mode) 1649 if (mode)
1657 screen.flags |= Screen_Insert; 1650 screen.flags |= Screen_Insert;
1658 else 1651 else
1659 screen.flags &= ~Screen_Insert; 1652 screen.flags &= ~Screen_Insert;
… …
1665 * XTERM_SEQ: Set tab at current column : ESC H 1658 * XTERM_SEQ: Set tab at current column : ESC H
1666 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1659 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1667 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1660 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1668 */ 1661 */
1669void 1662void
1670rxvt_term::scr_set_tab (int mode) 1663rxvt_term::scr_set_tab (int mode) NOTHROW
1671{ 1664{
1672 if (mode < 0) 1665 if (mode < 0)
1673 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1666 memset (tabs, 0, ncol);
1674 else if (screen.cur.col < TermWin.ncol) 1667 else if (screen.cur.col < ncol)
1675 tabs[screen.cur.col] = (mode ? 1 : 0); 1668 tabs [screen.cur.col] = !!mode;
1676} 1669}
1677 1670
1678/* ------------------------------------------------------------------------- */ 1671/* ------------------------------------------------------------------------- */
1679/* 1672/*
1680 * Set reverse/normal video 1673 * Set reverse/normal video
1681 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1674 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1682 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1675 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1683 */ 1676 */
1684void 1677void
1685rxvt_term::scr_rvideo_mode (int mode) 1678rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1686{ 1679{
1680 rvideo_mode = on;
1681
1682#ifndef NO_BELL
1683 on ^= rvideo_bell;
1684#endif
1685
1686 if (rvideo_state != on)
1687 {
1688 rvideo_state = on;
1689
1690 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1691#ifdef HAVE_BG_PIXMAP
1692 if (bg_pixmap == None)
1693#endif
1694 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1695
1687 XGCValues gcvalue; 1696 XGCValues gcvalue;
1688
1689 if (rvideo != mode)
1690 {
1691 rvideo = mode;
1692 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1693#if XPM_BACKGROUND
1694 if (bgPixmap.pixmap == None)
1695#endif
1696#if TRANSPARENT
1697 if (! (options & Opt_transparent) || am_transparent == 0)
1698#endif
1699 XSetWindowBackground (display->display, TermWin.vt,
1700 pix_colors[Color_bg]);
1701
1702 gcvalue.foreground = pix_colors[Color_fg]; 1697 gcvalue.foreground = pix_colors[Color_fg];
1703 gcvalue.background = pix_colors[Color_bg]; 1698 gcvalue.background = pix_colors[Color_bg];
1704 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1699 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1705 &gcvalue); 1700
1706 scr_clear (); 1701 scr_clear ();
1707 scr_touch (true); 1702 scr_touch (true);
1708 } 1703 }
1709} 1704}
1710 1705
… …
1712/* 1707/*
1713 * Report current cursor position 1708 * Report current cursor position
1714 * XTERM_SEQ: Report position: ESC [ 6 n 1709 * XTERM_SEQ: Report position: ESC [ 6 n
1715 */ 1710 */
1716void 1711void
1717rxvt_term::scr_report_position () 1712rxvt_term::scr_report_position () NOTHROW
1718{ 1713{
1719 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1714 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1720} 1715}
1721 1716
1722/* ------------------------------------------------------------------------- * 1717/* ------------------------------------------------------------------------- *
… …
1725 1720
1726/* 1721/*
1727 * Set font style 1722 * Set font style
1728 */ 1723 */
1729void 1724void
1730rxvt_term::set_font_style () 1725rxvt_term::set_font_style () NOTHROW
1731{ 1726{
1727#if 0
1732 switch (charsets[screen.charset]) 1728 switch (charsets [screen.charset])
1733 { 1729 {
1734 case '0': /* DEC Special Character & Line Drawing Set */ 1730 case '0': /* DEC Special Character & Line Drawing Set */
1735 break; 1731 break;
1736 case 'A': /* United Kingdom (UK) */ 1732 case 'A': /* United Kingdom (UK) */
1737 break; 1733 break;
… …
1744 case 'C': /* Finnish character set */ 1740 case 'C': /* Finnish character set */
1745 break; 1741 break;
1746 case 'K': /* German character set */ 1742 case 'K': /* German character set */
1747 break; 1743 break;
1748 } 1744 }
1745#endif
1749} 1746}
1750 1747
1751/* ------------------------------------------------------------------------- */ 1748/* ------------------------------------------------------------------------- */
1752/* 1749/*
1753 * Choose a font 1750 * Choose a font
… …
1755 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1752 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1756 * XTERM_SEQ: Invoke G2 character set: ESC N 1753 * XTERM_SEQ: Invoke G2 character set: ESC N
1757 * XTERM_SEQ: Invoke G3 character set: ESC O 1754 * XTERM_SEQ: Invoke G3 character set: ESC O
1758 */ 1755 */
1759void 1756void
1760rxvt_term::scr_charset_choose (int set) 1757rxvt_term::scr_charset_choose (int set) NOTHROW
1761{ 1758{
1762 screen.charset = set; 1759 screen.charset = set;
1763 set_font_style (); 1760 set_font_style ();
1764} 1761}
1765 1762
… …
1771 * XTERM_SEQ: Set G2 character set: ESC * <C> 1768 * XTERM_SEQ: Set G2 character set: ESC * <C>
1772 * XTERM_SEQ: Set G3 character set: ESC + <C> 1769 * XTERM_SEQ: Set G3 character set: ESC + <C>
1773 * See set_font_style for possible values for <C> 1770 * See set_font_style for possible values for <C>
1774 */ 1771 */
1775void 1772void
1776rxvt_term::scr_charset_set (int set, unsigned int ch) 1773rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1777{ 1774{
1778 charsets[set] = (unsigned char)ch; 1775 charsets[set] = (unsigned char)ch;
1779 set_font_style (); 1776 set_font_style ();
1780} 1777}
1781 1778
… …
1786 1783
1787/* 1784/*
1788 * refresh matching text. 1785 * refresh matching text.
1789 */ 1786 */
1790bool 1787bool
1791rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1788rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1792{ 1789{
1793 bool found = false; 1790 bool found = false;
1794 1791
1795 for (int i = 0; i < TermWin.nrow; i++) 1792 for (int i = 0; i < nrow; i++)
1796 { 1793 {
1797 int col = 0;
1798 rend_t *drp = drawn_rend [i]; 1794 rend_t *drp = drawn_buf[i].r;
1799 1795
1800 for (; col < TermWin.ncol; col++, drp++) 1796 for (int col = 0; col < ncol; col++, drp++)
1801 if ((*drp & mask) == value) 1797 if ((*drp & mask) == value)
1802 { 1798 {
1803 found = true; 1799 found = true;
1804 *drp = ~value; 1800 *drp = ~value;
1805 } 1801 }
… …
1816 PART_END, 1812 PART_END,
1817 RC_COUNT 1813 RC_COUNT
1818}; 1814};
1819 1815
1820void 1816void
1821rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1817rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1822{ 1818{
1823 int i; 1819 int i;
1824 row_col_t rc[RC_COUNT]; 1820 row_col_t rc[RC_COUNT];
1825 1821
1826 if (drawn_text == NULL) /* sanity check */ 1822 if (!drawn_buf) /* sanity check */
1827 return; 1823 return;
1828 1824
1829#ifndef NO_SLOW_LINK_SUPPORT 1825#ifndef NO_SLOW_LINK_SUPPORT
1830 if (refresh_type == FAST_REFRESH && !display->is_local) 1826 if (refresh_type == FAST_REFRESH && !display->is_local)
1831 { 1827 {
1832 y = 0; 1828 y = 0;
1833 height = TermWin.height; 1829 eheight = height;
1834 } 1830 }
1835#endif
1836
1837#ifdef DEBUG_STRICT
1838 x = max (x, 0);
1839 x = min (x, (int)TermWin.width);
1840 y = max (y, 0);
1841 y = min (y, (int)TermWin.height);
1842#endif 1831#endif
1843 1832
1844 /* round down */ 1833 /* round down */
1845 rc[PART_BEG].col = Pixel2Col (x); 1834 rc[PART_BEG].col = Pixel2Col (x);
1846 rc[PART_BEG].row = Pixel2Row (y); 1835 rc[PART_BEG].row = Pixel2Row (y);
1847 /* round up */ 1836 /* round up */
1848 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1837 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1849 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1838 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1850 1839
1851 /* sanity checks */ 1840 /* sanity checks */
1852 for (i = PART_BEG; i < RC_COUNT; i++) 1841 for (i = PART_BEG; i < RC_COUNT; i++)
1853 { 1842 {
1854 MIN_IT (rc[i].col, TermWin.ncol - 1); 1843 min_it (rc[i].col, ncol - 1);
1855 MIN_IT (rc[i].row, TermWin.nrow - 1); 1844 min_it (rc[i].row, nrow - 1);
1856 } 1845 }
1857 1846
1858 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1847 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1859 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1848 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1849
1850 num_scr_allow = 0;
1860 1851
1861 if (refresh) 1852 if (refresh)
1862 scr_refresh (SLOW_REFRESH); 1853 scr_refresh ();
1863} 1854}
1864 1855
1865/* ------------------------------------------------------------------------- */ 1856/* ------------------------------------------------------------------------- */
1866/* 1857/*
1867 * Refresh the entire screen 1858 * Refresh the entire screen
1868 */ 1859 */
1869void 1860void
1870rxvt_term::scr_touch (bool refresh) 1861rxvt_term::scr_touch (bool refresh) NOTHROW
1871{ 1862{
1872 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1863 scr_expose (0, 0, width, height, refresh);
1873} 1864}
1874 1865
1875/* ------------------------------------------------------------------------- */ 1866/* ------------------------------------------------------------------------- */
1876/* 1867/*
1877 * Move the display so that the line represented by scrollbar value Y is at 1868 * Move the display so that the line represented by scrollbar value Y is at
1878 * the top of the screen 1869 * the top of the screen
1879 */ 1870 */
1880int 1871void
1881rxvt_term::scr_move_to (int y, int len) 1872rxvt_term::scr_move_to (int y, int len) NOTHROW
1882{ 1873{
1883 long p = 0; 1874 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1884 unsigned int oldviewstart;
1885
1886 oldviewstart = TermWin.view_start;
1887
1888 if (y < len)
1889 {
1890 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1891 p -= (long) (TermWin.nrow - 1);
1892 p = max (p, 0);
1893 }
1894
1895 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1896
1897 return scr_changeview (oldviewstart);
1898} 1875}
1899 1876
1900/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1901/* 1878/*
1902 * Page the screen up/down nlines 1879 * Page the screen up/down nlines
1903 * direction should be UP or DN 1880 * direction should be UP or DN
1904 */ 1881 */
1905int 1882bool
1906rxvt_term::scr_page (enum page_dirn direction, int nlines) 1883rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1907{ 1884{
1908 int n; 1885 int new_view_start =
1909 unsigned int oldviewstart; 1886 direction == UP ? view_start - nlines
1887 : view_start + nlines;
1910 1888
1911 oldviewstart = TermWin.view_start;
1912
1913 if (direction == UP)
1914 {
1915 n = TermWin.view_start + nlines;
1916 TermWin.view_start = min (n, TermWin.nscrolled);
1917 }
1918 else
1919 {
1920 n = TermWin.view_start - nlines;
1921 TermWin.view_start = max (n, 0);
1922 }
1923
1924 return scr_changeview (oldviewstart); 1889 return scr_changeview (new_view_start);
1925} 1890}
1926 1891
1927int 1892bool
1928rxvt_term::scr_changeview (unsigned int oldviewstart) 1893rxvt_term::scr_changeview (int new_view_start) NOTHROW
1929{ 1894{
1895 clamp_it (new_view_start, top_row, 0);
1896
1930 if (TermWin.view_start != oldviewstart) 1897 if (new_view_start == view_start)
1931 { 1898 return false;
1899
1900 num_scr += new_view_start - view_start;
1901 view_start = new_view_start;
1932 want_refresh = 1; 1902 want_refresh = 1;
1933 num_scr -= (TermWin.view_start - oldviewstart);
1934 }
1935 1903
1936 return (int) (TermWin.view_start - oldviewstart); 1904 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1937}
1938 1905
1939/* ------------------------------------------------------------------------- */ 1906 return true;
1940void 1907}
1941rxvt_term::scr_bell () 1908
1942{
1943#ifndef NO_BELL 1909#ifndef NO_BELL
1910void
1911rxvt_term::bell_cb (ev::timer &w, int revents)
1912{
1913 rvideo_bell = false;
1914 scr_rvideo_mode (rvideo_mode);
1915 refresh_check ();
1916}
1917#endif
1918
1919/* ------------------------------------------------------------------------- */
1920void
1921rxvt_term::scr_bell () NOTHROW
1922{
1923#ifndef NO_BELL
1924
1944# ifndef NO_MAPALERT 1925# ifndef NO_MAPALERT
1945# ifdef MAPALERT_OPTION 1926# ifdef MAPALERT_OPTION
1946 if (options & Opt_mapAlert) 1927 if (option (Opt_mapAlert))
1947# endif 1928# endif
1948 XMapWindow (display->display, TermWin.parent[0]); 1929 XMapWindow (dpy, parent);
1949# endif 1930# endif
1931
1932# if ENABLE_FRILLS
1933 if (option (Opt_urgentOnBell))
1934 set_urgency (1);
1935# endif
1936
1950 if (options & Opt_visualBell) 1937 if (option (Opt_visualBell))
1951 { 1938 {
1952 scr_rvideo_mode (!rvideo); /* refresh also done */ 1939 rvideo_bell = true;
1953 scr_rvideo_mode (!rvideo); /* refresh also done */ 1940 scr_rvideo_mode (rvideo_mode);
1941 flush ();
1942
1943 bell_ev.start (VISUAL_BELL_DURATION);
1954 } 1944 }
1955 else 1945 else
1956 XBell (display->display, 0); 1946 XBell (dpy, 0);
1947 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1957#endif 1948#endif
1958} 1949}
1959 1950
1960/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1961/* ARGSUSED */ 1952/* ARGSUSED */
1962void 1953void
1963rxvt_term::scr_printscreen (int fullhist) 1954rxvt_term::scr_printscreen (int fullhist) NOTHROW
1964{ 1955{
1965#ifdef PRINTPIPE 1956#ifdef PRINTPIPE
1966 int i, r1, nrows, row_offset; 1957 int nrows, row_start;
1967 FILE *fd; 1958 FILE *fd = popen_printer ();
1968 1959
1969 if ((fd = popen_printer ()) == NULL) 1960 if (!fd)
1970 return; 1961 return;
1971 1962
1972 nrows = TermWin.nrow;
1973 row_offset = TermWin.saveLines;
1974
1975 if (!fullhist) 1963 if (fullhist)
1976 row_offset -= TermWin.view_start; 1964 {
1965 nrows = nrow - top_row;
1966 row_start = top_row;
1967 }
1977 else 1968 else
1978 { 1969 {
1979 nrows += TermWin.nscrolled; 1970 nrows = nrow;
1980 row_offset -= TermWin.nscrolled; 1971 row_start = view_start;
1981 } 1972 }
1982 1973
1983 wctomb (0, 0); 1974 wctomb (0, 0);
1984 1975
1985 for (r1 = 0; r1 < nrows; r1++) 1976 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1986 { 1977 {
1987 text_t *tp = screen.text[r1 + row_offset]; 1978 text_t *tp = ROW(r1).t;
1988 int len = screen.tlen[r1 + row_offset]; 1979 int len = ROW(r1).l;
1989 1980
1990 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 1981 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1991 { 1982 {
1992 char mb[MB_LEN_MAX]; 1983 char mb[MB_LEN_MAX];
1993 text_t t = *tp++; 1984 text_t t = *tp++;
1994 if (t == NOCHAR) 1985 if (t == NOCHAR)
1995 continue; 1986 continue;
… …
2016/* 2007/*
2017 * Refresh the screen 2008 * Refresh the screen
2018 * drawn_text/drawn_rend contain the screen information before the update. 2009 * drawn_text/drawn_rend contain the screen information before the update.
2019 * screen.text/screen.rend contain what the screen will change to. 2010 * screen.text/screen.rend contain what the screen will change to.
2020 */ 2011 */
2021
2022#define FONT_WIDTH(X, Y) \
2023 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
2024#define FONT_RBEAR(X, Y) \
2025 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
2026#define FONT_LBEAR(X, Y) \
2027 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
2028#define IS_FONT_CHAR(X, Y) \
2029 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
2030
2031void 2012void
2032rxvt_term::scr_refresh (unsigned char refresh_type) 2013rxvt_term::scr_refresh () NOTHROW
2033{ 2014{
2034 unsigned char must_clear, /* use draw_string not draw_image_string */
2035 showcursor; /* show the cursor */
2036 int16_t col, row, /* column/row we're processing */ 2015 int16_t col, row, /* column/row we're processing */
2037 ocrow; /* old cursor row */ 2016 ocrow; /* old cursor row */
2038 int i, /* tmp */ 2017 int i; /* tmp */
2039 row_offset; /* basic offset in screen structure */
2040#ifndef NO_CURSORCOLOR 2018#ifndef NO_CURSORCOLOR
2041 rend_t cc1; /* store colours at cursor position (s) */ 2019 rend_t cc1; /* store colours at cursor position (s) */
2042#endif 2020#endif
2043 rend_t *crp; // cursor rendition pointer 2021 rend_t *crp; // cursor rendition pointer
2022 rend_t ccol1, /* Cursor colour */
2023 ccol2; /* Cursor colour2 */
2044 2024
2045 want_refresh = 0; /* screen is current */ 2025 want_refresh = 0; /* screen is current */
2046 2026
2047 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2027 if (refresh_type == NO_REFRESH || !mapped)
2048 return; 2028 return;
2049 2029
2050 /* 2030 /*
2051 * A: set up vars 2031 * A: set up vars
2052 */ 2032 */
2053 must_clear = 0;
2054 refresh_count = 0; 2033 refresh_count = 0;
2055 2034
2056 row_offset = TermWin.saveLines - TermWin.view_start; 2035 unsigned int old_screen_flags = screen.flags;
2057 2036 char have_bg = 0;
2058#if XPM_BACKGROUND 2037#ifdef HAVE_BG_PIXMAP
2059 must_clear |= (bgPixmap.pixmap != None); 2038 have_bg = bg_pixmap != None;
2060#endif
2061#if TRANSPARENT
2062 must_clear |= ((options & Opt_transparent) && am_transparent);
2063#endif 2039#endif
2064 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2040 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2065 2041
2066 /* 2042 /*
2067 * B: reverse any characters which are selected 2043 * B: reverse any characters which are selected
2068 */ 2044 */
2069 scr_reverse_selection (); 2045 scr_reverse_selection ();
2046
2047 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2048#if ENABLE_OVERLAY
2049 scr_swap_overlay ();
2050#endif
2051
2052 char showcursor = screen.flags & Screen_VisibleCursor;
2070 2053
2071 /* 2054 /*
2072 * C: set the cursor character (s) 2055 * C: set the cursor character (s)
2073 */ 2056 */
2074 { 2057 {
2075 unsigned char setoldcursor; 2058 unsigned char setoldcursor;
2076 rend_t ccol1, /* Cursor colour */
2077 ccol2; /* Cursor colour2 */
2078 2059
2079 showcursor = (screen.flags & Screen_VisibleCursor);
2080#ifdef CURSOR_BLINK 2060#ifdef CURSOR_BLINK
2081 if (hidden_cursor) 2061 if (hidden_cursor)
2082 showcursor = 0; 2062 showcursor = 0;
2083#endif 2063#endif
2084 2064
2085 if (showcursor) 2065 if (showcursor)
2086 { 2066 {
2087 int col = screen.cur.col; 2067 int col = screen.cur.col;
2088 2068
2089 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 2069 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090 col--; 2070 col--;
2091 2071
2092 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 2072 crp = &ROW(screen.cur.row).r[col];
2093 2073
2094 if (showcursor && TermWin.focus) 2074#ifndef NO_CURSORCOLOR
2075 cc1 = *crp & (RS_fgMask | RS_bgMask);
2076 if (ISSET_PIXCOLOR (Color_cursor))
2077 ccol1 = Color_cursor;
2078 else
2079#endif
2080#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2081 ccol1 = fgcolor_of (rstyle);
2082#else
2083 ccol1 = Color_fg;
2084#endif
2085
2086#ifndef NO_CURSORCOLOR
2087 if (ISSET_PIXCOLOR (Color_cursor2))
2088 ccol2 = Color_cursor2;
2089 else
2090#endif
2091#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2092 ccol2 = bgcolor_of (rstyle);
2093#else
2094 ccol2 = Color_bg;
2095#endif
2096
2097 if (focus)
2095 { 2098 {
2099 if (option (Opt_cursorUnderline))
2096 *crp ^= RS_RVid; 2100 *crp ^= RS_Uline;
2097#ifndef NO_CURSORCOLOR
2098 cc1 = *crp & (RS_fgMask | RS_bgMask);
2099 if (ISSET_PIXCOLOR (Color_cursor))
2100 ccol1 = Color_cursor;
2101 else 2101 else
2102#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2103 ccol1 = GET_FGCOLOR (rstyle);
2104#else
2105 ccol1 = Color_fg;
2106#endif
2107 if (ISSET_PIXCOLOR (Color_cursor2))
2108 ccol2 = Color_cursor2;
2109 else 2102 {
2110#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2103 *crp ^= RS_RVid;
2111 ccol2 = GET_BGCOLOR (rstyle);
2112#else
2113 ccol2 = Color_bg;
2114#endif
2115 *crp = SET_FGCOLOR (*crp, ccol1); 2104 *crp = SET_FGCOLOR (*crp, ccol1);
2116 *crp = SET_BGCOLOR (*crp, ccol2); 2105 *crp = SET_BGCOLOR (*crp, ccol2);
2117#endif 2106 }
2118 } 2107 }
2119 } 2108 }
2120 2109
2121 /* make sure no outline cursor is left around */ 2110 /* make sure no outline cursor is left around */
2122 setoldcursor = 0; 2111 setoldcursor = 0;
2123 if (ocrow != -1) 2112 if (ocrow != -1)
2124 { 2113 {
2125 if (screen.cur.row + TermWin.view_start != ocrow 2114 if (screen.cur.row - view_start != ocrow
2126 || screen.cur.col != oldcursor.col) 2115 || screen.cur.col != oldcursor.col)
2127 { 2116 {
2128 if (ocrow < TermWin.nrow 2117 if (ocrow < nrow
2129 && oldcursor.col < TermWin.ncol) 2118 && oldcursor.col < ncol)
2130 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2119 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2131 2120
2132 if (TermWin.focus || !showcursor) 2121 if (focus || !showcursor)
2133 oldcursor.row = -1; 2122 oldcursor.row = -1;
2134 else 2123 else
2135 setoldcursor = 1; 2124 setoldcursor = 1;
2136 } 2125 }
2137 } 2126 }
2138 else if (!TermWin.focus) 2127 else if (!focus)
2139 setoldcursor = 1; 2128 setoldcursor = 1;
2140 2129
2141 if (setoldcursor) 2130 if (setoldcursor)
2142 { 2131 {
2143 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2132 if (screen.cur.row - view_start >= nrow)
2144 oldcursor.row = -1; 2133 oldcursor.row = -1;
2145 else 2134 else
2146 { 2135 {
2147 oldcursor.row = screen.cur.row + TermWin.view_start; 2136 oldcursor.row = screen.cur.row - view_start;
2148 oldcursor.col = screen.cur.col; 2137 oldcursor.col = screen.cur.col;
2149 } 2138 }
2150 } 2139 }
2151 } 2140 }
2152
2153#if ENABLE_OVERLAY
2154 scr_swap_overlay ();
2155#endif
2156
2157 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
2158 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
2159 2141
2160#ifndef NO_SLOW_LINK_SUPPORT 2142#ifndef NO_SLOW_LINK_SUPPORT
2161 /* 2143 /*
2162 * D: CopyArea pass - very useful for slower links 2144 * D: CopyArea pass - very useful for slower links
2163 * This has been deliberately kept simple. 2145 * This has been deliberately kept simple.
2164 */ 2146 */
2165 i = num_scr;
2166 if (!display->is_local 2147 if (!display->is_local
2167 && refresh_type == FAST_REFRESH && num_scr_allow && i 2148 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2168 && abs (i) < TermWin.nrow && !must_clear) 2149 && abs (num_scr) < nrow && !have_bg)
2169 { 2150 {
2170 int16_t nits; 2151 int16_t nits;
2152 int i = num_scr;
2171 int j; 2153 int j;
2172 int len, wlen; 2154 int len, wlen;
2155 dLocal (int, num_scr);
2173 2156
2174 j = TermWin.nrow; 2157 j = nrow;
2175 wlen = len = -1; 2158 wlen = len = -1;
2176 row = i > 0 ? 0 : j - 1; 2159 row = i > 0 ? 0 : j - 1;
2160
2177 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2161 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2178 { 2162 {
2179 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2163 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2180 { 2164 {
2181 text_t *stp = screen.text[row + row_offset]; 2165 line_t s = ROW(view_start + row);
2182 rend_t *srp = screen.rend[row + row_offset];
2183 text_t *dtp = drawn_text[row]; 2166 line_t d = drawn_buf[row];
2184 text_t *dtp2 = drawn_text[row + i]; 2167 line_t d2 = drawn_buf[row + i];
2185 rend_t *drp = drawn_rend[row];
2186 rend_t *drp2 = drawn_rend[row + i];
2187 2168
2188 for (nits = 0, col = TermWin.ncol; col--; ) 2169 for (nits = 0, col = ncol; col--; )
2189 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2170 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2190 nits--; 2171 nits--;
2191 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2172 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2192 nits++; 2173 nits++;
2193 2174
2194 if (nits > 8) /* XXX: arbitrary choice */ 2175 if (nits > 8) /* XXX: arbitrary choice */
2195 { 2176 {
2196 for (col = TermWin.ncol; col--; ) 2177 for (col = ncol; col--; )
2197 { 2178 {
2198 *dtp++ = *dtp2++; 2179 *d.t++ = *d2.t++;
2199 *drp++ = *drp2++; 2180 *d.r++ = *d2.r++;
2200 } 2181 }
2201 2182
2202 if (len == -1) 2183 if (len == -1)
2203 len = row; 2184 len = row;
2204 2185
2205 wlen = row; 2186 wlen = row;
2206 continue; 2187 continue;
2207 } 2188 }
2208 } 2189 }
2209 2190
2210 if (len != -1) 2191 if (len >= 0)
2211 { 2192 {
2212 /* also comes here at end if needed because of >= above */ 2193 /* also comes here at end if needed because of >= above */
2213 if (wlen < len) 2194 if (wlen < len)
2214 SWAP_IT (wlen, len, int); 2195 ::swap (wlen, len);
2215 2196
2216 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2197 XGCValues gcv;
2198
2199 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2200 XCopyArea (dpy, vt, vt,
2217 TermWin.gc, 0, Row2Pixel (len + i), 2201 gc, 0, Row2Pixel (len + i),
2218 (unsigned int)TermWin_TotalWidth (), 2202 (unsigned int)this->width,
2219 (unsigned int)Height2Pixel (wlen - len + 1), 2203 (unsigned int)Height2Pixel (wlen - len + 1),
2220 0, Row2Pixel (len)); 2204 0, Row2Pixel (len));
2205 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2206
2221 len = -1; 2207 len = -1;
2222 } 2208 }
2223 } 2209 }
2224 } 2210 }
2225#endif 2211#endif
2226 2212
2227 /* 2213 /*
2228 * E: main pass across every character 2214 * E: main pass across every character
2229 */ 2215 */
2230 for (row = 0; row < TermWin.nrow; row++) 2216 for (row = 0; row < nrow; row++)
2231 { 2217 {
2232 text_t *stp = screen.text[row + row_offset]; 2218 text_t *stp = ROW(view_start + row).t;
2233 rend_t *srp = screen.rend[row + row_offset]; 2219 rend_t *srp = ROW(view_start + row).r;
2234 text_t *dtp = drawn_text[row]; 2220 text_t *dtp = drawn_buf[row].t;
2235 rend_t *drp = drawn_rend[row]; 2221 rend_t *drp = drawn_buf[row].r;
2236 2222
2237 /* 2223 /*
2238 * E2: OK, now the real pass 2224 * E2: OK, now the real pass
2239 */ 2225 */
2240 int ypixel = (int)Row2Pixel (row); 2226 int ypixel = (int)Row2Pixel (row);
2241 2227
2242 for (col = 0; col < TermWin.ncol; col++) 2228 for (col = 0; col < ncol; col++)
2243 { 2229 {
2244 /* compare new text with old - if exactly the same then continue */ 2230 /* compare new text with old - if exactly the same then continue */
2245 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2231 if (stp[col] == dtp[col] /* Must match characters to skip. */
2246 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ 2232 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2247 || (stp[col] == ' ' /* space w/ no background change */ 2233 || (stp[col] == ' ' /* space w/ no background change */
… …
2249 continue; 2235 continue;
2250 2236
2251 // redraw one or more characters 2237 // redraw one or more characters
2252 2238
2253 // seek to the beginning of wide characters 2239 // seek to the beginning of wide characters
2254 while (stp[col] == NOCHAR && col > 0) 2240 while (expect_false (stp[col] == NOCHAR && col > 0))
2255 --col; 2241 --col;
2256 2242
2257 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2243 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2258 text_t *text = stp + col; 2244 text_t *text = stp + col;
2259 int count = 1; 2245 int count = 1;
2260 2246
2261 dtp[col] = stp[col]; 2247 dtp[col] = stp[col];
2262 drp[col] = rend; 2248 drp[col] = rend;
2263 2249
2264 int xpixel = Col2Pixel (col); 2250 int xpixel = Col2Pixel (col);
2265 2251
2266 for (i = 0; ++col < TermWin.ncol; ) 2252 for (i = 0; ++col < ncol; )
2267 { 2253 {
2268 if (stp[col] == NOCHAR) 2254 if (stp[col] == NOCHAR)
2269 { 2255 {
2270 dtp[col] = stp[col]; 2256 dtp[col] = stp[col];
2271 drp[col] = rend; 2257 drp[col] = srp[col];
2258
2272 count++; 2259 count++;
2273 i++; 2260 i++;
2274 2261
2275 continue; 2262 continue;
2276 } 2263 }
… …
2281 count++; 2268 count++;
2282 2269
2283 if (stp[col] != dtp[col] 2270 if (stp[col] != dtp[col]
2284 || !RS_SAME (srp[col], drp[col])) 2271 || !RS_SAME (srp[col], drp[col]))
2285 { 2272 {
2286 if (must_clear && (i++ > count / 2)) 2273 if (have_bg && (i++ > count / 2))
2287 break; 2274 break;
2288 2275
2289 dtp[col] = stp[col]; 2276 dtp[col] = stp[col];
2290 drp[col] = rend; 2277 drp[col] = rend;
2291 i = 0; 2278 i = 0;
2292 } 2279 }
2293 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2280 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2294 break; 2281 break;
2295 } 2282 }
2296 2283
2297 col--; /* went one too far. move back */ 2284 col--; /* went one too far. move back */
2298 count -= i; /* dump any matching trailing chars */ 2285 count -= i; /* dump any matching trailing chars */
2299 2286
2300 // sometimes we optimize away the trailing NOCHAR's, add them back 2287 // sometimes we optimize away the trailing NOCHAR's, add them back
2301 while (i && text[count] == NOCHAR) 2288 while (expect_false (i && text[count] == NOCHAR))
2302 count++, i--; 2289 count++, i--;
2303
2304#if ENABLE_STYLES
2305 // force redraw after "careful" characters to avoid pixel droppings
2306 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0)
2307 drp[col + 1] = ~srp[col + 1];
2308
2309 // include previous careful character(s) if possible, looks nicer (best effort...)
2310 while (text > stp
2311 && srp[text - stp - 1] & RS_Careful
2312 && RS_SAME (rend, srp[text - stp - 1]))
2313 text--, count++, xpixel -= TermWin.fwidth;
2314#endif
2315 2290
2316 /* 2291 /*
2317 * Determine the attributes for the string 2292 * Determine the attributes for the string
2318 */ 2293 */
2319 int fore = GET_FGCOLOR (rend); // desired foreground 2294 int fore = fgcolor_of (rend); // desired foreground
2320 int back = GET_BGCOLOR (rend); // desired background 2295 int back = bgcolor_of (rend); // desired background
2321 2296
2322 // only do special processing if ana attributes are set, which is rare 2297 // only do special processing if any attributes are set, which is unlikely
2323 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) 2298 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2324 { 2299 {
2325 bool invert = rend & RS_RVid; 2300 bool invert = rend & RS_RVid;
2326 2301
2327#ifndef NO_BOLD_UNDERLINE_REVERSE 2302#ifndef NO_BOLD_UNDERLINE_REVERSE
2328 if (rend & RS_Bold
2329 && fore == Color_fg) 2303 if (rend & RS_Bold && fore == Color_fg)
2330 { 2304 {
2331 if (ISSET_PIXCOLOR (Color_BD)) 2305 if (ISSET_PIXCOLOR (Color_BD))
2332 fore = Color_BD; 2306 fore = Color_BD;
2333# if !ENABLE_STYLES 2307# if !ENABLE_STYLES
2334 else 2308 else
2335 invert = !invert; 2309 invert = !invert;
2336# endif 2310# endif
2337 } 2311 }
2338 2312
2339 if (rend & RS_Italic 2313 if (rend & RS_Italic && fore == Color_fg)
2340 && fore == Color_fg)
2341 { 2314 {
2342 if (ISSET_PIXCOLOR (Color_IT)) 2315 if (ISSET_PIXCOLOR (Color_IT))
2343 fore = Color_IT; 2316 fore = Color_IT;
2344# if !ENABLE_STYLES 2317# if !ENABLE_STYLES
2345 else 2318 else
2346 invert = !invert; 2319 invert = !invert;
2347# endif 2320# endif
2348 } 2321 }
2349 2322
2350 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2323 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2351 fore = Color_UL; 2324 fore = Color_UL;
2325#endif
2326
2327#ifdef OPTION_HC
2328 if (rend & RS_Sel)
2329 {
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2332 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2333 && ISSET_PIXCOLOR (Color_HC))
2334 {
2335 if (ISSET_PIXCOLOR (Color_HTC))
2336 fore = Color_HTC;
2337 // if invert is 0 reverse video is set so we use bg color as fg color
2338 else if (!invert)
2339 fore = back;
2340
2341 back = Color_HC;
2342 invert = 0;
2343 }
2344 }
2352#endif 2345#endif
2353 2346
2354 if (invert) 2347 if (invert)
2355 { 2348 {
2356 SWAP_IT (fore, back, int); 2349 ::swap (fore, back);
2357 2350
2358#ifndef NO_BOLD_UNDERLINE_REVERSE 2351#ifndef NO_BOLD_UNDERLINE_REVERSE
2359 if (ISSET_PIXCOLOR (Color_RV)) 2352 if (fore == back)
2353 {
2354 fore = Color_bg;
2360 back = Color_RV; 2355 back = Color_fg;
2356 }
2361#endif 2357#endif
2362 } 2358 }
2363 2359
2364#ifdef TEXT_BLINK 2360#ifdef TEXT_BLINK
2365 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2361 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2366 { 2362 {
2367 if (!text_blink_ev.active) 2363 if (!text_blink_ev.is_active ())
2368 { 2364 {
2369 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2365 text_blink_ev.again ();
2370 hidden_text = 0; 2366 hidden_text = 0;
2371 } 2367 }
2372 else if (hidden_text) 2368 else if (hidden_text)
2373 fore = back; 2369 fore = back;
2374 } 2370 }
2375#endif 2371#endif
2372
2373#if ENABLE_STYLES
2374 // "careful" (too wide) character handling
2375
2376 // include previous careful character(s) if possible, looks nicer (best effort...)
2377 while (text > stp
2378 && srp[text - stp - 1] & RS_Careful
2379 && RS_SAME (rend, srp[text - stp - 1]))
2380 text--, count++, xpixel -= fwidth;
2381
2382 // force redraw after "careful" characters to avoid pixel droppings
2383 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2384 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2385
2386 // force redraw before "careful" characters to avoid pixel droppings
2387 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2388 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2389#endif
2376 } 2390 }
2377 2391
2378 /* 2392 /*
2379 * Actually do the drawing of the string here 2393 * Actually do the drawing of the string here
2380 */ 2394 */
2381 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2395 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2382 2396
2383 if (back == fore) 2397 if (expect_true (have_bg && back == Color_bg))
2384 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2385 TermWin.fwidth * count, TermWin.fheight,
2386 back);
2387 else if (back == Color_bg)
2388 { 2398 {
2389 if (must_clear) 2399 // this is very ugly, maybe push it into ->draw?
2390 {
2391 CLEAR_CHARS (xpixel, ypixel, count);
2392 2400
2393 for (i = 0; i < count; i++) /* don't draw empty strings */ 2401 for (i = 0; i < count; i++) /* don't draw empty strings */
2394 if (text[i] != ' ') 2402 if (text[i] != ' ')
2395 { 2403 {
2396 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2404 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2397 break; 2405 goto did_clear;
2398 }
2399 } 2406 }
2400 else 2407
2401 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2408 CLEAR_CHARS (xpixel, ypixel, count);
2409 did_clear: ;
2402 } 2410 }
2403 else 2411 else
2404 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2412 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2405 2413
2406 if (rend & RS_Uline && font->descent > 1 && fore != back) 2414 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2407 { 2415 {
2408#if ENABLE_FRILLS 2416#if ENABLE_FRILLS
2409 if (ISSET_PIXCOLOR (Color_underline)) 2417 if (ISSET_PIXCOLOR (Color_underline))
2410 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2418 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2411 else 2419 else
2412#endif 2420#endif
2413 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2421 XSetForeground (dpy, gc, pix_colors[fore]);
2414 2422
2415 XDrawLine (display->display, drawBuffer, TermWin.gc, 2423 XDrawLine (dpy, vt, gc,
2416 xpixel, ypixel + font->ascent + 1, 2424 xpixel, ypixel + font->ascent + 1,
2417 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2425 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2418 } 2426 }
2419 } /* for (col....) */ 2427 } /* for (col....) */
2420 } /* for (row....) */ 2428 } /* for (row....) */
2421 2429
2422#if ENABLE_OVERLAY
2423 scr_swap_overlay ();
2424#endif
2425
2426 /* 2430 /*
2427 * G: cleanup cursor and display outline cursor if necessary 2431 * G: cleanup cursor and display outline cursor if necessary
2428 */ 2432 */
2429 if (showcursor) 2433 if (showcursor)
2430 { 2434 {
2431 if (TermWin.focus) 2435 if (focus)
2436 {
2437 if (option (Opt_cursorUnderline))
2438 *crp ^= RS_Uline;
2439 else
2432 { 2440 {
2433 *crp ^= RS_RVid; 2441 *crp ^= RS_RVid;
2434#ifndef NO_CURSORCOLOR 2442#ifndef NO_CURSORCOLOR
2435 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2443 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2436#endif 2444#endif
2445 }
2437 } 2446 }
2438 else if (oldcursor.row >= 0) 2447 else if (oldcursor.row >= 0)
2439 { 2448 {
2449 int cursorwidth = 1;
2450 int col = oldcursor.col;
2451
2452 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2453 col--;
2454
2455 while (col + cursorwidth < ncol
2456 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2457 cursorwidth++;
2458
2440#ifndef NO_CURSORCOLOR 2459#ifndef NO_CURSORCOLOR
2441 if (ISSET_PIXCOLOR (Color_cursor)) 2460 if (ISSET_PIXCOLOR (Color_cursor))
2442 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); 2461 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2462 else
2443#endif 2463#endif
2444 int cursorwidth = 1; 2464 XSetForeground (dpy, gc, pix_colors[ccol1]);
2445 while (oldcursor.col + cursorwidth < TermWin.ncol
2446 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2447 cursorwidth++;
2448 2465
2449 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2466 XDrawRectangle (dpy, vt, gc,
2450 Col2Pixel (oldcursor.col), 2467 Col2Pixel (col),
2451 Row2Pixel (oldcursor.row), 2468 Row2Pixel (oldcursor.row),
2452 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2469 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2453 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2470 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2454 } 2471 }
2455 } 2472 }
2456 2473
2457 /* 2474 /*
2458 * H: cleanup selection 2475 * H: cleanup selection
2459 */ 2476 */
2477#if ENABLE_OVERLAY
2478 scr_swap_overlay ();
2479#endif
2480 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2481
2460 scr_reverse_selection (); 2482 scr_reverse_selection ();
2461 2483
2462 if (refresh_type & SMOOTH_REFRESH) 2484 screen.flags = old_screen_flags;
2463 XFlush (display->display);
2464
2465 num_scr = 0; 2485 num_scr = 0;
2466 num_scr_allow = 1; 2486 num_scr_allow = 1;
2467} 2487}
2468 2488
2469void 2489void
2470rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2490rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2471{ 2491{
2472 if (!rp || !tp) 2492 if (!l.t)
2473 return; 2493 return;
2474 2494
2475 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2495 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2496
2497 for (int i = ncol; i--; )
2476 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2498 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2477} 2499}
2478 2500
2479void 2501void
2480rxvt_term::scr_remap_chars () 2502rxvt_term::scr_remap_chars () NOTHROW
2481{ 2503{
2482 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2504 for (int i = total_rows; i--; )
2483 scr_remap_chars (screen.text[i], screen.rend[i]); 2505 scr_remap_chars (row_buf [i]);
2484 2506
2485 for (int i = TermWin.nrow; i--; ) 2507 for (int i = nrow; i--; )
2486 {
2487 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2488 scr_remap_chars (swap.text[i], swap.rend[i]);
2489 } 2508 {
2509 scr_remap_chars (drawn_buf [i]);
2510 scr_remap_chars (swap_buf [i]);
2511 }
2490} 2512}
2491 2513
2492void 2514void
2493rxvt_term::scr_recolour () 2515rxvt_term::scr_recolour (bool refresh) NOTHROW
2494{ 2516{
2495 if (1 2517 bool transparent = false;
2496#if TRANSPARENT 2518
2497 && !am_transparent 2519#ifdef HAVE_BG_PIXMAP
2520 if (bg_pixmap != None)
2521 {
2522# ifdef ENABLE_TRANSPARENCY
2523 if (bg_flags & BG_IS_TRANSPARENT)
2524 {
2525 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2526 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2527
2528 transparent = true;
2529 }
2530 else
2498#endif 2531# endif
2499#if XPM_BACKGROUND
2500 && !bgPixmap.pixmap
2501#endif
2502 ) 2532 {
2533 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2534 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2535 }
2503 { 2536 }
2537 else
2538#endif
2539 {
2504 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); 2540 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2505 XClearWindow (display->display, TermWin.parent[0]);
2506 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 2541 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2507#if HAVE_SCROLLBARS 2542 }
2543
2544 XClearWindow (dpy, parent);
2545
2508 if (scrollBar.win) 2546 if (scrollBar.win)
2509 { 2547 {
2548 if (transparent)
2549 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2550 else
2510 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2551 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2511 scrollBar.setIdle (); 2552 scrollBar.state = STATE_IDLE;
2512 scrollbar_show (0); 2553 scrollBar.show (0);
2513 } 2554 }
2514#endif 2555
2556 if (refresh)
2515 } 2557 {
2516
2517 scr_clear (); 2558 scr_clear ();
2518 scr_touch (true); 2559 scr_touch (true);
2560 }
2519 want_refresh = 1; 2561 want_refresh = 1;
2520} 2562}
2521 2563
2522/* ------------------------------------------------------------------------- */ 2564/* ------------------------------------------------------------------------- */
2523void 2565void
2524rxvt_term::scr_clear (bool really) 2566rxvt_term::scr_clear (bool really) NOTHROW
2525{ 2567{
2526 if (!TermWin.mapped) 2568 if (!mapped)
2527 return; 2569 return;
2528 2570
2529 num_scr_allow = 0; 2571 num_scr_allow = 0;
2530 want_refresh = 1; 2572 want_refresh = 1;
2531 2573
2532#if TRANSPARENT 2574 if (really)
2533 if ((options & Opt_transparent) && (am_pixmap_trans == 0)) 2575 XClearWindow (dpy, vt);
2576}
2577
2578void
2579rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2580{
2581 int view_end = view_start + nrow;
2582 int row, col;
2583
2584 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2585 {
2586 text_t *stp = ROW(row).t;
2587 rend_t *srp = ROW(row).r;
2588
2589 for (col = beg_col; col < end_col; col++)
2590 srp[col] ^= rstyle1;
2591
2592 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2593 srp[col] ^= rstyle2;
2594
2595 if (++col < end_col)
2596 srp[col] ^= rstyle2;
2534 { 2597 }
2535 int i; 2598}
2536 2599
2537 if (!(options & Opt_transparent_all)) 2600void
2601rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2602{
2603 int view_end = view_start + nrow;
2604 int row, col;
2605
2606 if (beg_row >= view_start)
2607 {
2608 col = beg_col;
2609 row = beg_row;
2610 }
2611 else
2612 {
2538 i = 0; 2613 col = 0;
2614 row = view_start;
2615 }
2616
2617 for (; row < min (end_row, view_end); row++, col = 0)
2618 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2619 srp[col] ^= rstyle;
2620
2621 if (row == end_row)
2622 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2623 srp[col] ^= rstyle;
2624}
2625
2626/* ------------------------------------------------------------------------- */
2627void
2628rxvt_term::scr_reverse_selection () NOTHROW
2629{
2630 if (selection.op
2631 && current_screen == selection.screen
2632 && selection.end.row >= view_start)
2633 {
2634#if !ENABLE_MINIMAL
2635 if (selection.rect)
2636 scr_xor_rect (selection.beg.row, selection.beg.col,
2637 selection.end.row, selection.end.col,
2638 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2539 else 2639 else
2540 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2541
2542 while (i--)
2543 if (TermWin.parent[i] != None)
2544 XClearWindow (display->display, TermWin.parent[i]);
2545 }
2546#endif 2640#endif
2547 2641 scr_xor_span (selection.beg.row, selection.beg.col,
2548 if (really) 2642 selection.end.row, selection.end.col,
2549 XClearWindow (display->display, TermWin.vt); 2643 RS_Sel | RS_RVid);
2550}
2551
2552/* ------------------------------------------------------------------------- */
2553void
2554rxvt_term::scr_reverse_selection ()
2555{
2556 if (selection.op && current_screen == selection.screen)
2557 {
2558 int end_row = TermWin.saveLines - TermWin.view_start;
2559 int i = selection.beg.row + TermWin.saveLines;
2560 int col, row = selection.end.row + TermWin.saveLines;
2561 rend_t *srp;
2562
2563#if ENABLE_FRILLS
2564 if (selection.rect)
2565 {
2566 end_row += TermWin.nrow;
2567
2568 for (; i <= row && i <= end_row; i++)
2569 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2570 srp[col] ^= RS_RVid;
2571 }
2572 else
2573#endif
2574 {
2575 if (i >= end_row)
2576 col = selection.beg.col;
2577 else
2578 {
2579 col = 0;
2580 i = end_row;
2581 }
2582
2583 end_row += TermWin.nrow;
2584
2585 for (; i < row && i < end_row; i++, col = 0)
2586 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2587 srp[col] ^= RS_RVid;
2588
2589 if (i == row && i < end_row)
2590 for (srp = screen.rend[i]; col < selection.end.col; col++)
2591 srp[col] ^= RS_RVid;
2592 }
2593 } 2644 }
2594} 2645}
2595 2646
2596/* ------------------------------------------------------------------------- */ 2647/* ------------------------------------------------------------------------- */
2597/* 2648/*
2598 * Dump the whole scrollback and screen to the passed filedescriptor. The 2649 * Dump the whole scrollback and screen to the passed filedescriptor. The
2599 * invoking routine must close the fd. 2650 * invoking routine must close the fd.
2600 */ 2651 */
2601#if 0 2652#if 0
2602void 2653void
2603rxvt_term::scr_dump (int fd) 2654rxvt_term::scr_dump (int fd) NOTHROW
2604{ 2655{
2605 int row, wrote; 2656 int row, wrote;
2606 unsigned int width, towrite; 2657 unsigned int width, towrite;
2607 char r1[] = "\n"; 2658 const char r1[] = "\n";
2608 2659
2609 for (row = TermWin.saveLines - TermWin.nscrolled; 2660 for (row = saveLines + top_row;
2610 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2661 row < saveLines + nrow - 1; row++)
2611 { 2662 {
2612 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2663 width = row_buf[row].l >= 0 ? row_buf[row].l
2613 : TermWin.ncol; 2664 : ncol;
2614 for (towrite = width; towrite; towrite -= wrote) 2665 for (towrite = width; towrite; towrite -= wrote)
2615 { 2666 {
2616 wrote = write (fd, & (screen.text[row][width - towrite]), 2667 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2617 towrite); 2668 towrite);
2618 if (wrote < 0) 2669 if (wrote < 0)
2619 return; /* XXX: death, no report */ 2670 return; /* XXX: death, no report */
2620 } 2671 }
2621 if (screen.tlen[row] >= 0) 2672 if (row_buf[row].l >= 0)
2622 if (write (fd, r1, 1) <= 0) 2673 if (write (fd, r1, 1) <= 0)
2623 return; /* XXX: death, no report */ 2674 return; /* XXX: death, no report */
2624 } 2675 }
2625} 2676}
2626#endif 2677#endif
2627 2678
2628/* ------------------------------------------------------------------------- * 2679/* ------------------------------------------------------------------------- *
2629 * CHARACTER SELECTION * 2680 * CHARACTER SELECTION *
2630 * ------------------------------------------------------------------------- */ 2681 * ------------------------------------------------------------------------- */
2631
2632/*
2633 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2634 */
2635void 2682void
2636rxvt_term::selection_check (int check_more) 2683rxvt_term::selection_check (int check_more) NOTHROW
2637{ 2684{
2638 row_col_t pos; 2685 row_col_t pos;
2639 2686
2640 if (!selection.op) 2687 if (!selection.op)
2641 return; 2688 return;
2642 2689
2643 pos.row = pos.col = 0; 2690 pos.row = pos.col = 0;
2644 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2645 || (selection.beg.row >= TermWin.nrow) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2646 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2647 || (selection.mark.row >= TermWin.nrow)
2648 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2649 || (selection.end.row >= TermWin.nrow)
2650 || (check_more == 1 2694 || (check_more == 1
2651 && current_screen == selection.screen 2695 && current_screen == selection.screen
2652 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2653 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2654 || (check_more == 2 2698 || (check_more == 2
… …
2656 && ROWCOL_IS_AFTER (selection.end, pos)) 2700 && ROWCOL_IS_AFTER (selection.end, pos))
2657 || (check_more == 3 2701 || (check_more == 3
2658 && ROWCOL_IS_AFTER (selection.end, pos)) 2702 && ROWCOL_IS_AFTER (selection.end, pos))
2659 || (check_more == 4 /* screen width change */ 2703 || (check_more == 4 /* screen width change */
2660 && (selection.beg.row != selection.end.row 2704 && (selection.beg.row != selection.end.row
2661 || selection.end.col > TermWin.ncol))) 2705 || selection.end.col > ncol)))
2662 CLEAR_SELECTION (); 2706 CLEAR_SELECTION ();
2663} 2707}
2664 2708
2665/* ------------------------------------------------------------------------- */ 2709/* ------------------------------------------------------------------------- */
2666/* 2710/*
2667 * Paste a selection direct to the command fd 2711 * Paste a selection direct to the command fd
2668 */ 2712 */
2669void 2713void
2670rxvt_term::paste (unsigned char *data, unsigned int len) 2714rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2671{ 2715{
2672 /* convert normal newline chars into common keyboard Return key sequence */ 2716 /* convert normal newline chars into common keyboard Return key sequence */
2673 for (unsigned int i = 0; i < len; i++) 2717 for (unsigned int i = 0; i < len; i++)
2674 if (data[i] == C0_LF) 2718 if (data[i] == C0_LF)
2675 data[i] = C0_CR; 2719 data[i] = C0_CR;
2676 2720
2721 if (priv_modes & PrivMode_BracketPaste)
2722 tt_printf ("\e[200~");
2723
2677 tt_write (data, len); 2724 tt_write (data, len);
2678}
2679 2725
2680/* ------------------------------------------------------------------------- */ 2726 if (priv_modes & PrivMode_BracketPaste)
2681/* 2727 tt_printf ("\e[201~");
2682 * Respond to a notification that a primary selection has been sent
2683 * EXT: SelectionNotify
2684 */
2685void
2686rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2687{
2688 if (prop == None) /* check for failed XConvertSelection */
2689 {
2690 if ((selection_type & Sel_CompoundText))
2691 {
2692 int selnum = selection_type & Sel_whereMask;
2693
2694 selection_type = 0;
2695 if (selnum != Sel_direct)
2696 selection_request_other (XA_STRING, selnum);
2697 }
2698
2699 if ((selection_type & Sel_UTF8String))
2700 {
2701 int selnum = selection_type & Sel_whereMask;
2702
2703 selection_type = Sel_CompoundText;
2704 if (selnum != Sel_direct)
2705 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2706 else
2707 selection_type = 0;
2708 }
2709
2710 return;
2711 }
2712
2713 unsigned long bytes_after;
2714 XTextProperty ct;
2715
2716 if (XGetWindowProperty (display->display, win, prop,
2717 0, PROP_SIZE / 4,
2718 delete_prop, AnyPropertyType,
2719 &ct.encoding, &ct.format,
2720 &ct.nitems, &bytes_after,
2721 &ct.value) != Success)
2722 {
2723 ct.value = 0;
2724 goto bailout;
2725 }
2726
2727 if (ct.encoding == None)
2728 goto bailout;
2729
2730 if (bytes_after)
2731 {
2732 // fetch and append remaining data
2733 XTextProperty ct2;
2734
2735 if (XGetWindowProperty (display->display, win, prop,
2736 ct.nitems / 4, (bytes_after + 3) / 4,
2737 delete_prop, AnyPropertyType,
2738 &ct2.encoding, &ct2.format,
2739 &ct2.nitems, &bytes_after,
2740 &ct2.value) != Success)
2741 goto bailout;
2742
2743 // realloc should be compatible to XFree, here, and elsewhere, too
2744 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2745 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2746 ct.nitems += ct2.nitems;
2747
2748 XFree (ct2.value);
2749 }
2750
2751 if (ct.value == 0)
2752 goto bailout;
2753
2754 if (ct.encoding == xa[XA_INCR])
2755 {
2756 // INCR selection, start handshake
2757 if (!delete_prop)
2758 XDeleteProperty (display->display, win, prop);
2759
2760 selection_wait = Sel_incr;
2761 incr_buf_fill = 0;
2762 incr_ev.start (NOW + 10);
2763
2764 goto bailout;
2765 }
2766
2767 if (ct.nitems == 0)
2768 {
2769 if (selection_wait == Sel_incr)
2770 {
2771 XFree (ct.value);
2772
2773 // finally complete, now paste the whole thing
2774 selection_wait = Sel_normal;
2775 ct.value = (unsigned char *)incr_buf;
2776 ct.nitems = incr_buf_fill;
2777 incr_buf = 0;
2778 incr_buf_size = 0;
2779 incr_ev.stop ();
2780 }
2781 else
2782 {
2783 if (selection_wait == Sel_normal
2784 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2785 {
2786 /*
2787 * pass through again trying CUT_BUFFER0 if we've come from
2788 * XConvertSelection () but nothing was presented
2789 */
2790 selection_paste (display->root, XA_CUT_BUFFER0, False);
2791 }
2792
2793 goto bailout;
2794 }
2795 }
2796 else if (selection_wait == Sel_incr)
2797 {
2798 incr_ev.start (NOW + 10);
2799
2800 while (incr_buf_fill + ct.nitems > incr_buf_size)
2801 {
2802 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2803 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2804 }
2805
2806 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2807 incr_buf_fill += ct.nitems;
2808
2809 goto bailout;
2810 }
2811
2812 char **cl;
2813 int cr;
2814
2815#if ENABLE_FRILLS
2816 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2817 // so recode it manually
2818 if (ct.encoding == xa[XA_UTF8_STRING])
2819 {
2820 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2821 char *s = rxvt_wcstombs (w);
2822 free (w);
2823 // TODO: strlen == only the first element will be converted. well...
2824 paste ((unsigned char *)s, strlen (s));
2825 free (s);
2826 }
2827 else
2828#endif
2829 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2830 && cl)
2831 {
2832 for (int i = 0; i < cr; i++)
2833 paste ((unsigned char *)cl[i], strlen (cl[i]));
2834
2835 XFreeStringList (cl);
2836 }
2837 else
2838 paste (ct.value, ct.nitems); // paste raw
2839
2840bailout:
2841 XFree (ct.value);
2842
2843 if (selection_wait == Sel_normal)
2844 selection_wait = Sel_none;
2845} 2728}
2846 2729
2847void 2730void
2848rxvt_term::incr_cb (time_watcher &w) 2731rxvt_term::paste (char *data, unsigned int len) NOTHROW
2849{ 2732{
2850 selection_wait = Sel_none; 2733 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2851
2852 incr_buf_size = 0;
2853 free (incr_buf);
2854
2855 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2856}
2857
2858void
2859rxvt_term::selection_property (Window win, Atom prop)
2860{
2861 if (prop == None || selection_wait != Sel_incr)
2862 return; 2734 return;
2863 2735
2864 selection_paste (win, prop, true); 2736 tt_paste (data, len);
2865} 2737}
2866 2738
2867/* ------------------------------------------------------------------------- */ 2739/* ------------------------------------------------------------------------- */
2868/* 2740/*
2869 * Request the current selection: 2741 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2870 * Order: > internal selection if available 2742 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2871 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2743 * as fallback
2872 * > CUT_BUFFER0
2873 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2874 * will auto fallback to CUT_BUFFER0
2875 * EXT: button 2 release 2744 * EXT: button 2 release
2876 */ 2745 */
2877void 2746void
2878rxvt_term::selection_request (Time tm, int x, int y) 2747rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2879{ 2748{
2880 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2881 return; /* outside window */
2882
2883 if (selection.text) 2749 if (!selection_req)
2884 { /* internal selection */
2885 char *str = rxvt_wcstombs (selection.text, selection.len);
2886 paste ((unsigned char *)str, strlen (str));
2887 free (str);
2888 return;
2889 } 2750 {
2890 else 2751 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2752 selection_req->run ();
2891 { 2753 }
2892 int i;
2893
2894 selection_request_time = tm;
2895 selection_wait = Sel_normal;
2896
2897 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2898 {
2899#if X_HAVE_UTF8_STRING
2900 selection_type = Sel_UTF8String;
2901 if (selection_request_other (xa[XA_UTF8_STRING], i))
2902 return;
2903#else
2904 selection_type = Sel_CompoundText;
2905 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2906 return;
2907#endif
2908 }
2909 }
2910
2911 selection_wait = Sel_none; /* don't loop in selection_paste () */
2912 selection_paste (display->root, XA_CUT_BUFFER0, false);
2913}
2914
2915int
2916rxvt_term::selection_request_other (Atom target, int selnum)
2917{
2918 Atom sel;
2919#ifdef DEBUG_SELECT
2920 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2921#endif
2922
2923 selection_type |= selnum;
2924
2925 if (selnum == Sel_Primary)
2926 sel = XA_PRIMARY;
2927 else if (selnum == Sel_Secondary)
2928 sel = XA_SECONDARY;
2929 else
2930 sel = xa[XA_CLIPBOARD];
2931
2932 if (XGetSelectionOwner (display->display, sel) != None)
2933 {
2934 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2935 TermWin.vt, selection_request_time);
2936 return 1;
2937 }
2938
2939 return 0;
2940} 2754}
2941 2755
2942/* ------------------------------------------------------------------------- */ 2756/* ------------------------------------------------------------------------- */
2943/* 2757/*
2944 * Clear all selected text 2758 * Clear all selected text
2945 * EXT: SelectionClear 2759 * EXT: SelectionClear
2946 */ 2760 */
2947void 2761void
2948rxvt_term::selection_clear () 2762rxvt_term::selection_clear (bool clipboard) NOTHROW
2949{ 2763{
2764 if (!clipboard)
2765 {
2950 want_refresh = 1; 2766 want_refresh = 1;
2951 free (selection.text); 2767 free (selection.text);
2952 selection.text = NULL; 2768 selection.text = NULL;
2953 selection.len = 0; 2769 selection.len = 0;
2954 CLEAR_SELECTION (); 2770 CLEAR_SELECTION ();
2955 2771
2956 if (display->selection_owner == this) 2772 if (display->selection_owner == this)
2957 display->selection_owner = 0; 2773 display->selection_owner = 0;
2774 }
2775 else
2776 {
2777 free (selection.clip_text);
2778 selection.clip_text = NULL;
2779 selection.clip_len = 0;
2780
2781 if (display->clipboard_owner == this)
2782 display->clipboard_owner = 0;
2783 }
2958} 2784}
2959 2785
2960/* ------------------------------------------------------------------------- */ 2786/* ------------------------------------------------------------------------- */
2961/* 2787/*
2962 * Copy a selection into the cut buffer 2788 * Copy a selection into the cut buffer
2963 * EXT: button 1 or 3 release 2789 * EXT: button 1 or 3 release
2964 */ 2790 */
2965void 2791void
2966rxvt_term::selection_make (Time tm) 2792rxvt_term::selection_make (Time tm)
2967{ 2793{
2968 int i, col, end_col, row, end_row; 2794 int size;
2969 wchar_t *new_selection_text; 2795 wchar_t *new_selection_text;
2970 text_t *t; 2796 text_t *t;
2971 2797
2972 switch (selection.op) 2798 switch (selection.op)
2973 { 2799 {
… …
2986 selection.op = SELECTION_DONE; 2812 selection.op = SELECTION_DONE;
2987 2813
2988 if (selection.clicks == 4) 2814 if (selection.clicks == 4)
2989 return; /* nothing selected, go away */ 2815 return; /* nothing selected, go away */
2990 2816
2817 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2818 return;
2819
2991 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2820 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2992 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2821 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2993 2822
2994 col = selection.beg.col;
2995 row = selection.beg.row + TermWin.saveLines;
2996 end_row = selection.end.row + TermWin.saveLines;
2997 int ofs = 0; 2823 int ofs = 0;
2998 int extra = 0; 2824 int extra = 0;
2999 2825
2826 int col = selection.beg.col;
2827 int row = selection.beg.row;
2828
2829 int end_col;
2830
3000 for (; row <= end_row; row++, col = 0) 2831 for (; row <= selection.end.row; row++, col = 0)
3001 { 2832 {
3002 end_col = screen.tlen[row]; 2833#if !ENABLE_MINIMAL
3003
3004#if ENABLE_FRILLS
3005 if (selection.rect) 2834 if (selection.rect)
3006 { 2835 {
3007 col = selection.beg.col; 2836 col = selection.beg.col;
3008 end_col = TermWin.ncol + 1;
3009 }
3010#endif
3011
3012 MAX_IT (col, 0);
3013
3014 if (end_col == -1)
3015 end_col = TermWin.ncol; 2837 end_col = selection.end.col;
2838 }
2839 else
2840#endif
2841 end_col = ROW(row).l;
3016 2842
3017 if (row == end_row || selection.rect) 2843 col = max (col, 0);
2844
2845 if (row == selection.end.row)
3018 MIN_IT (end_col, selection.end.col); 2846 min_it (end_col, selection.end.col);
3019 2847
3020 t = &screen.text[row][col]; 2848 t = ROW(row).t + col;
2849
3021 for (; col < end_col; col++) 2850 for (; col < end_col; col++)
3022 { 2851 {
3023 if (*t == NOCHAR) 2852 if (*t == NOCHAR)
3024 t++; 2853 t++;
3025#if ENABLE_COMBINING 2854#if ENABLE_COMBINING
… …
3029 2858
3030 extra -= (len - 1); 2859 extra -= (len - 1);
3031 2860
3032 if (extra < 0) 2861 if (extra < 0)
3033 { 2862 {
3034 extra += i; 2863 extra += size;
3035 i += i; 2864 size += size;
3036 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2865 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3037 } 2866 }
3038 2867
3039 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2868 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3040 } 2869 }
3041#endif 2870#endif
3042 else 2871 else
3043 new_selection_text[ofs++] = *t++; 2872 new_selection_text[ofs++] = *t++;
3044 } 2873 }
3045 2874
3046 if (screen.tlen[row] != -1 && row != end_row) 2875#if !ENABLE_MINIMAL
2876 if (selection.rect)
2877 {
2878 while (ofs
2879 && new_selection_text[ofs - 1] != C0_LF
2880 && unicode::is_space (new_selection_text[ofs - 1]))
2881 --ofs;
2882
3047 new_selection_text[ofs++] = C0_LF; 2883 new_selection_text[ofs++] = C0_LF;
3048 } 2884 }
3049 2885 else
3050 if (end_col != selection.end.col) 2886#endif
2887 if (!ROW(row).is_longer ()
2888 && (row != selection.end.row || end_col != selection.end.col)
2889 && (row != selection.beg.row || selection.beg.col < ncol))
3051 new_selection_text[ofs++] = C0_LF; 2890 new_selection_text[ofs++] = C0_LF;
2891 }
3052 2892
3053 new_selection_text[ofs] = 0; 2893 new_selection_text[ofs] = 0;
3054 2894
3055 if (ofs == 0) 2895 if (ofs == 0)
3056 { 2896 {
… …
3062 2902
3063 // we usually allocate much more than necessary, so realloc it smaller again 2903 // we usually allocate much more than necessary, so realloc it smaller again
3064 selection.len = ofs; 2904 selection.len = ofs;
3065 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2905 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3066 2906
3067 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2907 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3068 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2908 return;
3069 display->set_selection_owner (this); 2909
2910 selection_grab (tm);
2911}
2912
2913bool
2914rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2915{
2916 Atom sel;
2917
2918 if (!clipboard)
2919 {
2920 selection_time = tm;
2921 sel = XA_PRIMARY;
2922 }
3070 else 2923 else
3071 rxvt_warn ("can't get primary selection, ignoring.\n"); 2924 {
2925 clipboard_time = tm;
2926 sel = xa[XA_CLIPBOARD];
2927 }
2928
2929 XSetSelectionOwner (dpy, sel, vt, tm);
2930 if (XGetSelectionOwner (dpy, sel) == vt)
2931 {
2932 display->set_selection_owner (this, clipboard);
2933 return true;
2934 }
2935 else
2936 {
2937 selection_clear (clipboard);
2938 return false;
2939 }
3072 2940
3073#if 0 2941#if 0
3074 XTextProperty ct; 2942 XTextProperty ct;
3075 2943
3076 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2944 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3077 { 2945 {
3078 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2946 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3079 XFree (ct.value); 2947 XFree (ct.value);
3080 } 2948 }
3081#endif 2949#endif
3082
3083 selection_time = tm;
3084} 2950}
3085 2951
3086/* ------------------------------------------------------------------------- */ 2952/* ------------------------------------------------------------------------- */
3087/* 2953/*
3088 * Mark or select text based upon number of clicks: 1, 2, or 3 2954 * Mark or select text based upon number of clicks: 1, 2, or 3
3089 * EXT: button 1 press 2955 * EXT: button 1 press
3090 */ 2956 */
3091void 2957void
3092rxvt_term::selection_click (int clicks, int x, int y) 2958rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3093{ 2959{
3094 clicks = ((clicks - 1) % 3) + 1; 2960 clicks = ((clicks - 1) % 3) + 1;
3095 selection.clicks = clicks; /* save clicks so extend will work */ 2961 selection.clicks = clicks; /* save clicks so extend will work */
3096 2962
2963 if (clicks == 2 && !selection.rect
2964 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2965 {
2966 MEvent.clicks = 1; // what a mess
2967 selection.screen = current_screen;
2968 selection.op = SELECTION_CONT;
2969 return;
2970 }
2971
3097 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2972 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3098 2973
3099 if (clicks == 2 || clicks == 3) 2974 if (clicks == 2 || clicks == 3)
3100 selection_extend_colrow (selection.mark.col, 2975 selection_extend_colrow (selection.mark.col,
3101 selection.mark.row + TermWin.view_start, 2976 selection.mark.row - view_start,
3102 0, /* button 3 */ 2977 0, /* button 3 */
3103 1, /* button press */ 2978 1, /* button press */
3104 0); /* click change */ 2979 0); /* click change */
3105} 2980}
3106 2981
3107/* ------------------------------------------------------------------------- */ 2982/* ------------------------------------------------------------------------- */
3108/* 2983/*
3109 * Mark a selection at the specified col/row 2984 * Mark a selection at the specified col/row
3110 */ 2985 */
3111void 2986void
3112rxvt_term::selection_start_colrow (int col, int row) 2987rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3113{ 2988{
3114 want_refresh = 1; 2989 want_refresh = 1;
2990
2991 selection.mark.row = row + view_start;
3115 selection.mark.col = col; 2992 selection.mark.col = col;
3116 selection.mark.row = row - TermWin.view_start;
3117 2993
3118 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2994 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3119 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2995 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3120 MAX_IT (selection.mark.col, 0);
3121 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3122 2996
3123 while (selection.mark.col > 0 2997 while (selection.mark.col > 0
3124 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 2998 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3125 --selection.mark.col; 2999 --selection.mark.col;
3126 3000
3127 if (selection.op) 3001 if (selection.op)
3002 {
3128 { /* clear the old selection */ 3003 /* clear the old selection */
3129 selection.beg.row = selection.end.row = selection.mark.row; 3004 selection.beg.row = selection.end.row = selection.mark.row;
3130 selection.beg.col = selection.end.col = selection.mark.col; 3005 selection.beg.col = selection.end.col = selection.mark.col;
3131 } 3006 }
3132 3007
3133 selection.op = SELECTION_INIT; 3008 selection.op = SELECTION_INIT;
… …
3144#define DELIMIT_TEXT(x) \ 3019#define DELIMIT_TEXT(x) \
3145 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3020 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3146#define DELIMIT_REND(x) 1 3021#define DELIMIT_REND(x) 1
3147 3022
3148void 3023void
3149rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3024rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3150{ 3025{
3151 int col, row, dirnadd, tcol, trow, w1, w2; 3026 int col, row, dirnadd, tcol, trow, w1, w2;
3152 row_col_t bound; 3027 row_col_t bound;
3153 text_t *stp; 3028 text_t *stp;
3154 rend_t *srp; 3029 rend_t *srp;
3155 3030
3156 if (dirn == UP) 3031 if (dirn == UP)
3157 { 3032 {
3158 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3033 bound.row = top_row - 1;
3159 bound.col = 0; 3034 bound.col = 0;
3160 dirnadd = -1; 3035 dirnadd = -1;
3161 } 3036 }
3162 else 3037 else
3163 { 3038 {
3164 bound.row = TermWin.saveLines + TermWin.nrow; 3039 bound.row = nrow;
3165 bound.col = TermWin.ncol - 1; 3040 bound.col = ncol - 1;
3166 dirnadd = 1; 3041 dirnadd = 1;
3167 } 3042 }
3168 3043
3169 row = mark->row + TermWin.saveLines; 3044 row = mark->row;
3170 col = mark->col; 3045 col = max (mark->col, 0);
3171 MAX_IT (col, 0); 3046
3172 /* find the edge of a word */ 3047 /* find the edge of a word */
3173 stp = &screen.text[row][col]; 3048 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3174 w1 = DELIMIT_TEXT (*stp); 3049 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3175
3176 srp = &screen.rend[row][col];
3177 w2 = DELIMIT_REND (*srp);
3178 3050
3179 for (;;) 3051 for (;;)
3180 { 3052 {
3181 for (; col != bound.col; col += dirnadd) 3053 for (; col != bound.col; col += dirnadd)
3182 { 3054 {
… …
3192 break; 3064 break;
3193 } 3065 }
3194 3066
3195 if ((col == bound.col) && (row != bound.row)) 3067 if ((col == bound.col) && (row != bound.row))
3196 { 3068 {
3197 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3069 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3198 { 3070 {
3199 trow = row + dirnadd; 3071 trow = row + dirnadd;
3200 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3072 tcol = dirn == UP ? ncol - 1 : 0;
3201 3073
3202 if (screen.text[trow] == NULL) 3074 if (!ROW(trow).t)
3203 break; 3075 break;
3204 3076
3205 stp = & (screen.text[trow][tcol]); 3077 stp = ROW(trow).t + tcol;
3206 srp = & (screen.rend[trow][tcol]); 3078 srp = ROW(trow).r + tcol;
3207 3079
3208 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3080 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3209 break; 3081 break;
3210 3082
3211 row = trow; 3083 row = trow;
… …
3214 } 3086 }
3215 } 3087 }
3216 break; 3088 break;
3217 } 3089 }
3218 3090
3219Old_Word_Selection_You_Die:
3220 if (dirn == DN) 3091 if (dirn == DN)
3221 col++; /* put us on one past the end */ 3092 col++; /* put us on one past the end */
3222 3093
3223 /* Poke the values back in */ 3094 /* Poke the values back in */
3224 ret->row = row - TermWin.saveLines; 3095 ret->row = row;
3225 ret->col = col; 3096 ret->col = col;
3226} 3097}
3227 3098
3228/* ------------------------------------------------------------------------- */ 3099/* ------------------------------------------------------------------------- */
3229/* 3100/*
… …
3232 * flag == 0 ==> button 1 3103 * flag == 0 ==> button 1
3233 * flag == 1 ==> button 3 press 3104 * flag == 1 ==> button 3 press
3234 * flag == 2 ==> button 3 motion 3105 * flag == 2 ==> button 3 motion
3235 */ 3106 */
3236void 3107void
3237rxvt_term::selection_extend (int x, int y, int flag) 3108rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3238{ 3109{
3239 int col, row; 3110 int col = clamp (Pixel2Col (x), 0, ncol);
3240 3111 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3241 col = Pixel2Col (x);
3242 row = Pixel2Row (y);
3243 MAX_IT (row, 0);
3244 MIN_IT (row, (int)TermWin.nrow - 1);
3245 MAX_IT (col, 0);
3246 MIN_IT (col, (int)TermWin.ncol);
3247 3112
3248 /* 3113 /*
3249 * If we're selecting characters (single click) then we must check first 3114 * If we're selecting characters (single click) then we must check first
3250 * if we are at the same place as the original mark. If we are then 3115 * if we are at the same place as the original mark. If we are then
3251 * select nothing. Otherwise, if we're to the right of the mark, you have to 3116 * select nothing. Otherwise, if we're to the right of the mark, you have to
3252 * be _past_ a character for it to be selected. 3117 * be _past_ a character for it to be selected.
3253 */ 3118 */
3254 if (((selection.clicks % 3) == 1) && !flag 3119 if (((selection.clicks % 3) == 1) && !flag
3255 && (col == selection.mark.col 3120 && (col == selection.mark.col
3256 && (row == selection.mark.row + TermWin.view_start))) 3121 && (row == selection.mark.row - view_start)))
3257 { 3122 {
3258 /* select nothing */ 3123 /* select nothing */
3259 selection.beg.row = selection.end.row = 0; 3124 selection.beg.row = selection.end.row = 0;
3260 selection.beg.col = selection.end.col = 0; 3125 selection.beg.col = selection.end.col = 0;
3261 selection.clicks = 4; 3126 selection.clicks = 4;
… …
3274/* ------------------------------------------------------------------------- */ 3139/* ------------------------------------------------------------------------- */
3275/* 3140/*
3276 * Extend the selection to the specified col/row 3141 * Extend the selection to the specified col/row
3277 */ 3142 */
3278void 3143void
3279rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3144rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3280{ 3145{
3281 int16_t ncol = TermWin.ncol;
3282 int end_col;
3283 row_col_t pos; 3146 row_col_t pos;
3284 enum { 3147 enum {
3285 LEFT, RIGHT 3148 LEFT, RIGHT
3286 } closeto = RIGHT; 3149 } closeto = RIGHT;
3287 3150
… …
3318 selection.beg.col = selection.end.col = selection.mark.col; 3181 selection.beg.col = selection.end.col = selection.mark.col;
3319 selection.beg.row = selection.end.row = selection.mark.row; 3182 selection.beg.row = selection.end.row = selection.mark.row;
3320 } 3183 }
3321 3184
3322 pos.col = col; 3185 pos.col = col;
3323 pos.row = row; 3186 pos.row = view_start + row;
3324
3325 pos.row -= TermWin.view_start; /* adjust for scroll */
3326 3187
3327 /* 3188 /*
3328 * This is mainly xterm style selection with a couple of differences, mainly 3189 * This is mainly xterm style selection with a couple of differences, mainly
3329 * in the way button3 drag extension works. 3190 * in the way button3 drag extension works.
3330 * We're either doing: button1 drag; button3 press; or button3 drag 3191 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3336 * a point/word/line which is either the start or end of the selection 3197 * a point/word/line which is either the start or end of the selection
3337 * and it was decided by whichever point/word/line was `fixed' at the 3198 * and it was decided by whichever point/word/line was `fixed' at the
3338 * time of the most recent button3 press 3199 * time of the most recent button3 press
3339 */ 3200 */
3340 if (button3 && buttonpress) 3201 if (button3 && buttonpress)
3202 {
3341 { /* button3 press */ 3203 /* button3 press */
3342 /* 3204 /*
3343 * first determine which edge of the selection we are closest to 3205 * first determine which edge of the selection we are closest to
3344 */ 3206 */
3345 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3207 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3346 || (!ROWCOL_IS_AFTER (pos, selection.end) 3208 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3364 selection.mark.row = selection.beg.row; 3226 selection.mark.row = selection.beg.row;
3365 selection.mark.col = selection.beg.col; 3227 selection.mark.col = selection.beg.col;
3366 } 3228 }
3367 } 3229 }
3368 else 3230 else
3231 {
3369 { /* button1 drag or button3 drag */ 3232 /* button1 drag or button3 drag */
3370 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3233 if (ROWCOL_IS_AFTER (selection.mark, pos))
3371 { 3234 {
3372 if (selection.mark.row == selection.end.row 3235 if (selection.mark.row == selection.end.row
3373 && selection.mark.col == selection.end.col 3236 && selection.mark.col == selection.end.col
3374 && clickchange 3237 && clickchange
… …
3389 } 3252 }
3390 } 3253 }
3391 3254
3392 if (selection.clicks == 1) 3255 if (selection.clicks == 1)
3393 { 3256 {
3394 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3257 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3395 3258 && !ROW(selection.beg.row).is_longer ()
3396 if (selection.beg.col > end_col 3259#if !ENABLE_MINIMAL
3397 && end_col != -1
3398#if ENABLE_FRILLS
3399 && !selection.rect 3260 && !selection.rect
3400#endif 3261#endif
3401 ) 3262 )
3402 selection.beg.col = ncol; 3263 selection.beg.col = ncol;
3403 3264
3404 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3405
3406 if ( 3265 if (
3407 selection.end.col > end_col 3266 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3408 && end_col != -1 3267 && !ROW(selection.end.row).is_longer ()
3409#if ENABLE_FRILLS 3268#if !ENABLE_MINIMAL
3410 && !selection.rect 3269 && !selection.rect
3411#endif 3270#endif
3412 ) 3271 )
3413 selection.end.col = ncol; 3272 selection.end.col = ncol;
3414 } 3273 }
… …
3421 selection_delimit_word (DN, &selection.end, &selection.end); 3280 selection_delimit_word (DN, &selection.end, &selection.end);
3422 } 3281 }
3423 else if (selection.clicks == 3) 3282 else if (selection.clicks == 3)
3424 { 3283 {
3425#if ENABLE_FRILLS 3284#if ENABLE_FRILLS
3426 if (options & Opt_tripleclickwords) 3285 if (option (Opt_tripleclickwords))
3427 { 3286 {
3428 int end_row;
3429
3430 selection_delimit_word (UP, &selection.beg, &selection.beg); 3287 selection_delimit_word (UP, &selection.beg, &selection.beg);
3431 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3432 3288
3433 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3289 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3434 { 3290 {
3435 end_col = screen.tlen[end_row + TermWin.saveLines]; 3291 if (!ROW(end_row).is_longer ())
3436
3437 if (end_col != -1)
3438 { 3292 {
3439 selection.end.row = end_row; 3293 selection.end.row = end_row;
3440 selection.end.col = end_col; 3294 selection.end.col = ROW(end_row).l;
3295# if !ENABLE_MINIMAL
3441 selection_remove_trailing_spaces (); 3296 selection_remove_trailing_spaces ();
3297# endif
3442 break; 3298 break;
3443 } 3299 }
3444 } 3300 }
3445 } 3301 }
3446 else 3302 else
… …
3451 3307
3452 selection.beg.col = 0; 3308 selection.beg.col = 0;
3453 selection.end.col = ncol; 3309 selection.end.col = ncol;
3454 3310
3455 // select a complete logical line 3311 // select a complete logical line
3456 while (selection.beg.row > -TermWin.saveLines 3312 while (selection.beg.row > -saveLines
3457 && screen.tlen[selection.beg.row - 1 + TermWin.saveLines] == -1) 3313 && ROW(selection.beg.row - 1).is_longer ())
3458 selection.beg.row--; 3314 selection.beg.row--;
3459 3315
3460 while (selection.end.row < TermWin.nrow 3316 while (selection.end.row < nrow
3461 && screen.tlen[selection.end.row + TermWin.saveLines] == -1) 3317 && ROW(selection.end.row).is_longer ())
3462 selection.end.row++; 3318 selection.end.row++;
3463 } 3319 }
3464 } 3320 }
3465 3321
3466 if (button3 && buttonpress) 3322 if (button3 && buttonpress)
3323 {
3467 { /* mark may need to be changed */ 3324 /* mark may need to be changed */
3468 if (closeto == LEFT) 3325 if (closeto == LEFT)
3469 { 3326 {
3470 selection.mark.row = selection.end.row; 3327 selection.mark.row = selection.end.row;
3471 selection.mark.col = selection.end.col - (selection.clicks == 2); 3328 selection.mark.col = selection.end.col - (selection.clicks == 2);
3472 } 3329 }
… …
3475 selection.mark.row = selection.beg.row; 3332 selection.mark.row = selection.beg.row;
3476 selection.mark.col = selection.beg.col; 3333 selection.mark.col = selection.beg.col;
3477 } 3334 }
3478 } 3335 }
3479 3336
3480#if ENABLE_FRILLS 3337#if !ENABLE_MINIMAL
3481 if (selection.rect && selection.beg.col > selection.end.col) 3338 if (selection.rect && selection.beg.col > selection.end.col)
3482 SWAP_IT (selection.beg.col, selection.end.col, int); 3339 ::swap (selection.beg.col, selection.end.col);
3483#endif 3340#endif
3484} 3341}
3485 3342
3486#if ENABLE_FRILLS 3343#if !ENABLE_MINIMAL
3487void 3344void
3488rxvt_term::selection_remove_trailing_spaces () 3345rxvt_term::selection_remove_trailing_spaces () NOTHROW
3489{ 3346{
3490 int32_t end_col, end_row; 3347 int32_t end_col, end_row;
3491 text_t *stp; 3348 text_t *stp;
3492 3349
3493 end_col = selection.end.col; 3350 end_col = selection.end.col;
3494 end_row = selection.end.row; 3351 end_row = selection.end.row;
3495 3352
3496 for ( ; end_row >= selection.beg.row; ) 3353 for (; end_row >= selection.beg.row; )
3497 { 3354 {
3498 stp = screen.text[end_row + TermWin.saveLines]; 3355 stp = ROW(end_row).t;
3499 3356
3500 while (--end_col >= 0) 3357 while (--end_col >= 0)
3501 { 3358 {
3502 if (stp[end_col] != ' ' 3359 if (stp[end_col] != NOCHAR
3503 && stp[end_col] != '\t' 3360 && !unicode::is_space (stp[end_col]))
3504 && stp[end_col] != NOCHAR)
3505 break; 3361 break;
3506 } 3362 }
3507 3363
3508 if (end_col >= 0 3364 if (end_col >= 0
3509 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3365 || !ROW(end_row - 1).is_longer ())
3510 { 3366 {
3511 selection.end.col = end_col + 1; 3367 selection.end.col = end_col + 1;
3512 selection.end.row = end_row; 3368 selection.end.row = end_row;
3513 break; 3369 break;
3514 } 3370 }
3515 3371
3516 end_row--; 3372 end_row--;
3517 end_col = TermWin.ncol; 3373 end_col = ncol;
3518 } 3374 }
3519 3375
3520 if (selection.mark.row > selection.end.row) 3376 if (selection.mark.row > selection.end.row)
3521 { 3377 {
3522 selection.mark.row = selection.end.row; 3378 selection.mark.row = selection.end.row;
… …
3532/* 3388/*
3533 * Double click on button 3 when already selected 3389 * Double click on button 3 when already selected
3534 * EXT: button 3 double click 3390 * EXT: button 3 double click
3535 */ 3391 */
3536void 3392void
3537rxvt_term::selection_rotate (int x, int y) 3393rxvt_term::selection_rotate (int x, int y) NOTHROW
3538{ 3394{
3539 selection.clicks = selection.clicks % 3 + 1; 3395 selection.clicks = selection.clicks % 3 + 1;
3540 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3396 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3541} 3397}
3542 3398
… …
3544/* 3400/*
3545 * Respond to a request for our current selection 3401 * Respond to a request for our current selection
3546 * EXT: SelectionRequest 3402 * EXT: SelectionRequest
3547 */ 3403 */
3548void 3404void
3549rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3405rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3550{ 3406{
3407 Atom property = rq.property == None ? rq.target : rq.property;
3551 XSelectionEvent ev; 3408 XSelectionEvent ev;
3552 dDisp;
3553 3409
3554 ev.type = SelectionNotify; 3410 ev.type = SelectionNotify;
3555 ev.property = None; 3411 ev.property = None;
3556 ev.display = rq.display; 3412 ev.display = rq.display;
3557 ev.requestor = rq.requestor; 3413 ev.requestor = rq.requestor;
… …
3571 *target++ = xa[XA_COMPOUND_TEXT]; 3427 *target++ = xa[XA_COMPOUND_TEXT];
3572#if X_HAVE_UTF8_STRING 3428#if X_HAVE_UTF8_STRING
3573 *target++ = xa[XA_UTF8_STRING]; 3429 *target++ = xa[XA_UTF8_STRING];
3574#endif 3430#endif
3575 3431
3576 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3432 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3577 32, PropModeReplace, 3433 32, PropModeReplace,
3578 (unsigned char *)target_list, target - target_list); 3434 (unsigned char *)target_list, target - target_list);
3579 ev.property = rq.property; 3435 ev.property = property;
3580 } 3436 }
3581#if TODO // TODO 3437#if TODO // TODO
3582 else if (rq.target == xa[XA_MULTIPLE]) 3438 else if (rq.target == xa[XA_MULTIPLE])
3583 { 3439 {
3584 /* TODO: Handle MULTIPLE */ 3440 /* TODO: Handle MULTIPLE */
3585 } 3441 }
3586#endif 3442#endif
3587 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3443 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3588 { 3444 {
3589 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3445 XChangeProperty (dpy, rq.requestor, property, rq.target,
3590 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3446 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3591 ev.property = rq.property; 3447 ev.property = property;
3448 }
3449 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3450 {
3451 XChangeProperty (dpy, rq.requestor, property, rq.target,
3452 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3453 ev.property = property;
3592 } 3454 }
3593 else if (rq.target == XA_STRING 3455 else if (rq.target == XA_STRING
3594 || rq.target == xa[XA_TEXT] 3456 || rq.target == xa[XA_TEXT]
3595 || rq.target == xa[XA_COMPOUND_TEXT] 3457 || rq.target == xa[XA_COMPOUND_TEXT]
3596 || rq.target == xa[XA_UTF8_STRING] 3458 || rq.target == xa[XA_UTF8_STRING]
… …
3618 style = enc_string; 3480 style = enc_string;
3619 else if (target == xa[XA_TEXT]) 3481 else if (target == xa[XA_TEXT])
3620 style = enc_text; 3482 style = enc_text;
3621 else if (target == xa[XA_COMPOUND_TEXT]) 3483 else if (target == xa[XA_COMPOUND_TEXT])
3622 style = enc_compound_text; 3484 style = enc_compound_text;
3623#if ENABLE_FRILLS 3485#if !ENABLE_MINIMAL
3624 else if (target == xa[XA_UTF8_STRING]) 3486 else if (target == xa[XA_UTF8_STRING])
3625 style = enc_utf8; 3487 style = enc_utf8;
3626#endif 3488#endif
3627 else 3489 else
3628 { 3490 {
3629 target = xa[XA_COMPOUND_TEXT]; 3491 target = xa[XA_COMPOUND_TEXT];
3630 style = enc_compound_text; 3492 style = enc_compound_text;
3631 } 3493 }
3632 3494
3633 if (selection.text) 3495 if (rq.selection == XA_PRIMARY && selection.text)
3634 { 3496 {
3635 cl = selection.text; 3497 cl = selection.text;
3636 selectlen = selection.len; 3498 selectlen = selection.len;
3637 } 3499 }
3500 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3501 {
3502 cl = selection.clip_text;
3503 selectlen = selection.clip_len;
3504 }
3638 else 3505 else
3639 { 3506 {
3640 cl = L""; 3507 cl = L"";
3641 selectlen = 0; 3508 selectlen = 0;
3642 } 3509 }
3643 3510
3644#if ENABLE_FRILLS 3511#if !ENABLE_MINIMAL
3645 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3512 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3646 // so recode it manually 3513 // so recode it manually
3647 if (style == enc_utf8) 3514 if (style == enc_utf8)
3648 { 3515 {
3649 freect = 1; 3516 freect = 1;
… …
3652 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3519 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3653 ct.nitems = strlen ((char *)ct.value); 3520 ct.nitems = strlen ((char *)ct.value);
3654 } 3521 }
3655 else 3522 else
3656#endif 3523#endif
3657 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3524 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3658 freect = 1; 3525 freect = 1;
3659 else 3526 else
3660 { 3527 {
3661 /* if we failed to convert then send it raw */ 3528 /* if we failed to convert then send it raw */
3662 ct.value = (unsigned char *)cl; 3529 ct.value = (unsigned char *)cl;
3663 ct.nitems = selectlen; 3530 ct.nitems = selectlen;
3664 ct.encoding = target; 3531 ct.encoding = target;
3665 } 3532 }
3666 3533
3667 XChangeProperty (disp, rq.requestor, rq.property, 3534 XChangeProperty (dpy, rq.requestor, property,
3668 ct.encoding, 8, PropModeReplace, 3535 ct.encoding, 8, PropModeReplace,
3669 ct.value, (int)ct.nitems); 3536 ct.value, (int)ct.nitems);
3670 ev.property = rq.property; 3537 ev.property = property;
3671 3538
3672 if (freect) 3539 if (freect)
3673 XFree (ct.value); 3540 XFree (ct.value);
3674 } 3541 }
3675 3542
3676 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3543 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3677}
3678
3679/* ------------------------------------------------------------------------- *
3680 * MOUSE ROUTINES *
3681 * ------------------------------------------------------------------------- */
3682
3683/*
3684 * return col/row values corresponding to x/y pixel values
3685 */
3686void
3687rxvt_term::pixel_position (int *x, int *y)
3688{
3689 *x = Pixel2Col (*x);
3690 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3691 *y = Pixel2Row (*y);
3692 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3693} 3544}
3694 3545
3695/* ------------------------------------------------------------------------- */ 3546/* ------------------------------------------------------------------------- */
3696#ifdef USE_XIM 3547#ifdef USE_XIM
3697void 3548void
3698rxvt_term::im_set_position (XPoint &pos) 3549rxvt_term::im_set_position (XPoint &pos) NOTHROW
3699{ 3550{
3700 XWindowAttributes xwa; 3551 XWindowAttributes xwa;
3701 3552
3702 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3553 XGetWindowAttributes (dpy, vt, &xwa);
3703 3554
3704 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3555 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3705 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3556 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3706} 3557}
3707#endif 3558#endif
3708 3559
3709#if ENABLE_OVERLAY 3560#if ENABLE_OVERLAY
3710void 3561void
3711rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3562rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3712{ 3563{
3713 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3564 if (nrow < 1 || ncol < 1)
3714 return; 3565 return;
3715 3566
3716 want_refresh = 1; 3567 want_refresh = 1;
3717 3568
3718 scr_overlay_off (); 3569 scr_overlay_off ();
3719 3570
3720 if (x < 0) x = TermWin.ncol - w; 3571 if (x < 0) x = ncol - w;
3721 if (y < 0) y = TermWin.nrow - h; 3572 if (y < 0) y = nrow - h;
3722 3573
3723 // make space for border 3574 // make space for border
3724 w += 2; MIN_IT (w, TermWin.ncol); 3575 w += 2; min_it (w, ncol);
3725 h += 2; MIN_IT (h, TermWin.nrow); 3576 h += 2; min_it (h, nrow);
3726 3577
3727 x -= 1; MAX_IT (x, 0); 3578 x -= 1; clamp_it (x, 0, ncol - w);
3728 y -= 1; MAX_IT (y, 0); 3579 y -= 1; clamp_it (y, 0, nrow - h);
3729 3580
3730 MIN_IT (x, TermWin.ncol - w);
3731 MIN_IT (y, TermWin.nrow - h);
3732
3733 ov_x = x; ov_y = y; 3581 ov.x = x; ov.y = y;
3734 ov_w = w; ov_h = h; 3582 ov.w = w; ov.h = h;
3735 3583
3736 ov_text = new text_t *[h]; 3584 ov.text = new text_t *[h];
3737 ov_rend = new rend_t *[h]; 3585 ov.rend = new rend_t *[h];
3738 3586
3739 for (y = 0; y < h; y++) 3587 for (y = 0; y < h; y++)
3740 { 3588 {
3741 text_t *tp = ov_text[y] = new text_t[w]; 3589 text_t *tp = ov.text[y] = new text_t[w];
3742 rend_t *rp = ov_rend[y] = new rend_t[w]; 3590 rend_t *rp = ov.rend[y] = new rend_t[w];
3743 3591
3744 text_t t0, t1, t2; 3592 text_t t0, t1, t2;
3745 rend_t r = OVERLAY_RSTYLE; 3593 rend_t r = OVERLAY_RSTYLE;
3746 3594
3747 if (y == 0) 3595 if (y == 0)
… …
3764 *rp = r; 3612 *rp = r;
3765 } 3613 }
3766} 3614}
3767 3615
3768void 3616void
3769rxvt_term::scr_overlay_off () 3617rxvt_term::scr_overlay_off () NOTHROW
3770{ 3618{
3771 if (!ov_text) 3619 if (!ov.text)
3772 return; 3620 return;
3773 3621
3774 want_refresh = 1; 3622 want_refresh = 1;
3775 3623
3776 for (int y = 0; y < ov_h; y++) 3624 for (int y = 0; y < ov.h; y++)
3777 { 3625 {
3778 delete [] ov_text[y]; 3626 delete [] ov.text[y];
3779 delete [] ov_rend[y]; 3627 delete [] ov.rend[y];
3780 } 3628 }
3781 3629
3782 delete [] ov_text; ov_text = 0; 3630 delete [] ov.text; ov.text = 0;
3783 delete [] ov_rend; ov_rend = 0; 3631 delete [] ov.rend; ov.rend = 0;
3784} 3632}
3785 3633
3786void 3634void
3787rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3635rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3788{ 3636{
3789 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3637 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3790 return; 3638 return;
3791 3639
3792 x++, y++; 3640 x++, y++;
3793 3641
3794 ov_text[y][x] = text; 3642 ov.text[y][x] = text;
3795 ov_rend[y][x] = rend; 3643 ov.rend[y][x] = rend;
3796} 3644}
3797 3645
3798void 3646void
3799rxvt_term::scr_overlay_set (int x, int y, const char *s) 3647rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3800{ 3648{
3801 while (*s) 3649 while (*s)
3802 scr_overlay_set (x++, y, *s++); 3650 scr_overlay_set (x++, y, *s++);
3803} 3651}
3804 3652
3805void 3653void
3654rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3655{
3656 while (*s)
3657 {
3658 text_t t = *s++;
3659 int width = WCWIDTH (t);
3660
3661 while (width--)
3662 {
3663 scr_overlay_set (x++, y, t);
3664 t = NOCHAR;
3665 }
3666 }
3667}
3668
3669void
3806rxvt_term::scr_swap_overlay () 3670rxvt_term::scr_swap_overlay () NOTHROW
3807{ 3671{
3808 if (!ov_text) 3672 if (!ov.text)
3809 return; 3673 return;
3810 3674
3811 int row_offset = ov_y + TermWin.saveLines - TermWin.view_start; 3675 // hide cursor if it is within the overlay area
3676 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3677 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3678 screen.flags &= ~Screen_VisibleCursor;
3812 3679
3813 // swap screen mem with overlay 3680 // swap screen mem with overlay
3814 for (int y = ov_h; y--; ) 3681 for (int y = ov.h; y--; )
3815 { 3682 {
3816 text_t *t1 = ov_text[y]; 3683 text_t *t1 = ov.text[y];
3817 rend_t *r1 = ov_rend[y]; 3684 rend_t *r1 = ov.rend[y];
3818 3685
3819 text_t *t2 = screen.text[y + row_offset] + ov_x; 3686 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3820 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3687 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3821 3688
3822 for (int x = ov_w; x--; ) 3689 for (int x = ov.w; x--; )
3823 { 3690 {
3824 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3691 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3825 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3692 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3826 } 3693 }
3827 } 3694 }
3828} 3695}
3829 3696
3830#endif 3697#endif
3831/* ------------------------------------------------------------------------- */ 3698/* ------------------------------------------------------------------------- */
3699

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