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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.156 by root, Fri Feb 4 11:41:23 2005 UTC vs.
Revision 1.372 by sf-exg, Fri Feb 11 01:24:46 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 <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
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#include <wchar.h>
34 32
35#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a separate compile!
36 34
35static inline void
37inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
38{ 37{
39 while (len--) 38 while (len--)
40 *start++ = value; 39 *start++ = value;
41} 40}
42 41
43/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
47 44
48/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK() \ 48#define ZERO_SCROLLBACK() \
52 if (options & Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
53 TermWin.view_start = 0 50 view_start = 0
54#define CLEAR_SELECTION() \ 51#define CLEAR_SELECTION() \
55 selection.beg.row = selection.beg.col \ 52 selection.beg.row = selection.beg.col \
56 = selection.end.row = selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION() \ 54#define CLEAR_ALL_SELECTION() \
58 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
… …
85 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)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 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)
88 85
89/* 86/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 88 */
94#define drawBuffer TermWin.vt
95
96#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \
98 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel (row), (unsigned int)TermWin.width, \
100 (unsigned int)Height2Pixel (num), False)
101
102#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 90 if (mapped) \
104 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
105 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
107
108#define ERASE_ROWS(row, num) \
109 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
110 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \
112 (unsigned int)Height2Pixel (num))
113 94
114/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
117 98
118/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
119void 100void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 102{
122 efs &= ~RS_baseattrMask; 103 if (!l.t)
104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
123 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;
124 117
125 while (width--) 118 while (width--)
126 { 119 {
127 *et++ = ' '; 120 *et++ = ' ';
128 *er++ = efs; 121 *er++ = efs;
… …
130} 123}
131 124
132/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
134void 127void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 129{
137#ifdef DEBUG_STRICT 130 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 131
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
147} 155}
148 156
149/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
152void 161void
153rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
154{ 163{
155 unsigned int ncol, nrow, total_rows, prev_total_rows;
156 unsigned int p, q;
157 int k;
158 rend_t setrstyle;
159
160#if ENABLE_OVERLAY
161 scr_overlay_off ();
162#endif
163
164 TermWin.view_start = 0; 164 view_start = 0;
165 num_scr = 0; 165 num_scr = 0;
166 166
167 if (TermWin.ncol == 0) 167 if (ncol == 0)
168 TermWin.ncol = 80; 168 ncol = 80;
169 169
170 if (TermWin.nrow == 0) 170 if (nrow == 0)
171 TermWin.nrow = 24; 171 nrow = 24;
172
173 ncol = TermWin.ncol;
174 nrow = TermWin.nrow;
175 172
176 if (ncol == prev_ncol && nrow == prev_nrow) 173 if (ncol == prev_ncol && nrow == prev_nrow)
177 return; 174 return;
178 175
179 // we need at least two lines for wrapping to work correctly 176 // we need at least two lines for wrapping to work correctly
180 if (nrow + TermWin.saveLines < 2) 177 while (nrow + saveLines < 2)
181 { 178 {
179 //TODO//FIXME
182 TermWin.saveLines++; 180 saveLines++;
183 prev_nrow--; 181 prev_nrow--;
184 TermWin.nscrolled++; 182 top_row--;
185 } 183 }
186 184
187 want_refresh = 1; 185 want_refresh = 1;
188 186
189 prev_total_rows = prev_nrow + TermWin.saveLines; 187 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + TermWin.saveLines; 188 total_rows = nrow + saveLines;
191 189
192 screen.tscroll = 0; 190 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 191 screen.bscroll = nrow - 1;
194 192
195 if (!talloc) 193 if (!row_buf)
196 { 194 {
195 /*
196 * first time called so just malloc everything: don't rely on realloc
197 */
198 top_row = 0;
199 term_start = 0;
200
197 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 201 talloc = new rxvt_salloc (ncol * sizeof (text_t));
198 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 202 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
199 }
200 203
201 if (!screen.text) 204 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 { 205 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 /* 206 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 * first time called so just malloc everything: don't rely on realloc 207
205 * Note: this is still needed so that all the scrollback lines are NULL 208 for (int row = nrow; row--; )
206 */ 209 {
207 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
208 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
209 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
210 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
211
212 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
213 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
214
215 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
216 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
217 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
218 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
219
220 for (p = 0; p < nrow; p++)
221 {
222 q = p + TermWin.saveLines;
223 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE); 210 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
224 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); 211 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
225 screen.tlen[q] = swap.tlen[p] = 0;
226 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE); 212 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
227 } 213 }
228 214
229 memset (charsets, 'B', sizeof (charsets)); 215 memset (charsets, 'B', sizeof (charsets));
230 TermWin.nscrolled = 0; /* no saved lines */
231 rstyle = DEFAULT_RSTYLE; 216 rstyle = DEFAULT_RSTYLE;
232 screen.flags = Screen_DefaultFlags; 217 screen.flags = Screen_DefaultFlags;
233 screen.cur.row = screen.cur.col = 0; 218 screen.cur.row = screen.cur.col = 0;
234 screen.charset = 0; 219 screen.charset = 0;
235 current_screen = PRIMARY; 220 current_screen = PRIMARY;
… …
247 selection.text = NULL; 232 selection.text = NULL;
248 selection.len = 0; 233 selection.len = 0;
249 selection.op = SELECTION_CLEAR; 234 selection.op = SELECTION_CLEAR;
250 selection.screen = PRIMARY; 235 selection.screen = PRIMARY;
251 selection.clicks = 0; 236 selection.clicks = 0;
252 CLEAR_ALL_SELECTION (); 237 selection.clip_text = NULL;
253 rvideo = 0; 238 selection.clip_len = 0;
254 } 239 }
255 else 240 else
256 { 241 {
257 /* 242 /*
258 * add or delete rows as appropriate 243 * add or delete rows as appropriate
259 */ 244 */
260 setrstyle = DEFAULT_RSTYLE;
261 245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
262 if (nrow < prev_nrow) 250 if (nrow < prev_nrow)
263 { 251 {
264 /* delete rows */
265 k = min (TermWin.nscrolled, prev_nrow - nrow);
266 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
267
268 for (p = nrow; p < prev_nrow; p++) 252 for (int row = nrow; row < prev_nrow; row++)
269 { 253 {
270 q = p + TermWin.saveLines; 254 lfree (swap_buf [row]);
255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
271 259
272 if (screen.text[q]) 260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286 // TODO: maybe optimise when width didn't change
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
294 assert (old_buf [MOD (p, prev_total_rows)].t);
295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
273 { 299 {
274#ifdef DEBUG_STRICT 300 p = MOD (p - 1, prev_total_rows);
275 assert (screen.rend[q]); 301
276#endif 302 plines++;
277 talloc->free (screen.text[q]); 303 llen += prev_ncol;
278 ralloc->free (screen.rend[q]);
279 } 304 }
280 305
281 if (swap.text[p]) 306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
282 { 319 {
283#ifdef DEBUG_STRICT 320 qline = row_buf + qrow;
284 assert (swap.rend[p]); 321 lalloc (*qline);
285#endif 322 qline->l = ncol;
286 talloc->free (swap.text[p]); 323 qline->is_longer (1);
287 ralloc->free (swap.rend[p]); 324
325 int qcol = 0;
326
327 // see below for cursor adjustment rationale
328 if (p == ocur.row)
329 screen.cur.row = q - (total_rows - nrow);
330
331 // fill a single destination line
332 while (lofs < llen && qcol < ncol)
333 {
334 int prow = lofs / prev_ncol;
335 int pcol = lofs % prev_ncol;
336
337 prow = MOD (p + prow, prev_total_rows);
338
339 // we only adjust the cursor _row_ and put it into
340 // the topmost line of "long line" it was in, as
341 // this seems to upset applications/shells/readline
342 // least.
343 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow);
345
346 line_t &pline = old_buf [prow];
347
348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
349
350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
352
353 lofs += len;
354 qcol += len;
355 }
288 } 356 }
289 357
290#ifdef DEBUG_STRICT 358 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
291 assert (drawn_text[p] && drawn_rend[p]); 359 qline->is_longer (0);
292#endif 360 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
293 talloc->free (drawn_text[p]);
294 ralloc->free (drawn_rend[p]);
295 } 361 }
362 while (p != pend && q > 0);
296 363
297 /* we have fewer rows so fix up cursor position */ 364 term_start = total_rows - nrow;
298 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 365 top_row = q - term_start;
299 366
300 scr_reset_realloc (); /* realloc _last_ */ 367 // make sure all terminal lines exist
301 } 368 while (top_row > 0)
302 else if (nrow > prev_nrow) 369 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
303 { 370 }
304 /* add rows */ 371 else
305 scr_reset_realloc (); /* realloc _first_ */ 372 {
373 // if no scrollback exists (yet), wing, instead of wrap
306 374
307 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 375 for (int row = min (nrow, prev_nrow); row--; )
308
309 k = min (TermWin.nscrolled, nrow - prev_nrow);
310
311 for (p = prev_total_rows; p < total_rows; p++)
312 { 376 {
313 screen.tlen[p] = 0; 377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
314 screen.text[p] = NULL; 378 line_t &qline = row_buf [row];
315 screen.rend[p] = NULL; 379
380 qline = pline;
381 lresize (qline);
316 } 382 }
317 383
318 for (p = prev_total_rows; p < total_rows - k; p++)
319 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
320
321 for (p = prev_nrow; p < nrow; p++) 384 for (int row = prev_nrow; row < nrow; row++)
322 { 385 {
323 swap.tlen[p] = 0; 386 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
324 swap.text[p] = NULL;
325 swap.rend[p] = NULL;
326 drawn_text[p] = NULL;
327 drawn_rend[p] = NULL;
328 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
329 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
330 } 387 }
331 388
332 if (k > 0) 389 term_start = 0;
333 {
334 scr_scroll_text (0, (int)nrow - 1, -k, 1);
335 screen.cur.row += k;
336 screen.s_cur.row += k;
337 TermWin.nscrolled -= k;
338 }
339
340#ifdef DEBUG_STRICT
341 assert (screen.cur.row < TermWin.nrow);
342#else /* drive with your eyes closed */
343 MIN_IT (screen.cur.row, nrow - 1);
344#endif
345 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
346 }
347
348 /* resize columns */
349 if (ncol != prev_ncol)
350 { 390 }
351 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
352 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
353 391
354 for (p = 0; p < total_rows; p++) 392 free (old_buf);
355 { 393 delete old_ta;
356 if (screen.text[p]) 394 delete old_ra;
357 {
358 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
359 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
360 395
361 MIN_IT (screen.tlen[p], (int16_t)ncol); 396 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1);
398 }
362 399
363 if (ncol > prev_ncol)
364 scr_blank_line (&screen.text[p][prev_ncol],
365 &screen.rend[p][prev_ncol],
366 ncol - prev_ncol, setrstyle);
367 }
368 }
369
370 for (p = 0; p < nrow; p++)
371 {
372 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
373 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
374
375 if (ncol > prev_ncol)
376 scr_blank_line (&drawn_text[p][prev_ncol],
377 &drawn_rend[p][prev_ncol],
378 ncol - prev_ncol, setrstyle);
379
380 if (swap.text[p])
381 {
382 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
383 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
384
385 MIN_IT (swap.tlen[p], (int16_t)ncol);
386
387 if (ncol > prev_ncol)
388 scr_blank_line (&swap.text[p][prev_ncol],
389 &swap.rend[p][prev_ncol],
390 ncol - prev_ncol, setrstyle);
391 }
392
393 }
394
395 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
396
397 delete talloc; talloc = ta;
398 delete ralloc; ralloc = ra;
399 }
400
401 if (tabs)
402 free (tabs); 400 free (tabs);
403 } 401 tabs = (char *)rxvt_malloc (ncol);
402
403 for (int col = ncol; col--; )
404 tabs [col] = col % TABSIZE == 0;
405
406 CLEAR_ALL_SELECTION ();
404 407
405 prev_nrow = nrow; 408 prev_nrow = nrow;
406 prev_ncol = ncol; 409 prev_ncol = ncol;
407 410
408 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
409
410 for (p = 0; p < ncol; p++)
411 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
412
413 tt_winch (); 411 tt_winch ();
414}
415 412
416void 413 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
417rxvt_term::scr_reset_realloc ()
418{
419 unsigned int total_rows, nrow;
420
421 nrow = TermWin.nrow;
422 total_rows = nrow + TermWin.saveLines;
423 /* *INDENT-OFF* */
424 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
425 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
426 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
427 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
428
429 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
430 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
431
432 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
433 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
434 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
435 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
436 /* *INDENT-ON* */
437} 414}
438 415
439/* ------------------------------------------------------------------------- */ 416/* ------------------------------------------------------------------------- */
440/* 417/*
441 * Free everything. That way malloc debugging can find leakage. 418 * Free everything. That way malloc debugging can find leakage.
442 */ 419 */
443void 420void
444rxvt_term::scr_release () 421rxvt_term::scr_release () NOTHROW
445{ 422{
446 unsigned int total_rows; 423 if (row_buf)
447 int i; 424 {
448
449 total_rows = TermWin.nrow + TermWin.saveLines;
450
451 delete talloc; talloc = 0; 425 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 426 delete ralloc; ralloc = 0;
453 427
454 free (screen.text); 428 free (row_buf);
455 free (screen.tlen); 429 free (swap_buf);
456 free (screen.rend); 430 free (drawn_buf);
457 free (drawn_text); 431 row_buf = 0; // signal that we freed all the arrays above
458 free (drawn_rend); 432
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 433 free (tabs);
465 434 tabs = 0;
466 /* NULL these so if anything tries to use them, we'll know about it */ 435 }
467 screen.text = drawn_text = swap.text = NULL;
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 436}
474 437
475/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
476/* 439/*
477 * Hard reset 440 * Hard/Soft reset
478 */ 441 */
479void 442void
480rxvt_term::scr_poweron () 443rxvt_term::scr_poweron ()
481{ 444{
482 scr_release (); 445 scr_release ();
483 prev_nrow = prev_ncol = 0; 446 prev_nrow = prev_ncol = 0;
447 rvideo_mode = false;
448 scr_soft_reset ();
484 scr_reset (); 449 scr_reset ();
485 450
486 scr_clear (true); 451 scr_clear (true);
487 scr_refresh (SLOW_REFRESH); 452 scr_refresh ();
453}
454
455void
456rxvt_term::scr_soft_reset ()
457{
458 /* only affects modes, nothing drastic such as clearing the screen */
459#if ENABLE_OVERLAY
460 scr_overlay_off ();
461#endif
462
463 if (current_screen != PRIMARY)
464 scr_swap_screen ();
465
466 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0);
488} 469}
489 470
490/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
491 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
492 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
… …
494 * Save and Restore cursor 475 * Save and Restore cursor
495 * XTERM_SEQ: Save cursor : ESC 7 476 * XTERM_SEQ: Save cursor : ESC 7
496 * XTERM_SEQ: Restore cursor: ESC 8 477 * XTERM_SEQ: Restore cursor: ESC 8
497 */ 478 */
498void 479void
499rxvt_term::scr_cursor (int mode) 480rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
500{ 481{
501 screen_t *s; 482 screen_t *s;
502 483
503#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 484#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
504 if (current_screen == SECONDARY) 485 if (current_screen == SECONDARY)
… …
528 set_font_style (); 509 set_font_style ();
529 break; 510 break;
530 } 511 }
531 512
532 /* boundary check in case screen size changed between SAVE and RESTORE */ 513 /* boundary check in case screen size changed between SAVE and RESTORE */
533 MIN_IT (s->cur.row, TermWin.nrow - 1); 514 min_it (s->cur.row, nrow - 1);
534 MIN_IT (s->cur.col, TermWin.ncol - 1); 515 min_it (s->cur.col, ncol - 1);
535#ifdef DEBUG_STRICT
536 assert (s->cur.row >= 0); 516 assert (s->cur.row >= 0);
537 assert (s->cur.col >= 0); 517 assert (s->cur.col >= 0);
538#else /* drive with your eyes closed */ 518}
539 MAX_IT (s->cur.row, 0); 519
540 MAX_IT (s->cur.col, 0); 520void
541#endif 521rxvt_term::scr_swap_screen ()
522{
523 if (!option (Opt_secondaryScreen))
524 return;
525
526 for (int i = prev_nrow; i--; )
527 ::swap (ROW(i), swap_buf [i]);
528
529 ::swap (screen.cur, swap.cur);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
542} 533}
543 534
544/* ------------------------------------------------------------------------- */ 535/* ------------------------------------------------------------------------- */
545/* 536/*
546 * Swap between primary and secondary screens 537 * Swap between primary and secondary screens
547 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 538 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
548 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 539 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
549 */ 540 */
550int 541void
551rxvt_term::scr_change_screen (int scrn) 542rxvt_term::scr_change_screen (int scrn)
552{ 543{
553 int i; 544 if (scrn == current_screen)
545 return;
546
547 want_refresh = 1;
548 view_start = 0;
549
550 selection_check (2); /* check for boundary cross */
551
552 current_screen = scrn;
553
554#if NSCREENS 554#if NSCREENS
555 int offset;
556#endif
557
558 want_refresh = 1;
559
560 TermWin.view_start = 0;
561
562 if (current_screen == scrn)
563 return scrn;
564
565 selection_check (2); /* check for boundary cross */
566
567 i = current_screen; current_screen = scrn; scrn = i;
568
569 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
570 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
571 MAX_IT (screen.cur.row, 0);
572 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
573 MAX_IT (screen.cur.col, 0);
574 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
575
576#if NSCREENS
577 if (options & Opt_secondaryScreen) 555 if (option (Opt_secondaryScreen))
578 { 556 {
579 num_scr = 0; 557 num_scr = 0;
580 offset = TermWin.saveLines;
581 558
582 for (i = prev_nrow; i--;) 559 scr_swap_screen ();
583 {
584 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
585 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
586 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
587 }
588 560
589 SWAP_IT (screen.charset, swap.charset, int16_t); 561 ::swap (screen.charset, swap.charset);
590 SWAP_IT (screen.flags, swap.flags, int); 562 ::swap (screen.flags, swap.flags);
591 screen.flags |= Screen_VisibleCursor; 563 screen.flags |= Screen_VisibleCursor;
592 swap.flags |= Screen_VisibleCursor; 564 swap.flags |= Screen_VisibleCursor;
593 } 565 }
594 else 566 else
595#endif 567#endif
596 if (options & Opt_secondaryScroll) 568 if (option (Opt_secondaryScroll))
597 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 569 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
598
599 return scrn;
600} 570}
601 571
602// clear WrapNext indicator, solidifying position on next line 572// clear WrapNext indicator, solidifying position on next line
603void 573void
604rxvt_term::scr_do_wrap () 574rxvt_term::scr_do_wrap () NOTHROW
605{ 575{
606 if (!(screen.flags & Screen_WrapNext)) 576 if (!(screen.flags & Screen_WrapNext))
607 return; 577 return;
608 578
609 screen.flags &= ~Screen_WrapNext; 579 screen.flags &= ~Screen_WrapNext;
610 580
611 screen.cur.col = 0; 581 screen.cur.col = 0;
612 582
613 if (screen.cur.row == screen.bscroll) 583 if (screen.cur.row == screen.bscroll)
614 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 584 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
615 else if (screen.cur.row < TermWin.nrow - 1) 585 else if (screen.cur.row < nrow - 1)
616 screen.cur.row++; 586 screen.cur.row++;
617} 587}
618 588
619/* ------------------------------------------------------------------------- */ 589/* ------------------------------------------------------------------------- */
620/* 590/*
621 * Change the colour for following text 591 * Change the colour for following text
622 */ 592 */
623void 593void
624rxvt_term::scr_color (unsigned int color, int fgbg) 594rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
625{ 595{
626 if (color > maxTermCOLOR) 596 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
627 color = fgbg; 597 color = fgbg;
628 598
629 if (fgbg == Color_fg) 599 if (fgbg == Color_fg)
630 rstyle = SET_FGCOLOR (rstyle, color); 600 rstyle = SET_FGCOLOR (rstyle, color);
631 else 601 else
… …
635/* ------------------------------------------------------------------------- */ 605/* ------------------------------------------------------------------------- */
636/* 606/*
637 * Change the rendition style for following text 607 * Change the rendition style for following text
638 */ 608 */
639void 609void
640rxvt_term::scr_rendition (int set, int style) 610rxvt_term::scr_rendition (int set, int style) NOTHROW
641 { 611{
642 if (set) 612 if (set)
643 rstyle |= style; 613 rstyle |= style;
644 else if (style == ~RS_None) 614 else if (style == ~RS_None)
645 rstyle = DEFAULT_RSTYLE; 615 rstyle = DEFAULT_RSTYLE;
646 else 616 else
647 rstyle &= ~style; 617 rstyle &= ~style;
648 } 618}
649 619
650/* ------------------------------------------------------------------------- */ 620/* ------------------------------------------------------------------------- */
651/* 621/*
652 * Scroll text between <row1> and <row2> inclusive, by <count> lines 622 * Scroll text between <row1> and <row2> inclusive, by <count> lines
653 * count positive ==> scroll up 623 * count positive ==> scroll up
654 * count negative ==> scroll down 624 * count negative ==> scroll down
655 * spec == 0 for normal routines
656 */ 625 */
657int 626int
658rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 627rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
659{ 628{
660 int i, j;
661 long nscrolled;
662
663 if (count == 0 || (row1 > row2)) 629 if (count == 0 || (row1 > row2))
664 return 0; 630 return 0;
665 631
666 want_refresh = 1; 632 want_refresh = 1;
633 num_scr += count;
667 634
668 if (row1 == 0 && count > 0 635 if (count > 0
636 && row1 == 0
669 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 637 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
638 {
639 top_row = max (top_row - count, -saveLines);
640
641 // scroll everything up 'count' lines
642 term_start = (term_start + count) % total_rows;
643
644 // sever bottommost line
670 { 645 {
671 nscrolled = (long)TermWin.nscrolled + (long)count; 646 line_t &l = ROW(row2 - count);
647 l.is_longer (0);
648 l.touch ();
649 }
672 650
673 if (nscrolled > (long)TermWin.saveLines) 651 // erase newly scrolled-in lines
674 TermWin.nscrolled = TermWin.saveLines; 652 for (int i = count; i--; )
653 {
654 line_t &l = ROW(nrow - 1 - i);
655
656 // optimize if already cleared, can be significant on slow machines
657 // could be rolled into scr_blank_screen_mem
658 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
659 {
660 scr_blank_line (l, 0, l.l, rstyle);
661 l.l = 0;
662 l.f = 0;
663 }
675 else 664 else
676 TermWin.nscrolled = (unsigned int)nscrolled; 665 scr_blank_screen_mem (l, rstyle);
666 }
677 667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // move and/or clear selection, if any
681 if (selection.op && current_screen == selection.screen)
682 {
683 selection.beg.row -= count;
684 selection.end.row -= count;
685 selection.mark.row -= count;
686
687 if (selection.beg.row < top_row
688 || selection.end.row < top_row
689 || selection.mark.row < top_row)
690 {
691 CLEAR_ALL_SELECTION ();
692 selection.op = SELECTION_CLEAR;
693 }
694 }
695
696 // finally move the view window, if desired
678 if ((options & Opt_scrollWithBuffer) 697 if (option (Opt_scrollWithBuffer)
679 && TermWin.view_start != 0 698 && view_start != 0
680 && TermWin.view_start != TermWin.saveLines) 699 && view_start != -saveLines)
681 scr_page (UP, count); 700 scr_page (UP, count);
701
702 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
703 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
704 }
705 else
682 } 706 {
683 else if (!spec)
684 row1 += TermWin.saveLines;
685
686 row2 += TermWin.saveLines;
687
688 if (selection.op && current_screen == selection.screen) 707 if (selection.op && current_screen == selection.screen)
689 { 708 {
690 i = selection.beg.row + TermWin.saveLines; 709 if ((selection.beg.row < row1 && selection.end.row > row1)
691 j = selection.end.row + TermWin.saveLines; 710 || (selection.beg.row < row2 && selection.end.row > row2)
692 if ((i < row1 && j > row1) 711 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
693 || (i < row2 && j > row2) 712 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
694 || (i - count < row1 && i >= row1) 713 || (selection.end.row - count < row1 && selection.end.row >= row1)
695 || (i - count > row2 && i <= row2) 714 || (selection.end.row - count > row2 && selection.end.row <= row2))
696 || (j - count < row1 && j >= row1)
697 || (j - count > row2 && j <= row2))
698 { 715 {
699 CLEAR_ALL_SELECTION (); 716 CLEAR_ALL_SELECTION ();
700 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 717 selection.op = SELECTION_CLEAR;
701 } 718 }
702 else if (j >= row1 && j <= row2) 719 else if (selection.end.row >= row1 && selection.end.row <= row2)
703 { 720 {
704 /* move selected region too */ 721 /* move selected region too */
705 selection.beg.row -= count; 722 selection.beg.row -= count;
706 selection.end.row -= count; 723 selection.end.row -= count;
707 selection.mark.row -= count; 724 selection.mark.row -= count;
725
726 selection_check (0);
708 } 727 }
709 }
710
711 selection_check (0); /* _after_ TermWin.nscrolled update */
712
713 num_scr += count;
714 j = count;
715
716 if (count < 0)
717 count = -count;
718
719 i = row2 - row1 + 1;
720 MIN_IT (count, i);
721
722 if (j > 0)
723 {
724 /* A: scroll up */
725
726 /* A1: Copy lines that will get clobbered by the rotation */
727 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
728 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
729
730 /* A2: Rotate lines */
731 i = row2 - row1 - count + 1;
732 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
733 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
734 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
735
736 j = row2 - count + 1, i = count;
737 }
738 else /* if (j < 0) */
739 {
740 /* B: scroll down */
741
742 /* B1: Copy lines that will get clobbered by the rotation */
743 for (i = 0, j = row2; i < count; i++, j--)
744 { 728 }
745 buf_text[i] = screen.text[j]; 729
746 buf_rend[i] = screen.rend[j]; 730 // use a simple and robust scrolling algorithm, this
731 // part of scr_scroll_text is not time-critical.
732
733 int rows = row2 - row1 + 1;
734
735 min_it (count, rows);
736
737 line_t *temp_buf = row_buf + total_rows;
738
739 for (int row = 0; row < rows; row++)
747 } 740 {
741 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
748 742
749 /* B2: Rotate lines */ 743 if (!IN_RANGE_EXC (row + count, 0, rows))
750 for (j = row2, i = j - count; i >= row1; i--, j--) 744 scr_blank_screen_mem (temp_buf [row], rstyle);
751 { 745 }
752 screen.tlen[j] = screen.tlen[i];
753 screen.text[j] = screen.text[i];
754 screen.rend[j] = screen.rend[i];
755 }
756 746
757 j = row1, i = count; 747 for (int row = 0; row < rows; row++)
758 count = -count; 748 ROW(row1 + row) = temp_buf [row];
759 } 749 }
760
761 /* C: Resurrect lines */
762 memset (screen.tlen + j, 0, i * sizeof (int16_t));
763 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
764 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
765 if (!spec) /* line length may not equal TermWin.ncol */
766 for (; i--; j++)
767 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
768 750
769 return count; 751 return count;
770} 752}
771 753
772/* ------------------------------------------------------------------------- */ 754/* ------------------------------------------------------------------------- */
773/* 755/*
774 * Add text given in <str> of length <len> to screen struct 756 * Add text given in <str> of length <len> to screen struct
775 */ 757 */
776void 758void
777rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 759rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
778{ 760{
761 if (len <= 0) /* sanity */
762 return;
763
779 unsigned char checksel; 764 unsigned char checksel;
780 unicode_t c; 765 unicode_t c;
781 int i, row, last_col; 766 int ncol = this->ncol;
782 text_t *stp; 767 const wchar_t *strend = str + len;
783 rend_t *srp;
784
785 if (len <= 0) /* sanity */
786 return;
787 768
788 want_refresh = 1; 769 want_refresh = 1;
789 ZERO_SCROLLBACK (); 770 ZERO_SCROLLBACK ();
790 last_col = TermWin.ncol;
791 771
792 if (nlines > 0) 772 if (minlines > 0)
793 { 773 {
794 nlines += screen.cur.row - screen.bscroll; 774 minlines += screen.cur.row - screen.bscroll;
775 min_it (minlines, screen.cur.row - top_row);
776
795 if ((nlines > 0) 777 if (minlines > 0
796 && (screen.tscroll == 0) 778 && screen.tscroll == 0
797 && (screen.bscroll == (TermWin.nrow - 1))) 779 && screen.bscroll == nrow - 1)
798 { 780 {
799 /* _at least_ this many lines need to be scrolled */ 781 /* _at least_ this many lines need to be scrolled */
800 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 782 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
801 screen.cur.row -= nlines; 783 screen.cur.row -= minlines;
802 } 784 }
803 } 785 }
804 786
805#ifdef DEBUG_STRICT
806 assert (screen.cur.col < last_col); 787 assert (screen.cur.col < ncol);
807 assert ((screen.cur.row < TermWin.nrow) 788 assert (screen.cur.row < nrow
808 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 789 && screen.cur.row >= top_row);
809#else /* drive with your eyes closed */ 790 int row = screen.cur.row;
810 MIN_IT (screen.cur.col, last_col - 1);
811 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
812 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
813#endif
814 row = screen.cur.row + TermWin.saveLines;
815 791
816 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 792 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
817 793
818 stp = screen.text[row]; 794 line_t *line = &ROW(row);
819 srp = screen.rend[row];
820 795
821 while (len--) 796 while (str < strend)
822 { 797 {
823 c = *str++; 798 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
824 799
825 if (c < 0x20) 800 if (expect_false (c < 0x20))
826 switch (c) 801 if (c == C0_LF)
827 { 802 {
828 case C0_HT: 803 max_it (line->l, screen.cur.col);
829 scr_tab (1, true);
830 continue;
831 804
832 case C0_LF:
833 if (screen.tlen[row] != -1) /* XXX: think about this */
834 MAX_IT (screen.tlen[row], screen.cur.col);
835
836 screen.flags &= ~Screen_WrapNext; 805 screen.flags &= ~Screen_WrapNext;
837 806
838 if (screen.cur.row == screen.bscroll) 807 if (screen.cur.row == screen.bscroll)
839 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 808 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
840 else if (screen.cur.row < (TermWin.nrow - 1)) 809 else if (screen.cur.row < (nrow - 1))
841 row = (++screen.cur.row) + TermWin.saveLines; 810 row = ++screen.cur.row;
842 811
843 stp = screen.text[row]; /* _must_ refresh */ 812 line = &ROW(row); /* _must_ refresh */
844 srp = screen.rend[row]; /* _must_ refresh */
845 continue; 813 continue;
846
847 case C0_CR:
848 if (screen.tlen[row] != -1) /* XXX: think about this */
849 MAX_IT (screen.tlen[row], screen.cur.col);
850
851 screen.flags &= ~Screen_WrapNext;
852 screen.cur.col = 0;
853 continue;
854 } 814 }
815 else if (c == C0_CR)
816 {
817 max_it (line->l, screen.cur.col);
855 818
819 screen.flags &= ~Screen_WrapNext;
820 screen.cur.col = 0;
821 continue;
822 }
823 else if (c == C0_HT)
824 {
825 scr_tab (1, true);
826 continue;
827 }
828
829 if (expect_false (
856 if (checksel /* see if we're writing within selection */ 830 checksel /* see if we're writing within selection */
857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 831 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 832 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
833 ))
859 { 834 {
860 checksel = 0; 835 checksel = 0;
861 /* 836 /*
862 * If we wrote anywhere in the selected area, kill the selection 837 * If we wrote anywhere in the selected area, kill the selection
863 * XXX: should we kill the mark too? Possibly, but maybe that 838 * XXX: should we kill the mark too? Possibly, but maybe that
864 * should be a similar check. 839 * should be a similar check.
865 */ 840 */
866 CLEAR_SELECTION (); 841 CLEAR_SELECTION ();
867 } 842 }
868 843
869 if (screen.flags & Screen_WrapNext) 844 if (expect_false (screen.flags & Screen_WrapNext))
870 {
871 screen.tlen[row] = -1;
872
873 scr_do_wrap (); row = screen.cur.row + TermWin.saveLines;
874
875 stp = screen.text[row]; /* _must_ refresh */
876 srp = screen.rend[row]; /* _must_ refresh */
877 } 845 {
846 scr_do_wrap ();
878 847
848 line->l = ncol;
849 line->is_longer (1);
850
851 row = screen.cur.row;
852 line = &ROW(row); /* _must_ refresh */
853 }
854
855 // some utf-8 decoders "decode" surrogate characters: let's fix this.
856 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
857 c = 0xfffd;
858
879 // rely on wcwidth to tell us the character width, at least for non-latin1 859 // rely on wcwidth to tell us the character width, do wcwidth before
880 // do wcwidth before further replacements, as wcwidth says that line-drawing 860 // further replacements, as wcwidth might return -1 for the line
881 // characters have width -1 (DOH!) on GNU/Linux sometimes. 861 // drawing characters below as they might be invalid in the current
882 int width = c < 0x100 ? 1 : wcwidth (c); 862 // locale.
863 int width = WCWIDTH (c);
883 864
884 if (charsets[screen.charset] == '0') // DEC SPECIAL 865 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
885 { 866 {
886 // vt100 special graphics and line drawing 867 // vt100 special graphics and line drawing
887 // 5f-7e standard vt100 868 // 5f-7e standard vt100
888 // 40-5e rxvt extension for extra curses acs chars 869 // 40-5e rxvt extension for extra curses acs chars
889 static uint16_t vt100_0[63] = { // 40 .. 7e 870 static uint16_t vt100_0[62] = { // 41 .. 7e
890 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! 871 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
891 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f 872 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
892 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 873 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
893 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f 874 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
894 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 875 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
895 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 876 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
896 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 877 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
897 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e 878 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
898 }; 879 };
899 880
900 if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) 881 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
901 { 882 {
902 c = vt100_0[c - 0x40]; 883 c = vt100_0[c - 0x41];
903 width = 1; 884 width = 1; // vt100 line drawing characters are always single-width
904 } 885 }
905 } 886 }
906 887
907 if (screen.flags & Screen_Insert) 888 if (expect_false (screen.flags & Screen_Insert))
908 scr_insdel_chars (width, INSERT); 889 scr_insdel_chars (width, INSERT);
909 890
910 if (width != 0) 891 if (width != 0)
911 { 892 {
912 // some utf-8 decoders decode surrogate characters.
913 if (0xd800 <= c && c <= 0xdfff)
914 c = 0xfffd;
915
916#if !UNICODE_3 893#if !UNICODE_3
917 // trim characters we can't store directly :( 894 // trim characters we can't store directly :(
918 if (c >= 0x10000) 895 if (c >= 0x10000)
919# if ENABLE_COMBINING 896# if ENABLE_COMBINING
920 c = rxvt_composite.compose (c); // map to lower 16 bits 897 c = rxvt_composite.compose (c); // map to lower 16 bits
921# else 898# else
922 c = 0xfffd; 899 c = 0xfffd;
923# endif 900# endif
924#endif 901#endif
925 902
903 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
904
905 // if the character doesn't fit into the remaining columns...
906 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
907 {
908 if (screen.flags & Screen_Autowrap)
909 {
910 // ... artificially enlargen the previous one
911 c = NOCHAR;
912 // and try the same character next loop iteration
913 --str;
914 }
915 else
916 screen.cur.col = ncol - width;
917 }
918
926 // nuke the character at this position, if required 919 // nuke the character at this position, if required
920 // due to wonderful coincidences everywhere else in this loop
921 // we never have to check for overwriting a wide char itself,
922 // only its tail.
927 if (stp[screen.cur.col] == NOCHAR 923 if (expect_false (line->t[screen.cur.col] == NOCHAR))
928 || (screen.cur.col < TermWin.ncol - 1 924 scr_kill_char (*line, screen.cur.col);
929 && stp[screen.cur.col + 1] == NOCHAR))
930 {
931 int col = screen.cur.col;
932 925
933 // find begin 926 line->touch ();
934 while (col > 0 && stp[col] == NOCHAR)
935 col--;
936
937 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' '));
938
939 // found begin, nuke
940 do {
941 stp[col] = ' ';
942 srp[col] = rend;
943 col++;
944 } while (col < TermWin.ncol && stp[col] == NOCHAR);
945 }
946
947 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
948 927
949 do 928 do
950 { 929 {
951 stp[screen.cur.col] = c; 930 line->t[screen.cur.col] = c;
952 srp[screen.cur.col] = rend; 931 line->r[screen.cur.col] = rend;
953 932
954 if (screen.cur.col < last_col - 1) 933 if (expect_true (screen.cur.col < ncol - 1))
955 screen.cur.col++; 934 screen.cur.col++;
956 else 935 else
957 { 936 {
958 screen.tlen[row] = last_col; 937 line->l = ncol;
959 if (screen.flags & Screen_Autowrap) 938 if (screen.flags & Screen_Autowrap)
960 screen.flags |= Screen_WrapNext; 939 screen.flags |= Screen_WrapNext;
961 break; 940
941 goto end_of_line;
962 } 942 }
963 943
964 c = NOCHAR; 944 c = NOCHAR;
965 } 945 }
966 while (--width > 0); 946 while (expect_false (--width > 0));
967 947
968 // pad with spaces when overwriting wide character with smaller one 948 // pad with spaces when overwriting wide character with smaller one
969 if (!width)
970 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 949 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
971 { 950 {
972 stp[c] = ' '; 951 line->t[c] = ' ';
973 srp[c] = rend; 952 line->r[c] = rend;
974 } 953 }
954
955end_of_line:
975 } 956 ;
976 else if (width == 0)
977 { 957 }
978#if ENABLE_COMBINING 958#if ENABLE_COMBINING
979 // handle combining characters 959 else // width == 0
980 // we just tag the accent on the previous on-screen character. 960 {
981 // this is arguably not correct, but also arguably not wrong. 961 if (c != 0xfeff) // ignore BOM
982 // we don't handle double-width characters nicely yet.
983
984 text_t *tp;
985 rend_t *rp;
986
987 if (screen.cur.col > 0)
988 { 962 {
963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
970
971 if (screen.cur.col > 0)
972 {
973 linep = line;
989 tp = stp + screen.cur.col - 1; 974 tp = line->t + screen.cur.col - 1;
990 rp = srp + screen.cur.col - 1; 975 rp = line->r + screen.cur.col - 1;
976 }
977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
984 else
985 continue;
991 986
987 linep->touch ();
988
992 while (*tp == NOCHAR && tp > stp) 989 while (*tp == NOCHAR && tp > linep->t)
993 tp--, rp--; 990 tp--, rp--;
991
992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
994 } 999 }
995 else if (screen.cur.row > 0
996 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
997 {
998 int line = screen.cur.row - 1 + TermWin.saveLines;
999
1000 tp = screen.text[line] + last_col - 1;
1001 rp = screen.rend[line] + last_col - 1;
1002
1003 while (*tp == NOCHAR && tp > screen.text[line])
1004 tp--, rp--;
1005 } 1000 }
1006 else
1007 continue;
1008
1009 // first try to find a precomposed character
1010 unicode_t n = rxvt_compose (*tp, c);
1011 if (n == NOCHAR)
1012 n = rxvt_composite.compose (*tp, c);
1013
1014 *tp = n;
1015 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1016#endif 1001#endif
1017 }
1018 } 1002 }
1019 1003
1020 if (screen.tlen[row] != -1) /* XXX: think about this */ 1004 max_it (line->l, screen.cur.col);
1021 MAX_IT (screen.tlen[row], screen.cur.col);
1022 1005
1023#ifdef DEBUG_STRICT
1024 assert (screen.cur.row >= 0); 1006 assert (screen.cur.row >= 0);
1025#else /* drive with your eyes closed */
1026 MAX_IT (screen.cur.row, 0);
1027#endif
1028} 1007}
1029 1008
1030/* ------------------------------------------------------------------------- */ 1009/* ------------------------------------------------------------------------- */
1031/* 1010/*
1032 * Process Backspace. Move back the cursor back a position, wrap if have to 1011 * Process Backspace. Move back the cursor back a position, wrap if have to
1033 * XTERM_SEQ: CTRL-H 1012 * XTERM_SEQ: CTRL-H
1034 */ 1013 */
1035void 1014void
1036rxvt_term::scr_backspace () 1015rxvt_term::scr_backspace () NOTHROW
1037{ 1016{
1038 want_refresh = 1;
1039
1040 if (screen.cur.col == 0) 1017 if (screen.cur.col == 0)
1041 { 1018 {
1042 if (screen.cur.row > 0) 1019 if (screen.cur.row > 0)
1043 { 1020 {
1044#ifdef TERMCAP_HAS_BW 1021#ifdef TERMCAP_HAS_BW
1045 screen.cur.col = TermWin.ncol - 1; 1022 screen.cur.col = ncol - 1;
1046 screen.cur.row--; 1023 --screen.cur.row;
1047 return; 1024
1025 want_refresh = 1;
1048#endif 1026#endif
1049 } 1027 }
1050 } 1028 }
1051 else if (!(screen.flags & Screen_WrapNext)) 1029 else if (screen.flags & Screen_WrapNext)
1030 screen.flags &= ~Screen_WrapNext;
1031 else
1052 scr_gotorc (0, -1, RELATIVE); 1032 scr_gotorc (0, -1, RELATIVE);
1053
1054 screen.flags &= ~Screen_WrapNext;
1055} 1033}
1056 1034
1057/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
1058/* 1036/*
1059 * Process Horizontal Tab 1037 * Process Horizontal Tab
1060 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
1061 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
1062 */ 1040 */
1063void 1041void
1064rxvt_term::scr_tab (int count, bool ht) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
1065{ 1043{
1066 int i, x; 1044 int i, x;
1067 1045
1068 want_refresh = 1; 1046 want_refresh = 1;
1069 i = x = screen.cur.col; 1047 i = x = screen.cur.col;
1070 1048
1071 if (count == 0) 1049 if (count == 0)
1072 return; 1050 return;
1073 else if (count > 0) 1051 else if (count > 0)
1074 { 1052 {
1075 int row = TermWin.saveLines + screen.cur.row; 1053 line_t &l = ROW(screen.cur.row);
1076 text_t *tp = screen.text[row];
1077 rend_t *rp = screen.rend[row];
1078 rend_t base_rend = rp[i]; 1054 rend_t base_rend = l.r[i];
1079 ht &= tp[i] == ' '; 1055 ht &= l.t[i] == ' ';
1080 1056
1081 for (; ++i < TermWin.ncol; ) 1057 for (; ++i < ncol; )
1082 if (tabs[i]) 1058 if (tabs[i])
1083 { 1059 {
1084 x = i; 1060 x = i;
1061
1085 if (!--count) 1062 if (!--count)
1086 break; 1063 break;
1087 } 1064 }
1088 else 1065 else
1089 ht &= tp[i] == ' ' 1066 ht &= l.t[i] == ' '
1090 && RS_SAME (rp[i], base_rend); 1067 && RS_SAME (l.r[i], base_rend);
1091 1068
1092 if (count) 1069 if (count)
1093 x = TermWin.ncol - 1; 1070 x = ncol - 1;
1094 1071
1095 // store horizontal tab commands as characters inside the text 1072 // store horizontal tab commands as characters inside the text
1096 // buffer so they can be selected and pasted. 1073 // buffer so they can be selected and pasted.
1097 if (ht && options & Opt_pastableTabs) 1074 if (ht && option (Opt_pastableTabs))
1098 { 1075 {
1099 base_rend = SET_FONT (base_rend, 0); 1076 base_rend = SET_FONT (base_rend, 0);
1100 1077
1101 if (screen.tlen[row] != -1) /* XXX: think about this */ 1078 l.touch (x);
1102 MAX_IT (screen.tlen[row], x);
1103 1079
1104 i = screen.cur.col; 1080 i = screen.cur.col;
1105 1081
1106 tp[i] = '\t'; 1082 l.t[i] = '\t';
1107 rp[i] = base_rend; 1083 l.r[i] = base_rend;
1108 1084
1109 while (++i < x) 1085 while (++i < x)
1110 { 1086 {
1111 tp[i] = NOCHAR; 1087 l.t[i] = NOCHAR;
1112 rp[i] = base_rend; 1088 l.r[i] = base_rend;
1113 } 1089 }
1114 } 1090 }
1115 } 1091 }
1116 else /* if (count < 0) */ 1092 else /* if (count < 0) */
1117 { 1093 {
… …
1136 * Process DEC Back Index 1112 * Process DEC Back Index
1137 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1138 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1139 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1140 */ 1116 */
1141#if ENABLE_FRILLS 1117#if !ENABLE_MINIMAL
1142void 1118void
1143rxvt_term::scr_backindex () 1119rxvt_term::scr_backindex () NOTHROW
1144{ 1120{
1145 if (screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1146 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1147 else 1123 else
1148 {
1149 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1150 return; /* um, yeah? */
1151
1152 scr_insdel_chars (1, INSERT); 1124 scr_insdel_chars (1, INSERT);
1153 }
1154} 1125}
1155#endif 1126#endif
1156/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1157/* 1128/*
1158 * Process DEC Forward Index 1129 * Process DEC Forward Index
1159 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1160 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1161 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1162 */ 1133 */
1163#if ENABLE_FRILLS 1134#if !ENABLE_MINIMAL
1164void 1135void
1165rxvt_term::scr_forwardindex () 1136rxvt_term::scr_forwardindex () NOTHROW
1166{ 1137{
1167 int row;
1168
1169 if (screen.cur.col < TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1170 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1171 else 1140 else
1172 { 1141 {
1173 row = screen.cur.row + TermWin.saveLines; 1142 line_t &l = ROW(screen.cur.row);
1174 1143
1175 if (screen.tlen[row] == 0) 1144 l.touch ();
1176 return; /* um, yeah? */ 1145 l.is_longer (0);
1177 else if (screen.tlen[row] == -1)
1178 screen.tlen[row] = TermWin.ncol;
1179 1146
1180 scr_gotorc (0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1181 scr_insdel_chars (1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1182 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1183 } 1150 }
1184} 1151}
1185#endif 1152#endif
1186 1153
1187/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1188/* 1155/*
1189 * Goto Row/Column 1156 * Goto Row/Column
1190 */ 1157 */
1191void 1158void
1192rxvt_term::scr_gotorc (int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1193{ 1160{
1194 want_refresh = 1; 1161 want_refresh = 1;
1195 ZERO_SCROLLBACK (); 1162 ZERO_SCROLLBACK ();
1196 1163
1197 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1198 MAX_IT (screen.cur.col, 0); 1165 clamp_it (screen.cur.col, 0, ncol - 1);
1199 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1200 1166
1201 screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1202 1168
1203 if (relative & R_RELATIVE) 1169 if (relative & R_RELATIVE)
1204 { 1170 {
… …
1220 } 1186 }
1221 } 1187 }
1222 else 1188 else
1223 { 1189 {
1224 if (screen.flags & Screen_Relative) 1190 if (screen.flags & Screen_Relative)
1191 {
1225 { /* relative origin mode */ 1192 /* relative origin mode */
1226 screen.cur.row = row + screen.tscroll; 1193 screen.cur.row = row + screen.tscroll;
1227 MIN_IT (screen.cur.row, screen.bscroll); 1194 min_it (screen.cur.row, screen.bscroll);
1228 } 1195 }
1229 else 1196 else
1230 screen.cur.row = row; 1197 screen.cur.row = row;
1231 } 1198 }
1232 1199
1233 MAX_IT (screen.cur.row, 0); 1200 clamp_it (screen.cur.row, 0, nrow - 1);
1234 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1235} 1201}
1236 1202
1237/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1238/* 1204/*
1239 * direction should be UP or DN 1205 * direction should be UP or DN
1240 */ 1206 */
1241void 1207void
1242rxvt_term::scr_index (enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1243{ 1209{
1244 int dirn; 1210 int dirn;
1245 1211
1246 want_refresh = 1; 1212 want_refresh = 1;
1247 ZERO_SCROLLBACK (); 1213 ZERO_SCROLLBACK ();
… …
1250 1216
1251 screen.flags &= ~Screen_WrapNext; 1217 screen.flags &= ~Screen_WrapNext;
1252 1218
1253 if ((screen.cur.row == screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1254 || (screen.cur.row == screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1255 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1256 else 1222 else
1257 screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1258 1224
1259 MAX_IT (screen.cur.row, 0); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1260 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1261 selection_check (0); 1226 selection_check (0);
1262} 1227}
1263 1228
1264/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1265/* 1230/*
1266 * Erase part or whole of a line 1231 * Erase part or whole of a line
1267 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1268 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1269 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1270 */ 1236 */
1271void 1237void
1272rxvt_term::scr_erase_line (int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1273{ 1239{
1274 unsigned int row, col, num; 1240 unsigned int col, num;
1275 1241
1276 want_refresh = 1; 1242 want_refresh = 1;
1277 ZERO_SCROLLBACK (); 1243 ZERO_SCROLLBACK ();
1278 1244
1279 selection_check (1); 1245 selection_check (1);
1280 1246
1281 row = TermWin.saveLines + screen.cur.row; 1247 line_t &line = ROW(screen.cur.row);
1248
1249 line.touch ();
1250 line.is_longer (0);
1251
1282 switch (mode) 1252 switch (mode)
1283 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1284 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1285 col = screen.cur.col; 1261 col = screen.cur.col;
1286 num = TermWin.ncol - col; 1262 num = ncol - col;
1287 MIN_IT (screen.tlen[row], (int16_t)col); 1263 min_it (line.l, col);
1264
1288 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1289 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1290 CLEAR_SELECTION (); 1267 CLEAR_SELECTION ();
1291 break; 1268 break;
1269
1292 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1293 col = 0; 1271 col = 0;
1294 num = screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1295 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1296 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1297 CLEAR_SELECTION (); 1276 CLEAR_SELECTION ();
1298 break; 1277 break;
1278
1299 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1300 col = 0; 1280 col = 0;
1301 num = TermWin.ncol; 1281 num = ncol;
1302 screen.tlen[row] = 0; 1282 line.l = 0;
1303 if (selection.beg.row <= screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1304 && selection.end.row >= screen.cur.row) 1284 && selection.end.row >= screen.cur.row)
1305 CLEAR_SELECTION (); 1285 CLEAR_SELECTION ();
1306 break; 1286 break;
1307 default: 1287 default:
1308 return; 1288 return;
1309 } 1289 }
1310 1290
1311 if (screen.text[row]) 1291 scr_blank_line (line, col, num, rstyle);
1312 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1313 else
1314 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1315} 1292}
1316 1293
1317/* ------------------------------------------------------------------------- */ 1294/* ------------------------------------------------------------------------- */
1318/* 1295/*
1319 * Erase part of whole of the screen 1296 * Erase part of whole of the screen
1320 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1321 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1322 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1323 */ 1300 */
1324void 1301void
1325rxvt_term::scr_erase_screen (int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1326{ 1303{
1327 int num; 1304 int num;
1328 int32_t row, row_offset; 1305 int32_t row;
1329 rend_t ren; 1306 rend_t ren;
1330 XGCValues gcvalue; 1307 XGCValues gcvalue;
1331 1308
1332 want_refresh = 1; 1309 want_refresh = 1;
1333 ZERO_SCROLLBACK (); 1310 ZERO_SCROLLBACK ();
1334
1335 row_offset = (int32_t)TermWin.saveLines;
1336 1311
1337 switch (mode) 1312 switch (mode)
1338 { 1313 {
1339 case 0: /* erase to end of screen */ 1314 case 0: /* erase to end of screen */
1340 selection_check (1); 1315 selection_check (1);
1341 scr_erase_line (0); 1316 scr_erase_line (0);
1342 row = screen.cur.row + 1; /* possible OOB */ 1317 row = screen.cur.row + 1; /* possible OOB */
1343 num = TermWin.nrow - row; 1318 num = nrow - row;
1344 break; 1319 break;
1345 case 1: /* erase to beginning of screen */ 1320 case 1: /* erase to beginning of screen */
1346 selection_check (3); 1321 selection_check (3);
1347 scr_erase_line (1); 1322 scr_erase_line (1);
1348 row = 0; 1323 row = 0;
1349 num = screen.cur.row; 1324 num = screen.cur.row;
1350 break; 1325 break;
1351 case 2: /* erase whole screen */ 1326 case 2: /* erase whole screen */
1352 selection_check (3); 1327 selection_check (3);
1353 row = 0; 1328 row = 0;
1354 num = TermWin.nrow; 1329 num = nrow;
1355 break; 1330 break;
1356 default: 1331 default:
1357 return; 1332 return;
1358 } 1333 }
1359 1334
… …
1361 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1336 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1362 || (selection.end.row >= row 1337 || (selection.end.row >= row
1363 && selection.end.row <= row + num))) 1338 && selection.end.row <= row + num)))
1364 CLEAR_SELECTION (); 1339 CLEAR_SELECTION ();
1365 1340
1366 if (row >= TermWin.nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1367 return; 1342 return;
1368 1343
1369 MIN_IT (num, (TermWin.nrow - row)); 1344 min_it (num, nrow - row);
1370 1345
1371 if (rstyle & (RS_RVid | RS_Uline)) 1346 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1372 ren = (rend_t) ~RS_None; 1347 ren = (rend_t) ~RS_None;
1373 else if (GET_BASEBG (rstyle) == Color_bg) 1348 else if (GET_BASEBG (rstyle) == Color_bg)
1374 { 1349 {
1375 ren = DEFAULT_RSTYLE; 1350 ren = DEFAULT_RSTYLE;
1376 CLEAR_ROWS (row, num); 1351
1352 if (mapped)
1353 XClearArea (dpy, vt, 0,
1354 Row2Pixel (row - view_start), (unsigned int)width,
1355 (unsigned int)Height2Pixel (num), False);
1377 } 1356 }
1378 else 1357 else
1379 { 1358 {
1380 ren = rstyle & (RS_fgMask | RS_bgMask); 1359 ren = rstyle & (RS_fgMask | RS_bgMask);
1360
1361 if (mapped)
1362 {
1381 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1382 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1364 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1383 ERASE_ROWS (row, num); 1365 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row - view_start),
1367 (unsigned int)width,
1368 (unsigned int)Height2Pixel (num));
1384 gcvalue.foreground = pix_colors[Color_fg]; 1369 gcvalue.foreground = pix_colors[Color_fg];
1385 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1371 }
1386 } 1372 }
1387 1373
1388 for (; num--; row++) 1374 for (; num--; row++)
1389 { 1375 {
1390 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1376 scr_blank_screen_mem (ROW(row), rstyle);
1391 screen.tlen[row + row_offset] = 0; 1377
1392 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren); 1378 if (row - view_start < nrow)
1379 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1393 } 1380 }
1394} 1381}
1382
1383#if !ENABLE_MINIMAL
1384void
1385rxvt_term::scr_erase_savelines () NOTHROW
1386{
1387 want_refresh = 1;
1388 ZERO_SCROLLBACK ();
1389
1390 top_row = 0;
1391}
1392#endif
1395 1393
1396/* ------------------------------------------------------------------------- */ 1394/* ------------------------------------------------------------------------- */
1397/* 1395/*
1398 * Fill the screen with `E's 1396 * Fill the screen with `E's
1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1397 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1400 */ 1398 */
1401void 1399void
1402rxvt_term::scr_E () 1400rxvt_term::scr_E () NOTHROW
1403{ 1401{
1404 int i, j, k; 1402 rend_t fs;
1405 rend_t *r1, fs;
1406 1403
1407 want_refresh = 1; 1404 want_refresh = 1;
1408 ZERO_SCROLLBACK (); 1405 ZERO_SCROLLBACK ();
1409 1406
1410 num_scr_allow = 0; 1407 num_scr_allow = 0;
1411 selection_check (3); 1408 selection_check (3);
1412 1409
1413 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1410 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1414 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1411 for (int row = nrow; row--; )
1415 { 1412 {
1416 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1413 line_t &line = ROW(row);
1414
1417 fill_text (screen.text[k], 'E', TermWin.ncol); 1415 fill_text (line.t, 'E', ncol);
1418 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1416 rend_t *r1 = line.r;
1417
1418 for (int j = ncol; j--; )
1419 *r1++ = fs; 1419 *r1++ = fs;
1420
1421 line.is_longer (0);
1422 line.touch (ncol);
1420 } 1423 }
1421} 1424}
1422 1425
1423/* ------------------------------------------------------------------------- */ 1426/* ------------------------------------------------------------------------- */
1424/* 1427/*
1425 * Insert/Delete <count> lines 1428 * Insert/Delete <count> lines
1426 */ 1429 */
1427void 1430void
1428rxvt_term::scr_insdel_lines (int count, int insdel) 1431rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1429{ 1432{
1430 int end; 1433 int end;
1431 1434
1432 ZERO_SCROLLBACK (); 1435 ZERO_SCROLLBACK ();
1433 1436
… …
1445 count = end; 1448 count = end;
1446 } 1449 }
1447 1450
1448 scr_do_wrap (); 1451 scr_do_wrap ();
1449 1452
1450 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1453 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1451} 1454}
1452 1455
1453/* ------------------------------------------------------------------------- */ 1456/* ------------------------------------------------------------------------- */
1454/* 1457/*
1455 * Insert/Delete <count> characters from the current position 1458 * Insert/Delete <count> characters from the current position
1456 */ 1459 */
1457void 1460void
1458rxvt_term::scr_insdel_chars (int count, int insdel) 1461rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1459{ 1462{
1460 int col, row;
1461 rend_t tr;
1462 text_t *stp;
1463 rend_t *srp;
1464 int16_t *slp;
1465
1466 want_refresh = 1; 1463 want_refresh = 1;
1467 ZERO_SCROLLBACK (); 1464 ZERO_SCROLLBACK ();
1468 1465
1469 if (count <= 0) 1466 if (count <= 0)
1470 return; 1467 return;
1471 1468
1472 scr_do_wrap (); 1469 scr_do_wrap ();
1473 1470
1474 selection_check (1); 1471 selection_check (1);
1475 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1472 min_it (count, ncol - screen.cur.col);
1476 1473
1477 row = screen.cur.row + TermWin.saveLines; 1474 int row = screen.cur.row;
1478 1475
1479 stp = screen.text[row]; 1476 line_t *line = &ROW(row);
1480 srp = screen.rend[row]; 1477
1481 slp = &screen.tlen[row]; 1478 line->touch ();
1479 line->is_longer (0);
1480
1481 // nuke wide spanning the start
1482 if (line->t[screen.cur.col] == NOCHAR)
1483 scr_kill_char (*line, screen.cur.col);
1482 1484
1483 switch (insdel) 1485 switch (insdel)
1484 { 1486 {
1485 case INSERT: 1487 case INSERT:
1486 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1488 line->l = min (line->l + count, ncol);
1489
1490 if (line->t[screen.cur.col] == NOCHAR)
1491 scr_kill_char (*line, screen.cur.col);
1492
1493 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1487 { 1494 {
1488 stp[col] = stp[col - count]; 1495 line->t[col] = line->t[col - count];
1489 srp[col] = srp[col - count]; 1496 line->r[col] = line->r[col - count];
1490 }
1491
1492 if (*slp != -1)
1493 {
1494 *slp += count;
1495 MIN_IT (*slp, TermWin.ncol);
1496 } 1497 }
1497 1498
1498 if (selection.op && current_screen == selection.screen 1499 if (selection.op && current_screen == selection.screen
1499 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1500 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1500 { 1501 {
1501 if (selection.end.row != screen.cur.row 1502 if (selection.end.row != screen.cur.row
1502 || (selection.end.col + count >= TermWin.ncol)) 1503 || (selection.end.col + count >= ncol))
1503 CLEAR_SELECTION (); 1504 CLEAR_SELECTION ();
1504 else 1505 else
1506 {
1505 { /* shift selection */ 1507 /* shift selection */
1506 selection.beg.col += count; 1508 selection.beg.col += count;
1507 selection.mark.col += count; /* XXX: yes? */ 1509 selection.mark.col += count; /* XXX: yes? */
1508 selection.end.col += count; 1510 selection.end.col += count;
1509 } 1511 }
1510 } 1512 }
1511 1513
1512 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1514 scr_blank_line (*line, screen.cur.col, count, rstyle);
1513 (unsigned int)count, rstyle);
1514 break; 1515 break;
1515 1516
1516 case ERASE: 1517 case ERASE:
1517 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1518 screen.cur.col += count; /* don't worry if > ncol */
1518 selection_check (1); 1519 selection_check (1);
1519 screen.cur.col -= count; 1520 screen.cur.col -= count;
1520 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1521
1521 (unsigned int)count, rstyle); 1522 // nuke wide char after the end
1523 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1524 scr_kill_char (*line, screen.cur.col + count);
1525
1526 scr_blank_line (*line, screen.cur.col, count, rstyle);
1522 break; 1527 break;
1523 1528
1524 case DELETE: 1529 case DELETE:
1525 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1530 line->l = max (line->l - count, 0);
1526 1531
1532 // nuke wide char spanning the end
1533 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1534 scr_kill_char (*line, screen.cur.col + count);
1535
1527 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1536 for (int col = screen.cur.col; (col + count) < ncol; col++)
1528 { 1537 {
1529 stp[col] = stp[col + count]; 1538 line->t[col] = line->t[col + count];
1530 srp[col] = srp[col + count]; 1539 line->r[col] = line->r[col + count];
1531 } 1540 }
1532 1541
1533 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1542 scr_blank_line (*line, ncol - count, count, rstyle);
1534 (unsigned int)count, tr);
1535
1536 if (*slp == -1) /* break line continuation */
1537 *slp = TermWin.ncol;
1538
1539 *slp -= count;
1540 MAX_IT (*slp, 0);
1541 1543
1542 if (selection.op && current_screen == selection.screen 1544 if (selection.op && current_screen == selection.screen
1543 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1545 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1544 { 1546 {
1545 if (selection.end.row != screen.cur.row 1547 if (selection.end.row != screen.cur.row
1546 || (screen.cur.col >= selection.beg.col - count) 1548 || (screen.cur.col >= selection.beg.col - count)
1547 || selection.end.col >= TermWin.ncol) 1549 || selection.end.col >= ncol)
1548 CLEAR_SELECTION (); 1550 CLEAR_SELECTION ();
1549 else 1551 else
1550 { 1552 {
1551 /* shift selection */ 1553 /* shift selection */
1552 selection.beg.col -= count; 1554 selection.beg.col -= count;
… …
1563/* 1565/*
1564 * Set the scrolling region 1566 * Set the scrolling region
1565 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1567 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1566 */ 1568 */
1567void 1569void
1568rxvt_term::scr_scroll_region (int top, int bot) 1570rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1569{ 1571{
1570 MAX_IT (top, 0); 1572 max_it (top, 0);
1571 MIN_IT (bot, (int)TermWin.nrow - 1); 1573 min_it (bot, nrow - 1);
1572 1574
1573 if (top > bot) 1575 if (top > bot)
1574 return; 1576 return;
1575 1577
1576 screen.tscroll = top; 1578 screen.tscroll = top;
… …
1583 * Make the cursor visible/invisible 1585 * Make the cursor visible/invisible
1584 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1586 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1585 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1587 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1586 */ 1588 */
1587void 1589void
1588rxvt_term::scr_cursor_visible (int mode) 1590rxvt_term::scr_cursor_visible (int mode) NOTHROW
1589{ 1591{
1590 want_refresh = 1; 1592 want_refresh = 1;
1591 1593
1592 if (mode) 1594 if (mode)
1593 screen.flags |= Screen_VisibleCursor; 1595 screen.flags |= Screen_VisibleCursor;
… …
1600 * Set/unset automatic wrapping 1602 * Set/unset automatic wrapping
1601 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1603 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1602 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1604 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1603 */ 1605 */
1604void 1606void
1605rxvt_term::scr_autowrap (int mode) 1607rxvt_term::scr_autowrap (int mode) NOTHROW
1606{ 1608{
1607 if (mode) 1609 if (mode)
1608 screen.flags |= Screen_Autowrap; 1610 screen.flags |= Screen_Autowrap;
1609 else 1611 else
1610 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1612 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1619 * and the cursor cannot be moved outside. 1621 * and the cursor cannot be moved outside.
1620 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1622 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1621 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1623 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1622 */ 1624 */
1623void 1625void
1624rxvt_term::scr_relative_origin (int mode) 1626rxvt_term::scr_relative_origin (int mode) NOTHROW
1625{ 1627{
1626 if (mode) 1628 if (mode)
1627 screen.flags |= Screen_Relative; 1629 screen.flags |= Screen_Relative;
1628 else 1630 else
1629 screen.flags &= ~Screen_Relative; 1631 screen.flags &= ~Screen_Relative;
… …
1636 * Set insert/replace mode 1638 * Set insert/replace mode
1637 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1639 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1638 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1640 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1639 */ 1641 */
1640void 1642void
1641rxvt_term::scr_insert_mode (int mode) 1643rxvt_term::scr_insert_mode (int mode) NOTHROW
1642{ 1644{
1643 if (mode) 1645 if (mode)
1644 screen.flags |= Screen_Insert; 1646 screen.flags |= Screen_Insert;
1645 else 1647 else
1646 screen.flags &= ~Screen_Insert; 1648 screen.flags &= ~Screen_Insert;
… …
1652 * XTERM_SEQ: Set tab at current column : ESC H 1654 * XTERM_SEQ: Set tab at current column : ESC H
1653 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1655 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1654 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1656 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1655 */ 1657 */
1656void 1658void
1657rxvt_term::scr_set_tab (int mode) 1659rxvt_term::scr_set_tab (int mode) NOTHROW
1658{ 1660{
1659 if (mode < 0) 1661 if (mode < 0)
1660 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1662 memset (tabs, 0, ncol);
1661 else if (screen.cur.col < TermWin.ncol) 1663 else if (screen.cur.col < ncol)
1662 tabs[screen.cur.col] = (mode ? 1 : 0); 1664 tabs [screen.cur.col] = !!mode;
1663} 1665}
1664 1666
1665/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1666/* 1668/*
1667 * Set reverse/normal video 1669 * Set reverse/normal video
1668 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1670 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1669 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1671 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1670 */ 1672 */
1671void 1673void
1672rxvt_term::scr_rvideo_mode (int mode) 1674rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1673{ 1675{
1676 rvideo_mode = on;
1677
1678#ifndef NO_BELL
1679 on ^= rvideo_bell;
1680#endif
1681
1682 if (rvideo_state != on)
1683 {
1684 rvideo_state = on;
1685
1686 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1687#ifdef HAVE_BG_PIXMAP
1688 if (bg_pixmap == None)
1689#endif
1690 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1691
1674 XGCValues gcvalue; 1692 XGCValues gcvalue;
1675
1676 if (rvideo != mode)
1677 {
1678 rvideo = mode;
1679 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1680#if XPM_BACKGROUND
1681 if (bgPixmap.pixmap == None)
1682#endif
1683#if TRANSPARENT
1684 if (! (options & Opt_transparent) || am_transparent == 0)
1685#endif
1686 XSetWindowBackground (display->display, TermWin.vt,
1687 pix_colors[Color_bg]);
1688
1689 gcvalue.foreground = pix_colors[Color_fg]; 1693 gcvalue.foreground = pix_colors[Color_fg];
1690 gcvalue.background = pix_colors[Color_bg]; 1694 gcvalue.background = pix_colors[Color_bg];
1691 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1695 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1692 &gcvalue); 1696
1693 scr_clear (); 1697 scr_clear ();
1694 scr_touch (true); 1698 scr_touch (true);
1695 } 1699 }
1696} 1700}
1697 1701
… …
1699/* 1703/*
1700 * Report current cursor position 1704 * Report current cursor position
1701 * XTERM_SEQ: Report position: ESC [ 6 n 1705 * XTERM_SEQ: Report position: ESC [ 6 n
1702 */ 1706 */
1703void 1707void
1704rxvt_term::scr_report_position () 1708rxvt_term::scr_report_position () NOTHROW
1705{ 1709{
1706 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1710 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1707} 1711}
1708 1712
1709/* ------------------------------------------------------------------------- * 1713/* ------------------------------------------------------------------------- *
… …
1712 1716
1713/* 1717/*
1714 * Set font style 1718 * Set font style
1715 */ 1719 */
1716void 1720void
1717rxvt_term::set_font_style () 1721rxvt_term::set_font_style () NOTHROW
1718{ 1722{
1723#if 0
1719 switch (charsets[screen.charset]) 1724 switch (charsets [screen.charset])
1720 { 1725 {
1721 case '0': /* DEC Special Character & Line Drawing Set */ 1726 case '0': /* DEC Special Character & Line Drawing Set */
1722 break; 1727 break;
1723 case 'A': /* United Kingdom (UK) */ 1728 case 'A': /* United Kingdom (UK) */
1724 break; 1729 break;
… …
1731 case 'C': /* Finnish character set */ 1736 case 'C': /* Finnish character set */
1732 break; 1737 break;
1733 case 'K': /* German character set */ 1738 case 'K': /* German character set */
1734 break; 1739 break;
1735 } 1740 }
1741#endif
1736} 1742}
1737 1743
1738/* ------------------------------------------------------------------------- */ 1744/* ------------------------------------------------------------------------- */
1739/* 1745/*
1740 * Choose a font 1746 * Choose a font
… …
1742 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1748 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1743 * XTERM_SEQ: Invoke G2 character set: ESC N 1749 * XTERM_SEQ: Invoke G2 character set: ESC N
1744 * XTERM_SEQ: Invoke G3 character set: ESC O 1750 * XTERM_SEQ: Invoke G3 character set: ESC O
1745 */ 1751 */
1746void 1752void
1747rxvt_term::scr_charset_choose (int set) 1753rxvt_term::scr_charset_choose (int set) NOTHROW
1748{ 1754{
1749 screen.charset = set; 1755 screen.charset = set;
1750 set_font_style (); 1756 set_font_style ();
1751} 1757}
1752 1758
… …
1758 * XTERM_SEQ: Set G2 character set: ESC * <C> 1764 * XTERM_SEQ: Set G2 character set: ESC * <C>
1759 * XTERM_SEQ: Set G3 character set: ESC + <C> 1765 * XTERM_SEQ: Set G3 character set: ESC + <C>
1760 * See set_font_style for possible values for <C> 1766 * See set_font_style for possible values for <C>
1761 */ 1767 */
1762void 1768void
1763rxvt_term::scr_charset_set (int set, unsigned int ch) 1769rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1764{ 1770{
1765 charsets[set] = (unsigned char)ch; 1771 charsets[set] = (unsigned char)ch;
1766 set_font_style (); 1772 set_font_style ();
1767} 1773}
1768 1774
… …
1773 1779
1774/* 1780/*
1775 * refresh matching text. 1781 * refresh matching text.
1776 */ 1782 */
1777bool 1783bool
1778rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1784rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1779{ 1785{
1780 bool found = false; 1786 bool found = false;
1781 1787
1782 for (int i = 0; i < TermWin.nrow; i++) 1788 for (int i = 0; i < nrow; i++)
1783 { 1789 {
1784 int col = 0;
1785 rend_t *drp = drawn_rend [i]; 1790 rend_t *drp = drawn_buf[i].r;
1786 1791
1787 for (; col < TermWin.ncol; col++, drp++) 1792 for (int col = 0; col < ncol; col++, drp++)
1788 if ((*drp & mask) == value) 1793 if ((*drp & mask) == value)
1789 { 1794 {
1790 found = true; 1795 found = true;
1791 *drp = ~value; 1796 *drp = ~value;
1792 } 1797 }
… …
1803 PART_END, 1808 PART_END,
1804 RC_COUNT 1809 RC_COUNT
1805}; 1810};
1806 1811
1807void 1812void
1808rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1813rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1809{ 1814{
1810 int i; 1815 int i;
1811 row_col_t rc[RC_COUNT]; 1816 row_col_t rc[RC_COUNT];
1812 1817
1813 if (drawn_text == NULL) /* sanity check */ 1818 if (!drawn_buf) /* sanity check */
1814 return; 1819 return;
1815 1820
1816#ifndef NO_SLOW_LINK_SUPPORT 1821#ifndef NO_SLOW_LINK_SUPPORT
1817 if (refresh_type == FAST_REFRESH && !display->is_local) 1822 if (refresh_type == FAST_REFRESH && !display->is_local)
1818 { 1823 {
1819 y = 0; 1824 y = 0;
1820 height = TermWin.height; 1825 eheight = height;
1821 } 1826 }
1822#endif
1823
1824#ifdef DEBUG_STRICT
1825 x = max (x, 0);
1826 x = min (x, (int)TermWin.width);
1827 y = max (y, 0);
1828 y = min (y, (int)TermWin.height);
1829#endif 1827#endif
1830 1828
1831 /* round down */ 1829 /* round down */
1832 rc[PART_BEG].col = Pixel2Col (x); 1830 rc[PART_BEG].col = Pixel2Col (x);
1833 rc[PART_BEG].row = Pixel2Row (y); 1831 rc[PART_BEG].row = Pixel2Row (y);
1834 /* round up */ 1832 /* round up */
1835 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1833 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1836 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1834 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1837 1835
1838 /* sanity checks */ 1836 /* sanity checks */
1839 for (i = PART_BEG; i < RC_COUNT; i++) 1837 for (i = PART_BEG; i < RC_COUNT; i++)
1840 { 1838 {
1841 MIN_IT (rc[i].col, TermWin.ncol - 1); 1839 min_it (rc[i].col, ncol - 1);
1842 MIN_IT (rc[i].row, TermWin.nrow - 1); 1840 min_it (rc[i].row, nrow - 1);
1843 } 1841 }
1844 1842
1845 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1843 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1846 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1844 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1845
1846 num_scr_allow = 0;
1847 1847
1848 if (refresh) 1848 if (refresh)
1849 scr_refresh (SLOW_REFRESH); 1849 scr_refresh ();
1850} 1850}
1851 1851
1852/* ------------------------------------------------------------------------- */ 1852/* ------------------------------------------------------------------------- */
1853/* 1853/*
1854 * Refresh the entire screen 1854 * Refresh the entire screen
1855 */ 1855 */
1856void 1856void
1857rxvt_term::scr_touch (bool refresh) 1857rxvt_term::scr_touch (bool refresh) NOTHROW
1858{ 1858{
1859 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1859 scr_expose (0, 0, width, height, refresh);
1860} 1860}
1861 1861
1862/* ------------------------------------------------------------------------- */ 1862/* ------------------------------------------------------------------------- */
1863/* 1863/*
1864 * Move the display so that the line represented by scrollbar value Y is at 1864 * Move the display so that the line represented by scrollbar value Y is at
1865 * the top of the screen 1865 * the top of the screen
1866 */ 1866 */
1867int 1867void
1868rxvt_term::scr_move_to (int y, int len) 1868rxvt_term::scr_move_to (int y, int len) NOTHROW
1869{ 1869{
1870 long p = 0; 1870 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1871 unsigned int oldviewstart;
1872
1873 oldviewstart = TermWin.view_start;
1874
1875 if (y < len)
1876 {
1877 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1878 p -= (long) (TermWin.nrow - 1);
1879 p = max (p, 0);
1880 }
1881
1882 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1883
1884 return scr_changeview (oldviewstart);
1885} 1871}
1886 1872
1887/* ------------------------------------------------------------------------- */ 1873/* ------------------------------------------------------------------------- */
1888/* 1874/*
1889 * Page the screen up/down nlines 1875 * Page the screen up/down nlines
1890 * direction should be UP or DN 1876 * direction should be UP or DN
1891 */ 1877 */
1892int 1878bool
1893rxvt_term::scr_page (enum page_dirn direction, int nlines) 1879rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1894{ 1880{
1895 int n; 1881 int new_view_start =
1896 unsigned int oldviewstart; 1882 direction == UP ? view_start - nlines
1883 : view_start + nlines;
1897 1884
1898#ifdef DEBUG_STRICT
1899 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1900#endif
1901 oldviewstart = TermWin.view_start;
1902 if (direction == UP)
1903 {
1904 n = TermWin.view_start + nlines;
1905 TermWin.view_start = min (n, TermWin.nscrolled);
1906 }
1907 else
1908 {
1909 n = TermWin.view_start - nlines;
1910 TermWin.view_start = max (n, 0);
1911 }
1912 return scr_changeview (oldviewstart); 1885 return scr_changeview (new_view_start);
1913} 1886}
1914 1887
1915int 1888bool
1916rxvt_term::scr_changeview (unsigned int oldviewstart) 1889rxvt_term::scr_changeview (int new_view_start) NOTHROW
1917{ 1890{
1891 clamp_it (new_view_start, top_row, 0);
1892
1918 if (TermWin.view_start != oldviewstart) 1893 if (new_view_start == view_start)
1919 { 1894 return false;
1895
1896 num_scr += new_view_start - view_start;
1897 view_start = new_view_start;
1920 want_refresh = 1; 1898 want_refresh = 1;
1921 num_scr -= (TermWin.view_start - oldviewstart);
1922 }
1923 1899
1924 return (int) (TermWin.view_start - oldviewstart); 1900 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1925}
1926 1901
1927/* ------------------------------------------------------------------------- */ 1902 return true;
1928void 1903}
1929rxvt_term::scr_bell () 1904
1930{
1931#ifndef NO_BELL 1905#ifndef NO_BELL
1906void
1907rxvt_term::bell_cb (ev::timer &w, int revents)
1908{
1909 rvideo_bell = false;
1910 scr_rvideo_mode (rvideo_mode);
1911 refresh_check ();
1912}
1913#endif
1914
1915/* ------------------------------------------------------------------------- */
1916void
1917rxvt_term::scr_bell () NOTHROW
1918{
1919#ifndef NO_BELL
1920
1932# ifndef NO_MAPALERT 1921# ifndef NO_MAPALERT
1933# ifdef MAPALERT_OPTION 1922# ifdef MAPALERT_OPTION
1934 if (options & Opt_mapAlert) 1923 if (option (Opt_mapAlert))
1935# endif 1924# endif
1936 XMapWindow (display->display, TermWin.parent[0]); 1925 XMapWindow (dpy, parent[0]);
1937# endif 1926# endif
1927
1928# if ENABLE_FRILLS
1929 if (option (Opt_urgentOnBell))
1930 set_urgency (1);
1931# endif
1932
1938 if (options & Opt_visualBell) 1933 if (option (Opt_visualBell))
1939 { 1934 {
1940 scr_rvideo_mode (!rvideo); /* refresh also done */ 1935 rvideo_bell = true;
1941 scr_rvideo_mode (!rvideo); /* refresh also done */ 1936 scr_rvideo_mode (rvideo_mode);
1937 flush ();
1938
1939 bell_ev.start (VISUAL_BELL_DURATION);
1942 } 1940 }
1943 else 1941 else
1944 XBell (display->display, 0); 1942 XBell (dpy, 0);
1943 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1945#endif 1944#endif
1946} 1945}
1947 1946
1948/* ------------------------------------------------------------------------- */ 1947/* ------------------------------------------------------------------------- */
1949/* ARGSUSED */ 1948/* ARGSUSED */
1950void 1949void
1951rxvt_term::scr_printscreen (int fullhist) 1950rxvt_term::scr_printscreen (int fullhist) NOTHROW
1952{ 1951{
1953#ifdef PRINTPIPE 1952#ifdef PRINTPIPE
1954 int i, r1, nrows, row_offset; 1953 int nrows, row_start;
1955 FILE *fd; 1954 FILE *fd = popen_printer ();
1956 1955
1957 if ((fd = popen_printer ()) == NULL) 1956 if (!fd)
1958 return; 1957 return;
1959 1958
1960 nrows = TermWin.nrow;
1961 row_offset = TermWin.saveLines;
1962
1963 if (!fullhist) 1959 if (fullhist)
1964 row_offset -= TermWin.view_start; 1960 {
1961 nrows = nrow - top_row;
1962 row_start = top_row;
1963 }
1965 else 1964 else
1966 { 1965 {
1967 nrows += TermWin.nscrolled; 1966 nrows = nrow;
1968 row_offset -= TermWin.nscrolled; 1967 row_start = view_start;
1969 } 1968 }
1970 1969
1971 wctomb (0, 0); 1970 wctomb (0, 0);
1972 1971
1973 for (r1 = 0; r1 < nrows; r1++) 1972 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1974 { 1973 {
1975 text_t *tp = screen.text[r1 + row_offset]; 1974 text_t *tp = ROW(r1).t;
1976 int len = screen.tlen[r1 + row_offset]; 1975 int len = ROW(r1).l;
1977 1976
1978 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 1977 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1979 { 1978 {
1980 char mb[MB_LEN_MAX]; 1979 char mb[MB_LEN_MAX];
1981 text_t t = *tp++; 1980 text_t t = *tp++;
1982 if (t == NOCHAR) 1981 if (t == NOCHAR)
1983 continue; 1982 continue;
… …
2004/* 2003/*
2005 * Refresh the screen 2004 * Refresh the screen
2006 * drawn_text/drawn_rend contain the screen information before the update. 2005 * drawn_text/drawn_rend contain the screen information before the update.
2007 * screen.text/screen.rend contain what the screen will change to. 2006 * screen.text/screen.rend contain what the screen will change to.
2008 */ 2007 */
2009
2010#define FONT_WIDTH(X, Y) \
2011 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
2012#define FONT_RBEAR(X, Y) \
2013 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
2014#define FONT_LBEAR(X, Y) \
2015 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
2016#define IS_FONT_CHAR(X, Y) \
2017 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
2018
2019void 2008void
2020rxvt_term::scr_refresh (unsigned char refresh_type) 2009rxvt_term::scr_refresh () NOTHROW
2021{ 2010{
2022 unsigned char must_clear, /* use draw_string not draw_image_string */
2023 showcursor; /* show the cursor */
2024 int16_t col, row, /* column/row we're processing */ 2011 int16_t col, row, /* column/row we're processing */
2025 ocrow; /* old cursor row */ 2012 ocrow; /* old cursor row */
2026 int i, /* tmp */ 2013 int i; /* tmp */
2027 row_offset; /* basic offset in screen structure */
2028#ifndef NO_CURSORCOLOR 2014#ifndef NO_CURSORCOLOR
2029 rend_t cc1; /* store colours at cursor position (s) */ 2015 rend_t cc1; /* store colours at cursor position (s) */
2030#endif 2016#endif
2031 rend_t *crp; // cursor rendition pointer 2017 rend_t *crp; // cursor rendition pointer
2018 rend_t ccol1, /* Cursor colour */
2019 ccol2; /* Cursor colour2 */
2032 2020
2033 want_refresh = 0; /* screen is current */ 2021 want_refresh = 0; /* screen is current */
2034 2022
2035 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2023 if (refresh_type == NO_REFRESH || !mapped)
2036 return; 2024 return;
2037 2025
2038 /* 2026 /*
2039 * A: set up vars 2027 * A: set up vars
2040 */ 2028 */
2041 must_clear = 0;
2042 refresh_count = 0; 2029 refresh_count = 0;
2043 2030
2044 row_offset = TermWin.saveLines - TermWin.view_start; 2031 unsigned int old_screen_flags = screen.flags;
2045 2032 char have_bg = 0;
2046#if XPM_BACKGROUND 2033#ifdef HAVE_BG_PIXMAP
2047 must_clear |= (bgPixmap.pixmap != None); 2034 have_bg = bg_pixmap != None;
2048#endif
2049#if TRANSPARENT
2050 must_clear |= ((options & Opt_transparent) && am_transparent);
2051#endif 2035#endif
2052 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2036 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2053 2037
2054 /* 2038 /*
2055 * B: reverse any characters which are selected 2039 * B: reverse any characters which are selected
2056 */ 2040 */
2057 scr_reverse_selection (); 2041 scr_reverse_selection ();
2042
2043 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2044#if ENABLE_OVERLAY
2045 scr_swap_overlay ();
2046#endif
2047
2048 char showcursor = screen.flags & Screen_VisibleCursor;
2058 2049
2059 /* 2050 /*
2060 * C: set the cursor character (s) 2051 * C: set the cursor character (s)
2061 */ 2052 */
2062 { 2053 {
2063 unsigned char setoldcursor; 2054 unsigned char setoldcursor;
2064 rend_t ccol1, /* Cursor colour */
2065 ccol2; /* Cursor colour2 */
2066 2055
2067 showcursor = (screen.flags & Screen_VisibleCursor);
2068#ifdef CURSOR_BLINK 2056#ifdef CURSOR_BLINK
2069 if (hidden_cursor) 2057 if (hidden_cursor)
2070 showcursor = 0; 2058 showcursor = 0;
2071#endif 2059#endif
2072 2060
2073 if (showcursor) 2061 if (showcursor)
2074 { 2062 {
2075 int col = screen.cur.col; 2063 int col = screen.cur.col;
2076 2064
2077 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 2065 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2078 col--; 2066 col--;
2079 2067
2080 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 2068 crp = &ROW(screen.cur.row).r[col];
2081 2069
2082 if (showcursor && TermWin.focus) 2070#ifndef NO_CURSORCOLOR
2071 cc1 = *crp & (RS_fgMask | RS_bgMask);
2072 if (ISSET_PIXCOLOR (Color_cursor))
2073 ccol1 = Color_cursor;
2074 else
2075#endif
2076#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2077 ccol1 = fgcolor_of (rstyle);
2078#else
2079 ccol1 = Color_fg;
2080#endif
2081
2082#ifndef NO_CURSORCOLOR
2083 if (ISSET_PIXCOLOR (Color_cursor2))
2084 ccol2 = Color_cursor2;
2085 else
2086#endif
2087#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2088 ccol2 = bgcolor_of (rstyle);
2089#else
2090 ccol2 = Color_bg;
2091#endif
2092
2093 if (focus)
2083 { 2094 {
2095 if (option (Opt_cursorUnderline))
2084 *crp ^= RS_RVid; 2096 *crp ^= RS_Uline;
2085#ifndef NO_CURSORCOLOR
2086 cc1 = *crp & (RS_fgMask | RS_bgMask);
2087 if (ISSET_PIXCOLOR (Color_cursor))
2088 ccol1 = Color_cursor;
2089 else 2097 else
2090#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2091 ccol1 = GET_FGCOLOR (rstyle);
2092#else
2093 ccol1 = Color_fg;
2094#endif
2095 if (ISSET_PIXCOLOR (Color_cursor2))
2096 ccol2 = Color_cursor2;
2097 else 2098 {
2098#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2099 *crp ^= RS_RVid;
2099 ccol2 = GET_BGCOLOR (rstyle);
2100#else
2101 ccol2 = Color_bg;
2102#endif
2103 *crp = SET_FGCOLOR (*crp, ccol1); 2100 *crp = SET_FGCOLOR (*crp, ccol1);
2104 *crp = SET_BGCOLOR (*crp, ccol2); 2101 *crp = SET_BGCOLOR (*crp, ccol2);
2105#endif 2102 }
2106 } 2103 }
2107 } 2104 }
2108 2105
2109 /* make sure no outline cursor is left around */ 2106 /* make sure no outline cursor is left around */
2110 setoldcursor = 0; 2107 setoldcursor = 0;
2111 if (ocrow != -1) 2108 if (ocrow != -1)
2112 { 2109 {
2113 if (screen.cur.row + TermWin.view_start != ocrow 2110 if (screen.cur.row - view_start != ocrow
2114 || screen.cur.col != oldcursor.col) 2111 || screen.cur.col != oldcursor.col)
2115 { 2112 {
2116 if (ocrow < TermWin.nrow 2113 if (ocrow < nrow
2117 && oldcursor.col < TermWin.ncol) 2114 && oldcursor.col < ncol)
2118 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2115 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2119 2116
2120 if (TermWin.focus || !showcursor) 2117 if (focus || !showcursor)
2121 oldcursor.row = -1; 2118 oldcursor.row = -1;
2122 else 2119 else
2123 setoldcursor = 1; 2120 setoldcursor = 1;
2124 } 2121 }
2125 } 2122 }
2126 else if (!TermWin.focus) 2123 else if (!focus)
2127 setoldcursor = 1; 2124 setoldcursor = 1;
2128 2125
2129 if (setoldcursor) 2126 if (setoldcursor)
2130 { 2127 {
2131 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2128 if (screen.cur.row - view_start >= nrow)
2132 oldcursor.row = -1; 2129 oldcursor.row = -1;
2133 else 2130 else
2134 { 2131 {
2135 oldcursor.row = screen.cur.row + TermWin.view_start; 2132 oldcursor.row = screen.cur.row - view_start;
2136 oldcursor.col = screen.cur.col; 2133 oldcursor.col = screen.cur.col;
2137 } 2134 }
2138 } 2135 }
2139 } 2136 }
2140
2141#if ENABLE_OVERLAY
2142 scr_swap_overlay ();
2143#endif
2144
2145 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
2146 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
2147 2137
2148#ifndef NO_SLOW_LINK_SUPPORT 2138#ifndef NO_SLOW_LINK_SUPPORT
2149 /* 2139 /*
2150 * D: CopyArea pass - very useful for slower links 2140 * D: CopyArea pass - very useful for slower links
2151 * This has been deliberately kept simple. 2141 * This has been deliberately kept simple.
2152 */ 2142 */
2153 i = num_scr;
2154 if (!display->is_local 2143 if (!display->is_local
2155 && refresh_type == FAST_REFRESH && num_scr_allow && i 2144 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2156 && abs (i) < TermWin.nrow && !must_clear) 2145 && abs (num_scr) < nrow && !have_bg)
2157 { 2146 {
2158 int16_t nits; 2147 int16_t nits;
2148 int i = num_scr;
2159 int j; 2149 int j;
2160 int len, wlen; 2150 int len, wlen;
2151 dLocal (int, num_scr);
2161 2152
2162 j = TermWin.nrow; 2153 j = nrow;
2163 wlen = len = -1; 2154 wlen = len = -1;
2164 row = i > 0 ? 0 : j - 1; 2155 row = i > 0 ? 0 : j - 1;
2156
2165 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2157 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2166 { 2158 {
2167 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2159 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2168 { 2160 {
2169 text_t *stp = screen.text[row + row_offset]; 2161 line_t s = ROW(view_start + row);
2170 rend_t *srp = screen.rend[row + row_offset];
2171 text_t *dtp = drawn_text[row]; 2162 line_t d = drawn_buf[row];
2172 text_t *dtp2 = drawn_text[row + i]; 2163 line_t d2 = drawn_buf[row + i];
2173 rend_t *drp = drawn_rend[row];
2174 rend_t *drp2 = drawn_rend[row + i];
2175 2164
2176 for (nits = 0, col = TermWin.ncol; col--; ) 2165 for (nits = 0, col = ncol; col--; )
2177 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2166 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2178 nits--; 2167 nits--;
2179 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2168 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2180 nits++; 2169 nits++;
2181 2170
2182 if (nits > 8) /* XXX: arbitrary choice */ 2171 if (nits > 8) /* XXX: arbitrary choice */
2183 { 2172 {
2184 for (col = TermWin.ncol; col--; ) 2173 for (col = ncol; col--; )
2185 { 2174 {
2186 *dtp++ = *dtp2++; 2175 *d.t++ = *d2.t++;
2187 *drp++ = *drp2++; 2176 *d.r++ = *d2.r++;
2188 } 2177 }
2189 2178
2190 if (len == -1) 2179 if (len == -1)
2191 len = row; 2180 len = row;
2192 2181
2193 wlen = row; 2182 wlen = row;
2194 continue; 2183 continue;
2195 } 2184 }
2196 } 2185 }
2197 2186
2198 if (len != -1) 2187 if (len >= 0)
2199 { 2188 {
2200 /* also comes here at end if needed because of >= above */ 2189 /* also comes here at end if needed because of >= above */
2201 if (wlen < len) 2190 if (wlen < len)
2202 SWAP_IT (wlen, len, int); 2191 ::swap (wlen, len);
2203 2192
2204 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2193 XGCValues gcv;
2194
2195 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2196 XCopyArea (dpy, vt, vt,
2205 TermWin.gc, 0, Row2Pixel (len + i), 2197 gc, 0, Row2Pixel (len + i),
2206 (unsigned int)TermWin_TotalWidth (), 2198 (unsigned int)this->width,
2207 (unsigned int)Height2Pixel (wlen - len + 1), 2199 (unsigned int)Height2Pixel (wlen - len + 1),
2208 0, Row2Pixel (len)); 2200 0, Row2Pixel (len));
2201 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2202
2209 len = -1; 2203 len = -1;
2210 } 2204 }
2211 } 2205 }
2212 } 2206 }
2213#endif 2207#endif
2214 2208
2215 /* 2209 /*
2216 * E: main pass across every character 2210 * E: main pass across every character
2217 */ 2211 */
2218 for (row = 0; row < TermWin.nrow; row++) 2212 for (row = 0; row < nrow; row++)
2219 { 2213 {
2220 text_t *stp = screen.text[row + row_offset]; 2214 text_t *stp = ROW(view_start + row).t;
2221 rend_t *srp = screen.rend[row + row_offset]; 2215 rend_t *srp = ROW(view_start + row).r;
2222 text_t *dtp = drawn_text[row]; 2216 text_t *dtp = drawn_buf[row].t;
2223 rend_t *drp = drawn_rend[row]; 2217 rend_t *drp = drawn_buf[row].r;
2224 2218
2225 /* 2219 /*
2226 * E2: OK, now the real pass 2220 * E2: OK, now the real pass
2227 */ 2221 */
2228 int ypixel = (int)Row2Pixel (row); 2222 int ypixel = (int)Row2Pixel (row);
2229 2223
2230 for (col = 0; col < TermWin.ncol; col++) 2224 for (col = 0; col < ncol; col++)
2231 { 2225 {
2232 /* compare new text with old - if exactly the same then continue */ 2226 /* compare new text with old - if exactly the same then continue */
2233 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2227 if (stp[col] == dtp[col] /* Must match characters to skip. */
2234 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ 2228 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2235 || (stp[col] == ' ' /* space w/ no background change */ 2229 || (stp[col] == ' ' /* space w/ no background change */
… …
2237 continue; 2231 continue;
2238 2232
2239 // redraw one or more characters 2233 // redraw one or more characters
2240 2234
2241 // seek to the beginning of wide characters 2235 // seek to the beginning of wide characters
2242 while (stp[col] == NOCHAR && col > 0) 2236 while (expect_false (stp[col] == NOCHAR && col > 0))
2243 --col; 2237 --col;
2244 2238
2245 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2239 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2246 text_t *text = stp + col; 2240 text_t *text = stp + col;
2247 int count = 1; 2241 int count = 1;
2248 2242
2249 dtp[col] = stp[col]; 2243 dtp[col] = stp[col];
2250 drp[col] = rend; 2244 drp[col] = rend;
2251 2245
2252 int xpixel = Col2Pixel (col); 2246 int xpixel = Col2Pixel (col);
2253 2247
2254 for (i = 0; ++col < TermWin.ncol; ) 2248 for (i = 0; ++col < ncol; )
2255 { 2249 {
2256 if (stp[col] == NOCHAR) 2250 if (stp[col] == NOCHAR)
2257 { 2251 {
2258 dtp[col] = stp[col]; 2252 dtp[col] = stp[col];
2259 drp[col] = rend; 2253 drp[col] = srp[col];
2254
2260 count++; 2255 count++;
2261 i++; 2256 i++;
2262 2257
2263 continue; 2258 continue;
2264 } 2259 }
… …
2269 count++; 2264 count++;
2270 2265
2271 if (stp[col] != dtp[col] 2266 if (stp[col] != dtp[col]
2272 || !RS_SAME (srp[col], drp[col])) 2267 || !RS_SAME (srp[col], drp[col]))
2273 { 2268 {
2274 if (must_clear && (i++ > count / 2)) 2269 if (have_bg && (i++ > count / 2))
2275 break; 2270 break;
2276 2271
2277 dtp[col] = stp[col]; 2272 dtp[col] = stp[col];
2278 drp[col] = rend; 2273 drp[col] = rend;
2279 i = 0; 2274 i = 0;
2280 } 2275 }
2281 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2276 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2282 break; 2277 break;
2283 } 2278 }
2284 2279
2285 col--; /* went one too far. move back */ 2280 col--; /* went one too far. move back */
2286 count -= i; /* dump any matching trailing chars */ 2281 count -= i; /* dump any matching trailing chars */
2287 2282
2288 // sometimes we optimize away the trailing NOCHAR's, add them back 2283 // sometimes we optimize away the trailing NOCHAR's, add them back
2289 while (i && text[count] == NOCHAR) 2284 while (expect_false (i && text[count] == NOCHAR))
2290 count++, i--; 2285 count++, i--;
2291
2292#if ENABLE_STYLES
2293 // force redraw after "careful" characters to avoid pixel droppings
2294 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0)
2295 drp[col + 1] = ~srp[col + 1];
2296
2297 // include previous careful character(s) if possible, looks nicer (best effort...)
2298 while (text > stp
2299 && srp[text - stp - 1] & RS_Careful
2300 && RS_SAME (rend, srp[text - stp - 1]))
2301 text--, count++, xpixel -= TermWin.fwidth;
2302#endif
2303 2286
2304 /* 2287 /*
2305 * Determine the attributes for the string 2288 * Determine the attributes for the string
2306 */ 2289 */
2307 int fore = GET_FGCOLOR (rend); // desired foreground 2290 int fore = fgcolor_of (rend); // desired foreground
2308 int back = GET_BGCOLOR (rend); // desired background 2291 int back = bgcolor_of (rend); // desired background
2309 2292
2310 // only do special processing if ana attributes are set, which is rare 2293 // only do special processing if any attributes are set, which is unlikely
2311 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) 2294 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2312 { 2295 {
2313 bool invert = rend & RS_RVid; 2296 bool invert = rend & RS_RVid;
2314 2297
2315#ifndef NO_BOLD_UNDERLINE_REVERSE 2298#ifndef NO_BOLD_UNDERLINE_REVERSE
2316 if (rend & RS_Bold
2317 && fore == Color_fg) 2299 if (rend & RS_Bold && fore == Color_fg)
2318 { 2300 {
2319 if (ISSET_PIXCOLOR (Color_BD)) 2301 if (ISSET_PIXCOLOR (Color_BD))
2320 fore = Color_BD; 2302 fore = Color_BD;
2321# if !ENABLE_STYLES 2303# if !ENABLE_STYLES
2322 else 2304 else
2323 invert = !invert; 2305 invert = !invert;
2324# endif 2306# endif
2325 } 2307 }
2326 2308
2327 if (rend & RS_Italic 2309 if (rend & RS_Italic && fore == Color_fg)
2328 && fore == Color_fg)
2329 { 2310 {
2330 if (ISSET_PIXCOLOR (Color_IT)) 2311 if (ISSET_PIXCOLOR (Color_IT))
2331 fore = Color_IT; 2312 fore = Color_IT;
2332# if !ENABLE_STYLES 2313# if !ENABLE_STYLES
2333 else 2314 else
2334 invert = !invert; 2315 invert = !invert;
2335# endif 2316# endif
2336 } 2317 }
2337 2318
2338 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2319 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2339 fore = Color_UL; 2320 fore = Color_UL;
2321#endif
2322
2323#ifdef OPTION_HC
2324 if (rend & RS_Sel)
2325 {
2326 /* invert the column if no highlightColor is set or it is the
2327 * current cursor column */
2328 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2329 && ISSET_PIXCOLOR (Color_HC))
2330 {
2331 if (ISSET_PIXCOLOR (Color_HTC))
2332 fore = Color_HTC;
2333 // if invert is 0 reverse video is set so we use bg color as fg color
2334 else if (!invert)
2335 fore = back;
2336
2337 back = Color_HC;
2338 invert = 0;
2339 }
2340 }
2340#endif 2341#endif
2341 2342
2342 if (invert) 2343 if (invert)
2343 { 2344 {
2344 SWAP_IT (fore, back, int); 2345 ::swap (fore, back);
2345 2346
2346#ifndef NO_BOLD_UNDERLINE_REVERSE 2347#ifndef NO_BOLD_UNDERLINE_REVERSE
2347 if (ISSET_PIXCOLOR (Color_RV)) 2348 if (fore == back)
2349 {
2350 fore = Color_bg;
2348 back = Color_RV; 2351 back = Color_fg;
2352 }
2349#endif 2353#endif
2350 } 2354 }
2351 2355
2352#ifdef TEXT_BLINK 2356#ifdef TEXT_BLINK
2353 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2357 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2354 { 2358 {
2355 if (!text_blink_ev.active) 2359 if (!text_blink_ev.is_active ())
2356 { 2360 {
2357 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2361 text_blink_ev.again ();
2358 hidden_text = 0; 2362 hidden_text = 0;
2359 } 2363 }
2360 else if (hidden_text) 2364 else if (hidden_text)
2361 fore = back; 2365 fore = back;
2362 } 2366 }
2363#endif 2367#endif
2368
2369#if ENABLE_STYLES
2370 // "careful" (too wide) character handling
2371
2372 // include previous careful character(s) if possible, looks nicer (best effort...)
2373 while (text > stp
2374 && srp[text - stp - 1] & RS_Careful
2375 && RS_SAME (rend, srp[text - stp - 1]))
2376 text--, count++, xpixel -= fwidth;
2377
2378 // force redraw after "careful" characters to avoid pixel droppings
2379 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2380 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2381
2382 // force redraw before "careful" characters to avoid pixel droppings
2383 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2384 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2385#endif
2364 } 2386 }
2365 2387
2366 /* 2388 /*
2367 * Actually do the drawing of the string here 2389 * Actually do the drawing of the string here
2368 */ 2390 */
2369 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2391 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2370 2392
2371 if (back == fore) 2393 if (expect_true (have_bg && back == Color_bg))
2372 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2373 TermWin.fwidth * count, TermWin.fheight,
2374 back);
2375 else if (back == Color_bg)
2376 { 2394 {
2377 if (must_clear) 2395 // this is very ugly, maybe push it into ->draw?
2378 {
2379 CLEAR_CHARS (xpixel, ypixel, count);
2380 2396
2381 for (i = 0; i < count; i++) /* don't draw empty strings */ 2397 for (i = 0; i < count; i++) /* don't draw empty strings */
2382 if (text[i] != ' ') 2398 if (text[i] != ' ')
2383 { 2399 {
2384 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2400 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2385 break; 2401 goto did_clear;
2386 }
2387 } 2402 }
2388 else 2403
2389 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2404 CLEAR_CHARS (xpixel, ypixel, count);
2405 did_clear: ;
2390 } 2406 }
2391 else 2407 else
2392 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2408 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2393 2409
2394 if (rend & RS_Uline && font->descent > 1 && fore != back) 2410 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2395 { 2411 {
2396#if ENABLE_FRILLS 2412#if ENABLE_FRILLS
2397 if (ISSET_PIXCOLOR (Color_underline)) 2413 if (ISSET_PIXCOLOR (Color_underline))
2398 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2414 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2399 else 2415 else
2400#endif 2416#endif
2401 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2417 XSetForeground (dpy, gc, pix_colors[fore]);
2402 2418
2403 XDrawLine (display->display, drawBuffer, TermWin.gc, 2419 XDrawLine (dpy, vt, gc,
2404 xpixel, ypixel + font->ascent + 1, 2420 xpixel, ypixel + font->ascent + 1,
2405 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2421 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2406 } 2422 }
2407 } /* for (col....) */ 2423 } /* for (col....) */
2408 } /* for (row....) */ 2424 } /* for (row....) */
2409 2425
2410#if ENABLE_OVERLAY
2411 scr_swap_overlay ();
2412#endif
2413
2414 /* 2426 /*
2415 * G: cleanup cursor and display outline cursor if necessary 2427 * G: cleanup cursor and display outline cursor if necessary
2416 */ 2428 */
2417 if (showcursor) 2429 if (showcursor)
2418 { 2430 {
2419 if (TermWin.focus) 2431 if (focus)
2432 {
2433 if (option (Opt_cursorUnderline))
2434 *crp ^= RS_Uline;
2435 else
2420 { 2436 {
2421 *crp ^= RS_RVid; 2437 *crp ^= RS_RVid;
2422#ifndef NO_CURSORCOLOR 2438#ifndef NO_CURSORCOLOR
2423 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2439 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2424#endif 2440#endif
2441 }
2425 } 2442 }
2426 else if (oldcursor.row >= 0) 2443 else if (oldcursor.row >= 0)
2427 { 2444 {
2445 int cursorwidth = 1;
2446 int col = oldcursor.col;
2447
2448 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2449 col--;
2450
2451 while (col + cursorwidth < ncol
2452 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2453 cursorwidth++;
2454
2428#ifndef NO_CURSORCOLOR 2455#ifndef NO_CURSORCOLOR
2429 if (ISSET_PIXCOLOR (Color_cursor)) 2456 if (ISSET_PIXCOLOR (Color_cursor))
2430 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); 2457 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2458 else
2431#endif 2459#endif
2432 int cursorwidth = 1; 2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2433 while (oldcursor.col + cursorwidth < TermWin.ncol
2434 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2435 cursorwidth++;
2436 2461
2437 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2462 XDrawRectangle (dpy, vt, gc,
2438 Col2Pixel (oldcursor.col), 2463 Col2Pixel (col),
2439 Row2Pixel (oldcursor.row), 2464 Row2Pixel (oldcursor.row),
2440 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2465 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2441 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2466 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2442 } 2467 }
2443 } 2468 }
2444 2469
2445 /* 2470 /*
2446 * H: cleanup selection 2471 * H: cleanup selection
2447 */ 2472 */
2473#if ENABLE_OVERLAY
2474 scr_swap_overlay ();
2475#endif
2476 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2477
2448 scr_reverse_selection (); 2478 scr_reverse_selection ();
2449 2479
2450 if (refresh_type & SMOOTH_REFRESH) 2480 screen.flags = old_screen_flags;
2451 XFlush (display->display);
2452
2453 num_scr = 0; 2481 num_scr = 0;
2454 num_scr_allow = 1; 2482 num_scr_allow = 1;
2455} 2483}
2456 2484
2457void 2485void
2458rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2486rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2459{ 2487{
2460 if (!rp || !tp) 2488 if (!l.t)
2461 return; 2489 return;
2462 2490
2463 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2491 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2492
2493 for (int i = ncol; i--; )
2464 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2494 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2465} 2495}
2466 2496
2467void 2497void
2468rxvt_term::scr_remap_chars () 2498rxvt_term::scr_remap_chars () NOTHROW
2469{ 2499{
2470 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2500 for (int i = total_rows; i--; )
2471 scr_remap_chars (screen.text[i], screen.rend[i]); 2501 scr_remap_chars (row_buf [i]);
2472 2502
2473 for (int i = TermWin.nrow; i--; ) 2503 for (int i = nrow; i--; )
2474 {
2475 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2476 scr_remap_chars (swap.text[i], swap.rend[i]);
2477 } 2504 {
2505 scr_remap_chars (drawn_buf [i]);
2506 scr_remap_chars (swap_buf [i]);
2507 }
2478} 2508}
2479 2509
2480void 2510void
2481rxvt_term::scr_recolour () 2511rxvt_term::scr_recolour (bool refresh) NOTHROW
2482{ 2512{
2483 if (1 2513 bool transparent = false;
2484#if TRANSPARENT 2514
2485 && !am_transparent 2515#ifdef HAVE_BG_PIXMAP
2516 if (bg_pixmap != None)
2517 {
2518# ifdef ENABLE_TRANSPARENCY
2519 if (bg_flags & BG_IS_TRANSPARENT)
2520 {
2521 XSetWindowBackgroundPixmap (dpy, parent[0], bg_pixmap);
2522 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2523
2524 transparent = true;
2525 }
2526 else
2486#endif 2527# endif
2487#if XPM_BACKGROUND
2488 && !bgPixmap.pixmap
2489#endif
2490 ) 2528 {
2529 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2530 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2531 }
2491 { 2532 }
2533 else
2534#endif
2535 {
2492 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); 2536 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2493 XClearWindow (display->display, TermWin.parent[0]);
2494 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 2537 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2495#if HAVE_SCROLLBARS 2538 }
2539
2540 XClearWindow (dpy, parent[0]);
2541
2496 if (scrollBar.win) 2542 if (scrollBar.win)
2497 { 2543 {
2544 if (transparent)
2545 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2546 else
2498 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2547 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2499 scrollBar.setIdle (); 2548 scrollBar.state = STATE_IDLE;
2500 scrollbar_show (0); 2549 scrollBar.show (0);
2501 } 2550 }
2502#endif 2551
2552 if (refresh)
2503 } 2553 {
2504
2505 scr_clear (); 2554 scr_clear ();
2506 scr_touch (true); 2555 scr_touch (true);
2556 }
2507 want_refresh = 1; 2557 want_refresh = 1;
2508} 2558}
2509 2559
2510/* ------------------------------------------------------------------------- */ 2560/* ------------------------------------------------------------------------- */
2511void 2561void
2512rxvt_term::scr_clear (bool really) 2562rxvt_term::scr_clear (bool really) NOTHROW
2513{ 2563{
2514 if (!TermWin.mapped) 2564 if (!mapped)
2515 return; 2565 return;
2516 2566
2517 num_scr_allow = 0; 2567 num_scr_allow = 0;
2518 want_refresh = 1; 2568 want_refresh = 1;
2519 2569
2520#if TRANSPARENT 2570 if (really)
2521 if ((options & Opt_transparent) && (am_pixmap_trans == 0)) 2571 XClearWindow (dpy, vt);
2572}
2573
2574void
2575rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2576{
2577 int view_end = view_start + nrow;
2578 int row, col;
2579
2580 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2581 {
2582 text_t *stp = ROW(row).t;
2583 rend_t *srp = ROW(row).r;
2584
2585 for (col = beg_col; col < end_col; col++)
2586 srp[col] ^= rstyle1;
2587
2588 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2589 srp[col] ^= rstyle2;
2590
2591 if (++col < end_col)
2592 srp[col] ^= rstyle2;
2522 { 2593 }
2523 int i; 2594}
2524 2595
2525 if (!(options & Opt_transparent_all)) 2596void
2597rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2598{
2599 int view_end = view_start + nrow;
2600 int row, col;
2601
2602 if (beg_row >= view_start)
2603 {
2604 col = beg_col;
2605 row = beg_row;
2606 }
2607 else
2608 {
2526 i = 0; 2609 col = 0;
2610 row = view_start;
2611 }
2612
2613 for (; row < min (end_row, view_end); row++, col = 0)
2614 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2615 srp[col] ^= rstyle;
2616
2617 if (row == end_row)
2618 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2619 srp[col] ^= rstyle;
2620}
2621
2622/* ------------------------------------------------------------------------- */
2623void
2624rxvt_term::scr_reverse_selection () NOTHROW
2625{
2626 if (selection.op
2627 && current_screen == selection.screen
2628 && selection.end.row >= view_start)
2629 {
2630#if !ENABLE_MINIMAL
2631 if (selection.rect)
2632 scr_xor_rect (selection.beg.row, selection.beg.col,
2633 selection.end.row, selection.end.col,
2634 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2527 else 2635 else
2528 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2529
2530 while (i--)
2531 if (TermWin.parent[i] != None)
2532 XClearWindow (display->display, TermWin.parent[i]);
2533 }
2534#endif 2636#endif
2535 2637 scr_xor_span (selection.beg.row, selection.beg.col,
2536 if (really) 2638 selection.end.row, selection.end.col,
2537 XClearWindow (display->display, TermWin.vt); 2639 RS_Sel | RS_RVid);
2538}
2539
2540/* ------------------------------------------------------------------------- */
2541void
2542rxvt_term::scr_reverse_selection ()
2543{
2544 if (selection.op && current_screen == selection.screen)
2545 {
2546 int end_row = TermWin.saveLines - TermWin.view_start;
2547 int i = selection.beg.row + TermWin.saveLines;
2548 int col, row = selection.end.row + TermWin.saveLines;
2549 rend_t *srp;
2550
2551#if ENABLE_FRILLS
2552 if (selection.rect)
2553 {
2554 end_row += TermWin.nrow;
2555
2556 for (; i <= row && i <= end_row; i++)
2557 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2558 srp[col] ^= RS_RVid;
2559 }
2560 else
2561#endif
2562 {
2563 if (i >= end_row)
2564 col = selection.beg.col;
2565 else
2566 {
2567 col = 0;
2568 i = end_row;
2569 }
2570
2571 end_row += TermWin.nrow;
2572
2573 for (; i < row && i < end_row; i++, col = 0)
2574 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2575 srp[col] ^= RS_RVid;
2576
2577 if (i == row && i < end_row)
2578 for (srp = screen.rend[i]; col < selection.end.col; col++)
2579 srp[col] ^= RS_RVid;
2580 }
2581 } 2640 }
2582} 2641}
2583 2642
2584/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2585/* 2644/*
2586 * Dump the whole scrollback and screen to the passed filedescriptor. The 2645 * Dump the whole scrollback and screen to the passed filedescriptor. The
2587 * invoking routine must close the fd. 2646 * invoking routine must close the fd.
2588 */ 2647 */
2589#if 0 2648#if 0
2590void 2649void
2591rxvt_term::scr_dump (int fd) 2650rxvt_term::scr_dump (int fd) NOTHROW
2592{ 2651{
2593 int row, wrote; 2652 int row, wrote;
2594 unsigned int width, towrite; 2653 unsigned int width, towrite;
2595 char r1[] = "\n"; 2654 const char r1[] = "\n";
2596 2655
2597 for (row = TermWin.saveLines - TermWin.nscrolled; 2656 for (row = saveLines + top_row;
2598 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2657 row < saveLines + nrow - 1; row++)
2599 { 2658 {
2600 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2659 width = row_buf[row].l >= 0 ? row_buf[row].l
2601 : TermWin.ncol; 2660 : ncol;
2602 for (towrite = width; towrite; towrite -= wrote) 2661 for (towrite = width; towrite; towrite -= wrote)
2603 { 2662 {
2604 wrote = write (fd, & (screen.text[row][width - towrite]), 2663 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2605 towrite); 2664 towrite);
2606 if (wrote < 0) 2665 if (wrote < 0)
2607 return; /* XXX: death, no report */ 2666 return; /* XXX: death, no report */
2608 } 2667 }
2609 if (screen.tlen[row] >= 0) 2668 if (row_buf[row].l >= 0)
2610 if (write (fd, r1, 1) <= 0) 2669 if (write (fd, r1, 1) <= 0)
2611 return; /* XXX: death, no report */ 2670 return; /* XXX: death, no report */
2612 } 2671 }
2613} 2672}
2614#endif 2673#endif
2615 2674
2616/* ------------------------------------------------------------------------- * 2675/* ------------------------------------------------------------------------- *
2617 * CHARACTER SELECTION * 2676 * CHARACTER SELECTION *
2618 * ------------------------------------------------------------------------- */ 2677 * ------------------------------------------------------------------------- */
2619
2620/*
2621 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2622 */
2623void 2678void
2624rxvt_term::selection_check (int check_more) 2679rxvt_term::selection_check (int check_more) NOTHROW
2625{ 2680{
2626 row_col_t pos; 2681 row_col_t pos;
2627 2682
2628 if (!selection.op) 2683 if (!selection.op)
2629 return; 2684 return;
2630 2685
2631 pos.row = pos.col = 0; 2686 pos.row = pos.col = 0;
2632 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2687 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2633 || (selection.beg.row >= TermWin.nrow) 2688 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2634 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2689 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2635 || (selection.mark.row >= TermWin.nrow)
2636 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2637 || (selection.end.row >= TermWin.nrow)
2638 || (check_more == 1 2690 || (check_more == 1
2639 && current_screen == selection.screen 2691 && current_screen == selection.screen
2640 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2641 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2642 || (check_more == 2 2694 || (check_more == 2
… …
2644 && ROWCOL_IS_AFTER (selection.end, pos)) 2696 && ROWCOL_IS_AFTER (selection.end, pos))
2645 || (check_more == 3 2697 || (check_more == 3
2646 && ROWCOL_IS_AFTER (selection.end, pos)) 2698 && ROWCOL_IS_AFTER (selection.end, pos))
2647 || (check_more == 4 /* screen width change */ 2699 || (check_more == 4 /* screen width change */
2648 && (selection.beg.row != selection.end.row 2700 && (selection.beg.row != selection.end.row
2649 || selection.end.col > TermWin.ncol))) 2701 || selection.end.col > ncol)))
2650 CLEAR_SELECTION (); 2702 CLEAR_SELECTION ();
2651} 2703}
2652 2704
2653/* ------------------------------------------------------------------------- */ 2705/* ------------------------------------------------------------------------- */
2654/* 2706/*
2655 * Paste a selection direct to the command fd 2707 * Paste a selection direct to the command fd
2656 */ 2708 */
2657void 2709void
2658rxvt_term::paste (unsigned char *data, unsigned int len) 2710rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2659{ 2711{
2660 /* convert normal newline chars into common keyboard Return key sequence */ 2712 /* convert normal newline chars into common keyboard Return key sequence */
2661 for (unsigned int i = 0; i < len; i++) 2713 for (unsigned int i = 0; i < len; i++)
2662 if (data[i] == C0_LF) 2714 if (data[i] == C0_LF)
2663 data[i] = C0_CR; 2715 data[i] = C0_CR;
2664 2716
2717 if (priv_modes & PrivMode_BracketPaste)
2718 tt_printf ("\e[200~");
2719
2665 tt_write (data, len); 2720 tt_write (data, len);
2666}
2667 2721
2668/* ------------------------------------------------------------------------- */ 2722 if (priv_modes & PrivMode_BracketPaste)
2669/* 2723 tt_printf ("\e[201~");
2670 * Respond to a notification that a primary selection has been sent
2671 * EXT: SelectionNotify
2672 */
2673void
2674rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2675{
2676 if (prop == None) /* check for failed XConvertSelection */
2677 {
2678 if ((selection_type & Sel_CompoundText))
2679 {
2680 int selnum = selection_type & Sel_whereMask;
2681
2682 selection_type = 0;
2683 if (selnum != Sel_direct)
2684 selection_request_other (XA_STRING, selnum);
2685 }
2686
2687 if ((selection_type & Sel_UTF8String))
2688 {
2689 int selnum = selection_type & Sel_whereMask;
2690
2691 selection_type = Sel_CompoundText;
2692 if (selnum != Sel_direct)
2693 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2694 else
2695 selection_type = 0;
2696 }
2697
2698 return;
2699 }
2700
2701 unsigned long bytes_after;
2702 XTextProperty ct;
2703
2704 if (XGetWindowProperty (display->display, win, prop,
2705 0, PROP_SIZE / 4,
2706 delete_prop, AnyPropertyType,
2707 &ct.encoding, &ct.format,
2708 &ct.nitems, &bytes_after,
2709 &ct.value) != Success)
2710 {
2711 ct.value = 0;
2712 goto bailout;
2713 }
2714
2715 if (ct.encoding == None)
2716 goto bailout;
2717
2718 if (bytes_after)
2719 {
2720 // fetch and append remaining data
2721 XTextProperty ct2;
2722
2723 if (XGetWindowProperty (display->display, win, prop,
2724 ct.nitems / 4, (bytes_after + 3) / 4,
2725 delete_prop, AnyPropertyType,
2726 &ct2.encoding, &ct2.format,
2727 &ct2.nitems, &bytes_after,
2728 &ct2.value) != Success)
2729 goto bailout;
2730
2731 // realloc should be compatible to XFree, here, and elsewhere, too
2732 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2733 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2734 ct.nitems += ct2.nitems;
2735
2736 XFree (ct2.value);
2737 }
2738
2739 if (ct.value == 0)
2740 goto bailout;
2741
2742 if (ct.encoding == xa[XA_INCR])
2743 {
2744 // INCR selection, start handshake
2745 if (!delete_prop)
2746 XDeleteProperty (display->display, win, prop);
2747
2748 selection_wait = Sel_incr;
2749 incr_buf_fill = 0;
2750 incr_ev.start (NOW + 10);
2751
2752 goto bailout;
2753 }
2754
2755 if (ct.nitems == 0)
2756 {
2757 if (selection_wait == Sel_incr)
2758 {
2759 XFree (ct.value);
2760
2761 // finally complete, now paste the whole thing
2762 selection_wait = Sel_normal;
2763 ct.value = (unsigned char *)incr_buf;
2764 ct.nitems = incr_buf_fill;
2765 incr_buf = 0;
2766 incr_buf_size = 0;
2767 incr_ev.stop ();
2768 }
2769 else
2770 {
2771 if (selection_wait == Sel_normal
2772 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2773 {
2774 /*
2775 * pass through again trying CUT_BUFFER0 if we've come from
2776 * XConvertSelection () but nothing was presented
2777 */
2778 selection_paste (display->root, XA_CUT_BUFFER0, False);
2779 }
2780
2781 goto bailout;
2782 }
2783 }
2784 else if (selection_wait == Sel_incr)
2785 {
2786 incr_ev.start (NOW + 10);
2787
2788 while (incr_buf_fill + ct.nitems > incr_buf_size)
2789 {
2790 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2791 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2792 }
2793
2794 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2795 incr_buf_fill += ct.nitems;
2796
2797 goto bailout;
2798 }
2799
2800 char **cl;
2801 int cr;
2802
2803#if ENABLE_FRILLS
2804 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2805 // so recode it manually
2806 if (ct.encoding == xa[XA_UTF8_STRING])
2807 {
2808 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2809 char *s = rxvt_wcstombs (w);
2810 free (w);
2811 // TODO: strlen == only the first element will be converted. well...
2812 paste ((unsigned char *)s, strlen (s));
2813 free (s);
2814 }
2815 else
2816#endif
2817 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2818 && cl)
2819 {
2820 for (int i = 0; i < cr; i++)
2821 paste ((unsigned char *)cl[i], strlen (cl[i]));
2822
2823 XFreeStringList (cl);
2824 }
2825 else
2826 paste (ct.value, ct.nitems); // paste raw
2827
2828bailout:
2829 XFree (ct.value);
2830
2831 if (selection_wait == Sel_normal)
2832 selection_wait = Sel_none;
2833} 2724}
2834 2725
2835void 2726void
2836rxvt_term::incr_cb (time_watcher &w) 2727rxvt_term::paste (char *data, unsigned int len) NOTHROW
2837{ 2728{
2838 selection_wait = Sel_none; 2729 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2839
2840 incr_buf_size = 0;
2841 free (incr_buf);
2842
2843 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2844}
2845
2846void
2847rxvt_term::selection_property (Window win, Atom prop)
2848{
2849 if (prop == None || selection_wait != Sel_incr)
2850 return; 2730 return;
2851 2731
2852 selection_paste (win, prop, true); 2732 tt_paste (data, len);
2853} 2733}
2854 2734
2855/* ------------------------------------------------------------------------- */ 2735/* ------------------------------------------------------------------------- */
2856/* 2736/*
2857 * Request the current selection: 2737 * Request the current selection:
2858 * Order: > internal selection if available 2738 * Order: > internal selection if available
2859 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2739 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2860 * > CUT_BUFFER0 2740 * > CUT_BUFFER0
2861 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2741 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2862 * will auto fallback to CUT_BUFFER0 2742 * will auto fallback to CUT_BUFFER0
2863 * EXT: button 2 release 2743 * EXT: button 2 release
2864 */ 2744 */
2745
2746static void
2747selection_cb (char *data, unsigned int len, rxvt_selection *rs, void *ptr)
2748{
2749 if (data)
2750 {
2751 rxvt_term *term = (rxvt_term *)ptr;
2752 term->paste (data, len);
2753 }
2754 delete rs;
2755}
2756
2865void 2757void
2866rxvt_term::selection_request (Time tm, int x, int y) 2758rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2867{ 2759{
2868 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height) 2760 if (selection.text && selnum == Sel_Primary)
2869 return; /* outside window */ 2761 {
2870
2871 if (selection.text)
2872 { /* internal selection */ 2762 /* internal selection */
2873 char *str = rxvt_wcstombs (selection.text, selection.len); 2763 char *str = rxvt_wcstombs (selection.text, selection.len);
2874 paste ((unsigned char *)str, strlen (str)); 2764 paste (str, strlen (str));
2875 free (str); 2765 free (str);
2876 return; 2766 return;
2877 } 2767 }
2878 else 2768 else
2879 { 2769 {
2880 int i; 2770 new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], selection_cb, this);
2881
2882 selection_request_time = tm;
2883 selection_wait = Sel_normal;
2884
2885 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2886 {
2887#if X_HAVE_UTF8_STRING
2888 selection_type = Sel_UTF8String;
2889 if (selection_request_other (xa[XA_UTF8_STRING], i))
2890 return;
2891#else
2892 selection_type = Sel_CompoundText;
2893 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2894 return;
2895#endif
2896 }
2897 }
2898
2899 selection_wait = Sel_none; /* don't loop in selection_paste () */
2900 selection_paste (display->root, XA_CUT_BUFFER0, false);
2901}
2902
2903int
2904rxvt_term::selection_request_other (Atom target, int selnum)
2905{
2906 Atom sel;
2907#ifdef DEBUG_SELECT
2908 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2909#endif
2910
2911 selection_type |= selnum;
2912
2913 if (selnum == Sel_Primary)
2914 sel = XA_PRIMARY;
2915 else if (selnum == Sel_Secondary)
2916 sel = XA_SECONDARY;
2917 else
2918 sel = xa[XA_CLIPBOARD];
2919
2920 if (XGetSelectionOwner (display->display, sel) != None)
2921 { 2771 }
2922 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2923 TermWin.vt, selection_request_time);
2924 return 1;
2925 }
2926
2927 return 0;
2928} 2772}
2929 2773
2930/* ------------------------------------------------------------------------- */ 2774/* ------------------------------------------------------------------------- */
2931/* 2775/*
2932 * Clear all selected text 2776 * Clear all selected text
2933 * EXT: SelectionClear 2777 * EXT: SelectionClear
2934 */ 2778 */
2935void 2779void
2936rxvt_term::selection_clear () 2780rxvt_term::selection_clear (bool clipboard) NOTHROW
2937{ 2781{
2782 if (!clipboard)
2783 {
2938 want_refresh = 1; 2784 want_refresh = 1;
2939 free (selection.text); 2785 free (selection.text);
2940 selection.text = NULL; 2786 selection.text = NULL;
2941 selection.len = 0; 2787 selection.len = 0;
2942 CLEAR_SELECTION (); 2788 CLEAR_SELECTION ();
2943 2789
2944 if (display->selection_owner == this) 2790 if (display->selection_owner == this)
2945 display->selection_owner = 0; 2791 display->selection_owner = 0;
2792 }
2793 else
2794 {
2795 free (selection.clip_text);
2796 selection.clip_text = NULL;
2797 selection.clip_len = 0;
2798
2799 if (display->clipboard_owner == this)
2800 display->clipboard_owner = 0;
2801 }
2946} 2802}
2947 2803
2948/* ------------------------------------------------------------------------- */ 2804/* ------------------------------------------------------------------------- */
2949/* 2805/*
2950 * Copy a selection into the cut buffer 2806 * Copy a selection into the cut buffer
2951 * EXT: button 1 or 3 release 2807 * EXT: button 1 or 3 release
2952 */ 2808 */
2953void 2809void
2954rxvt_term::selection_make (Time tm) 2810rxvt_term::selection_make (Time tm)
2955{ 2811{
2956 int i, col, end_col, row, end_row; 2812 int size;
2957 wchar_t *new_selection_text; 2813 wchar_t *new_selection_text;
2958 text_t *t; 2814 text_t *t;
2959 2815
2960 switch (selection.op) 2816 switch (selection.op)
2961 { 2817 {
… …
2974 selection.op = SELECTION_DONE; 2830 selection.op = SELECTION_DONE;
2975 2831
2976 if (selection.clicks == 4) 2832 if (selection.clicks == 4)
2977 return; /* nothing selected, go away */ 2833 return; /* nothing selected, go away */
2978 2834
2835 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2836 return;
2837
2979 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2838 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2980 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2839 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2981 2840
2982 col = selection.beg.col;
2983 row = selection.beg.row + TermWin.saveLines;
2984 end_row = selection.end.row + TermWin.saveLines;
2985 int ofs = 0; 2841 int ofs = 0;
2986 int extra = 0; 2842 int extra = 0;
2987 2843
2844 int col = selection.beg.col;
2845 int row = selection.beg.row;
2846
2847 int end_col;
2848
2988 for (; row <= end_row; row++, col = 0) 2849 for (; row <= selection.end.row; row++, col = 0)
2989 { 2850 {
2990 end_col = screen.tlen[row]; 2851#if !ENABLE_MINIMAL
2991
2992#if ENABLE_FRILLS
2993 if (selection.rect) 2852 if (selection.rect)
2994 { 2853 {
2995 col = selection.beg.col; 2854 col = selection.beg.col;
2996 end_col = TermWin.ncol + 1;
2997 }
2998#endif
2999
3000 MAX_IT (col, 0);
3001
3002 if (end_col == -1)
3003 end_col = TermWin.ncol; 2855 end_col = selection.end.col;
2856 }
2857 else
2858#endif
2859 end_col = ROW(row).l;
3004 2860
3005 if (row == end_row || selection.rect) 2861 col = max (col, 0);
2862
2863 if (row == selection.end.row)
3006 MIN_IT (end_col, selection.end.col); 2864 min_it (end_col, selection.end.col);
3007 2865
3008 t = &screen.text[row][col]; 2866 t = ROW(row).t + col;
2867
3009 for (; col < end_col; col++) 2868 for (; col < end_col; col++)
3010 { 2869 {
3011 if (*t == NOCHAR) 2870 if (*t == NOCHAR)
3012 t++; 2871 t++;
3013#if ENABLE_COMBINING 2872#if ENABLE_COMBINING
… …
3017 2876
3018 extra -= (len - 1); 2877 extra -= (len - 1);
3019 2878
3020 if (extra < 0) 2879 if (extra < 0)
3021 { 2880 {
3022 extra += i; 2881 extra += size;
3023 i += i; 2882 size += size;
3024 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2883 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3025 } 2884 }
3026 2885
3027 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2886 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3028 } 2887 }
3029#endif 2888#endif
3030 else 2889 else
3031 new_selection_text[ofs++] = *t++; 2890 new_selection_text[ofs++] = *t++;
3032 } 2891 }
3033 2892
3034 if (screen.tlen[row] != -1 && row != end_row) 2893#if !ENABLE_MINIMAL
2894 if (selection.rect)
2895 {
2896 while (ofs
2897 && new_selection_text[ofs - 1] != C0_LF
2898 && unicode::is_space (new_selection_text[ofs - 1]))
2899 --ofs;
2900
3035 new_selection_text[ofs++] = C0_LF; 2901 new_selection_text[ofs++] = C0_LF;
3036 } 2902 }
3037 2903 else
3038 if (end_col != selection.end.col) 2904#endif
2905 if (!ROW(row).is_longer ()
2906 && (row != selection.end.row || end_col != selection.end.col)
2907 && (row != selection.beg.row || selection.beg.col < ncol))
3039 new_selection_text[ofs++] = C0_LF; 2908 new_selection_text[ofs++] = C0_LF;
2909 }
3040 2910
3041 new_selection_text[ofs] = 0; 2911 new_selection_text[ofs] = 0;
3042 2912
3043 if (ofs == 0) 2913 if (ofs == 0)
3044 { 2914 {
… …
3050 2920
3051 // we usually allocate much more than necessary, so realloc it smaller again 2921 // we usually allocate much more than necessary, so realloc it smaller again
3052 selection.len = ofs; 2922 selection.len = ofs;
3053 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2923 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3054 2924
3055 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2925 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3056 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2926 return;
3057 display->set_selection_owner (this); 2927
2928 selection_grab (tm);
2929}
2930
2931bool
2932rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2933{
2934 Atom sel;
2935
2936 if (!clipboard)
2937 {
2938 selection_time = tm;
2939 sel = XA_PRIMARY;
2940 }
3058 else 2941 else
3059 rxvt_warn ("can't get primary selection, ignoring.\n"); 2942 {
2943 clipboard_time = tm;
2944 sel = xa[XA_CLIPBOARD];
2945 }
2946
2947 XSetSelectionOwner (dpy, sel, vt, tm);
2948 if (XGetSelectionOwner (dpy, sel) == vt)
2949 {
2950 display->set_selection_owner (this, clipboard);
2951 return true;
2952 }
2953 else
2954 {
2955 selection_clear (clipboard);
2956 return false;
2957 }
3060 2958
3061#if 0 2959#if 0
3062 XTextProperty ct; 2960 XTextProperty ct;
3063 2961
3064 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2962 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3065 { 2963 {
3066 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2964 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3067 XFree (ct.value); 2965 XFree (ct.value);
3068 } 2966 }
3069#endif 2967#endif
3070
3071 selection_time = tm;
3072} 2968}
3073 2969
3074/* ------------------------------------------------------------------------- */ 2970/* ------------------------------------------------------------------------- */
3075/* 2971/*
3076 * Mark or select text based upon number of clicks: 1, 2, or 3 2972 * Mark or select text based upon number of clicks: 1, 2, or 3
3077 * EXT: button 1 press 2973 * EXT: button 1 press
3078 */ 2974 */
3079void 2975void
3080rxvt_term::selection_click (int clicks, int x, int y) 2976rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3081{ 2977{
3082 clicks = ((clicks - 1) % 3) + 1; 2978 clicks = ((clicks - 1) % 3) + 1;
3083 selection.clicks = clicks; /* save clicks so extend will work */ 2979 selection.clicks = clicks; /* save clicks so extend will work */
3084 2980
2981 if (clicks == 2 && !selection.rect
2982 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2983 {
2984 MEvent.clicks = 1; // what a mess
2985 selection.screen = current_screen;
2986 selection.op = SELECTION_CONT;
2987 return;
2988 }
2989
3085 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2990 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3086 2991
3087 if (clicks == 2 || clicks == 3) 2992 if (clicks == 2 || clicks == 3)
3088 selection_extend_colrow (selection.mark.col, 2993 selection_extend_colrow (selection.mark.col,
3089 selection.mark.row + TermWin.view_start, 2994 selection.mark.row - view_start,
3090 0, /* button 3 */ 2995 0, /* button 3 */
3091 1, /* button press */ 2996 1, /* button press */
3092 0); /* click change */ 2997 0); /* click change */
3093} 2998}
3094 2999
3095/* ------------------------------------------------------------------------- */ 3000/* ------------------------------------------------------------------------- */
3096/* 3001/*
3097 * Mark a selection at the specified col/row 3002 * Mark a selection at the specified col/row
3098 */ 3003 */
3099void 3004void
3100rxvt_term::selection_start_colrow (int col, int row) 3005rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3101{ 3006{
3102 want_refresh = 1; 3007 want_refresh = 1;
3008
3009 selection.mark.row = row + view_start;
3103 selection.mark.col = col; 3010 selection.mark.col = col;
3104 selection.mark.row = row - TermWin.view_start;
3105 3011
3106 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3012 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3107 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3013 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3108 MAX_IT (selection.mark.col, 0);
3109 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3110 3014
3111 while (selection.mark.col > 0 3015 while (selection.mark.col > 0
3112 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3016 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3113 --selection.mark.col; 3017 --selection.mark.col;
3114 3018
3115 if (selection.op) 3019 if (selection.op)
3020 {
3116 { /* clear the old selection */ 3021 /* clear the old selection */
3117 selection.beg.row = selection.end.row = selection.mark.row; 3022 selection.beg.row = selection.end.row = selection.mark.row;
3118 selection.beg.col = selection.end.col = selection.mark.col; 3023 selection.beg.col = selection.end.col = selection.mark.col;
3119 } 3024 }
3120 3025
3121 selection.op = SELECTION_INIT; 3026 selection.op = SELECTION_INIT;
… …
3132#define DELIMIT_TEXT(x) \ 3037#define DELIMIT_TEXT(x) \
3133 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3038 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3134#define DELIMIT_REND(x) 1 3039#define DELIMIT_REND(x) 1
3135 3040
3136void 3041void
3137rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3042rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3138{ 3043{
3139 int col, row, dirnadd, tcol, trow, w1, w2; 3044 int col, row, dirnadd, tcol, trow, w1, w2;
3140 row_col_t bound; 3045 row_col_t bound;
3141 text_t *stp; 3046 text_t *stp;
3142 rend_t *srp; 3047 rend_t *srp;
3143 3048
3144 if (dirn == UP) 3049 if (dirn == UP)
3145 { 3050 {
3146 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3051 bound.row = top_row - 1;
3147 bound.col = 0; 3052 bound.col = 0;
3148 dirnadd = -1; 3053 dirnadd = -1;
3149 } 3054 }
3150 else 3055 else
3151 { 3056 {
3152 bound.row = TermWin.saveLines + TermWin.nrow; 3057 bound.row = nrow;
3153 bound.col = TermWin.ncol - 1; 3058 bound.col = ncol - 1;
3154 dirnadd = 1; 3059 dirnadd = 1;
3155 } 3060 }
3156 3061
3157 row = mark->row + TermWin.saveLines; 3062 row = mark->row;
3158 col = mark->col; 3063 col = max (mark->col, 0);
3159 MAX_IT (col, 0); 3064
3160 /* find the edge of a word */ 3065 /* find the edge of a word */
3161 stp = &screen.text[row][col]; 3066 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3162 w1 = DELIMIT_TEXT (*stp); 3067 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3163
3164 srp = &screen.rend[row][col];
3165 w2 = DELIMIT_REND (*srp);
3166 3068
3167 for (;;) 3069 for (;;)
3168 { 3070 {
3169 for (; col != bound.col; col += dirnadd) 3071 for (; col != bound.col; col += dirnadd)
3170 { 3072 {
… …
3180 break; 3082 break;
3181 } 3083 }
3182 3084
3183 if ((col == bound.col) && (row != bound.row)) 3085 if ((col == bound.col) && (row != bound.row))
3184 { 3086 {
3185 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3087 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3186 { 3088 {
3187 trow = row + dirnadd; 3089 trow = row + dirnadd;
3188 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3090 tcol = dirn == UP ? ncol - 1 : 0;
3189 3091
3190 if (screen.text[trow] == NULL) 3092 if (!ROW(trow).t)
3191 break; 3093 break;
3192 3094
3193 stp = & (screen.text[trow][tcol]); 3095 stp = ROW(trow).t + tcol;
3194 srp = & (screen.rend[trow][tcol]); 3096 srp = ROW(trow).r + tcol;
3195 3097
3196 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3098 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3197 break; 3099 break;
3198 3100
3199 row = trow; 3101 row = trow;
… …
3202 } 3104 }
3203 } 3105 }
3204 break; 3106 break;
3205 } 3107 }
3206 3108
3207Old_Word_Selection_You_Die:
3208 if (dirn == DN) 3109 if (dirn == DN)
3209 col++; /* put us on one past the end */ 3110 col++; /* put us on one past the end */
3210 3111
3211 /* Poke the values back in */ 3112 /* Poke the values back in */
3212 ret->row = row - TermWin.saveLines; 3113 ret->row = row;
3213 ret->col = col; 3114 ret->col = col;
3214} 3115}
3215 3116
3216/* ------------------------------------------------------------------------- */ 3117/* ------------------------------------------------------------------------- */
3217/* 3118/*
… …
3220 * flag == 0 ==> button 1 3121 * flag == 0 ==> button 1
3221 * flag == 1 ==> button 3 press 3122 * flag == 1 ==> button 3 press
3222 * flag == 2 ==> button 3 motion 3123 * flag == 2 ==> button 3 motion
3223 */ 3124 */
3224void 3125void
3225rxvt_term::selection_extend (int x, int y, int flag) 3126rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3226{ 3127{
3227 int col, row; 3128 int col = clamp (Pixel2Col (x), 0, ncol);
3228 3129 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3229 col = Pixel2Col (x);
3230 row = Pixel2Row (y);
3231 MAX_IT (row, 0);
3232 MIN_IT (row, (int)TermWin.nrow - 1);
3233 MAX_IT (col, 0);
3234 MIN_IT (col, (int)TermWin.ncol);
3235 3130
3236 /* 3131 /*
3237 * If we're selecting characters (single click) then we must check first 3132 * If we're selecting characters (single click) then we must check first
3238 * if we are at the same place as the original mark. If we are then 3133 * if we are at the same place as the original mark. If we are then
3239 * select nothing. Otherwise, if we're to the right of the mark, you have to 3134 * select nothing. Otherwise, if we're to the right of the mark, you have to
3240 * be _past_ a character for it to be selected. 3135 * be _past_ a character for it to be selected.
3241 */ 3136 */
3242 if (((selection.clicks % 3) == 1) && !flag 3137 if (((selection.clicks % 3) == 1) && !flag
3243 && (col == selection.mark.col 3138 && (col == selection.mark.col
3244 && (row == selection.mark.row + TermWin.view_start))) 3139 && (row == selection.mark.row - view_start)))
3245 { 3140 {
3246 /* select nothing */ 3141 /* select nothing */
3247 selection.beg.row = selection.end.row = 0; 3142 selection.beg.row = selection.end.row = 0;
3248 selection.beg.col = selection.end.col = 0; 3143 selection.beg.col = selection.end.col = 0;
3249 selection.clicks = 4; 3144 selection.clicks = 4;
… …
3262/* ------------------------------------------------------------------------- */ 3157/* ------------------------------------------------------------------------- */
3263/* 3158/*
3264 * Extend the selection to the specified col/row 3159 * Extend the selection to the specified col/row
3265 */ 3160 */
3266void 3161void
3267rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3162rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3268{ 3163{
3269 int16_t ncol = TermWin.ncol;
3270 int end_col;
3271 row_col_t pos; 3164 row_col_t pos;
3272 enum { 3165 enum {
3273 LEFT, RIGHT 3166 LEFT, RIGHT
3274 } closeto = RIGHT; 3167 } closeto = RIGHT;
3275 3168
… …
3306 selection.beg.col = selection.end.col = selection.mark.col; 3199 selection.beg.col = selection.end.col = selection.mark.col;
3307 selection.beg.row = selection.end.row = selection.mark.row; 3200 selection.beg.row = selection.end.row = selection.mark.row;
3308 } 3201 }
3309 3202
3310 pos.col = col; 3203 pos.col = col;
3311 pos.row = row; 3204 pos.row = view_start + row;
3312
3313 pos.row -= TermWin.view_start; /* adjust for scroll */
3314 3205
3315 /* 3206 /*
3316 * This is mainly xterm style selection with a couple of differences, mainly 3207 * This is mainly xterm style selection with a couple of differences, mainly
3317 * in the way button3 drag extension works. 3208 * in the way button3 drag extension works.
3318 * We're either doing: button1 drag; button3 press; or button3 drag 3209 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3324 * a point/word/line which is either the start or end of the selection 3215 * a point/word/line which is either the start or end of the selection
3325 * and it was decided by whichever point/word/line was `fixed' at the 3216 * and it was decided by whichever point/word/line was `fixed' at the
3326 * time of the most recent button3 press 3217 * time of the most recent button3 press
3327 */ 3218 */
3328 if (button3 && buttonpress) 3219 if (button3 && buttonpress)
3220 {
3329 { /* button3 press */ 3221 /* button3 press */
3330 /* 3222 /*
3331 * first determine which edge of the selection we are closest to 3223 * first determine which edge of the selection we are closest to
3332 */ 3224 */
3333 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3225 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3334 || (!ROWCOL_IS_AFTER (pos, selection.end) 3226 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3352 selection.mark.row = selection.beg.row; 3244 selection.mark.row = selection.beg.row;
3353 selection.mark.col = selection.beg.col; 3245 selection.mark.col = selection.beg.col;
3354 } 3246 }
3355 } 3247 }
3356 else 3248 else
3249 {
3357 { /* button1 drag or button3 drag */ 3250 /* button1 drag or button3 drag */
3358 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3251 if (ROWCOL_IS_AFTER (selection.mark, pos))
3359 { 3252 {
3360 if (selection.mark.row == selection.end.row 3253 if (selection.mark.row == selection.end.row
3361 && selection.mark.col == selection.end.col 3254 && selection.mark.col == selection.end.col
3362 && clickchange 3255 && clickchange
… …
3377 } 3270 }
3378 } 3271 }
3379 3272
3380 if (selection.clicks == 1) 3273 if (selection.clicks == 1)
3381 { 3274 {
3382 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3275 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3383 3276 && !ROW(selection.beg.row).is_longer ()
3384 if (selection.beg.col > end_col 3277#if !ENABLE_MINIMAL
3385 && end_col != -1
3386#if ENABLE_FRILLS
3387 && !selection.rect 3278 && !selection.rect
3388#endif 3279#endif
3389 ) 3280 )
3390 selection.beg.col = ncol; 3281 selection.beg.col = ncol;
3391 3282
3392 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3393
3394 if ( 3283 if (
3395 selection.end.col > end_col 3284 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3396 && end_col != -1 3285 && !ROW(selection.end.row).is_longer ()
3397#if ENABLE_FRILLS 3286#if !ENABLE_MINIMAL
3398 && !selection.rect 3287 && !selection.rect
3399#endif 3288#endif
3400 ) 3289 )
3401 selection.end.col = ncol; 3290 selection.end.col = ncol;
3402 } 3291 }
… …
3409 selection_delimit_word (DN, &selection.end, &selection.end); 3298 selection_delimit_word (DN, &selection.end, &selection.end);
3410 } 3299 }
3411 else if (selection.clicks == 3) 3300 else if (selection.clicks == 3)
3412 { 3301 {
3413#if ENABLE_FRILLS 3302#if ENABLE_FRILLS
3414 if (options & Opt_tripleclickwords) 3303 if (option (Opt_tripleclickwords))
3415 { 3304 {
3416 int end_row;
3417
3418 selection_delimit_word (UP, &selection.beg, &selection.beg); 3305 selection_delimit_word (UP, &selection.beg, &selection.beg);
3419 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3420 3306
3421 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3307 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3422 { 3308 {
3423 end_col = screen.tlen[end_row + TermWin.saveLines]; 3309 if (!ROW(end_row).is_longer ())
3424
3425 if (end_col != -1)
3426 { 3310 {
3427 selection.end.row = end_row; 3311 selection.end.row = end_row;
3428 selection.end.col = end_col; 3312 selection.end.col = ROW(end_row).l;
3313# if !ENABLE_MINIMAL
3429 selection_remove_trailing_spaces (); 3314 selection_remove_trailing_spaces ();
3315# endif
3430 break; 3316 break;
3431 } 3317 }
3432 } 3318 }
3433 } 3319 }
3434 else 3320 else
… …
3439 3325
3440 selection.beg.col = 0; 3326 selection.beg.col = 0;
3441 selection.end.col = ncol; 3327 selection.end.col = ncol;
3442 3328
3443 // select a complete logical line 3329 // select a complete logical line
3444 while (selection.beg.row > -TermWin.saveLines 3330 while (selection.beg.row > -saveLines
3445 && screen.tlen[selection.beg.row - 1 + TermWin.saveLines] == -1) 3331 && ROW(selection.beg.row - 1).is_longer ())
3446 selection.beg.row--; 3332 selection.beg.row--;
3447 3333
3448 while (selection.end.row < TermWin.nrow 3334 while (selection.end.row < nrow
3449 && screen.tlen[selection.end.row + TermWin.saveLines] == -1) 3335 && ROW(selection.end.row).is_longer ())
3450 selection.end.row++; 3336 selection.end.row++;
3451 } 3337 }
3452 } 3338 }
3453 3339
3454 if (button3 && buttonpress) 3340 if (button3 && buttonpress)
3341 {
3455 { /* mark may need to be changed */ 3342 /* mark may need to be changed */
3456 if (closeto == LEFT) 3343 if (closeto == LEFT)
3457 { 3344 {
3458 selection.mark.row = selection.end.row; 3345 selection.mark.row = selection.end.row;
3459 selection.mark.col = selection.end.col - (selection.clicks == 2); 3346 selection.mark.col = selection.end.col - (selection.clicks == 2);
3460 } 3347 }
… …
3463 selection.mark.row = selection.beg.row; 3350 selection.mark.row = selection.beg.row;
3464 selection.mark.col = selection.beg.col; 3351 selection.mark.col = selection.beg.col;
3465 } 3352 }
3466 } 3353 }
3467 3354
3468#if ENABLE_FRILLS 3355#if !ENABLE_MINIMAL
3469 if (selection.rect && selection.beg.col > selection.end.col) 3356 if (selection.rect && selection.beg.col > selection.end.col)
3470 SWAP_IT (selection.beg.col, selection.end.col, int); 3357 ::swap (selection.beg.col, selection.end.col);
3471#endif 3358#endif
3472} 3359}
3473 3360
3474#if ENABLE_FRILLS 3361#if !ENABLE_MINIMAL
3475void 3362void
3476rxvt_term::selection_remove_trailing_spaces () 3363rxvt_term::selection_remove_trailing_spaces () NOTHROW
3477{ 3364{
3478 int32_t end_col, end_row; 3365 int32_t end_col, end_row;
3479 text_t *stp; 3366 text_t *stp;
3480 3367
3481 end_col = selection.end.col; 3368 end_col = selection.end.col;
3482 end_row = selection.end.row; 3369 end_row = selection.end.row;
3483 3370
3484 for ( ; end_row >= selection.beg.row; ) 3371 for (; end_row >= selection.beg.row; )
3485 { 3372 {
3486 stp = screen.text[end_row + TermWin.saveLines]; 3373 stp = ROW(end_row).t;
3487 3374
3488 while (--end_col >= 0) 3375 while (--end_col >= 0)
3489 { 3376 {
3490 if (stp[end_col] != ' ' 3377 if (stp[end_col] != NOCHAR
3491 && stp[end_col] != '\t' 3378 && !unicode::is_space (stp[end_col]))
3492 && stp[end_col] != NOCHAR)
3493 break; 3379 break;
3494 } 3380 }
3495 3381
3496 if (end_col >= 0 3382 if (end_col >= 0
3497 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3383 || !ROW(end_row - 1).is_longer ())
3498 { 3384 {
3499 selection.end.col = end_col + 1; 3385 selection.end.col = end_col + 1;
3500 selection.end.row = end_row; 3386 selection.end.row = end_row;
3501 break; 3387 break;
3502 } 3388 }
3503 3389
3504 end_row--; 3390 end_row--;
3505 end_col = TermWin.ncol; 3391 end_col = ncol;
3506 } 3392 }
3507 3393
3508 if (selection.mark.row > selection.end.row) 3394 if (selection.mark.row > selection.end.row)
3509 { 3395 {
3510 selection.mark.row = selection.end.row; 3396 selection.mark.row = selection.end.row;
… …
3520/* 3406/*
3521 * Double click on button 3 when already selected 3407 * Double click on button 3 when already selected
3522 * EXT: button 3 double click 3408 * EXT: button 3 double click
3523 */ 3409 */
3524void 3410void
3525rxvt_term::selection_rotate (int x, int y) 3411rxvt_term::selection_rotate (int x, int y) NOTHROW
3526{ 3412{
3527 selection.clicks = selection.clicks % 3 + 1; 3413 selection.clicks = selection.clicks % 3 + 1;
3528 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3414 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3529} 3415}
3530 3416
… …
3532/* 3418/*
3533 * Respond to a request for our current selection 3419 * Respond to a request for our current selection
3534 * EXT: SelectionRequest 3420 * EXT: SelectionRequest
3535 */ 3421 */
3536void 3422void
3537rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3423rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3538{ 3424{
3539 XSelectionEvent ev; 3425 XSelectionEvent ev;
3540 dDisp;
3541 3426
3542 ev.type = SelectionNotify; 3427 ev.type = SelectionNotify;
3543 ev.property = None; 3428 ev.property = None;
3544 ev.display = rq.display; 3429 ev.display = rq.display;
3545 ev.requestor = rq.requestor; 3430 ev.requestor = rq.requestor;
… …
3559 *target++ = xa[XA_COMPOUND_TEXT]; 3444 *target++ = xa[XA_COMPOUND_TEXT];
3560#if X_HAVE_UTF8_STRING 3445#if X_HAVE_UTF8_STRING
3561 *target++ = xa[XA_UTF8_STRING]; 3446 *target++ = xa[XA_UTF8_STRING];
3562#endif 3447#endif
3563 3448
3564 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3449 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3565 32, PropModeReplace, 3450 32, PropModeReplace,
3566 (unsigned char *)target_list, target - target_list); 3451 (unsigned char *)target_list, target - target_list);
3567 ev.property = rq.property; 3452 ev.property = rq.property;
3568 } 3453 }
3569#if TODO // TODO 3454#if TODO // TODO
3570 else if (rq.target == xa[XA_MULTIPLE]) 3455 else if (rq.target == xa[XA_MULTIPLE])
3571 { 3456 {
3572 /* TODO: Handle MULTIPLE */ 3457 /* TODO: Handle MULTIPLE */
3573 } 3458 }
3574#endif 3459#endif
3575 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3460 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3576 { 3461 {
3577 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3462 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3578 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3463 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3464 ev.property = rq.property;
3465 }
3466 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3467 {
3468 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3469 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3579 ev.property = rq.property; 3470 ev.property = rq.property;
3580 } 3471 }
3581 else if (rq.target == XA_STRING 3472 else if (rq.target == XA_STRING
3582 || rq.target == xa[XA_TEXT] 3473 || rq.target == xa[XA_TEXT]
3583 || rq.target == xa[XA_COMPOUND_TEXT] 3474 || rq.target == xa[XA_COMPOUND_TEXT]
… …
3606 style = enc_string; 3497 style = enc_string;
3607 else if (target == xa[XA_TEXT]) 3498 else if (target == xa[XA_TEXT])
3608 style = enc_text; 3499 style = enc_text;
3609 else if (target == xa[XA_COMPOUND_TEXT]) 3500 else if (target == xa[XA_COMPOUND_TEXT])
3610 style = enc_compound_text; 3501 style = enc_compound_text;
3611#if ENABLE_FRILLS 3502#if !ENABLE_MINIMAL
3612 else if (target == xa[XA_UTF8_STRING]) 3503 else if (target == xa[XA_UTF8_STRING])
3613 style = enc_utf8; 3504 style = enc_utf8;
3614#endif 3505#endif
3615 else 3506 else
3616 { 3507 {
3617 target = xa[XA_COMPOUND_TEXT]; 3508 target = xa[XA_COMPOUND_TEXT];
3618 style = enc_compound_text; 3509 style = enc_compound_text;
3619 } 3510 }
3620 3511
3621 if (selection.text) 3512 if (rq.selection == XA_PRIMARY && selection.text)
3622 { 3513 {
3623 cl = selection.text; 3514 cl = selection.text;
3624 selectlen = selection.len; 3515 selectlen = selection.len;
3625 } 3516 }
3517 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3518 {
3519 cl = selection.clip_text;
3520 selectlen = selection.clip_len;
3521 }
3626 else 3522 else
3627 { 3523 {
3628 cl = L""; 3524 cl = L"";
3629 selectlen = 0; 3525 selectlen = 0;
3630 } 3526 }
3631 3527
3632#if ENABLE_FRILLS 3528#if !ENABLE_MINIMAL
3633 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3529 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3634 // so recode it manually 3530 // so recode it manually
3635 if (style == enc_utf8) 3531 if (style == enc_utf8)
3636 { 3532 {
3637 freect = 1; 3533 freect = 1;
… …
3640 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3536 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3641 ct.nitems = strlen ((char *)ct.value); 3537 ct.nitems = strlen ((char *)ct.value);
3642 } 3538 }
3643 else 3539 else
3644#endif 3540#endif
3645 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3541 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3646 freect = 1; 3542 freect = 1;
3647 else 3543 else
3648 { 3544 {
3649 /* if we failed to convert then send it raw */ 3545 /* if we failed to convert then send it raw */
3650 ct.value = (unsigned char *)cl; 3546 ct.value = (unsigned char *)cl;
3651 ct.nitems = selectlen; 3547 ct.nitems = selectlen;
3652 ct.encoding = target; 3548 ct.encoding = target;
3653 } 3549 }
3654 3550
3655 XChangeProperty (disp, rq.requestor, rq.property, 3551 XChangeProperty (dpy, rq.requestor, rq.property,
3656 ct.encoding, 8, PropModeReplace, 3552 ct.encoding, 8, PropModeReplace,
3657 ct.value, (int)ct.nitems); 3553 ct.value, (int)ct.nitems);
3658 ev.property = rq.property; 3554 ev.property = rq.property;
3659 3555
3660 if (freect) 3556 if (freect)
3661 XFree (ct.value); 3557 XFree (ct.value);
3662 } 3558 }
3663 3559
3664 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3560 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3665}
3666
3667/* ------------------------------------------------------------------------- *
3668 * MOUSE ROUTINES *
3669 * ------------------------------------------------------------------------- */
3670
3671/*
3672 * return col/row values corresponding to x/y pixel values
3673 */
3674void
3675rxvt_term::pixel_position (int *x, int *y)
3676{
3677 *x = Pixel2Col (*x);
3678 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3679 *y = Pixel2Row (*y);
3680 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3681} 3561}
3682 3562
3683/* ------------------------------------------------------------------------- */ 3563/* ------------------------------------------------------------------------- */
3684#ifdef USE_XIM 3564#ifdef USE_XIM
3685void 3565void
3686rxvt_term::im_set_position (XPoint &pos) 3566rxvt_term::im_set_position (XPoint &pos) NOTHROW
3687{ 3567{
3688 XWindowAttributes xwa; 3568 XWindowAttributes xwa;
3689 3569
3690 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3570 XGetWindowAttributes (dpy, vt, &xwa);
3691 3571
3692 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3572 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3693 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3573 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3694} 3574}
3695#endif 3575#endif
3696 3576
3697#if ENABLE_OVERLAY 3577#if ENABLE_OVERLAY
3698void 3578void
3699rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3579rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3700{ 3580{
3701 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3581 if (nrow < 1 || ncol < 1)
3702 return; 3582 return;
3703 3583
3704 want_refresh = 1; 3584 want_refresh = 1;
3705 3585
3706 scr_overlay_off (); 3586 scr_overlay_off ();
3707 3587
3708 if (x < 0) x = TermWin.ncol - w; 3588 if (x < 0) x = ncol - w;
3709 if (y < 0) y = TermWin.nrow - h; 3589 if (y < 0) y = nrow - h;
3710 3590
3711 // make space for border 3591 // make space for border
3712 w += 2; MIN_IT (w, TermWin.ncol); 3592 w += 2; min_it (w, ncol);
3713 h += 2; MIN_IT (h, TermWin.nrow); 3593 h += 2; min_it (h, nrow);
3714 3594
3715 x -= 1; MAX_IT (x, 0); 3595 x -= 1; clamp_it (x, 0, ncol - w);
3716 y -= 1; MAX_IT (y, 0); 3596 y -= 1; clamp_it (y, 0, nrow - h);
3717 3597
3718 MIN_IT (x, TermWin.ncol - w);
3719 MIN_IT (y, TermWin.nrow - h);
3720
3721 ov_x = x; ov_y = y; 3598 ov.x = x; ov.y = y;
3722 ov_w = w; ov_h = h; 3599 ov.w = w; ov.h = h;
3723 3600
3724 ov_text = new text_t *[h]; 3601 ov.text = new text_t *[h];
3725 ov_rend = new rend_t *[h]; 3602 ov.rend = new rend_t *[h];
3726 3603
3727 for (y = 0; y < h; y++) 3604 for (y = 0; y < h; y++)
3728 { 3605 {
3729 text_t *tp = ov_text[y] = new text_t[w]; 3606 text_t *tp = ov.text[y] = new text_t[w];
3730 rend_t *rp = ov_rend[y] = new rend_t[w]; 3607 rend_t *rp = ov.rend[y] = new rend_t[w];
3731 3608
3732 text_t t0, t1, t2; 3609 text_t t0, t1, t2;
3733 rend_t r = OVERLAY_RSTYLE; 3610 rend_t r = OVERLAY_RSTYLE;
3734 3611
3735 if (y == 0) 3612 if (y == 0)
… …
3752 *rp = r; 3629 *rp = r;
3753 } 3630 }
3754} 3631}
3755 3632
3756void 3633void
3757rxvt_term::scr_overlay_off () 3634rxvt_term::scr_overlay_off () NOTHROW
3758{ 3635{
3759 if (!ov_text) 3636 if (!ov.text)
3760 return; 3637 return;
3761 3638
3762 want_refresh = 1; 3639 want_refresh = 1;
3763 3640
3764 for (int y = 0; y < ov_h; y++) 3641 for (int y = 0; y < ov.h; y++)
3765 { 3642 {
3766 delete [] ov_text[y]; 3643 delete [] ov.text[y];
3767 delete [] ov_rend[y]; 3644 delete [] ov.rend[y];
3768 } 3645 }
3769 3646
3770 delete [] ov_text; ov_text = 0; 3647 delete [] ov.text; ov.text = 0;
3771 delete [] ov_rend; ov_rend = 0; 3648 delete [] ov.rend; ov.rend = 0;
3772} 3649}
3773 3650
3774void 3651void
3775rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3652rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3776{ 3653{
3777 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3654 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3778 return; 3655 return;
3779 3656
3780 x++, y++; 3657 x++, y++;
3781 3658
3782 ov_text[y][x] = text; 3659 ov.text[y][x] = text;
3783 ov_rend[y][x] = rend; 3660 ov.rend[y][x] = rend;
3784} 3661}
3785 3662
3786void 3663void
3787rxvt_term::scr_overlay_set (int x, int y, const char *s) 3664rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3788{ 3665{
3789 while (*s) 3666 while (*s)
3790 scr_overlay_set (x++, y, *s++); 3667 scr_overlay_set (x++, y, *s++);
3791} 3668}
3792 3669
3793void 3670void
3671rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3672{
3673 while (*s)
3674 {
3675 text_t t = *s++;
3676 int width = WCWIDTH (t);
3677
3678 while (width--)
3679 {
3680 scr_overlay_set (x++, y, t);
3681 t = NOCHAR;
3682 }
3683 }
3684}
3685
3686void
3794rxvt_term::scr_swap_overlay () 3687rxvt_term::scr_swap_overlay () NOTHROW
3795{ 3688{
3796 if (!ov_text) 3689 if (!ov.text)
3797 return; 3690 return;
3798 3691
3799 int row_offset = ov_y + TermWin.saveLines - TermWin.view_start; 3692 // hide cursor if it is within the overlay area
3693 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3694 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3695 screen.flags &= ~Screen_VisibleCursor;
3800 3696
3801 // swap screen mem with overlay 3697 // swap screen mem with overlay
3802 for (int y = ov_h; y--; ) 3698 for (int y = ov.h; y--; )
3803 { 3699 {
3804 text_t *t1 = ov_text[y]; 3700 text_t *t1 = ov.text[y];
3805 rend_t *r1 = ov_rend[y]; 3701 rend_t *r1 = ov.rend[y];
3806 3702
3807 text_t *t2 = screen.text[y + row_offset] + ov_x; 3703 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3808 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3704 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3809 3705
3810 for (int x = ov_w; x--; ) 3706 for (int x = ov.w; x--; )
3811 { 3707 {
3812 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3708 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3813 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3709 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3814 } 3710 }
3815 } 3711 }
3816} 3712}
3817 3713
3818#endif 3714#endif
3819/* ------------------------------------------------------------------------- */ 3715/* ------------------------------------------------------------------------- */
3716

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