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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.151 by root, Wed Dec 15 00:53:23 2004 UTC vs.
Revision 1.389 by root, Fri Jul 8 00:23:22 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29 29#include "rxvtperl.h" /* NECESSARY */
30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 30
32#include <inttypes.h> 31#include <inttypes.h>
33#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 164#if ENABLE_OVERLAY
161 scr_overlay_off (); 165 scr_overlay_off ();
162#endif 166#endif
163 167
164 TermWin.view_start = 0; 168 view_start = 0;
165 num_scr = 0; 169 num_scr = 0;
166 170
167 if (TermWin.ncol == 0) 171 if (ncol == 0)
168 TermWin.ncol = 80; 172 ncol = 80;
169 173
170 if (TermWin.nrow == 0) 174 if (nrow == 0)
171 TermWin.nrow = 24; 175 nrow = 24;
172
173 ncol = TermWin.ncol;
174 nrow = TermWin.nrow;
175 176
176 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
177 return; 178 return;
178 179
179 // we need at least two lines for wrapping to work correctly 180 // we need at least two lines for wrapping to work correctly
180 if (nrow + TermWin.saveLines < 2) 181 while (nrow + saveLines < 2)
181 { 182 {
183 //TODO//FIXME
182 TermWin.saveLines++; 184 saveLines++;
183 prev_nrow--; 185 prev_nrow--;
184 TermWin.nscrolled++; 186 top_row--;
185 } 187 }
186 188
187 want_refresh = 1; 189 want_refresh = 1;
188 190
189 prev_total_rows = prev_nrow + TermWin.saveLines; 191 int prev_total_rows = prev_nrow + saveLines;
190 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
191 193
192 screen.tscroll = 0; 194 screen.tscroll = 0;
193 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
194 196
195 if (!talloc) 197 if (!row_buf)
196 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
197 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
198 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
199 }
200 207
201 if (!screen.text) 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
202 { 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
203 /* 210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
204 * first time called so just malloc everything: don't rely on realloc 211
205 * Note: this is still needed so that all the scrollback lines are NULL 212 for (int row = nrow; row--; )
206 */ 213 {
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); 214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
224 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE); 215 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); 216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
227 } 217 }
228 218
229 memset (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
230 TermWin.nscrolled = 0; /* no saved lines */
231 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
232 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
233 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
234 screen.charset = 0; 223 screen.charset = 0;
235 current_screen = PRIMARY; 224 current_screen = PRIMARY;
… …
247 selection.text = NULL; 236 selection.text = NULL;
248 selection.len = 0; 237 selection.len = 0;
249 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
250 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
251 selection.clicks = 0; 240 selection.clicks = 0;
252 CLEAR_ALL_SELECTION (); 241 selection.clip_text = NULL;
253 rvideo = 0; 242 selection.clip_len = 0;
254 } 243 }
255 else 244 else
256 { 245 {
257 /* 246 /*
258 * add or delete rows as appropriate 247 * add or delete rows as appropriate
259 */ 248 */
260 setrstyle = DEFAULT_RSTYLE;
261 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
262 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
263 { 255 {
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++) 256 for (int row = nrow; row < prev_nrow; row++)
269 { 257 {
270 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
271 263
272 if (screen.text[q]) 264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
301
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
273 { 303 {
274#ifdef DEBUG_STRICT 304 p = MOD (p - 1, prev_total_rows);
275 assert (screen.rend[q]); 305
276#endif 306 plines++;
277 talloc->free (screen.text[q]); 307 llen += prev_ncol;
278 ralloc->free (screen.rend[q]);
279 } 308 }
280 309
281 if (swap.text[p]) 310 int qlines = max (0, (llen - 1) / ncol) + 1;
311
312 // drop partial lines completely
313 if (q < qlines)
314 break;
315
316 q -= qlines;
317
318 int lofs = 0;
319 line_t *qline;
320
321 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++)
282 { 323 {
283#ifdef DEBUG_STRICT 324 qline = row_buf + qrow;
284 assert (swap.rend[p]); 325 lalloc (*qline);
285#endif 326 qline->l = ncol;
286 talloc->free (swap.text[p]); 327 qline->is_longer (1);
287 ralloc->free (swap.rend[p]); 328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
337 {
338 int prow = lofs / prev_ncol;
339 int pcol = lofs % prev_ncol;
340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
288 } 360 }
289 361
290#ifdef DEBUG_STRICT 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
291 assert (drawn_text[p] && drawn_rend[p]); 363 qline->is_longer (0);
292#endif 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
293 talloc->free (drawn_text[p]);
294 ralloc->free (drawn_rend[p]);
295 } 365 }
366 while (p != pend && q > 0);
296 367
297 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
298 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 top_row = q - term_start;
299 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
300 370
301 scr_reset_realloc (); /* realloc _last_ */ 371 // make sure all terminal lines exist
302 } 372 while (top_row > 0)
303 else if (nrow > prev_nrow) 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
304 { 374 }
305 /* add rows */ 375 else
306 scr_reset_realloc (); /* realloc _first_ */ 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
307 378
308 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379 for (int row = min (nrow, prev_nrow); row--; )
309
310 k = min (TermWin.nscrolled, nrow - prev_nrow);
311
312 for (p = prev_total_rows; p < total_rows; p++)
313 { 380 {
314 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
315 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
316 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
317 } 386 }
318 387
319 for (p = prev_total_rows; p < total_rows - k; p++)
320 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
321
322 for (p = prev_nrow; p < nrow; p++) 388 for (int row = prev_nrow; row < nrow; row++)
323 { 389 {
324 swap.tlen[p] = 0; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
325 swap.text[p] = NULL;
326 swap.rend[p] = NULL;
327 drawn_text[p] = NULL;
328 drawn_rend[p] = NULL;
329 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
330 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
331 } 391 }
332 392
333 if (k > 0) 393 term_start = 0;
334 {
335 scr_scroll_text (0, (int)nrow - 1, -k, 1);
336 screen.cur.row += k;
337 screen.s_cur.row += k;
338 TermWin.nscrolled -= k;
339 }
340#ifdef DEBUG_STRICT
341 assert (screen.cur.row < TermWin.nrow);
342 assert (swap.cur.row < TermWin.nrow);
343#else /* drive with your eyes closed */
344
345 MIN_IT (screen.cur.row, nrow - 1);
346 MIN_IT (swap.cur.row, nrow - 1);
347#endif
348 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
349 }
350
351 /* resize columns */
352 if (ncol != prev_ncol)
353 { 394 }
354 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
355 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
356 395
357 for (p = 0; p < total_rows; p++) 396 free (old_buf);
358 { 397 delete old_ta;
359 if (screen.text[p]) 398 delete old_ra;
360 {
361 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
362 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
363 399
364 MIN_IT (screen.tlen[p], (int16_t)ncol); 400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
402 }
365 403
366 if (ncol > prev_ncol)
367 scr_blank_line (&screen.text[p][prev_ncol],
368 &screen.rend[p][prev_ncol],
369 ncol - prev_ncol, setrstyle);
370 }
371 }
372
373 for (p = 0; p < nrow; p++)
374 {
375 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
376 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&drawn_text[p][prev_ncol],
380 &drawn_rend[p][prev_ncol],
381 ncol - prev_ncol, setrstyle);
382
383 if (swap.text[p])
384 {
385 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
386 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
387
388 MIN_IT (swap.tlen[p], (int16_t)ncol);
389
390 if (ncol > prev_ncol)
391 scr_blank_line (&swap.text[p][prev_ncol],
392 &swap.rend[p][prev_ncol],
393 ncol - prev_ncol, setrstyle);
394 }
395
396 }
397
398 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
399 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
400
401 delete talloc; talloc = ta;
402 delete ralloc; ralloc = ra;
403 }
404
405 if (tabs)
406 free (tabs); 404 free (tabs);
407 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
408 411
409 prev_nrow = nrow; 412 prev_nrow = nrow;
410 prev_ncol = ncol; 413 prev_ncol = ncol;
411 414
412 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
413
414 for (p = 0; p < ncol; p++)
415 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
416
417 tt_winch (); 415 tt_winch ();
418}
419 416
420void 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
421rxvt_term::scr_reset_realloc ()
422{
423 unsigned int total_rows, nrow;
424
425 nrow = TermWin.nrow;
426 total_rows = nrow + TermWin.saveLines;
427 /* *INDENT-OFF* */
428 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
429 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
430 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
431 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
432
433 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
434 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
435
436 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
437 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
438 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
439 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
440 /* *INDENT-ON* */
441} 418}
442 419
443/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
444/* 421/*
445 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
446 */ 423 */
447void 424void
448rxvt_term::scr_release () 425rxvt_term::scr_release () NOTHROW
449{ 426{
450 unsigned int total_rows; 427 if (row_buf)
451 int i; 428 {
452
453 total_rows = TermWin.nrow + TermWin.saveLines;
454
455 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
456 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
457 431
458 free (screen.text); 432 free (row_buf);
459 free (screen.tlen); 433 free (swap_buf);
460 free (screen.rend); 434 free (drawn_buf);
461 free (drawn_text); 435 row_buf = 0; // signal that we freed all the arrays above
462 free (drawn_rend); 436
463 free (swap.text);
464 free (swap.tlen);
465 free (swap.rend);
466 free (buf_text);
467 free (buf_rend);
468 free (tabs); 437 free (tabs);
469 438 tabs = 0;
470 /* NULL these so if anything tries to use them, we'll know about it */ 439 }
471 screen.text = drawn_text = swap.text = NULL;
472 screen.rend = drawn_rend = swap.rend = NULL;
473 screen.tlen = swap.tlen = NULL;
474 buf_text = NULL;
475 buf_rend = NULL;
476 tabs = NULL;
477} 440}
478 441
479/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
480/* 443/*
481 * Hard reset 444 * Hard/Soft reset
482 */ 445 */
483void 446void
484rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
485{ 448{
486 scr_release (); 449 scr_release ();
487 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
488 scr_reset (); 453 scr_reset ();
489 454
490 scr_clear (true); 455 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
457}
458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
492} 473}
493 474
494/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 479 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 482 */
502void 483void
503rxvt_term::scr_cursor (int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 485{
505 screen_t *s; 486 screen_t *s;
506 487
507#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
508 if (current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
… …
532 set_font_style (); 513 set_font_style ();
533 break; 514 break;
534 } 515 }
535 516
536 /* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
537 MIN_IT (s->cur.row, TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
538 MIN_IT (s->cur.col, TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
539#ifdef DEBUG_STRICT
540 assert (s->cur.row >= 0); 520 assert (s->cur.row >= 0);
541 assert (s->cur.col >= 0); 521 assert (s->cur.col >= 0);
542#else /* drive with your eyes closed */ 522}
543 MAX_IT (s->cur.row, 0); 523
544 MAX_IT (s->cur.col, 0); 524void
545#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
546} 537}
547 538
548/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
549/* 540/*
550 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
551 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
552 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
553 */ 544 */
554int 545void
555rxvt_term::scr_change_screen (int scrn) 546rxvt_term::scr_change_screen (int scrn)
556{ 547{
557 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 current_screen = scrn;
557
558#if NSCREENS 558#if NSCREENS
559 int offset;
560#endif
561
562 want_refresh = 1;
563
564 TermWin.view_start = 0;
565
566 if (current_screen == scrn)
567 return scrn;
568
569 selection_check (2); /* check for boundary cross */
570
571 SWAP_IT (current_screen, scrn, int);
572
573 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
574 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
575# ifdef DEBUG_STRICT
576 assert (screen.cur.row >= 0 && screen.cur.row < prev_nrow);
577 assert (screen.cur.col >= 0 && screen.cur.col < prev_ncol);
578# else /* drive with your eyes closed */
579 MAX_IT (screen.cur.row, 0);
580 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
581 MAX_IT (screen.cur.col, 0);
582 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
583# endif
584
585#if NSCREENS
586 if (options & Opt_secondaryScreen) 559 if (option (Opt_secondaryScreen))
587 { 560 {
588 num_scr = 0; 561 num_scr = 0;
589 offset = TermWin.saveLines;
590 562
591 for (i = prev_nrow; i--;) 563 scr_swap_screen ();
592 {
593 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
594 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
595 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
596 }
597 564
598 SWAP_IT (screen.charset, swap.charset, int16_t); 565 ::swap (screen.charset, swap.charset);
599 SWAP_IT (screen.flags, swap.flags, int); 566 ::swap (screen.flags, swap.flags);
600 screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
601 swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
602 } 569 }
603 else 570 else
604#endif 571#endif
605 if (options & Opt_secondaryScroll) 572 if (option (Opt_secondaryScroll))
606 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
607
608 return scrn;
609} 574}
610 575
611// clear WrapNext indicator, solidifying position on next line 576// clear WrapNext indicator, solidifying position on next line
612void 577void
613rxvt_term::scr_do_wrap () 578rxvt_term::scr_do_wrap () NOTHROW
614{ 579{
615 if (!(screen.flags & Screen_WrapNext)) 580 if (!(screen.flags & Screen_WrapNext))
616 return; 581 return;
617 582
618 screen.flags &= ~Screen_WrapNext; 583 screen.flags &= ~Screen_WrapNext;
619 584
620 screen.cur.col = 0; 585 screen.cur.col = 0;
621 586
622 if (screen.cur.row == screen.bscroll) 587 if (screen.cur.row == screen.bscroll)
623 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
624 else if (screen.cur.row < TermWin.nrow - 1) 589 else if (screen.cur.row < nrow - 1)
625 screen.cur.row++; 590 screen.cur.row++;
626} 591}
627 592
628/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
629/* 594/*
630 * Change the colour for following text 595 * Change the colour for following text
631 */ 596 */
632void 597void
633rxvt_term::scr_color (unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
634{ 599{
635 if (color > maxTermCOLOR) 600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
636 color = fgbg; 601 color = fgbg;
637 602
638 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
639 rstyle = SET_FGCOLOR (rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
640 else 605 else
… …
644/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
645/* 610/*
646 * Change the rendition style for following text 611 * Change the rendition style for following text
647 */ 612 */
648void 613void
649rxvt_term::scr_rendition (int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
650 { 615{
651 if (set) 616 if (set)
652 rstyle |= style; 617 rstyle |= style;
653 else if (style == ~RS_None) 618 else if (style == ~RS_None)
654 rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
655 else 620 else
656 rstyle &= ~style; 621 rstyle &= ~style;
657 } 622}
658 623
659/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
660/* 625/*
661 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
662 * count positive ==> scroll up 627 * count positive ==> scroll up
663 * count negative ==> scroll down 628 * count negative ==> scroll down
664 * spec == 0 for normal routines
665 */ 629 */
666int 630int
667rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
668{ 632{
669 int i, j;
670 long nscrolled;
671
672 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
673 return 0; 634 return 0;
674 635
675 want_refresh = 1; 636 want_refresh = 1;
637 num_scr += count;
676 638
677 if (row1 == 0 && count > 0 639 if (count > 0
640 && row1 == 0
678 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
642 {
643 min_it (count, total_rows - (nrow - (row2 + 1)));
644
645 top_row = max (top_row - count, -saveLines);
646
647 // sever bottommost line
679 { 648 {
680 nscrolled = (long)TermWin.nscrolled + (long)count; 649 line_t &l = ROW(row2 - 1);
650 l.is_longer (0);
651 l.touch ();
652 }
681 653
682 if (nscrolled > (long)TermWin.saveLines) 654 // scroll everything up 'count' lines
683 TermWin.nscrolled = TermWin.saveLines; 655 term_start = (term_start + count) % total_rows;
656
657 // now copy lines below the scroll region bottom to the
658 // bottom of the screen again, so they look as if they
659 // hadn't moved.
660 for (int i = nrow; --i > row2; )
661 {
662 line_t &l1 = ROW(i - count);
663 line_t &l2 = ROW(i);
664
665 ::swap (l1, l2);
666 l2.touch ();
667 }
668
669 // erase newly scrolled-in lines
670 for (int i = count; i--; )
671 {
672 line_t &l = ROW(row2 - i);
673
674 // optimise if already cleared, can be significant on slow machines
675 // could be rolled into scr_blank_screen_mem
676 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
677 {
678 scr_blank_line (l, 0, l.l, rstyle);
679 l.l = 0;
680 l.f = 0;
681 }
684 else 682 else
685 TermWin.nscrolled = (unsigned int)nscrolled; 683 scr_blank_screen_mem (l, rstyle);
684 }
686 685
686 // move and/or clear selection, if any
687 if (selection.op && current_screen == selection.screen)
688 {
689 selection.beg.row -= count;
690 selection.end.row -= count;
691 selection.mark.row -= count;
692
693 if (selection.beg.row < top_row
694 || selection.end.row < top_row
695 || selection.mark.row < top_row)
696 {
697 CLEAR_ALL_SELECTION ();
698 selection.op = SELECTION_CLEAR;
699 }
700 }
701
702 // finally move the view window, if desired
687 if ((options & Opt_scrollWithBuffer) 703 if (option (Opt_scrollWithBuffer)
688 && TermWin.view_start != 0 704 && view_start != 0
689 && TermWin.view_start != TermWin.saveLines) 705 && view_start != -saveLines)
690 scr_page (UP, count); 706 scr_page (UP, count);
707
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 }
711 else
691 } 712 {
692 else if (!spec)
693 row1 += TermWin.saveLines;
694
695 row2 += TermWin.saveLines;
696
697 if (selection.op && current_screen == selection.screen) 713 if (selection.op && current_screen == selection.screen)
698 { 714 {
699 i = selection.beg.row + TermWin.saveLines; 715 if ((selection.beg.row < row1 && selection.end.row > row1)
700 j = selection.end.row + TermWin.saveLines; 716 || (selection.beg.row < row2 && selection.end.row > row2)
701 if ((i < row1 && j > row1) 717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
702 || (i < row2 && j > row2) 718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
703 || (i - count < row1 && i >= row1) 719 || (selection.end.row - count < row1 && selection.end.row >= row1)
704 || (i - count > row2 && i <= row2) 720 || (selection.end.row - count > row2 && selection.end.row <= row2))
705 || (j - count < row1 && j >= row1)
706 || (j - count > row2 && j <= row2))
707 { 721 {
708 CLEAR_ALL_SELECTION (); 722 CLEAR_ALL_SELECTION ();
709 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 723 selection.op = SELECTION_CLEAR;
710 } 724 }
711 else if (j >= row1 && j <= row2) 725 else if (selection.end.row >= row1 && selection.end.row <= row2)
712 { 726 {
713 /* move selected region too */ 727 /* move selected region too */
714 selection.beg.row -= count; 728 selection.beg.row -= count;
715 selection.end.row -= count; 729 selection.end.row -= count;
716 selection.mark.row -= count; 730 selection.mark.row -= count;
731
732 selection_check (0);
717 } 733 }
718 }
719
720 selection_check (0); /* _after_ TermWin.nscrolled update */
721
722 num_scr += count;
723 j = count;
724
725 if (count < 0)
726 count = -count;
727
728 i = row2 - row1 + 1;
729 MIN_IT (count, i);
730
731 if (j > 0)
732 {
733 /* A: scroll up */
734
735 /* A1: Copy lines that will get clobbered by the rotation */
736 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
737 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
738
739 /* A2: Rotate lines */
740 i = row2 - row1 - count + 1;
741 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
742 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
743 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
744
745 j = row2 - count + 1, i = count;
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750
751 /* B1: Copy lines that will get clobbered by the rotation */
752 for (i = 0, j = row2; i < count; i++, j--)
753 { 734 }
754 buf_text[i] = screen.text[j]; 735
755 buf_rend[i] = screen.rend[j]; 736 // use a simple and robust scrolling algorithm, this
737 // part of scr_scroll_text is not time-critical.
738
739 // sever line above scroll region
740 if (row1)
756 } 741 {
757 742 line_t &l = ROW(row1 - 1);
758 /* B2: Rotate lines */ 743 l.is_longer (0);
759 for (j = row2, i = j - count; i >= row1; i--, j--) 744 l.touch ();
760 { 745 }
761 screen.tlen[j] = screen.tlen[i]; 746
762 screen.text[j] = screen.text[i]; 747 int rows = row2 - row1 + 1;
763 screen.rend[j] = screen.rend[i]; 748
749 min_it (count, rows);
750
751 line_t *temp_buf = row_buf + total_rows;
752
753 for (int row = 0; row < rows; row++)
764 } 754 {
755 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
765 756
766 j = row1, i = count; 757 if (!IN_RANGE_EXC (row + count, 0, rows))
767 count = -count; 758 scr_blank_screen_mem (temp_buf [row], rstyle);
759 }
760
761 for (int row = 0; row < rows; row++)
762 ROW(row1 + row) = temp_buf [row];
763
764 // sever bottommost line
765 {
766 line_t &l = ROW(row2 - 1);
767 l.is_longer (0);
768 l.touch ();
768 } 769 }
769 770
770 /* C: Resurrect lines */ 771 }
771 memset (screen.tlen + j, 0, i * sizeof (int16_t));
772 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
773 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
774 if (!spec) /* line length may not equal TermWin.ncol */
775 for (; i--; j++)
776 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
777 772
778 return count; 773 return count;
779} 774}
780 775
781/* ------------------------------------------------------------------------- */ 776/* ------------------------------------------------------------------------- */
782/* 777/*
783 * Add text given in <str> of length <len> to screen struct 778 * Add text given in <str> of length <len> to screen struct
784 */ 779 */
785void 780void
786rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 781rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
787{ 782{
783 if (len <= 0) /* sanity */
784 return;
785
788 unsigned char checksel; 786 unsigned char checksel;
789 unicode_t c; 787 unicode_t c;
790 int i, row, last_col; 788 int ncol = this->ncol;
791 text_t *stp; 789 const wchar_t *strend = str + len;
792 rend_t *srp;
793
794 if (len <= 0) /* sanity */
795 return;
796 790
797 want_refresh = 1; 791 want_refresh = 1;
798 ZERO_SCROLLBACK (); 792 ZERO_SCROLLBACK ();
799 last_col = TermWin.ncol;
800 793
801 if (nlines > 0) 794 if (minlines > 0)
802 { 795 {
803 nlines += screen.cur.row - screen.bscroll; 796 minlines += screen.cur.row - screen.bscroll;
797 min_it (minlines, screen.cur.row - top_row);
798
804 if ((nlines > 0) 799 if (minlines > 0
805 && (screen.tscroll == 0) 800 && screen.tscroll == 0
806 && (screen.bscroll == (TermWin.nrow - 1))) 801 && screen.bscroll == nrow - 1)
807 { 802 {
808 /* _at least_ this many lines need to be scrolled */ 803 /* _at least_ this many lines need to be scrolled */
809 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 804 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
810 screen.cur.row -= nlines; 805 screen.cur.row -= minlines;
811 } 806 }
812 } 807 }
813 808
814#ifdef DEBUG_STRICT
815 assert (screen.cur.col < last_col); 809 assert (screen.cur.col < ncol);
816 assert ((screen.cur.row < TermWin.nrow) 810 assert (screen.cur.row < nrow
817 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 811 && screen.cur.row >= top_row);
818#else /* drive with your eyes closed */ 812 int row = screen.cur.row;
819 MIN_IT (screen.cur.col, last_col - 1);
820 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
821 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
822#endif
823 row = screen.cur.row + TermWin.saveLines;
824 813
825 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 814 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
826 815
827 stp = screen.text[row]; 816 line_t *line = &ROW(row);
828 srp = screen.rend[row];
829 817
830 while (len--) 818 while (str < strend)
831 { 819 {
832 c = *str++; 820 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
833 821
834 if (c < 0x20) 822 if (ecb_unlikely (c < 0x20))
835 switch (c) 823 if (c == C0_LF)
836 { 824 {
837 case C0_HT: 825 max_it (line->l, screen.cur.col);
838 scr_tab (1, true);
839 continue;
840 826
841 case C0_LF:
842 if (screen.tlen[row] != -1) /* XXX: think about this */
843 MAX_IT (screen.tlen[row], screen.cur.col);
844
845 screen.flags &= ~Screen_WrapNext; 827 screen.flags &= ~Screen_WrapNext;
846 828
847 if (screen.cur.row == screen.bscroll) 829 if (screen.cur.row == screen.bscroll)
848 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 830 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
849 else if (screen.cur.row < (TermWin.nrow - 1)) 831 else if (screen.cur.row < (nrow - 1))
850 row = (++screen.cur.row) + TermWin.saveLines; 832 row = ++screen.cur.row;
851 833
852 stp = screen.text[row]; /* _must_ refresh */ 834 line = &ROW(row); /* _must_ refresh */
853 srp = screen.rend[row]; /* _must_ refresh */
854 continue; 835 continue;
855
856 case C0_CR:
857 if (screen.tlen[row] != -1) /* XXX: think about this */
858 MAX_IT (screen.tlen[row], screen.cur.col);
859
860 screen.flags &= ~Screen_WrapNext;
861 screen.cur.col = 0;
862 continue;
863 } 836 }
837 else if (c == C0_CR)
838 {
839 max_it (line->l, screen.cur.col);
864 840
841 screen.flags &= ~Screen_WrapNext;
842 screen.cur.col = 0;
843 continue;
844 }
845 else if (c == C0_HT)
846 {
847 scr_tab (1, true);
848 continue;
849 }
850
851 if (ecb_unlikely (
865 if (checksel /* see if we're writing within selection */ 852 checksel /* see if we're writing within selection */
866 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 853 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
867 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 854 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
855 ))
868 { 856 {
869 checksel = 0; 857 checksel = 0;
870 /* 858 /*
871 * If we wrote anywhere in the selected area, kill the selection 859 * If we wrote anywhere in the selected area, kill the selection
872 * XXX: should we kill the mark too? Possibly, but maybe that 860 * XXX: should we kill the mark too? Possibly, but maybe that
873 * should be a similar check. 861 * should be a similar check.
874 */ 862 */
875 CLEAR_SELECTION (); 863 CLEAR_SELECTION ();
876 } 864 }
877 865
878 if (screen.flags & Screen_WrapNext) 866 if (ecb_unlikely (screen.flags & Screen_WrapNext))
879 {
880 screen.tlen[row] = -1;
881
882 scr_do_wrap (); row = screen.cur.row + TermWin.saveLines;
883
884 stp = screen.text[row]; /* _must_ refresh */
885 srp = screen.rend[row]; /* _must_ refresh */
886 } 867 {
868 scr_do_wrap ();
887 869
870 line->l = ncol;
871 line->is_longer (1);
872
873 row = screen.cur.row;
874 line = &ROW(row); /* _must_ refresh */
875 }
876
877 // some utf-8 decoders "decode" surrogate characters: let's fix this.
878 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
879 c = 0xfffd;
880
888 // rely on wcwidth to tell us the character width, at least for non-latin1 881 // rely on wcwidth to tell us the character width, do wcwidth before
889 // do wcwidth before further replacements, as wcwidth says that line-drawing 882 // further replacements, as wcwidth might return -1 for the line
890 // characters have width -1 (DOH!) on GNU/Linux sometimes. 883 // drawing characters below as they might be invalid in the current
891 int width = c < 0x100 ? 1 : wcwidth (c); 884 // locale.
885 int width = WCWIDTH (c);
892 886
893 if (charsets[screen.charset] == '0') // DEC SPECIAL 887 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
894 { 888 {
895 // vt100 special graphics and line drawing 889 // vt100 special graphics and line drawing
896 // 5f-7e standard vt100 890 // 5f-7e standard vt100
897 // 40-5e rxvt extension for extra curses acs chars 891 // 40-5e rxvt extension for extra curses acs chars
898 static uint16_t vt100_0[63] = { // 40 .. 7e 892 static uint16_t vt100_0[62] = { // 41 .. 7e
899 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! 893 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
900 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f 894 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
901 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 895 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
902 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f 896 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
903 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 897 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
904 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 898 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
905 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 899 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
906 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e 900 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
907 }; 901 };
908 902
909 if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) 903 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
910 { 904 {
911 c = vt100_0[c - 0x40]; 905 c = vt100_0[c - 0x41];
912 width = 1; 906 width = 1; // vt100 line drawing characters are always single-width
913 } 907 }
914 } 908 }
915 909
916 if (screen.flags & Screen_Insert) 910 if (ecb_unlikely (screen.flags & Screen_Insert))
917 scr_insdel_chars (width, INSERT); 911 scr_insdel_chars (width, INSERT);
918 912
919 if (width != 0) 913 if (width != 0)
920 { 914 {
921 // some utf-8 decoders decode surrogate characters.
922 if (0xd800 <= c && c <= 0xdfff)
923 c = 0xfffd;
924
925#if !UNICODE_3 915#if !UNICODE_3
926 // trim characters we can't store directly :( 916 // trim characters we can't store directly :(
927 if (c >= 0x10000) 917 if (c >= 0x10000)
928# if ENABLE_COMBINING 918# if ENABLE_COMBINING
929 c = rxvt_composite.compose (c); // map to lower 16 bits 919 c = rxvt_composite.compose (c); // map to lower 16 bits
930# else 920# else
931 c = 0xfffd; 921 c = 0xfffd;
932# endif 922# endif
933#endif 923#endif
934 924
925 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
926
927 // if the character doesn't fit into the remaining columns...
928 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
929 {
930 if (screen.flags & Screen_Autowrap)
931 {
932 // ... artificially enlargen the previous one
933 c = NOCHAR;
934 // and try the same character next loop iteration
935 --str;
936 }
937 else
938 screen.cur.col = ncol - width;
939 }
940
935 // nuke the character at this position, if required 941 // nuke the character at this position, if required
942 // due to wonderful coincidences everywhere else in this loop
943 // we never have to check for overwriting a wide char itself,
944 // only its tail.
936 if (stp[screen.cur.col] == NOCHAR 945 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
937 || (screen.cur.col < TermWin.ncol - 1 946 scr_kill_char (*line, screen.cur.col);
938 && stp[screen.cur.col + 1] == NOCHAR))
939 {
940 int col = screen.cur.col;
941 947
942 // find begin 948 line->touch ();
943 while (col > 0 && stp[col] == NOCHAR)
944 col--;
945
946 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' '));
947
948 // found begin, nuke
949 do {
950 stp[col] = ' ';
951 srp[col] = rend;
952 col++;
953 } while (col < TermWin.ncol && stp[col] == NOCHAR);
954 }
955
956 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
957 949
958 do 950 do
959 { 951 {
960 stp[screen.cur.col] = c; 952 line->t[screen.cur.col] = c;
961 srp[screen.cur.col] = rend; 953 line->r[screen.cur.col] = rend;
962 954
963 if (screen.cur.col < last_col - 1) 955 if (ecb_likely (screen.cur.col < ncol - 1))
964 screen.cur.col++; 956 screen.cur.col++;
965 else 957 else
966 { 958 {
967 screen.tlen[row] = last_col; 959 line->l = ncol;
968 if (screen.flags & Screen_Autowrap) 960 if (screen.flags & Screen_Autowrap)
969 screen.flags |= Screen_WrapNext; 961 screen.flags |= Screen_WrapNext;
970 break; 962
963 goto end_of_line;
971 } 964 }
972 965
973 c = NOCHAR; 966 c = NOCHAR;
974 } 967 }
975 while (--width > 0); 968 while (ecb_unlikely (--width > 0));
976 969
977 // pad with spaces when overwriting wide character with smaller one 970 // pad with spaces when overwriting wide character with smaller one
978 if (!width)
979 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 971 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
980 { 972 {
981 stp[c] = ' '; 973 line->t[c] = ' ';
982 srp[c] = rend; 974 line->r[c] = rend;
983 } 975 }
976
977end_of_line:
984 } 978 ;
985 else if (width == 0)
986 { 979 }
987#if ENABLE_COMBINING 980#if ENABLE_COMBINING
988 // handle combining characters 981 else // width == 0
989 // we just tag the accent on the previous on-screen character. 982 {
990 // this is arguably not correct, but also arguably not wrong. 983 if (c != 0xfeff) // ignore BOM
991 // we don't handle double-width characters nicely yet.
992
993 text_t *tp;
994 rend_t *rp;
995
996 if (screen.cur.col > 0)
997 { 984 {
985 // handle combining characters
986 // we just tag the accent on the previous on-screen character.
987 // this is arguably not correct, but also arguably not wrong.
988 // we don't handle double-width characters nicely yet.
989 line_t *linep;
990 text_t *tp;
991 rend_t *rp;
992
993 if (screen.cur.col > 0)
994 {
995 linep = line;
998 tp = stp + screen.cur.col - 1; 996 tp = line->t + screen.cur.col - 1;
999 rp = srp + screen.cur.col - 1; 997 rp = line->r + screen.cur.col - 1;
998 }
999 else if (screen.cur.row > 0
1000 && ROW(screen.cur.row - 1).is_longer ())
1001 {
1002 linep = &ROW(screen.cur.row - 1);
1003 tp = line->t + ncol - 1;
1004 rp = line->r + ncol - 1;
1005 }
1006 else
1007 continue;
1000 1008
1009 linep->touch ();
1010
1001 while (*tp == NOCHAR && tp > stp) 1011 while (*tp == NOCHAR && tp > linep->t)
1002 tp--, rp--; 1012 tp--, rp--;
1013
1014 // first try to find a precomposed character
1015 unicode_t n = rxvt_compose (*tp, c);
1016 if (n == NOCHAR)
1017 n = rxvt_composite.compose (*tp, c);
1018
1019 *tp = n;
1020 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1003 } 1021 }
1004 else if (screen.cur.row > 0
1005 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
1006 {
1007 int line = screen.cur.row - 1 + TermWin.saveLines;
1008
1009 tp = screen.text[line] + last_col - 1;
1010 rp = screen.rend[line] + last_col - 1;
1011
1012 while (*tp == NOCHAR && tp > screen.text[line])
1013 tp--, rp--;
1014 } 1022 }
1015 else
1016 continue;
1017
1018 // first try to find a precomposed character
1019 unicode_t n = rxvt_compose (*tp, c);
1020 if (n == NOCHAR)
1021 n = rxvt_composite.compose (*tp, c);
1022
1023 *tp = n;
1024 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1025#endif 1023#endif
1026 }
1027 } 1024 }
1028 1025
1029 if (screen.tlen[row] != -1) /* XXX: think about this */ 1026 max_it (line->l, screen.cur.col);
1030 MAX_IT (screen.tlen[row], screen.cur.col);
1031 1027
1032#ifdef DEBUG_STRICT
1033 assert (screen.cur.row >= 0); 1028 assert (screen.cur.row >= 0);
1034#else /* drive with your eyes closed */
1035 MAX_IT (screen.cur.row, 0);
1036#endif
1037} 1029}
1038 1030
1039/* ------------------------------------------------------------------------- */ 1031/* ------------------------------------------------------------------------- */
1040/* 1032/*
1041 * Process Backspace. Move back the cursor back a position, wrap if have to 1033 * Process Backspace. Move back the cursor back a position, wrap if have to
1042 * XTERM_SEQ: CTRL-H 1034 * XTERM_SEQ: CTRL-H
1043 */ 1035 */
1044void 1036void
1045rxvt_term::scr_backspace () 1037rxvt_term::scr_backspace () NOTHROW
1046{ 1038{
1047 want_refresh = 1;
1048
1049 if (screen.cur.col == 0) 1039 if (screen.cur.col == 0)
1050 { 1040 {
1051 if (screen.cur.row > 0) 1041 if (screen.cur.row > 0)
1052 { 1042 {
1053#ifdef TERMCAP_HAS_BW 1043#ifdef TERMCAP_HAS_BW
1054 screen.cur.col = TermWin.ncol - 1; 1044 screen.cur.col = ncol - 1;
1055 screen.cur.row--; 1045 --screen.cur.row;
1056 return; 1046
1047 want_refresh = 1;
1057#endif 1048#endif
1058 } 1049 }
1059 } 1050 }
1060 else if (!(screen.flags & Screen_WrapNext)) 1051 else if (screen.flags & Screen_WrapNext)
1052 screen.flags &= ~Screen_WrapNext;
1053 else
1061 scr_gotorc (0, -1, RELATIVE); 1054 scr_gotorc (0, -1, RELATIVE);
1062
1063 screen.flags &= ~Screen_WrapNext;
1064} 1055}
1065 1056
1066/* ------------------------------------------------------------------------- */ 1057/* ------------------------------------------------------------------------- */
1067/* 1058/*
1068 * Process Horizontal Tab 1059 * Process Horizontal Tab
1069 * count: +ve = forward; -ve = backwards 1060 * count: +ve = forward; -ve = backwards
1070 * XTERM_SEQ: CTRL-I 1061 * XTERM_SEQ: CTRL-I
1071 */ 1062 */
1072void 1063void
1073rxvt_term::scr_tab (int count, bool ht) 1064rxvt_term::scr_tab (int count, bool ht) NOTHROW
1074{ 1065{
1075 int i, x; 1066 int i, x;
1076 1067
1077 want_refresh = 1; 1068 want_refresh = 1;
1078 i = x = screen.cur.col; 1069 i = x = screen.cur.col;
1079 1070
1080 if (count == 0) 1071 if (count == 0)
1081 return; 1072 return;
1082 else if (count > 0) 1073 else if (count > 0)
1083 { 1074 {
1084 int row = TermWin.saveLines + screen.cur.row; 1075 line_t &l = ROW(screen.cur.row);
1085 text_t *tp = screen.text[row];
1086 rend_t *rp = screen.rend[row];
1087 rend_t base_rend = rp[i]; 1076 rend_t base_rend = l.r[i];
1088 ht &= tp[i] == ' '; 1077 ht &= l.t[i] == ' ';
1089 1078
1090 for (; ++i < TermWin.ncol; ) 1079 for (; ++i < ncol; )
1091 if (tabs[i]) 1080 if (tabs[i])
1092 { 1081 {
1093 x = i; 1082 x = i;
1083
1094 if (!--count) 1084 if (!--count)
1095 break; 1085 break;
1096 } 1086 }
1097 else 1087 else
1098 ht &= tp[i] == ' ' 1088 ht &= l.t[i] == ' '
1099 && RS_SAME (rp[i], base_rend); 1089 && RS_SAME (l.r[i], base_rend);
1100 1090
1101 if (count) 1091 if (count)
1102 x = TermWin.ncol - 1; 1092 x = ncol - 1;
1103 1093
1104 // store horizontal tab commands as characters inside the text 1094 // store horizontal tab commands as characters inside the text
1105 // buffer so they can be selected and pasted. 1095 // buffer so they can be selected and pasted.
1106 if (ht && options & Opt_pastableTabs) 1096 if (ht && option (Opt_pastableTabs))
1107 { 1097 {
1108 base_rend = SET_FONT (base_rend, 0); 1098 base_rend = SET_FONT (base_rend, 0);
1109 1099
1110 if (screen.tlen[row] != -1) /* XXX: think about this */ 1100 l.touch (x);
1111 MAX_IT (screen.tlen[row], x);
1112 1101
1113 i = screen.cur.col; 1102 i = screen.cur.col;
1114 1103
1115 tp[i] = '\t'; 1104 l.t[i] = '\t';
1116 rp[i] = base_rend; 1105 l.r[i] = base_rend;
1117 1106
1118 while (++i < x) 1107 while (++i < x)
1119 { 1108 {
1120 tp[i] = NOCHAR; 1109 l.t[i] = NOCHAR;
1121 rp[i] = base_rend; 1110 l.r[i] = base_rend;
1122 } 1111 }
1123 } 1112 }
1124 } 1113 }
1125 else /* if (count < 0) */ 1114 else /* if (count < 0) */
1126 { 1115 {
… …
1145 * Process DEC Back Index 1134 * Process DEC Back Index
1146 * XTERM_SEQ: ESC 6 1135 * XTERM_SEQ: ESC 6
1147 * Move cursor left in row. If we're at the left boundary, shift everything 1136 * Move cursor left in row. If we're at the left boundary, shift everything
1148 * in that row right. Clear left column. 1137 * in that row right. Clear left column.
1149 */ 1138 */
1150#if ENABLE_FRILLS 1139#if !ENABLE_MINIMAL
1151void 1140void
1152rxvt_term::scr_backindex () 1141rxvt_term::scr_backindex () NOTHROW
1153{ 1142{
1154 if (screen.cur.col > 0) 1143 if (screen.cur.col > 0)
1155 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1144 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1156 else 1145 else
1157 {
1158 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1159 return; /* um, yeah? */
1160
1161 scr_insdel_chars (1, INSERT); 1146 scr_insdel_chars (1, INSERT);
1162 }
1163} 1147}
1164#endif 1148#endif
1165/* ------------------------------------------------------------------------- */ 1149/* ------------------------------------------------------------------------- */
1166/* 1150/*
1167 * Process DEC Forward Index 1151 * Process DEC Forward Index
1168 * XTERM_SEQ: ESC 9 1152 * XTERM_SEQ: ESC 9
1169 * Move cursor right in row. If we're at the right boundary, shift everything 1153 * Move cursor right in row. If we're at the right boundary, shift everything
1170 * in that row left. Clear right column. 1154 * in that row left. Clear right column.
1171 */ 1155 */
1172#if ENABLE_FRILLS 1156#if !ENABLE_MINIMAL
1173void 1157void
1174rxvt_term::scr_forwardindex () 1158rxvt_term::scr_forwardindex () NOTHROW
1175{ 1159{
1176 int row;
1177
1178 if (screen.cur.col < TermWin.ncol - 1) 1160 if (screen.cur.col < ncol - 1)
1179 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1161 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1180 else 1162 else
1181 { 1163 {
1182 row = screen.cur.row + TermWin.saveLines; 1164 line_t &l = ROW(screen.cur.row);
1183 1165
1184 if (screen.tlen[row] == 0) 1166 l.touch ();
1185 return; /* um, yeah? */ 1167 l.is_longer (0);
1186 else if (screen.tlen[row] == -1)
1187 screen.tlen[row] = TermWin.ncol;
1188 1168
1189 scr_gotorc (0, 0, R_RELATIVE); 1169 scr_gotorc (0, 0, R_RELATIVE);
1190 scr_insdel_chars (1, DELETE); 1170 scr_insdel_chars (1, DELETE);
1191 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1171 scr_gotorc (0, ncol - 1, R_RELATIVE);
1192 } 1172 }
1193} 1173}
1194#endif 1174#endif
1195 1175
1196/* ------------------------------------------------------------------------- */ 1176/* ------------------------------------------------------------------------- */
1197/* 1177/*
1198 * Goto Row/Column 1178 * Goto Row/Column
1199 */ 1179 */
1200void 1180void
1201rxvt_term::scr_gotorc (int row, int col, int relative) 1181rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1202{ 1182{
1203 want_refresh = 1; 1183 want_refresh = 1;
1204 ZERO_SCROLLBACK (); 1184 ZERO_SCROLLBACK ();
1205 1185
1206 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1186 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1207 MAX_IT (screen.cur.col, 0); 1187 clamp_it (screen.cur.col, 0, ncol - 1);
1208 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1209 1188
1210 screen.flags &= ~Screen_WrapNext; 1189 screen.flags &= ~Screen_WrapNext;
1211 1190
1212 if (relative & R_RELATIVE) 1191 if (relative & R_RELATIVE)
1213 { 1192 {
… …
1229 } 1208 }
1230 } 1209 }
1231 else 1210 else
1232 { 1211 {
1233 if (screen.flags & Screen_Relative) 1212 if (screen.flags & Screen_Relative)
1213 {
1234 { /* relative origin mode */ 1214 /* relative origin mode */
1235 screen.cur.row = row + screen.tscroll; 1215 screen.cur.row = row + screen.tscroll;
1236 MIN_IT (screen.cur.row, screen.bscroll); 1216 min_it (screen.cur.row, screen.bscroll);
1237 } 1217 }
1238 else 1218 else
1239 screen.cur.row = row; 1219 screen.cur.row = row;
1240 } 1220 }
1241 1221
1242 MAX_IT (screen.cur.row, 0); 1222 clamp_it (screen.cur.row, 0, nrow - 1);
1243 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1244} 1223}
1245 1224
1246/* ------------------------------------------------------------------------- */ 1225/* ------------------------------------------------------------------------- */
1247/* 1226/*
1248 * direction should be UP or DN 1227 * direction should be UP or DN
1249 */ 1228 */
1250void 1229void
1251rxvt_term::scr_index (enum page_dirn direction) 1230rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1252{ 1231{
1253 int dirn; 1232 int dirn;
1254 1233
1255 want_refresh = 1; 1234 want_refresh = 1;
1256 ZERO_SCROLLBACK (); 1235 ZERO_SCROLLBACK ();
… …
1259 1238
1260 screen.flags &= ~Screen_WrapNext; 1239 screen.flags &= ~Screen_WrapNext;
1261 1240
1262 if ((screen.cur.row == screen.bscroll && direction == UP) 1241 if ((screen.cur.row == screen.bscroll && direction == UP)
1263 || (screen.cur.row == screen.tscroll && direction == DN)) 1242 || (screen.cur.row == screen.tscroll && direction == DN))
1264 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1243 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1265 else 1244 else
1266 screen.cur.row += dirn; 1245 screen.cur.row += dirn;
1267 1246
1268 MAX_IT (screen.cur.row, 0); 1247 clamp_it (screen.cur.row, 0, nrow - 1);
1269 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1270 selection_check (0); 1248 selection_check (0);
1271} 1249}
1272 1250
1273/* ------------------------------------------------------------------------- */ 1251/* ------------------------------------------------------------------------- */
1274/* 1252/*
1275 * Erase part or whole of a line 1253 * Erase part or whole of a line
1276 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1254 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1277 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1255 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1278 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1256 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1257 * extension: clear to right unless wrapped: ESC [ 3 K
1279 */ 1258 */
1280void 1259void
1281rxvt_term::scr_erase_line (int mode) 1260rxvt_term::scr_erase_line (int mode) NOTHROW
1282{ 1261{
1283 unsigned int row, col, num; 1262 unsigned int col, num;
1284 1263
1285 want_refresh = 1; 1264 want_refresh = 1;
1286 ZERO_SCROLLBACK (); 1265 ZERO_SCROLLBACK ();
1287 1266
1288 selection_check (1); 1267 selection_check (1);
1289 1268
1290 row = TermWin.saveLines + screen.cur.row; 1269 line_t &line = ROW(screen.cur.row);
1270
1271 line.touch ();
1272 line.is_longer (0);
1273
1291 switch (mode) 1274 switch (mode)
1292 { 1275 {
1276 case 3:
1277 if (screen.flags & Screen_WrapNext)
1278 return;
1279
1280 /* fall through */
1281
1293 case 0: /* erase to end of line */ 1282 case 0: /* erase to end of line */
1294 col = screen.cur.col; 1283 col = screen.cur.col;
1295 num = TermWin.ncol - col; 1284 num = ncol - col;
1296 MIN_IT (screen.tlen[row], (int16_t)col); 1285 min_it (line.l, col);
1286
1297 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1287 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1298 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1288 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1299 CLEAR_SELECTION (); 1289 CLEAR_SELECTION ();
1300 break; 1290 break;
1291
1301 case 1: /* erase to beginning of line */ 1292 case 1: /* erase to beginning of line */
1302 col = 0; 1293 col = 0;
1303 num = screen.cur.col + 1; 1294 num = screen.cur.col + 1;
1295
1304 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1296 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1305 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1297 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1306 CLEAR_SELECTION (); 1298 CLEAR_SELECTION ();
1307 break; 1299 break;
1300
1308 case 2: /* erase whole line */ 1301 case 2: /* erase whole line */
1309 col = 0; 1302 col = 0;
1310 num = TermWin.ncol; 1303 num = ncol;
1311 screen.tlen[row] = 0; 1304 line.l = 0;
1312 if (selection.beg.row <= screen.cur.row 1305 if (selection.beg.row <= screen.cur.row
1313 && selection.end.row >= screen.cur.row) 1306 && selection.end.row >= screen.cur.row)
1314 CLEAR_SELECTION (); 1307 CLEAR_SELECTION ();
1315 break; 1308 break;
1316 default: 1309 default:
1317 return; 1310 return;
1318 } 1311 }
1319 1312
1320 if (screen.text[row]) 1313 scr_blank_line (line, col, num, rstyle);
1321 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1322 else
1323 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1324} 1314}
1325 1315
1326/* ------------------------------------------------------------------------- */ 1316/* ------------------------------------------------------------------------- */
1327/* 1317/*
1328 * Erase part of whole of the screen 1318 * Erase part of whole of the screen
1329 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1319 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1330 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1320 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1331 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1321 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1332 */ 1322 */
1333void 1323void
1334rxvt_term::scr_erase_screen (int mode) 1324rxvt_term::scr_erase_screen (int mode) NOTHROW
1335{ 1325{
1336 int num; 1326 int num;
1337 int32_t row, row_offset; 1327 int32_t row;
1338 rend_t ren; 1328 rend_t ren;
1339 XGCValues gcvalue; 1329 XGCValues gcvalue;
1340 1330
1341 want_refresh = 1; 1331 want_refresh = 1;
1342 ZERO_SCROLLBACK (); 1332 ZERO_SCROLLBACK ();
1343
1344 row_offset = (int32_t)TermWin.saveLines;
1345 1333
1346 switch (mode) 1334 switch (mode)
1347 { 1335 {
1348 case 0: /* erase to end of screen */ 1336 case 0: /* erase to end of screen */
1349 selection_check (1); 1337 selection_check (1);
1350 scr_erase_line (0); 1338 scr_erase_line (0);
1351 row = screen.cur.row + 1; /* possible OOB */ 1339 row = screen.cur.row + 1; /* possible OOB */
1352 num = TermWin.nrow - row; 1340 num = nrow - row;
1353 break; 1341 break;
1354 case 1: /* erase to beginning of screen */ 1342 case 1: /* erase to beginning of screen */
1355 selection_check (3); 1343 selection_check (3);
1356 scr_erase_line (1); 1344 scr_erase_line (1);
1357 row = 0; 1345 row = 0;
1358 num = screen.cur.row; 1346 num = screen.cur.row;
1359 break; 1347 break;
1360 case 2: /* erase whole screen */ 1348 case 2: /* erase whole screen */
1361 selection_check (3); 1349 selection_check (3);
1362 row = 0; 1350 row = 0;
1363 num = TermWin.nrow; 1351 num = nrow;
1364 break; 1352 break;
1365 default: 1353 default:
1366 return; 1354 return;
1367 } 1355 }
1368 1356
… …
1370 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1358 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1371 || (selection.end.row >= row 1359 || (selection.end.row >= row
1372 && selection.end.row <= row + num))) 1360 && selection.end.row <= row + num)))
1373 CLEAR_SELECTION (); 1361 CLEAR_SELECTION ();
1374 1362
1375 if (row >= TermWin.nrow) /* Out Of Bounds */ 1363 if (row >= nrow) /* Out Of Bounds */
1376 return; 1364 return;
1377 1365
1378 MIN_IT (num, (TermWin.nrow - row)); 1366 min_it (num, nrow - row);
1379 1367
1380 if (rstyle & (RS_RVid | RS_Uline)) 1368 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1381 ren = (rend_t) ~RS_None; 1369 ren = (rend_t) ~RS_None;
1382 else if (GET_BASEBG (rstyle) == Color_bg) 1370 else if (GET_BASEBG (rstyle) == Color_bg)
1383 { 1371 {
1384 ren = DEFAULT_RSTYLE; 1372 ren = DEFAULT_RSTYLE;
1385 CLEAR_ROWS (row, num); 1373
1374 if (mapped)
1375 XClearArea (dpy, vt, 0,
1376 Row2Pixel (row - view_start), (unsigned int)width,
1377 (unsigned int)Height2Pixel (num), False);
1386 } 1378 }
1387 else 1379 else
1388 { 1380 {
1389 ren = rstyle & (RS_fgMask | RS_bgMask); 1381 ren = rstyle & (RS_fgMask | RS_bgMask);
1382
1383 if (mapped)
1384 {
1390 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1385 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1391 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1386 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1392 ERASE_ROWS (row, num); 1387 XFillRectangle (dpy, vt, gc,
1388 0, Row2Pixel (row - view_start),
1389 (unsigned int)width,
1390 (unsigned int)Height2Pixel (num));
1393 gcvalue.foreground = pix_colors[Color_fg]; 1391 gcvalue.foreground = pix_colors[Color_fg];
1394 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1392 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1393 }
1395 } 1394 }
1396 1395
1397 for (; num--; row++) 1396 for (; num--; row++)
1398 { 1397 {
1399 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1398 scr_blank_screen_mem (ROW(row), rstyle);
1400 screen.tlen[row + row_offset] = 0; 1399
1401 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren); 1400 if (row - view_start < nrow)
1401 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1402 } 1402 }
1403} 1403}
1404
1405#if !ENABLE_MINIMAL
1406void
1407rxvt_term::scr_erase_savelines () NOTHROW
1408{
1409 want_refresh = 1;
1410 ZERO_SCROLLBACK ();
1411
1412 top_row = 0;
1413}
1414#endif
1404 1415
1405/* ------------------------------------------------------------------------- */ 1416/* ------------------------------------------------------------------------- */
1406/* 1417/*
1407 * Fill the screen with `E's 1418 * Fill the screen with `E's
1408 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1419 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1409 */ 1420 */
1410void 1421void
1411rxvt_term::scr_E () 1422rxvt_term::scr_E () NOTHROW
1412{ 1423{
1413 int i, j, k; 1424 rend_t fs;
1414 rend_t *r1, fs;
1415 1425
1416 want_refresh = 1; 1426 want_refresh = 1;
1417 ZERO_SCROLLBACK (); 1427 ZERO_SCROLLBACK ();
1418 1428
1419 num_scr_allow = 0; 1429 num_scr_allow = 0;
1420 selection_check (3); 1430 selection_check (3);
1421 1431
1422 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1432 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1423 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1433 for (int row = nrow; row--; )
1424 { 1434 {
1425 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1435 line_t &line = ROW(row);
1436
1426 fill_text (screen.text[k], 'E', TermWin.ncol); 1437 fill_text (line.t, 'E', ncol);
1427 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1438 rend_t *r1 = line.r;
1439
1440 for (int j = ncol; j--; )
1428 *r1++ = fs; 1441 *r1++ = fs;
1442
1443 line.is_longer (0);
1444 line.touch (ncol);
1429 } 1445 }
1430} 1446}
1431 1447
1432/* ------------------------------------------------------------------------- */ 1448/* ------------------------------------------------------------------------- */
1433/* 1449/*
1434 * Insert/Delete <count> lines 1450 * Insert/Delete <count> lines
1435 */ 1451 */
1436void 1452void
1437rxvt_term::scr_insdel_lines (int count, int insdel) 1453rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1438{ 1454{
1439 int end; 1455 int end;
1440 1456
1441 ZERO_SCROLLBACK (); 1457 ZERO_SCROLLBACK ();
1442 1458
… …
1454 count = end; 1470 count = end;
1455 } 1471 }
1456 1472
1457 scr_do_wrap (); 1473 scr_do_wrap ();
1458 1474
1459 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1475 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1460} 1476}
1461 1477
1462/* ------------------------------------------------------------------------- */ 1478/* ------------------------------------------------------------------------- */
1463/* 1479/*
1464 * Insert/Delete <count> characters from the current position 1480 * Insert/Delete <count> characters from the current position
1465 */ 1481 */
1466void 1482void
1467rxvt_term::scr_insdel_chars (int count, int insdel) 1483rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1468{ 1484{
1469 int col, row;
1470 rend_t tr;
1471 text_t *stp;
1472 rend_t *srp;
1473 int16_t *slp;
1474
1475 want_refresh = 1; 1485 want_refresh = 1;
1476 ZERO_SCROLLBACK (); 1486 ZERO_SCROLLBACK ();
1477 1487
1478 if (count <= 0) 1488 if (count <= 0)
1479 return; 1489 return;
1480 1490
1481 scr_do_wrap (); 1491 scr_do_wrap ();
1482 1492
1483 selection_check (1); 1493 selection_check (1);
1484 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1494 min_it (count, ncol - screen.cur.col);
1485 1495
1486 row = screen.cur.row + TermWin.saveLines; 1496 int row = screen.cur.row;
1487 1497
1488 stp = screen.text[row]; 1498 line_t *line = &ROW(row);
1489 srp = screen.rend[row]; 1499
1490 slp = &screen.tlen[row]; 1500 line->touch ();
1501 line->is_longer (0);
1502
1503 // nuke wide spanning the start
1504 if (line->t[screen.cur.col] == NOCHAR)
1505 scr_kill_char (*line, screen.cur.col);
1491 1506
1492 switch (insdel) 1507 switch (insdel)
1493 { 1508 {
1494 case INSERT: 1509 case INSERT:
1495 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1510 line->l = min (line->l + count, ncol);
1511
1512 if (line->t[screen.cur.col] == NOCHAR)
1513 scr_kill_char (*line, screen.cur.col);
1514
1515 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1496 { 1516 {
1497 stp[col] = stp[col - count]; 1517 line->t[col] = line->t[col - count];
1498 srp[col] = srp[col - count]; 1518 line->r[col] = line->r[col - count];
1499 }
1500
1501 if (*slp != -1)
1502 {
1503 *slp += count;
1504 MIN_IT (*slp, TermWin.ncol);
1505 } 1519 }
1506 1520
1507 if (selection.op && current_screen == selection.screen 1521 if (selection.op && current_screen == selection.screen
1508 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1522 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1509 { 1523 {
1510 if (selection.end.row != screen.cur.row 1524 if (selection.end.row != screen.cur.row
1511 || (selection.end.col + count >= TermWin.ncol)) 1525 || (selection.end.col + count >= ncol))
1512 CLEAR_SELECTION (); 1526 CLEAR_SELECTION ();
1513 else 1527 else
1528 {
1514 { /* shift selection */ 1529 /* shift selection */
1515 selection.beg.col += count; 1530 selection.beg.col += count;
1516 selection.mark.col += count; /* XXX: yes? */ 1531 selection.mark.col += count; /* XXX: yes? */
1517 selection.end.col += count; 1532 selection.end.col += count;
1518 } 1533 }
1519 } 1534 }
1520 1535
1521 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1536 scr_blank_line (*line, screen.cur.col, count, rstyle);
1522 (unsigned int)count, rstyle);
1523 break; 1537 break;
1524 1538
1525 case ERASE: 1539 case ERASE:
1526 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1540 screen.cur.col += count; /* don't worry if > ncol */
1527 selection_check (1); 1541 selection_check (1);
1528 screen.cur.col -= count; 1542 screen.cur.col -= count;
1529 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1543
1530 (unsigned int)count, rstyle); 1544 // nuke wide char after the end
1545 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1546 scr_kill_char (*line, screen.cur.col + count);
1547
1548 scr_blank_line (*line, screen.cur.col, count, rstyle);
1531 break; 1549 break;
1532 1550
1533 case DELETE: 1551 case DELETE:
1534 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1552 line->l = max (line->l - count, 0);
1535 1553
1554 // nuke wide char spanning the end
1555 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1556 scr_kill_char (*line, screen.cur.col + count);
1557
1536 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1558 for (int col = screen.cur.col; (col + count) < ncol; col++)
1537 { 1559 {
1538 stp[col] = stp[col + count]; 1560 line->t[col] = line->t[col + count];
1539 srp[col] = srp[col + count]; 1561 line->r[col] = line->r[col + count];
1540 } 1562 }
1541 1563
1542 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1564 scr_blank_line (*line, ncol - count, count, rstyle);
1543 (unsigned int)count, tr);
1544
1545 if (*slp == -1) /* break line continuation */
1546 *slp = TermWin.ncol;
1547
1548 *slp -= count;
1549 MAX_IT (*slp, 0);
1550 1565
1551 if (selection.op && current_screen == selection.screen 1566 if (selection.op && current_screen == selection.screen
1552 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1567 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1553 { 1568 {
1554 if (selection.end.row != screen.cur.row 1569 if (selection.end.row != screen.cur.row
1555 || (screen.cur.col >= selection.beg.col - count) 1570 || (screen.cur.col >= selection.beg.col - count)
1556 || selection.end.col >= TermWin.ncol) 1571 || selection.end.col >= ncol)
1557 CLEAR_SELECTION (); 1572 CLEAR_SELECTION ();
1558 else 1573 else
1559 { 1574 {
1560 /* shift selection */ 1575 /* shift selection */
1561 selection.beg.col -= count; 1576 selection.beg.col -= count;
… …
1572/* 1587/*
1573 * Set the scrolling region 1588 * Set the scrolling region
1574 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1589 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1575 */ 1590 */
1576void 1591void
1577rxvt_term::scr_scroll_region (int top, int bot) 1592rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1578{ 1593{
1579 MAX_IT (top, 0); 1594 max_it (top, 0);
1580 MIN_IT (bot, (int)TermWin.nrow - 1); 1595 min_it (bot, nrow - 1);
1581 1596
1582 if (top > bot) 1597 if (top > bot)
1583 return; 1598 return;
1584 1599
1585 screen.tscroll = top; 1600 screen.tscroll = top;
… …
1592 * Make the cursor visible/invisible 1607 * Make the cursor visible/invisible
1593 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1608 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1594 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1609 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1595 */ 1610 */
1596void 1611void
1597rxvt_term::scr_cursor_visible (int mode) 1612rxvt_term::scr_cursor_visible (int mode) NOTHROW
1598{ 1613{
1599 want_refresh = 1; 1614 want_refresh = 1;
1600 1615
1601 if (mode) 1616 if (mode)
1602 screen.flags |= Screen_VisibleCursor; 1617 screen.flags |= Screen_VisibleCursor;
… …
1609 * Set/unset automatic wrapping 1624 * Set/unset automatic wrapping
1610 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1625 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1611 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1626 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1612 */ 1627 */
1613void 1628void
1614rxvt_term::scr_autowrap (int mode) 1629rxvt_term::scr_autowrap (int mode) NOTHROW
1615{ 1630{
1616 if (mode) 1631 if (mode)
1617 screen.flags |= Screen_Autowrap; 1632 screen.flags |= Screen_Autowrap;
1618 else 1633 else
1619 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1634 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1628 * and the cursor cannot be moved outside. 1643 * and the cursor cannot be moved outside.
1629 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1644 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1630 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1645 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1631 */ 1646 */
1632void 1647void
1633rxvt_term::scr_relative_origin (int mode) 1648rxvt_term::scr_relative_origin (int mode) NOTHROW
1634{ 1649{
1635 if (mode) 1650 if (mode)
1636 screen.flags |= Screen_Relative; 1651 screen.flags |= Screen_Relative;
1637 else 1652 else
1638 screen.flags &= ~Screen_Relative; 1653 screen.flags &= ~Screen_Relative;
… …
1645 * Set insert/replace mode 1660 * Set insert/replace mode
1646 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1661 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1647 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1662 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1648 */ 1663 */
1649void 1664void
1650rxvt_term::scr_insert_mode (int mode) 1665rxvt_term::scr_insert_mode (int mode) NOTHROW
1651{ 1666{
1652 if (mode) 1667 if (mode)
1653 screen.flags |= Screen_Insert; 1668 screen.flags |= Screen_Insert;
1654 else 1669 else
1655 screen.flags &= ~Screen_Insert; 1670 screen.flags &= ~Screen_Insert;
… …
1661 * XTERM_SEQ: Set tab at current column : ESC H 1676 * XTERM_SEQ: Set tab at current column : ESC H
1662 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1677 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1663 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1678 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1664 */ 1679 */
1665void 1680void
1666rxvt_term::scr_set_tab (int mode) 1681rxvt_term::scr_set_tab (int mode) NOTHROW
1667{ 1682{
1668 if (mode < 0) 1683 if (mode < 0)
1669 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1684 memset (tabs, 0, ncol);
1670 else if (screen.cur.col < TermWin.ncol) 1685 else if (screen.cur.col < ncol)
1671 tabs[screen.cur.col] = (mode ? 1 : 0); 1686 tabs [screen.cur.col] = !!mode;
1672} 1687}
1673 1688
1674/* ------------------------------------------------------------------------- */ 1689/* ------------------------------------------------------------------------- */
1675/* 1690/*
1676 * Set reverse/normal video 1691 * Set reverse/normal video
1677 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1692 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1678 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1693 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1679 */ 1694 */
1680void 1695void
1681rxvt_term::scr_rvideo_mode (int mode) 1696rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1682{ 1697{
1698 rvideo_mode = on;
1699
1700#ifndef NO_BELL
1701 on ^= rvideo_bell;
1702#endif
1703
1704 if (rvideo_state != on)
1705 {
1706 rvideo_state = on;
1707
1708 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1709#ifdef HAVE_BG_PIXMAP
1710 if (bg_pixmap == None)
1711#endif
1712 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1713
1683 XGCValues gcvalue; 1714 XGCValues gcvalue;
1684
1685 if (rvideo != mode)
1686 {
1687 rvideo = mode;
1688 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1689#if XPM_BACKGROUND
1690 if (bgPixmap.pixmap == None)
1691#endif
1692#if TRANSPARENT
1693 if (! (options & Opt_transparent) || am_transparent == 0)
1694#endif
1695 XSetWindowBackground (display->display, TermWin.vt,
1696 pix_colors[Color_bg]);
1697
1698 gcvalue.foreground = pix_colors[Color_fg]; 1715 gcvalue.foreground = pix_colors[Color_fg];
1699 gcvalue.background = pix_colors[Color_bg]; 1716 gcvalue.background = pix_colors[Color_bg];
1700 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1717 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1701 &gcvalue); 1718
1702 scr_clear (); 1719 scr_clear ();
1703 scr_touch (true); 1720 scr_touch (true);
1704 } 1721 }
1705} 1722}
1706 1723
… …
1708/* 1725/*
1709 * Report current cursor position 1726 * Report current cursor position
1710 * XTERM_SEQ: Report position: ESC [ 6 n 1727 * XTERM_SEQ: Report position: ESC [ 6 n
1711 */ 1728 */
1712void 1729void
1713rxvt_term::scr_report_position () 1730rxvt_term::scr_report_position () NOTHROW
1714{ 1731{
1715 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1732 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1716} 1733}
1717 1734
1718/* ------------------------------------------------------------------------- * 1735/* ------------------------------------------------------------------------- *
… …
1721 1738
1722/* 1739/*
1723 * Set font style 1740 * Set font style
1724 */ 1741 */
1725void 1742void
1726rxvt_term::set_font_style () 1743rxvt_term::set_font_style () NOTHROW
1727{ 1744{
1745#if 0
1728 switch (charsets[screen.charset]) 1746 switch (charsets [screen.charset])
1729 { 1747 {
1730 case '0': /* DEC Special Character & Line Drawing Set */ 1748 case '0': /* DEC Special Character & Line Drawing Set */
1731 break; 1749 break;
1732 case 'A': /* United Kingdom (UK) */ 1750 case 'A': /* United Kingdom (UK) */
1733 break; 1751 break;
… …
1740 case 'C': /* Finnish character set */ 1758 case 'C': /* Finnish character set */
1741 break; 1759 break;
1742 case 'K': /* German character set */ 1760 case 'K': /* German character set */
1743 break; 1761 break;
1744 } 1762 }
1763#endif
1745} 1764}
1746 1765
1747/* ------------------------------------------------------------------------- */ 1766/* ------------------------------------------------------------------------- */
1748/* 1767/*
1749 * Choose a font 1768 * Choose a font
… …
1751 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1770 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1752 * XTERM_SEQ: Invoke G2 character set: ESC N 1771 * XTERM_SEQ: Invoke G2 character set: ESC N
1753 * XTERM_SEQ: Invoke G3 character set: ESC O 1772 * XTERM_SEQ: Invoke G3 character set: ESC O
1754 */ 1773 */
1755void 1774void
1756rxvt_term::scr_charset_choose (int set) 1775rxvt_term::scr_charset_choose (int set) NOTHROW
1757{ 1776{
1758 screen.charset = set; 1777 screen.charset = set;
1759 set_font_style (); 1778 set_font_style ();
1760} 1779}
1761 1780
… …
1767 * XTERM_SEQ: Set G2 character set: ESC * <C> 1786 * XTERM_SEQ: Set G2 character set: ESC * <C>
1768 * XTERM_SEQ: Set G3 character set: ESC + <C> 1787 * XTERM_SEQ: Set G3 character set: ESC + <C>
1769 * See set_font_style for possible values for <C> 1788 * See set_font_style for possible values for <C>
1770 */ 1789 */
1771void 1790void
1772rxvt_term::scr_charset_set (int set, unsigned int ch) 1791rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1773{ 1792{
1774 charsets[set] = (unsigned char)ch; 1793 charsets[set] = (unsigned char)ch;
1775 set_font_style (); 1794 set_font_style ();
1776} 1795}
1777 1796
… …
1782 1801
1783/* 1802/*
1784 * refresh matching text. 1803 * refresh matching text.
1785 */ 1804 */
1786bool 1805bool
1787rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1806rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1788{ 1807{
1789 bool found = false; 1808 bool found = false;
1790 1809
1791 for (int i = 0; i < TermWin.nrow; i++) 1810 for (int i = 0; i < nrow; i++)
1792 { 1811 {
1793 int col = 0;
1794 rend_t *drp = drawn_rend [i]; 1812 rend_t *drp = drawn_buf[i].r;
1795 1813
1796 for (; col < TermWin.ncol; col++, drp++) 1814 for (int col = 0; col < ncol; col++, drp++)
1797 if ((*drp & mask) == value) 1815 if ((*drp & mask) == value)
1798 { 1816 {
1799 found = true; 1817 found = true;
1800 *drp = ~value; 1818 *drp = ~value;
1801 } 1819 }
… …
1812 PART_END, 1830 PART_END,
1813 RC_COUNT 1831 RC_COUNT
1814}; 1832};
1815 1833
1816void 1834void
1817rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1835rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1818{ 1836{
1819 int i; 1837 int i;
1820 row_col_t rc[RC_COUNT]; 1838 row_col_t rc[RC_COUNT];
1821 1839
1822 if (drawn_text == NULL) /* sanity check */ 1840 if (!drawn_buf) /* sanity check */
1823 return; 1841 return;
1824 1842
1825#ifndef NO_SLOW_LINK_SUPPORT 1843#ifndef NO_SLOW_LINK_SUPPORT
1826 if (refresh_type == FAST_REFRESH && !display->is_local) 1844 if (refresh_type == FAST_REFRESH && !display->is_local)
1827 { 1845 {
1828 y = 0; 1846 y = 0;
1829 height = TermWin.height; 1847 eheight = height;
1830 } 1848 }
1831#endif
1832
1833#ifdef DEBUG_STRICT
1834 x = max (x, 0);
1835 x = min (x, (int)TermWin.width);
1836 y = max (y, 0);
1837 y = min (y, (int)TermWin.height);
1838#endif 1849#endif
1839 1850
1840 /* round down */ 1851 /* round down */
1841 rc[PART_BEG].col = Pixel2Col (x); 1852 rc[PART_BEG].col = Pixel2Col (x);
1842 rc[PART_BEG].row = Pixel2Row (y); 1853 rc[PART_BEG].row = Pixel2Row (y);
1843 /* round up */ 1854 /* round up */
1844 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1855 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1845 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1856 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1846 1857
1847 /* sanity checks */ 1858 /* sanity checks */
1848 for (i = PART_BEG; i < RC_COUNT; i++) 1859 for (i = PART_BEG; i < RC_COUNT; i++)
1849 { 1860 {
1850 MIN_IT (rc[i].col, TermWin.ncol - 1); 1861 min_it (rc[i].col, ncol - 1);
1851 MIN_IT (rc[i].row, TermWin.nrow - 1); 1862 min_it (rc[i].row, nrow - 1);
1852 } 1863 }
1853 1864
1854 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1865 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1855 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1866 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1867
1868 num_scr_allow = 0;
1856 1869
1857 if (refresh) 1870 if (refresh)
1858 scr_refresh (SLOW_REFRESH); 1871 scr_refresh ();
1859} 1872}
1860 1873
1861/* ------------------------------------------------------------------------- */ 1874/* ------------------------------------------------------------------------- */
1862/* 1875/*
1863 * Refresh the entire screen 1876 * Refresh the entire screen
1864 */ 1877 */
1865void 1878void
1866rxvt_term::scr_touch (bool refresh) 1879rxvt_term::scr_touch (bool refresh) NOTHROW
1867{ 1880{
1868 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1881 scr_expose (0, 0, width, height, refresh);
1869} 1882}
1870 1883
1871/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1872/* 1885/*
1873 * Move the display so that the line represented by scrollbar value Y is at 1886 * Move the display so that the line represented by scrollbar value Y is at
1874 * the top of the screen 1887 * the top of the screen
1875 */ 1888 */
1876int 1889void
1877rxvt_term::scr_move_to (int y, int len) 1890rxvt_term::scr_move_to (int y, int len) NOTHROW
1878{ 1891{
1879 long p = 0; 1892 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1880 unsigned int oldviewstart;
1881
1882 oldviewstart = TermWin.view_start;
1883
1884 if (y < len)
1885 {
1886 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1887 p -= (long) (TermWin.nrow - 1);
1888 p = max (p, 0);
1889 }
1890
1891 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1892
1893 return scr_changeview (oldviewstart);
1894} 1893}
1895 1894
1896/* ------------------------------------------------------------------------- */ 1895/* ------------------------------------------------------------------------- */
1897/* 1896/*
1898 * Page the screen up/down nlines 1897 * Page the screen up/down nlines
1899 * direction should be UP or DN 1898 * direction should be UP or DN
1900 */ 1899 */
1901int 1900bool
1902rxvt_term::scr_page (enum page_dirn direction, int nlines) 1901rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1903{ 1902{
1904 int n; 1903 int new_view_start =
1905 unsigned int oldviewstart; 1904 direction == UP ? view_start - nlines
1905 : view_start + nlines;
1906 1906
1907#ifdef DEBUG_STRICT
1908 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1909#endif
1910 oldviewstart = TermWin.view_start;
1911 if (direction == UP)
1912 {
1913 n = TermWin.view_start + nlines;
1914 TermWin.view_start = min (n, TermWin.nscrolled);
1915 }
1916 else
1917 {
1918 n = TermWin.view_start - nlines;
1919 TermWin.view_start = max (n, 0);
1920 }
1921 return scr_changeview (oldviewstart); 1907 return scr_changeview (new_view_start);
1922} 1908}
1923 1909
1924int 1910bool
1925rxvt_term::scr_changeview (unsigned int oldviewstart) 1911rxvt_term::scr_changeview (int new_view_start) NOTHROW
1926{ 1912{
1913 clamp_it (new_view_start, top_row, 0);
1914
1927 if (TermWin.view_start != oldviewstart) 1915 if (new_view_start == view_start)
1928 { 1916 return false;
1917
1918 num_scr += new_view_start - view_start;
1919 view_start = new_view_start;
1929 want_refresh = 1; 1920 want_refresh = 1;
1930 num_scr -= (TermWin.view_start - oldviewstart);
1931 }
1932 1921
1933 return (int) (TermWin.view_start - oldviewstart); 1922 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1934}
1935 1923
1936/* ------------------------------------------------------------------------- */ 1924 return true;
1937void 1925}
1938rxvt_term::scr_bell () 1926
1939{
1940#ifndef NO_BELL 1927#ifndef NO_BELL
1928void
1929rxvt_term::bell_cb (ev::timer &w, int revents)
1930{
1931 rvideo_bell = false;
1932 scr_rvideo_mode (rvideo_mode);
1933 refresh_check ();
1934}
1935#endif
1936
1937/* ------------------------------------------------------------------------- */
1938void
1939rxvt_term::scr_bell () NOTHROW
1940{
1941#ifndef NO_BELL
1942
1941# ifndef NO_MAPALERT 1943# ifndef NO_MAPALERT
1942# ifdef MAPALERT_OPTION 1944# ifdef MAPALERT_OPTION
1943 if (options & Opt_mapAlert) 1945 if (option (Opt_mapAlert))
1944# endif 1946# endif
1945 XMapWindow (display->display, TermWin.parent[0]); 1947 XMapWindow (dpy, parent);
1946# endif 1948# endif
1949
1950# if ENABLE_FRILLS
1951 if (option (Opt_urgentOnBell))
1952 set_urgency (1);
1953# endif
1954
1947 if (options & Opt_visualBell) 1955 if (option (Opt_visualBell))
1948 { 1956 {
1949 scr_rvideo_mode (!rvideo); /* refresh also done */ 1957 rvideo_bell = true;
1950 scr_rvideo_mode (!rvideo); /* refresh also done */ 1958 scr_rvideo_mode (rvideo_mode);
1959 flush ();
1960
1961 bell_ev.start (VISUAL_BELL_DURATION);
1951 } 1962 }
1952 else 1963 else
1953 XBell (display->display, 0); 1964 XBell (dpy, 0);
1965 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1954#endif 1966#endif
1955} 1967}
1956 1968
1957/* ------------------------------------------------------------------------- */ 1969/* ------------------------------------------------------------------------- */
1958/* ARGSUSED */
1959void 1970void
1960rxvt_term::scr_printscreen (int fullhist) 1971rxvt_term::scr_printscreen (int fullhist) NOTHROW
1961{ 1972{
1962#ifdef PRINTPIPE 1973#ifdef PRINTPIPE
1963 int i, r1, nrows, row_offset; 1974 int nrows, row_start;
1964 FILE *fd; 1975 FILE *fd = popen_printer ();
1965 1976
1966 if ((fd = popen_printer ()) == NULL) 1977 if (!fd)
1967 return; 1978 return;
1968 1979
1969 nrows = TermWin.nrow;
1970 row_offset = TermWin.saveLines;
1971
1972 if (!fullhist) 1980 if (fullhist)
1973 row_offset -= TermWin.view_start; 1981 {
1982 nrows = nrow - top_row;
1983 row_start = top_row;
1984 }
1974 else 1985 else
1975 { 1986 {
1976 nrows += TermWin.nscrolled; 1987 nrows = nrow;
1977 row_offset -= TermWin.nscrolled; 1988 row_start = view_start;
1978 } 1989 }
1979 1990
1980 wctomb (0, 0); 1991 wctomb (0, 0);
1981 1992
1982 for (r1 = 0; r1 < nrows; r1++) 1993 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1983 { 1994 {
1984 text_t *tp = screen.text[r1 + row_offset]; 1995 text_t *tp = ROW(r1).t;
1985 int len = screen.tlen[r1 + row_offset]; 1996 int len = ROW(r1).l;
1986 1997
1987 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 1998 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1988 { 1999 {
1989 char mb[MB_LEN_MAX]; 2000 char mb[MB_LEN_MAX];
1990 text_t t = *tp++; 2001 text_t t = *tp++;
1991 if (t == NOCHAR) 2002 if (t == NOCHAR)
1992 continue; 2003 continue;
… …
2013/* 2024/*
2014 * Refresh the screen 2025 * Refresh the screen
2015 * drawn_text/drawn_rend contain the screen information before the update. 2026 * drawn_text/drawn_rend contain the screen information before the update.
2016 * screen.text/screen.rend contain what the screen will change to. 2027 * screen.text/screen.rend contain what the screen will change to.
2017 */ 2028 */
2018
2019#define FONT_WIDTH(X, Y) \
2020 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
2021#define FONT_RBEAR(X, Y) \
2022 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
2023#define FONT_LBEAR(X, Y) \
2024 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
2025#define IS_FONT_CHAR(X, Y) \
2026 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
2027
2028void 2029void
2029rxvt_term::scr_refresh (unsigned char refresh_type) 2030rxvt_term::scr_refresh () NOTHROW
2030{ 2031{
2031 unsigned char must_clear, /* use draw_string not draw_image_string */
2032 showcursor; /* show the cursor */
2033 int16_t col, row, /* column/row we're processing */ 2032 int16_t col, row, /* column/row we're processing */
2034 ocrow; /* old cursor row */ 2033 ocrow; /* old cursor row */
2035 int i, /* tmp */ 2034 int i; /* tmp */
2036 row_offset; /* basic offset in screen structure */
2037#ifndef NO_CURSORCOLOR 2035#ifndef NO_CURSORCOLOR
2038 rend_t cc1; /* store colours at cursor position (s) */ 2036 rend_t cc1; /* store colours at cursor position (s) */
2039#endif 2037#endif
2040 rend_t *crp; // cursor rendition pointer 2038 rend_t *crp; // cursor rendition pointer
2039 rend_t ccol1, /* Cursor colour */
2040 ccol2; /* Cursor colour2 */
2041 2041
2042 want_refresh = 0; /* screen is current */ 2042 want_refresh = 0; /* screen is current */
2043 2043
2044 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2044 if (refresh_type == NO_REFRESH || !mapped)
2045 return; 2045 return;
2046 2046
2047 /* 2047 /*
2048 * A: set up vars 2048 * A: set up vars
2049 */ 2049 */
2050 must_clear = 0;
2051 refresh_count = 0; 2050 refresh_count = 0;
2052 2051
2053 row_offset = TermWin.saveLines - TermWin.view_start; 2052 unsigned int old_screen_flags = screen.flags;
2054 2053 char have_bg = 0;
2055#if XPM_BACKGROUND 2054#ifdef HAVE_BG_PIXMAP
2056 must_clear |= (bgPixmap.pixmap != None); 2055 have_bg = bg_pixmap != None;
2057#endif
2058#if TRANSPARENT
2059 must_clear |= ((options & Opt_transparent) && am_transparent);
2060#endif 2056#endif
2061 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2057 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2062 2058
2063 /* 2059 /*
2064 * B: reverse any characters which are selected 2060 * B: reverse any characters which are selected
2065 */ 2061 */
2066 scr_reverse_selection (); 2062 scr_reverse_selection ();
2063
2064 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2065#if ENABLE_OVERLAY
2066 scr_swap_overlay ();
2067#endif
2068
2069 char showcursor = screen.flags & Screen_VisibleCursor;
2067 2070
2068 /* 2071 /*
2069 * C: set the cursor character (s) 2072 * C: set the cursor character (s)
2070 */ 2073 */
2071 { 2074 {
2072 unsigned char setoldcursor; 2075 unsigned char setoldcursor;
2073 rend_t ccol1, /* Cursor colour */
2074 ccol2; /* Cursor colour2 */
2075 2076
2076 showcursor = (screen.flags & Screen_VisibleCursor);
2077#ifdef CURSOR_BLINK 2077#ifdef CURSOR_BLINK
2078 if (hidden_cursor) 2078 if (hidden_cursor)
2079 showcursor = 0; 2079 showcursor = 0;
2080#endif 2080#endif
2081 2081
2082 if (showcursor) 2082 if (showcursor)
2083 { 2083 {
2084 int col = screen.cur.col; 2084 int col = screen.cur.col;
2085 2085
2086 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 2086 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2087 col--; 2087 col--;
2088 2088
2089 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 2089 crp = &ROW(screen.cur.row).r[col];
2090 2090
2091 if (showcursor && TermWin.focus) 2091#ifndef NO_CURSORCOLOR
2092 cc1 = *crp & (RS_fgMask | RS_bgMask);
2093 if (ISSET_PIXCOLOR (Color_cursor))
2094 ccol1 = Color_cursor;
2095 else
2096#endif
2097#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2098 ccol1 = fgcolor_of (rstyle);
2099#else
2100 ccol1 = Color_fg;
2101#endif
2102
2103#ifndef NO_CURSORCOLOR
2104 if (ISSET_PIXCOLOR (Color_cursor2))
2105 ccol2 = Color_cursor2;
2106 else
2107#endif
2108#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2109 ccol2 = bgcolor_of (rstyle);
2110#else
2111 ccol2 = Color_bg;
2112#endif
2113
2114 if (focus)
2092 { 2115 {
2116 if (option (Opt_cursorUnderline))
2093 *crp ^= RS_RVid; 2117 *crp ^= RS_Uline;
2094#ifndef NO_CURSORCOLOR
2095 cc1 = *crp & (RS_fgMask | RS_bgMask);
2096 if (ISSET_PIXCOLOR (Color_cursor))
2097 ccol1 = Color_cursor;
2098 else 2118 else
2099#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2100 ccol1 = GET_FGCOLOR (rstyle);
2101#else
2102 ccol1 = Color_fg;
2103#endif
2104 if (ISSET_PIXCOLOR (Color_cursor2))
2105 ccol2 = Color_cursor2;
2106 else 2119 {
2107#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2120 *crp ^= RS_RVid;
2108 ccol2 = GET_BGCOLOR (rstyle);
2109#else
2110 ccol2 = Color_bg;
2111#endif
2112 *crp = SET_FGCOLOR (*crp, ccol1); 2121 *crp = SET_FGCOLOR (*crp, ccol1);
2113 *crp = SET_BGCOLOR (*crp, ccol2); 2122 *crp = SET_BGCOLOR (*crp, ccol2);
2114#endif 2123 }
2115 } 2124 }
2116 } 2125 }
2117 2126
2118 /* make sure no outline cursor is left around */ 2127 /* make sure no outline cursor is left around */
2119 setoldcursor = 0; 2128 setoldcursor = 0;
2120 if (ocrow != -1) 2129 if (ocrow != -1)
2121 { 2130 {
2122 if (screen.cur.row + TermWin.view_start != ocrow 2131 if (screen.cur.row - view_start != ocrow
2123 || screen.cur.col != oldcursor.col) 2132 || screen.cur.col != oldcursor.col)
2124 { 2133 {
2125 if (ocrow < TermWin.nrow 2134 if (ocrow < nrow
2126 && oldcursor.col < TermWin.ncol) 2135 && oldcursor.col < ncol)
2127 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2136 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2128 2137
2129 if (TermWin.focus || !showcursor) 2138 if (focus || !showcursor)
2130 oldcursor.row = -1; 2139 oldcursor.row = -1;
2131 else 2140 else
2132 setoldcursor = 1; 2141 setoldcursor = 1;
2133 } 2142 }
2134 } 2143 }
2135 else if (!TermWin.focus) 2144 else if (!focus)
2136 setoldcursor = 1; 2145 setoldcursor = 1;
2137 2146
2138 if (setoldcursor) 2147 if (setoldcursor)
2139 { 2148 {
2140 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2149 if (screen.cur.row - view_start >= nrow)
2141 oldcursor.row = -1; 2150 oldcursor.row = -1;
2142 else 2151 else
2143 { 2152 {
2144 oldcursor.row = screen.cur.row + TermWin.view_start; 2153 oldcursor.row = screen.cur.row - view_start;
2145 oldcursor.col = screen.cur.col; 2154 oldcursor.col = screen.cur.col;
2146 } 2155 }
2147 } 2156 }
2148 } 2157 }
2149
2150#if ENABLE_OVERLAY
2151 scr_swap_overlay ();
2152#endif
2153
2154 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
2155 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
2156 2158
2157#ifndef NO_SLOW_LINK_SUPPORT 2159#ifndef NO_SLOW_LINK_SUPPORT
2158 /* 2160 /*
2159 * D: CopyArea pass - very useful for slower links 2161 * D: CopyArea pass - very useful for slower links
2160 * This has been deliberately kept simple. 2162 * This has been deliberately kept simple.
2161 */ 2163 */
2162 i = num_scr;
2163 if (!display->is_local 2164 if (!display->is_local
2164 && refresh_type == FAST_REFRESH && num_scr_allow && i 2165 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2165 && abs (i) < TermWin.nrow && !must_clear) 2166 && abs (num_scr) < nrow && !have_bg)
2166 { 2167 {
2167 int16_t nits; 2168 int16_t nits;
2169 int i = num_scr;
2168 int j; 2170 int j;
2169 int len, wlen; 2171 int len, wlen;
2172 dLocal (int, num_scr);
2170 2173
2171 j = TermWin.nrow; 2174 j = nrow;
2172 wlen = len = -1; 2175 wlen = len = -1;
2173 row = i > 0 ? 0 : j - 1; 2176 row = i > 0 ? 0 : j - 1;
2177
2174 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2178 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2175 { 2179 {
2176 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2180 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2177 { 2181 {
2178 text_t *stp = screen.text[row + row_offset]; 2182 line_t s = ROW(view_start + row);
2179 rend_t *srp = screen.rend[row + row_offset];
2180 text_t *dtp = drawn_text[row]; 2183 line_t d = drawn_buf[row];
2181 text_t *dtp2 = drawn_text[row + i]; 2184 line_t d2 = drawn_buf[row + i];
2182 rend_t *drp = drawn_rend[row];
2183 rend_t *drp2 = drawn_rend[row + i];
2184 2185
2185 for (nits = 0, col = TermWin.ncol; col--; ) 2186 for (nits = 0, col = ncol; col--; )
2186 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2187 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2187 nits--; 2188 nits--;
2188 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2189 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2189 nits++; 2190 nits++;
2190 2191
2191 if (nits > 8) /* XXX: arbitrary choice */ 2192 if (nits > 8) /* XXX: arbitrary choice */
2192 { 2193 {
2193 for (col = TermWin.ncol; col--; ) 2194 for (col = ncol; col--; )
2194 { 2195 {
2195 *dtp++ = *dtp2++; 2196 *d.t++ = *d2.t++;
2196 *drp++ = *drp2++; 2197 *d.r++ = *d2.r++;
2197 } 2198 }
2198 2199
2199 if (len == -1) 2200 if (len == -1)
2200 len = row; 2201 len = row;
2201 2202
2202 wlen = row; 2203 wlen = row;
2203 continue; 2204 continue;
2204 } 2205 }
2205 } 2206 }
2206 2207
2207 if (len != -1) 2208 if (len >= 0)
2208 { 2209 {
2209 /* also comes here at end if needed because of >= above */ 2210 /* also comes here at end if needed because of >= above */
2210 if (wlen < len) 2211 if (wlen < len)
2211 SWAP_IT (wlen, len, int); 2212 ::swap (wlen, len);
2212 2213
2213 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2214 XGCValues gcv;
2215
2216 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2217 XCopyArea (dpy, vt, vt,
2214 TermWin.gc, 0, Row2Pixel (len + i), 2218 gc, 0, Row2Pixel (len + i),
2215 (unsigned int)TermWin_TotalWidth (), 2219 (unsigned int)this->width,
2216 (unsigned int)Height2Pixel (wlen - len + 1), 2220 (unsigned int)Height2Pixel (wlen - len + 1),
2217 0, Row2Pixel (len)); 2221 0, Row2Pixel (len));
2222 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2223
2218 len = -1; 2224 len = -1;
2219 } 2225 }
2220 } 2226 }
2221 } 2227 }
2222#endif 2228#endif
2223 2229
2224 /* 2230 /*
2225 * E: main pass across every character 2231 * E: main pass across every character
2226 */ 2232 */
2227 for (row = 0; row < TermWin.nrow; row++) 2233 for (row = 0; row < nrow; row++)
2228 { 2234 {
2229 text_t *stp = screen.text[row + row_offset]; 2235 text_t *stp = ROW(view_start + row).t;
2230 rend_t *srp = screen.rend[row + row_offset]; 2236 rend_t *srp = ROW(view_start + row).r;
2231 text_t *dtp = drawn_text[row]; 2237 text_t *dtp = drawn_buf[row].t;
2232 rend_t *drp = drawn_rend[row]; 2238 rend_t *drp = drawn_buf[row].r;
2233 2239
2234 /* 2240 /*
2235 * E2: OK, now the real pass 2241 * E2: OK, now the real pass
2236 */ 2242 */
2237 int ypixel = (int)Row2Pixel (row); 2243 int ypixel = (int)Row2Pixel (row);
2238 2244
2239 for (col = 0; col < TermWin.ncol; col++) 2245 for (col = 0; col < ncol; col++)
2240 { 2246 {
2241 /* compare new text with old - if exactly the same then continue */ 2247 /* compare new text with old - if exactly the same then continue */
2242 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2248 if (stp[col] == dtp[col] /* Must match characters to skip. */
2243 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ 2249 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2244 || (stp[col] == ' ' /* space w/ no background change */ 2250 || (stp[col] == ' ' /* space w/ no background change */
… …
2246 continue; 2252 continue;
2247 2253
2248 // redraw one or more characters 2254 // redraw one or more characters
2249 2255
2250 // seek to the beginning of wide characters 2256 // seek to the beginning of wide characters
2251 while (stp[col] == NOCHAR && col > 0) 2257 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2252 --col; 2258 --col;
2253 2259
2254 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2260 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2255 text_t *text = stp + col; 2261 text_t *text = stp + col;
2256 int count = 1; 2262 int count = 1;
2257 2263
2258 dtp[col] = stp[col]; 2264 dtp[col] = stp[col];
2259 drp[col] = rend; 2265 drp[col] = rend;
2260 2266
2261 int xpixel = Col2Pixel (col); 2267 int xpixel = Col2Pixel (col);
2262 2268
2263 for (i = 0; ++col < TermWin.ncol; ) 2269 for (i = 0; ++col < ncol; )
2264 { 2270 {
2265 if (stp[col] == NOCHAR) 2271 if (stp[col] == NOCHAR)
2266 { 2272 {
2267 dtp[col] = stp[col]; 2273 dtp[col] = stp[col];
2268 drp[col] = rend; 2274 drp[col] = srp[col];
2275
2269 count++; 2276 count++;
2270 i++; 2277 i++;
2271 2278
2272 continue; 2279 continue;
2273 } 2280 }
… …
2278 count++; 2285 count++;
2279 2286
2280 if (stp[col] != dtp[col] 2287 if (stp[col] != dtp[col]
2281 || !RS_SAME (srp[col], drp[col])) 2288 || !RS_SAME (srp[col], drp[col]))
2282 { 2289 {
2283 if (must_clear && (i++ > count / 2)) 2290 if (have_bg && (i++ > count / 2))
2284 break; 2291 break;
2285 2292
2286 dtp[col] = stp[col]; 2293 dtp[col] = stp[col];
2287 drp[col] = rend; 2294 drp[col] = rend;
2288 i = 0; 2295 i = 0;
2289 } 2296 }
2290 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2297 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2291 break; 2298 break;
2292 } 2299 }
2293 2300
2294 col--; /* went one too far. move back */ 2301 col--; /* went one too far. move back */
2295 count -= i; /* dump any matching trailing chars */ 2302 count -= i; /* dump any matching trailing chars */
2296 2303
2297 // sometimes we optimize away the trailing NOCHAR's, add them back 2304 // sometimes we optimize away the trailing NOCHAR's, add them back
2298 while (i && text[count] == NOCHAR) 2305 while (ecb_unlikely (i && text[count] == NOCHAR))
2299 count++, i--; 2306 count++, i--;
2300
2301#if ENABLE_STYLES
2302 // force redraw after "careful" characters to avoid pixel droppings
2303 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0)
2304 drp[col + 1] = ~srp[col + 1];
2305
2306 // include previous careful character(s) if possible, looks nicer (best effort...)
2307 while (text > stp
2308 && srp[text - stp - 1] & RS_Careful
2309 && RS_SAME (rend, srp[text - stp - 1]))
2310 text--, count++, xpixel -= TermWin.fwidth;
2311#endif
2312 2307
2313 /* 2308 /*
2314 * Determine the attributes for the string 2309 * Determine the attributes for the string
2315 */ 2310 */
2316 int fore = GET_FGCOLOR (rend); // desired foreground 2311 int fore = fgcolor_of (rend); // desired foreground
2317 int back = GET_BGCOLOR (rend); // desired background 2312 int back = bgcolor_of (rend); // desired background
2318 2313
2319 // only do special processing if ana attributes are set, which is rare 2314 // only do special processing if any attributes are set, which is unlikely
2320 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) 2315 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2321 { 2316 {
2322 bool invert = rend & RS_RVid; 2317 bool invert = rend & RS_RVid;
2323 2318
2324#ifndef NO_BOLD_UNDERLINE_REVERSE 2319#ifndef NO_BOLD_UNDERLINE_REVERSE
2325 if (rend & RS_Bold
2326 && fore == Color_fg) 2320 if (rend & RS_Bold && fore == Color_fg)
2327 { 2321 {
2328 if (ISSET_PIXCOLOR (Color_BD)) 2322 if (ISSET_PIXCOLOR (Color_BD))
2329 fore = Color_BD; 2323 fore = Color_BD;
2330# if !ENABLE_STYLES 2324# if !ENABLE_STYLES
2331 else 2325 else
2332 invert = !invert; 2326 invert = !invert;
2333# endif 2327# endif
2334 } 2328 }
2335 2329
2336 if (rend & RS_Italic 2330 if (rend & RS_Italic && fore == Color_fg)
2337 && fore == Color_fg)
2338 { 2331 {
2339 if (ISSET_PIXCOLOR (Color_IT)) 2332 if (ISSET_PIXCOLOR (Color_IT))
2340 fore = Color_IT; 2333 fore = Color_IT;
2341# if !ENABLE_STYLES 2334# if !ENABLE_STYLES
2342 else 2335 else
2343 invert = !invert; 2336 invert = !invert;
2344# endif 2337# endif
2345 } 2338 }
2346 2339
2347 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2340 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2348 fore = Color_UL; 2341 fore = Color_UL;
2342#endif
2343
2344#ifdef OPTION_HC
2345 if (rend & RS_Sel)
2346 {
2347 /* invert the column if no highlightColor is set or it is the
2348 * current cursor column */
2349 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2350 && ISSET_PIXCOLOR (Color_HC))
2351 {
2352 if (ISSET_PIXCOLOR (Color_HTC))
2353 fore = Color_HTC;
2354 // if invert is 0 reverse video is set so we use bg color as fg color
2355 else if (!invert)
2356 fore = back;
2357
2358 back = Color_HC;
2359 invert = 0;
2360 }
2361 }
2349#endif 2362#endif
2350 2363
2351 if (invert) 2364 if (invert)
2352 { 2365 {
2353 SWAP_IT (fore, back, int); 2366 ::swap (fore, back);
2354 2367
2355#ifndef NO_BOLD_UNDERLINE_REVERSE 2368#ifndef NO_BOLD_UNDERLINE_REVERSE
2356 if (ISSET_PIXCOLOR (Color_RV)) 2369 if (fore == back)
2370 {
2371 fore = Color_bg;
2357 back = Color_RV; 2372 back = Color_fg;
2373 }
2358#endif 2374#endif
2359 } 2375 }
2360 2376
2361#ifdef TEXT_BLINK 2377#ifdef TEXT_BLINK
2362 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2378 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2363 { 2379 {
2364 if (!text_blink_ev.active) 2380 if (!text_blink_ev.is_active ())
2365 { 2381 {
2366 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2382 text_blink_ev.again ();
2367 hidden_text = 0; 2383 hidden_text = 0;
2368 } 2384 }
2369 else if (hidden_text) 2385 else if (hidden_text)
2370 fore = back; 2386 fore = back;
2371 } 2387 }
2372#endif 2388#endif
2389
2390#if ENABLE_STYLES
2391 // "careful" (too wide) character handling
2392
2393 // include previous careful character(s) if possible, looks nicer (best effort...)
2394 while (text > stp
2395 && srp[text - stp - 1] & RS_Careful
2396 && RS_SAME (rend, srp[text - stp - 1]))
2397 text--, count++, xpixel -= fwidth;
2398
2399 // force redraw after "careful" characters to avoid pixel droppings
2400 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2401 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2402
2403 // force redraw before "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2405 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2406#endif
2373 } 2407 }
2374 2408
2375 /* 2409 /*
2376 * Actually do the drawing of the string here 2410 * Actually do the drawing of the string here
2377 */ 2411 */
2378 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2412 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2379 2413
2380 if (back == fore) 2414 if (ecb_likely (have_bg && back == Color_bg))
2381 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2382 TermWin.fwidth * count, TermWin.fheight,
2383 back);
2384 else if (back == Color_bg)
2385 { 2415 {
2386 if (must_clear) 2416 // this is very ugly, maybe push it into ->draw?
2387 {
2388 CLEAR_CHARS (xpixel, ypixel, count);
2389 2417
2390 for (i = 0; i < count; i++) /* don't draw empty strings */ 2418 for (i = 0; i < count; i++) /* don't draw empty strings */
2391 if (text[i] != ' ') 2419 if (text[i] != ' ')
2392 { 2420 {
2393 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2421 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2394 break; 2422 goto did_clear;
2395 }
2396 } 2423 }
2397 else 2424
2398 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2425 CLEAR_CHARS (xpixel, ypixel, count);
2426 did_clear: ;
2399 } 2427 }
2400 else 2428 else
2401 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2429 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2402 2430
2403 if (rend & RS_Uline && font->descent > 1 && fore != back) 2431 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2404 { 2432 {
2405#if ENABLE_FRILLS 2433#if ENABLE_FRILLS
2406 if (ISSET_PIXCOLOR (Color_underline)) 2434 if (ISSET_PIXCOLOR (Color_underline))
2407 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2435 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2408 else 2436 else
2409#endif 2437#endif
2410 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2438 XSetForeground (dpy, gc, pix_colors[fore]);
2411 2439
2412 XDrawLine (display->display, drawBuffer, TermWin.gc, 2440 XDrawLine (dpy, vt, gc,
2413 xpixel, ypixel + font->ascent + 1, 2441 xpixel, ypixel + font->ascent + 1,
2414 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2442 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2415 } 2443 }
2416 } /* for (col....) */ 2444 } /* for (col....) */
2417 } /* for (row....) */ 2445 } /* for (row....) */
2418 2446
2419#if ENABLE_OVERLAY
2420 scr_swap_overlay ();
2421#endif
2422
2423 /* 2447 /*
2424 * G: cleanup cursor and display outline cursor if necessary 2448 * G: cleanup cursor and display outline cursor if necessary
2425 */ 2449 */
2426 if (showcursor) 2450 if (showcursor)
2427 { 2451 {
2428 if (TermWin.focus) 2452 if (focus)
2453 {
2454 if (option (Opt_cursorUnderline))
2455 *crp ^= RS_Uline;
2456 else
2429 { 2457 {
2430 *crp ^= RS_RVid; 2458 *crp ^= RS_RVid;
2431#ifndef NO_CURSORCOLOR 2459#ifndef NO_CURSORCOLOR
2432 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2460 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2433#endif 2461#endif
2462 }
2434 } 2463 }
2435 else if (oldcursor.row >= 0) 2464 else if (oldcursor.row >= 0)
2436 { 2465 {
2466 int cursorwidth = 1;
2467 int col = oldcursor.col;
2468
2469 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2470 col--;
2471
2472 while (col + cursorwidth < ncol
2473 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2474 cursorwidth++;
2475
2437#ifndef NO_CURSORCOLOR 2476#ifndef NO_CURSORCOLOR
2438 if (ISSET_PIXCOLOR (Color_cursor)) 2477 if (ISSET_PIXCOLOR (Color_cursor))
2439 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); 2478 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2479 else
2440#endif 2480#endif
2441 int cursorwidth = 1; 2481 XSetForeground (dpy, gc, pix_colors[ccol1]);
2442 while (oldcursor.col + cursorwidth < TermWin.ncol
2443 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2444 cursorwidth++;
2445 2482
2446 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2483 XDrawRectangle (dpy, vt, gc,
2447 Col2Pixel (oldcursor.col), 2484 Col2Pixel (col),
2448 Row2Pixel (oldcursor.row), 2485 Row2Pixel (oldcursor.row),
2449 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2486 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2450 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2487 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2451 } 2488 }
2452 } 2489 }
2453 2490
2454 /* 2491 /*
2455 * H: cleanup selection 2492 * H: cleanup selection
2456 */ 2493 */
2494#if ENABLE_OVERLAY
2495 scr_swap_overlay ();
2496#endif
2497 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2498
2457 scr_reverse_selection (); 2499 scr_reverse_selection ();
2458 2500
2459 if (refresh_type & SMOOTH_REFRESH) 2501 screen.flags = old_screen_flags;
2460 XFlush (display->display);
2461
2462 num_scr = 0; 2502 num_scr = 0;
2463 num_scr_allow = 1; 2503 num_scr_allow = 1;
2464} 2504}
2465 2505
2466void 2506void
2467rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2507rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2468{ 2508{
2469 if (!rp || !tp) 2509 if (!l.t)
2470 return; 2510 return;
2471 2511
2472 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2512 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2513
2514 for (int i = ncol; i--; )
2473 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2515 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2474} 2516}
2475 2517
2476void 2518void
2477rxvt_term::scr_remap_chars () 2519rxvt_term::scr_remap_chars () NOTHROW
2478{ 2520{
2479 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2521 for (int i = total_rows; i--; )
2480 scr_remap_chars (screen.text[i], screen.rend[i]); 2522 scr_remap_chars (row_buf [i]);
2481 2523
2482 for (int i = TermWin.nrow; i--; ) 2524 for (int i = nrow; i--; )
2483 {
2484 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2485 scr_remap_chars (swap.text[i], swap.rend[i]);
2486 } 2525 {
2526 scr_remap_chars (drawn_buf [i]);
2527 scr_remap_chars (swap_buf [i]);
2528 }
2487} 2529}
2488 2530
2489void 2531void
2490rxvt_term::scr_recolour () 2532rxvt_term::scr_recolour (bool refresh) NOTHROW
2491{ 2533{
2492 if (1 2534 bool transparent = false;
2493#if TRANSPARENT 2535
2494 && !am_transparent 2536#ifdef HAVE_BG_PIXMAP
2537 if (bg_pixmap != None)
2538 {
2539# ifdef ENABLE_TRANSPARENCY
2540 if (bg_flags & BG_IS_TRANSPARENT)
2541 {
2542 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2543 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2544
2545 transparent = true;
2546 }
2547 else
2495#endif 2548# endif
2496#if XPM_BACKGROUND
2497 && !bgPixmap.pixmap
2498#endif
2499 ) 2549 {
2550 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2551 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2552 }
2500 { 2553 }
2554 else
2555#endif
2556 {
2501 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); 2557 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2502 XClearWindow (display->display, TermWin.parent[0]);
2503 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 2558 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2504#if HAVE_SCROLLBARS 2559 }
2560
2561 XClearWindow (dpy, parent);
2562
2505 if (scrollBar.win) 2563 if (scrollBar.win)
2506 { 2564 {
2565 if (transparent)
2566 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2567 else
2507 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2568 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2508 scrollBar.setIdle (); 2569 scrollBar.state = STATE_IDLE;
2509 scrollbar_show (0); 2570 scrollBar.show (0);
2510 } 2571 }
2511#endif 2572
2573 if (refresh)
2512 } 2574 {
2513
2514 scr_clear (); 2575 scr_clear ();
2515 scr_touch (true); 2576 scr_touch (true);
2577 }
2516 want_refresh = 1; 2578 want_refresh = 1;
2517} 2579}
2518 2580
2519/* ------------------------------------------------------------------------- */ 2581/* ------------------------------------------------------------------------- */
2520void 2582void
2521rxvt_term::scr_clear (bool really) 2583rxvt_term::scr_clear (bool really) NOTHROW
2522{ 2584{
2523 if (!TermWin.mapped) 2585 if (!mapped)
2524 return; 2586 return;
2525 2587
2526 num_scr_allow = 0; 2588 num_scr_allow = 0;
2527 want_refresh = 1; 2589 want_refresh = 1;
2528 2590
2529#if TRANSPARENT 2591 if (really)
2530 if ((options & Opt_transparent) && (am_pixmap_trans == 0)) 2592 XClearWindow (dpy, vt);
2593}
2594
2595void
2596rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2597{
2598 int view_end = view_start + nrow;
2599 int row, col;
2600
2601 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2602 {
2603 text_t *stp = ROW(row).t;
2604 rend_t *srp = ROW(row).r;
2605
2606 for (col = beg_col; col < end_col; col++)
2607 srp[col] ^= rstyle1;
2608
2609 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2610 srp[col] ^= rstyle2;
2611
2612 if (++col < end_col)
2613 srp[col] ^= rstyle2;
2531 { 2614 }
2532 int i; 2615}
2533 2616
2534 if (!(options & Opt_transparent_all)) 2617void
2618rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2619{
2620 int view_end = view_start + nrow;
2621 int row, col;
2622
2623 if (beg_row >= view_start)
2624 {
2625 col = beg_col;
2626 row = beg_row;
2627 }
2628 else
2629 {
2535 i = 0; 2630 col = 0;
2631 row = view_start;
2632 }
2633
2634 for (; row < min (end_row, view_end); row++, col = 0)
2635 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2636 srp[col] ^= rstyle;
2637
2638 if (row == end_row)
2639 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2640 srp[col] ^= rstyle;
2641}
2642
2643/* ------------------------------------------------------------------------- */
2644void
2645rxvt_term::scr_reverse_selection () NOTHROW
2646{
2647 if (selection.op
2648 && current_screen == selection.screen
2649 && selection.end.row >= view_start)
2650 {
2651#if !ENABLE_MINIMAL
2652 if (selection.rect)
2653 scr_xor_rect (selection.beg.row, selection.beg.col,
2654 selection.end.row, selection.end.col,
2655 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2536 else 2656 else
2537 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2538
2539 while (i--)
2540 if (TermWin.parent[i] != None)
2541 XClearWindow (display->display, TermWin.parent[i]);
2542 }
2543#endif 2657#endif
2544 2658 scr_xor_span (selection.beg.row, selection.beg.col,
2545 if (really) 2659 selection.end.row, selection.end.col,
2546 XClearWindow (display->display, TermWin.vt); 2660 RS_Sel | RS_RVid);
2547}
2548
2549/* ------------------------------------------------------------------------- */
2550void
2551rxvt_term::scr_reverse_selection ()
2552{
2553 if (selection.op && current_screen == selection.screen)
2554 {
2555 int end_row = TermWin.saveLines - TermWin.view_start;
2556 int i = selection.beg.row + TermWin.saveLines;
2557 int col, row = selection.end.row + TermWin.saveLines;
2558 rend_t *srp;
2559
2560#if ENABLE_FRILLS
2561 if (selection.rect)
2562 {
2563 end_row += TermWin.nrow;
2564
2565 for (; i <= row && i <= end_row; i++)
2566 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2567 srp[col] ^= RS_RVid;
2568 }
2569 else
2570#endif
2571 {
2572 if (i >= end_row)
2573 col = selection.beg.col;
2574 else
2575 {
2576 col = 0;
2577 i = end_row;
2578 }
2579
2580 end_row += TermWin.nrow;
2581
2582 for (; i < row && i < end_row; i++, col = 0)
2583 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2584 srp[col] ^= RS_RVid;
2585
2586 if (i == row && i < end_row)
2587 for (srp = screen.rend[i]; col < selection.end.col; col++)
2588 srp[col] ^= RS_RVid;
2589 }
2590 } 2661 }
2591} 2662}
2592 2663
2593/* ------------------------------------------------------------------------- */ 2664/* ------------------------------------------------------------------------- */
2594/* 2665/*
2595 * Dump the whole scrollback and screen to the passed filedescriptor. The 2666 * Dump the whole scrollback and screen to the passed filedescriptor. The
2596 * invoking routine must close the fd. 2667 * invoking routine must close the fd.
2597 */ 2668 */
2598#if 0 2669#if 0
2599void 2670void
2600rxvt_term::scr_dump (int fd) 2671rxvt_term::scr_dump (int fd) NOTHROW
2601{ 2672{
2602 int row, wrote; 2673 int row, wrote;
2603 unsigned int width, towrite; 2674 unsigned int width, towrite;
2604 char r1[] = "\n"; 2675 const char r1[] = "\n";
2605 2676
2606 for (row = TermWin.saveLines - TermWin.nscrolled; 2677 for (row = saveLines + top_row;
2607 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2678 row < saveLines + nrow - 1; row++)
2608 { 2679 {
2609 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2680 width = row_buf[row].l >= 0 ? row_buf[row].l
2610 : TermWin.ncol; 2681 : ncol;
2611 for (towrite = width; towrite; towrite -= wrote) 2682 for (towrite = width; towrite; towrite -= wrote)
2612 { 2683 {
2613 wrote = write (fd, & (screen.text[row][width - towrite]), 2684 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2614 towrite); 2685 towrite);
2615 if (wrote < 0) 2686 if (wrote < 0)
2616 return; /* XXX: death, no report */ 2687 return; /* XXX: death, no report */
2617 } 2688 }
2618 if (screen.tlen[row] >= 0) 2689 if (row_buf[row].l >= 0)
2619 if (write (fd, r1, 1) <= 0) 2690 if (write (fd, r1, 1) <= 0)
2620 return; /* XXX: death, no report */ 2691 return; /* XXX: death, no report */
2621 } 2692 }
2622} 2693}
2623#endif 2694#endif
2624 2695
2625/* ------------------------------------------------------------------------- * 2696/* ------------------------------------------------------------------------- *
2626 * CHARACTER SELECTION * 2697 * CHARACTER SELECTION *
2627 * ------------------------------------------------------------------------- */ 2698 * ------------------------------------------------------------------------- */
2628
2629/*
2630 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2631 */
2632void 2699void
2633rxvt_term::selection_check (int check_more) 2700rxvt_term::selection_check (int check_more) NOTHROW
2634{ 2701{
2635 row_col_t pos; 2702 row_col_t pos;
2636 2703
2637 if (!selection.op) 2704 if (!selection.op)
2638 return; 2705 return;
2639 2706
2640 pos.row = pos.col = 0; 2707 pos.row = pos.col = 0;
2641 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2708 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2642 || (selection.beg.row >= TermWin.nrow) 2709 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2643 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2710 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2644 || (selection.mark.row >= TermWin.nrow)
2645 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2646 || (selection.end.row >= TermWin.nrow)
2647 || (check_more == 1 2711 || (check_more == 1
2648 && current_screen == selection.screen 2712 && current_screen == selection.screen
2649 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2713 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2650 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2714 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2651 || (check_more == 2 2715 || (check_more == 2
… …
2653 && ROWCOL_IS_AFTER (selection.end, pos)) 2717 && ROWCOL_IS_AFTER (selection.end, pos))
2654 || (check_more == 3 2718 || (check_more == 3
2655 && ROWCOL_IS_AFTER (selection.end, pos)) 2719 && ROWCOL_IS_AFTER (selection.end, pos))
2656 || (check_more == 4 /* screen width change */ 2720 || (check_more == 4 /* screen width change */
2657 && (selection.beg.row != selection.end.row 2721 && (selection.beg.row != selection.end.row
2658 || selection.end.col > TermWin.ncol))) 2722 || selection.end.col > ncol)))
2659 CLEAR_SELECTION (); 2723 CLEAR_SELECTION ();
2660} 2724}
2661 2725
2662/* ------------------------------------------------------------------------- */ 2726/* ------------------------------------------------------------------------- */
2663/* 2727/*
2664 * Paste a selection direct to the command fd 2728 * Paste a selection direct to the command fd
2665 */ 2729 */
2666void 2730void
2667rxvt_term::paste (unsigned char *data, unsigned int len) 2731rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2668{ 2732{
2669 /* convert normal newline chars into common keyboard Return key sequence */ 2733 /* convert normal newline chars into common keyboard Return key sequence */
2670 for (unsigned int i = 0; i < len; i++) 2734 for (unsigned int i = 0; i < len; i++)
2671 if (data[i] == C0_LF) 2735 if (data[i] == C0_LF)
2672 data[i] = C0_CR; 2736 data[i] = C0_CR;
2673 2737
2738 if (priv_modes & PrivMode_BracketPaste)
2739 tt_printf ("\e[200~");
2740
2674 tt_write (data, len); 2741 tt_write (data, len);
2675}
2676 2742
2677/* ------------------------------------------------------------------------- */ 2743 if (priv_modes & PrivMode_BracketPaste)
2678/* 2744 tt_printf ("\e[201~");
2679 * Respond to a notification that a primary selection has been sent
2680 * EXT: SelectionNotify
2681 */
2682void
2683rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2684{
2685 if (prop == None) /* check for failed XConvertSelection */
2686 {
2687 if ((selection_type & Sel_CompoundText))
2688 {
2689 int selnum = selection_type & Sel_whereMask;
2690
2691 selection_type = 0;
2692 if (selnum != Sel_direct)
2693 selection_request_other (XA_STRING, selnum);
2694 }
2695
2696 if ((selection_type & Sel_UTF8String))
2697 {
2698 int selnum = selection_type & Sel_whereMask;
2699
2700 selection_type = Sel_CompoundText;
2701 if (selnum != Sel_direct)
2702 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2703 else
2704 selection_type = 0;
2705 }
2706
2707 return;
2708 }
2709
2710 unsigned long bytes_after;
2711 XTextProperty ct;
2712
2713 if (XGetWindowProperty (display->display, win, prop,
2714 0, PROP_SIZE / 4,
2715 delete_prop, AnyPropertyType,
2716 &ct.encoding, &ct.format,
2717 &ct.nitems, &bytes_after,
2718 &ct.value) != Success)
2719 {
2720 ct.value = 0;
2721 goto bailout;
2722 }
2723
2724 if (ct.encoding == None)
2725 goto bailout;
2726
2727 if (bytes_after)
2728 {
2729 // fetch and append remaining data
2730 XTextProperty ct2;
2731
2732 if (XGetWindowProperty (display->display, win, prop,
2733 ct.nitems / 4, (bytes_after + 3) / 4,
2734 delete_prop, AnyPropertyType,
2735 &ct2.encoding, &ct2.format,
2736 &ct2.nitems, &bytes_after,
2737 &ct2.value) != Success)
2738 goto bailout;
2739
2740 // realloc should be compatible to XFree, here, and elsewhere, too
2741 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2742 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2743 ct.nitems += ct2.nitems;
2744
2745 XFree (ct2.value);
2746 }
2747
2748 if (ct.value == 0)
2749 goto bailout;
2750
2751 if (ct.encoding == xa[XA_INCR])
2752 {
2753 // INCR selection, start handshake
2754 if (!delete_prop)
2755 XDeleteProperty (display->display, win, prop);
2756
2757 selection_wait = Sel_incr;
2758 incr_buf_fill = 0;
2759 incr_ev.start (NOW + 10);
2760
2761 goto bailout;
2762 }
2763
2764 if (ct.nitems == 0)
2765 {
2766 if (selection_wait == Sel_incr)
2767 {
2768 XFree (ct.value);
2769
2770 // finally complete, now paste the whole thing
2771 selection_wait = Sel_normal;
2772 ct.value = (unsigned char *)incr_buf;
2773 ct.nitems = incr_buf_fill;
2774 incr_buf = 0;
2775 incr_buf_size = 0;
2776 incr_ev.stop ();
2777 }
2778 else
2779 {
2780 if (selection_wait == Sel_normal
2781 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2782 {
2783 /*
2784 * pass through again trying CUT_BUFFER0 if we've come from
2785 * XConvertSelection () but nothing was presented
2786 */
2787 selection_paste (display->root, XA_CUT_BUFFER0, False);
2788 }
2789
2790 goto bailout;
2791 }
2792 }
2793 else if (selection_wait == Sel_incr)
2794 {
2795 incr_ev.start (NOW + 10);
2796
2797 while (incr_buf_fill + ct.nitems > incr_buf_size)
2798 {
2799 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2800 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2801 }
2802
2803 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2804 incr_buf_fill += ct.nitems;
2805
2806 goto bailout;
2807 }
2808
2809 char **cl;
2810 int cr;
2811
2812#if ENABLE_FRILLS
2813 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2814 // so recode it manually
2815 if (ct.encoding == xa[XA_UTF8_STRING])
2816 {
2817 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2818 char *s = rxvt_wcstombs (w);
2819 free (w);
2820 // TODO: strlen == only the first element will be converted. well...
2821 paste ((unsigned char *)s, strlen (s));
2822 free (s);
2823 }
2824 else
2825#endif
2826 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2827 && cl)
2828 {
2829 for (int i = 0; i < cr; i++)
2830 paste ((unsigned char *)cl[i], strlen (cl[i]));
2831
2832 XFreeStringList (cl);
2833 }
2834 else
2835 paste (ct.value, ct.nitems); // paste raw
2836
2837bailout:
2838 XFree (ct.value);
2839
2840 if (selection_wait == Sel_normal)
2841 selection_wait = Sel_none;
2842} 2745}
2843 2746
2844void 2747void
2845rxvt_term::incr_cb (time_watcher &w) 2748rxvt_term::paste (char *data, unsigned int len) NOTHROW
2846{ 2749{
2847 selection_wait = Sel_none; 2750 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2848
2849 incr_buf_size = 0;
2850 free (incr_buf);
2851
2852 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2853}
2854
2855void
2856rxvt_term::selection_property (Window win, Atom prop)
2857{
2858 if (prop == None || selection_wait != Sel_incr)
2859 return; 2751 return;
2860 2752
2861 selection_paste (win, prop, true); 2753 tt_paste (data, len);
2862} 2754}
2863 2755
2864/* ------------------------------------------------------------------------- */ 2756/* ------------------------------------------------------------------------- */
2865/* 2757/*
2866 * Request the current selection: 2758 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2867 * Order: > internal selection if available 2759 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2868 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2760 * as fallback
2869 * > CUT_BUFFER0
2870 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2871 * will auto fallback to CUT_BUFFER0
2872 * EXT: button 2 release 2761 * EXT: button 2 release
2873 */ 2762 */
2874void 2763void
2875rxvt_term::selection_request (Time tm, int x, int y) 2764rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2876{ 2765{
2877 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2878 return; /* outside window */
2879
2880 if (selection.text) 2766 if (!selection_req)
2881 { /* internal selection */
2882 char *str = rxvt_wcstombs (selection.text, selection.len);
2883 paste ((unsigned char *)str, strlen (str));
2884 free (str);
2885 return;
2886 } 2767 {
2887 else 2768 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2769 selection_req->run ();
2888 { 2770 }
2889 int i;
2890
2891 selection_request_time = tm;
2892 selection_wait = Sel_normal;
2893
2894 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2895 {
2896#if X_HAVE_UTF8_STRING
2897 selection_type = Sel_UTF8String;
2898 if (selection_request_other (xa[XA_UTF8_STRING], i))
2899 return;
2900#else
2901 selection_type = Sel_CompoundText;
2902 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2903 return;
2904#endif
2905 }
2906 }
2907
2908 selection_wait = Sel_none; /* don't loop in selection_paste () */
2909 selection_paste (display->root, XA_CUT_BUFFER0, false);
2910}
2911
2912int
2913rxvt_term::selection_request_other (Atom target, int selnum)
2914{
2915 Atom sel;
2916#ifdef DEBUG_SELECT
2917 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2918#endif
2919
2920 selection_type |= selnum;
2921
2922 if (selnum == Sel_Primary)
2923 sel = XA_PRIMARY;
2924 else if (selnum == Sel_Secondary)
2925 sel = XA_SECONDARY;
2926 else
2927 sel = xa[XA_CLIPBOARD];
2928
2929 if (XGetSelectionOwner (display->display, sel) != None)
2930 {
2931 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2932 TermWin.vt, selection_request_time);
2933 return 1;
2934 }
2935
2936 return 0;
2937} 2771}
2938 2772
2939/* ------------------------------------------------------------------------- */ 2773/* ------------------------------------------------------------------------- */
2940/* 2774/*
2941 * Clear all selected text 2775 * Clear all selected text
2942 * EXT: SelectionClear 2776 * EXT: SelectionClear
2943 */ 2777 */
2944void 2778void
2945rxvt_term::selection_clear () 2779rxvt_term::selection_clear (bool clipboard) NOTHROW
2946{ 2780{
2781 if (!clipboard)
2782 {
2947 want_refresh = 1; 2783 want_refresh = 1;
2948 free (selection.text); 2784 free (selection.text);
2949 selection.text = NULL; 2785 selection.text = NULL;
2950 selection.len = 0; 2786 selection.len = 0;
2951 CLEAR_SELECTION (); 2787 CLEAR_SELECTION ();
2952 2788
2953 if (display->selection_owner == this) 2789 if (display->selection_owner == this)
2954 display->selection_owner = 0; 2790 display->selection_owner = 0;
2791 }
2792 else
2793 {
2794 free (selection.clip_text);
2795 selection.clip_text = NULL;
2796 selection.clip_len = 0;
2797
2798 if (display->clipboard_owner == this)
2799 display->clipboard_owner = 0;
2800 }
2955} 2801}
2956 2802
2957/* ------------------------------------------------------------------------- */ 2803/* ------------------------------------------------------------------------- */
2958/* 2804/*
2959 * Copy a selection into the cut buffer 2805 * Copy a selection into the cut buffer
2960 * EXT: button 1 or 3 release 2806 * EXT: button 1 or 3 release
2961 */ 2807 */
2962void 2808void
2963rxvt_term::selection_make (Time tm) 2809rxvt_term::selection_make (Time tm)
2964{ 2810{
2965 int i, col, end_col, row, end_row; 2811 int size;
2966 wchar_t *new_selection_text; 2812 wchar_t *new_selection_text;
2967 text_t *t; 2813 text_t *t;
2968 2814
2969 switch (selection.op) 2815 switch (selection.op)
2970 { 2816 {
… …
2983 selection.op = SELECTION_DONE; 2829 selection.op = SELECTION_DONE;
2984 2830
2985 if (selection.clicks == 4) 2831 if (selection.clicks == 4)
2986 return; /* nothing selected, go away */ 2832 return; /* nothing selected, go away */
2987 2833
2834 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2835 return;
2836
2988 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2837 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2989 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2838 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2990 2839
2991 col = selection.beg.col;
2992 row = selection.beg.row + TermWin.saveLines;
2993 end_row = selection.end.row + TermWin.saveLines;
2994 int ofs = 0; 2840 int ofs = 0;
2995 int extra = 0; 2841 int extra = 0;
2996 2842
2843 int col = selection.beg.col;
2844 int row = selection.beg.row;
2845
2846 int end_col;
2847
2997 for (; row <= end_row; row++, col = 0) 2848 for (; row <= selection.end.row; row++, col = 0)
2998 { 2849 {
2999 end_col = screen.tlen[row]; 2850#if !ENABLE_MINIMAL
3000
3001#if ENABLE_FRILLS
3002 if (selection.rect) 2851 if (selection.rect)
3003 { 2852 {
3004 col = selection.beg.col; 2853 col = selection.beg.col;
3005 end_col = TermWin.ncol + 1;
3006 }
3007#endif
3008
3009 MAX_IT (col, 0);
3010
3011 if (end_col == -1)
3012 end_col = TermWin.ncol; 2854 end_col = selection.end.col;
2855 }
2856 else
2857#endif
2858 end_col = ROW(row).l;
3013 2859
3014 if (row == end_row || selection.rect) 2860 col = max (col, 0);
2861
2862 if (row == selection.end.row)
3015 MIN_IT (end_col, selection.end.col); 2863 min_it (end_col, selection.end.col);
3016 2864
3017 t = &screen.text[row][col]; 2865 t = ROW(row).t + col;
2866
3018 for (; col < end_col; col++) 2867 for (; col < end_col; col++)
3019 { 2868 {
3020 if (*t == NOCHAR) 2869 if (*t == NOCHAR)
3021 t++; 2870 t++;
3022#if ENABLE_COMBINING 2871#if ENABLE_COMBINING
… …
3026 2875
3027 extra -= (len - 1); 2876 extra -= (len - 1);
3028 2877
3029 if (extra < 0) 2878 if (extra < 0)
3030 { 2879 {
3031 extra += i; 2880 extra += size;
3032 i += i; 2881 size += size;
3033 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2882 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3034 } 2883 }
3035 2884
3036 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2885 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3037 } 2886 }
3038#endif 2887#endif
3039 else 2888 else
3040 new_selection_text[ofs++] = *t++; 2889 new_selection_text[ofs++] = *t++;
3041 } 2890 }
3042 2891
3043 if (screen.tlen[row] != -1 && row != end_row) 2892#if !ENABLE_MINIMAL
2893 if (selection.rect)
2894 {
2895 while (ofs
2896 && new_selection_text[ofs - 1] != C0_LF
2897 && unicode::is_space (new_selection_text[ofs - 1]))
2898 --ofs;
2899
3044 new_selection_text[ofs++] = C0_LF; 2900 new_selection_text[ofs++] = C0_LF;
3045 } 2901 }
3046 2902 else
3047 if (end_col != selection.end.col) 2903#endif
2904 if (!ROW(row).is_longer ()
2905 && (row != selection.end.row || end_col != selection.end.col)
2906 && (row != selection.beg.row || selection.beg.col < ncol))
3048 new_selection_text[ofs++] = C0_LF; 2907 new_selection_text[ofs++] = C0_LF;
2908 }
3049 2909
3050 new_selection_text[ofs] = 0; 2910 new_selection_text[ofs] = 0;
3051 2911
3052 if (ofs == 0) 2912 if (ofs == 0)
3053 { 2913 {
… …
3059 2919
3060 // we usually allocate much more than necessary, so realloc it smaller again 2920 // we usually allocate much more than necessary, so realloc it smaller again
3061 selection.len = ofs; 2921 selection.len = ofs;
3062 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2922 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3063 2923
3064 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2924 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3065 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2925 return;
3066 display->set_selection_owner (this); 2926
2927 selection_grab (tm);
2928}
2929
2930bool
2931rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2932{
2933 Atom sel;
2934
2935 if (!clipboard)
2936 {
2937 selection_time = tm;
2938 sel = XA_PRIMARY;
2939 }
3067 else 2940 else
3068 rxvt_warn ("can't get primary selection, ignoring.\n"); 2941 {
2942 clipboard_time = tm;
2943 sel = xa[XA_CLIPBOARD];
2944 }
2945
2946 XSetSelectionOwner (dpy, sel, vt, tm);
2947 if (XGetSelectionOwner (dpy, sel) == vt)
2948 {
2949 display->set_selection_owner (this, clipboard);
2950 return true;
2951 }
2952 else
2953 {
2954 selection_clear (clipboard);
2955 return false;
2956 }
3069 2957
3070#if 0 2958#if 0
3071 XTextProperty ct; 2959 XTextProperty ct;
3072 2960
3073 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2961 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3074 { 2962 {
3075 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2963 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3076 XFree (ct.value); 2964 XFree (ct.value);
3077 } 2965 }
3078#endif 2966#endif
3079
3080 selection_time = tm;
3081} 2967}
3082 2968
3083/* ------------------------------------------------------------------------- */ 2969/* ------------------------------------------------------------------------- */
3084/* 2970/*
3085 * Mark or select text based upon number of clicks: 1, 2, or 3 2971 * Mark or select text based upon number of clicks: 1, 2, or 3
3086 * EXT: button 1 press 2972 * EXT: button 1 press
3087 */ 2973 */
3088void 2974void
3089rxvt_term::selection_click (int clicks, int x, int y) 2975rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3090{ 2976{
3091 clicks = ((clicks - 1) % 3) + 1; 2977 clicks = ((clicks - 1) % 3) + 1;
3092 selection.clicks = clicks; /* save clicks so extend will work */ 2978 selection.clicks = clicks; /* save clicks so extend will work */
3093 2979
2980 if (clicks == 2 && !selection.rect
2981 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2982 {
2983 MEvent.clicks = 1; // what a mess
2984 selection.screen = current_screen;
2985 selection.op = SELECTION_CONT;
2986 return;
2987 }
2988
3094 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2989 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3095 2990
3096 if (clicks == 2 || clicks == 3) 2991 if (clicks == 2 || clicks == 3)
3097 selection_extend_colrow (selection.mark.col, 2992 selection_extend_colrow (selection.mark.col,
3098 selection.mark.row + TermWin.view_start, 2993 selection.mark.row - view_start,
3099 0, /* button 3 */ 2994 0, /* button 3 */
3100 1, /* button press */ 2995 1, /* button press */
3101 0); /* click change */ 2996 0); /* click change */
3102} 2997}
3103 2998
3104/* ------------------------------------------------------------------------- */ 2999/* ------------------------------------------------------------------------- */
3105/* 3000/*
3106 * Mark a selection at the specified col/row 3001 * Mark a selection at the specified col/row
3107 */ 3002 */
3108void 3003void
3109rxvt_term::selection_start_colrow (int col, int row) 3004rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3110{ 3005{
3111 want_refresh = 1; 3006 want_refresh = 1;
3007
3008 selection.mark.row = row + view_start;
3112 selection.mark.col = col; 3009 selection.mark.col = col;
3113 selection.mark.row = row - TermWin.view_start;
3114 3010
3115 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3011 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3116 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3012 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3117 MAX_IT (selection.mark.col, 0);
3118 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3119 3013
3120 while (selection.mark.col > 0 3014 while (selection.mark.col > 0
3121 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3015 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3122 --selection.mark.col; 3016 --selection.mark.col;
3123 3017
3124 if (selection.op) 3018 if (selection.op)
3019 {
3125 { /* clear the old selection */ 3020 /* clear the old selection */
3126 selection.beg.row = selection.end.row = selection.mark.row; 3021 selection.beg.row = selection.end.row = selection.mark.row;
3127 selection.beg.col = selection.end.col = selection.mark.col; 3022 selection.beg.col = selection.end.col = selection.mark.col;
3128 } 3023 }
3129 3024
3130 selection.op = SELECTION_INIT; 3025 selection.op = SELECTION_INIT;
… …
3141#define DELIMIT_TEXT(x) \ 3036#define DELIMIT_TEXT(x) \
3142 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3037 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3143#define DELIMIT_REND(x) 1 3038#define DELIMIT_REND(x) 1
3144 3039
3145void 3040void
3146rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3041rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3147{ 3042{
3148 int col, row, dirnadd, tcol, trow, w1, w2; 3043 int col, row, dirnadd, tcol, trow, w1, w2;
3149 row_col_t bound; 3044 row_col_t bound;
3150 text_t *stp; 3045 text_t *stp;
3151 rend_t *srp; 3046 rend_t *srp;
3152 3047
3153 if (dirn == UP) 3048 if (dirn == UP)
3154 { 3049 {
3155 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3050 bound.row = top_row - 1;
3156 bound.col = 0; 3051 bound.col = 0;
3157 dirnadd = -1; 3052 dirnadd = -1;
3158 } 3053 }
3159 else 3054 else
3160 { 3055 {
3161 bound.row = TermWin.saveLines + TermWin.nrow; 3056 bound.row = nrow;
3162 bound.col = TermWin.ncol - 1; 3057 bound.col = ncol - 1;
3163 dirnadd = 1; 3058 dirnadd = 1;
3164 } 3059 }
3165 3060
3166 row = mark->row + TermWin.saveLines; 3061 row = mark->row;
3167 col = mark->col; 3062 col = max (mark->col, 0);
3168 MAX_IT (col, 0); 3063
3169 /* find the edge of a word */ 3064 /* find the edge of a word */
3170 stp = &screen.text[row][col]; 3065 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3171 w1 = DELIMIT_TEXT (*stp); 3066 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3172
3173 srp = &screen.rend[row][col];
3174 w2 = DELIMIT_REND (*srp);
3175 3067
3176 for (;;) 3068 for (;;)
3177 { 3069 {
3178 for (; col != bound.col; col += dirnadd) 3070 for (; col != bound.col; col += dirnadd)
3179 { 3071 {
… …
3189 break; 3081 break;
3190 } 3082 }
3191 3083
3192 if ((col == bound.col) && (row != bound.row)) 3084 if ((col == bound.col) && (row != bound.row))
3193 { 3085 {
3194 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3086 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3195 { 3087 {
3196 trow = row + dirnadd; 3088 trow = row + dirnadd;
3197 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3089 tcol = dirn == UP ? ncol - 1 : 0;
3198 3090
3199 if (screen.text[trow] == NULL) 3091 if (!ROW(trow).t)
3200 break; 3092 break;
3201 3093
3202 stp = & (screen.text[trow][tcol]); 3094 stp = ROW(trow).t + tcol;
3203 srp = & (screen.rend[trow][tcol]); 3095 srp = ROW(trow).r + tcol;
3204 3096
3205 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3097 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3206 break; 3098 break;
3207 3099
3208 row = trow; 3100 row = trow;
… …
3211 } 3103 }
3212 } 3104 }
3213 break; 3105 break;
3214 } 3106 }
3215 3107
3216Old_Word_Selection_You_Die:
3217 if (dirn == DN) 3108 if (dirn == DN)
3218 col++; /* put us on one past the end */ 3109 col++; /* put us on one past the end */
3219 3110
3220 /* Poke the values back in */ 3111 /* Poke the values back in */
3221 ret->row = row - TermWin.saveLines; 3112 ret->row = row;
3222 ret->col = col; 3113 ret->col = col;
3223} 3114}
3224 3115
3225/* ------------------------------------------------------------------------- */ 3116/* ------------------------------------------------------------------------- */
3226/* 3117/*
… …
3229 * flag == 0 ==> button 1 3120 * flag == 0 ==> button 1
3230 * flag == 1 ==> button 3 press 3121 * flag == 1 ==> button 3 press
3231 * flag == 2 ==> button 3 motion 3122 * flag == 2 ==> button 3 motion
3232 */ 3123 */
3233void 3124void
3234rxvt_term::selection_extend (int x, int y, int flag) 3125rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3235{ 3126{
3236 int col, row; 3127 int col = clamp (Pixel2Col (x), 0, ncol);
3237 3128 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3238 col = Pixel2Col (x);
3239 row = Pixel2Row (y);
3240 MAX_IT (row, 0);
3241 MIN_IT (row, (int)TermWin.nrow - 1);
3242 MAX_IT (col, 0);
3243 MIN_IT (col, (int)TermWin.ncol);
3244 3129
3245 /* 3130 /*
3246 * If we're selecting characters (single click) then we must check first 3131 * If we're selecting characters (single click) then we must check first
3247 * if we are at the same place as the original mark. If we are then 3132 * if we are at the same place as the original mark. If we are then
3248 * select nothing. Otherwise, if we're to the right of the mark, you have to 3133 * select nothing. Otherwise, if we're to the right of the mark, you have to
3249 * be _past_ a character for it to be selected. 3134 * be _past_ a character for it to be selected.
3250 */ 3135 */
3251 if (((selection.clicks % 3) == 1) && !flag 3136 if (((selection.clicks % 3) == 1) && !flag
3252 && (col == selection.mark.col 3137 && (col == selection.mark.col
3253 && (row == selection.mark.row + TermWin.view_start))) 3138 && (row == selection.mark.row - view_start)))
3254 { 3139 {
3255 /* select nothing */ 3140 /* select nothing */
3256 selection.beg.row = selection.end.row = 0; 3141 selection.beg.row = selection.end.row = 0;
3257 selection.beg.col = selection.end.col = 0; 3142 selection.beg.col = selection.end.col = 0;
3258 selection.clicks = 4; 3143 selection.clicks = 4;
… …
3271/* ------------------------------------------------------------------------- */ 3156/* ------------------------------------------------------------------------- */
3272/* 3157/*
3273 * Extend the selection to the specified col/row 3158 * Extend the selection to the specified col/row
3274 */ 3159 */
3275void 3160void
3276rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3161rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3277{ 3162{
3278 int16_t ncol = TermWin.ncol;
3279 int end_col;
3280 row_col_t pos; 3163 row_col_t pos;
3281 enum { 3164 enum {
3282 LEFT, RIGHT 3165 LEFT, RIGHT
3283 } closeto = RIGHT; 3166 } closeto = RIGHT;
3284 3167
… …
3315 selection.beg.col = selection.end.col = selection.mark.col; 3198 selection.beg.col = selection.end.col = selection.mark.col;
3316 selection.beg.row = selection.end.row = selection.mark.row; 3199 selection.beg.row = selection.end.row = selection.mark.row;
3317 } 3200 }
3318 3201
3319 pos.col = col; 3202 pos.col = col;
3320 pos.row = row; 3203 pos.row = view_start + row;
3321
3322 pos.row -= TermWin.view_start; /* adjust for scroll */
3323 3204
3324 /* 3205 /*
3325 * This is mainly xterm style selection with a couple of differences, mainly 3206 * This is mainly xterm style selection with a couple of differences, mainly
3326 * in the way button3 drag extension works. 3207 * in the way button3 drag extension works.
3327 * We're either doing: button1 drag; button3 press; or button3 drag 3208 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3333 * a point/word/line which is either the start or end of the selection 3214 * a point/word/line which is either the start or end of the selection
3334 * and it was decided by whichever point/word/line was `fixed' at the 3215 * and it was decided by whichever point/word/line was `fixed' at the
3335 * time of the most recent button3 press 3216 * time of the most recent button3 press
3336 */ 3217 */
3337 if (button3 && buttonpress) 3218 if (button3 && buttonpress)
3219 {
3338 { /* button3 press */ 3220 /* button3 press */
3339 /* 3221 /*
3340 * first determine which edge of the selection we are closest to 3222 * first determine which edge of the selection we are closest to
3341 */ 3223 */
3342 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3224 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3343 || (!ROWCOL_IS_AFTER (pos, selection.end) 3225 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3361 selection.mark.row = selection.beg.row; 3243 selection.mark.row = selection.beg.row;
3362 selection.mark.col = selection.beg.col; 3244 selection.mark.col = selection.beg.col;
3363 } 3245 }
3364 } 3246 }
3365 else 3247 else
3248 {
3366 { /* button1 drag or button3 drag */ 3249 /* button1 drag or button3 drag */
3367 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3250 if (ROWCOL_IS_AFTER (selection.mark, pos))
3368 { 3251 {
3369 if (selection.mark.row == selection.end.row 3252 if (selection.mark.row == selection.end.row
3370 && selection.mark.col == selection.end.col 3253 && selection.mark.col == selection.end.col
3371 && clickchange 3254 && clickchange
… …
3386 } 3269 }
3387 } 3270 }
3388 3271
3389 if (selection.clicks == 1) 3272 if (selection.clicks == 1)
3390 { 3273 {
3391 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3274 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3392 3275 && !ROW(selection.beg.row).is_longer ()
3393 if (selection.beg.col > end_col 3276#if !ENABLE_MINIMAL
3394 && end_col != -1
3395#if ENABLE_FRILLS
3396 && !selection.rect 3277 && !selection.rect
3397#endif 3278#endif
3398 ) 3279 )
3399 selection.beg.col = ncol; 3280 selection.beg.col = ncol;
3400 3281
3401 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3402
3403 if ( 3282 if (
3404 selection.end.col > end_col 3283 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3405 && end_col != -1 3284 && !ROW(selection.end.row).is_longer ()
3406#if ENABLE_FRILLS 3285#if !ENABLE_MINIMAL
3407 && !selection.rect 3286 && !selection.rect
3408#endif 3287#endif
3409 ) 3288 )
3410 selection.end.col = ncol; 3289 selection.end.col = ncol;
3411 } 3290 }
… …
3418 selection_delimit_word (DN, &selection.end, &selection.end); 3297 selection_delimit_word (DN, &selection.end, &selection.end);
3419 } 3298 }
3420 else if (selection.clicks == 3) 3299 else if (selection.clicks == 3)
3421 { 3300 {
3422#if ENABLE_FRILLS 3301#if ENABLE_FRILLS
3423 if ((options & Opt_tripleclickwords)) 3302 if (option (Opt_tripleclickwords))
3424 { 3303 {
3425 int end_row;
3426
3427 selection_delimit_word (UP, &selection.beg, &selection.beg); 3304 selection_delimit_word (UP, &selection.beg, &selection.beg);
3428 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3429 3305
3430 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3306 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3431 { 3307 {
3432 end_col = screen.tlen[end_row + TermWin.saveLines]; 3308 if (!ROW(end_row).is_longer ())
3433
3434 if (end_col != -1)
3435 { 3309 {
3436 selection.end.row = end_row; 3310 selection.end.row = end_row;
3437 selection.end.col = end_col; 3311 selection.end.col = ROW(end_row).l;
3312# if !ENABLE_MINIMAL
3438 selection_remove_trailing_spaces (); 3313 selection_remove_trailing_spaces ();
3314# endif
3439 break; 3315 break;
3440 } 3316 }
3441 } 3317 }
3442 } 3318 }
3443 else 3319 else
… …
3446 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3322 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3447 selection.mark.col++; 3323 selection.mark.col++;
3448 3324
3449 selection.beg.col = 0; 3325 selection.beg.col = 0;
3450 selection.end.col = ncol; 3326 selection.end.col = ncol;
3327
3328 // select a complete logical line
3329 while (selection.beg.row > -saveLines
3330 && ROW(selection.beg.row - 1).is_longer ())
3331 selection.beg.row--;
3332
3333 while (selection.end.row < nrow
3334 && ROW(selection.end.row).is_longer ())
3335 selection.end.row++;
3451 } 3336 }
3452 } 3337 }
3453 3338
3454 if (button3 && buttonpress) 3339 if (button3 && buttonpress)
3340 {
3455 { /* mark may need to be changed */ 3341 /* mark may need to be changed */
3456 if (closeto == LEFT) 3342 if (closeto == LEFT)
3457 { 3343 {
3458 selection.mark.row = selection.end.row; 3344 selection.mark.row = selection.end.row;
3459 selection.mark.col = selection.end.col - (selection.clicks == 2); 3345 selection.mark.col = selection.end.col - (selection.clicks == 2);
3460 } 3346 }
… …
3463 selection.mark.row = selection.beg.row; 3349 selection.mark.row = selection.beg.row;
3464 selection.mark.col = selection.beg.col; 3350 selection.mark.col = selection.beg.col;
3465 } 3351 }
3466 } 3352 }
3467 3353
3468#if ENABLE_FRILLS 3354#if !ENABLE_MINIMAL
3469 if (selection.rect && selection.beg.col > selection.end.col) 3355 if (selection.rect && selection.beg.col > selection.end.col)
3470 SWAP_IT (selection.beg.col, selection.end.col, int); 3356 ::swap (selection.beg.col, selection.end.col);
3471#endif 3357#endif
3472} 3358}
3473 3359
3474#if ENABLE_FRILLS 3360#if !ENABLE_MINIMAL
3475void 3361void
3476rxvt_term::selection_remove_trailing_spaces () 3362rxvt_term::selection_remove_trailing_spaces () NOTHROW
3477{ 3363{
3478 int32_t end_col, end_row; 3364 int32_t end_col, end_row;
3479 text_t *stp; 3365 text_t *stp;
3480 3366
3481 end_col = selection.end.col; 3367 end_col = selection.end.col;
3482 end_row = selection.end.row; 3368 end_row = selection.end.row;
3483 3369
3484 for ( ; end_row >= selection.beg.row; ) 3370 for (; end_row >= selection.beg.row; )
3485 { 3371 {
3486 stp = screen.text[end_row + TermWin.saveLines]; 3372 stp = ROW(end_row).t;
3487 3373
3488 while (--end_col >= 0) 3374 while (--end_col >= 0)
3489 { 3375 {
3490 if (stp[end_col] != ' ' 3376 if (stp[end_col] != NOCHAR
3491 && stp[end_col] != '\t' 3377 && !unicode::is_space (stp[end_col]))
3492 && stp[end_col] != NOCHAR)
3493 break; 3378 break;
3494 } 3379 }
3495 3380
3496 if (end_col >= 0 3381 if (end_col >= 0
3497 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3382 || !ROW(end_row - 1).is_longer ())
3498 { 3383 {
3499 selection.end.col = end_col + 1; 3384 selection.end.col = end_col + 1;
3500 selection.end.row = end_row; 3385 selection.end.row = end_row;
3501 break; 3386 break;
3502 } 3387 }
3503 3388
3504 end_row--; 3389 end_row--;
3505 end_col = TermWin.ncol; 3390 end_col = ncol;
3506 } 3391 }
3507 3392
3508 if (selection.mark.row > selection.end.row) 3393 if (selection.mark.row > selection.end.row)
3509 { 3394 {
3510 selection.mark.row = selection.end.row; 3395 selection.mark.row = selection.end.row;
… …
3520/* 3405/*
3521 * Double click on button 3 when already selected 3406 * Double click on button 3 when already selected
3522 * EXT: button 3 double click 3407 * EXT: button 3 double click
3523 */ 3408 */
3524void 3409void
3525rxvt_term::selection_rotate (int x, int y) 3410rxvt_term::selection_rotate (int x, int y) NOTHROW
3526{ 3411{
3527 selection.clicks = selection.clicks % 3 + 1; 3412 selection.clicks = selection.clicks % 3 + 1;
3528 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3413 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3529} 3414}
3530 3415
… …
3532/* 3417/*
3533 * Respond to a request for our current selection 3418 * Respond to a request for our current selection
3534 * EXT: SelectionRequest 3419 * EXT: SelectionRequest
3535 */ 3420 */
3536void 3421void
3537rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3422rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3538{ 3423{
3424 Atom property = rq.property == None ? rq.target : rq.property;
3539 XSelectionEvent ev; 3425 XSelectionEvent ev;
3540 3426
3541 ev.type = SelectionNotify; 3427 ev.type = SelectionNotify;
3542 ev.property = None; 3428 ev.property = None;
3543 ev.display = rq.display; 3429 ev.display = rq.display;
… …
3558 *target++ = xa[XA_COMPOUND_TEXT]; 3444 *target++ = xa[XA_COMPOUND_TEXT];
3559#if X_HAVE_UTF8_STRING 3445#if X_HAVE_UTF8_STRING
3560 *target++ = xa[XA_UTF8_STRING]; 3446 *target++ = xa[XA_UTF8_STRING];
3561#endif 3447#endif
3562 3448
3563 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3449 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3564 32, PropModeReplace, 3450 32, PropModeReplace,
3565 (unsigned char *)target_list, target - target_list); 3451 (unsigned char *)target_list, target - target_list);
3566 ev.property = rq.property; 3452 ev.property = property;
3567 } 3453 }
3568#if TODO // TODO 3454#if TODO // TODO
3569 else if (rq.target == xa[XA_MULTIPLE]) 3455 else if (rq.target == xa[XA_MULTIPLE])
3570 { 3456 {
3571 /* TODO: Handle MULTIPLE */ 3457 /* TODO: Handle MULTIPLE */
3572 } 3458 }
3573#endif 3459#endif
3574 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3460 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3575 { 3461 {
3576 XChangeProperty (display->display, rq.requestor, rq.property, rq.target, 3462 XChangeProperty (dpy, rq.requestor, property, rq.target,
3577 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3463 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3578 ev.property = rq.property; 3464 ev.property = property;
3465 }
3466 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3467 {
3468 XChangeProperty (dpy, rq.requestor, property, rq.target,
3469 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3470 ev.property = property;
3579 } 3471 }
3580 else if (rq.target == XA_STRING 3472 else if (rq.target == XA_STRING
3581 || rq.target == xa[XA_TEXT] 3473 || rq.target == xa[XA_TEXT]
3582 || rq.target == xa[XA_COMPOUND_TEXT] 3474 || rq.target == xa[XA_COMPOUND_TEXT]
3583 || rq.target == xa[XA_UTF8_STRING] 3475 || rq.target == xa[XA_UTF8_STRING]
… …
3605 style = enc_string; 3497 style = enc_string;
3606 else if (target == xa[XA_TEXT]) 3498 else if (target == xa[XA_TEXT])
3607 style = enc_text; 3499 style = enc_text;
3608 else if (target == xa[XA_COMPOUND_TEXT]) 3500 else if (target == xa[XA_COMPOUND_TEXT])
3609 style = enc_compound_text; 3501 style = enc_compound_text;
3610#if ENABLE_FRILLS 3502#if !ENABLE_MINIMAL
3611 else if (target == xa[XA_UTF8_STRING]) 3503 else if (target == xa[XA_UTF8_STRING])
3612 style = enc_utf8; 3504 style = enc_utf8;
3613#endif 3505#endif
3614 else 3506 else
3615 { 3507 {
3616 target = xa[XA_COMPOUND_TEXT]; 3508 target = xa[XA_COMPOUND_TEXT];
3617 style = enc_compound_text; 3509 style = enc_compound_text;
3618 } 3510 }
3619 3511
3620 if (selection.text) 3512 if (rq.selection == XA_PRIMARY && selection.text)
3621 { 3513 {
3622 cl = selection.text; 3514 cl = selection.text;
3623 selectlen = selection.len; 3515 selectlen = selection.len;
3624 } 3516 }
3517 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3518 {
3519 cl = selection.clip_text;
3520 selectlen = selection.clip_len;
3521 }
3625 else 3522 else
3626 { 3523 {
3627 cl = L""; 3524 cl = L"";
3628 selectlen = 0; 3525 selectlen = 0;
3629 } 3526 }
3630 3527
3631#if ENABLE_FRILLS 3528#if !ENABLE_MINIMAL
3632 // 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
3633 // so recode it manually 3530 // so recode it manually
3634 if (style == enc_utf8) 3531 if (style == enc_utf8)
3635 { 3532 {
3636 freect = 1; 3533 freect = 1;
… …
3639 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3536 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3640 ct.nitems = strlen ((char *)ct.value); 3537 ct.nitems = strlen ((char *)ct.value);
3641 } 3538 }
3642 else 3539 else
3643#endif 3540#endif
3644 if (XwcTextListToTextProperty (display->display, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3541 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3645 freect = 1; 3542 freect = 1;
3646 else 3543 else
3647 { 3544 {
3648 /* if we failed to convert then send it raw */ 3545 /* if we failed to convert then send it raw */
3649 ct.value = (unsigned char *)cl; 3546 ct.value = (unsigned char *)cl;
3650 ct.nitems = selectlen; 3547 ct.nitems = selectlen;
3651 ct.encoding = target; 3548 ct.encoding = target;
3652 } 3549 }
3653 3550
3654 XChangeProperty (display->display, rq.requestor, rq.property, 3551 XChangeProperty (dpy, rq.requestor, property,
3655 ct.encoding, 8, PropModeReplace, 3552 ct.encoding, 8, PropModeReplace,
3656 ct.value, (int)ct.nitems); 3553 ct.value, (int)ct.nitems);
3657 ev.property = rq.property; 3554 ev.property = property;
3658 3555
3659 if (freect) 3556 if (freect)
3660 XFree (ct.value); 3557 XFree (ct.value);
3661 } 3558 }
3662 3559
3663 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3560 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3664}
3665
3666/* ------------------------------------------------------------------------- *
3667 * MOUSE ROUTINES *
3668 * ------------------------------------------------------------------------- */
3669
3670/*
3671 * return col/row values corresponding to x/y pixel values
3672 */
3673void
3674rxvt_term::pixel_position (int *x, int *y)
3675{
3676 *x = Pixel2Col (*x);
3677 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3678 *y = Pixel2Row (*y);
3679 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3680} 3561}
3681 3562
3682/* ------------------------------------------------------------------------- */ 3563/* ------------------------------------------------------------------------- */
3683#ifdef USE_XIM 3564#ifdef USE_XIM
3684void 3565void
3685rxvt_term::im_set_position (XPoint &pos) 3566rxvt_term::im_set_position (XPoint &pos) NOTHROW
3686{ 3567{
3687 XWindowAttributes xwa; 3568 XWindowAttributes xwa;
3688 3569
3689 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3570 XGetWindowAttributes (dpy, vt, &xwa);
3690 3571
3691 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3572 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3692 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3573 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3693} 3574}
3694#endif 3575#endif
3695 3576
3696#if ENABLE_OVERLAY 3577#if ENABLE_OVERLAY
3697void 3578void
3698rxvt_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
3699{ 3580{
3700 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3581 if (nrow < 1 || ncol < 1)
3701 return; 3582 return;
3702 3583
3703 want_refresh = 1; 3584 want_refresh = 1;
3704 3585
3705 scr_overlay_off (); 3586 scr_overlay_off ();
3706 3587
3707 if (x < 0) x = TermWin.ncol - w; 3588 if (x < 0) x = ncol - w;
3708 if (y < 0) y = TermWin.nrow - h; 3589 if (y < 0) y = nrow - h;
3709 3590
3710 // make space for border 3591 // make space for border
3711 w += 2; MIN_IT (w, TermWin.ncol); 3592 w += 2; min_it (w, ncol);
3712 h += 2; MIN_IT (h, TermWin.nrow); 3593 h += 2; min_it (h, nrow);
3713 3594
3714 x -= 1; MAX_IT (x, 0); 3595 x -= 1; clamp_it (x, 0, ncol - w);
3715 y -= 1; MAX_IT (y, 0); 3596 y -= 1; clamp_it (y, 0, nrow - h);
3716 3597
3717 MIN_IT (x, TermWin.ncol - w);
3718 MIN_IT (y, TermWin.nrow - h);
3719
3720 ov_x = x; ov_y = y; 3598 ov.x = x; ov.y = y;
3721 ov_w = w; ov_h = h; 3599 ov.w = w; ov.h = h;
3722 3600
3723 ov_text = new text_t *[h]; 3601 ov.text = new text_t *[h];
3724 ov_rend = new rend_t *[h]; 3602 ov.rend = new rend_t *[h];
3725 3603
3726 for (y = 0; y < h; y++) 3604 for (y = 0; y < h; y++)
3727 { 3605 {
3728 text_t *tp = ov_text[y] = new text_t[w]; 3606 text_t *tp = ov.text[y] = new text_t[w];
3729 rend_t *rp = ov_rend[y] = new rend_t[w]; 3607 rend_t *rp = ov.rend[y] = new rend_t[w];
3730 3608
3731 text_t t0, t1, t2; 3609 text_t t0, t1, t2;
3732 rend_t r = OVERLAY_RSTYLE; 3610 rend_t r = OVERLAY_RSTYLE;
3733 3611
3734 if (y == 0) 3612 if (y == 0)
… …
3751 *rp = r; 3629 *rp = r;
3752 } 3630 }
3753} 3631}
3754 3632
3755void 3633void
3756rxvt_term::scr_overlay_off () 3634rxvt_term::scr_overlay_off () NOTHROW
3757{ 3635{
3758 if (!ov_text) 3636 if (!ov.text)
3759 return; 3637 return;
3760 3638
3761 want_refresh = 1; 3639 want_refresh = 1;
3762 3640
3763 for (int y = 0; y < ov_h; y++) 3641 for (int y = 0; y < ov.h; y++)
3764 { 3642 {
3765 delete [] ov_text[y]; 3643 delete [] ov.text[y];
3766 delete [] ov_rend[y]; 3644 delete [] ov.rend[y];
3767 } 3645 }
3768 3646
3769 delete [] ov_text; ov_text = 0; 3647 delete [] ov.text; ov.text = 0;
3770 delete [] ov_rend; ov_rend = 0; 3648 delete [] ov.rend; ov.rend = 0;
3771} 3649}
3772 3650
3773void 3651void
3774rxvt_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
3775{ 3653{
3776 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3654 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3777 return; 3655 return;
3778 3656
3779 x++, y++; 3657 x++, y++;
3780 3658
3781 ov_text[y][x] = text; 3659 ov.text[y][x] = text;
3782 ov_rend[y][x] = rend; 3660 ov.rend[y][x] = rend;
3783} 3661}
3784 3662
3785void 3663void
3786rxvt_term::scr_overlay_set (int x, int y, const char *s) 3664rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3787{ 3665{
3788 while (*s) 3666 while (*s)
3789 scr_overlay_set (x++, y, *s++); 3667 scr_overlay_set (x++, y, *s++);
3790} 3668}
3791 3669
3792void 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
3793rxvt_term::scr_swap_overlay () 3687rxvt_term::scr_swap_overlay () NOTHROW
3794{ 3688{
3795 if (!ov_text) 3689 if (!ov.text)
3796 return; 3690 return;
3797 3691
3798 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;
3799 3696
3800 // swap screen mem with overlay 3697 // swap screen mem with overlay
3801 for (int y = ov_h; y--; ) 3698 for (int y = ov.h; y--; )
3802 { 3699 {
3803 text_t *t1 = ov_text[y]; 3700 text_t *t1 = ov.text[y];
3804 rend_t *r1 = ov_rend[y]; 3701 rend_t *r1 = ov.rend[y];
3805 3702
3806 text_t *t2 = screen.text[y + row_offset] + ov_x; 3703 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3807 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3704 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3808 3705
3809 for (int x = ov_w; x--; ) 3706 for (int x = ov.w; x--; )
3810 { 3707 {
3811 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3708 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3812 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));
3813 } 3710 }
3814 } 3711 }
3815} 3712}
3816 3713
3817#endif 3714#endif
3818/* ------------------------------------------------------------------------- */ 3715/* ------------------------------------------------------------------------- */
3716

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