ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/screen.C
(Generate patch)

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.160 by root, Mon Feb 21 19:30:58 2005 UTC vs.
Revision 1.415 by root, Mon May 28 14:25:16 2012 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.C 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29 29#include "rxvtperl.h" /* NECESSARY */
30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 30
32#include <inttypes.h> 31#include <inttypes.h>
33 32
34#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a separate compile!
35 34
35static inline void
36inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
37{ 37{
38 while (len--) 38 while (len--)
39 *start++ = value; 39 *start++ = value;
40} 40}
41 41
42/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
46 44
47/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 48#define ZERO_SCROLLBACK() \
51 if (options & Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
52 TermWin.view_start = 0 50 view_start = 0
53#define CLEAR_SELECTION() \ 51#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 52 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 54#define CLEAR_ALL_SELECTION() \
57 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
… …
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 85
88/* 86/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 88 */
93#define drawBuffer TermWin.vt
94
95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \
97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)TermWin.width, \
99 (unsigned int)Height2Pixel (num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 90 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
109 0, Row2Pixel (row), \
110 (unsigned int)TermWin.width, \
111 (unsigned int)Height2Pixel (num))
112 94
113/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
116 98
117/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
118void 100void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
120{ 102{
121 efs &= ~RS_baseattrMask; 103 if (!l.valid ())
104 {
105 l.alloc ();
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
122 efs = SET_FONT (efs, FONTSET (efs)->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
123 117
124 while (width--) 118 while (width--)
125 { 119 {
126 *et++ = ' '; 120 *et++ = ' ';
127 *er++ = efs; 121 *er++ = efs;
… …
129} 123}
130 124
131/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
133void 127void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
135{ 129{
136#ifdef DEBUG_STRICT 130 scr_blank_line (l, 0, ncol, efs);
137 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144 131
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
146} 155}
147 156
148/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
161void
162rxvt_term::scr_alloc ()
163{
164 int tsize = sizeof (text_t) * ncol;
165 int rsize = sizeof (rend_t) * ncol;
166
167 // we assume that rend_t size is a sufficient alignment
168 // factor for tetx_t and line_t values, and we only
169 // need to adjust tsize.
170 tsize = (tsize + sizeof (rend_t) - 1);
171 tsize -= tsize % sizeof (rend_t);
172
173 int all_rows = total_rows + nrow + nrow;
174
175 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
176 chunk = rxvt_malloc (chunk_size);
177
178 char *base = (char *)chunk + sizeof (line_t) * all_rows;
179
180 for (int row = 0; row < all_rows; ++row)
181 {
182 line_t &l = ((line_t *)chunk) [row];
183
184 l.t = (text_t *)base; base += tsize;
185 l.r = (rend_t *)base; base += rsize;
186 l.l = -1;
187 l.f = 0;
188 }
189
190 drawn_buf = (line_t *)chunk;
191 swap_buf = drawn_buf + nrow;
192 row_buf = swap_buf + nrow;
193}
194
151void 195void
152rxvt_term::scr_reset () 196rxvt_term::scr_reset ()
153{ 197{
154 unsigned int ncol, nrow, total_rows, prev_total_rows;
155 unsigned int p, q;
156 int k;
157 rend_t setrstyle;
158
159#if ENABLE_OVERLAY 198#if ENABLE_OVERLAY
160 scr_overlay_off (); 199 scr_overlay_off ();
161#endif 200#endif
162 201
163 TermWin.view_start = 0; 202 view_start = 0;
164 num_scr = 0; 203 num_scr = 0;
165 204
166 if (TermWin.ncol == 0) 205 if (ncol == 0)
167 TermWin.ncol = 80; 206 ncol = 80;
168 207
169 if (TermWin.nrow == 0) 208 if (nrow == 0)
170 TermWin.nrow = 24; 209 nrow = 24;
171
172 ncol = TermWin.ncol;
173 nrow = TermWin.nrow;
174 210
175 if (ncol == prev_ncol && nrow == prev_nrow) 211 if (ncol == prev_ncol && nrow == prev_nrow)
176 return; 212 return;
177 213
178 // we need at least two lines for wrapping to work correctly 214 // we need at least two lines for wrapping to work correctly
179 if (nrow + TermWin.saveLines < 2) 215 while (nrow + saveLines < 2)
180 { 216 {
217 //TODO//FIXME
181 TermWin.saveLines++; 218 saveLines++;
182 prev_nrow--; 219 prev_nrow--;
183 TermWin.nscrolled++; 220 top_row--;
184 } 221 }
185 222
186 want_refresh = 1; 223 want_refresh = 1;
187 224
188 prev_total_rows = prev_nrow + TermWin.saveLines; 225 int prev_total_rows = prev_nrow + saveLines;
189 total_rows = nrow + TermWin.saveLines; 226 total_rows = nrow + saveLines;
190 227
191 screen.tscroll = 0; 228 screen.tscroll = 0;
192 screen.bscroll = nrow - 1; 229 screen.bscroll = nrow - 1;
193 230
194 if (!talloc) 231 void *prev_chunk = chunk;
195 { 232 line_t *prev_drawn_buf = drawn_buf;
196 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 233 line_t *prev_swap_buf = swap_buf;
197 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 234 line_t *prev_row_buf = row_buf;
198 }
199 235
200 if (!screen.text) 236 int common_col = min (prev_ncol, ncol);
237
238 scr_alloc ();
239
240 if (!prev_row_buf)
201 { 241 {
202 /* 242 /*
203 * first time called so just malloc everything: don't rely on realloc 243 * first time called so just malloc everything: don't rely on realloc
204 * Note: this is still needed so that all the scrollback lines are NULL
205 */ 244 */
206 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 245 top_row = 0;
207 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 246 term_start = 0;
208 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
209 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
210
211 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
212 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
213
214 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
215 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
216 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
217 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
218
219 for (p = 0; p < nrow; p++)
220 {
221 q = p + TermWin.saveLines;
222 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
223 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
224 screen.tlen[q] = swap.tlen[p] = 0;
225 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
226 }
227 247
228 memset (charsets, 'B', sizeof (charsets)); 248 memset (charsets, 'B', sizeof (charsets));
229 TermWin.nscrolled = 0; /* no saved lines */
230 rstyle = DEFAULT_RSTYLE; 249 rstyle = DEFAULT_RSTYLE;
231 screen.flags = Screen_DefaultFlags; 250 screen.flags = Screen_DefaultFlags;
232 screen.cur.row = screen.cur.col = 0; 251 screen.cur.row = screen.cur.col = 0;
233 screen.charset = 0; 252 screen.charset = 0;
234 current_screen = PRIMARY; 253 current_screen = PRIMARY;
… …
246 selection.text = NULL; 265 selection.text = NULL;
247 selection.len = 0; 266 selection.len = 0;
248 selection.op = SELECTION_CLEAR; 267 selection.op = SELECTION_CLEAR;
249 selection.screen = PRIMARY; 268 selection.screen = PRIMARY;
250 selection.clicks = 0; 269 selection.clicks = 0;
251 CLEAR_ALL_SELECTION (); 270 selection.clip_text = NULL;
252 rvideo = 0; 271 selection.clip_len = 0;
253 } 272 }
254 else 273 else
255 { 274 {
256 /* 275 /*
257 * add or delete rows as appropriate 276 * add or delete rows as appropriate
258 */ 277 */
259 setrstyle = DEFAULT_RSTYLE;
260 278
261 if (nrow < prev_nrow) 279 for (int row = min (nrow, prev_nrow); row--; )
280 {
281 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
282 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
283
284 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
285 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
262 { 288 }
263 /* delete rows */
264 k = min (TermWin.nscrolled, prev_nrow - nrow);
265 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
266 289
267 for (p = nrow; p < prev_nrow; p++) 290 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
291 int pend = MOD (term_start + top_row , prev_total_rows);
292 int q = total_rows; // rewrapped row
293
294 if (top_row)
295 {
296 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
297 // to come up with a lean and mean algorithm.
298 // TODO: maybe optimise when width didn't change
299
300 row_col_t ocur = screen.cur;
301 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
302
303 do
268 { 304 {
269 q = p + TermWin.saveLines; 305 p = MOD (p - 1, prev_total_rows);
306 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
307 int plines = 1;
308 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
270 309
271 if (screen.text[q]) 310 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
272 { 311 {
273#ifdef DEBUG_STRICT 312 p = MOD (p - 1, prev_total_rows);
274 assert (screen.rend[q]); 313
275#endif 314 plines++;
276 talloc->free (screen.text[q]); 315 llen += prev_ncol;
277 ralloc->free (screen.rend[q]);
278 } 316 }
279 317
280 if (swap.text[p]) 318 int qlines = max (0, (llen - 1) / ncol) + 1;
319
320 // drop partial lines completely
321 if (q < qlines)
322 break;
323
324 q -= qlines;
325
326 int lofs = 0;
327 line_t *qline;
328
329 // re-assemble the full line by destination lines
330 for (int qrow = q; qlines--; qrow++)
281 { 331 {
282#ifdef DEBUG_STRICT 332 qline = row_buf + qrow;
283 assert (swap.rend[p]); 333 qline->alloc (); // redundant with next line
284#endif 334 qline->l = ncol;
285 talloc->free (swap.text[p]); 335 qline->is_longer (1);
286 ralloc->free (swap.rend[p]); 336
337 int qcol = 0;
338
339 // see below for cursor adjustment rationale
340 if (p == ocur.row)
341 screen.cur.row = q - (total_rows - nrow);
342
343 // fill a single destination line
344 while (lofs < llen && qcol < ncol)
345 {
346 int prow = lofs / prev_ncol;
347 int pcol = lofs % prev_ncol;
348
349 prow = MOD (p + prow, prev_total_rows);
350
351 // we only adjust the cursor _row_ and put it into
352 // the topmost line of "long line" it was in, as
353 // this seems to upset applications/shells/readline
354 // least.
355 if (prow == ocur.row)
356 screen.cur.row = q - (total_rows - nrow);
357
358 line_t &pline = prev_row_buf [prow];
359
360 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
361
362 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
363 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
364
365 lofs += len;
366 qcol += len;
367 }
287 } 368 }
288 369
289#ifdef DEBUG_STRICT 370 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
290 assert (drawn_text[p] && drawn_rend[p]); 371 qline->is_longer (0);
291#endif 372 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
292 talloc->free (drawn_text[p]);
293 ralloc->free (drawn_rend[p]);
294 } 373 }
374 while (p != pend && q > 0);
295 375
296 /* we have fewer rows so fix up cursor position */ 376 term_start = total_rows - nrow;
297 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 377 top_row = q - term_start;
298 378
299 scr_reset_realloc (); /* realloc _last_ */ 379 // make sure all terminal lines exist
300 } 380 while (top_row > 0)
301 else if (nrow > prev_nrow) 381 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
302 { 382 }
303 /* add rows */ 383 else
304 scr_reset_realloc (); /* realloc _first_ */ 384 {
385 // if no scrollback exists (yet), wing, instead of wrap
305 386
306 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 387 for (int row = min (nrow, prev_nrow); row--; )
307
308 k = min (TermWin.nscrolled, nrow - prev_nrow);
309
310 for (p = prev_total_rows; p < total_rows; p++)
311 { 388 {
312 screen.tlen[p] = 0; 389 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
313 screen.text[p] = NULL; 390 line_t &dst = row_buf [row];
314 screen.rend[p] = NULL; 391
392 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
393
394 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
395 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
315 } 396 }
316 397
317 for (p = prev_total_rows; p < total_rows - k; p++)
318 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
319
320 for (p = prev_nrow; p < nrow; p++) 398 for (int row = prev_nrow; row < nrow; row++)
321 { 399 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
322 swap.tlen[p] = 0;
323 swap.text[p] = NULL;
324 swap.rend[p] = NULL;
325 drawn_text[p] = NULL;
326 drawn_rend[p] = NULL;
327 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
328 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
329 }
330 400
331 if (k > 0) 401 term_start = 0;
332 {
333 scr_scroll_text (0, (int)nrow - 1, -k, 1);
334 screen.cur.row += k;
335 screen.s_cur.row += k;
336 TermWin.nscrolled -= k;
337 }
338
339#ifdef DEBUG_STRICT
340 assert (screen.cur.row < TermWin.nrow);
341#else /* drive with your eyes closed */
342 MIN_IT (screen.cur.row, nrow - 1);
343#endif
344 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
345 }
346
347 /* resize columns */
348 if (ncol != prev_ncol)
349 { 402 }
350 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
351 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
352 403
353 for (p = 0; p < total_rows; p++) 404 clamp_it (screen.cur.row, 0, nrow - 1);
354 { 405 clamp_it (screen.cur.col, 0, ncol - 1);
355 if (screen.text[p]) 406 }
356 {
357 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
358 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
359 407
360 MIN_IT (screen.tlen[p], (int16_t)ncol); 408 for (int row = nrow; row--; )
409 {
410 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
411 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
412 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
413 }
361 414
362 if (ncol > prev_ncol) 415 free (prev_chunk);
363 scr_blank_line (&screen.text[p][prev_ncol],
364 &screen.rend[p][prev_ncol],
365 ncol - prev_ncol, setrstyle);
366 }
367 }
368 416
369 for (p = 0; p < nrow; p++)
370 {
371 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
372 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
373
374 if (ncol > prev_ncol)
375 scr_blank_line (&drawn_text[p][prev_ncol],
376 &drawn_rend[p][prev_ncol],
377 ncol - prev_ncol, setrstyle);
378
379 if (swap.text[p])
380 {
381 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
382 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
383
384 MIN_IT (swap.tlen[p], (int16_t)ncol);
385
386 if (ncol > prev_ncol)
387 scr_blank_line (&swap.text[p][prev_ncol],
388 &swap.rend[p][prev_ncol],
389 ncol - prev_ncol, setrstyle);
390 }
391
392 }
393
394 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
395
396 delete talloc; talloc = ta;
397 delete ralloc; ralloc = ra;
398 }
399
400 if (tabs)
401 free (tabs); 417 free (tabs);
402 } 418 tabs = (char *)rxvt_malloc (ncol);
419
420 for (int col = ncol; col--; )
421 tabs [col] = col % TABSIZE == 0;
422
423 CLEAR_ALL_SELECTION ();
403 424
404 prev_nrow = nrow; 425 prev_nrow = nrow;
405 prev_ncol = ncol; 426 prev_ncol = ncol;
406 427
407 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
408
409 for (p = 0; p < ncol; p++)
410 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
411
412 tt_winch (); 428 tt_winch ();
413}
414 429
415void 430 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
416rxvt_term::scr_reset_realloc ()
417{
418 unsigned int total_rows, nrow;
419
420 nrow = TermWin.nrow;
421 total_rows = nrow + TermWin.saveLines;
422 /* *INDENT-OFF* */
423 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
424 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
425 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
426 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
427
428 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
429 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
430
431 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
432 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
433 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
434 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
435 /* *INDENT-ON* */
436} 431}
437 432
438/* ------------------------------------------------------------------------- */ 433/* ------------------------------------------------------------------------- */
439/* 434/*
440 * Free everything. That way malloc debugging can find leakage. 435 * Free everything. That way malloc debugging can find leakage.
441 */ 436 */
442void 437void
443rxvt_term::scr_release () 438rxvt_term::scr_release () NOTHROW
444{ 439{
445 unsigned int total_rows; 440 free (chunk);
446 int i;
447
448 total_rows = TermWin.nrow + TermWin.saveLines;
449
450 delete talloc; talloc = 0;
451 delete ralloc; ralloc = 0;
452
453 free (screen.text);
454 free (screen.tlen);
455 free (screen.rend);
456 free (drawn_text);
457 free (drawn_rend);
458 free (swap.text);
459 free (swap.tlen);
460 free (swap.rend);
461 free (buf_text);
462 free (buf_rend);
463 free (tabs); 441 free (tabs);
464
465 /* NULL these so if anything tries to use them, we'll know about it */
466 screen.text = drawn_text = swap.text = NULL;
467 screen.rend = drawn_rend = swap.rend = NULL;
468 screen.tlen = swap.tlen = NULL;
469 buf_text = NULL;
470 buf_rend = NULL;
471 tabs = NULL;
472} 442}
473 443
474/* ------------------------------------------------------------------------- */ 444/* ------------------------------------------------------------------------- */
475/* 445/*
476 * Hard reset 446 * Hard/Soft reset
477 */ 447 */
478void 448void
479rxvt_term::scr_poweron () 449rxvt_term::scr_poweron ()
480{ 450{
481 scr_release (); 451 scr_release ();
452
453 row_buf = 0;
454 tabs = 0;
482 prev_nrow = prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
456 rvideo_mode = false;
457 scr_soft_reset ();
483 scr_reset (); 458 scr_reset ();
484 459
485 scr_clear (true); 460 scr_clear (true);
486 scr_refresh (SLOW_REFRESH); 461 scr_refresh ();
462}
463
464void
465rxvt_term::scr_soft_reset () NOTHROW
466{
467 /* only affects modes, nothing drastic such as clearing the screen */
468#if ENABLE_OVERLAY
469 scr_overlay_off ();
470#endif
471
472 if (current_screen != PRIMARY)
473 scr_swap_screen ();
474
475 scr_scroll_region (0, MAX_ROWS - 1);
476 scr_rendition (0, ~RS_None);
477 scr_insert_mode (0);
487} 478}
488 479
489/* ------------------------------------------------------------------------- * 480/* ------------------------------------------------------------------------- *
490 * PROCESS SCREEN COMMANDS * 481 * PROCESS SCREEN COMMANDS *
491 * ------------------------------------------------------------------------- */ 482 * ------------------------------------------------------------------------- */
… …
493 * Save and Restore cursor 484 * Save and Restore cursor
494 * XTERM_SEQ: Save cursor : ESC 7 485 * XTERM_SEQ: Save cursor : ESC 7
495 * XTERM_SEQ: Restore cursor: ESC 8 486 * XTERM_SEQ: Restore cursor: ESC 8
496 */ 487 */
497void 488void
498rxvt_term::scr_cursor (int mode) 489rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
499{ 490{
500 screen_t *s; 491 screen_t *s;
501 492
502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 493#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
503 if (current_screen == SECONDARY) 494 if (current_screen == SECONDARY)
… …
527 set_font_style (); 518 set_font_style ();
528 break; 519 break;
529 } 520 }
530 521
531 /* boundary check in case screen size changed between SAVE and RESTORE */ 522 /* boundary check in case screen size changed between SAVE and RESTORE */
532 MIN_IT (s->cur.row, TermWin.nrow - 1); 523 min_it (s->cur.row, nrow - 1);
533 MIN_IT (s->cur.col, TermWin.ncol - 1); 524 min_it (s->cur.col, ncol - 1);
534#ifdef DEBUG_STRICT
535 assert (s->cur.row >= 0); 525 assert (s->cur.row >= 0);
536 assert (s->cur.col >= 0); 526 assert (s->cur.col >= 0);
537#else /* drive with your eyes closed */ 527}
538 MAX_IT (s->cur.row, 0); 528
539 MAX_IT (s->cur.col, 0); 529void
540#endif 530rxvt_term::scr_swap_screen () NOTHROW
531{
532 if (!option (Opt_secondaryScreen))
533 return;
534
535 for (int i = prev_nrow; i--; )
536 ::swap (ROW(i), swap_buf [i]);
537
538 ::swap (screen.cur, swap.cur);
539
540 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
541 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
541} 542}
542 543
543/* ------------------------------------------------------------------------- */ 544/* ------------------------------------------------------------------------- */
544/* 545/*
545 * Swap between primary and secondary screens 546 * Swap between primary and secondary screens
546 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 547 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
547 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 548 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
548 */ 549 */
549int 550void
550rxvt_term::scr_change_screen (int scrn) 551rxvt_term::scr_change_screen (int scrn)
551{ 552{
552 int i; 553 if (scrn == current_screen)
554 return;
555
556 want_refresh = 1;
557 view_start = 0;
558
559 /* check for boundary cross */
560 row_col_t pos;
561 pos.row = pos.col = 0;
562 if (ROWCOL_IS_BEFORE (selection.beg, pos)
563 && ROWCOL_IS_AFTER (selection.end, pos))
564 CLEAR_SELECTION ();
565
566 current_screen = scrn;
567
553#if NSCREENS 568#if NSCREENS
554 int offset;
555#endif
556
557 want_refresh = 1;
558
559 TermWin.view_start = 0;
560
561 if (current_screen == scrn)
562 return scrn;
563
564 selection_check (2); /* check for boundary cross */
565
566 i = current_screen; current_screen = scrn; scrn = i;
567
568 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
569 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
570 MAX_IT (screen.cur.row, 0);
571 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
572 MAX_IT (screen.cur.col, 0);
573 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
574
575#if NSCREENS
576 if (options & Opt_secondaryScreen) 569 if (option (Opt_secondaryScreen))
577 { 570 {
578 num_scr = 0; 571 num_scr = 0;
579 offset = TermWin.saveLines;
580 572
581 for (i = prev_nrow; i--;) 573 scr_swap_screen ();
582 {
583 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *);
584 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
585 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
586 }
587 574
588 SWAP_IT (screen.charset, swap.charset, int16_t); 575 ::swap (screen.charset, swap.charset);
589 SWAP_IT (screen.flags, swap.flags, int); 576 ::swap (screen.flags, swap.flags);
590 screen.flags |= Screen_VisibleCursor; 577 screen.flags |= Screen_VisibleCursor;
591 swap.flags |= Screen_VisibleCursor; 578 swap.flags |= Screen_VisibleCursor;
592 } 579 }
593 else 580 else
594#endif 581#endif
595 if (options & Opt_secondaryScroll) 582 if (option (Opt_secondaryScroll))
596 scr_scroll_text (0, prev_nrow - 1, prev_nrow, 0); 583 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
597
598 return scrn;
599} 584}
600 585
601// clear WrapNext indicator, solidifying position on next line 586// clear WrapNext indicator, solidifying position on next line
602void 587void
603rxvt_term::scr_do_wrap () 588rxvt_term::scr_do_wrap () NOTHROW
604{ 589{
605 if (!(screen.flags & Screen_WrapNext)) 590 if (!(screen.flags & Screen_WrapNext))
606 return; 591 return;
607 592
608 screen.flags &= ~Screen_WrapNext; 593 screen.flags &= ~Screen_WrapNext;
609 594
610 screen.cur.col = 0; 595 screen.cur.col = 0;
611 596
612 if (screen.cur.row == screen.bscroll) 597 if (screen.cur.row == screen.bscroll)
613 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 598 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
614 else if (screen.cur.row < TermWin.nrow - 1) 599 else if (screen.cur.row < nrow - 1)
615 screen.cur.row++; 600 screen.cur.row++;
616} 601}
617 602
618/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
619/* 604/*
620 * Change the colour for following text 605 * Change the colour for following text
621 */ 606 */
622void 607void
623rxvt_term::scr_color (unsigned int color, int fgbg) 608rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
624{ 609{
625 if (color > maxTermCOLOR) 610 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
626 color = fgbg; 611 color = fgbg;
627 612
628 if (fgbg == Color_fg) 613 if (fgbg == Color_fg)
629 rstyle = SET_FGCOLOR (rstyle, color); 614 rstyle = SET_FGCOLOR (rstyle, color);
630 else 615 else
… …
634/* ------------------------------------------------------------------------- */ 619/* ------------------------------------------------------------------------- */
635/* 620/*
636 * Change the rendition style for following text 621 * Change the rendition style for following text
637 */ 622 */
638void 623void
639rxvt_term::scr_rendition (int set, int style) 624rxvt_term::scr_rendition (int set, int style) NOTHROW
640 { 625{
641 if (set) 626 if (set)
642 rstyle |= style; 627 rstyle |= style;
643 else if (style == ~RS_None) 628 else if (style == ~RS_None)
644 rstyle = DEFAULT_RSTYLE; 629 rstyle = DEFAULT_RSTYLE;
645 else 630 else
646 rstyle &= ~style; 631 rstyle &= ~style;
647 } 632}
648 633
649/* ------------------------------------------------------------------------- */ 634/* ------------------------------------------------------------------------- */
650/* 635/*
651 * Scroll text between <row1> and <row2> inclusive, by <count> lines 636 * Scroll text between <row1> and <row2> inclusive, by <count> lines
652 * count positive ==> scroll up 637 * count positive ==> scroll up
653 * count negative ==> scroll down 638 * count negative ==> scroll down
654 * spec == 0 for normal routines
655 */ 639 */
656int 640int
657rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 641rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
658{ 642{
659 int i, j;
660 long nscrolled;
661
662 if (count == 0 || (row1 > row2)) 643 if (count == 0 || (row1 > row2))
663 return 0; 644 return 0;
664 645
665 want_refresh = 1; 646 want_refresh = 1;
647 num_scr += count;
666 648
667 if (row1 == 0 && count > 0 649 if (count > 0
650 && row1 == 0
668 && (current_screen == PRIMARY || options & Opt_secondaryScroll)) 651 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
652 {
653 min_it (count, total_rows - (nrow - (row2 + 1)));
654
655 top_row = max (top_row - count, -saveLines);
656
657 // sever bottommost line
669 { 658 {
670 nscrolled = (long)TermWin.nscrolled + (long)count; 659 line_t &l = ROW(row2);
671 660 l.is_longer (0);
672 if (nscrolled > (long)TermWin.saveLines) 661 l.touch ();
673 TermWin.nscrolled = TermWin.saveLines;
674 else
675 TermWin.nscrolled = (unsigned int)nscrolled;
676
677 if ((options & Opt_scrollWithBuffer)
678 && TermWin.view_start != 0
679 && TermWin.view_start != TermWin.saveLines)
680 scr_page (UP, count);
681 } 662 }
682 else if (!spec)
683 row1 += TermWin.saveLines;
684 663
685 row2 += TermWin.saveLines; 664 // scroll everything up 'count' lines
665 term_start = (term_start + count) % total_rows;
686 666
667 // now copy lines below the scroll region bottom to the
668 // bottom of the screen again, so they look as if they
669 // hadn't moved.
670 for (int i = nrow; --i > row2; )
671 {
672 line_t &l1 = ROW(i - count);
673 line_t &l2 = ROW(i);
674
675 ::swap (l1, l2);
676 l2.touch ();
677 }
678
679 // erase newly scrolled-in lines
680 for (int i = count; i--; )
681 {
682 line_t &l = ROW(row2 - i);
683
684 // optimise if already cleared, can be significant on slow machines
685 // could be rolled into scr_blank_screen_mem
686 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
687 {
688 scr_blank_line (l, 0, l.l, rstyle);
689 l.l = 0;
690 l.f = 0;
691 }
692 else
693 scr_blank_screen_mem (l, rstyle);
694 }
695
696 // move and/or clear selection, if any
687 if (selection.op && current_screen == selection.screen) 697 if (selection.op && current_screen == selection.screen
688 { 698 && selection.beg.row <= row2)
689 i = selection.beg.row + TermWin.saveLines;
690 j = selection.end.row + TermWin.saveLines;
691 if ((i < row1 && j > row1)
692 || (i < row2 && j > row2)
693 || (i - count < row1 && i >= row1)
694 || (i - count > row2 && i <= row2)
695 || (j - count < row1 && j >= row1)
696 || (j - count > row2 && j <= row2))
697 {
698 CLEAR_ALL_SELECTION ();
699 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
700 } 699 {
701 else if (j >= row1 && j <= row2)
702 {
703 /* move selected region too */
704 selection.beg.row -= count; 700 selection.beg.row -= count;
705 selection.end.row -= count; 701 selection.end.row -= count;
706 selection.mark.row -= count; 702 selection.mark.row -= count;
707 }
708 }
709 703
710 selection_check (0); /* _after_ TermWin.nscrolled update */ 704 selection_check (0);
711
712 num_scr += count;
713 j = count;
714
715 if (count < 0)
716 count = -count;
717
718 i = row2 - row1 + 1;
719 MIN_IT (count, i);
720
721 if (j > 0)
722 {
723 /* scroll up */
724
725 /* Copy lines that will get clobbered by the rotation */
726 memcpy (buf_text, screen.text + row1, count * sizeof (text_t *));
727 memcpy (buf_rend, screen.rend + row1, count * sizeof (rend_t *));
728
729 /* Rotate lines */
730 i = row2 - row1 - count + 1;
731 memmove (screen.tlen + row1, screen.tlen + row1 + count, i * sizeof (int16_t));
732 memmove (screen.text + row1, screen.text + row1 + count, i * sizeof (text_t *));
733 memmove (screen.rend + row1, screen.rend + row1 + count, i * sizeof (rend_t *));
734
735 j = row2 - count + 1, i = count;
736 }
737 else /* if (j < 0) */
738 {
739 /* scroll down */
740
741 /* Copy lines that will get clobbered by the rotation */
742 for (i = 0, j = row2; i < count; i++, j--)
743 { 705 }
744 buf_text[i] = screen.text[j]; 706
745 buf_rend[i] = screen.rend[j]; 707 // finally move the view window, if desired
708 if (option (Opt_scrollWithBuffer)
709 && view_start != 0
710 && view_start != -saveLines)
711 scr_page (UP, count);
712
713 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
714 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
715 }
716 else
717 {
718 if (selection.op && current_screen == selection.screen)
746 } 719 {
720 if ((selection.beg.row < row1 && selection.end.row > row1)
721 || (selection.beg.row < row2 && selection.end.row > row2)
722 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
723 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
724 || (selection.end.row - count < row1 && selection.end.row >= row1)
725 || (selection.end.row - count > row2 && selection.end.row <= row2))
726 {
727 CLEAR_ALL_SELECTION ();
728 selection.op = SELECTION_CLEAR;
729 }
730 else if (selection.end.row >= row1 && selection.end.row <= row2)
731 {
732 /* move selected region too */
733 selection.beg.row -= count;
734 selection.end.row -= count;
735 selection.mark.row -= count;
747 736
748 /* Rotate lines */ 737 selection_check (0);
749 for (j = row2, i = j - count; i >= row1; i--, j--) 738 }
750 { 739 }
751 screen.tlen[j] = screen.tlen[i]; 740
752 screen.text[j] = screen.text[i]; 741 // use a simple and robust scrolling algorithm, this
753 screen.rend[j] = screen.rend[i]; 742 // part of scr_scroll_text is not time-critical.
743
744 // sever line above scroll region
745 if (row1)
754 } 746 {
747 line_t &l = ROW(row1 - 1);
748 l.is_longer (0);
749 l.touch ();
750 }
755 751
756 j = row1, i = count; 752 int rows = row2 - row1 + 1;
757 count = -count; 753
754 min_it (count, rows);
755
756 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
757
758 for (int row = 0; row < rows; row++)
759 {
760 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
761
762 if (!IN_RANGE_EXC (row + count, 0, rows))
763 scr_blank_screen_mem (temp_buf [row], rstyle);
764 }
765
766 for (int row = 0; row < rows; row++)
767 ROW(row1 + row) = temp_buf [row];
768
769 // sever bottommost line
770 {
771 line_t &l = ROW(row2);
772 l.is_longer (0);
773 l.touch ();
758 } 774 }
759 775 }
760 /* Resurrect lines */
761 memset (screen.tlen + j, 0, i * sizeof (int16_t));
762 memcpy (screen.text + j, buf_text, i * sizeof (text_t *));
763 memcpy (screen.rend + j, buf_rend, i * sizeof (text_t *));
764 if (!spec) /* line length may not equal TermWin.ncol */
765 for (; i--; j++)
766 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
767 776
768 return count; 777 return count;
769} 778}
770 779
771/* ------------------------------------------------------------------------- */ 780/* ------------------------------------------------------------------------- */
772/* 781/*
773 * Add text given in <str> of length <len> to screen struct 782 * Add text given in <str> of length <len> to screen struct
774 */ 783 */
775void 784void
776rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 785rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
777{ 786{
778 unsigned char checksel;
779 unicode_t c;
780 int i, row, last_col;
781 text_t *stp;
782 rend_t *srp;
783
784 if (len <= 0) /* sanity */ 787 if (len <= 0) /* sanity */
785 return; 788 return;
786 789
790 bool checksel;
791 unicode_t c;
792 int ncol = this->ncol;
793 const wchar_t *strend = str + len;
794
787 want_refresh = 1; 795 want_refresh = 1;
788 ZERO_SCROLLBACK (); 796 ZERO_SCROLLBACK ();
789 last_col = TermWin.ncol;
790 797
791 if (nlines > 0) 798 if (minlines > 0)
792 { 799 {
793 nlines += screen.cur.row - screen.bscroll; 800 minlines += screen.cur.row - screen.bscroll;
801 min_it (minlines, screen.cur.row - top_row);
802
794 if ((nlines > 0) 803 if (minlines > 0
795 && (screen.tscroll == 0) 804 && screen.tscroll == 0
796 && (screen.bscroll == (TermWin.nrow - 1))) 805 && screen.bscroll == nrow - 1)
797 { 806 {
798 /* _at least_ this many lines need to be scrolled */ 807 /* _at least_ this many lines need to be scrolled */
799 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 808 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
800 screen.cur.row -= nlines; 809 screen.cur.row -= minlines;
801 } 810 }
802 } 811 }
803 812
804#ifdef DEBUG_STRICT
805 assert (screen.cur.col < last_col); 813 assert (screen.cur.col < ncol);
806 assert ((screen.cur.row < TermWin.nrow) 814 assert (screen.cur.row < nrow
807 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 815 && screen.cur.row >= top_row);
808#else /* drive with your eyes closed */ 816 int row = screen.cur.row;
809 MIN_IT (screen.cur.col, last_col - 1);
810 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
811 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
812#endif
813 row = screen.cur.row + TermWin.saveLines;
814 817
815 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 818 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
816 819
817 stp = screen.text[row]; 820 line_t *line = &ROW(row);
818 srp = screen.rend[row];
819 821
820 while (len--) 822 while (str < strend)
821 { 823 {
822 c = *str++; 824 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
823 825
824 if (c < 0x20) 826 if (ecb_unlikely (c < 0x20))
825 switch (c) 827 if (c == C0_LF)
826 { 828 {
827 case C0_HT: 829 max_it (line->l, screen.cur.col);
828 scr_tab (1, true);
829 continue;
830 830
831 case C0_LF:
832 if (screen.tlen[row] != -1) /* XXX: think about this */
833 MAX_IT (screen.tlen[row], screen.cur.col);
834
835 screen.flags &= ~Screen_WrapNext; 831 screen.flags &= ~Screen_WrapNext;
836 832
837 if (screen.cur.row == screen.bscroll) 833 if (screen.cur.row == screen.bscroll)
838 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 834 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
839 else if (screen.cur.row < (TermWin.nrow - 1)) 835 else if (screen.cur.row < (nrow - 1))
840 row = (++screen.cur.row) + TermWin.saveLines; 836 row = ++screen.cur.row;
841 837
842 stp = screen.text[row]; /* _must_ refresh */ 838 line = &ROW(row); /* _must_ refresh */
843 srp = screen.rend[row]; /* _must_ refresh */
844 continue; 839 continue;
845
846 case C0_CR:
847 if (screen.tlen[row] != -1) /* XXX: think about this */
848 MAX_IT (screen.tlen[row], screen.cur.col);
849
850 screen.flags &= ~Screen_WrapNext;
851 screen.cur.col = 0;
852 continue;
853 } 840 }
841 else if (c == C0_CR)
842 {
843 max_it (line->l, screen.cur.col);
854 844
845 screen.flags &= ~Screen_WrapNext;
846 screen.cur.col = 0;
847 continue;
848 }
849 else if (c == C0_HT)
850 {
851 scr_tab (1, true);
852 continue;
853 }
854
855 if (ecb_unlikely (
855 if (checksel /* see if we're writing within selection */ 856 checksel /* see if we're writing within selection */
856 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 857 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
857 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 858 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
859 ))
858 { 860 {
859 checksel = 0; 861 checksel = 0;
860 /* 862 /*
861 * If we wrote anywhere in the selected area, kill the selection 863 * If we wrote anywhere in the selected area, kill the selection
862 * XXX: should we kill the mark too? Possibly, but maybe that 864 * XXX: should we kill the mark too? Possibly, but maybe that
863 * should be a similar check. 865 * should be a similar check.
864 */ 866 */
865 CLEAR_SELECTION (); 867 CLEAR_SELECTION ();
866 } 868 }
867 869
868 if (screen.flags & Screen_WrapNext) 870 if (ecb_unlikely (screen.flags & Screen_WrapNext))
869 {
870 screen.tlen[row] = -1;
871
872 scr_do_wrap (); row = screen.cur.row + TermWin.saveLines;
873
874 stp = screen.text[row]; /* _must_ refresh */
875 srp = screen.rend[row]; /* _must_ refresh */
876 } 871 {
872 scr_do_wrap ();
877 873
874 line->l = ncol;
875 line->is_longer (1);
876
877 row = screen.cur.row;
878 line = &ROW(row); /* _must_ refresh */
879 }
880
881 // some utf-8 decoders "decode" surrogate characters: let's fix this.
882 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
883 c = 0xfffd;
884
878 // rely on wcwidth to tell us the character width, at least for non-latin1 885 // rely on wcwidth to tell us the character width, do wcwidth before
879 // do wcwidth before further replacements, as wcwidth says that line-drawing 886 // further replacements, as wcwidth might return -1 for the line
880 // characters have width -1 (DOH!) on GNU/Linux sometimes. 887 // drawing characters below as they might be invalid in the current
881 int width = c < 0x100 ? 1 : wcwidth (c); 888 // locale.
889 int width = WCWIDTH (c);
882 890
883 if (charsets[screen.charset] == '0') // DEC SPECIAL 891 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
884 { 892 {
885 // vt100 special graphics and line drawing 893 // vt100 special graphics and line drawing
886 // 5f-7e standard vt100 894 // 5f-7e standard vt100
887 // 40-5e rxvt extension for extra curses acs chars 895 // 40-5e rxvt extension for extra curses acs chars
888 static uint16_t vt100_0[63] = { // 40 .. 7e 896 static uint16_t vt100_0[62] = { // 41 .. 7e
889 0x0000, 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 40-47 hi mr. snowman! 897 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
890 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 48-4f 898 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
891 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, // 50-57 899 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
892 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0000, 0x0020, // 58-5f 900 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
893 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67 901 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
894 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f 902 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
895 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77 903 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
896 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e 904 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
897 }; 905 };
898 906
899 if (c >= 0x40 && c <= 0x7e && vt100_0[c - 0x40]) 907 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
900 { 908 {
901 c = vt100_0[c - 0x40]; 909 c = vt100_0[c - 0x41];
902 width = 1; 910 width = 1; // vt100 line drawing characters are always single-width
903 } 911 }
904 } 912 }
905 913
906 if (screen.flags & Screen_Insert) 914 if (ecb_unlikely (screen.flags & Screen_Insert))
907 scr_insdel_chars (width, INSERT); 915 scr_insdel_chars (width, INSERT);
908 916
909 if (width != 0) 917 if (width != 0)
910 { 918 {
911 // some utf-8 decoders decode surrogate characters.
912 if (0xd800 <= c && c <= 0xdfff)
913 c = 0xfffd;
914
915#if !UNICODE_3 919#if !UNICODE_3
916 // trim characters we can't store directly :( 920 // trim characters we can't store directly :(
917 if (c >= 0x10000) 921 if (c >= 0x10000)
918# if ENABLE_COMBINING 922# if ENABLE_COMBINING
919 c = rxvt_composite.compose (c); // map to lower 16 bits 923 c = rxvt_composite.compose (c); // map to lower 16 bits
920# else 924# else
921 c = 0xfffd; 925 c = 0xfffd;
922# endif 926# endif
923#endif 927#endif
924 928
929 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
930
931 // if the character doesn't fit into the remaining columns...
932 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
933 {
934 if (screen.flags & Screen_Autowrap)
935 {
936 // ... artificially enlargen the previous one
937 c = NOCHAR;
938 // and try the same character next loop iteration
939 --str;
940 }
941 else
942 screen.cur.col = ncol - width;
943 }
944
925 // nuke the character at this position, if required 945 // nuke the character at this position, if required
946 // due to wonderful coincidences everywhere else in this loop
947 // we never have to check for overwriting a wide char itself,
948 // only its tail.
926 if (stp[screen.cur.col] == NOCHAR 949 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
927 || (screen.cur.col < TermWin.ncol - 1 950 scr_kill_char (*line, screen.cur.col);
928 && stp[screen.cur.col + 1] == NOCHAR))
929 {
930 int col = screen.cur.col;
931 951
932 // find begin 952 line->touch ();
933 while (col > 0 && stp[col] == NOCHAR)
934 col--;
935
936 rend_t rend = SET_FONT (srp[col], FONTSET (srp[col])->find_font (' '));
937
938 // found begin, nuke
939 do {
940 stp[col] = ' ';
941 srp[col] = rend;
942 col++;
943 } while (col < TermWin.ncol && stp[col] == NOCHAR);
944 }
945
946 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
947 953
948 do 954 do
949 { 955 {
950 stp[screen.cur.col] = c; 956 line->t[screen.cur.col] = c;
951 srp[screen.cur.col] = rend; 957 line->r[screen.cur.col] = rend;
952 958
953 if (screen.cur.col < last_col - 1) 959 if (ecb_likely (screen.cur.col < ncol - 1))
954 screen.cur.col++; 960 screen.cur.col++;
955 else 961 else
956 { 962 {
957 screen.tlen[row] = last_col; 963 line->l = ncol;
958 if (screen.flags & Screen_Autowrap) 964 if (screen.flags & Screen_Autowrap)
959 screen.flags |= Screen_WrapNext; 965 screen.flags |= Screen_WrapNext;
960 break; 966
967 goto end_of_line;
961 } 968 }
962 969
963 c = NOCHAR; 970 c = NOCHAR;
964 } 971 }
965 while (--width > 0); 972 while (ecb_unlikely (--width > 0));
966 973
967 // pad with spaces when overwriting wide character with smaller one 974 // pad with spaces when overwriting wide character with smaller one
968 if (!width)
969 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 975 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
970 { 976 {
971 stp[c] = ' '; 977 line->t[c] = ' ';
972 srp[c] = rend; 978 line->r[c] = rend;
973 } 979 }
980
981end_of_line:
974 } 982 ;
975 else if (width == 0)
976 { 983 }
977#if ENABLE_COMBINING 984#if ENABLE_COMBINING
978 // handle combining characters 985 else // width == 0
979 // we just tag the accent on the previous on-screen character. 986 {
980 // this is arguably not correct, but also arguably not wrong. 987 if (c != 0xfeff) // ignore BOM
981 // we don't handle double-width characters nicely yet.
982
983 text_t *tp;
984 rend_t *rp;
985
986 if (screen.cur.col > 0)
987 { 988 {
989 // handle combining characters
990 // we just tag the accent on the previous on-screen character.
991 // this is arguably not correct, but also arguably not wrong.
992 // we don't handle double-width characters nicely yet.
993 line_t *linep;
994 text_t *tp;
995 rend_t *rp;
996
997 if (screen.cur.col > 0)
998 {
999 linep = line;
988 tp = stp + screen.cur.col - 1; 1000 tp = line->t + screen.cur.col - 1;
989 rp = srp + screen.cur.col - 1; 1001 rp = line->r + screen.cur.col - 1;
1002 }
1003 else if (screen.cur.row > 0
1004 && ROW(screen.cur.row - 1).is_longer ())
1005 {
1006 linep = &ROW(screen.cur.row - 1);
1007 tp = line->t + ncol - 1;
1008 rp = line->r + ncol - 1;
1009 }
1010 else
1011 continue;
990 1012
1013 linep->touch ();
1014
991 while (*tp == NOCHAR && tp > stp) 1015 while (*tp == NOCHAR && tp > linep->t)
992 tp--, rp--; 1016 tp--, rp--;
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));
993 } 1025 }
994 else if (screen.cur.row > 0
995 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1)
996 {
997 int line = screen.cur.row - 1 + TermWin.saveLines;
998
999 tp = screen.text[line] + last_col - 1;
1000 rp = screen.rend[line] + last_col - 1;
1001
1002 while (*tp == NOCHAR && tp > screen.text[line])
1003 tp--, rp--;
1004 } 1026 }
1005 else
1006 continue;
1007
1008 // first try to find a precomposed character
1009 unicode_t n = rxvt_compose (*tp, c);
1010 if (n == NOCHAR)
1011 n = rxvt_composite.compose (*tp, c);
1012
1013 *tp = n;
1014 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1015#endif 1027#endif
1016 }
1017 } 1028 }
1018 1029
1019 if (screen.tlen[row] != -1) /* XXX: think about this */ 1030 max_it (line->l, screen.cur.col);
1020 MAX_IT (screen.tlen[row], screen.cur.col);
1021 1031
1022#ifdef DEBUG_STRICT
1023 assert (screen.cur.row >= 0); 1032 assert (screen.cur.row >= 0);
1024#else /* drive with your eyes closed */
1025 MAX_IT (screen.cur.row, 0);
1026#endif
1027} 1033}
1028 1034
1029/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
1030/* 1036/*
1031 * Process Backspace. Move back the cursor back a position, wrap if have to 1037 * Process Backspace. Move back the cursor back a position, wrap if have to
1032 * XTERM_SEQ: CTRL-H 1038 * XTERM_SEQ: CTRL-H
1033 */ 1039 */
1034void 1040void
1035rxvt_term::scr_backspace () 1041rxvt_term::scr_backspace () NOTHROW
1036{ 1042{
1037 want_refresh = 1;
1038
1039 if (screen.cur.col == 0) 1043 if (screen.cur.col == 0)
1040 { 1044 {
1041 if (screen.cur.row > 0) 1045 if (screen.cur.row > 0)
1042 { 1046 {
1043#ifdef TERMCAP_HAS_BW 1047#ifdef TERMCAP_HAS_BW
1044 screen.cur.col = TermWin.ncol - 1; 1048 screen.cur.col = ncol - 1;
1045 screen.cur.row--; 1049 --screen.cur.row;
1046 return; 1050
1051 want_refresh = 1;
1047#endif 1052#endif
1048 } 1053 }
1049 } 1054 }
1050 else if (!(screen.flags & Screen_WrapNext)) 1055 else if (screen.flags & Screen_WrapNext)
1056 screen.flags &= ~Screen_WrapNext;
1057 else
1051 scr_gotorc (0, -1, RELATIVE); 1058 scr_gotorc (0, -1, RELATIVE);
1052
1053 screen.flags &= ~Screen_WrapNext;
1054} 1059}
1055 1060
1056/* ------------------------------------------------------------------------- */ 1061/* ------------------------------------------------------------------------- */
1057/* 1062/*
1058 * Process Horizontal Tab 1063 * Process Horizontal Tab
1059 * count: +ve = forward; -ve = backwards 1064 * count: +ve = forward; -ve = backwards
1060 * XTERM_SEQ: CTRL-I 1065 * XTERM_SEQ: CTRL-I
1061 */ 1066 */
1062void 1067void
1063rxvt_term::scr_tab (int count, bool ht) 1068rxvt_term::scr_tab (int count, bool ht) NOTHROW
1064{ 1069{
1065 int i, x; 1070 int i, x;
1066 1071
1067 want_refresh = 1; 1072 want_refresh = 1;
1068 i = x = screen.cur.col; 1073 i = x = screen.cur.col;
1069 1074
1070 if (count == 0) 1075 if (count == 0)
1071 return; 1076 return;
1072 else if (count > 0) 1077 else if (count > 0)
1073 { 1078 {
1074 int row = TermWin.saveLines + screen.cur.row; 1079 line_t &l = ROW(screen.cur.row);
1075 text_t *tp = screen.text[row];
1076 rend_t *rp = screen.rend[row];
1077 rend_t base_rend = rp[i]; 1080 rend_t base_rend = l.r[i];
1078 ht &= tp[i] == ' '; 1081 ht &= l.t[i] == ' ';
1079 1082
1080 for (; ++i < TermWin.ncol; ) 1083 for (; ++i < ncol; )
1081 if (tabs[i]) 1084 if (tabs[i])
1082 { 1085 {
1083 x = i; 1086 x = i;
1087
1084 if (!--count) 1088 if (!--count)
1085 break; 1089 break;
1086 } 1090 }
1087 else 1091 else
1088 ht &= tp[i] == ' ' 1092 ht &= l.t[i] == ' '
1089 && RS_SAME (rp[i], base_rend); 1093 && RS_SAME (l.r[i], base_rend);
1090 1094
1091 if (count) 1095 if (count)
1092 x = TermWin.ncol - 1; 1096 x = ncol - 1;
1093 1097
1094 // store horizontal tab commands as characters inside the text 1098 // store horizontal tab commands as characters inside the text
1095 // buffer so they can be selected and pasted. 1099 // buffer so they can be selected and pasted.
1096 if (ht && options & Opt_pastableTabs) 1100 if (ht && option (Opt_pastableTabs))
1097 { 1101 {
1098 base_rend = SET_FONT (base_rend, 0); 1102 base_rend = SET_FONT (base_rend, 0);
1099 1103
1100 if (screen.tlen[row] != -1) /* XXX: think about this */ 1104 l.touch (x);
1101 MAX_IT (screen.tlen[row], x);
1102 1105
1103 i = screen.cur.col; 1106 i = screen.cur.col;
1104 1107
1105 tp[i] = '\t'; 1108 l.t[i] = '\t';
1106 rp[i] = base_rend; 1109 l.r[i] = base_rend;
1107 1110
1108 while (++i < x) 1111 while (++i < x)
1109 { 1112 {
1110 tp[i] = NOCHAR; 1113 l.t[i] = NOCHAR;
1111 rp[i] = base_rend; 1114 l.r[i] = base_rend;
1112 } 1115 }
1113 } 1116 }
1114 } 1117 }
1115 else /* if (count < 0) */ 1118 else /* if (count < 0) */
1116 { 1119 {
… …
1135 * Process DEC Back Index 1138 * Process DEC Back Index
1136 * XTERM_SEQ: ESC 6 1139 * XTERM_SEQ: ESC 6
1137 * Move cursor left in row. If we're at the left boundary, shift everything 1140 * Move cursor left in row. If we're at the left boundary, shift everything
1138 * in that row right. Clear left column. 1141 * in that row right. Clear left column.
1139 */ 1142 */
1140#if ENABLE_FRILLS 1143#if !ENABLE_MINIMAL
1141void 1144void
1142rxvt_term::scr_backindex () 1145rxvt_term::scr_backindex () NOTHROW
1143{ 1146{
1144 if (screen.cur.col > 0) 1147 if (screen.cur.col > 0)
1145 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1148 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1146 else 1149 else
1147 {
1148 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1149 return; /* um, yeah? */
1150
1151 scr_insdel_chars (1, INSERT); 1150 scr_insdel_chars (1, INSERT);
1152 }
1153} 1151}
1154#endif 1152#endif
1155/* ------------------------------------------------------------------------- */ 1153/* ------------------------------------------------------------------------- */
1156/* 1154/*
1157 * Process DEC Forward Index 1155 * Process DEC Forward Index
1158 * XTERM_SEQ: ESC 9 1156 * XTERM_SEQ: ESC 9
1159 * Move cursor right in row. If we're at the right boundary, shift everything 1157 * Move cursor right in row. If we're at the right boundary, shift everything
1160 * in that row left. Clear right column. 1158 * in that row left. Clear right column.
1161 */ 1159 */
1162#if ENABLE_FRILLS 1160#if !ENABLE_MINIMAL
1163void 1161void
1164rxvt_term::scr_forwardindex () 1162rxvt_term::scr_forwardindex () NOTHROW
1165{ 1163{
1166 int row;
1167
1168 if (screen.cur.col < TermWin.ncol - 1) 1164 if (screen.cur.col < ncol - 1)
1169 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1165 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1170 else 1166 else
1171 { 1167 {
1172 row = screen.cur.row + TermWin.saveLines; 1168 line_t &l = ROW(screen.cur.row);
1173 1169
1174 if (screen.tlen[row] == 0) 1170 l.touch ();
1175 return; /* um, yeah? */ 1171 l.is_longer (0);
1176 else if (screen.tlen[row] == -1)
1177 screen.tlen[row] = TermWin.ncol;
1178 1172
1179 scr_gotorc (0, 0, R_RELATIVE); 1173 scr_gotorc (0, 0, R_RELATIVE);
1180 scr_insdel_chars (1, DELETE); 1174 scr_insdel_chars (1, DELETE);
1181 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1175 scr_gotorc (0, ncol - 1, R_RELATIVE);
1182 } 1176 }
1183} 1177}
1184#endif 1178#endif
1185 1179
1186/* ------------------------------------------------------------------------- */ 1180/* ------------------------------------------------------------------------- */
1187/* 1181/*
1188 * Goto Row/Column 1182 * Goto Row/Column
1189 */ 1183 */
1190void 1184void
1191rxvt_term::scr_gotorc (int row, int col, int relative) 1185rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1192{ 1186{
1193 want_refresh = 1; 1187 want_refresh = 1;
1194 ZERO_SCROLLBACK (); 1188 ZERO_SCROLLBACK ();
1195 1189
1196 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1190 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1197 MAX_IT (screen.cur.col, 0); 1191 clamp_it (screen.cur.col, 0, ncol - 1);
1198 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1199 1192
1200 screen.flags &= ~Screen_WrapNext; 1193 screen.flags &= ~Screen_WrapNext;
1201 1194
1202 if (relative & R_RELATIVE) 1195 if (relative & R_RELATIVE)
1203 { 1196 {
… …
1219 } 1212 }
1220 } 1213 }
1221 else 1214 else
1222 { 1215 {
1223 if (screen.flags & Screen_Relative) 1216 if (screen.flags & Screen_Relative)
1217 {
1224 { /* relative origin mode */ 1218 /* relative origin mode */
1225 screen.cur.row = row + screen.tscroll; 1219 screen.cur.row = row + screen.tscroll;
1226 MIN_IT (screen.cur.row, screen.bscroll); 1220 min_it (screen.cur.row, screen.bscroll);
1227 } 1221 }
1228 else 1222 else
1229 screen.cur.row = row; 1223 screen.cur.row = row;
1230 } 1224 }
1231 1225
1232 MAX_IT (screen.cur.row, 0); 1226 clamp_it (screen.cur.row, 0, nrow - 1);
1233 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1234} 1227}
1235 1228
1236/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1237/* 1230/*
1238 * direction should be UP or DN 1231 * direction should be UP or DN
1239 */ 1232 */
1240void 1233void
1241rxvt_term::scr_index (enum page_dirn direction) 1234rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1242{ 1235{
1243 int dirn; 1236 int dirn;
1244 1237
1245 want_refresh = 1; 1238 want_refresh = 1;
1246 ZERO_SCROLLBACK (); 1239 ZERO_SCROLLBACK ();
… …
1249 1242
1250 screen.flags &= ~Screen_WrapNext; 1243 screen.flags &= ~Screen_WrapNext;
1251 1244
1252 if ((screen.cur.row == screen.bscroll && direction == UP) 1245 if ((screen.cur.row == screen.bscroll && direction == UP)
1253 || (screen.cur.row == screen.tscroll && direction == DN)) 1246 || (screen.cur.row == screen.tscroll && direction == DN))
1254 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1247 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1255 else 1248 else
1256 screen.cur.row += dirn; 1249 screen.cur.row += dirn;
1257 1250
1258 MAX_IT (screen.cur.row, 0); 1251 clamp_it (screen.cur.row, 0, nrow - 1);
1259 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1260 selection_check (0); 1252 selection_check (0);
1261} 1253}
1262 1254
1263/* ------------------------------------------------------------------------- */ 1255/* ------------------------------------------------------------------------- */
1264/* 1256/*
1265 * Erase part or whole of a line 1257 * Erase part or whole of a line
1266 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1258 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1267 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1259 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1268 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1260 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1261 * extension: clear to right unless wrapped: ESC [ 3 K
1269 */ 1262 */
1270void 1263void
1271rxvt_term::scr_erase_line (int mode) 1264rxvt_term::scr_erase_line (int mode) NOTHROW
1272{ 1265{
1273 unsigned int row, col, num; 1266 unsigned int col, num;
1274 1267
1275 want_refresh = 1; 1268 want_refresh = 1;
1276 ZERO_SCROLLBACK (); 1269 ZERO_SCROLLBACK ();
1277 1270
1278 selection_check (1); 1271 selection_check (1);
1279 1272
1280 row = TermWin.saveLines + screen.cur.row; 1273 line_t &line = ROW(screen.cur.row);
1274
1275 line.touch ();
1276 line.is_longer (0);
1277
1281 switch (mode) 1278 switch (mode)
1282 { 1279 {
1280 case 3:
1281 if (screen.flags & Screen_WrapNext)
1282 return;
1283
1284 /* fall through */
1285
1283 case 0: /* erase to end of line */ 1286 case 0: /* erase to end of line */
1284 col = screen.cur.col; 1287 col = screen.cur.col;
1285 num = TermWin.ncol - col; 1288 num = ncol - col;
1286 MIN_IT (screen.tlen[row], (int16_t)col); 1289 min_it (line.l, col);
1290
1287 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1291 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1288 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1292 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1289 CLEAR_SELECTION (); 1293 CLEAR_SELECTION ();
1290 break; 1294 break;
1295
1291 case 1: /* erase to beginning of line */ 1296 case 1: /* erase to beginning of line */
1292 col = 0; 1297 col = 0;
1293 num = screen.cur.col + 1; 1298 num = screen.cur.col + 1;
1299
1294 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1300 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1295 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1301 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1296 CLEAR_SELECTION (); 1302 CLEAR_SELECTION ();
1297 break; 1303 break;
1304
1298 case 2: /* erase whole line */ 1305 case 2: /* erase whole line */
1299 col = 0; 1306 col = 0;
1300 num = TermWin.ncol; 1307 num = ncol;
1301 screen.tlen[row] = 0; 1308 line.l = 0;
1302 if (selection.beg.row <= screen.cur.row 1309 if (selection.beg.row <= screen.cur.row
1303 && selection.end.row >= screen.cur.row) 1310 && selection.end.row >= screen.cur.row)
1304 CLEAR_SELECTION (); 1311 CLEAR_SELECTION ();
1305 break; 1312 break;
1306 default: 1313 default:
1307 return; 1314 return;
1308 } 1315 }
1309 1316
1310 if (screen.text[row]) 1317 scr_blank_line (line, col, num, rstyle);
1311 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1312 else
1313 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1314} 1318}
1315 1319
1316/* ------------------------------------------------------------------------- */ 1320/* ------------------------------------------------------------------------- */
1317/* 1321/*
1318 * Erase part of whole of the screen 1322 * Erase part or whole of the screen
1319 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1323 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1320 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1324 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1321 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1325 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1322 */ 1326 */
1323void 1327void
1324rxvt_term::scr_erase_screen (int mode) 1328rxvt_term::scr_erase_screen (int mode) NOTHROW
1325{ 1329{
1326 int num; 1330 int num;
1327 int32_t row, row_offset; 1331 int32_t row;
1328 rend_t ren; 1332 rend_t ren;
1329 XGCValues gcvalue; 1333 XGCValues gcvalue;
1330 1334
1331 want_refresh = 1; 1335 want_refresh = 1;
1332 ZERO_SCROLLBACK (); 1336 ZERO_SCROLLBACK ();
1333 1337
1334 row_offset = (int32_t)TermWin.saveLines;
1335
1336 switch (mode) 1338 switch (mode)
1337 { 1339 {
1338 case 0: /* erase to end of screen */ 1340 case 0: /* erase to end of screen */
1339 selection_check (1);
1340 scr_erase_line (0); 1341 scr_erase_line (0);
1341 row = screen.cur.row + 1; /* possible OOB */ 1342 row = screen.cur.row + 1; /* possible OOB */
1342 num = TermWin.nrow - row; 1343 num = nrow - row;
1343 break; 1344 break;
1344 case 1: /* erase to beginning of screen */ 1345 case 1: /* erase to beginning of screen */
1345 selection_check (3);
1346 scr_erase_line (1); 1346 scr_erase_line (1);
1347 row = 0; 1347 row = 0;
1348 num = screen.cur.row; 1348 num = screen.cur.row;
1349 break; 1349 break;
1350 case 2: /* erase whole screen */ 1350 case 2: /* erase whole screen */
1351 selection_check (3);
1352 row = 0; 1351 row = 0;
1353 num = TermWin.nrow; 1352 num = nrow;
1354 break; 1353 break;
1355 default: 1354 default:
1356 return; 1355 return;
1357 } 1356 }
1358 1357
… …
1360 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1359 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1361 || (selection.end.row >= row 1360 || (selection.end.row >= row
1362 && selection.end.row <= row + num))) 1361 && selection.end.row <= row + num)))
1363 CLEAR_SELECTION (); 1362 CLEAR_SELECTION ();
1364 1363
1365 if (row >= TermWin.nrow) /* Out Of Bounds */ 1364 if (row >= nrow) /* Out Of Bounds */
1366 return; 1365 return;
1367 1366
1368 MIN_IT (num, (TermWin.nrow - row)); 1367 min_it (num, nrow - row);
1369 1368
1370 if (rstyle & (RS_RVid | RS_Uline)) 1369 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1371 ren = (rend_t) ~RS_None; 1370 ren = (rend_t) ~RS_None;
1372 else if (GET_BASEBG (rstyle) == Color_bg) 1371 else if (GET_BASEBG (rstyle) == Color_bg)
1373 { 1372 {
1374 ren = DEFAULT_RSTYLE; 1373 ren = DEFAULT_RSTYLE;
1375 CLEAR_ROWS (row, num); 1374
1375 if (mapped)
1376 XClearArea (dpy, vt, 0,
1377 Row2Pixel (row - view_start), (unsigned int)vt_width,
1378 (unsigned int)Height2Pixel (num), False);
1376 } 1379 }
1377 else 1380 else
1378 { 1381 {
1379 ren = rstyle & (RS_fgMask | RS_bgMask); 1382 ren = rstyle & (RS_fgMask | RS_bgMask);
1383
1384 if (mapped)
1385 {
1380 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)]; 1386 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1381 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1387 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1382 ERASE_ROWS (row, num); 1388 XFillRectangle (dpy, vt, gc,
1389 0, Row2Pixel (row - view_start),
1390 (unsigned int)vt_width,
1391 (unsigned int)Height2Pixel (num));
1383 gcvalue.foreground = pix_colors[Color_fg]; 1392 gcvalue.foreground = pix_colors[Color_fg];
1384 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1393 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1394 }
1385 } 1395 }
1386 1396
1387 for (; num--; row++) 1397 for (; num--; row++)
1388 { 1398 {
1389 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int) (row + row_offset), rstyle); 1399 scr_blank_screen_mem (ROW(row), rstyle);
1390 screen.tlen[row + row_offset] = 0;
1391 scr_blank_line (drawn_text[row], drawn_rend[row], (unsigned int)TermWin.ncol, ren);
1392 }
1393}
1394 1400
1395#if ENABLE_FRILLS 1401 if (row - view_start < nrow)
1402 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1403 }
1404}
1405
1406#if !ENABLE_MINIMAL
1396void 1407void
1397rxvt_term::scr_erase_savelines () 1408rxvt_term::scr_erase_savelines () NOTHROW
1398{ 1409{
1399 want_refresh = 1; 1410 want_refresh = 1;
1400 ZERO_SCROLLBACK (); 1411 ZERO_SCROLLBACK ();
1401 1412
1402 for (int i = 0; i < TermWin.saveLines; ++i) 1413 top_row = 0;
1403 if (screen.text [i])
1404 {
1405 screen.tlen[i] = 0;
1406 scr_blank_line (screen.text [i], screen.rend [i], (unsigned int)TermWin.ncol, DEFAULT_RSTYLE);
1407 }
1408} 1414}
1409#endif 1415#endif
1410 1416
1411/* ------------------------------------------------------------------------- */ 1417/* ------------------------------------------------------------------------- */
1412/* 1418/*
1413 * Fill the screen with `E's 1419 * Fill the screen with `E's
1414 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1420 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1415 */ 1421 */
1416void 1422void
1417rxvt_term::scr_E () 1423rxvt_term::scr_E () NOTHROW
1418{ 1424{
1419 int i, j, k;
1420 rend_t *r1, fs; 1425 rend_t fs;
1421 1426
1422 want_refresh = 1; 1427 want_refresh = 1;
1423 ZERO_SCROLLBACK (); 1428 ZERO_SCROLLBACK ();
1424 1429
1425 num_scr_allow = 0; 1430 num_scr_allow = 0;
1426 selection_check (3); 1431
1432 row_col_t pos;
1433 pos.row = pos.col = 0;
1434 if (ROWCOL_IS_AFTER (selection.end, pos))
1435 CLEAR_SELECTION ();
1427 1436
1428 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E')); 1437 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1429 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1438 for (int row = nrow; row--; )
1430 { 1439 {
1431 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1440 line_t &line = ROW(row);
1441
1432 fill_text (screen.text[k], 'E', TermWin.ncol); 1442 fill_text (line.t, 'E', ncol);
1433 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1443 rend_t *r1 = line.r;
1444
1445 for (int j = ncol; j--; )
1434 *r1++ = fs; 1446 *r1++ = fs;
1447
1448 line.is_longer (0);
1449 line.touch (ncol);
1435 } 1450 }
1436} 1451}
1437 1452
1438/* ------------------------------------------------------------------------- */ 1453/* ------------------------------------------------------------------------- */
1439/* 1454/*
1440 * Insert/Delete <count> lines 1455 * Insert/Delete <count> lines
1441 */ 1456 */
1442void 1457void
1443rxvt_term::scr_insdel_lines (int count, int insdel) 1458rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1444{ 1459{
1445 int end; 1460 int end;
1446 1461
1447 ZERO_SCROLLBACK (); 1462 ZERO_SCROLLBACK ();
1448 1463
… …
1460 count = end; 1475 count = end;
1461 } 1476 }
1462 1477
1463 scr_do_wrap (); 1478 scr_do_wrap ();
1464 1479
1465 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1480 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1466} 1481}
1467 1482
1468/* ------------------------------------------------------------------------- */ 1483/* ------------------------------------------------------------------------- */
1469/* 1484/*
1470 * Insert/Delete <count> characters from the current position 1485 * Insert/Delete <count> characters from the current position
1471 */ 1486 */
1472void 1487void
1473rxvt_term::scr_insdel_chars (int count, int insdel) 1488rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1474{ 1489{
1475 int col, row;
1476 rend_t tr;
1477 text_t *stp;
1478 rend_t *srp;
1479 int16_t *slp;
1480
1481 want_refresh = 1; 1490 want_refresh = 1;
1482 ZERO_SCROLLBACK (); 1491 ZERO_SCROLLBACK ();
1483 1492
1484 if (count <= 0) 1493 if (count <= 0)
1485 return; 1494 return;
1486 1495
1487 scr_do_wrap (); 1496 scr_do_wrap ();
1488 1497
1489 selection_check (1); 1498 selection_check (1);
1490 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1499 min_it (count, ncol - screen.cur.col);
1491 1500
1492 row = screen.cur.row + TermWin.saveLines; 1501 int row = screen.cur.row;
1493 1502
1494 stp = screen.text[row]; 1503 line_t *line = &ROW(row);
1495 srp = screen.rend[row]; 1504
1496 slp = &screen.tlen[row]; 1505 line->touch ();
1506 line->is_longer (0);
1507
1508 // nuke wide spanning the start
1509 if (line->t[screen.cur.col] == NOCHAR)
1510 scr_kill_char (*line, screen.cur.col);
1497 1511
1498 switch (insdel) 1512 switch (insdel)
1499 { 1513 {
1500 case INSERT: 1514 case INSERT:
1501 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; col--) 1515 line->l = min (line->l + count, ncol);
1516
1517 if (line->t[screen.cur.col] == NOCHAR)
1518 scr_kill_char (*line, screen.cur.col);
1519
1520 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1502 { 1521 {
1503 stp[col] = stp[col - count]; 1522 line->t[col] = line->t[col - count];
1504 srp[col] = srp[col - count]; 1523 line->r[col] = line->r[col - count];
1505 }
1506
1507 if (*slp != -1)
1508 {
1509 *slp += count;
1510 MIN_IT (*slp, TermWin.ncol);
1511 } 1524 }
1512 1525
1513 if (selection.op && current_screen == selection.screen 1526 if (selection.op && current_screen == selection.screen
1514 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1527 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1515 { 1528 {
1516 if (selection.end.row != screen.cur.row 1529 if (selection.end.row != screen.cur.row
1517 || (selection.end.col + count >= TermWin.ncol)) 1530 || (selection.end.col + count >= ncol))
1518 CLEAR_SELECTION (); 1531 CLEAR_SELECTION ();
1519 else 1532 else
1533 {
1520 { /* shift selection */ 1534 /* shift selection */
1521 selection.beg.col += count; 1535 selection.beg.col += count;
1522 selection.mark.col += count; /* XXX: yes? */ 1536 selection.mark.col += count; /* XXX: yes? */
1523 selection.end.col += count; 1537 selection.end.col += count;
1524 } 1538 }
1525 } 1539 }
1526 1540
1527 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1541 scr_blank_line (*line, screen.cur.col, count, rstyle);
1528 (unsigned int)count, rstyle);
1529 break; 1542 break;
1530 1543
1531 case ERASE: 1544 case ERASE:
1532 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1545 screen.cur.col += count; /* don't worry if > ncol */
1533 selection_check (1); 1546 selection_check (1);
1534 screen.cur.col -= count; 1547 screen.cur.col -= count;
1535 scr_blank_line (&stp[screen.cur.col], &srp[screen.cur.col], 1548
1536 (unsigned int)count, rstyle); 1549 // nuke wide char after the end
1550 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1551 scr_kill_char (*line, screen.cur.col + count);
1552
1553 scr_blank_line (*line, screen.cur.col, count, rstyle);
1537 break; 1554 break;
1538 1555
1539 case DELETE: 1556 case DELETE:
1540 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1557 line->l = max (line->l - count, 0);
1541 1558
1559 // nuke wide char spanning the end
1560 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1561 scr_kill_char (*line, screen.cur.col + count);
1562
1542 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1563 for (int col = screen.cur.col; (col + count) < ncol; col++)
1543 { 1564 {
1544 stp[col] = stp[col + count]; 1565 line->t[col] = line->t[col + count];
1545 srp[col] = srp[col + count]; 1566 line->r[col] = line->r[col + count];
1546 } 1567 }
1547 1568
1548 scr_blank_line (&stp[TermWin.ncol - count], &srp[TermWin.ncol - count], 1569 scr_blank_line (*line, ncol - count, count, rstyle);
1549 (unsigned int)count, tr);
1550
1551 if (*slp == -1) /* break line continuation */
1552 *slp = TermWin.ncol;
1553
1554 *slp -= count;
1555 MAX_IT (*slp, 0);
1556 1570
1557 if (selection.op && current_screen == selection.screen 1571 if (selection.op && current_screen == selection.screen
1558 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1572 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1559 { 1573 {
1560 if (selection.end.row != screen.cur.row 1574 if (selection.end.row != screen.cur.row
1561 || (screen.cur.col >= selection.beg.col - count) 1575 || (screen.cur.col >= selection.beg.col - count)
1562 || selection.end.col >= TermWin.ncol) 1576 || selection.end.col >= ncol)
1563 CLEAR_SELECTION (); 1577 CLEAR_SELECTION ();
1564 else 1578 else
1565 { 1579 {
1566 /* shift selection */ 1580 /* shift selection */
1567 selection.beg.col -= count; 1581 selection.beg.col -= count;
… …
1578/* 1592/*
1579 * Set the scrolling region 1593 * Set the scrolling region
1580 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1594 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1581 */ 1595 */
1582void 1596void
1583rxvt_term::scr_scroll_region (int top, int bot) 1597rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1584{ 1598{
1585 MAX_IT (top, 0); 1599 max_it (top, 0);
1586 MIN_IT (bot, (int)TermWin.nrow - 1); 1600 min_it (bot, nrow - 1);
1587 1601
1588 if (top > bot) 1602 if (top > bot)
1589 return; 1603 return;
1590 1604
1591 screen.tscroll = top; 1605 screen.tscroll = top;
… …
1598 * Make the cursor visible/invisible 1612 * Make the cursor visible/invisible
1599 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1613 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1600 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1614 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1601 */ 1615 */
1602void 1616void
1603rxvt_term::scr_cursor_visible (int mode) 1617rxvt_term::scr_cursor_visible (int mode) NOTHROW
1604{ 1618{
1605 want_refresh = 1; 1619 want_refresh = 1;
1606 1620
1607 if (mode) 1621 if (mode)
1608 screen.flags |= Screen_VisibleCursor; 1622 screen.flags |= Screen_VisibleCursor;
… …
1615 * Set/unset automatic wrapping 1629 * Set/unset automatic wrapping
1616 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1630 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1617 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1631 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1618 */ 1632 */
1619void 1633void
1620rxvt_term::scr_autowrap (int mode) 1634rxvt_term::scr_autowrap (int mode) NOTHROW
1621{ 1635{
1622 if (mode) 1636 if (mode)
1623 screen.flags |= Screen_Autowrap; 1637 screen.flags |= Screen_Autowrap;
1624 else 1638 else
1625 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1639 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
… …
1634 * and the cursor cannot be moved outside. 1648 * and the cursor cannot be moved outside.
1635 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1649 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1636 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1650 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1637 */ 1651 */
1638void 1652void
1639rxvt_term::scr_relative_origin (int mode) 1653rxvt_term::scr_relative_origin (int mode) NOTHROW
1640{ 1654{
1641 if (mode) 1655 if (mode)
1642 screen.flags |= Screen_Relative; 1656 screen.flags |= Screen_Relative;
1643 else 1657 else
1644 screen.flags &= ~Screen_Relative; 1658 screen.flags &= ~Screen_Relative;
… …
1651 * Set insert/replace mode 1665 * Set insert/replace mode
1652 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1666 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1653 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1667 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1654 */ 1668 */
1655void 1669void
1656rxvt_term::scr_insert_mode (int mode) 1670rxvt_term::scr_insert_mode (int mode) NOTHROW
1657{ 1671{
1658 if (mode) 1672 if (mode)
1659 screen.flags |= Screen_Insert; 1673 screen.flags |= Screen_Insert;
1660 else 1674 else
1661 screen.flags &= ~Screen_Insert; 1675 screen.flags &= ~Screen_Insert;
… …
1667 * XTERM_SEQ: Set tab at current column : ESC H 1681 * XTERM_SEQ: Set tab at current column : ESC H
1668 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1682 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1669 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1683 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1670 */ 1684 */
1671void 1685void
1672rxvt_term::scr_set_tab (int mode) 1686rxvt_term::scr_set_tab (int mode) NOTHROW
1673{ 1687{
1674 if (mode < 0) 1688 if (mode < 0)
1675 memset (tabs, 0, TermWin.ncol * sizeof (char)); 1689 memset (tabs, 0, ncol);
1676 else if (screen.cur.col < TermWin.ncol) 1690 else if (screen.cur.col < ncol)
1677 tabs[screen.cur.col] = (mode ? 1 : 0); 1691 tabs [screen.cur.col] = !!mode;
1678} 1692}
1679 1693
1680/* ------------------------------------------------------------------------- */ 1694/* ------------------------------------------------------------------------- */
1681/* 1695/*
1682 * Set reverse/normal video 1696 * Set reverse/normal video
1683 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1697 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1684 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1698 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1685 */ 1699 */
1686void 1700void
1687rxvt_term::scr_rvideo_mode (int mode) 1701rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1688{ 1702{
1703 rvideo_mode = on;
1704
1705#ifndef NO_BELL
1706 on ^= rvideo_bell;
1707#endif
1708
1709 if (rvideo_state != on)
1710 {
1711 rvideo_state = on;
1712
1713 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1714#ifdef HAVE_BG_PIXMAP
1715 if (bg_pixmap == None)
1716#endif
1717 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1718
1689 XGCValues gcvalue; 1719 XGCValues gcvalue;
1690
1691 if (rvideo != mode)
1692 {
1693 rvideo = mode;
1694 SWAP_IT (pix_colors[Color_fg], pix_colors[Color_bg], rxvt_color);
1695#if XPM_BACKGROUND
1696 if (bgPixmap.pixmap == None)
1697#endif
1698#if TRANSPARENT
1699 if (! (options & Opt_transparent) || am_transparent == 0)
1700#endif
1701 XSetWindowBackground (display->display, TermWin.vt,
1702 pix_colors[Color_bg]);
1703
1704 gcvalue.foreground = pix_colors[Color_fg]; 1720 gcvalue.foreground = pix_colors[Color_fg];
1705 gcvalue.background = pix_colors[Color_bg]; 1721 gcvalue.background = pix_colors[Color_bg];
1706 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1722 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1707 &gcvalue); 1723
1708 scr_clear (); 1724 scr_clear ();
1709 scr_touch (true); 1725 scr_touch (true);
1710 } 1726 }
1711} 1727}
1712 1728
… …
1714/* 1730/*
1715 * Report current cursor position 1731 * Report current cursor position
1716 * XTERM_SEQ: Report position: ESC [ 6 n 1732 * XTERM_SEQ: Report position: ESC [ 6 n
1717 */ 1733 */
1718void 1734void
1719rxvt_term::scr_report_position () 1735rxvt_term::scr_report_position () NOTHROW
1720{ 1736{
1721 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1737 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1722} 1738}
1723 1739
1724/* ------------------------------------------------------------------------- * 1740/* ------------------------------------------------------------------------- *
… …
1727 1743
1728/* 1744/*
1729 * Set font style 1745 * Set font style
1730 */ 1746 */
1731void 1747void
1732rxvt_term::set_font_style () 1748rxvt_term::set_font_style () NOTHROW
1733{ 1749{
1750#if 0
1734 switch (charsets[screen.charset]) 1751 switch (charsets [screen.charset])
1735 { 1752 {
1736 case '0': /* DEC Special Character & Line Drawing Set */ 1753 case '0': /* DEC Special Character & Line Drawing Set */
1737 break; 1754 break;
1738 case 'A': /* United Kingdom (UK) */ 1755 case 'A': /* United Kingdom (UK) */
1739 break; 1756 break;
… …
1746 case 'C': /* Finnish character set */ 1763 case 'C': /* Finnish character set */
1747 break; 1764 break;
1748 case 'K': /* German character set */ 1765 case 'K': /* German character set */
1749 break; 1766 break;
1750 } 1767 }
1768#endif
1751} 1769}
1752 1770
1753/* ------------------------------------------------------------------------- */ 1771/* ------------------------------------------------------------------------- */
1754/* 1772/*
1755 * Choose a font 1773 * Choose a font
… …
1757 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1775 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1758 * XTERM_SEQ: Invoke G2 character set: ESC N 1776 * XTERM_SEQ: Invoke G2 character set: ESC N
1759 * XTERM_SEQ: Invoke G3 character set: ESC O 1777 * XTERM_SEQ: Invoke G3 character set: ESC O
1760 */ 1778 */
1761void 1779void
1762rxvt_term::scr_charset_choose (int set) 1780rxvt_term::scr_charset_choose (int set) NOTHROW
1763{ 1781{
1764 screen.charset = set; 1782 screen.charset = set;
1765 set_font_style (); 1783 set_font_style ();
1766} 1784}
1767 1785
… …
1773 * XTERM_SEQ: Set G2 character set: ESC * <C> 1791 * XTERM_SEQ: Set G2 character set: ESC * <C>
1774 * XTERM_SEQ: Set G3 character set: ESC + <C> 1792 * XTERM_SEQ: Set G3 character set: ESC + <C>
1775 * See set_font_style for possible values for <C> 1793 * See set_font_style for possible values for <C>
1776 */ 1794 */
1777void 1795void
1778rxvt_term::scr_charset_set (int set, unsigned int ch) 1796rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1779{ 1797{
1780 charsets[set] = (unsigned char)ch; 1798 charsets[set] = (unsigned char)ch;
1781 set_font_style (); 1799 set_font_style ();
1782} 1800}
1783 1801
… …
1788 1806
1789/* 1807/*
1790 * refresh matching text. 1808 * refresh matching text.
1791 */ 1809 */
1792bool 1810bool
1793rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1811rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1794{ 1812{
1795 bool found = false; 1813 bool found = false;
1796 1814
1797 for (int i = 0; i < TermWin.nrow; i++) 1815 for (int i = 0; i < nrow; i++)
1798 { 1816 {
1799 int col = 0;
1800 rend_t *drp = drawn_rend [i]; 1817 rend_t *drp = drawn_buf[i].r;
1801 1818
1802 for (; col < TermWin.ncol; col++, drp++) 1819 for (int col = 0; col < ncol; col++, drp++)
1803 if ((*drp & mask) == value) 1820 if ((*drp & mask) == value)
1804 { 1821 {
1805 found = true; 1822 found = true;
1806 *drp = ~value; 1823 *drp = ~value;
1807 } 1824 }
… …
1818 PART_END, 1835 PART_END,
1819 RC_COUNT 1836 RC_COUNT
1820}; 1837};
1821 1838
1822void 1839void
1823rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1840rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1824{ 1841{
1825 int i; 1842 int i;
1826 row_col_t rc[RC_COUNT]; 1843 row_col_t rc[RC_COUNT];
1827 1844
1828 if (drawn_text == NULL) /* sanity check */ 1845 if (!drawn_buf) /* sanity check */
1829 return; 1846 return;
1830 1847
1831#ifndef NO_SLOW_LINK_SUPPORT 1848#ifndef NO_SLOW_LINK_SUPPORT
1832 if (refresh_type == FAST_REFRESH && !display->is_local) 1849 if (refresh_type == FAST_REFRESH && !display->is_local)
1833 { 1850 {
1834 y = 0; 1851 y = 0;
1835 height = TermWin.height; 1852 eheight = height;
1836 } 1853 }
1837#endif
1838
1839#ifdef DEBUG_STRICT
1840 x = max (x, 0);
1841 x = min (x, (int)TermWin.width);
1842 y = max (y, 0);
1843 y = min (y, (int)TermWin.height);
1844#endif 1854#endif
1845 1855
1846 /* round down */ 1856 /* round down */
1847 rc[PART_BEG].col = Pixel2Col (x); 1857 rc[PART_BEG].col = Pixel2Col (x);
1848 rc[PART_BEG].row = Pixel2Row (y); 1858 rc[PART_BEG].row = Pixel2Row (y);
1849 /* round up */ 1859 /* round up */
1850 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1860 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1851 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1861 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1852 1862
1853 /* sanity checks */ 1863 /* sanity checks */
1854 for (i = PART_BEG; i < RC_COUNT; i++) 1864 for (i = PART_BEG; i < RC_COUNT; i++)
1855 { 1865 {
1856 MIN_IT (rc[i].col, TermWin.ncol - 1); 1866 min_it (rc[i].col, ncol - 1);
1857 MIN_IT (rc[i].row, TermWin.nrow - 1); 1867 min_it (rc[i].row, nrow - 1);
1858 } 1868 }
1859 1869
1860 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1870 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1861 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1871 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1872
1873 num_scr_allow = 0;
1862 1874
1863 if (refresh) 1875 if (refresh)
1864 scr_refresh (SLOW_REFRESH); 1876 scr_refresh ();
1865} 1877}
1866 1878
1867/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1868/* 1880/*
1869 * Refresh the entire screen 1881 * Refresh the entire screen
1870 */ 1882 */
1871void 1883void
1872rxvt_term::scr_touch (bool refresh) 1884rxvt_term::scr_touch (bool refresh) NOTHROW
1873{ 1885{
1874 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1886 scr_expose (0, 0, vt_width, vt_height, refresh);
1875} 1887}
1876 1888
1877/* ------------------------------------------------------------------------- */ 1889/* ------------------------------------------------------------------------- */
1878/* 1890/*
1879 * Move the display so that the line represented by scrollbar value Y is at 1891 * Move the display so that the line represented by scrollbar value Y is at
1880 * the top of the screen 1892 * the top of the screen
1881 */ 1893 */
1882int 1894void
1883rxvt_term::scr_move_to (int y, int len) 1895rxvt_term::scr_move_to (int y, int len) NOTHROW
1884{ 1896{
1885 long p = 0; 1897 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1886 unsigned int oldviewstart;
1887
1888 oldviewstart = TermWin.view_start;
1889
1890 if (y < len)
1891 {
1892 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1893 p -= (long) (TermWin.nrow - 1);
1894 p = max (p, 0);
1895 }
1896
1897 TermWin.view_start = (unsigned int)min (p, TermWin.nscrolled);
1898
1899 return scr_changeview (oldviewstart);
1900} 1898}
1901 1899
1902/* ------------------------------------------------------------------------- */ 1900/* ------------------------------------------------------------------------- */
1903/* 1901/*
1904 * Page the screen up/down nlines 1902 * Page the screen up/down nlines
1905 * direction should be UP or DN 1903 * direction should be UP or DN
1906 */ 1904 */
1907int 1905bool
1908rxvt_term::scr_page (enum page_dirn direction, int nlines) 1906rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1909{ 1907{
1910 int n; 1908 int new_view_start =
1911 unsigned int oldviewstart; 1909 direction == UP ? view_start - nlines
1910 : view_start + nlines;
1912 1911
1913 oldviewstart = TermWin.view_start;
1914
1915 if (direction == UP)
1916 {
1917 n = TermWin.view_start + nlines;
1918 TermWin.view_start = min (n, TermWin.nscrolled);
1919 }
1920 else
1921 {
1922 n = TermWin.view_start - nlines;
1923 TermWin.view_start = max (n, 0);
1924 }
1925
1926 return scr_changeview (oldviewstart); 1912 return scr_changeview (new_view_start);
1927} 1913}
1928 1914
1929int 1915bool
1930rxvt_term::scr_changeview (unsigned int oldviewstart) 1916rxvt_term::scr_changeview (int new_view_start) NOTHROW
1931{ 1917{
1918 clamp_it (new_view_start, top_row, 0);
1919
1932 if (TermWin.view_start != oldviewstart) 1920 if (new_view_start == view_start)
1933 { 1921 return false;
1922
1923 num_scr += new_view_start - view_start;
1924 view_start = new_view_start;
1934 want_refresh = 1; 1925 want_refresh = 1;
1935 num_scr -= (TermWin.view_start - oldviewstart);
1936 }
1937 1926
1938 return (int) (TermWin.view_start - oldviewstart); 1927 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1939}
1940 1928
1941/* ------------------------------------------------------------------------- */ 1929 return true;
1942void 1930}
1943rxvt_term::scr_bell () 1931
1944{
1945#ifndef NO_BELL 1932#ifndef NO_BELL
1933void
1934rxvt_term::bell_cb (ev::timer &w, int revents)
1935{
1936 rvideo_bell = false;
1937 scr_rvideo_mode (rvideo_mode);
1938 refresh_check ();
1939}
1940#endif
1941
1942/* ------------------------------------------------------------------------- */
1943void
1944rxvt_term::scr_bell () NOTHROW
1945{
1946#ifndef NO_BELL
1947
1946# ifndef NO_MAPALERT 1948# ifndef NO_MAPALERT
1947# ifdef MAPALERT_OPTION 1949# ifdef MAPALERT_OPTION
1948 if (options & Opt_mapAlert) 1950 if (option (Opt_mapAlert))
1949# endif 1951# endif
1950 XMapWindow (display->display, TermWin.parent[0]); 1952 XMapWindow (dpy, parent);
1951# endif 1953# endif
1954
1955# if ENABLE_FRILLS
1956 if (option (Opt_urgentOnBell))
1957 set_urgency (1);
1958# endif
1959
1952 if (options & Opt_visualBell) 1960 if (option (Opt_visualBell))
1953 { 1961 {
1954 scr_rvideo_mode (!rvideo); /* refresh also done */ 1962 rvideo_bell = true;
1955 scr_rvideo_mode (!rvideo); /* refresh also done */ 1963 scr_rvideo_mode (rvideo_mode);
1964 flush ();
1965
1966 bell_ev.start (VISUAL_BELL_DURATION);
1956 } 1967 }
1957 else 1968 else
1958 XBell (display->display, 0); 1969 XBell (dpy, 0);
1970 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1959#endif 1971#endif
1960} 1972}
1961 1973
1962/* ------------------------------------------------------------------------- */ 1974/* ------------------------------------------------------------------------- */
1963/* ARGSUSED */
1964void 1975void
1965rxvt_term::scr_printscreen (int fullhist) 1976rxvt_term::scr_printscreen (int fullhist) NOTHROW
1966{ 1977{
1967#ifdef PRINTPIPE 1978#ifdef PRINTPIPE
1968 int i, r1, nrows, row_offset; 1979 int nrows, row_start;
1969 FILE *fd; 1980 FILE *fd = popen_printer ();
1970 1981
1971 if ((fd = popen_printer ()) == NULL) 1982 if (!fd)
1972 return; 1983 return;
1973 1984
1974 nrows = TermWin.nrow;
1975 row_offset = TermWin.saveLines;
1976
1977 if (!fullhist) 1985 if (fullhist)
1978 row_offset -= TermWin.view_start; 1986 {
1987 nrows = nrow - top_row;
1988 row_start = top_row;
1989 }
1979 else 1990 else
1980 { 1991 {
1981 nrows += TermWin.nscrolled; 1992 nrows = nrow;
1982 row_offset -= TermWin.nscrolled; 1993 row_start = view_start;
1983 } 1994 }
1984 1995
1985 wctomb (0, 0); 1996 wctomb (0, 0);
1986 1997
1987 for (r1 = 0; r1 < nrows; r1++) 1998 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1988 { 1999 {
1989 text_t *tp = screen.text[r1 + row_offset]; 2000 text_t *tp = ROW(r1).t;
1990 int len = screen.tlen[r1 + row_offset]; 2001 int len = ROW(r1).l;
1991 2002
1992 for (i = len >= 0 ? len : TermWin.ncol - 1; i--; ) 2003 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1993 { 2004 {
1994 char mb[MB_LEN_MAX]; 2005 char mb[MB_LEN_MAX];
1995 text_t t = *tp++; 2006 text_t t = *tp++;
1996 if (t == NOCHAR) 2007 if (t == NOCHAR)
1997 continue; 2008 continue;
… …
2018/* 2029/*
2019 * Refresh the screen 2030 * Refresh the screen
2020 * drawn_text/drawn_rend contain the screen information before the update. 2031 * drawn_text/drawn_rend contain the screen information before the update.
2021 * screen.text/screen.rend contain what the screen will change to. 2032 * screen.text/screen.rend contain what the screen will change to.
2022 */ 2033 */
2023
2024#define FONT_WIDTH(X, Y) \
2025 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
2026#define FONT_RBEAR(X, Y) \
2027 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
2028#define FONT_LBEAR(X, Y) \
2029 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
2030#define IS_FONT_CHAR(X, Y) \
2031 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
2032
2033void 2034void
2034rxvt_term::scr_refresh (unsigned char refresh_type) 2035rxvt_term::scr_refresh () NOTHROW
2035{ 2036{
2036 unsigned char must_clear, /* use draw_string not draw_image_string */
2037 showcursor; /* show the cursor */
2038 int16_t col, row, /* column/row we're processing */ 2037 int16_t col, row, /* column/row we're processing */
2039 ocrow; /* old cursor row */ 2038 ocrow; /* old cursor row */
2040 int i, /* tmp */ 2039 int i; /* tmp */
2041 row_offset; /* basic offset in screen structure */
2042#ifndef NO_CURSORCOLOR 2040#ifndef NO_CURSORCOLOR
2043 rend_t cc1; /* store colours at cursor position (s) */ 2041 rend_t cc1; /* store colours at cursor position (s) */
2044#endif 2042#endif
2045 rend_t *crp; // cursor rendition pointer 2043 rend_t *crp; // cursor rendition pointer
2044 rend_t ccol1, /* Cursor colour */
2045 ccol2; /* Cursor colour2 */
2046 2046
2047 want_refresh = 0; /* screen is current */ 2047 want_refresh = 0; /* screen is current */
2048 2048
2049 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2049 if (refresh_type == NO_REFRESH || !mapped)
2050 return; 2050 return;
2051 2051
2052 /* 2052 /*
2053 * A: set up vars 2053 * A: set up vars
2054 */ 2054 */
2055 must_clear = 0;
2056 refresh_count = 0; 2055 refresh_count = 0;
2057 2056
2058 row_offset = TermWin.saveLines - TermWin.view_start; 2057 unsigned int old_screen_flags = screen.flags;
2059 2058 bool have_bg = 0;
2060#if XPM_BACKGROUND 2059#ifdef HAVE_BG_PIXMAP
2061 must_clear |= (bgPixmap.pixmap != None); 2060 have_bg = bg_pixmap != None;
2062#endif
2063#if TRANSPARENT
2064 must_clear |= ((options & Opt_transparent) && am_transparent);
2065#endif 2061#endif
2066 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2062 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2067 2063
2068 /* 2064 /*
2069 * B: reverse any characters which are selected 2065 * B: reverse any characters which are selected
2070 */ 2066 */
2071 scr_reverse_selection (); 2067 scr_reverse_selection ();
2072 2068
2069 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2070#if ENABLE_OVERLAY
2071 scr_swap_overlay ();
2072#endif
2073
2074 bool showcursor = screen.flags & Screen_VisibleCursor;
2075
2073 /* 2076 /*
2074 * C: set the cursor character (s) 2077 * C: set the cursor character (s)
2075 */ 2078 */
2076 { 2079 {
2077 unsigned char setoldcursor; 2080 bool setoldcursor;
2078 rend_t ccol1, /* Cursor colour */
2079 ccol2; /* Cursor colour2 */
2080 2081
2081 showcursor = (screen.flags & Screen_VisibleCursor);
2082#ifdef CURSOR_BLINK 2082#ifdef CURSOR_BLINK
2083 if (hidden_cursor) 2083 if (hidden_cursor)
2084 showcursor = 0; 2084 showcursor = 0;
2085#endif 2085#endif
2086 2086
2087 if (showcursor) 2087 if (showcursor)
2088 { 2088 {
2089 int col = screen.cur.col; 2089 int col = screen.cur.col;
2090 2090
2091 while (col && screen.text[screen.cur.row + TermWin.saveLines][col] == NOCHAR) 2091 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2092 col--; 2092 col--;
2093 2093
2094 crp = &screen.rend[screen.cur.row + TermWin.saveLines][col]; 2094 crp = &ROW(screen.cur.row).r[col];
2095 2095
2096 if (showcursor && TermWin.focus) 2096#ifndef NO_CURSORCOLOR
2097 cc1 = *crp & (RS_fgMask | RS_bgMask);
2098 if (ISSET_PIXCOLOR (Color_cursor))
2099 ccol1 = Color_cursor;
2100 else
2101#endif
2102#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2103 ccol1 = fgcolor_of (rstyle);
2104#else
2105 ccol1 = Color_fg;
2106#endif
2107
2108#ifndef NO_CURSORCOLOR
2109 if (ISSET_PIXCOLOR (Color_cursor2))
2110 ccol2 = Color_cursor2;
2111 else
2112#endif
2113#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2114 ccol2 = bgcolor_of (rstyle);
2115#else
2116 ccol2 = Color_bg;
2117#endif
2118
2119 if (focus)
2097 { 2120 {
2121 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_RVid; 2122 *crp ^= RS_Uline;
2099#ifndef NO_CURSORCOLOR
2100 cc1 = *crp & (RS_fgMask | RS_bgMask);
2101 if (ISSET_PIXCOLOR (Color_cursor))
2102 ccol1 = Color_cursor;
2103 else 2123 else
2104#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2105 ccol1 = GET_FGCOLOR (rstyle);
2106#else
2107 ccol1 = Color_fg;
2108#endif
2109 if (ISSET_PIXCOLOR (Color_cursor2))
2110 ccol2 = Color_cursor2;
2111 else 2124 {
2112#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2125 *crp ^= RS_RVid;
2113 ccol2 = GET_BGCOLOR (rstyle);
2114#else
2115 ccol2 = Color_bg;
2116#endif
2117 *crp = SET_FGCOLOR (*crp, ccol1); 2126 *crp = SET_FGCOLOR (*crp, ccol1);
2118 *crp = SET_BGCOLOR (*crp, ccol2); 2127 *crp = SET_BGCOLOR (*crp, ccol2);
2119#endif 2128 }
2120 } 2129 }
2121 } 2130 }
2122 2131
2123 /* make sure no outline cursor is left around */ 2132 /* make sure no outline cursor is left around */
2124 setoldcursor = 0; 2133 setoldcursor = 0;
2125 if (ocrow != -1) 2134 if (ocrow != -1)
2126 { 2135 {
2127 if (screen.cur.row + TermWin.view_start != ocrow 2136 if (screen.cur.row - view_start != ocrow
2128 || screen.cur.col != oldcursor.col) 2137 || screen.cur.col != oldcursor.col)
2129 { 2138 {
2130 if (ocrow < TermWin.nrow 2139 if (ocrow < nrow
2131 && oldcursor.col < TermWin.ncol) 2140 && oldcursor.col < ncol)
2132 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2141 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2133 2142
2134 if (TermWin.focus || !showcursor) 2143 if (focus || !showcursor)
2135 oldcursor.row = -1; 2144 oldcursor.row = -1;
2136 else 2145 else
2137 setoldcursor = 1; 2146 setoldcursor = 1;
2138 } 2147 }
2139 } 2148 }
2140 else if (!TermWin.focus) 2149 else if (!focus)
2141 setoldcursor = 1; 2150 setoldcursor = 1;
2142 2151
2143 if (setoldcursor) 2152 if (setoldcursor)
2144 { 2153 {
2145 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2154 if (screen.cur.row - view_start >= nrow)
2146 oldcursor.row = -1; 2155 oldcursor.row = -1;
2147 else 2156 else
2148 { 2157 {
2149 oldcursor.row = screen.cur.row + TermWin.view_start; 2158 oldcursor.row = screen.cur.row - view_start;
2150 oldcursor.col = screen.cur.col; 2159 oldcursor.col = screen.cur.col;
2151 } 2160 }
2152 } 2161 }
2153 } 2162 }
2154
2155#if ENABLE_OVERLAY
2156 scr_swap_overlay ();
2157#endif
2158
2159 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
2160 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
2161 2163
2162#ifndef NO_SLOW_LINK_SUPPORT 2164#ifndef NO_SLOW_LINK_SUPPORT
2163 /* 2165 /*
2164 * D: CopyArea pass - very useful for slower links 2166 * D: CopyArea pass - very useful for slower links
2165 * This has been deliberately kept simple. 2167 * This has been deliberately kept simple.
2166 */ 2168 */
2167 i = num_scr;
2168 if (!display->is_local 2169 if (!display->is_local
2169 && refresh_type == FAST_REFRESH && num_scr_allow && i 2170 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2170 && abs (i) < TermWin.nrow && !must_clear) 2171 && abs (num_scr) < nrow && !have_bg)
2171 { 2172 {
2172 int16_t nits; 2173 int16_t nits;
2174 int i = num_scr;
2173 int j; 2175 int j;
2174 int len, wlen; 2176 int len, wlen;
2175 2177
2176 j = TermWin.nrow; 2178 j = nrow;
2177 wlen = len = -1; 2179 wlen = len = -1;
2178 row = i > 0 ? 0 : j - 1; 2180 row = i > 0 ? 0 : j - 1;
2181
2179 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2182 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2180 { 2183 {
2181 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2184 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2182 { 2185 {
2183 text_t *stp = screen.text[row + row_offset]; 2186 line_t s = ROW(view_start + row);
2184 rend_t *srp = screen.rend[row + row_offset];
2185 text_t *dtp = drawn_text[row]; 2187 line_t d = drawn_buf[row];
2186 text_t *dtp2 = drawn_text[row + i]; 2188 line_t d2 = drawn_buf[row + i];
2187 rend_t *drp = drawn_rend[row];
2188 rend_t *drp2 = drawn_rend[row + i];
2189 2189
2190 for (nits = 0, col = TermWin.ncol; col--; ) 2190 for (nits = 0, col = ncol; col--; )
2191 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2191 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2192 nits--; 2192 nits--;
2193 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2193 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2194 nits++; 2194 nits++;
2195 2195
2196 if (nits > 8) /* XXX: arbitrary choice */ 2196 if (nits > 8) /* XXX: arbitrary choice */
2197 { 2197 {
2198 for (col = TermWin.ncol; col--; ) 2198 for (col = ncol; col--; )
2199 { 2199 {
2200 *dtp++ = *dtp2++; 2200 *d.t++ = *d2.t++;
2201 *drp++ = *drp2++; 2201 *d.r++ = *d2.r++;
2202 } 2202 }
2203 2203
2204 if (len == -1) 2204 if (len == -1)
2205 len = row; 2205 len = row;
2206 2206
2207 wlen = row; 2207 wlen = row;
2208 continue; 2208 continue;
2209 } 2209 }
2210 } 2210 }
2211 2211
2212 if (len != -1) 2212 if (len >= 0)
2213 { 2213 {
2214 /* also comes here at end if needed because of >= above */ 2214 /* also comes here at end if needed because of >= above */
2215 if (wlen < len) 2215 if (wlen < len)
2216 SWAP_IT (wlen, len, int); 2216 ::swap (wlen, len);
2217 2217
2218 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2218 XGCValues gcv;
2219
2220 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2221 XCopyArea (dpy, vt, vt,
2219 TermWin.gc, 0, Row2Pixel (len + i), 2222 gc, 0, Row2Pixel (len + i),
2220 (unsigned int)TermWin_TotalWidth (), 2223 (unsigned int)this->width,
2221 (unsigned int)Height2Pixel (wlen - len + 1), 2224 (unsigned int)Height2Pixel (wlen - len + 1),
2222 0, Row2Pixel (len)); 2225 0, Row2Pixel (len));
2226 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2227
2223 len = -1; 2228 len = -1;
2224 } 2229 }
2225 } 2230 }
2226 } 2231 }
2227#endif 2232#endif
2228 2233
2229 /* 2234 /*
2230 * E: main pass across every character 2235 * E: main pass across every character
2231 */ 2236 */
2232 for (row = 0; row < TermWin.nrow; row++) 2237 for (row = 0; row < nrow; row++)
2233 { 2238 {
2234 text_t *stp = screen.text[row + row_offset]; 2239 text_t *stp = ROW(view_start + row).t;
2235 rend_t *srp = screen.rend[row + row_offset]; 2240 rend_t *srp = ROW(view_start + row).r;
2236 text_t *dtp = drawn_text[row]; 2241 text_t *dtp = drawn_buf[row].t;
2237 rend_t *drp = drawn_rend[row]; 2242 rend_t *drp = drawn_buf[row].r;
2238 2243
2239 /* 2244 /*
2240 * E2: OK, now the real pass 2245 * E2: OK, now the real pass
2241 */ 2246 */
2242 int ypixel = (int)Row2Pixel (row); 2247 int ypixel = (int)Row2Pixel (row);
2243 2248
2244 for (col = 0; col < TermWin.ncol; col++) 2249 for (col = 0; col < ncol; col++)
2245 { 2250 {
2246 /* compare new text with old - if exactly the same then continue */ 2251 /* compare new text with old - if exactly the same then continue */
2247 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2252 if (stp[col] == dtp[col] /* Must match characters to skip. */
2248 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */ 2253 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2249 || (stp[col] == ' ' /* space w/ no background change */ 2254 || (stp[col] == ' ' /* space w/ no background change */
… …
2251 continue; 2256 continue;
2252 2257
2253 // redraw one or more characters 2258 // redraw one or more characters
2254 2259
2255 // seek to the beginning of wide characters 2260 // seek to the beginning of wide characters
2256 while (stp[col] == NOCHAR && col > 0) 2261 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2257 --col; 2262 --col;
2258 2263
2259 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2264 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2260 text_t *text = stp + col; 2265 text_t *text = stp + col;
2261 int count = 1; 2266 int count = 1;
2262 2267
2263 dtp[col] = stp[col]; 2268 dtp[col] = stp[col];
2264 drp[col] = rend; 2269 drp[col] = rend;
2265 2270
2266 int xpixel = Col2Pixel (col); 2271 int xpixel = Col2Pixel (col);
2267 2272
2268 for (i = 0; ++col < TermWin.ncol; ) 2273 for (i = 0; ++col < ncol; )
2269 { 2274 {
2270 if (stp[col] == NOCHAR) 2275 if (stp[col] == NOCHAR)
2271 { 2276 {
2272 dtp[col] = stp[col]; 2277 dtp[col] = stp[col];
2273 drp[col] = rend; 2278 drp[col] = srp[col];
2279
2274 count++; 2280 count++;
2275 i++; 2281 i++;
2276 2282
2277 continue; 2283 continue;
2278 } 2284 }
… …
2283 count++; 2289 count++;
2284 2290
2285 if (stp[col] != dtp[col] 2291 if (stp[col] != dtp[col]
2286 || !RS_SAME (srp[col], drp[col])) 2292 || !RS_SAME (srp[col], drp[col]))
2287 { 2293 {
2288 if (must_clear && (i++ > count / 2)) 2294 if (have_bg && (i++ > count / 2))
2289 break; 2295 break;
2290 2296
2291 dtp[col] = stp[col]; 2297 dtp[col] = stp[col];
2292 drp[col] = rend; 2298 drp[col] = rend;
2293 i = 0; 2299 i = 0;
2294 } 2300 }
2295 else if (must_clear || (stp[col] != ' ' && ++i >= 16)) 2301 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2296 break; 2302 break;
2297 } 2303 }
2298 2304
2299 col--; /* went one too far. move back */ 2305 col--; /* went one too far. move back */
2300 count -= i; /* dump any matching trailing chars */ 2306 count -= i; /* dump any matching trailing chars */
2301 2307
2302 // sometimes we optimize away the trailing NOCHAR's, add them back 2308 // sometimes we optimize away the trailing NOCHAR's, add them back
2303 while (i && text[count] == NOCHAR) 2309 while (ecb_unlikely (i && text[count] == NOCHAR))
2304 count++, i--; 2310 count++, i--;
2305
2306#if ENABLE_STYLES
2307 // force redraw after "careful" characters to avoid pixel droppings
2308 if (srp[col] & RS_Careful && col < TermWin.ncol - 1 && 0)
2309 drp[col + 1] = ~srp[col + 1];
2310
2311 // include previous careful character(s) if possible, looks nicer (best effort...)
2312 while (text > stp
2313 && srp[text - stp - 1] & RS_Careful
2314 && RS_SAME (rend, srp[text - stp - 1]))
2315 text--, count++, xpixel -= TermWin.fwidth;
2316#endif
2317 2311
2318 /* 2312 /*
2319 * Determine the attributes for the string 2313 * Determine the attributes for the string
2320 */ 2314 */
2321 int fore = GET_FGCOLOR (rend); // desired foreground 2315 int fore = fgcolor_of (rend); // desired foreground
2322 int back = GET_BGCOLOR (rend); // desired background 2316 int back = bgcolor_of (rend); // desired background
2323 2317
2324 // only do special processing if ana attributes are set, which is rare 2318 // only do special processing if any attributes are set, which is unlikely
2325 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink)) 2319 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2326 { 2320 {
2327 bool invert = rend & RS_RVid; 2321 bool invert = rend & RS_RVid;
2328 2322
2329#ifndef NO_BOLD_UNDERLINE_REVERSE 2323#ifndef NO_BOLD_UNDERLINE_REVERSE
2330 if (rend & RS_Bold
2331 && fore == Color_fg) 2324 if (rend & RS_Bold && fore == Color_fg)
2332 { 2325 {
2333 if (ISSET_PIXCOLOR (Color_BD)) 2326 if (ISSET_PIXCOLOR (Color_BD))
2334 fore = Color_BD; 2327 fore = Color_BD;
2335# if !ENABLE_STYLES 2328# if !ENABLE_STYLES
2336 else 2329 else
2337 invert = !invert; 2330 invert = !invert;
2338# endif 2331# endif
2339 } 2332 }
2340 2333
2341 if (rend & RS_Italic 2334 if (rend & RS_Italic && fore == Color_fg)
2342 && fore == Color_fg)
2343 { 2335 {
2344 if (ISSET_PIXCOLOR (Color_IT)) 2336 if (ISSET_PIXCOLOR (Color_IT))
2345 fore = Color_IT; 2337 fore = Color_IT;
2346# if !ENABLE_STYLES 2338# if !ENABLE_STYLES
2347 else 2339 else
2348 invert = !invert; 2340 invert = !invert;
2349# endif 2341# endif
2350 } 2342 }
2351 2343
2352 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL)) 2344 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2353 fore = Color_UL; 2345 fore = Color_UL;
2346#endif
2347
2348#ifdef OPTION_HC
2349 if (rend & RS_Sel)
2350 {
2351 /* invert the column if no highlightColor is set or it is the
2352 * current cursor column */
2353 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2354 && ISSET_PIXCOLOR (Color_HC))
2355 {
2356 if (ISSET_PIXCOLOR (Color_HTC))
2357 fore = Color_HTC;
2358 // if invert is 0 reverse video is set so we use bg color as fg color
2359 else if (!invert)
2360 fore = back;
2361
2362 back = Color_HC;
2363 invert = 0;
2364 }
2365 }
2354#endif 2366#endif
2355 2367
2356 if (invert) 2368 if (invert)
2357 { 2369 {
2358 SWAP_IT (fore, back, int); 2370 ::swap (fore, back);
2359 2371
2360#ifndef NO_BOLD_UNDERLINE_REVERSE 2372#ifndef NO_BOLD_UNDERLINE_REVERSE
2361 if (ISSET_PIXCOLOR (Color_RV)) 2373 if (fore == back)
2374 {
2375 fore = Color_bg;
2362 back = Color_RV; 2376 back = Color_fg;
2377 }
2363#endif 2378#endif
2364 } 2379 }
2365 2380
2366#ifdef TEXT_BLINK 2381#ifdef TEXT_BLINK
2367 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg)) 2382 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2368 { 2383 {
2369 if (!text_blink_ev.active) 2384 if (!text_blink_ev.is_active ())
2370 { 2385 {
2371 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2386 text_blink_ev.again ();
2372 hidden_text = 0; 2387 hidden_text = 0;
2373 } 2388 }
2374 else if (hidden_text) 2389 else if (hidden_text)
2375 fore = back; 2390 fore = back;
2376 } 2391 }
2377#endif 2392#endif
2393
2394#if ENABLE_STYLES
2395 // "careful" (too wide) character handling
2396
2397 // include previous careful character(s) if possible, looks nicer (best effort...)
2398 while (text > stp
2399 && srp[text - stp - 1] & RS_Careful
2400 && RS_SAME (rend, srp[text - stp - 1]))
2401 text--, count++, xpixel -= fwidth;
2402
2403 // force redraw after "careful" characters to avoid pixel droppings
2404 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2405 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2406
2407 // force redraw before "careful" characters to avoid pixel droppings
2408 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2409 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2410#endif
2378 } 2411 }
2379 2412
2380 /* 2413 /*
2381 * Actually do the drawing of the string here 2414 * Actually do the drawing of the string here
2382 */ 2415 */
2383 rxvt_font *font = (*TermWin.fontset[GET_STYLE (rend)])[GET_FONT (rend)]; 2416 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2384 2417
2385 if (back == fore) 2418 if (ecb_likely (have_bg && back == Color_bg))
2386 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2387 TermWin.fwidth * count, TermWin.fheight,
2388 back);
2389 else if (back == Color_bg)
2390 { 2419 {
2391 if (must_clear) 2420 // this is very ugly, maybe push it into ->draw?
2392 {
2393 CLEAR_CHARS (xpixel, ypixel, count);
2394 2421
2395 for (i = 0; i < count; i++) /* don't draw empty strings */ 2422 for (i = 0; i < count; i++) /* don't draw empty strings */
2396 if (text[i] != ' ') 2423 if (text[i] != ' ')
2397 { 2424 {
2398 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2425 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2399 break; 2426 goto did_clear;
2400 }
2401 } 2427 }
2402 else 2428
2403 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2429 CLEAR_CHARS (xpixel, ypixel, count);
2430 did_clear: ;
2404 } 2431 }
2405 else 2432 else
2406 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2433 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2407 2434
2408 if (rend & RS_Uline && font->descent > 1 && fore != back) 2435 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2409 { 2436 {
2410#if ENABLE_FRILLS 2437#if ENABLE_FRILLS
2411 if (ISSET_PIXCOLOR (Color_underline)) 2438 if (ISSET_PIXCOLOR (Color_underline))
2412 XSetForeground (display->display, TermWin.gc, pix_colors[Color_underline]); 2439 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2413 else 2440 else
2414#endif 2441#endif
2415 XSetForeground (display->display, TermWin.gc, pix_colors[fore]); 2442 XSetForeground (dpy, gc, pix_colors[fore]);
2416 2443
2417 XDrawLine (display->display, drawBuffer, TermWin.gc, 2444 XDrawLine (dpy, vt, gc,
2418 xpixel, ypixel + font->ascent + 1, 2445 xpixel, ypixel + font->ascent + 1,
2419 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2446 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2420 } 2447 }
2421 } /* for (col....) */ 2448 } /* for (col....) */
2422 } /* for (row....) */ 2449 } /* for (row....) */
2423 2450
2424#if ENABLE_OVERLAY
2425 scr_swap_overlay ();
2426#endif
2427
2428 /* 2451 /*
2429 * G: cleanup cursor and display outline cursor if necessary 2452 * G: cleanup cursor and display outline cursor if necessary
2430 */ 2453 */
2431 if (showcursor) 2454 if (showcursor)
2432 { 2455 {
2433 if (TermWin.focus) 2456 if (focus)
2457 {
2458 if (option (Opt_cursorUnderline))
2459 *crp ^= RS_Uline;
2460 else
2434 { 2461 {
2435 *crp ^= RS_RVid; 2462 *crp ^= RS_RVid;
2436#ifndef NO_CURSORCOLOR 2463#ifndef NO_CURSORCOLOR
2437 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2464 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2438#endif 2465#endif
2466 }
2439 } 2467 }
2440 else if (oldcursor.row >= 0) 2468 else if (oldcursor.row >= 0)
2441 { 2469 {
2470 int cursorwidth = 1;
2471 int col = oldcursor.col;
2472
2473 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2474 col--;
2475
2476 while (col + cursorwidth < ncol
2477 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2478 cursorwidth++;
2479
2442#ifndef NO_CURSORCOLOR 2480#ifndef NO_CURSORCOLOR
2443 if (ISSET_PIXCOLOR (Color_cursor)) 2481 if (ISSET_PIXCOLOR (Color_cursor))
2444 XSetForeground (display->display, TermWin.gc, pix_colors[Color_cursor]); 2482 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2483 else
2445#endif 2484#endif
2446 int cursorwidth = 1; 2485 XSetForeground (dpy, gc, pix_colors[ccol1]);
2447 while (oldcursor.col + cursorwidth < TermWin.ncol
2448 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2449 cursorwidth++;
2450 2486
2451 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2487 XDrawRectangle (dpy, vt, gc,
2452 Col2Pixel (oldcursor.col), 2488 Col2Pixel (col),
2453 Row2Pixel (oldcursor.row), 2489 Row2Pixel (oldcursor.row),
2454 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2490 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2455 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2491 (unsigned int) (Height2Pixel (1) - 1));
2456 } 2492 }
2457 } 2493 }
2458 2494
2459 /* 2495 /*
2460 * H: cleanup selection 2496 * H: cleanup selection
2461 */ 2497 */
2498#if ENABLE_OVERLAY
2499 scr_swap_overlay ();
2500#endif
2501 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2502
2462 scr_reverse_selection (); 2503 scr_reverse_selection ();
2463 2504
2464 if (refresh_type & SMOOTH_REFRESH) 2505 screen.flags = old_screen_flags;
2465 XFlush (display->display);
2466
2467 num_scr = 0; 2506 num_scr = 0;
2468 num_scr_allow = 1; 2507 num_scr_allow = 1;
2469} 2508}
2470 2509
2471void 2510void
2472rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2511rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2473{ 2512{
2474 if (!rp || !tp) 2513 if (!l.valid ())
2475 return; 2514 return;
2476 2515
2477 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2516 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2517
2518 for (int i = ncol; i--; )
2478 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp)); 2519 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2479} 2520}
2480 2521
2481void 2522void
2482rxvt_term::scr_remap_chars () 2523rxvt_term::scr_remap_chars () NOTHROW
2483{ 2524{
2484 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2525 for (int i = total_rows; i--; )
2485 scr_remap_chars (screen.text[i], screen.rend[i]); 2526 scr_remap_chars (row_buf [i]);
2486 2527
2487 for (int i = TermWin.nrow; i--; ) 2528 for (int i = nrow; i--; )
2488 {
2489 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2490 scr_remap_chars (swap.text[i], swap.rend[i]);
2491 } 2529 {
2530 scr_remap_chars (drawn_buf [i]);
2531 scr_remap_chars (swap_buf [i]);
2532 }
2492} 2533}
2493 2534
2494void 2535void
2495rxvt_term::scr_recolour () 2536rxvt_term::scr_recolour (bool refresh) NOTHROW
2496{ 2537{
2497 if (1 2538 bool transparent = false;
2498#if TRANSPARENT 2539
2499 && !am_transparent 2540#ifdef HAVE_BG_PIXMAP
2541 if (bg_pixmap != None)
2542 {
2543# ifdef ENABLE_TRANSPARENCY
2544 if (bg_flags & BG_IS_TRANSPARENT)
2545 {
2546 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2547 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2548
2549 transparent = true;
2550 }
2551 else
2500#endif 2552# endif
2501#if XPM_BACKGROUND
2502 && !bgPixmap.pixmap
2503#endif
2504 ) 2553 {
2554 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2555 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2556 }
2505 { 2557 }
2558 else
2559#endif
2560 {
2506 XSetWindowBackground (display->display, TermWin.parent[0], pix_colors[Color_border]); 2561 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2507 XClearWindow (display->display, TermWin.parent[0]);
2508 XSetWindowBackground (display->display, TermWin.vt, pix_colors[Color_bg]); 2562 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2509#if HAVE_SCROLLBARS 2563 }
2564
2565 XClearWindow (dpy, parent);
2566
2510 if (scrollBar.win) 2567 if (scrollBar.win)
2511 { 2568 {
2569 if (transparent)
2570 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2571 else
2512 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]); 2572 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2513 scrollBar.setIdle (); 2573 scrollBar.state = SB_STATE_IDLE;
2514 scrollbar_show (0); 2574 scrollBar.show (0);
2515 } 2575 }
2516#endif 2576
2577 if (refresh)
2517 } 2578 {
2518
2519 scr_clear (); 2579 scr_clear ();
2520 scr_touch (true); 2580 scr_touch (true);
2581 }
2521 want_refresh = 1; 2582 want_refresh = 1;
2522} 2583}
2523 2584
2524/* ------------------------------------------------------------------------- */ 2585/* ------------------------------------------------------------------------- */
2525void 2586void
2526rxvt_term::scr_clear (bool really) 2587rxvt_term::scr_clear (bool really) NOTHROW
2527{ 2588{
2528 if (!TermWin.mapped) 2589 if (!mapped)
2529 return; 2590 return;
2530 2591
2531 num_scr_allow = 0; 2592 num_scr_allow = 0;
2532 want_refresh = 1; 2593 want_refresh = 1;
2533 2594
2534#if TRANSPARENT 2595 if (really)
2535 if ((options & Opt_transparent) && (am_pixmap_trans == 0)) 2596 XClearWindow (dpy, vt);
2597}
2598
2599void
2600rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2601{
2602 int view_end = view_start + nrow;
2603 int row, col;
2604
2605 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2606 {
2607 text_t *stp = ROW(row).t;
2608 rend_t *srp = ROW(row).r;
2609
2610 for (col = beg_col; col < end_col; col++)
2611 srp[col] ^= rstyle1;
2612
2613 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2614 srp[col] ^= rstyle2;
2615
2616 if (++col < end_col)
2617 srp[col] ^= rstyle2;
2536 { 2618 }
2537 int i; 2619}
2538 2620
2539 if (!(options & Opt_transparent_all)) 2621void
2622rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2623{
2624 int view_end = view_start + nrow;
2625 int row, col;
2626
2627 if (beg_row >= view_start)
2628 {
2629 col = beg_col;
2630 row = beg_row;
2631 }
2632 else
2633 {
2540 i = 0; 2634 col = 0;
2635 row = view_start;
2636 }
2637
2638 for (; row < min (end_row, view_end); row++, col = 0)
2639 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2640 srp[col] ^= rstyle;
2641
2642 if (row == end_row)
2643 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2644 srp[col] ^= rstyle;
2645}
2646
2647/* ------------------------------------------------------------------------- */
2648void
2649rxvt_term::scr_reverse_selection () NOTHROW
2650{
2651 if (selection.op
2652 && current_screen == selection.screen
2653 && selection.end.row >= view_start)
2654 {
2655#if !ENABLE_MINIMAL
2656 if (selection.rect)
2657 scr_xor_rect (selection.beg.row, selection.beg.col,
2658 selection.end.row, selection.end.col,
2659 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2541 else 2660 else
2542 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2543
2544 while (i--)
2545 if (TermWin.parent[i] != None)
2546 XClearWindow (display->display, TermWin.parent[i]);
2547 }
2548#endif 2661#endif
2549 2662 scr_xor_span (selection.beg.row, selection.beg.col,
2550 if (really) 2663 selection.end.row, selection.end.col,
2551 XClearWindow (display->display, TermWin.vt); 2664 RS_Sel | RS_RVid);
2552}
2553
2554/* ------------------------------------------------------------------------- */
2555void
2556rxvt_term::scr_reverse_selection ()
2557{
2558 if (selection.op && current_screen == selection.screen)
2559 {
2560 int end_row = TermWin.saveLines - TermWin.view_start;
2561 int i = selection.beg.row + TermWin.saveLines;
2562 int col, row = selection.end.row + TermWin.saveLines;
2563 rend_t *srp;
2564
2565#if ENABLE_FRILLS
2566 if (selection.rect)
2567 {
2568 end_row += TermWin.nrow;
2569
2570 for (; i <= row && i <= end_row; i++)
2571 for (srp = screen.rend[i], col = selection.beg.col; col < selection.end.col; col++)
2572 srp[col] ^= RS_RVid;
2573 }
2574 else
2575#endif
2576 {
2577 if (i >= end_row)
2578 col = selection.beg.col;
2579 else
2580 {
2581 col = 0;
2582 i = end_row;
2583 }
2584
2585 end_row += TermWin.nrow;
2586
2587 for (; i < row && i < end_row; i++, col = 0)
2588 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2589 srp[col] ^= RS_RVid;
2590
2591 if (i == row && i < end_row)
2592 for (srp = screen.rend[i]; col < selection.end.col; col++)
2593 srp[col] ^= RS_RVid;
2594 }
2595 } 2665 }
2596} 2666}
2597 2667
2598/* ------------------------------------------------------------------------- */ 2668/* ------------------------------------------------------------------------- */
2599/* 2669/*
2600 * Dump the whole scrollback and screen to the passed filedescriptor. The 2670 * Dump the whole scrollback and screen to the passed filedescriptor. The
2601 * invoking routine must close the fd. 2671 * invoking routine must close the fd.
2602 */ 2672 */
2603#if 0 2673#if 0
2604void 2674void
2605rxvt_term::scr_dump (int fd) 2675rxvt_term::scr_dump (int fd) NOTHROW
2606{ 2676{
2607 int row, wrote; 2677 // if this method is needed, it can be implemented by factoring the
2608 unsigned int width, towrite; 2678 // relevant code in scr_printscreen
2609 char r1[] = "\n";
2610
2611 for (row = TermWin.saveLines - TermWin.nscrolled;
2612 row < TermWin.saveLines + TermWin.nrow - 1; row++)
2613 {
2614 width = screen.tlen[row] >= 0 ? screen.tlen[row]
2615 : TermWin.ncol;
2616 for (towrite = width; towrite; towrite -= wrote)
2617 {
2618 wrote = write (fd, & (screen.text[row][width - towrite]),
2619 towrite);
2620 if (wrote < 0)
2621 return; /* XXX: death, no report */
2622 }
2623 if (screen.tlen[row] >= 0)
2624 if (write (fd, r1, 1) <= 0)
2625 return; /* XXX: death, no report */
2626 }
2627} 2679}
2628#endif 2680#endif
2629 2681
2630/* ------------------------------------------------------------------------- * 2682/* ------------------------------------------------------------------------- *
2631 * CHARACTER SELECTION * 2683 * CHARACTER SELECTION *
2632 * ------------------------------------------------------------------------- */ 2684 * ------------------------------------------------------------------------- */
2633
2634/*
2635 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2636 */
2637void 2685void
2638rxvt_term::selection_check (int check_more) 2686rxvt_term::selection_check (int check_more) NOTHROW
2639{ 2687{
2640 row_col_t pos;
2641
2642 if (!selection.op) 2688 if (!selection.op)
2643 return; 2689 return;
2644 2690
2645 pos.row = pos.col = 0; 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2646 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2647 || (selection.beg.row >= TermWin.nrow) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2648 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2649 || (selection.mark.row >= TermWin.nrow)
2650 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2651 || (selection.end.row >= TermWin.nrow)
2652 || (check_more == 1 2694 || (check_more == 1
2653 && current_screen == selection.screen 2695 && current_screen == selection.screen
2654 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2655 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2656 || (check_more == 2
2657 && ROWCOL_IS_BEFORE (selection.beg, pos)
2658 && ROWCOL_IS_AFTER (selection.end, pos))
2659 || (check_more == 3
2660 && ROWCOL_IS_AFTER (selection.end, pos))
2661 || (check_more == 4 /* screen width change */
2662 && (selection.beg.row != selection.end.row
2663 || selection.end.col > TermWin.ncol)))
2664 CLEAR_SELECTION (); 2698 CLEAR_ALL_SELECTION ();
2665} 2699}
2666 2700
2667/* ------------------------------------------------------------------------- */ 2701/* ------------------------------------------------------------------------- */
2668/* 2702/*
2669 * Paste a selection direct to the command fd 2703 * Paste a selection direct to the command fd
2670 */ 2704 */
2671void 2705void
2672rxvt_term::paste (unsigned char *data, unsigned int len) 2706rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2673{ 2707{
2674 /* convert normal newline chars into common keyboard Return key sequence */ 2708 /* convert normal newline chars into common keyboard Return key sequence */
2675 for (unsigned int i = 0; i < len; i++) 2709 for (unsigned int i = 0; i < len; i++)
2676 if (data[i] == C0_LF) 2710 if (data[i] == C0_LF)
2677 data[i] = C0_CR; 2711 data[i] = C0_CR;
2678 2712
2713 if (priv_modes & PrivMode_BracketPaste)
2714 tt_printf ("\x1b[200~");
2715
2679 tt_write (data, len); 2716 tt_write (data, len);
2680}
2681 2717
2682/* ------------------------------------------------------------------------- */ 2718 if (priv_modes & PrivMode_BracketPaste)
2683/* 2719 tt_printf ("\x1b[201~");
2684 * Respond to a notification that a primary selection has been sent
2685 * EXT: SelectionNotify
2686 */
2687void
2688rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2689{
2690 if (prop == None) /* check for failed XConvertSelection */
2691 {
2692 if ((selection_type & Sel_CompoundText))
2693 {
2694 int selnum = selection_type & Sel_whereMask;
2695
2696 selection_type = 0;
2697 if (selnum != Sel_direct)
2698 selection_request_other (XA_STRING, selnum);
2699 }
2700
2701 if ((selection_type & Sel_UTF8String))
2702 {
2703 int selnum = selection_type & Sel_whereMask;
2704
2705 selection_type = Sel_CompoundText;
2706 if (selnum != Sel_direct)
2707 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2708 else
2709 selection_type = 0;
2710 }
2711
2712 return;
2713 }
2714
2715 unsigned long bytes_after;
2716 XTextProperty ct;
2717
2718 if (XGetWindowProperty (display->display, win, prop,
2719 0, PROP_SIZE / 4,
2720 delete_prop, AnyPropertyType,
2721 &ct.encoding, &ct.format,
2722 &ct.nitems, &bytes_after,
2723 &ct.value) != Success)
2724 {
2725 ct.value = 0;
2726 goto bailout;
2727 }
2728
2729 if (ct.encoding == None)
2730 goto bailout;
2731
2732 if (bytes_after)
2733 {
2734 // fetch and append remaining data
2735 XTextProperty ct2;
2736
2737 if (XGetWindowProperty (display->display, win, prop,
2738 ct.nitems / 4, (bytes_after + 3) / 4,
2739 delete_prop, AnyPropertyType,
2740 &ct2.encoding, &ct2.format,
2741 &ct2.nitems, &bytes_after,
2742 &ct2.value) != Success)
2743 goto bailout;
2744
2745 // realloc should be compatible to XFree, here, and elsewhere, too
2746 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2747 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2748 ct.nitems += ct2.nitems;
2749
2750 XFree (ct2.value);
2751 }
2752
2753 if (ct.value == 0)
2754 goto bailout;
2755
2756 if (ct.encoding == xa[XA_INCR])
2757 {
2758 // INCR selection, start handshake
2759 if (!delete_prop)
2760 XDeleteProperty (display->display, win, prop);
2761
2762 selection_wait = Sel_incr;
2763 incr_buf_fill = 0;
2764 incr_ev.start (NOW + 10);
2765
2766 goto bailout;
2767 }
2768
2769 if (ct.nitems == 0)
2770 {
2771 if (selection_wait == Sel_incr)
2772 {
2773 XFree (ct.value);
2774
2775 // finally complete, now paste the whole thing
2776 selection_wait = Sel_normal;
2777 ct.value = (unsigned char *)incr_buf;
2778 ct.nitems = incr_buf_fill;
2779 incr_buf = 0;
2780 incr_buf_size = 0;
2781 incr_ev.stop ();
2782 }
2783 else
2784 {
2785 if (selection_wait == Sel_normal
2786 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2787 {
2788 /*
2789 * pass through again trying CUT_BUFFER0 if we've come from
2790 * XConvertSelection () but nothing was presented
2791 */
2792 selection_paste (display->root, XA_CUT_BUFFER0, False);
2793 }
2794
2795 goto bailout;
2796 }
2797 }
2798 else if (selection_wait == Sel_incr)
2799 {
2800 incr_ev.start (NOW + 10);
2801
2802 while (incr_buf_fill + ct.nitems > incr_buf_size)
2803 {
2804 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2805 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2806 }
2807
2808 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2809 incr_buf_fill += ct.nitems;
2810
2811 goto bailout;
2812 }
2813
2814 char **cl;
2815 int cr;
2816
2817#if ENABLE_FRILLS
2818 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2819 // so recode it manually
2820 if (ct.encoding == xa[XA_UTF8_STRING])
2821 {
2822 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2823 char *s = rxvt_wcstombs (w);
2824 free (w);
2825 // TODO: strlen == only the first element will be converted. well...
2826 paste ((unsigned char *)s, strlen (s));
2827 free (s);
2828 }
2829 else
2830#endif
2831 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2832 && cl)
2833 {
2834 for (int i = 0; i < cr; i++)
2835 paste ((unsigned char *)cl[i], strlen (cl[i]));
2836
2837 XFreeStringList (cl);
2838 }
2839 else
2840 paste (ct.value, ct.nitems); // paste raw
2841
2842bailout:
2843 XFree (ct.value);
2844
2845 if (selection_wait == Sel_normal)
2846 selection_wait = Sel_none;
2847} 2720}
2848 2721
2849void 2722void
2850rxvt_term::incr_cb (time_watcher &w) 2723rxvt_term::paste (char *data, unsigned int len) NOTHROW
2851{ 2724{
2852 selection_wait = Sel_none; 2725 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2853
2854 incr_buf_size = 0;
2855 free (incr_buf);
2856
2857 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2858}
2859
2860void
2861rxvt_term::selection_property (Window win, Atom prop)
2862{
2863 if (prop == None || selection_wait != Sel_incr)
2864 return; 2726 return;
2865 2727
2866 selection_paste (win, prop, true); 2728 tt_paste (data, len);
2867} 2729}
2868 2730
2869/* ------------------------------------------------------------------------- */ 2731/* ------------------------------------------------------------------------- */
2870/* 2732/*
2871 * Request the current selection: 2733 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2872 * Order: > internal selection if available 2734 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2873 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2735 * as fallback
2874 * > CUT_BUFFER0
2875 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2876 * will auto fallback to CUT_BUFFER0
2877 * EXT: button 2 release 2736 * EXT: button 2 release
2878 */ 2737 */
2879void 2738void
2880rxvt_term::selection_request (Time tm, int x, int y) 2739rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2881{ 2740{
2882 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2883 return; /* outside window */
2884
2885 if (selection.text) 2741 if (!selection_req)
2886 { /* internal selection */
2887 char *str = rxvt_wcstombs (selection.text, selection.len);
2888 paste ((unsigned char *)str, strlen (str));
2889 free (str);
2890 return;
2891 } 2742 {
2892 else 2743 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2744 selection_req->run ();
2893 { 2745 }
2894 int i;
2895
2896 selection_request_time = tm;
2897 selection_wait = Sel_normal;
2898
2899 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2900 {
2901#if X_HAVE_UTF8_STRING
2902 selection_type = Sel_UTF8String;
2903 if (selection_request_other (xa[XA_UTF8_STRING], i))
2904 return;
2905#else
2906 selection_type = Sel_CompoundText;
2907 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2908 return;
2909#endif
2910 }
2911 }
2912
2913 selection_wait = Sel_none; /* don't loop in selection_paste () */
2914 selection_paste (display->root, XA_CUT_BUFFER0, false);
2915}
2916
2917int
2918rxvt_term::selection_request_other (Atom target, int selnum)
2919{
2920 Atom sel;
2921#ifdef DEBUG_SELECT
2922 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2923#endif
2924
2925 selection_type |= selnum;
2926
2927 if (selnum == Sel_Primary)
2928 sel = XA_PRIMARY;
2929 else if (selnum == Sel_Secondary)
2930 sel = XA_SECONDARY;
2931 else
2932 sel = xa[XA_CLIPBOARD];
2933
2934 if (XGetSelectionOwner (display->display, sel) != None)
2935 {
2936 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2937 TermWin.vt, selection_request_time);
2938 return 1;
2939 }
2940
2941 return 0;
2942} 2746}
2943 2747
2944/* ------------------------------------------------------------------------- */ 2748/* ------------------------------------------------------------------------- */
2945/* 2749/*
2946 * Clear all selected text 2750 * Clear all selected text
2947 * EXT: SelectionClear 2751 * EXT: SelectionClear
2948 */ 2752 */
2949void 2753void
2950rxvt_term::selection_clear () 2754rxvt_term::selection_clear (bool clipboard) NOTHROW
2951{ 2755{
2756 if (!clipboard)
2757 {
2952 want_refresh = 1; 2758 want_refresh = 1;
2953 free (selection.text); 2759 free (selection.text);
2954 selection.text = NULL; 2760 selection.text = NULL;
2955 selection.len = 0; 2761 selection.len = 0;
2956 CLEAR_SELECTION (); 2762 CLEAR_SELECTION ();
2957 2763
2958 if (display->selection_owner == this) 2764 if (display->selection_owner == this)
2959 display->selection_owner = 0; 2765 display->selection_owner = 0;
2766 }
2767 else
2768 {
2769 free (selection.clip_text);
2770 selection.clip_text = NULL;
2771 selection.clip_len = 0;
2772
2773 if (display->clipboard_owner == this)
2774 display->clipboard_owner = 0;
2775 }
2960} 2776}
2961 2777
2962/* ------------------------------------------------------------------------- */ 2778/* ------------------------------------------------------------------------- */
2963/* 2779/*
2964 * Copy a selection into the cut buffer 2780 * Copy a selection into the cut buffer
2965 * EXT: button 1 or 3 release 2781 * EXT: button 1 or 3 release
2966 */ 2782 */
2967void 2783void
2968rxvt_term::selection_make (Time tm) 2784rxvt_term::selection_make (Time tm)
2969{ 2785{
2970 int i, col, end_col, row, end_row; 2786 int size;
2971 wchar_t *new_selection_text; 2787 wchar_t *new_selection_text;
2972 text_t *t; 2788 text_t *t;
2973 2789
2974 switch (selection.op) 2790 switch (selection.op)
2975 { 2791 {
… …
2988 selection.op = SELECTION_DONE; 2804 selection.op = SELECTION_DONE;
2989 2805
2990 if (selection.clicks == 4) 2806 if (selection.clicks == 4)
2991 return; /* nothing selected, go away */ 2807 return; /* nothing selected, go away */
2992 2808
2809 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2810 return;
2811
2993 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2812 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2994 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2813 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2995 2814
2996 col = selection.beg.col;
2997 row = selection.beg.row + TermWin.saveLines;
2998 end_row = selection.end.row + TermWin.saveLines;
2999 int ofs = 0; 2815 int ofs = 0;
3000 int extra = 0; 2816 int extra = 0;
3001 2817
2818 int col = selection.beg.col;
2819 int row = selection.beg.row;
2820
2821 int end_col;
2822
3002 for (; row <= end_row; row++, col = 0) 2823 for (; row <= selection.end.row; row++, col = 0)
3003 { 2824 {
3004 end_col = screen.tlen[row]; 2825#if !ENABLE_MINIMAL
3005
3006#if ENABLE_FRILLS
3007 if (selection.rect) 2826 if (selection.rect)
3008 { 2827 {
3009 col = selection.beg.col; 2828 col = selection.beg.col;
3010 end_col = TermWin.ncol + 1;
3011 }
3012#endif
3013
3014 MAX_IT (col, 0);
3015
3016 if (end_col == -1)
3017 end_col = TermWin.ncol; 2829 end_col = selection.end.col;
2830 }
2831 else
2832#endif
2833 end_col = ROW(row).l;
3018 2834
3019 if (row == end_row || selection.rect) 2835 col = max (col, 0);
2836
2837 if (row == selection.end.row)
3020 MIN_IT (end_col, selection.end.col); 2838 min_it (end_col, selection.end.col);
3021 2839
3022 t = &screen.text[row][col]; 2840 t = ROW(row).t + col;
2841
3023 for (; col < end_col; col++) 2842 for (; col < end_col; col++)
3024 { 2843 {
3025 if (*t == NOCHAR) 2844 if (*t == NOCHAR)
3026 t++; 2845 t++;
3027#if ENABLE_COMBINING 2846#if ENABLE_COMBINING
… …
3031 2850
3032 extra -= (len - 1); 2851 extra -= (len - 1);
3033 2852
3034 if (extra < 0) 2853 if (extra < 0)
3035 { 2854 {
3036 extra += i; 2855 extra += size;
3037 i += i; 2856 size += size;
3038 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t)); 2857 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3039 } 2858 }
3040 2859
3041 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs); 2860 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3042 } 2861 }
3043#endif 2862#endif
3044 else 2863 else
3045 new_selection_text[ofs++] = *t++; 2864 new_selection_text[ofs++] = *t++;
3046 } 2865 }
3047 2866
3048 if (screen.tlen[row] != -1 && row != end_row) 2867#if !ENABLE_MINIMAL
2868 if (selection.rect)
2869 {
2870 while (ofs
2871 && new_selection_text[ofs - 1] != C0_LF
2872 && unicode::is_space (new_selection_text[ofs - 1]))
2873 --ofs;
2874
3049 new_selection_text[ofs++] = C0_LF; 2875 new_selection_text[ofs++] = C0_LF;
3050 } 2876 }
3051 2877 else
3052 if (end_col != selection.end.col) 2878#endif
2879 if (!ROW(row).is_longer ()
2880 && (row != selection.end.row || end_col != selection.end.col)
2881 && (row != selection.beg.row || selection.beg.col < ncol))
3053 new_selection_text[ofs++] = C0_LF; 2882 new_selection_text[ofs++] = C0_LF;
2883 }
3054 2884
3055 new_selection_text[ofs] = 0; 2885 new_selection_text[ofs] = 0;
3056 2886
3057 if (ofs == 0) 2887 if (ofs == 0)
3058 { 2888 {
… …
3064 2894
3065 // we usually allocate much more than necessary, so realloc it smaller again 2895 // we usually allocate much more than necessary, so realloc it smaller again
3066 selection.len = ofs; 2896 selection.len = ofs;
3067 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 2897 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3068 2898
3069 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2899 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3070 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2900 return;
3071 display->set_selection_owner (this); 2901
2902 selection_grab (tm);
2903}
2904
2905bool
2906rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2907{
2908 Atom sel;
2909
2910 if (!clipboard)
2911 {
2912 selection_time = tm;
2913 sel = XA_PRIMARY;
2914 }
3072 else 2915 else
3073 rxvt_warn ("can't get primary selection, ignoring.\n"); 2916 {
2917 clipboard_time = tm;
2918 sel = xa[XA_CLIPBOARD];
2919 }
2920
2921 XSetSelectionOwner (dpy, sel, vt, tm);
2922 if (XGetSelectionOwner (dpy, sel) == vt)
2923 {
2924 display->set_selection_owner (this, clipboard);
2925 return true;
2926 }
2927 else
2928 {
2929 selection_clear (clipboard);
2930 return false;
2931 }
3074 2932
3075#if 0 2933#if 0
3076 XTextProperty ct; 2934 XTextProperty ct;
3077 2935
3078 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 2936 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3079 { 2937 {
3080 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems); 2938 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3081 XFree (ct.value); 2939 XFree (ct.value);
3082 } 2940 }
3083#endif 2941#endif
3084
3085 selection_time = tm;
3086} 2942}
3087 2943
3088/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
3089/* 2945/*
3090 * Mark or select text based upon number of clicks: 1, 2, or 3 2946 * Mark or select text based upon number of clicks: 1, 2, or 3
3091 * EXT: button 1 press 2947 * EXT: button 1 press
3092 */ 2948 */
3093void 2949void
3094rxvt_term::selection_click (int clicks, int x, int y) 2950rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
3095{ 2951{
3096 clicks = ((clicks - 1) % 3) + 1; 2952 clicks = ((clicks - 1) % 3) + 1;
3097 selection.clicks = clicks; /* save clicks so extend will work */ 2953 selection.clicks = clicks; /* save clicks so extend will work */
3098 2954
2955 if (clicks == 2 && !selection.rect
2956 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2957 {
2958 MEvent.clicks = 1; // what a mess
2959 selection.screen = current_screen;
2960 selection.op = SELECTION_CONT;
2961 return;
2962 }
2963
3099 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2964 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
3100 2965
3101 if (clicks == 2 || clicks == 3) 2966 if (clicks == 2 || clicks == 3)
3102 selection_extend_colrow (selection.mark.col, 2967 selection_extend_colrow (selection.mark.col,
3103 selection.mark.row + TermWin.view_start, 2968 selection.mark.row - view_start,
3104 0, /* button 3 */ 2969 0, /* button 3 */
3105 1, /* button press */ 2970 1, /* button press */
3106 0); /* click change */ 2971 0); /* click change */
3107} 2972}
3108 2973
3109/* ------------------------------------------------------------------------- */ 2974/* ------------------------------------------------------------------------- */
3110/* 2975/*
3111 * Mark a selection at the specified col/row 2976 * Mark a selection at the specified col/row
3112 */ 2977 */
3113void 2978void
3114rxvt_term::selection_start_colrow (int col, int row) 2979rxvt_term::selection_start_colrow (int col, int row) NOTHROW
3115{ 2980{
3116 want_refresh = 1; 2981 want_refresh = 1;
2982
2983 selection.mark.row = row + view_start;
3117 selection.mark.col = col; 2984 selection.mark.col = col;
3118 selection.mark.row = row - TermWin.view_start;
3119 2985
3120 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2986 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
3121 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2987 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3122 MAX_IT (selection.mark.col, 0);
3123 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
3124 2988
3125 while (selection.mark.col > 0 2989 while (selection.mark.col > 0
3126 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 2990 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
3127 --selection.mark.col; 2991 --selection.mark.col;
3128 2992
3129 if (selection.op) 2993 if (selection.op)
2994 {
3130 { /* clear the old selection */ 2995 /* clear the old selection */
3131 selection.beg.row = selection.end.row = selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
3132 selection.beg.col = selection.end.col = selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
3133 } 2998 }
3134 2999
3135 selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
… …
3146#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
3147 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x))) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
3148#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
3149 3014
3150void 3015void
3151rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
3152{ 3017{
3153 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
3154 row_col_t bound; 3019 row_col_t bound;
3155 text_t *stp; 3020 text_t *stp;
3156 rend_t *srp; 3021 rend_t *srp;
3157 3022
3158 if (dirn == UP) 3023 if (dirn == UP)
3159 { 3024 {
3160 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3025 bound.row = top_row - 1;
3161 bound.col = 0; 3026 bound.col = 0;
3162 dirnadd = -1; 3027 dirnadd = -1;
3163 } 3028 }
3164 else 3029 else
3165 { 3030 {
3166 bound.row = TermWin.saveLines + TermWin.nrow; 3031 bound.row = nrow;
3167 bound.col = TermWin.ncol - 1; 3032 bound.col = ncol - 1;
3168 dirnadd = 1; 3033 dirnadd = 1;
3169 } 3034 }
3170 3035
3171 row = mark->row + TermWin.saveLines; 3036 row = mark->row;
3172 col = mark->col; 3037 col = max (mark->col, 0);
3173 MAX_IT (col, 0); 3038
3174 /* find the edge of a word */ 3039 /* find the edge of a word */
3175 stp = &screen.text[row][col]; 3040 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3176 w1 = DELIMIT_TEXT (*stp); 3041 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3177
3178 srp = &screen.rend[row][col];
3179 w2 = DELIMIT_REND (*srp);
3180 3042
3181 for (;;) 3043 for (;;)
3182 { 3044 {
3183 for (; col != bound.col; col += dirnadd) 3045 for (; col != bound.col; col += dirnadd)
3184 { 3046 {
… …
3194 break; 3056 break;
3195 } 3057 }
3196 3058
3197 if ((col == bound.col) && (row != bound.row)) 3059 if ((col == bound.col) && (row != bound.row))
3198 { 3060 {
3199 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3061 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3200 { 3062 {
3201 trow = row + dirnadd; 3063 trow = row + dirnadd;
3202 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3064 tcol = dirn == UP ? ncol - 1 : 0;
3203 3065
3204 if (screen.text[trow] == NULL) 3066 if (!ROW(trow).t)
3205 break; 3067 break;
3206 3068
3207 stp = & (screen.text[trow][tcol]); 3069 stp = ROW(trow).t + tcol;
3208 srp = & (screen.rend[trow][tcol]); 3070 srp = ROW(trow).r + tcol;
3209 3071
3210 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3072 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3211 break; 3073 break;
3212 3074
3213 row = trow; 3075 row = trow;
… …
3216 } 3078 }
3217 } 3079 }
3218 break; 3080 break;
3219 } 3081 }
3220 3082
3221Old_Word_Selection_You_Die:
3222 if (dirn == DN) 3083 if (dirn == DN)
3223 col++; /* put us on one past the end */ 3084 col++; /* put us on one past the end */
3224 3085
3225 /* Poke the values back in */ 3086 /* Poke the values back in */
3226 ret->row = row - TermWin.saveLines; 3087 ret->row = row;
3227 ret->col = col; 3088 ret->col = col;
3228} 3089}
3229 3090
3230/* ------------------------------------------------------------------------- */ 3091/* ------------------------------------------------------------------------- */
3231/* 3092/*
… …
3234 * flag == 0 ==> button 1 3095 * flag == 0 ==> button 1
3235 * flag == 1 ==> button 3 press 3096 * flag == 1 ==> button 3 press
3236 * flag == 2 ==> button 3 motion 3097 * flag == 2 ==> button 3 motion
3237 */ 3098 */
3238void 3099void
3239rxvt_term::selection_extend (int x, int y, int flag) 3100rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
3240{ 3101{
3241 int col, row; 3102 int col = clamp (Pixel2Col (x), 0, ncol);
3242 3103 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3243 col = Pixel2Col (x);
3244 row = Pixel2Row (y);
3245 MAX_IT (row, 0);
3246 MIN_IT (row, (int)TermWin.nrow - 1);
3247 MAX_IT (col, 0);
3248 MIN_IT (col, (int)TermWin.ncol);
3249 3104
3250 /* 3105 /*
3251 * If we're selecting characters (single click) then we must check first 3106 * If we're selecting characters (single click) then we must check first
3252 * if we are at the same place as the original mark. If we are then 3107 * if we are at the same place as the original mark. If we are then
3253 * select nothing. Otherwise, if we're to the right of the mark, you have to 3108 * select nothing. Otherwise, if we're to the right of the mark, you have to
3254 * be _past_ a character for it to be selected. 3109 * be _past_ a character for it to be selected.
3255 */ 3110 */
3256 if (((selection.clicks % 3) == 1) && !flag 3111 if (((selection.clicks % 3) == 1) && !flag
3257 && (col == selection.mark.col 3112 && (col == selection.mark.col
3258 && (row == selection.mark.row + TermWin.view_start))) 3113 && (row == selection.mark.row - view_start)))
3259 { 3114 {
3260 /* select nothing */ 3115 /* select nothing */
3261 selection.beg.row = selection.end.row = 0; 3116 selection.beg.row = selection.end.row = 0;
3262 selection.beg.col = selection.end.col = 0; 3117 selection.beg.col = selection.end.col = 0;
3263 selection.clicks = 4; 3118 selection.clicks = 4;
… …
3276/* ------------------------------------------------------------------------- */ 3131/* ------------------------------------------------------------------------- */
3277/* 3132/*
3278 * Extend the selection to the specified col/row 3133 * Extend the selection to the specified col/row
3279 */ 3134 */
3280void 3135void
3281rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3136rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3282{ 3137{
3283 int16_t ncol = TermWin.ncol;
3284 int end_col;
3285 row_col_t pos; 3138 row_col_t pos;
3286 enum { 3139 enum {
3287 LEFT, RIGHT 3140 LEFT, RIGHT
3288 } closeto = RIGHT; 3141 } closeto = RIGHT;
3289 3142
… …
3320 selection.beg.col = selection.end.col = selection.mark.col; 3173 selection.beg.col = selection.end.col = selection.mark.col;
3321 selection.beg.row = selection.end.row = selection.mark.row; 3174 selection.beg.row = selection.end.row = selection.mark.row;
3322 } 3175 }
3323 3176
3324 pos.col = col; 3177 pos.col = col;
3325 pos.row = row; 3178 pos.row = view_start + row;
3326
3327 pos.row -= TermWin.view_start; /* adjust for scroll */
3328 3179
3329 /* 3180 /*
3330 * This is mainly xterm style selection with a couple of differences, mainly 3181 * This is mainly xterm style selection with a couple of differences, mainly
3331 * in the way button3 drag extension works. 3182 * in the way button3 drag extension works.
3332 * We're either doing: button1 drag; button3 press; or button3 drag 3183 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3338 * a point/word/line which is either the start or end of the selection 3189 * a point/word/line which is either the start or end of the selection
3339 * and it was decided by whichever point/word/line was `fixed' at the 3190 * and it was decided by whichever point/word/line was `fixed' at the
3340 * time of the most recent button3 press 3191 * time of the most recent button3 press
3341 */ 3192 */
3342 if (button3 && buttonpress) 3193 if (button3 && buttonpress)
3194 {
3343 { /* button3 press */ 3195 /* button3 press */
3344 /* 3196 /*
3345 * first determine which edge of the selection we are closest to 3197 * first determine which edge of the selection we are closest to
3346 */ 3198 */
3347 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3199 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3348 || (!ROWCOL_IS_AFTER (pos, selection.end) 3200 || (!ROWCOL_IS_AFTER (pos, selection.end)
… …
3366 selection.mark.row = selection.beg.row; 3218 selection.mark.row = selection.beg.row;
3367 selection.mark.col = selection.beg.col; 3219 selection.mark.col = selection.beg.col;
3368 } 3220 }
3369 } 3221 }
3370 else 3222 else
3223 {
3371 { /* button1 drag or button3 drag */ 3224 /* button1 drag or button3 drag */
3372 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3225 if (ROWCOL_IS_AFTER (selection.mark, pos))
3373 { 3226 {
3374 if (selection.mark.row == selection.end.row 3227 if (selection.mark.row == selection.end.row
3375 && selection.mark.col == selection.end.col 3228 && selection.mark.col == selection.end.col
3376 && clickchange 3229 && clickchange
… …
3391 } 3244 }
3392 } 3245 }
3393 3246
3394 if (selection.clicks == 1) 3247 if (selection.clicks == 1)
3395 { 3248 {
3396 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3249 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3397 3250 && !ROW(selection.beg.row).is_longer ()
3398 if (selection.beg.col > end_col 3251#if !ENABLE_MINIMAL
3399 && end_col != -1
3400#if ENABLE_FRILLS
3401 && !selection.rect 3252 && !selection.rect
3402#endif 3253#endif
3403 ) 3254 )
3404 selection.beg.col = ncol; 3255 selection.beg.col = ncol;
3405 3256
3406 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3407
3408 if ( 3257 if (
3409 selection.end.col > end_col 3258 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3410 && end_col != -1 3259 && !ROW(selection.end.row).is_longer ()
3411#if ENABLE_FRILLS 3260#if !ENABLE_MINIMAL
3412 && !selection.rect 3261 && !selection.rect
3413#endif 3262#endif
3414 ) 3263 )
3415 selection.end.col = ncol; 3264 selection.end.col = ncol;
3416 } 3265 }
… …
3423 selection_delimit_word (DN, &selection.end, &selection.end); 3272 selection_delimit_word (DN, &selection.end, &selection.end);
3424 } 3273 }
3425 else if (selection.clicks == 3) 3274 else if (selection.clicks == 3)
3426 { 3275 {
3427#if ENABLE_FRILLS 3276#if ENABLE_FRILLS
3428 if (options & Opt_tripleclickwords) 3277 if (option (Opt_tripleclickwords))
3429 { 3278 {
3430 int end_row;
3431
3432 selection_delimit_word (UP, &selection.beg, &selection.beg); 3279 selection_delimit_word (UP, &selection.beg, &selection.beg);
3433 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3434 3280
3435 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3281 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3436 { 3282 {
3437 end_col = screen.tlen[end_row + TermWin.saveLines]; 3283 if (!ROW(end_row).is_longer ())
3438
3439 if (end_col != -1)
3440 { 3284 {
3441 selection.end.row = end_row; 3285 selection.end.row = end_row;
3442 selection.end.col = end_col; 3286 selection.end.col = ROW(end_row).l;
3287# if !ENABLE_MINIMAL
3443 selection_remove_trailing_spaces (); 3288 selection_remove_trailing_spaces ();
3289# endif
3444 break; 3290 break;
3445 } 3291 }
3446 } 3292 }
3447 } 3293 }
3448 else 3294 else
… …
3453 3299
3454 selection.beg.col = 0; 3300 selection.beg.col = 0;
3455 selection.end.col = ncol; 3301 selection.end.col = ncol;
3456 3302
3457 // select a complete logical line 3303 // select a complete logical line
3458 while (selection.beg.row > -TermWin.saveLines 3304 while (selection.beg.row > -saveLines
3459 && screen.tlen[selection.beg.row - 1 + TermWin.saveLines] == -1) 3305 && ROW(selection.beg.row - 1).is_longer ())
3460 selection.beg.row--; 3306 selection.beg.row--;
3461 3307
3462 while (selection.end.row < TermWin.nrow 3308 while (selection.end.row < nrow
3463 && screen.tlen[selection.end.row + TermWin.saveLines] == -1) 3309 && ROW(selection.end.row).is_longer ())
3464 selection.end.row++; 3310 selection.end.row++;
3465 } 3311 }
3466 } 3312 }
3467 3313
3468 if (button3 && buttonpress) 3314 if (button3 && buttonpress)
3315 {
3469 { /* mark may need to be changed */ 3316 /* mark may need to be changed */
3470 if (closeto == LEFT) 3317 if (closeto == LEFT)
3471 { 3318 {
3472 selection.mark.row = selection.end.row; 3319 selection.mark.row = selection.end.row;
3473 selection.mark.col = selection.end.col - (selection.clicks == 2); 3320 selection.mark.col = selection.end.col - (selection.clicks == 2);
3474 } 3321 }
… …
3477 selection.mark.row = selection.beg.row; 3324 selection.mark.row = selection.beg.row;
3478 selection.mark.col = selection.beg.col; 3325 selection.mark.col = selection.beg.col;
3479 } 3326 }
3480 } 3327 }
3481 3328
3482#if ENABLE_FRILLS 3329#if !ENABLE_MINIMAL
3483 if (selection.rect && selection.beg.col > selection.end.col) 3330 if (selection.rect && selection.beg.col > selection.end.col)
3484 SWAP_IT (selection.beg.col, selection.end.col, int); 3331 ::swap (selection.beg.col, selection.end.col);
3485#endif 3332#endif
3486} 3333}
3487 3334
3488#if ENABLE_FRILLS 3335#if !ENABLE_MINIMAL
3489void 3336void
3490rxvt_term::selection_remove_trailing_spaces () 3337rxvt_term::selection_remove_trailing_spaces () NOTHROW
3491{ 3338{
3492 int32_t end_col, end_row; 3339 int32_t end_col, end_row;
3493 text_t *stp; 3340 text_t *stp;
3494 3341
3495 end_col = selection.end.col; 3342 end_col = selection.end.col;
3496 end_row = selection.end.row; 3343 end_row = selection.end.row;
3497 3344
3498 for ( ; end_row >= selection.beg.row; ) 3345 for (; end_row >= selection.beg.row; )
3499 { 3346 {
3500 stp = screen.text[end_row + TermWin.saveLines]; 3347 stp = ROW(end_row).t;
3501 3348
3502 while (--end_col >= 0) 3349 while (--end_col >= 0)
3503 { 3350 {
3504 if (stp[end_col] != ' ' 3351 if (stp[end_col] != NOCHAR
3505 && stp[end_col] != '\t' 3352 && !unicode::is_space (stp[end_col]))
3506 && stp[end_col] != NOCHAR)
3507 break; 3353 break;
3508 } 3354 }
3509 3355
3510 if (end_col >= 0 3356 if (end_col >= 0
3511 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3357 || !ROW(end_row - 1).is_longer ())
3512 { 3358 {
3513 selection.end.col = end_col + 1; 3359 selection.end.col = end_col + 1;
3514 selection.end.row = end_row; 3360 selection.end.row = end_row;
3515 break; 3361 break;
3516 } 3362 }
3517 3363
3518 end_row--; 3364 end_row--;
3519 end_col = TermWin.ncol; 3365 end_col = ncol;
3520 } 3366 }
3521 3367
3522 if (selection.mark.row > selection.end.row) 3368 if (selection.mark.row > selection.end.row)
3523 { 3369 {
3524 selection.mark.row = selection.end.row; 3370 selection.mark.row = selection.end.row;
… …
3534/* 3380/*
3535 * Double click on button 3 when already selected 3381 * Double click on button 3 when already selected
3536 * EXT: button 3 double click 3382 * EXT: button 3 double click
3537 */ 3383 */
3538void 3384void
3539rxvt_term::selection_rotate (int x, int y) 3385rxvt_term::selection_rotate (int x, int y) NOTHROW
3540{ 3386{
3541 selection.clicks = selection.clicks % 3 + 1; 3387 selection.clicks = selection.clicks % 3 + 1;
3542 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3388 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3543} 3389}
3544 3390
… …
3546/* 3392/*
3547 * Respond to a request for our current selection 3393 * Respond to a request for our current selection
3548 * EXT: SelectionRequest 3394 * EXT: SelectionRequest
3549 */ 3395 */
3550void 3396void
3551rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3397rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3552{ 3398{
3399 Atom property = rq.property == None ? rq.target : rq.property;
3553 XSelectionEvent ev; 3400 XSelectionEvent ev;
3554 dDisp;
3555 3401
3556 ev.type = SelectionNotify; 3402 ev.type = SelectionNotify;
3557 ev.property = None; 3403 ev.property = None;
3558 ev.display = rq.display; 3404 ev.display = rq.display;
3559 ev.requestor = rq.requestor; 3405 ev.requestor = rq.requestor;
… …
3573 *target++ = xa[XA_COMPOUND_TEXT]; 3419 *target++ = xa[XA_COMPOUND_TEXT];
3574#if X_HAVE_UTF8_STRING 3420#if X_HAVE_UTF8_STRING
3575 *target++ = xa[XA_UTF8_STRING]; 3421 *target++ = xa[XA_UTF8_STRING];
3576#endif 3422#endif
3577 3423
3578 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM, 3424 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3579 32, PropModeReplace, 3425 32, PropModeReplace,
3580 (unsigned char *)target_list, target - target_list); 3426 (unsigned char *)target_list, target - target_list);
3581 ev.property = rq.property; 3427 ev.property = property;
3582 } 3428 }
3583#if TODO // TODO 3429#if TODO // TODO
3584 else if (rq.target == xa[XA_MULTIPLE]) 3430 else if (rq.target == xa[XA_MULTIPLE])
3585 { 3431 {
3586 /* TODO: Handle MULTIPLE */ 3432 /* TODO: Handle MULTIPLE */
3587 } 3433 }
3588#endif 3434#endif
3589 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3435 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3590 { 3436 {
3591 XChangeProperty (disp, rq.requestor, rq.property, rq.target, 3437 XChangeProperty (dpy, rq.requestor, property, rq.target,
3592 32, PropModeReplace, (unsigned char *)&selection_time, 1); 3438 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3593 ev.property = rq.property; 3439 ev.property = property;
3440 }
3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, property, rq.target,
3444 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3445 ev.property = property;
3594 } 3446 }
3595 else if (rq.target == XA_STRING 3447 else if (rq.target == XA_STRING
3596 || rq.target == xa[XA_TEXT] 3448 || rq.target == xa[XA_TEXT]
3597 || rq.target == xa[XA_COMPOUND_TEXT] 3449 || rq.target == xa[XA_COMPOUND_TEXT]
3598 || rq.target == xa[XA_UTF8_STRING] 3450 || rq.target == xa[XA_UTF8_STRING]
… …
3620 style = enc_string; 3472 style = enc_string;
3621 else if (target == xa[XA_TEXT]) 3473 else if (target == xa[XA_TEXT])
3622 style = enc_text; 3474 style = enc_text;
3623 else if (target == xa[XA_COMPOUND_TEXT]) 3475 else if (target == xa[XA_COMPOUND_TEXT])
3624 style = enc_compound_text; 3476 style = enc_compound_text;
3625#if ENABLE_FRILLS 3477#if !ENABLE_MINIMAL
3626 else if (target == xa[XA_UTF8_STRING]) 3478 else if (target == xa[XA_UTF8_STRING])
3627 style = enc_utf8; 3479 style = enc_utf8;
3628#endif 3480#endif
3629 else 3481 else
3630 { 3482 {
3631 target = xa[XA_COMPOUND_TEXT]; 3483 target = xa[XA_COMPOUND_TEXT];
3632 style = enc_compound_text; 3484 style = enc_compound_text;
3633 } 3485 }
3634 3486
3635 if (selection.text) 3487 if (rq.selection == XA_PRIMARY && selection.text)
3636 { 3488 {
3637 cl = selection.text; 3489 cl = selection.text;
3638 selectlen = selection.len; 3490 selectlen = selection.len;
3639 } 3491 }
3492 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3493 {
3494 cl = selection.clip_text;
3495 selectlen = selection.clip_len;
3496 }
3640 else 3497 else
3641 { 3498 {
3642 cl = L""; 3499 cl = L"";
3643 selectlen = 0; 3500 selectlen = 0;
3644 } 3501 }
3645 3502
3646#if ENABLE_FRILLS 3503#if !ENABLE_MINIMAL
3647 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it 3504 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3648 // so recode it manually 3505 // so recode it manually
3649 if (style == enc_utf8) 3506 if (style == enc_utf8)
3650 { 3507 {
3651 freect = 1; 3508 freect = 1;
… …
3654 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen); 3511 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3655 ct.nitems = strlen ((char *)ct.value); 3512 ct.nitems = strlen ((char *)ct.value);
3656 } 3513 }
3657 else 3514 else
3658#endif 3515#endif
3659 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0) 3516 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3660 freect = 1; 3517 freect = 1;
3661 else 3518 else
3662 { 3519 {
3663 /* if we failed to convert then send it raw */ 3520 /* if we failed to convert then send it raw */
3664 ct.value = (unsigned char *)cl; 3521 ct.value = (unsigned char *)cl;
3665 ct.nitems = selectlen; 3522 ct.nitems = selectlen;
3666 ct.encoding = target; 3523 ct.encoding = target;
3667 } 3524 }
3668 3525
3669 XChangeProperty (disp, rq.requestor, rq.property, 3526 XChangeProperty (dpy, rq.requestor, property,
3670 ct.encoding, 8, PropModeReplace, 3527 ct.encoding, 8, PropModeReplace,
3671 ct.value, (int)ct.nitems); 3528 ct.value, (int)ct.nitems);
3672 ev.property = rq.property; 3529 ev.property = property;
3673 3530
3674 if (freect) 3531 if (freect)
3675 XFree (ct.value); 3532 XFree (ct.value);
3676 } 3533 }
3677 3534
3678 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev); 3535 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3679}
3680
3681/* ------------------------------------------------------------------------- *
3682 * MOUSE ROUTINES *
3683 * ------------------------------------------------------------------------- */
3684
3685/*
3686 * return col/row values corresponding to x/y pixel values
3687 */
3688void
3689rxvt_term::pixel_position (int *x, int *y)
3690{
3691 *x = Pixel2Col (*x);
3692 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3693 *y = Pixel2Row (*y);
3694 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3695} 3536}
3696 3537
3697/* ------------------------------------------------------------------------- */ 3538/* ------------------------------------------------------------------------- */
3698#ifdef USE_XIM 3539#ifdef USE_XIM
3699void 3540void
3700rxvt_term::im_set_position (XPoint &pos) 3541rxvt_term::im_set_position (XPoint &pos) NOTHROW
3701{ 3542{
3702 XWindowAttributes xwa; 3543 XWindowAttributes xwa;
3703 3544
3704 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3545 XGetWindowAttributes (dpy, vt, &xwa);
3705 3546
3706 pos.x = xwa.x + Col2Pixel (screen.cur.col); 3547 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3707 pos.y = xwa.y + Height2Pixel (screen.cur.row) + TermWin.fbase; 3548 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3708} 3549}
3709#endif 3550#endif
3710 3551
3711#if ENABLE_OVERLAY 3552#if ENABLE_OVERLAY
3712void 3553void
3713rxvt_term::scr_overlay_new (int x, int y, int w, int h) 3554rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3714{ 3555{
3715 if (TermWin.nrow < 3 || TermWin.ncol < 3) 3556 if (nrow < 1 || ncol < 1)
3716 return; 3557 return;
3717 3558
3718 want_refresh = 1; 3559 want_refresh = 1;
3719 3560
3720 scr_overlay_off (); 3561 scr_overlay_off ();
3721 3562
3722 if (x < 0) x = TermWin.ncol - w; 3563 if (x < 0) x = ncol - w;
3723 if (y < 0) y = TermWin.nrow - h; 3564 if (y < 0) y = nrow - h;
3724 3565
3725 // make space for border 3566 // make space for border
3726 w += 2; MIN_IT (w, TermWin.ncol); 3567 w += 2; min_it (w, ncol);
3727 h += 2; MIN_IT (h, TermWin.nrow); 3568 h += 2; min_it (h, nrow);
3728 3569
3729 x -= 1; MAX_IT (x, 0); 3570 x -= 1; clamp_it (x, 0, ncol - w);
3730 y -= 1; MAX_IT (y, 0); 3571 y -= 1; clamp_it (y, 0, nrow - h);
3731 3572
3732 MIN_IT (x, TermWin.ncol - w);
3733 MIN_IT (y, TermWin.nrow - h);
3734
3735 ov_x = x; ov_y = y; 3573 ov.x = x; ov.y = y;
3736 ov_w = w; ov_h = h; 3574 ov.w = w; ov.h = h;
3737 3575
3738 ov_text = new text_t *[h]; 3576 ov.text = new text_t *[h];
3739 ov_rend = new rend_t *[h]; 3577 ov.rend = new rend_t *[h];
3740 3578
3741 for (y = 0; y < h; y++) 3579 for (y = 0; y < h; y++)
3742 { 3580 {
3743 text_t *tp = ov_text[y] = new text_t[w]; 3581 text_t *tp = ov.text[y] = new text_t[w];
3744 rend_t *rp = ov_rend[y] = new rend_t[w]; 3582 rend_t *rp = ov.rend[y] = new rend_t[w];
3745 3583
3746 text_t t0, t1, t2; 3584 text_t t0, t1, t2;
3747 rend_t r = OVERLAY_RSTYLE; 3585 rend_t r = OVERLAY_RSTYLE;
3748 3586
3749 if (y == 0) 3587 if (y == 0)
… …
3766 *rp = r; 3604 *rp = r;
3767 } 3605 }
3768} 3606}
3769 3607
3770void 3608void
3771rxvt_term::scr_overlay_off () 3609rxvt_term::scr_overlay_off () NOTHROW
3772{ 3610{
3773 if (!ov_text) 3611 if (!ov.text)
3774 return; 3612 return;
3775 3613
3776 want_refresh = 1; 3614 want_refresh = 1;
3777 3615
3778 for (int y = 0; y < ov_h; y++) 3616 for (int y = 0; y < ov.h; y++)
3779 { 3617 {
3780 delete [] ov_text[y]; 3618 delete [] ov.text[y];
3781 delete [] ov_rend[y]; 3619 delete [] ov.rend[y];
3782 } 3620 }
3783 3621
3784 delete [] ov_text; ov_text = 0; 3622 delete [] ov.text; ov.text = 0;
3785 delete [] ov_rend; ov_rend = 0; 3623 delete [] ov.rend; ov.rend = 0;
3786} 3624}
3787 3625
3788void 3626void
3789rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) 3627rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3790{ 3628{
3791 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2) 3629 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3792 return; 3630 return;
3793 3631
3794 x++, y++; 3632 x++, y++;
3795 3633
3796 ov_text[y][x] = text; 3634 ov.text[y][x] = text;
3797 ov_rend[y][x] = rend; 3635 ov.rend[y][x] = rend;
3798} 3636}
3799 3637
3800void 3638void
3801rxvt_term::scr_overlay_set (int x, int y, const char *s) 3639rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3802{ 3640{
3803 while (*s) 3641 while (*s)
3804 scr_overlay_set (x++, y, *s++); 3642 scr_overlay_set (x++, y, *s++);
3805} 3643}
3806 3644
3807void 3645void
3646rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3647{
3648 while (*s)
3649 {
3650 text_t t = *s++;
3651 int width = WCWIDTH (t);
3652
3653 while (width--)
3654 {
3655 scr_overlay_set (x++, y, t);
3656 t = NOCHAR;
3657 }
3658 }
3659}
3660
3661void
3808rxvt_term::scr_swap_overlay () 3662rxvt_term::scr_swap_overlay () NOTHROW
3809{ 3663{
3810 if (!ov_text) 3664 if (!ov.text)
3811 return; 3665 return;
3812 3666
3813 int row_offset = ov_y + TermWin.saveLines - TermWin.view_start; 3667 // hide cursor if it is within the overlay area
3668 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3669 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3670 screen.flags &= ~Screen_VisibleCursor;
3814 3671
3815 // swap screen mem with overlay 3672 // swap screen mem with overlay
3816 for (int y = ov_h; y--; ) 3673 for (int y = ov.h; y--; )
3817 { 3674 {
3818 text_t *t1 = ov_text[y]; 3675 text_t *t1 = ov.text[y];
3819 rend_t *r1 = ov_rend[y]; 3676 rend_t *r1 = ov.rend[y];
3820 3677
3821 text_t *t2 = screen.text[y + row_offset] + ov_x; 3678 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3822 rend_t *r2 = screen.rend[y + row_offset] + ov_x; 3679 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3823 3680
3824 for (int x = ov_w; x--; ) 3681 for (int x = ov.w; x--; )
3825 { 3682 {
3826 text_t t = *t1; *t1++ = *t2; *t2++ = t; 3683 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3827 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t)); 3684 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3828 } 3685 }
3829 } 3686 }
3830} 3687}
3831 3688
3832#endif 3689#endif
3833/* ------------------------------------------------------------------------- */ 3690/* ------------------------------------------------------------------------- */
3691

Diff Legend

– Removed lines
+ Added lines
< Changed lines
> Changed lines