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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.36 by pcg, Tue Feb 24 22:28:42 2004 UTC vs.
Revision 1.203 by root, Sat Dec 31 19:30:25 2005 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
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 * 7 *
7 * 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
8 * 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
9 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version. 11 * (at your option) any later version.
… …
16 * 17 *
17 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
21/* 23/*
22 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
23 */ 25 */
24 26
25#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
26#define INTERN_SCREEN
27#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
28#include "screen.intpro" /* PROTOS for internal routines */
29 29
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 31
32#include <stdint.h> 32#include <inttypes.h>
33#include <wchar.h>
34 33
35#include "salloc.C" // HACK!! 34#include "salloc.C" // HACK, should be a seperate compile!
36 35
37inline void fill_text (text_t *start, text_t value, int len) 36inline void fill_text (text_t *start, text_t value, int len)
38{ 37{
39 while (len--) 38 while (len--)
40 *start++ = value; 39 *start++ = value;
41} 40}
42 41
43/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
46 46
47/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 50#define ZERO_SCROLLBACK() \
51 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (OPTION (Opt_scrollTtyOutput)) \
52 TermWin.view_start = 0 52 view_start = 0
53#define CLEAR_SELECTION() \ 53#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 54 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 56#define CLEAR_ALL_SELECTION() \
57 selection.beg.row = selection.beg.col \ 57 selection.beg.row = selection.beg.col \
58 = selection.mark.row = selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
59 = selection.end.row = selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
60 60
61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
62 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
64 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
66 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
70 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
73 73
74/* these must be row_col_t */ 74/* these must be row_col_t */
75#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
77#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 84 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) \ 85#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) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 87
88/* 88/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row> 89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 90 * 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 91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 92 */
93#define drawBuffer TermWin.vt 93#define drawBuffer vt
94 94
95#define CLEAR_ROWS(row, num) \ 95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \ 96 if (mapped) \
97 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \ 97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)TermWin.width, \ 98 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False) 99 (unsigned int)Height2Pixel (num), False)
100 100
101#define CLEAR_CHARS(x, y, num) \ 101#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 102 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 103 XClearArea (display->display, drawBuffer, x, y, \
104 (unsigned int)Width2Pixel (num), \ 104 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 105 (unsigned int)Height2Pixel (1), False)
106 106
107#define ERASE_ROWS(row, num) \ 107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 108 XFillRectangle (display->display, drawBuffer, gc, \
109 TermWin.int_bwidth, Row2Pixel (row), \ 109 0, Row2Pixel (row), \
110 (unsigned int)TermWin.width, \ 110 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num)) 111 (unsigned int)Height2Pixel (num))
112 112
113/* ------------------------------------------------------------------------- * 113/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 114 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 115 * ------------------------------------------------------------------------- */
116
116/* Fill part/all of a line with blanks. */ 117/* Fill part/all of a line with blanks. */
117void 118void
118rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)
119{ 120{
121 if (!l.t)
122 {
123 lalloc (l);
124 col = 0;
125 width = ncol;
126 }
127
120 efs &= ~RS_baseattrMask; 128 efs &= ~RS_baseattrMask;
121 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130
131 text_t *et = l.t + col;
132 rend_t *er = l.r + col;
122 133
123 while (width--) 134 while (width--)
124 { 135 {
125 *et++ = ' '; 136 *et++ = ' ';
126 *er++ = efs; 137 *er++ = efs;
… …
128} 139}
129 140
130/* ------------------------------------------------------------------------- */ 141/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 142/* Fill a full line with blanks - make sure it is allocated first */
132void 143void
133rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)
134{ 145{
135#ifdef DEBUG_STRICT 146 scr_blank_line (l, 0, ncol, efs);
136 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
137#endif
138 if (tp[row] == NULL)
139 {
140 tp[row] = (text_t *)talloc->alloc ();
141 rp[row] = (rend_t *)ralloc->alloc ();
142 }
143
144 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs);
145} 147}
146 148
147/* ------------------------------------------------------------------------- * 149/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 150 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 151 * ------------------------------------------------------------------------- */
152
150void 153void
151rxvt_term::scr_reset () 154rxvt_term::scr_reset ()
152{ 155{
153 unsigned int ncol, nrow, total_rows, prev_total_rows; 156#if ENABLE_OVERLAY
154 unsigned int p, q; 157 scr_overlay_off ();
155 int k; 158#endif
156 rend_t setrstyle;
157 159
158 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
159
160 TermWin.view_start = 0; 160 view_start = 0;
161 num_scr = 0; 161 num_scr = 0;
162 162
163 if (TermWin.ncol == 0) 163 if (ncol == 0)
164 TermWin.ncol = 80; 164 ncol = 80;
165 165
166 if (TermWin.nrow == 0) 166 if (nrow == 0)
167 TermWin.nrow = 24; 167 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 168
172 if (ncol == prev_ncol && nrow == prev_nrow) 169 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 170 return;
174 171
172 // we need at least two lines for wrapping to work correctly
173 if (nrow + saveLines < 2)
174 {
175 //TODO//FIXME
176 saveLines++;
177 prev_nrow--;
178 nsaved++;
179 }
180
175 want_refresh = 1; 181 want_refresh = 1;
176 182
183 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 184 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 185
180 screen.tscroll = 0; 186 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 187 screen.bscroll = nrow - 1;
182 188
183 if (!talloc) 189 if (!row_buf)
184 { 190 {
191 /*
192 * first time called so just malloc everything: don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 nsaved = 0; /* no saved lines */
196 term_start = 0;
197
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 198 talloc = new rxvt_salloc (ncol * sizeof (text_t));
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
187 }
188 200
189 if (prev_nrow == 0) 201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
190 {
191 /*
192 * first time called so just malloc everything : don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
196 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
197 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
198 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
199
200 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
201 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t)); 204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 205
203 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *)); 206 for (int row = nrow; row--; )
204 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
205 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
206 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
207
208 for (p = 0; p < nrow; p++)
209 {
210 q = p + TermWin.saveLines;
211 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
213 screen.tlen[q] = swap.tlen[p] = 0;
214 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
215 } 207 {
208 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
210 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
211 }
216 212
217 MEMSET (charsets, 'B', sizeof (charsets)); 213 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 214 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 215 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 216 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 217 screen.charset = 0;
223 current_screen = PRIMARY; 218 current_screen = PRIMARY;
… …
243 else 238 else
244 { 239 {
245 /* 240 /*
246 * add or delete rows as appropriate 241 * add or delete rows as appropriate
247 */ 242 */
248 setrstyle = DEFAULT_RSTYLE;
249 243
244 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
245 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
246
247#if 0
250 if (nrow < prev_nrow) 248 if (nrow < prev_nrow)
251 { 249 {
252 /* delete rows */
253 k = min (TermWin.nscrolled, prev_nrow - nrow);
254 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
255
256 for (p = nrow; p < prev_nrow; p++) 250 for (int row = nrow; row < prev_nrow; row++)
257 { 251 {
258 q = p + TermWin.saveLines; 252 lfree (swap_buf [row]);
259 if (screen.text[q]) 253 lfree (drawn_buf[row]);
254 }
255 }
256#endif
257
258 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; )
263 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
275
276 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277 int pend = MOD (term_start - nsaved , prev_total_rows);
278 int q = total_rows; // rewrapped row
279
280 if (nsaved)
281 {
282 // re-wrap lines, this is rather ugly, possibly because I am too dumb
283 // to come up with a lean and mean algorithm.
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 do
289 {
290 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t);
293#endif
294
295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 299 {
261#ifdef DEBUG_STRICT 300 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 301
263#endif 302 plines++;
264 talloc->free (screen.text[q]); 303 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 304 }
267 if (swap.text[p]) 305
306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
268 { 319 {
269#ifdef DEBUG_STRICT 320 qline = row_buf + qrow;
321 lalloc (*qline);
322 qline->set_is_longer ();
323
324 int qcol = 0;
325
326 // fill a single destination line
327 while (lofs < llen && qcol < ncol)
328 {
329 int prow = lofs / prev_ncol;
330 int pcol = lofs % prev_ncol;
331
332 prow = MOD (p + prow, prev_total_rows);
333
334 // we only adjust the cursor _row_ and put it into
335 // the topmost line of "long line" it was in, as
336 // this seems to upset applications/shells/readline
337 // least.
338 if (prow == ocur.row)
339 screen.cur.row = q - (total_rows - nrow);
340
341 line_t &pline = old_buf [prow];
342
343 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
344
270 assert (swap.rend[p]); 345 assert (len);
271#endif 346 assert (pline.t);
272 talloc->free (swap.text[p]); 347
273 ralloc->free (swap.rend[p]); 348 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350
351 lofs += len;
352 qcol += len;
353 }
274 } 354 }
275#ifdef DEBUG_STRICT 355
276 assert (drawn_text[p] && drawn_rend[p]); 356 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
357#ifdef DEBUG_STRICT //TODO//FIXME//TEMPORARY
358 if (qline->l < 0)
359 {
360 fprintf (stderr, "ERROR, PLEASE REPORT to rxvt-unicode@plan9.de: qline->l %d = llen %d < ncol %d ? %d : MOD %d\n", qline->l,llen,ncol,llen,MOD (llen - 1, ncol) + 1);//D
361 qline->l = 0;
362 }
277#endif 363#endif
278 talloc->free (drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 365 }
366 while (p != pend && q > 0);
281 367
282 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 nsaved = term_start - q;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 370
371 // make sure all terminal lines exist
372 while (nsaved < 0)
373 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);
285 374
286 scr_reset_realloc (); /* realloc _last_ */
287 }
288 else if (nrow > prev_nrow)
289 { 375 }
290 /* add rows */ 376 else
291 scr_reset_realloc (); /* realloc _first_ */ 377 {
292 378 // if no scrollback exists (yet), wing, instead of wrap
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379
294 380 for (int row = min (nrow, prev_nrow); row--; )
295 k = min (TermWin.nscrolled, nrow - prev_nrow);
296
297 for (p = prev_total_rows; p < total_rows; p++)
298 { 381 {
299 screen.tlen[p] = 0; 382 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 383 line_t &qline = row_buf [row];
301 screen.rend[p] = NULL; 384
385 qline = pline;
386 lresize (qline);
302 } 387 }
303 388
304 for (p = prev_total_rows; p < total_rows - k; p++)
305 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
306
307 for (p = prev_nrow; p < nrow; p++) 389 for (int row = prev_nrow; row < nrow; row++)
308 { 390 {
309 swap.tlen[p] = 0; 391 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
310 swap.text[p] = NULL;
311 swap.rend[p] = NULL;
312 drawn_text[p] = NULL;
313 drawn_rend[p] = NULL;
314 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
315 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
316 } 392 }
317 393
318 if (k > 0) 394 term_start = 0;
319 {
320 scr_scroll_text (0, (int)nrow - 1, -k, 1);
321 screen.cur.row += k;
322 screen.s_cur.row += k;
323 TermWin.nscrolled -= k;
324 }
325#ifdef DEBUG_STRICT
326 assert (screen.cur.row < TermWin.nrow);
327 assert (swap.cur.row < TermWin.nrow);
328#else /* drive with your eyes closed */
329
330 MIN_IT (screen.cur.row, nrow - 1);
331 MIN_IT (swap.cur.row, nrow - 1);
332#endif
333 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
334 }
335
336 /* resize columns */
337 if (ncol != prev_ncol)
338 { 395 }
339 int common = min (prev_ncol, ncol);
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
342 396
343 for (p = 0; p < total_rows; p++) 397#ifdef DEBUG_STRICT //TODO: remove
344 { 398 for (int i = -nsaved; i < nrow; i++)
345 if (screen.text[p]) 399 assert (ROW (i).t);
346 { 400#endif
347 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
348 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
349 401
350 MIN_IT (screen.tlen[p], (int16_t)ncol); 402 free (old_buf);
403 delete old_ta;
404 delete old_ra;
351 405
352 if (ncol > prev_ncol) 406 clamp_it (screen.cur.row, 0, nrow - 1);
353 scr_blank_line (& (screen.text[p][prev_ncol]), 407 clamp_it (screen.cur.col, 0, ncol - 1);
354 & (screen.rend[p][prev_ncol]),
355 ncol - prev_ncol,
356 setrstyle);
357 }
358 }
359
360 for (p = 0; p < nrow; p++)
361 {
362 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
363 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
364
365 if (ncol > prev_ncol)
366 scr_blank_line (& (drawn_text[p][prev_ncol]),
367 & (drawn_rend[p][prev_ncol]),
368 ncol - prev_ncol, setrstyle);
369
370 if (swap.text[p])
371 {
372 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
373 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
374
375 MIN_IT (swap.tlen[p], (int16_t)ncol);
376
377 if (ncol > prev_ncol)
378 scr_blank_line (& (swap.text[p][prev_ncol]),
379 & (swap.rend[p][prev_ncol]),
380 ncol - prev_ncol, setrstyle);
381 }
382
383 }
384
385 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
386 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
387
388 delete talloc; talloc = ta;
389 delete ralloc; ralloc = ra;
390 }
391 408
392 if (tabs) 409 if (tabs)
393 free (tabs); 410 free (tabs);
394 } 411 }
395 412
396 prev_nrow = nrow; 413 prev_nrow = nrow;
397 prev_ncol = ncol; 414 prev_ncol = ncol;
398 415
399 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 416 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
400 417
401 for (p = 0; p < ncol; p++) 418 for (int col = ncol; col--; )
402 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 419 tabs [col] = col % TABSIZE == 0;
403 420
404 tt_winch (); 421 tt_winch ();
405} 422}
406 423
407void
408rxvt_term::scr_reset_realloc ()
409{
410 uint16_t total_rows, nrow;
411
412 nrow = TermWin.nrow;
413 total_rows = nrow + TermWin.saveLines;
414 /* *INDENT-OFF* */
415 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
416 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
417 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
418 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
419
420 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
421 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
422
423 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
424 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
425 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
426 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
427 /* *INDENT-ON* */
428}
429
430/* ------------------------------------------------------------------------- */ 424/* ------------------------------------------------------------------------- */
431/* 425/*
432 * Free everything. That way malloc debugging can find leakage. 426 * Free everything. That way malloc debugging can find leakage.
433 */ 427 */
434void 428void
435rxvt_term::scr_release () 429rxvt_term::scr_release ()
436{ 430{
437 uint16_t total_rows;
438 int i;
439
440 total_rows = TermWin.nrow + TermWin.saveLines;
441
442#ifdef DEBUG_STRICT
443 for (i = 0; i < total_rows; i++)
444 {
445 if (screen.text[i])
446 /* then so is screen.rend[i] */
447 assert (screen.rend[i]);
448 }
449#endif
450
451 delete talloc; talloc = 0; 431 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 432 delete ralloc; ralloc = 0;
453 433
454 free (screen.text); 434 free (row_buf);
455 free (screen.tlen); 435 free (swap_buf);
456 free (screen.rend);
457 free (drawn_text); 436 free (drawn_buf);
458 free (drawn_rend); 437 free (temp_buf);
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 438 free (tabs);
465 439
466 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
467 screen.text = drawn_text = swap.text = NULL;
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 441}
474 442
475/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
476/* 444/*
477 * Hard reset 445 * Hard reset
478 */ 446 */
479void 447void
480rxvt_term::scr_poweron () 448rxvt_term::scr_poweron ()
481{ 449{
482 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
483
484 scr_release (); 450 scr_release ();
485 prev_nrow = prev_ncol = 0; 451 prev_nrow = prev_ncol = 0;
486 scr_reset (); 452 scr_reset ();
487 453
488 scr_clear (); 454 scr_clear (true);
489 scr_refresh (SLOW_REFRESH); 455 scr_refresh (SLOW_REFRESH);
490} 456}
491 457
492/* ------------------------------------------------------------------------- * 458/* ------------------------------------------------------------------------- *
493 * PROCESS SCREEN COMMANDS * 459 * PROCESS SCREEN COMMANDS *
… …
498 * XTERM_SEQ: Restore cursor: ESC 8 464 * XTERM_SEQ: Restore cursor: ESC 8
499 */ 465 */
500void 466void
501rxvt_term::scr_cursor (int mode) 467rxvt_term::scr_cursor (int mode)
502{ 468{
503 screen_t *s; 469 screen_t *s;
504
505 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
506 470
507#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 471#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
508 if (current_screen == SECONDARY) 472 if (current_screen == SECONDARY)
509 s = & (swap); 473 s = &swap;
510 else 474 else
511#endif 475#endif
512 s = & (screen); 476 s = &screen;
477
513 switch (mode) 478 switch (mode)
514 { 479 {
515 case SAVE: 480 case SAVE:
516 s->s_cur.row = s->cur.row; 481 s->s_cur.row = screen.cur.row;
517 s->s_cur.col = s->cur.col; 482 s->s_cur.col = screen.cur.col;
518 s->s_rstyle = rstyle; 483 s->s_rstyle = rstyle;
519 s->s_charset = s->charset; 484 s->s_charset = screen.charset;
520 s->s_charset_char = charsets[s->charset]; 485 s->s_charset_char = charsets[screen.charset];
521 break; 486 break;
487
522 case RESTORE: 488 case RESTORE:
523 want_refresh = 1; 489 want_refresh = 1;
524 s->cur.row = s->s_cur.row; 490 screen.cur.row = s->s_cur.row;
525 s->cur.col = s->s_cur.col; 491 screen.cur.col = s->s_cur.col;
526 s->flags &= ~Screen_WrapNext; 492 screen.flags &= ~Screen_WrapNext;
527 rstyle = s->s_rstyle; 493 rstyle = s->s_rstyle;
528 s->charset = s->s_charset; 494 screen.charset = s->s_charset;
529 charsets[s->charset] = s->s_charset_char; 495 charsets[screen.charset] = s->s_charset_char;
530 set_font_style (); 496 set_font_style ();
531 break; 497 break;
532 } 498 }
499
533 /* boundary check in case screen size changed between SAVE and RESTORE */ 500 /* boundary check in case screen size changed between SAVE and RESTORE */
534 MIN_IT (s->cur.row, TermWin.nrow - 1); 501 min_it (s->cur.row, nrow - 1);
535 MIN_IT (s->cur.col, TermWin.ncol - 1); 502 min_it (s->cur.col, ncol - 1);
536#ifdef DEBUG_STRICT 503#ifdef DEBUG_STRICT
537 assert (s->cur.row >= 0); 504 assert (s->cur.row >= 0);
538 assert (s->cur.col >= 0); 505 assert (s->cur.col >= 0);
539#else /* drive with your eyes closed */
540 MAX_IT (s->cur.row, 0);
541 MAX_IT (s->cur.col, 0);
542#endif 506#endif
543} 507}
544 508
545/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
546/* 510/*
… …
549 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
550 */ 514 */
551int 515int
552rxvt_term::scr_change_screen (int scrn) 516rxvt_term::scr_change_screen (int scrn)
553{ 517{
554 int i; 518 want_refresh = 1;
519 view_start = 0;
520
521 if (current_screen == scrn)
522 return scrn;
523
524 selection_check (2); /* check for boundary cross */
525
526 int i = current_screen; current_screen = scrn; scrn = i;
527
528 ::swap (screen.cur.row, swap.cur.row);
529 ::swap (screen.cur.col, swap.cur.col);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533
555#if NSCREENS 534#if NSCREENS
556 int offset; 535 if (OPTION (Opt_secondaryScreen))
557#endif 536 {
558
559 want_refresh = 1;
560
561 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
562
563 TermWin.view_start = 0;
564
565 if (current_screen == scrn)
566 return current_screen;
567
568 selection_check (2); /* check for boundary cross */
569
570 SWAP_IT (current_screen, scrn, int);
571#if NSCREENS
572 num_scr = 0; 537 num_scr = 0;
573 offset = TermWin.saveLines; 538
574 for (i = prev_nrow; i--;) 539 for (int i = prev_nrow; i--; )
575 { 540 ::swap (ROW(i), swap_buf [i]);
576 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 541
577 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 542 ::swap (screen.charset, swap.charset);
578 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *); 543 ::swap (screen.flags, swap.flags);
579 }
580 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
581 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
582# ifdef DEBUG_STRICT
583 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
584 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
585# else /* drive with your eyes closed */
586 MAX_IT (screen.cur.row, 0);
587 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
588 MAX_IT (screen.cur.col, 0);
589 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
590# endif
591 SWAP_IT (screen.charset, swap.charset, int16_t);
592 SWAP_IT (screen.flags, swap.flags, int);
593 screen.flags |= Screen_VisibleCursor; 544 screen.flags |= Screen_VisibleCursor;
594 swap.flags |= Screen_VisibleCursor; 545 swap.flags |= Screen_VisibleCursor;
595#else 546 }
596# ifdef SCROLL_ON_NO_SECONDARY 547 else
597 if (current_screen == PRIMARY) 548#endif
549 if (OPTION (Opt_secondaryScroll))
598 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 550 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
599# endif 551
600#endif
601 return scrn; 552 return scrn;
602} 553}
603 554
555// clear WrapNext indicator, solidifying position on next line
556void
557rxvt_term::scr_do_wrap ()
558{
559 if (!(screen.flags & Screen_WrapNext))
560 return;
561
562 screen.flags &= ~Screen_WrapNext;
563
564 screen.cur.col = 0;
565
566 if (screen.cur.row == screen.bscroll)
567 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
568 else if (screen.cur.row < nrow - 1)
569 screen.cur.row++;
570}
571
604/* ------------------------------------------------------------------------- */ 572/* ------------------------------------------------------------------------- */
605/* 573/*
606 * Change the colour for following text 574 * Change the colour for following text
607 */ 575 */
608void 576void
609rxvt_term::scr_color (unsigned int color, int fgbg) 577rxvt_term::scr_color (unsigned int color, int fgbg)
610{ 578{
611 color &= RS_fgMask; 579 if (color > maxTermCOLOR)
580 color = fgbg;
581
612 if (fgbg == Color_fg) 582 if (fgbg == Color_fg)
613 rstyle = SET_FGCOLOR (rstyle, color); 583 rstyle = SET_FGCOLOR (rstyle, color);
614 else 584 else
615 rstyle = SET_BGCOLOR (rstyle, color); 585 rstyle = SET_BGCOLOR (rstyle, color);
616} 586}
… …
633/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
634/* 604/*
635 * Scroll text between <row1> and <row2> inclusive, by <count> lines 605 * Scroll text between <row1> and <row2> inclusive, by <count> lines
636 * count positive ==> scroll up 606 * count positive ==> scroll up
637 * count negative ==> scroll down 607 * count negative ==> scroll down
638 * spec == 0 for normal routines
639 */ 608 */
640int 609int
641rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 610rxvt_term::scr_scroll_text (int row1, int row2, int count)
642{ 611{
643 int i, j;
644 long nscrolled;
645
646 if (count == 0 || (row1 > row2)) 612 if (count == 0 || (row1 > row2))
647 return 0; 613 return 0;
648 614
649 want_refresh = 1; 615 want_refresh = 1;
650 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 616 num_scr += count;
651 617
652 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 618 if (count > 0
619 && row1 == 0
620 && row2 == nrow - 1
621 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
653 { 622 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 623 nsaved = min (nsaved + count, saveLines);
624 term_start = (term_start + count) % total_rows;
655 625
656 if (nscrolled > (long)TermWin.saveLines) 626 if (selection.op && current_screen == selection.screen)
657 TermWin.nscrolled = TermWin.saveLines; 627 {
628 selection.beg.row -= count;
629 selection.end.row -= count;
630 selection.mark.row -= count;
631
632 if (selection.beg.row < -nsaved
633 || selection.end.row < -nsaved
634 || selection.mark.row < -nsaved)
635 {
636 CLEAR_ALL_SELECTION ();
637 selection.op = SELECTION_CLEAR;
638 }
639 }
640
641 for (int i = count; i--; )
642 {
643 ROW(row2 - i).l = 0;
644 scr_blank_screen_mem (ROW(row2 - i), rstyle);
645 }
658 else 646
659 TermWin.nscrolled = (uint16_t)nscrolled;
660
661 if ((Options & Opt_scrollWithBuffer) 647 if (OPTION (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 648 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 649 && view_start != saveLines)
664 scr_page (UP, count); 650 scr_page (UP, count);
665 } 651 }
666 else if (!spec) 652 else
667 row1 += TermWin.saveLines; 653 {
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 654 if (selection.op && current_screen == selection.screen)
672 { 655 {
673 i = selection.beg.row + TermWin.saveLines; 656 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 657 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 658 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 659 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 660 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 661 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 662 {
682 CLEAR_ALL_SELECTION (); 663 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 664 selection.op = SELECTION_CLEAR;
684 } 665 }
685 else if (j >= row1 && j <= row2) 666 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 667 {
687 /* move selected region too */ 668 /* move selected region too */
688 selection.beg.row -= count; 669 selection.beg.row -= count;
689 selection.end.row -= count; 670 selection.end.row -= count;
690 selection.mark.row -= count; 671 selection.mark.row -= count;
672
673 selection_check (0);
691 } 674 }
692 }
693
694 selection_check (0); /* _after_ TermWin.nscrolled update */
695
696 num_scr += count;
697 j = count;
698
699 if (count < 0)
700 count = -count;
701
702 i = row2 - row1 + 1;
703 MIN_IT (count, i);
704
705 if (j > 0)
706 {
707 /* A: scroll up */
708
709 /* A1: Copy lines that will get clobbered by the rotation */
710 for (i = 0, j = row1; i < count; i++, j++)
711 { 675 }
712 buf_text[i] = screen.text[j]; 676
713 buf_rend[i] = screen.rend[j]; 677 // use a simple and robust scrolling algorithm, this
678 // part of scr_scroll_text is not time-critical.
679
680 int rows = row2 - row1 + 1;
681
682 min_it (count, rows);
683
684 for (int row = 0; row < rows; row++)
714 } 685 {
715 /* A2: Rotate lines */ 686 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
716 for (j = row1, i = j + count; i <= row2; i++, j++) 687
688 if (!IN_RANGE_EXC (row + count, 0, rows))
689 scr_blank_screen_mem (temp_buf [row], rstyle);
717 { 690 }
718 screen.tlen[j] = screen.tlen[i];
719 screen.text[j] = screen.text[i];
720 screen.rend[j] = screen.rend[i];
721 }
722 j = row2 - count + 1, i = count;
723 }
724 else /* if (j < 0) */
725 {
726 /* B: scroll down */
727 691
728 /* B1: Copy lines that will get clobbered by the rotation */ 692 for (int row = 0; row < rows; row++)
729 for (i = 0, j = row2; i < count; i++, j--) 693 ROW(row1 + row) = temp_buf [row];
730 {
731 buf_text[i] = screen.text[j];
732 buf_rend[i] = screen.rend[j];
733 }
734 /* B2: Rotate lines */
735 for (j = row2, i = j - count; i >= row1; i--, j--)
736 {
737 screen.tlen[j] = screen.tlen[i];
738 screen.text[j] = screen.text[i];
739 screen.rend[j] = screen.rend[i];
740 }
741 j = row1, i = count;
742 count = -count;
743 }
744
745 /* C: Resurrect lines */
746 for (; i--; j++)
747 {
748 screen.tlen[j] = 0;
749 screen.text[j] = buf_text[i];
750 screen.rend[j] = buf_rend[i];
751
752 if (!spec) /* line length may not equal TermWin.ncol */
753 scr_blank_screen_mem (screen.text, screen.rend,
754 (unsigned int)j, rstyle);
755 } 694 }
756 695
757 return count; 696 return count;
758} 697}
759 698
760/* ------------------------------------------------------------------------- */ 699/* ------------------------------------------------------------------------- */
761/* 700/*
762 * Add text given in <str> of length <len> to screen struct 701 * Add text given in <str> of length <len> to screen struct
763 */ 702 */
764void 703void
765rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 704rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
766{ 705{
767 unsigned char checksel, clearsel;
768 uint32_t c;
769 int i, row, last_col;
770 text_t *stp;
771 rend_t *srp;
772
773 if (len <= 0) /* sanity */ 706 if (len <= 0) /* sanity */
774 return; 707 return;
775 708
709 unsigned char checksel;
710 unicode_t c;
711 int last_col;
712 const unicode_t *strend = str + len;
713
776 want_refresh = 1; 714 want_refresh = 1;
777 last_col = TermWin.ncol;
778
779 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
780 ZERO_SCROLLBACK (); 715 ZERO_SCROLLBACK ();
716 last_col = ncol;
717
781 if (nlines > 0) 718 if (nlines > 0)
782 { 719 {
783 nlines += (screen.cur.row - screen.bscroll); 720 nlines += screen.cur.row - screen.bscroll;
784 if ((nlines > 0) 721 if (nlines > 0
785 && (screen.tscroll == 0) 722 && screen.tscroll == 0
786 && (screen.bscroll == (TermWin.nrow - 1))) 723 && screen.bscroll == (nrow - 1))
787 { 724 {
788 /* _at least_ this many lines need to be scrolled */ 725 /* _at least_ this many lines need to be scrolled */
789 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 726 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
790 screen.cur.row -= nlines; 727 screen.cur.row -= nlines;
791 } 728 }
792 } 729 }
730
793#ifdef DEBUG_STRICT 731#ifdef DEBUG_STRICT
794 assert (screen.cur.col < last_col); 732 assert (screen.cur.col < last_col);
795 assert ((screen.cur.row < TermWin.nrow) 733 assert (screen.cur.row < nrow
796 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 734 && screen.cur.row >= -nsaved);
797#else /* drive with your eyes closed */
798 MIN_IT (screen.cur.col, last_col - 1);
799 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
800 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
801#endif 735#endif
802 row = screen.cur.row + TermWin.saveLines; 736 int row = screen.cur.row;
803 737
804 checksel = (selection.op 738 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
805 && current_screen == selection.screen) ? 1 : 0;
806 clearsel = 0;
807 739
808 stp = screen.text[row]; 740 line_t *line = &ROW(row);
809 srp = screen.rend[row];
810 741
811 for (i = 0; i < len;) 742 while (str < strend)
812 { 743 {
813 c = str[i++]; 744 c = *str++;
814 switch (c) 745
746 if (c < 0x20)
747 if (c == C0_LF)
815 { 748 {
816 case '\t': 749 if (!line->is_longer ()) /* XXX: think about this */
817 scr_tab (1); 750 max_it (line->l, screen.cur.col);
751
752 screen.flags &= ~Screen_WrapNext;
753
754 if (screen.cur.row == screen.bscroll)
755 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
756 else if (screen.cur.row < (nrow - 1))
757 row = ++screen.cur.row;
758
759 line = &ROW(row); /* _must_ refresh */
818 continue; 760 continue;
819 case '\n': 761 }
820 if (screen.tlen[row] != -1) /* XXX: think about this */ 762 else if (c == C0_CR)
821 MAX_IT (screen.tlen[row], screen.cur.col); 763 {
822 screen.flags &= ~Screen_WrapNext; 764 if (!line->is_longer ()) /* XXX: think about this */
823 if (screen.cur.row == screen.bscroll) 765 max_it (line->l, screen.cur.col);
824 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 766
825 else if (screen.cur.row < (TermWin.nrow - 1))
826 row = (++screen.cur.row) + TermWin.saveLines;
827 stp = screen.text[row]; /* _must_ refresh */
828 srp = screen.rend[row]; /* _must_ refresh */
829 continue;
830 case '\r':
831 if (screen.tlen[row] != -1) /* XXX: think about this */
832 MAX_IT (screen.tlen[row], screen.cur.col);
833 screen.flags &= ~Screen_WrapNext; 767 screen.flags &= ~Screen_WrapNext;
834 screen.cur.col = 0; 768 screen.cur.col = 0;
835 continue; 769 continue;
836 default:
837 if (c == 127)
838 continue; /* yummmm..... */
839 break;
840 } 770 }
771 else if (c == C0_HT)
772 {
773 scr_tab (1, true);
774 continue;
775 }
841 776
842 if (checksel /* see if we're writing within selection */ 777 if (checksel /* see if we're writing within selection */
843 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 778 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
844 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 779 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
845 { 780 {
846 checksel = 0; 781 checksel = 0;
847 clearsel = 1;
848 } 782 /*
783 * If we wrote anywhere in the selected area, kill the selection
784 * XXX: should we kill the mark too? Possibly, but maybe that
785 * should be a similar check.
786 */
787 CLEAR_SELECTION ();
788 }
789
849 if (screen.flags & Screen_WrapNext) 790 if (screen.flags & Screen_WrapNext)
850 { 791 {
851 screen.tlen[row] = -1; 792 line->set_is_longer ();
852 if (screen.cur.row == screen.bscroll) 793
853 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 794 scr_do_wrap ();
854 else if (screen.cur.row < (TermWin.nrow - 1)) 795
855 row = (++screen.cur.row) + TermWin.saveLines;
856 stp = screen.text[row]; /* _must_ refresh */
857 srp = screen.rend[row]; /* _must_ refresh */
858 screen.cur.col = 0; 796 row = screen.cur.row;
859 screen.flags &= ~Screen_WrapNext; 797 line = &ROW(row); /* _must_ refresh */
798 }
799
800 // some utf-8 decoders "decode" surrogate characters: let's fix this.
801 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
802 c = 0xfffd;
803
804 // rely on wcwidth to tell us the character width, at least for non-latin1
805 // do wcwidth before further replacements, as wcwidth might return -1
806 // for the line drawing characters below as they might be invalid in the current
807 // locale.
808 int width = c < 0x100 ? 1 : wcwidth (c);
809
810 if (charsets[screen.charset] == '0') // DEC SPECIAL
860 } 811 {
812 // vt100 special graphics and line drawing
813 // 5f-7e standard vt100
814 // 40-5e rxvt extension for extra curses acs chars
815 static uint16_t vt100_0[62] = { // 41 .. 7e
816 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
817 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
818 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
819 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
820 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
821 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
822 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
823 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
824 };
825
826 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
827 {
828 c = vt100_0[c - 0x41];
829 width = 1; // vt100 line drawing characters are always single-width
830 }
831 }
832
861 if (screen.flags & Screen_Insert) 833 if (screen.flags & Screen_Insert)
862 scr_insdel_chars (1, INSERT); 834 scr_insdel_chars (width, INSERT);
863 835
864 if (charsets[screen.charset] == '0') // DEC SPECIAL
865 switch (c)
866 {
867 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break;
868 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break;
869 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
870 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
871 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
872 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
873 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
874 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
875 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
876 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
877 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
878 }
879
880 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c));
881 // rely on wcwidth to tell us the character width, at least for non-ascii
882 int width = c <= 128 ? 1 : wcwidth (c);
883
884 // width -1 characters (e.g. combining chars) are ignored currently.
885 if (width > 0) 836 if (width != 0)
886 do 837 {
838#if !UNICODE_3
839 // trim characters we can't store directly :(
840 if (c >= 0x10000)
841# if ENABLE_COMBINING
842 c = rxvt_composite.compose (c); // map to lower 16 bits
843# else
844 c = 0xfffd;
845# endif
846#endif
847
848 // nuke the character at this position, if required
849 if (line->t[screen.cur.col] == NOCHAR
850 || (screen.cur.col < ncol - 1
851 && line->t[screen.cur.col + 1] == NOCHAR))
887 { 852 {
853 int col = screen.cur.col;
854
855 // find begin
856 while (col > 0 && line->t[col] == NOCHAR)
857 col--;
858
859 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
860
861 // found begin, nuke
862 do {
863 line->t[col] = ' ';
864 line->r[col] = rend;
865 col++;
866 } while (col < ncol && line->t[col] == NOCHAR);
867 }
868
869 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
870
871 // if the character doesn't fit into the remaining columns...
872 if (screen.cur.col > last_col - width && last_col >= width)
873 {
874 // ...output spaces
875 c = ' ';
876 // and try the same character next loop iteration
877 --str;
878 }
879
880 do
881 {
888 stp[screen.cur.col] = c; 882 line->t[screen.cur.col] = c;
889 srp[screen.cur.col] = rend; 883 line->r[screen.cur.col] = rend;
890 884
891 if (screen.cur.col < last_col - 1) 885 if (screen.cur.col < last_col - 1)
892 screen.cur.col++; 886 screen.cur.col++;
893 else 887 else
888 {
889 line->l = last_col;
890 if (screen.flags & Screen_Autowrap)
891 screen.flags |= Screen_WrapNext;
892 break;
893 }
894
895 c = NOCHAR;
896 }
897 while (--width > 0);
898
899 // pad with spaces when overwriting wide character with smaller one
900 if (!width)
901 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
894 { 902 {
895 screen.tlen[row] = last_col; 903 line->t[c] = ' ';
896 if (screen.flags & Screen_Autowrap) 904 line->r[c] = rend;
897 screen.flags |= Screen_WrapNext;
898 break;
899 } 905 }
906 }
907 else // width == 0
908 {
909#if ENABLE_COMBINING
910 // handle combining characters
911 // we just tag the accent on the previous on-screen character.
912 // this is arguably not correct, but also arguably not wrong.
913 // we don't handle double-width characters nicely yet.
914 text_t *tp;
915 rend_t *rp;
900 916
901 c = NOCHAR; 917 if (screen.cur.col > 0)
918 {
919 tp = line->t + screen.cur.col - 1;
920 rp = line->r + screen.cur.col - 1;
921
922 while (*tp == NOCHAR && tp > line->t)
923 tp--, rp--;
902 } 924 }
903 while (--width > 0); 925 else if (screen.cur.row > 0
926 && ROW(screen.cur.row - 1).is_longer ())
927 {
928 line_t *line = &ROW(screen.cur.row - 1);
929
930 tp = line->t + last_col - 1;
931 rp = line->r + last_col - 1;
932
933 while (*tp == NOCHAR && tp > line->t)
934 tp--, rp--;
935 }
904 else 936 else
905 (void)0; /* handle combining character etc. here. */ 937 continue;
906 }
907 938
908 if (screen.tlen[row] != -1) /* XXX: think about this */ 939 // first try to find a precomposed character
909 MAX_IT (screen.tlen[row], screen.cur.col); 940 unicode_t n = rxvt_compose (*tp, c);
941 if (n == NOCHAR)
942 n = rxvt_composite.compose (*tp, c);
910 943
911 /* 944 *tp = n;
912 * If we wrote anywhere in the selected area, kill the selection 945 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
913 * XXX: should we kill the mark too? Possibly, but maybe that 946#endif
914 * should be a similar check. 947 }
915 */ 948 }
916 if (clearsel) 949
917 CLEAR_SELECTION (); 950 if (!line->is_longer ()) /* XXX: think about this */
951 max_it (line->l, screen.cur.col);
918 952
919#ifdef DEBUG_STRICT 953#ifdef DEBUG_STRICT
920 assert (screen.cur.row >= 0); 954 assert (screen.cur.row >= 0);
921#else /* drive with your eyes closed */
922 MAX_IT (screen.cur.row, 0);
923#endif 955#endif
924} 956}
925 957
926/* ------------------------------------------------------------------------- */ 958/* ------------------------------------------------------------------------- */
927/* 959/*
… …
930 */ 962 */
931void 963void
932rxvt_term::scr_backspace () 964rxvt_term::scr_backspace ()
933{ 965{
934 want_refresh = 1; 966 want_refresh = 1;
967
935 if (screen.cur.col == 0) 968 if (screen.cur.col == 0)
936 { 969 {
937 if (screen.cur.row > 0) 970 if (screen.cur.row > 0)
938 { 971 {
939#ifdef TERMCAP_HAS_BW 972#ifdef TERMCAP_HAS_BW
940 screen.cur.col = TermWin.ncol - 1; 973 screen.cur.col = ncol - 1;
941 screen.cur.row--; 974 screen.cur.row--;
942 return; 975 return;
943#endif 976#endif
944
945 } 977 }
946 } 978 }
947 else if ((screen.flags & Screen_WrapNext) == 0) 979 else if (!(screen.flags & Screen_WrapNext))
948 scr_gotorc (0, -1, RELATIVE); 980 scr_gotorc (0, -1, RELATIVE);
981
949 screen.flags &= ~Screen_WrapNext; 982 screen.flags &= ~Screen_WrapNext;
950} 983}
951 984
952/* ------------------------------------------------------------------------- */ 985/* ------------------------------------------------------------------------- */
953/* 986/*
954 * Process Horizontal Tab 987 * Process Horizontal Tab
955 * count: +ve = forward; -ve = backwards 988 * count: +ve = forward; -ve = backwards
956 * XTERM_SEQ: CTRL-I 989 * XTERM_SEQ: CTRL-I
957 */ 990 */
958void 991void
959rxvt_term::scr_tab (int count) 992rxvt_term::scr_tab (int count, bool ht)
960{ 993{
961 int i, x; 994 int i, x;
962 995
963 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
964 want_refresh = 1; 996 want_refresh = 1;
965 i = x = screen.cur.col; 997 i = x = screen.cur.col;
998
966 if (count == 0) 999 if (count == 0)
967 return; 1000 return;
968 else if (count > 0) 1001 else if (count > 0)
969 { 1002 {
1003 line_t &l = ROW(screen.cur.row);
1004 rend_t base_rend = l.r[i];
1005 ht &= l.t[i] == ' ';
1006
970 for (; ++i < TermWin.ncol; ) 1007 for (; ++i < ncol; )
971 if (tabs[i]) 1008 if (tabs[i])
972 { 1009 {
973 x = i; 1010 x = i;
974 if (!--count) 1011 if (!--count)
975 break; 1012 break;
976 } 1013 }
1014 else
1015 ht &= l.t[i] == ' '
1016 && RS_SAME (l.r[i], base_rend);
1017
977 if (count) 1018 if (count)
978 x = TermWin.ncol - 1; 1019 x = ncol - 1;
1020
1021 // store horizontal tab commands as characters inside the text
1022 // buffer so they can be selected and pasted.
1023 if (ht && OPTION (Opt_pastableTabs))
1024 {
1025 base_rend = SET_FONT (base_rend, 0);
1026
1027 if (!l.is_longer ()) /* XXX: think about this */
1028 max_it (l.l, x);
1029
1030 i = screen.cur.col;
1031
1032 l.t[i] = '\t';
1033 l.r[i] = base_rend;
1034
1035 while (++i < x)
1036 {
1037 l.t[i] = NOCHAR;
1038 l.r[i] = base_rend;
1039 }
1040 }
979 } 1041 }
980 else /* if (count < 0) */ 1042 else /* if (count < 0) */
981 { 1043 {
982 for (; --i >= 0; ) 1044 for (; --i >= 0; )
983 if (tabs[i]) 1045 if (tabs[i])
984 { 1046 {
985 x = i; 1047 x = i;
986 if (!++count) 1048 if (!++count)
987 break; 1049 break;
988 } 1050 }
1051
989 if (count) 1052 if (count)
990 x = 0; 1053 x = 0;
991 } 1054 }
1055
992 if (x != screen.cur.col) 1056 if (x != screen.cur.col)
993 scr_gotorc (0, x, R_RELATIVE); 1057 scr_gotorc (0, x, R_RELATIVE);
994} 1058}
995 1059
996/* ------------------------------------------------------------------------- */ 1060/* ------------------------------------------------------------------------- */
… …
998 * Process DEC Back Index 1062 * Process DEC Back Index
999 * XTERM_SEQ: ESC 6 1063 * XTERM_SEQ: ESC 6
1000 * Move cursor left in row. If we're at the left boundary, shift everything 1064 * Move cursor left in row. If we're at the left boundary, shift everything
1001 * in that row right. Clear left column. 1065 * in that row right. Clear left column.
1002 */ 1066 */
1003#ifndef NO_FRILLS 1067#if ENABLE_FRILLS
1004void 1068void
1005rxvt_term::scr_backindex () 1069rxvt_term::scr_backindex ()
1006{ 1070{
1007 if (screen.cur.col > 0) 1071 if (screen.cur.col > 0)
1008 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1072 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1009 else 1073 else
1010 {
1011 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1012 return; /* um, yeah? */
1013 scr_insdel_chars (1, INSERT); 1074 scr_insdel_chars (1, INSERT);
1014 }
1015} 1075}
1016#endif 1076#endif
1017/* ------------------------------------------------------------------------- */ 1077/* ------------------------------------------------------------------------- */
1018/* 1078/*
1019 * Process DEC Forward Index 1079 * Process DEC Forward Index
1020 * XTERM_SEQ: ESC 9 1080 * XTERM_SEQ: ESC 9
1021 * Move cursor right in row. If we're at the right boundary, shift everything 1081 * Move cursor right in row. If we're at the right boundary, shift everything
1022 * in that row left. Clear right column. 1082 * in that row left. Clear right column.
1023 */ 1083 */
1024#ifndef NO_FRILLS 1084#if ENABLE_FRILLS
1025void 1085void
1026rxvt_term::scr_forwardindex () 1086rxvt_term::scr_forwardindex ()
1027{ 1087{
1028 int row;
1029
1030 if (screen.cur.col < TermWin.ncol - 1) 1088 if (screen.cur.col < ncol - 1)
1031 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1089 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1032 else 1090 else
1033 { 1091 {
1034 row = screen.cur.row + TermWin.saveLines; 1092 if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN
1035 if (screen.tlen[row] == 0) 1093 ROW(screen.cur.row).l = ncol;
1036 return; /* um, yeah? */ 1094
1037 else if (screen.tlen[row] == -1)
1038 screen.tlen[row] = TermWin.ncol;
1039 scr_gotorc (0, 0, R_RELATIVE); 1095 scr_gotorc (0, 0, R_RELATIVE);
1040 scr_insdel_chars (1, DELETE); 1096 scr_insdel_chars (1, DELETE);
1041 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1097 scr_gotorc (0, ncol - 1, R_RELATIVE);
1042 } 1098 }
1043} 1099}
1044#endif 1100#endif
1045 1101
1046/* ------------------------------------------------------------------------- */ 1102/* ------------------------------------------------------------------------- */
… …
1051rxvt_term::scr_gotorc (int row, int col, int relative) 1107rxvt_term::scr_gotorc (int row, int col, int relative)
1052{ 1108{
1053 want_refresh = 1; 1109 want_refresh = 1;
1054 ZERO_SCROLLBACK (); 1110 ZERO_SCROLLBACK ();
1055 1111
1056 D_SCREEN ((stderr, "rxvt_scr_gotorc (r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, screen.cur.row, screen.cur.col));
1057
1058 screen.cur.col = ((relative & C_RELATIVE) ? (screen.cur.col + col) 1112 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1059 : col); 1113 clamp_it (screen.cur.col, 0, ncol - 1);
1060 MAX_IT (screen.cur.col, 0);
1061 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1062 1114
1063 screen.flags &= ~Screen_WrapNext; 1115 screen.flags &= ~Screen_WrapNext;
1116
1064 if (relative & R_RELATIVE) 1117 if (relative & R_RELATIVE)
1065 { 1118 {
1066 if (row > 0) 1119 if (row > 0)
1067 { 1120 {
1068 if (screen.cur.row <= screen.bscroll 1121 if (screen.cur.row <= screen.bscroll
… …
1083 else 1136 else
1084 { 1137 {
1085 if (screen.flags & Screen_Relative) 1138 if (screen.flags & Screen_Relative)
1086 { /* relative origin mode */ 1139 { /* relative origin mode */
1087 screen.cur.row = row + screen.tscroll; 1140 screen.cur.row = row + screen.tscroll;
1088 MIN_IT (screen.cur.row, screen.bscroll); 1141 min_it (screen.cur.row, screen.bscroll);
1089 } 1142 }
1090 else 1143 else
1091 screen.cur.row = row; 1144 screen.cur.row = row;
1092 } 1145 }
1093 MAX_IT (screen.cur.row, 0);
1094 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1095}
1096 1146
1147 clamp_it (screen.cur.row, 0, nrow - 1);
1148}
1149
1097/* ------------------------------------------------------------------------- */ 1150/* ------------------------------------------------------------------------- */
1098/* 1151/*
1099 * direction should be UP or DN 1152 * direction should be UP or DN
1100 */ 1153 */
1101void 1154void
1102rxvt_term::scr_index (enum page_dirn direction) 1155rxvt_term::scr_index (enum page_dirn direction)
1103{ 1156{
1104 int dirn; 1157 int dirn;
1105 1158
1106 want_refresh = 1; 1159 want_refresh = 1;
1160 ZERO_SCROLLBACK ();
1161
1107 dirn = ((direction == UP) ? 1 : -1); 1162 dirn = ((direction == UP) ? 1 : -1);
1108 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1109
1110 ZERO_SCROLLBACK ();
1111 1163
1112 screen.flags &= ~Screen_WrapNext; 1164 screen.flags &= ~Screen_WrapNext;
1165
1113 if ((screen.cur.row == screen.bscroll && direction == UP) 1166 if ((screen.cur.row == screen.bscroll && direction == UP)
1114 || (screen.cur.row == screen.tscroll && direction == DN)) 1167 || (screen.cur.row == screen.tscroll && direction == DN))
1115 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1168 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1116 else 1169 else
1117 screen.cur.row += dirn; 1170 screen.cur.row += dirn;
1118 MAX_IT (screen.cur.row, 0); 1171
1119 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1172 clamp_it (screen.cur.row, 0, nrow - 1);
1120 selection_check (0); 1173 selection_check (0);
1121} 1174}
1122 1175
1123/* ------------------------------------------------------------------------- */ 1176/* ------------------------------------------------------------------------- */
1124/* 1177/*
… …
1128 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1181 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1129 */ 1182 */
1130void 1183void
1131rxvt_term::scr_erase_line (int mode) 1184rxvt_term::scr_erase_line (int mode)
1132{ 1185{
1133 unsigned int row, col, num; 1186 unsigned int col, num;
1134 1187
1135 want_refresh = 1; 1188 want_refresh = 1;
1136 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1137 ZERO_SCROLLBACK (); 1189 ZERO_SCROLLBACK ();
1138 1190
1139 selection_check (1); 1191 selection_check (1);
1140 1192
1141 screen.flags &= ~Screen_WrapNext; 1193 line_t &line = ROW(screen.cur.row);
1142 1194
1143 row = TermWin.saveLines + screen.cur.row;
1144 switch (mode) 1195 switch (mode)
1145 { 1196 {
1146 case 0: /* erase to end of line */ 1197 case 0: /* erase to end of line */
1147 col = screen.cur.col; 1198 col = screen.cur.col;
1148 num = TermWin.ncol - col; 1199 num = ncol - col;
1149 MIN_IT (screen.tlen[row], (int16_t)col); 1200 min_it (line.l, col);
1150 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1201 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1151 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1202 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1152 CLEAR_SELECTION (); 1203 CLEAR_SELECTION ();
1153 break; 1204 break;
1154 case 1: /* erase to beginning of line */ 1205 case 1: /* erase to beginning of line */
… …
1158 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1209 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1159 CLEAR_SELECTION (); 1210 CLEAR_SELECTION ();
1160 break; 1211 break;
1161 case 2: /* erase whole line */ 1212 case 2: /* erase whole line */
1162 col = 0; 1213 col = 0;
1163 num = TermWin.ncol; 1214 num = ncol;
1164 screen.tlen[row] = 0; 1215 line.l = 0;
1165 if (selection.beg.row <= screen.cur.row 1216 if (selection.beg.row <= screen.cur.row
1166 && selection.end.row >= screen.cur.row) 1217 && selection.end.row >= screen.cur.row)
1167 CLEAR_SELECTION (); 1218 CLEAR_SELECTION ();
1168 break; 1219 break;
1169 default: 1220 default:
1170 return; 1221 return;
1171 } 1222 }
1172 1223
1173 if (screen.text[row]) 1224 scr_blank_line (line, col, num, rstyle);
1174 scr_blank_line (& (screen.text[row][col]),
1175 & (screen.rend[row][col]), num, rstyle);
1176 else
1177 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1178} 1225}
1179 1226
1180/* ------------------------------------------------------------------------- */ 1227/* ------------------------------------------------------------------------- */
1181/* 1228/*
1182 * Erase part of whole of the screen 1229 * Erase part of whole of the screen
… …
1185 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1232 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1186 */ 1233 */
1187void 1234void
1188rxvt_term::scr_erase_screen (int mode) 1235rxvt_term::scr_erase_screen (int mode)
1189{ 1236{
1190 int num; 1237 int num;
1191 int32_t row, row_offset; 1238 int32_t row;
1192 rend_t ren; 1239 rend_t ren;
1193 XGCValues gcvalue; 1240 XGCValues gcvalue;
1194 1241
1195 want_refresh = 1; 1242 want_refresh = 1;
1196 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1197 ZERO_SCROLLBACK (); 1243 ZERO_SCROLLBACK ();
1198 row_offset = (int32_t)TermWin.saveLines;
1199 1244
1200 switch (mode) 1245 switch (mode)
1201 { 1246 {
1202 case 0: /* erase to end of screen */ 1247 case 0: /* erase to end of screen */
1203 selection_check (1); 1248 selection_check (1);
1204 scr_erase_line (0); 1249 scr_erase_line (0);
1205 row = screen.cur.row + 1; /* possible OOB */ 1250 row = screen.cur.row + 1; /* possible OOB */
1206 num = TermWin.nrow - row; 1251 num = nrow - row;
1207 break; 1252 break;
1208 case 1: /* erase to beginning of screen */ 1253 case 1: /* erase to beginning of screen */
1209 selection_check (3); 1254 selection_check (3);
1210 scr_erase_line (1); 1255 scr_erase_line (1);
1211 row = 0; 1256 row = 0;
1212 num = screen.cur.row; 1257 num = screen.cur.row;
1213 break; 1258 break;
1214 case 2: /* erase whole screen */ 1259 case 2: /* erase whole screen */
1215 selection_check (3); 1260 selection_check (3);
1216 row = 0; 1261 row = 0;
1217 num = TermWin.nrow; 1262 num = nrow;
1218 break; 1263 break;
1219 default: 1264 default:
1220 return; 1265 return;
1221 } 1266 }
1222 refresh_type |= REFRESH_BOUNDS; 1267
1223 if (selection.op && current_screen == selection.screen 1268 if (selection.op && current_screen == selection.screen
1224 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1269 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1225 || (selection.end.row >= row 1270 || (selection.end.row >= row
1226 && selection.end.row <= row + num))) 1271 && selection.end.row <= row + num)))
1227 CLEAR_SELECTION (); 1272 CLEAR_SELECTION ();
1273
1228 if (row >= TermWin.nrow) /* Out Of Bounds */ 1274 if (row >= nrow) /* Out Of Bounds */
1229 return; 1275 return;
1230 MIN_IT (num, (TermWin.nrow - row)); 1276
1277 min_it (num, nrow - row);
1278
1231 if (rstyle & (RS_RVid | RS_Uline)) 1279 if (rstyle & (RS_RVid | RS_Uline))
1232 ren = (rend_t) ~RS_None; 1280 ren = (rend_t) ~RS_None;
1233 else if (GET_BASEBG (rstyle) == Color_bg) 1281 else if (GET_BASEBG (rstyle) == Color_bg)
1234 { 1282 {
1235 ren = DEFAULT_RSTYLE; 1283 ren = DEFAULT_RSTYLE;
1236 CLEAR_ROWS (row, num); 1284 CLEAR_ROWS (row, num);
1237 } 1285 }
1238 else 1286 else
1239 { 1287 {
1240 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1288 ren = rstyle & (RS_fgMask | RS_bgMask);
1241 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1289 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1242 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1290 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1243 ERASE_ROWS (row, num); 1291 ERASE_ROWS (row, num);
1244 gcvalue.foreground = PixColors[Color_fg]; 1292 gcvalue.foreground = pix_colors[Color_fg];
1245 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1293 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1246 } 1294 }
1295
1247 for (; num--; row++) 1296 for (; num--; row++)
1248 { 1297 {
1249 scr_blank_screen_mem (screen.text, screen.rend, 1298 ROW (row).l = 0;
1250 (unsigned int) (row + row_offset), rstyle); 1299 scr_blank_screen_mem (ROW (row), rstyle);
1251 screen.tlen[row + row_offset] = 0; 1300 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1252 scr_blank_line (drawn_text[row], drawn_rend[row],
1253 (unsigned int)TermWin.ncol, ren);
1254 } 1301 }
1255} 1302}
1303
1304#if ENABLE_FRILLS
1305void
1306rxvt_term::scr_erase_savelines ()
1307{
1308 want_refresh = 1;
1309 ZERO_SCROLLBACK ();
1310
1311 nsaved = 0;
1312}
1313#endif
1256 1314
1257/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1258/* 1316/*
1259 * Fill the screen with `E's 1317 * Fill the screen with `E's
1260 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1318 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1261 */ 1319 */
1262void 1320void
1263rxvt_term::scr_E () 1321rxvt_term::scr_E ()
1264{ 1322{
1265 int i, j, k; 1323 rend_t fs;
1266 rend_t *r1, fs;
1267 1324
1268 want_refresh = 1; 1325 want_refresh = 1;
1326 ZERO_SCROLLBACK ();
1327
1269 num_scr_allow = 0; 1328 num_scr_allow = 0;
1270 ZERO_SCROLLBACK ();
1271 selection_check (3); 1329 selection_check (3);
1272 1330
1273 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1331 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1274 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1332 for (int row = nrow; row--; )
1275 { 1333 {
1276 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1334 line_t &line = ROW(row);
1335
1277 fill_text (screen.text[k], 'E', TermWin.ncol); 1336 fill_text (line.t, 'E', ncol);
1278 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1337 rend_t *r1 = line.r;
1338
1339 for (int j = ncol; j--; )
1279 *r1++ = fs; 1340 *r1++ = fs;
1341
1342 line.l = ncol; /* make the `E's selectable */
1280 } 1343 }
1281} 1344}
1282 1345
1283/* ------------------------------------------------------------------------- */ 1346/* ------------------------------------------------------------------------- */
1284/* 1347/*
1285 * Insert/Delete <count> lines 1348 * Insert/Delete <count> lines
1286 */ 1349 */
1287void 1350void
1288rxvt_term::scr_insdel_lines (int count, int insdel) 1351rxvt_term::scr_insdel_lines (int count, int insdel)
1289{ 1352{
1290 int end; 1353 int end;
1291 1354
1292 ZERO_SCROLLBACK (); 1355 ZERO_SCROLLBACK ();
1293 1356
1294 selection_check (1); 1357 selection_check (1);
1295 1358
… …
1302 if (insdel == DELETE) 1365 if (insdel == DELETE)
1303 return; 1366 return;
1304 else if (insdel == INSERT) 1367 else if (insdel == INSERT)
1305 count = end; 1368 count = end;
1306 } 1369 }
1307 screen.flags &= ~Screen_WrapNext;
1308 1370
1371 scr_do_wrap ();
1372
1309 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1373 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1310} 1374}
1311 1375
1312/* ------------------------------------------------------------------------- */ 1376/* ------------------------------------------------------------------------- */
1313/* 1377/*
1314 * Insert/Delete <count> characters from the current position 1378 * Insert/Delete <count> characters from the current position
1315 */ 1379 */
1316void 1380void
1317rxvt_term::scr_insdel_chars (int count, int insdel) 1381rxvt_term::scr_insdel_chars (int count, int insdel)
1318{ 1382{
1319 int col, row; 1383 int col, row;
1320 rend_t tr; 1384 rend_t tr;
1321 text_t *stp;
1322 rend_t *srp;
1323 int16_t *slp;
1324 1385
1325 want_refresh = 1; 1386 want_refresh = 1;
1326 ZERO_SCROLLBACK (); 1387 ZERO_SCROLLBACK ();
1327 1388
1328 if (count <= 0) 1389 if (count <= 0)
1329 return; 1390 return;
1330 1391
1392 scr_do_wrap ();
1393
1331 selection_check (1); 1394 selection_check (1);
1332 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1395 min_it (count, ncol - screen.cur.col);
1333 1396
1334 row = screen.cur.row + TermWin.saveLines;
1335 screen.flags &= ~Screen_WrapNext;
1336
1337 stp = screen.text[row];
1338 srp = screen.rend[row]; 1397 row = screen.cur.row;
1339 slp = & (screen.tlen[row]); 1398
1399 line_t *line = &ROW(row);
1400
1340 switch (insdel) 1401 switch (insdel)
1341 { 1402 {
1342 case INSERT: 1403 case INSERT:
1343 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1404 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1344 col--)
1345 { 1405 {
1346 stp[col] = stp[col - count]; 1406 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1407 line->r[col] = line->r[col - count];
1348 } 1408 }
1349 if (*slp != -1) 1409
1410 if (!line->is_longer ())
1350 { 1411 {
1351 *slp += count; 1412 line->l += count;
1352 MIN_IT (*slp, TermWin.ncol); 1413 min_it (line->l, ncol);
1353 } 1414 }
1415
1354 if (selection.op && current_screen == selection.screen 1416 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1417 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1356 { 1418 {
1357 if (selection.end.row != screen.cur.row 1419 if (selection.end.row != screen.cur.row
1358 || (selection.end.col + count >= TermWin.ncol)) 1420 || (selection.end.col + count >= ncol))
1359 CLEAR_SELECTION (); 1421 CLEAR_SELECTION ();
1360 else 1422 else
1361 { /* shift selection */ 1423 { /* shift selection */
1362 selection.beg.col += count; 1424 selection.beg.col += count;
1363 selection.mark.col += count; /* XXX: yes? */ 1425 selection.mark.col += count; /* XXX: yes? */
1364 selection.end.col += count; 1426 selection.end.col += count;
1365 } 1427 }
1366 } 1428 }
1367 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1429
1368 (unsigned int)count, rstyle); 1430 scr_blank_line (*line, screen.cur.col, count, rstyle);
1369 break; 1431 break;
1432
1370 case ERASE: 1433 case ERASE:
1371 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1434 screen.cur.col += count; /* don't worry if > ncol */
1372 selection_check (1); 1435 selection_check (1);
1373 screen.cur.col -= count; 1436 screen.cur.col -= count;
1374 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1437 scr_blank_line (*line, screen.cur.col, count, rstyle);
1375 (unsigned int)count, rstyle);
1376 break; 1438 break;
1439
1377 case DELETE: 1440 case DELETE:
1378 tr = srp[TermWin.ncol - 1]
1379 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1441 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1442
1380 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1443 for (col = screen.cur.col; (col + count) < ncol; col++)
1381 { 1444 {
1382 stp[col] = stp[col + count]; 1445 line->t[col] = line->t[col + count];
1383 srp[col] = srp[col + count]; 1446 line->r[col] = line->r[col + count];
1384 } 1447 }
1385 scr_blank_line (& (stp[TermWin.ncol - count]), 1448
1386 & (srp[TermWin.ncol - count]), 1449 scr_blank_line (*line, ncol - count, count, tr);
1387 (unsigned int)count, tr); 1450
1388 if (*slp == -1) /* break line continuation */ 1451 if (line->is_longer ()) /* break line continuation */
1389 *slp = TermWin.ncol; 1452 line->l = ncol;
1390 *slp -= count; 1453
1391 MAX_IT (*slp, 0); 1454 line->l = max (line->l - count, 0);
1455
1392 if (selection.op && current_screen == selection.screen 1456 if (selection.op && current_screen == selection.screen
1393 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1457 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1394 { 1458 {
1395 if (selection.end.row != screen.cur.row 1459 if (selection.end.row != screen.cur.row
1396 || (screen.cur.col >= selection.beg.col - count) 1460 || (screen.cur.col >= selection.beg.col - count)
1397 || selection.end.col >= TermWin.ncol) 1461 || selection.end.col >= ncol)
1398 CLEAR_SELECTION (); 1462 CLEAR_SELECTION ();
1399 else 1463 else
1400 { 1464 {
1401 /* shift selection */ 1465 /* shift selection */
1402 selection.beg.col -= count; 1466 selection.beg.col -= count;
1403 selection.mark.col -= count; /* XXX: yes? */ 1467 selection.mark.col -= count; /* XXX: yes? */
1404 selection.end.col -= count; 1468 selection.end.col -= count;
1405 } 1469 }
1406 } 1470 }
1471
1407 break; 1472 break;
1408 } 1473 }
1409} 1474}
1410 1475
1411/* ------------------------------------------------------------------------- */ 1476/* ------------------------------------------------------------------------- */
… …
1414 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1479 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1415 */ 1480 */
1416void 1481void
1417rxvt_term::scr_scroll_region (int top, int bot) 1482rxvt_term::scr_scroll_region (int top, int bot)
1418{ 1483{
1419 MAX_IT (top, 0); 1484 max_it (top, 0);
1420 MIN_IT (bot, (int)TermWin.nrow - 1); 1485 min_it (bot, nrow - 1);
1486
1421 if (top > bot) 1487 if (top > bot)
1422 return; 1488 return;
1489
1423 screen.tscroll = top; 1490 screen.tscroll = top;
1424 screen.bscroll = bot; 1491 screen.bscroll = bot;
1425 scr_gotorc (0, 0, 0); 1492 scr_gotorc (0, 0, 0);
1426} 1493}
1427 1494
… …
1433 */ 1500 */
1434void 1501void
1435rxvt_term::scr_cursor_visible (int mode) 1502rxvt_term::scr_cursor_visible (int mode)
1436{ 1503{
1437 want_refresh = 1; 1504 want_refresh = 1;
1505
1438 if (mode) 1506 if (mode)
1439 screen.flags |= Screen_VisibleCursor; 1507 screen.flags |= Screen_VisibleCursor;
1440 else 1508 else
1441 screen.flags &= ~Screen_VisibleCursor; 1509 screen.flags &= ~Screen_VisibleCursor;
1442} 1510}
… …
1451rxvt_term::scr_autowrap (int mode) 1519rxvt_term::scr_autowrap (int mode)
1452{ 1520{
1453 if (mode) 1521 if (mode)
1454 screen.flags |= Screen_Autowrap; 1522 screen.flags |= Screen_Autowrap;
1455 else 1523 else
1456 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1524 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1457} 1525}
1458 1526
1459/* ------------------------------------------------------------------------- */ 1527/* ------------------------------------------------------------------------- */
1460/* 1528/*
1461 * Set/unset margin origin mode 1529 * Set/unset margin origin mode
… …
1471{ 1539{
1472 if (mode) 1540 if (mode)
1473 screen.flags |= Screen_Relative; 1541 screen.flags |= Screen_Relative;
1474 else 1542 else
1475 screen.flags &= ~Screen_Relative; 1543 screen.flags &= ~Screen_Relative;
1544
1476 scr_gotorc (0, 0, 0); 1545 scr_gotorc (0, 0, 0);
1477} 1546}
1478 1547
1479/* ------------------------------------------------------------------------- */ 1548/* ------------------------------------------------------------------------- */
1480/* 1549/*
… …
1500 */ 1569 */
1501void 1570void
1502rxvt_term::scr_set_tab (int mode) 1571rxvt_term::scr_set_tab (int mode)
1503{ 1572{
1504 if (mode < 0) 1573 if (mode < 0)
1505 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1574 memset (tabs, 0, ncol * sizeof (char));
1506 else if (screen.cur.col < TermWin.ncol) 1575 else if (screen.cur.col < ncol)
1507 tabs[screen.cur.col] = (mode ? 1 : 0); 1576 tabs[screen.cur.col] = (mode ? 1 : 0);
1508} 1577}
1509 1578
1510/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1511/* 1580/*
… …
1514 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1583 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1515 */ 1584 */
1516void 1585void
1517rxvt_term::scr_rvideo_mode (int mode) 1586rxvt_term::scr_rvideo_mode (int mode)
1518{ 1587{
1519 XGCValues gcvalue; 1588 XGCValues gcvalue;
1520 1589
1521 if (rvideo != mode) 1590 if (rvideo != mode)
1522 { 1591 {
1523 rvideo = mode; 1592 rvideo = mode;
1524 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1593 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1525#if defined(XPM_BACKGROUND) 1594#if XPM_BACKGROUND
1526 if (bgPixmap.pixmap == None) 1595 if (bgPixmap.pixmap == None)
1527#endif 1596#endif
1528#if defined(TRANSPARENT) 1597#if TRANSPARENT
1529 if (! (Options & Opt_transparent) || am_transparent == 0) 1598 if (! OPTION (Opt_transparent) || am_transparent == 0)
1530#endif 1599#endif
1531 XSetWindowBackground (display->display, TermWin.vt, 1600 XSetWindowBackground (display->display, vt,
1532 PixColors[Color_bg]); 1601 pix_colors[Color_bg]);
1533 1602
1534 gcvalue.foreground = PixColors[Color_fg]; 1603 gcvalue.foreground = pix_colors[Color_fg];
1535 gcvalue.background = PixColors[Color_bg]; 1604 gcvalue.background = pix_colors[Color_bg];
1536 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1605 XChangeGC (display->display, gc, GCBackground | GCForeground,
1537 &gcvalue); 1606 &gcvalue);
1538 scr_clear (); 1607 scr_clear ();
1539 scr_touch (true); 1608 scr_touch (true);
1540 } 1609 }
1541} 1610}
… …
1588 * XTERM_SEQ: Invoke G2 character set: ESC N 1657 * XTERM_SEQ: Invoke G2 character set: ESC N
1589 * XTERM_SEQ: Invoke G3 character set: ESC O 1658 * XTERM_SEQ: Invoke G3 character set: ESC O
1590 */ 1659 */
1591void 1660void
1592rxvt_term::scr_charset_choose (int set) 1661rxvt_term::scr_charset_choose (int set)
1593 { 1662{
1594 screen.charset = set; 1663 screen.charset = set;
1595 set_font_style (); 1664 set_font_style ();
1596 } 1665}
1597 1666
1598/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1599/* 1668/*
1600 * Set a font 1669 * Set a font
1601 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1670 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1604 * XTERM_SEQ: Set G3 character set: ESC + <C> 1673 * XTERM_SEQ: Set G3 character set: ESC + <C>
1605 * See set_font_style for possible values for <C> 1674 * See set_font_style for possible values for <C>
1606 */ 1675 */
1607void 1676void
1608rxvt_term::scr_charset_set (int set, unsigned int ch) 1677rxvt_term::scr_charset_set (int set, unsigned int ch)
1609 { 1678{
1610 charsets[set] = (unsigned char)ch; 1679 charsets[set] = (unsigned char)ch;
1611 set_font_style (); 1680 set_font_style ();
1612 } 1681}
1613 1682
1614 1683
1615/* ------------------------------------------------------------------------- * 1684/* ------------------------------------------------------------------------- *
1616 * MAJOR SCREEN MANIPULATION * 1685 * MAJOR SCREEN MANIPULATION *
1617 * ------------------------------------------------------------------------- */ 1686 * ------------------------------------------------------------------------- */
… …
1622bool 1691bool
1623rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1692rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1624{ 1693{
1625 bool found = false; 1694 bool found = false;
1626 1695
1627 for (int i = 0; i < TermWin.nrow; i++) 1696 for (int i = 0; i < nrow; i++)
1628 { 1697 {
1629 int col = 0; 1698 int col = 0;
1630 rend_t *drp = drawn_rend [i]; 1699 rend_t *drp = drawn_buf[i].r;
1631 1700
1632 for (; col < TermWin.ncol; col++, drp++) 1701 for (; col < ncol; col++, drp++)
1633 if ((*drp & mask) == value) 1702 if ((*drp & mask) == value)
1634 { 1703 {
1635 found = true; 1704 found = true;
1636 *drp = ~value; 1705 *drp = ~value;
1637 } 1706 }
… …
1648 PART_END, 1717 PART_END,
1649 RC_COUNT 1718 RC_COUNT
1650}; 1719};
1651 1720
1652void 1721void
1653rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1722rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1654{ 1723{
1655 int i; 1724 int i;
1656 row_col_t rc[RC_COUNT]; 1725 row_col_t rc[RC_COUNT];
1657 1726
1658 if (drawn_text == NULL) /* sanity check */ 1727 if (!drawn_buf) /* sanity check */
1659 return; 1728 return;
1660 1729
1661#ifdef DEBUG_STRICT 1730#ifndef NO_SLOW_LINK_SUPPORT
1662 x = max (x, (int)TermWin.int_bwidth); 1731 if (refresh_type == FAST_REFRESH && !display->is_local)
1663 x = min (x, (int)TermWin.width); 1732 {
1664 y = max (y, (int)TermWin.int_bwidth); 1733 y = 0;
1665 y = min (y, (int)TermWin.height); 1734 eheight = height;
1735 }
1666#endif 1736#endif
1667 1737
1668 /* round down */ 1738 /* round down */
1669 rc[PART_BEG].col = Pixel2Col (x); 1739 rc[PART_BEG].col = Pixel2Col (x);
1670 rc[PART_BEG].row = Pixel2Row (y); 1740 rc[PART_BEG].row = Pixel2Row (y);
1671 /* round up */ 1741 /* round up */
1672 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1742 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1673 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1743 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1674 1744
1675 /* sanity checks */ 1745 /* sanity checks */
1676 for (i = PART_BEG; i < RC_COUNT; i++) 1746 for (i = PART_BEG; i < RC_COUNT; i++)
1677 { 1747 {
1678 MIN_IT (rc[i].col, TermWin.ncol - 1); 1748 min_it (rc[i].col, ncol - 1);
1679 MIN_IT (rc[i].row, TermWin.nrow - 1); 1749 min_it (rc[i].row, nrow - 1);
1680 } 1750 }
1681
1682 D_SCREEN ((stderr, "rxvt_scr_expose (x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)- (c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1683 1751
1684 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1752 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1685 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1753 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1686 (rc[PART_END].col - rc[PART_BEG].col + 1));
1687 1754
1688 if (refresh) 1755 if (refresh)
1689 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1756 scr_refresh (SLOW_REFRESH);
1690} 1757}
1691 1758
1692/* ------------------------------------------------------------------------- */ 1759/* ------------------------------------------------------------------------- */
1693/* 1760/*
1694 * Refresh the entire screen 1761 * Refresh the entire screen
1695 */ 1762 */
1696void 1763void
1697rxvt_term::scr_touch (bool refresh) 1764rxvt_term::scr_touch (bool refresh)
1698{ 1765{
1699 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1766 scr_expose (0, 0, width, height, refresh);
1700} 1767}
1701 1768
1702/* ------------------------------------------------------------------------- */ 1769/* ------------------------------------------------------------------------- */
1703/* 1770/*
1704 * Move the display so that the line represented by scrollbar value Y is at 1771 * Move the display so that the line represented by scrollbar value Y is at
… …
1706 */ 1773 */
1707int 1774int
1708rxvt_term::scr_move_to (int y, int len) 1775rxvt_term::scr_move_to (int y, int len)
1709{ 1776{
1710 long p = 0; 1777 long p = 0;
1711 uint16_t oldviewstart; 1778 unsigned int oldviewstart;
1712 1779
1713 oldviewstart = TermWin.view_start; 1780 oldviewstart = view_start;
1781
1714 if (y < len) 1782 if (y < len)
1715 { 1783 {
1716 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len; 1784 p = (nrow + nsaved) * (len - y) / len;
1717 p -= (long) (TermWin.nrow - 1); 1785 p -= (long) (nrow - 1);
1718 p = max (p, 0); 1786 p = max (p, 0);
1719 } 1787 }
1720 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled); 1788
1721 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start)); 1789 view_start = (unsigned int)min (p, nsaved);
1722 1790
1723 return scr_changeview (oldviewstart); 1791 return scr_changeview (oldviewstart);
1724} 1792}
1725 1793
1726/* ------------------------------------------------------------------------- */ 1794/* ------------------------------------------------------------------------- */
… …
1729 * direction should be UP or DN 1797 * direction should be UP or DN
1730 */ 1798 */
1731int 1799int
1732rxvt_term::scr_page (enum page_dirn direction, int nlines) 1800rxvt_term::scr_page (enum page_dirn direction, int nlines)
1733{ 1801{
1734 int n; 1802 int n;
1735 uint16_t oldviewstart; 1803 unsigned int oldviewstart;
1736 1804
1737 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1738#ifdef DEBUG_STRICT
1739 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1740#endif
1741 oldviewstart = TermWin.view_start; 1805 oldviewstart = view_start;
1806
1742 if (direction == UP) 1807 if (direction == UP)
1743 { 1808 {
1744 n = TermWin.view_start + nlines; 1809 n = view_start + nlines;
1745 TermWin.view_start = min (n, TermWin.nscrolled); 1810 view_start = min (n, nsaved);
1746 } 1811 }
1747 else 1812 else
1748 { 1813 {
1749 n = TermWin.view_start - nlines; 1814 n = view_start - nlines;
1750 TermWin.view_start = max (n, 0); 1815 view_start = max (n, 0);
1751 } 1816 }
1817
1752 return scr_changeview (oldviewstart); 1818 return scr_changeview (oldviewstart);
1753} 1819}
1754 1820
1755int 1821int
1756rxvt_term::scr_changeview (uint16_t oldviewstart) 1822rxvt_term::scr_changeview (unsigned int oldviewstart)
1757{ 1823{
1758 if (TermWin.view_start != oldviewstart) 1824 if (view_start != oldviewstart)
1759 { 1825 {
1760 want_refresh = 1; 1826 want_refresh = 1;
1761 num_scr -= (TermWin.view_start - oldviewstart); 1827 num_scr -= (view_start - oldviewstart);
1762 } 1828 }
1829
1763 return (int) (TermWin.view_start - oldviewstart); 1830 return (int) (view_start - oldviewstart);
1764} 1831}
1765 1832
1766/* ------------------------------------------------------------------------- */ 1833/* ------------------------------------------------------------------------- */
1767void 1834void
1768rxvt_term::scr_bell () 1835rxvt_term::scr_bell ()
1769{ 1836{
1770#ifndef NO_BELL 1837#ifndef NO_BELL
1838
1771# ifndef NO_MAPALERT 1839# ifndef NO_MAPALERT
1772# ifdef MAPALERT_OPTION 1840# ifdef MAPALERT_OPTION
1773 if (Options & Opt_mapAlert) 1841 if (OPTION (Opt_mapAlert))
1774# endif 1842# endif
1775 XMapWindow (display->display, TermWin.parent[0]); 1843 XMapWindow (display->display, parent[0]);
1776# endif 1844# endif
1777 if (Options & Opt_visualBell) 1845
1846 if (OPTION (Opt_visualBell))
1778 { 1847 {
1779 scr_rvideo_mode (!rvideo); /* refresh also done */ 1848 scr_rvideo_mode (!rvideo); /* refresh also done */
1849 rxvt_usleep (VISUAL_BELL_DURATION);
1780 scr_rvideo_mode (!rvideo); /* refresh also done */ 1850 scr_rvideo_mode (!rvideo); /* refresh also done */
1781 } 1851 }
1782 else 1852 else
1783 XBell (display->display, 0); 1853 XBell (display->display, 0);
1854
1784#endif 1855#endif
1785} 1856}
1786 1857
1787/* ------------------------------------------------------------------------- */ 1858/* ------------------------------------------------------------------------- */
1788/* ARGSUSED */ 1859/* ARGSUSED */
1789void 1860void
1790rxvt_term::scr_printscreen (int fullhist) 1861rxvt_term::scr_printscreen (int fullhist)
1791{ 1862{
1792#ifdef PRINTPIPE 1863#ifdef PRINTPIPE
1793 int i, r1, nrows, row_offset; 1864 int nrows, row_start;
1794 text_t *t; 1865 FILE *fd;
1795 FILE *fd;
1796 1866
1797 if ((fd = popen_printer ()) == NULL) 1867 if ((fd = popen_printer ()) == NULL)
1798 return; 1868 return;
1799 nrows = TermWin.nrow; 1869
1800 row_offset = TermWin.saveLines;
1801 if (!fullhist) 1870 if (fullhist)
1802 row_offset -= TermWin.view_start; 1871 {
1872 nrows = nrow + nsaved;
1873 row_start = -nsaved;
1874 }
1803 else 1875 else
1804 { 1876 {
1805 nrows += TermWin.nscrolled; 1877 nrows = nrow;
1806 row_offset -= TermWin.nscrolled; 1878 row_start = -view_start;
1807 } 1879 }
1808 1880
1881 wctomb (0, 0);
1882
1809 for (r1 = 0; r1 < nrows; r1++) 1883 for (int r1 = 0; r1 < nrows; r1++)
1810 {
1811 t = screen.text[r1 + row_offset];
1812 for (i = TermWin.ncol - 1; i >= 0; i--)
1813 if (!isspace (t[i]))
1814 break;
1815 fprintf (fd, "%.*s\n", (i + 1), t);
1816 } 1884 {
1885 text_t *tp = ROW(r1).t;
1886 int len = ROW(r1).l;
1887
1888 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1889 {
1890 char mb[MB_LEN_MAX];
1891 text_t t = *tp++;
1892 if (t == NOCHAR)
1893 continue;
1894
1895 len = wctomb (mb, t);
1896
1897 if (len <= 0)
1898 {
1899 mb[0] = ' ';
1900 len = 1;
1901 }
1902
1903 fwrite (mb, 1, len, fd);
1904 }
1905
1906 fputc ('\n', fd);
1907 }
1908
1817 pclose_printer (fd); 1909 pclose_printer (fd);
1818#endif 1910#endif
1819} 1911}
1820 1912
1821/* ------------------------------------------------------------------------- */ 1913/* ------------------------------------------------------------------------- */
1822/* 1914/*
1823 * Refresh the screen 1915 * Refresh the screen
1824 * drawn_text/drawn_rend contain the screen information before the update. 1916 * drawn_text/drawn_rend contain the screen information before the update.
1825 * screen.text/screen.rend contain what the screen will change to. 1917 * screen.text/screen.rend contain what the screen will change to.
1826 */ 1918 */
1827
1828#define FONT_WIDTH(X, Y) \
1829 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1830#define FONT_RBEAR(X, Y) \
1831 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1832#define FONT_LBEAR(X, Y) \
1833 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1834#define IS_FONT_CHAR(X, Y) \
1835 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1836
1837void 1919void
1838rxvt_term::scr_refresh (unsigned char refresh_type) 1920rxvt_term::scr_refresh (unsigned char refresh_type)
1839{ 1921{
1840 unsigned char clearfirst, /* first character writes before cell */
1841 clearlast, /* last character writes beyond cell */
1842 must_clear, /* use draw_string not draw_image_string */ 1922 unsigned char must_clear, /* use draw_string not draw_image_string */
1843 rvid, /* reverse video this position */
1844 showcursor; /* show the cursor */ 1923 showcursor; /* show the cursor */
1845 int16_t col, row, /* column/row we're processing */ 1924 int16_t col, row, /* column/row we're processing */
1846 ocrow; /* old cursor row */ 1925 ocrow; /* old cursor row */
1847 int i, /* tmp */ 1926 int i; /* tmp */
1848 row_offset; /* basic offset in screen structure */
1849#ifndef NO_CURSORCOLOR 1927#ifndef NO_CURSORCOLOR
1850 rend_t cc1; /* store colours at cursor position (s) */ 1928 rend_t cc1; /* store colours at cursor position (s) */
1851#endif 1929#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1930 rend_t *crp; // cursor rendition pointer
1853 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1854 1931
1932 want_refresh = 0; /* screen is current */
1933
1855 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1934 if (refresh_type == NO_REFRESH || !mapped)
1856 return; 1935 return;
1857 1936
1858 /* 1937 /*
1859 * A: set up vars 1938 * A: set up vars
1860 */ 1939 */
1861 clearfirst = clearlast = must_clear = 0; 1940 must_clear = 0;
1862
1863 refresh_count = 0; 1941 refresh_count = 0;
1864 1942
1865 row_offset = TermWin.saveLines - TermWin.view_start;
1866
1867 if ((refresh_type & REFRESH_BOUNDS))
1868 {
1869 clearfirst = clearlast = 1;
1870 refresh_type &= ~REFRESH_BOUNDS;
1871 }
1872
1873#ifdef XPM_BACKGROUND 1943#if XPM_BACKGROUND
1874 must_clear |= (bgPixmap.pixmap != None); 1944 must_clear |= bgPixmap.pixmap != None;
1875#endif 1945#endif
1876#ifdef TRANSPARENT 1946#if TRANSPARENT
1877 must_clear |= ((Options & Opt_transparent) && am_transparent); 1947 must_clear |= OPTION (Opt_transparent) && am_transparent;
1878#endif 1948#endif
1879 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1949 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1880 1950
1881 /* 1951 /*
1882 * B: reverse any characters which are selected 1952 * B: reverse any characters which are selected
… …
1885 1955
1886 /* 1956 /*
1887 * C: set the cursor character (s) 1957 * C: set the cursor character (s)
1888 */ 1958 */
1889 { 1959 {
1890 unsigned char setoldcursor; 1960 unsigned char setoldcursor;
1891 rend_t ccol1, /* Cursor colour */ 1961 rend_t ccol1, /* Cursor colour */
1892 ccol2; /* Cursor colour2 */ 1962 ccol2; /* Cursor colour2 */
1893 1963
1894 showcursor = (screen.flags & Screen_VisibleCursor); 1964 showcursor = (screen.flags & Screen_VisibleCursor);
1895#ifdef CURSOR_BLINK 1965#ifdef CURSOR_BLINK
1896 if (hidden_cursor) 1966 if (hidden_cursor)
1897 showcursor = 0; 1967 showcursor = 0;
1898#endif 1968#endif
1899 1969
1900 if (showcursor) 1970 if (showcursor)
1901 { 1971 {
1902 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 1972 int col = screen.cur.col;
1903 [screen.cur.col]);
1904 1973
1974 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1975 col--;
1976
1977 crp = &ROW(screen.cur.row).r[col];
1978
1905 if (showcursor && TermWin.focus) 1979 if (showcursor && focus)
1906 { 1980 {
1981 if (OPTION (Opt_cursorUnderline))
1982 *crp ^= RS_Uline;
1983 else
1984 {
1907 *srp ^= RS_RVid; 1985 *crp ^= RS_RVid;
1986
1908#ifndef NO_CURSORCOLOR 1987#ifndef NO_CURSORCOLOR
1909 cc1 = *srp & (RS_fgMask | RS_bgMask); 1988 cc1 = *crp & (RS_fgMask | RS_bgMask);
1910 if (ISSET_PIXCOLOR (Color_cursor)) 1989 if (ISSET_PIXCOLOR (Color_cursor))
1911 ccol1 = Color_cursor; 1990 ccol1 = Color_cursor;
1912 else 1991 else
1913#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1992#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1914 ccol1 = GET_FGCOLOR (rstyle); 1993 ccol1 = fgcolor_of (rstyle);
1915#else 1994#else
1916 ccol1 = Color_fg; 1995 ccol1 = Color_fg;
1917#endif 1996#endif
1918 if (ISSET_PIXCOLOR (Color_cursor2)) 1997 if (ISSET_PIXCOLOR (Color_cursor2))
1919 ccol2 = Color_cursor2; 1998 ccol2 = Color_cursor2;
1920 else 1999 else
1921#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2000#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1922 ccol2 = GET_BGCOLOR (rstyle); 2001 ccol2 = bgcolor_of (rstyle);
1923#else 2002#else
1924 ccol2 = Color_bg; 2003 ccol2 = Color_bg;
1925#endif 2004#endif
1926 *srp = SET_FGCOLOR (*srp, ccol1); 2005 *crp = SET_FGCOLOR (*crp, ccol1);
1927 *srp = SET_BGCOLOR (*srp, ccol2); 2006 *crp = SET_BGCOLOR (*crp, ccol2);
1928#endif 2007#endif
2008 }
1929 } 2009 }
1930 } 2010 }
1931 2011
1932 /* make sure no outline cursor is left around */ 2012 /* make sure no outline cursor is left around */
1933 setoldcursor = 0; 2013 setoldcursor = 0;
1934 if (ocrow != -1) 2014 if (ocrow != -1)
1935 { 2015 {
1936 if (screen.cur.row + TermWin.view_start != ocrow 2016 if (screen.cur.row + view_start != ocrow
1937 || screen.cur.col != oldcursor.col) 2017 || screen.cur.col != oldcursor.col)
1938 { 2018 {
1939 if (ocrow < TermWin.nrow 2019 if (ocrow < nrow
1940 && oldcursor.col < TermWin.ncol) 2020 && oldcursor.col < ncol)
1941 {
1942 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2021 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1943 } 2022
1944 if (TermWin.focus || !showcursor) 2023 if (focus || !showcursor)
1945 oldcursor.row = -1; 2024 oldcursor.row = -1;
1946 else 2025 else
1947 setoldcursor = 1; 2026 setoldcursor = 1;
1948 } 2027 }
1949 } 2028 }
1950 else if (!TermWin.focus) 2029 else if (!focus)
1951 setoldcursor = 1; 2030 setoldcursor = 1;
2031
1952 if (setoldcursor) 2032 if (setoldcursor)
1953 { 2033 {
1954 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2034 if (screen.cur.row + view_start >= nrow)
1955 oldcursor.row = -1; 2035 oldcursor.row = -1;
1956 else 2036 else
1957 { 2037 {
1958 oldcursor.row = screen.cur.row + TermWin.view_start; 2038 oldcursor.row = screen.cur.row + view_start;
1959 oldcursor.col = screen.cur.col; 2039 oldcursor.col = screen.cur.col;
1960 } 2040 }
1961 } 2041 }
1962 } 2042 }
2043
2044#if ENABLE_OVERLAY
2045 scr_swap_overlay ();
2046#endif
1963 2047
1964#ifndef NO_SLOW_LINK_SUPPORT 2048#ifndef NO_SLOW_LINK_SUPPORT
1965 /* 2049 /*
1966 * D: CopyArea pass - very useful for slower links 2050 * D: CopyArea pass - very useful for slower links
1967 * This has been deliberately kept simple. 2051 * This has been deliberately kept simple.
1968 */ 2052 */
1969 i = num_scr; 2053 i = num_scr;
2054 if (!display->is_local
1970 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2055 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1971 && abs (i) < TermWin.nrow && !must_clear) 2056 && abs (num_scr) < nrow && !must_clear)
1972 { 2057 {
1973 int16_t nits; 2058 int16_t nits;
1974 int j; 2059 int j;
1975 rend_t *drp2;
1976 text_t *dtp2;
1977 int len, wlen; 2060 int len, wlen;
1978 2061
1979 j = TermWin.nrow; 2062 j = nrow;
1980 wlen = len = -1; 2063 wlen = len = -1;
1981 row = i > 0 ? 0 : j - 1; 2064 row = i > 0 ? 0 : j - 1;
1982 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2065 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1983 { 2066 {
1984 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2067 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1985 { 2068 {
1986 stp = screen.text[row + row_offset]; 2069 line_t s = ROW(row - view_start);
1987 srp = screen.rend[row + row_offset];
1988 dtp = drawn_text[row]; 2070 line_t d = drawn_buf[row];
1989 dtp2 = drawn_text[row + i]; 2071 line_t d2 = drawn_buf[row + i];
1990 drp = drawn_rend[row];
1991 drp2 = drawn_rend[row + i];
1992 2072
1993 for (nits = 0, col = TermWin.ncol; col--; ) 2073 for (nits = 0, col = ncol; col--; )
1994 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2074 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
1995 nits--; 2075 nits--;
1996 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2076 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
1997 nits++; 2077 nits++;
1998 2078
1999 if (nits > 8) /* XXX: arbitrary choice */ 2079 if (nits > 8) /* XXX: arbitrary choice */
2000 { 2080 {
2001 for (col = TermWin.ncol; col--; ) 2081 for (col = ncol; col--; )
2002 { 2082 {
2003 *dtp++ = *dtp2++; 2083 *d.t++ = *d2.t++;
2004 *drp++ = *drp2++; 2084 *d.r++ = *d2.r++;
2005 } 2085 }
2006 2086
2007 if (len == -1) 2087 if (len == -1)
2008 len = row; 2088 len = row;
2009 2089
… …
2014 2094
2015 if (len != -1) 2095 if (len != -1)
2016 { 2096 {
2017 /* also comes here at end if needed because of >= above */ 2097 /* also comes here at end if needed because of >= above */
2018 if (wlen < len) 2098 if (wlen < len)
2019 SWAP_IT (wlen, len, int); 2099 ::swap (wlen, len);
2020 2100
2021 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2022 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2101 XCopyArea (display->display, vt, vt,
2023 TermWin.gc, 0, Row2Pixel (len + i), 2102 gc, 0, Row2Pixel (len + i),
2024 (unsigned int)TermWin_TotalWidth (), 2103 (unsigned int)TermWin_TotalWidth (),
2025 (unsigned int)Height2Pixel (wlen - len + 1), 2104 (unsigned int)Height2Pixel (wlen - len + 1),
2026 0, Row2Pixel (len)); 2105 0, Row2Pixel (len));
2027 len = -1; 2106 len = -1;
2028 } 2107 }
… …
2031#endif 2110#endif
2032 2111
2033 /* 2112 /*
2034 * E: main pass across every character 2113 * E: main pass across every character
2035 */ 2114 */
2036 for (row = 0; row < TermWin.nrow; row++) 2115 for (row = 0; row < nrow; row++)
2037 { 2116 {
2038 stp = screen.text[row + row_offset]; 2117 text_t *stp = ROW(row - view_start).t;
2039 srp = screen.rend[row + row_offset]; 2118 rend_t *srp = ROW(row - view_start).r;
2040 dtp = drawn_text[row]; 2119 text_t *dtp = drawn_buf[row].t;
2041 drp = drawn_rend[row]; 2120 rend_t *drp = drawn_buf[row].r;
2042 2121
2043 /* 2122 /*
2044 * E2: OK, now the real pass 2123 * E2: OK, now the real pass
2045 */ 2124 */
2046 int ypixel = (int)Row2Pixel (row); 2125 int ypixel = (int)Row2Pixel (row);
2047 2126
2048 for (col = 0; col < TermWin.ncol; col++) 2127 for (col = 0; col < ncol; col++)
2049 { 2128 {
2050 /* compare new text with old - if exactly the same then continue */ 2129 /* compare new text with old - if exactly the same then continue */
2130 if (stp[col] == dtp[col] /* Must match characters to skip. */
2131 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2132 || (stp[col] == ' ' /* space w/ no background change */
2133 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2134 continue;
2135
2136 // redraw one or more characters
2137
2138 // seek to the beginning of wide characters
2139 while (stp[col] == NOCHAR && col > 0)
2140 --col;
2141
2051 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2142 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2052
2053 if (stp[col] == dtp[col] /* Must match characters to skip. */
2054 && (rend == drp[col] /* Either rendition the same or */
2055 || (stp[col] == ' ' /* space w/ no background change */
2056 && GET_BGATTR (rend) == GET_BGATTR (drp[col]))))
2057 continue;
2058
2059 text_t *text = stp + col; 2143 text_t *text = stp + col;
2060 int count = 1; 2144 int count = 1;
2061 2145
2062 /* redraw one or more characters */
2063
2064 dtp[col] = stp[col]; 2146 dtp[col] = stp[col];
2065 drp[col] = rend; 2147 drp[col] = rend;
2066 2148
2067 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2068 continue;
2069
2070 int xpixel = Col2Pixel (col); 2149 int xpixel = Col2Pixel (col);
2071 2150
2072 // this loop looks very messy, it can probably be optimized
2073 // and cleaned a bit by you?
2074 for (i = 0; ++col < TermWin.ncol; ) 2151 for (i = 0; ++col < ncol; )
2075 { 2152 {
2076 if (stp[col] == NOCHAR) 2153 if (stp[col] == NOCHAR)
2077 { 2154 {
2078 dtp[col] = stp[col]; 2155 dtp[col] = stp[col];
2079 drp[col] = rend; 2156 drp[col] = rend;
2080 count++; 2157 count++;
2081
2082 if (i) // only possible skip if char unchanged
2083 i++; 2158 i++;
2084 2159
2085 continue; 2160 continue;
2086 } 2161 }
2087 2162
2088 if (rend != srp[col]) 2163 if (!RS_SAME (rend, srp[col]))
2089 break; 2164 break;
2090 2165
2091 count++; 2166 count++;
2092 2167
2093 if (stp[col] != dtp[col] 2168 if (stp[col] != dtp[col]
2094 || srp[col] != drp[col]) 2169 || !RS_SAME (srp[col], drp[col]))
2095 { 2170 {
2096 if (must_clear && (i++ > (count / 2))) 2171 if (must_clear && (i++ > count / 2))
2097 break; 2172 break;
2098 2173
2099 dtp[col] = stp[col]; 2174 dtp[col] = stp[col];
2100 drp[col] = rend; 2175 drp[col] = rend;
2101 i = 0; 2176 i = 0;
2102 } 2177 }
2103 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2178 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2104 break; 2179 break;
2105 } 2180 }
2106 2181
2107 col--; /* went one too far. move back */ 2182 col--; /* went one too far. move back */
2108 count -= i; /* dump any matching trailing chars */ 2183 count -= i; /* dump any matching trailing chars */
2184
2185 // sometimes we optimize away the trailing NOCHAR's, add them back
2186 while (i && text[count] == NOCHAR)
2187 count++, i--;
2109 2188
2110 /* 2189 /*
2111 * Determine the attributes for the string 2190 * Determine the attributes for the string
2112 */ 2191 */
2113 int fid = GET_FONT (rend);
2114 int fore = GET_FGCOLOR (rend); // desired foreground 2192 int fore = fgcolor_of (rend); // desired foreground
2115 int back = GET_BGCOLOR (rend); // desired background 2193 int back = bgcolor_of (rend); // desired background
2116 2194
2117 rend = GET_ATTR (rend); 2195 // only do special processing if any attributes are set, which is unlikely
2196 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2197 {
2198#if ENABLE_STYLES
2199 // force redraw after "careful" characters to avoid pixel droppings
2200 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2201 drp[col + 1] = ~srp[col + 1];
2118 2202
2119 rvid = !!(rend & RS_RVid); 2203 // include previous careful character(s) if possible, looks nicer (best effort...)
2204 while (text > stp
2205 && srp[text - stp - 1] & RS_Careful
2206 && RS_SAME (rend, srp[text - stp - 1]))
2207 text--, count++, xpixel -= fwidth;
2208#endif
2209
2210 bool invert = rend & RS_RVid;
2211
2212#ifndef NO_BOLD_UNDERLINE_REVERSE
2213 if (rend & RS_Bold
2214 && fore == Color_fg)
2215 {
2216 if (ISSET_PIXCOLOR (Color_BD))
2217 fore = Color_BD;
2218# if !ENABLE_STYLES
2219 else
2220 invert = !invert;
2221# endif
2222 }
2223
2224 if (rend & RS_Italic
2225 && fore == Color_fg)
2226 {
2227 if (ISSET_PIXCOLOR (Color_IT))
2228 fore = Color_IT;
2229# if !ENABLE_STYLES
2230 else
2231 invert = !invert;
2232# endif
2233 }
2234
2235 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2236 fore = Color_UL;
2237#endif
2238
2239 if (invert)
2240 {
2241 ::swap (fore, back);
2242
2243#ifndef NO_BOLD_UNDERLINE_REVERSE
2244 if (ISSET_PIXCOLOR (Color_RV))
2245 back = Color_RV;
2246
2247 if (fore == back)
2248 {
2249 fore = Color_bg;
2250 back = Color_fg;
2251 }
2252#endif
2253 }
2120 2254
2121#ifdef TEXT_BLINK 2255#ifdef TEXT_BLINK
2122 if (rend & RS_Blink) 2256 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2123 {
2124 if (!text_blink_ev.active)
2125 { 2257 {
2258 if (!text_blink_ev.active)
2259 {
2126 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL); 2260 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2127 hidden_text = 0; 2261 hidden_text = 0;
2262 }
2263 else if (hidden_text)
2264 fore = back;
2128 } 2265 }
2129 else if (hidden_text)
2130 fore = back;
2131 }
2132#endif
2133
2134#ifndef NO_BOLD_UNDERLINE_REVERSE
2135 if (rend & RS_Bold && fore == Color_fg)
2136 {
2137 if (ISSET_PIXCOLOR (Color_BD))
2138 fore = Color_BD;
2139 else
2140 rvid = !rvid;
2141 }
2142
2143 if (rend & RS_Uline)
2144 {
2145 if (ISSET_PIXCOLOR (Color_UL))
2146 fore = Color_UL;
2147 }
2148#endif
2149
2150 if (rvid)
2151 {
2152 SWAP_IT (fore, back, int);
2153
2154#ifndef NO_BOLD_UNDERLINE_REVERSE
2155 if (ISSET_PIXCOLOR (Color_RV)
2156# ifndef NO_CURSORCOLOR
2157 && !ISSET_PIXCOLOR (Color_cursor)
2158# endif
2159 )
2160 back = Color_RV;
2161#endif 2266#endif
2162 } 2267 }
2163 2268
2164 /* 2269 /*
2165 * Actually do the drawing of the string here 2270 * Actually do the drawing of the string here
2166 */ 2271 */
2167 rxvt_font *font = (*TermWin.fontset)[fid]; 2272 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2168 2273
2169 if (back == fore) 2274 if (back == fore)
2170 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2275 font->clear_rect (*drawable, xpixel, ypixel,
2171 TermWin.fwidth * count, TermWin.fheight, 2276 fwidth * count, fheight,
2172 back); 2277 back);
2173 else if (back == Color_bg) 2278 else if (back == Color_bg)
2174 { 2279 {
2175 if (must_clear) 2280 if (must_clear)
2176 { 2281 {
2177 CLEAR_CHARS (xpixel, ypixel, count); 2282 CLEAR_CHARS (xpixel, ypixel, count);
2178 2283
2179 for (i = 0; i < count; i++) /* don't draw empty strings */ 2284 for (i = 0; i < count; i++) /* don't draw empty strings */
2180 if (text[i] != ' ') 2285 if (text[i] != ' ')
2181 { 2286 {
2182 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2287 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2183 break; 2288 break;
2184 } 2289 }
2185 } 2290 }
2186 else 2291 else
2187 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2292 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2188 } 2293 }
2189 else 2294 else
2190 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2295 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2191 2296
2192 if ((rend & RS_Uline) && (font->descent > 1)) 2297 if (rend & RS_Uline && font->descent > 1 && fore != back)
2298 {
2299#if ENABLE_FRILLS
2300 if (ISSET_PIXCOLOR (Color_underline))
2301 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2302 else
2303#endif
2304 XSetForeground (display->display, gc, pix_colors[fore]);
2305
2193 XDrawLine (display->display, drawBuffer, TermWin.gc, 2306 XDrawLine (display->display, drawBuffer, gc,
2194 xpixel, ypixel + font->ascent + 1, 2307 xpixel, ypixel + font->ascent + 1,
2195 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2308 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2309 }
2196 } /* for (col....) */ 2310 } /* for (col....) */
2197 } /* for (row....) */ 2311 } /* for (row....) */
2312
2313#if ENABLE_OVERLAY
2314 scr_swap_overlay ();
2315#endif
2198 2316
2199 /* 2317 /*
2200 * G: cleanup cursor and display outline cursor if necessary 2318 * G: cleanup cursor and display outline cursor if necessary
2201 */ 2319 */
2202 if (showcursor) 2320 if (showcursor)
2203 { 2321 {
2204 if (TermWin.focus) 2322 if (focus)
2323 {
2324 if (OPTION (Opt_cursorUnderline))
2325 *crp ^= RS_Uline;
2326 else
2205 { 2327 {
2206 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2207 [screen.cur.col]);
2208 *srp ^= RS_RVid; 2328 *crp ^= RS_RVid;
2209#ifndef NO_CURSORCOLOR 2329#ifndef NO_CURSORCOLOR
2210 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2330 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2211#endif 2331#endif
2332 }
2212 } 2333 }
2213 else if (oldcursor.row >= 0) 2334 else if (oldcursor.row >= 0)
2214 { 2335 {
2336 int cursorwidth = 1;
2337 int col = oldcursor.col;
2338
2339 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2340 col--;
2341
2342 while (col + cursorwidth < ncol
2343 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2344 cursorwidth++;
2345
2215#ifndef NO_CURSORCOLOR 2346#ifndef NO_CURSORCOLOR
2216 if (ISSET_PIXCOLOR (Color_cursor)) 2347 if (ISSET_PIXCOLOR (Color_cursor))
2217 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2348 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2218#endif 2349#endif
2219 int cursorwidth = 1;
2220 while (oldcursor.col + cursorwidth < TermWin.ncol
2221 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2222 cursorwidth++;
2223 2350
2224 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2351 XDrawRectangle (display->display, drawBuffer, gc,
2225 Col2Pixel (oldcursor.col), 2352 Col2Pixel (col),
2226 Row2Pixel (oldcursor.row), 2353 Row2Pixel (oldcursor.row),
2227 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2354 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2228 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2355 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2229 } 2356 }
2230 } 2357 }
2231 2358
2232 /* 2359 /*
2233 * H: cleanup selection 2360 * H: cleanup selection
2234 */ 2361 */
2235 scr_reverse_selection (); 2362 scr_reverse_selection ();
2236 2363
2237 /*
2238 * I: other general cleanup
2239 */
2240 if (clearfirst && TermWin.int_bwidth)
2241 /*
2242 * clear the whole screen height, note that width == 0 is treated
2243 * specially by XClearArea
2244 */
2245 XClearArea (display->display, TermWin.vt, 0, 0,
2246 (unsigned int)TermWin.int_bwidth,
2247 (unsigned int)TermWin_TotalHeight (), False);
2248 if (clearlast && TermWin.int_bwidth)
2249 /*
2250 * clear the whole screen height, note that width == 0 is treated
2251 * specially by XClearArea
2252 */
2253 XClearArea (display->display, TermWin.vt,
2254 TermWin.width + TermWin.int_bwidth, 0,
2255 (unsigned int)TermWin.int_bwidth,
2256 (unsigned int)TermWin_TotalHeight (), False);
2257 if (refresh_type & SMOOTH_REFRESH) 2364 if (refresh_type & SMOOTH_REFRESH)
2258 XSync (display->display, False); 2365 XFlush (display->display);
2259 2366
2260 num_scr = 0; 2367 num_scr = 0;
2261 num_scr_allow = 1; 2368 num_scr_allow = 1;
2262 want_refresh = 0; /* screen is current */
2263} 2369}
2264 2370
2265void 2371void
2266rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2372rxvt_term::scr_remap_chars (const line_t &l)
2267{ 2373{
2268 if (!rp || !tp) 2374 if (!l.t)
2269 return; 2375 return;
2270 2376
2271 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2377 for (int i = ncol; i--; )
2272 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 2378 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2273} 2379}
2274 2380
2275void 2381void
2276rxvt_term::scr_remap_chars () 2382rxvt_term::scr_remap_chars ()
2277{ 2383{
2278 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2384 for (int i = total_rows; i--; )
2279 scr_remap_chars (screen.text[i], screen.rend[i]); 2385 scr_remap_chars (row_buf [i]);
2280 2386
2281 for (int i = TermWin.nrow; i--; ) 2387 for (int i = nrow; i--; )
2282 {
2283 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2284 scr_remap_chars (swap.text[i], swap.rend[i]);
2285 } 2388 {
2389 scr_remap_chars (drawn_buf [i]);
2390 scr_remap_chars (swap_buf [i]);
2391 }
2286} 2392}
2287 2393
2288/* ------------------------------------------------------------------------- */
2289void 2394void
2290rxvt_term::scr_clear () 2395rxvt_term::scr_recolour ()
2291{ 2396{
2397 if (1
2398#if TRANSPARENT
2399 && !am_transparent
2400#endif
2401#if XPM_BACKGROUND
2402 && !bgPixmap.pixmap
2403#endif
2404 )
2405 {
2406 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2407 XClearWindow (display->display, parent[0]);
2408 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2409#if HAVE_SCROLLBARS
2410 if (scrollBar.win)
2411 {
2412 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2413 scrollBar.setIdle ();
2414 scrollbar_show (0);
2415 }
2416#endif
2417 }
2418
2419 scr_clear ();
2420 scr_touch (true);
2421 want_refresh = 1;
2422}
2423
2424/* ------------------------------------------------------------------------- */
2425void
2426rxvt_term::scr_clear (bool really)
2427{
2292 if (!TermWin.mapped) 2428 if (!mapped)
2293 return; 2429 return;
2294 2430
2295 num_scr_allow = 0; 2431 num_scr_allow = 0;
2296 want_refresh = 1; 2432 want_refresh = 1;
2297#ifdef TRANSPARENT
2298 if ((Options & Opt_transparent) && (am_pixmap_trans == 0))
2299 {
2300 int i;
2301 2433
2302 if (! (Options & Opt_transparent_all)) 2434 if (really)
2303 i = 0; 2435 XClearWindow (display->display, vt);
2436}
2437
2438/* ------------------------------------------------------------------------- */
2439void
2440rxvt_term::scr_reverse_selection ()
2441{
2442 if (selection.op
2443 && current_screen == selection.screen
2444 && selection.end.row >= -view_start)
2445 {
2446 int view_end = -view_start + nrow;
2447 int row, col;
2448
2449#if ENABLE_FRILLS
2450 if (selection.rect)
2451 {
2452 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2453 {
2454 text_t *stp = ROW(row).t;
2455 rend_t *srp = ROW(row).r;
2456
2457 for (col = selection.beg.col; col < selection.end.col; col++)
2458 srp[col] ^= RS_RVid;
2459
2460 while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2461 srp[col] ^= RS_RVid | RS_Uline;
2462
2463 if (++col < selection.end.col)
2464 srp[col] ^= RS_RVid | RS_Uline;
2465 }
2466 }
2304 else 2467 else
2305 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2306
2307 while (i--)
2308 if (TermWin.parent[i] != None)
2309 XClearWindow (display->display, TermWin.parent[i]);
2310 }
2311#endif 2468#endif
2312 2469 {
2313 XClearWindow (display->display, TermWin.vt); 2470 if (selection.beg.row >= -view_start)
2314} 2471 {
2315
2316/* ------------------------------------------------------------------------- */
2317void
2318rxvt_term::scr_reverse_selection ()
2319{
2320 int i, col, row, end_row;
2321 rend_t *srp;
2322
2323 if (selection.op && current_screen == selection.screen)
2324 {
2325 end_row = TermWin.saveLines - TermWin.view_start;
2326 i = selection.beg.row + TermWin.saveLines;
2327 row = selection.end.row + TermWin.saveLines;
2328 if (i >= end_row)
2329 col = selection.beg.col; 2472 col = selection.beg.col;
2473 row = selection.beg.row;
2474 }
2330 else 2475 else
2331 { 2476 {
2332 col = 0; 2477 col = 0;
2333 i = end_row; 2478 row = -view_start;
2334 } 2479 }
2335 end_row += TermWin.nrow; 2480
2336 for (; i < row && i < end_row; i++, col = 0) 2481 for (; row < min (selection.end.row, view_end); row++, col = 0)
2337 for (srp = screen.rend[i]; col < TermWin.ncol; col++) 2482 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2338 srp[col] ^= RS_RVid; 2483 srp[col] ^= RS_RVid;
2339 if (i == row && i < end_row) 2484
2340 for (srp = screen.rend[i]; col < selection.end.col; col++) 2485 if (row == selection.end.row)
2486 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2341 srp[col] ^= RS_RVid; 2487 srp[col] ^= RS_RVid;
2488 }
2342 } 2489 }
2343} 2490}
2344 2491
2345/* ------------------------------------------------------------------------- */ 2492/* ------------------------------------------------------------------------- */
2346/* 2493/*
… …
2353{ 2500{
2354 int row, wrote; 2501 int row, wrote;
2355 unsigned int width, towrite; 2502 unsigned int width, towrite;
2356 char r1[] = "\n"; 2503 char r1[] = "\n";
2357 2504
2358 for (row = TermWin.saveLines - TermWin.nscrolled; 2505 for (row = saveLines - nsaved;
2359 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2506 row < saveLines + nrow - 1; row++)
2360 { 2507 {
2361 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2508 width = row_buf[row].l >= 0 ? row_buf[row].l
2362 : TermWin.ncol; 2509 : ncol;
2363 for (towrite = width; towrite; towrite -= wrote) 2510 for (towrite = width; towrite; towrite -= wrote)
2364 { 2511 {
2365 wrote = write (fd, & (screen.text[row][width - towrite]), 2512 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2366 towrite); 2513 towrite);
2367 if (wrote < 0) 2514 if (wrote < 0)
2368 return; /* XXX: death, no report */ 2515 return; /* XXX: death, no report */
2369 } 2516 }
2370 if (screen.tlen[row] >= 0) 2517 if (row_buf[row].l >= 0)
2371 if (write (fd, r1, 1) <= 0) 2518 if (write (fd, r1, 1) <= 0)
2372 return; /* XXX: death, no report */ 2519 return; /* XXX: death, no report */
2373 } 2520 }
2374} 2521}
2375#endif 2522#endif
2376 2523
2377/* ------------------------------------------------------------------------- * 2524/* ------------------------------------------------------------------------- *
2378 * CHARACTER SELECTION * 2525 * CHARACTER SELECTION *
2379 * ------------------------------------------------------------------------- */ 2526 * ------------------------------------------------------------------------- */
2380
2381/*
2382 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2383 */
2384void 2527void
2385rxvt_term::selection_check (int check_more) 2528rxvt_term::selection_check (int check_more)
2386{ 2529{
2387 row_col_t pos; 2530 row_col_t pos;
2388 2531
2389 if (!selection.op) 2532 if (!selection.op)
2390 return; 2533 return;
2391 2534
2392 pos.row = pos.col = 0; 2535 pos.row = pos.col = 0;
2393 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2536 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2394 || (selection.beg.row >= TermWin.nrow) 2537 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2395 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2538 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)
2396 || (selection.mark.row >= TermWin.nrow)
2397 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2398 || (selection.end.row >= TermWin.nrow)
2399 || (check_more == 1 2539 || (check_more == 1
2400 && current_screen == selection.screen 2540 && current_screen == selection.screen
2401 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2541 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2402 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2542 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2403 || (check_more == 2 2543 || (check_more == 2
… …
2405 && ROWCOL_IS_AFTER (selection.end, pos)) 2545 && ROWCOL_IS_AFTER (selection.end, pos))
2406 || (check_more == 3 2546 || (check_more == 3
2407 && ROWCOL_IS_AFTER (selection.end, pos)) 2547 && ROWCOL_IS_AFTER (selection.end, pos))
2408 || (check_more == 4 /* screen width change */ 2548 || (check_more == 4 /* screen width change */
2409 && (selection.beg.row != selection.end.row 2549 && (selection.beg.row != selection.end.row
2410 || selection.end.col > TermWin.ncol))) 2550 || selection.end.col > ncol)))
2411 CLEAR_SELECTION (); 2551 CLEAR_SELECTION ();
2412} 2552}
2413 2553
2414/* ------------------------------------------------------------------------- */ 2554/* ------------------------------------------------------------------------- */
2415/* 2555/*
2416 * Paste a selection direct to the command fd 2556 * Paste a selection direct to the command fd
2417 */ 2557 */
2418void 2558void
2419rxvt_term::paste (const unsigned char *data, unsigned int len) 2559rxvt_term::paste (unsigned char *data, unsigned int len)
2420{ 2560{
2421 unsigned int i, j, n;
2422 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2423
2424#if 0
2425 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2426 ZERO_SCROLLBACK (r);
2427#endif
2428
2429 /* convert normal newline chars into common keyboard Return key sequence */ 2561 /* convert normal newline chars into common keyboard Return key sequence */
2430 for (i = 0; i < len; i += PROP_SIZE) 2562 for (unsigned int i = 0; i < len; i++)
2431 { 2563 if (data[i] == C0_LF)
2432 n = min (len - i, PROP_SIZE); 2564 data[i] = C0_CR;
2433 MEMCPY (ds, data + i, n);
2434 2565
2435 for (j = 0; j < n; j++) 2566 tt_write (data, len);
2436 if (ds[j] == '\n')
2437 ds[j] = '\r';
2438
2439 tt_write (ds, (int)n);
2440 }
2441
2442 free (ds);
2443} 2567}
2444 2568
2445/* ------------------------------------------------------------------------- */ 2569/* ------------------------------------------------------------------------- */
2446/* 2570/*
2447 * Respond to a notification that a primary selection has been sent 2571 * Respond to a notification that a primary selection has been sent
2448 * EXT: SelectionNotify 2572 * EXT: SelectionNotify
2449 */ 2573 */
2450int 2574void
2451rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2575rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2452{ 2576{
2453 long nread = 0;
2454 unsigned long bytes_after;
2455 XTextProperty ct;
2456
2457 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2458
2459 if (prop == None) /* check for failed XConvertSelection */ 2577 if (prop == None) /* check for failed XConvertSelection */
2460 { 2578 {
2461 if ((selection_type & Sel_CompoundText)) 2579 if ((selection_type & Sel_CompoundText))
2462 { 2580 {
2463 int selnum = selection_type & Sel_whereMask; 2581 int selnum = selection_type & Sel_whereMask;
… …
2476 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2594 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2477 else 2595 else
2478 selection_type = 0; 2596 selection_type = 0;
2479 } 2597 }
2480 2598
2481 return 0; 2599 return;
2482 }
2483
2484 for (;;)
2485 { 2600 }
2601
2602 unsigned long bytes_after;
2603 XTextProperty ct;
2604
2605 if (XGetWindowProperty (display->display, win, prop,
2606 0, PROP_SIZE / 4,
2607 delete_prop, AnyPropertyType,
2608 &ct.encoding, &ct.format,
2609 &ct.nitems, &bytes_after,
2610 &ct.value) != Success)
2611 {
2612 ct.value = 0;
2613 goto bailout;
2614 }
2615
2616 if (ct.encoding == None)
2617 goto bailout;
2618
2619 if (bytes_after)
2620 {
2621 // fetch and append remaining data
2622 XTextProperty ct2;
2623
2486 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2624 if (XGetWindowProperty (display->display, win, prop,
2487 (long) (PROP_SIZE / 4), delete_prop, 2625 ct.nitems / 4, (bytes_after + 3) / 4,
2626 delete_prop, AnyPropertyType,
2488 AnyPropertyType, &ct.encoding, &ct.format, 2627 &ct2.encoding, &ct2.format,
2489 &ct.nitems, &bytes_after, 2628 &ct2.nitems, &bytes_after,
2490 &ct.value) != Success) 2629 &ct2.value) != Success)
2491 break; 2630 goto bailout;
2492 2631
2493 if (ct.encoding == 0) 2632 // realloc should be compatible to XFree, here, and elsewhere, too
2494 { 2633 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2495 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2634 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2496 break; 2635 ct.nitems += ct2.nitems;
2497 }
2498 2636
2637 XFree (ct2.value);
2638 }
2639
2499 if (ct.value == NULL) 2640 if (ct.value == 0)
2500 { 2641 goto bailout;
2501 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2502 continue;
2503 }
2504 2642
2643 if (ct.encoding == xa[XA_INCR])
2644 {
2645 // INCR selection, start handshake
2646 if (!delete_prop)
2647 XDeleteProperty (display->display, win, prop);
2648
2649 selection_wait = Sel_incr;
2650 incr_buf_fill = 0;
2651 incr_ev.start (NOW + 10);
2652
2653 goto bailout;
2654 }
2655
2505 if (ct.nitems == 0) 2656 if (ct.nitems == 0)
2657 {
2658 if (selection_wait == Sel_incr)
2659 {
2660 XFree (ct.value);
2661
2662 // finally complete, now paste the whole thing
2663 selection_wait = Sel_normal;
2664 ct.value = (unsigned char *)incr_buf;
2665 ct.nitems = incr_buf_fill;
2666 incr_buf = 0;
2667 incr_buf_size = 0;
2668 incr_ev.stop ();
2506 { 2669 }
2507 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2670 else
2671 {
2508 if (selection_wait == Sel_normal && nread == 0) 2672 if (selection_wait == Sel_normal
2673 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2509 { 2674 {
2510 /* 2675 /*
2511 * pass through again trying CUT_BUFFER0 if we've come from 2676 * pass through again trying CUT_BUFFER0 if we've come from
2512 * XConvertSelection () but nothing was presented 2677 * XConvertSelection () but nothing was presented
2513 */ 2678 */
2514 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2515 selection_paste (display->root, XA_CUT_BUFFER0, False); 2679 selection_paste (display->root, XA_CUT_BUFFER0, False);
2516 } 2680 }
2517 2681
2518 nread = -1; /* discount any previous stuff */ 2682 goto bailout;
2519 break; 2683 }
2684 }
2685 else if (selection_wait == Sel_incr)
2686 {
2687 incr_ev.start (NOW + 10);
2688
2689 while (incr_buf_fill + ct.nitems > incr_buf_size)
2520 } 2690 {
2691 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2692 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2693 }
2521 2694
2695 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2522 nread += ct.nitems; 2696 incr_buf_fill += ct.nitems;
2523 2697
2698 goto bailout;
2699 }
2700
2524 char **cl; 2701 char **cl;
2525 int cr; 2702 int cr;
2703
2704#if ENABLE_FRILLS
2705 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2706 // so recode it manually
2707 if (ct.encoding == xa[XA_UTF8_STRING])
2708 {
2709 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2710 char *s = rxvt_wcstombs (w);
2711 free (w);
2712 // TODO: strlen == only the first element will be converted. well...
2713 paste ((unsigned char *)s, strlen (s));
2714 free (s);
2715 }
2716 else
2717#endif
2526 if (XmbTextPropertyToTextList (display->display, &ct, &cl, 2718 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2527 &cr) >= 0 && cl) 2719 && cl)
2528 { 2720 {
2529 for (int i = 0; i < cr; i++) 2721 for (int i = 0; i < cr; i++)
2530 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2722 paste ((unsigned char *)cl[i], strlen (cl[i]));
2531 2723
2532 XFreeStringList (cl); 2724 XFreeStringList (cl);
2533 } 2725 }
2534 else 2726 else
2535 paste (ct.value, ct.nitems); 2727 paste (ct.value, ct.nitems); // paste raw
2536 2728
2537 if (bytes_after == 0) 2729bailout:
2538 break;
2539
2540 XFree (ct.value);
2541 }
2542
2543 if (ct.value)
2544 XFree (ct.value); 2730 XFree (ct.value);
2545 2731
2546 if (selection_wait == Sel_normal) 2732 if (selection_wait == Sel_normal)
2547 selection_wait = Sel_none; 2733 selection_wait = Sel_none;
2548
2549 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2550 return (int)nread;
2551} 2734}
2552 2735
2553void 2736void
2554rxvt_term::incr_cb (time_watcher &w) 2737rxvt_term::incr_cb (time_watcher &w)
2555{ 2738{
2556 selection_wait = Sel_none; 2739 selection_wait = Sel_none;
2557 2740
2741 incr_buf_size = 0;
2742 free (incr_buf);
2743
2558 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2744 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2559} 2745}
2560 2746
2561/*
2562 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2563 */
2564void 2747void
2565rxvt_term::selection_property (Window win, Atom prop) 2748rxvt_term::selection_property (Window win, Atom prop)
2566{ 2749{
2567 int reget_time = 0; 2750 if (prop == None || selection_wait != Sel_incr)
2568
2569 if (prop == None)
2570 return; 2751 return;
2571 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2572 if (selection_wait == Sel_normal)
2573 {
2574 int a, afmt;
2575 Atom atype;
2576 unsigned long bytes_after, nitems;
2577 unsigned char *s = NULL;
2578 2752
2579 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2580 xa[XA_INCR], &atype, &afmt, &nitems,
2581 &bytes_after, &s);
2582 if (s)
2583 XFree (s);
2584 if (a != Success)
2585 return;
2586#ifndef __CYGWIN32__
2587 if (atype == xa[XA_INCR])
2588 { /* start an INCR transfer */
2589 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2590 XDeleteProperty (display->display, win, prop);
2591 XFlush (display->display);
2592 reget_time = 1;
2593 selection_wait = Sel_incr;
2594 }
2595#endif
2596
2597 }
2598 else if (selection_wait == Sel_incr)
2599 {
2600 reget_time = 1;
2601 if (selection_paste (win, prop, True) == -1) 2753 selection_paste (win, prop, true);
2602 {
2603 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2604 selection_wait = Sel_none;
2605 incr_ev.stop ();
2606 }
2607 }
2608 if (reget_time) /* received more data so reget time */
2609 incr_ev.start (NOW + 10);
2610} 2754}
2755
2611/* ------------------------------------------------------------------------- */ 2756/* ------------------------------------------------------------------------- */
2612/* 2757/*
2613 * Request the current selection: 2758 * Request the current selection:
2614 * Order: > internal selection if available 2759 * Order: > internal selection if available
2615 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2760 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
… …
2619 * EXT: button 2 release 2764 * EXT: button 2 release
2620 */ 2765 */
2621void 2766void
2622rxvt_term::selection_request (Time tm, int x, int y) 2767rxvt_term::selection_request (Time tm, int x, int y)
2623{ 2768{
2624 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y));
2625 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height) 2769 if (x < 0 || x >= width || y < 0 || y >= height)
2626 return; /* outside window */ 2770 return; /* outside window */
2627 2771
2628 if (selection.text != NULL) 2772 if (selection.text)
2629 { /* internal selection */ 2773 { /* internal selection */
2630 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2631 paste (selection.text, selection.len); 2774 char *str = rxvt_wcstombs (selection.text, selection.len);
2775 paste ((unsigned char *)str, strlen (str));
2776 free (str);
2632 return; 2777 return;
2633 } 2778 }
2634 else 2779 else
2635 { 2780 {
2636 int i; 2781 int i;
2637 2782
2638 selection_request_time = tm; 2783 selection_request_time = tm;
2639 selection_wait = Sel_normal; 2784 selection_wait = Sel_normal;
2785
2640 for (i = Sel_Primary; i <= Sel_Clipboard; i++) 2786 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2641 { 2787 {
2642#if X_HAVE_UTF8_STRING 2788#if X_HAVE_UTF8_STRING
2643 selection_type = Sel_UTF8String; 2789 selection_type = Sel_UTF8String;
2644 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2790 if (selection_request_other (xa[XA_UTF8_STRING], i))
… …
2646#else 2792#else
2647 selection_type = Sel_CompoundText; 2793 selection_type = Sel_CompoundText;
2648 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2794 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2649 return; 2795 return;
2650#endif 2796#endif
2651
2652 } 2797 }
2653 } 2798 }
2799
2654 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2800 selection_wait = Sel_none; /* don't loop in selection_paste () */
2655 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2656 selection_paste (display->root, XA_CUT_BUFFER0, False); 2801 selection_paste (display->root, XA_CUT_BUFFER0, false);
2657} 2802}
2658 2803
2659int 2804int
2660rxvt_term::selection_request_other (Atom target, int selnum) 2805rxvt_term::selection_request_other (Atom target, int selnum)
2661{ 2806{
2662 Atom sel; 2807 Atom sel;
2663#ifdef DEBUG_SELECT
2664 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2665#endif
2666 2808
2667 selection_type |= selnum; 2809 selection_type |= selnum;
2810
2668 if (selnum == Sel_Primary) 2811 if (selnum == Sel_Primary)
2669 sel = XA_PRIMARY; 2812 sel = XA_PRIMARY;
2670 else if (selnum == Sel_Secondary) 2813 else if (selnum == Sel_Secondary)
2671 sel = XA_SECONDARY; 2814 sel = XA_SECONDARY;
2672 else 2815 else
2673 sel = xa[XA_CLIPBOARD]; 2816 sel = xa[XA_CLIPBOARD];
2817
2674 if (XGetSelectionOwner (display->display, sel) != None) 2818 if (XGetSelectionOwner (display->display, sel) != None)
2675 { 2819 {
2676 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2677 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2820 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2678 TermWin.vt, selection_request_time); 2821 vt, selection_request_time);
2679 return 1; 2822 return 1;
2680 } 2823 }
2824
2681 return 0; 2825 return 0;
2682} 2826}
2683 2827
2684/* ------------------------------------------------------------------------- */ 2828/* ------------------------------------------------------------------------- */
2685/* 2829/*
… …
2687 * EXT: SelectionClear 2831 * EXT: SelectionClear
2688 */ 2832 */
2689void 2833void
2690rxvt_term::selection_clear () 2834rxvt_term::selection_clear ()
2691{ 2835{
2692 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2693
2694 want_refresh = 1; 2836 want_refresh = 1;
2695 free (selection.text); 2837 free (selection.text);
2696 selection.text = NULL; 2838 selection.text = NULL;
2697 selection.len = 0; 2839 selection.len = 0;
2698 CLEAR_SELECTION (); 2840 CLEAR_SELECTION ();
2841
2842 if (display->selection_owner == this)
2843 display->selection_owner = 0;
2699} 2844}
2700 2845
2701/* ------------------------------------------------------------------------- */ 2846/* ------------------------------------------------------------------------- */
2702/* 2847/*
2703 * Copy a selection into the cut buffer 2848 * Copy a selection into the cut buffer
2704 * EXT: button 1 or 3 release 2849 * EXT: button 1 or 3 release
2705 */ 2850 */
2706void 2851void
2707rxvt_term::selection_make (Time tm) 2852rxvt_term::selection_make (Time tm)
2708{ 2853{
2709 int i, col, end_col, row, end_row; 2854 int i;
2710 unsigned char *new_selection_text; 2855 wchar_t *new_selection_text;
2711 char *str;
2712 text_t *t; 2856 text_t *t;
2713#ifdef ACS_ASCII
2714 rend_t *re;
2715#endif
2716 2857
2717 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2718 switch (selection.op) 2858 switch (selection.op)
2719 { 2859 {
2720 case SELECTION_CONT: 2860 case SELECTION_CONT:
2721 break; 2861 break;
2722 case SELECTION_INIT: 2862 case SELECTION_INIT:
… …
2726 selection.op = SELECTION_DONE; 2866 selection.op = SELECTION_DONE;
2727 /* FALLTHROUGH */ 2867 /* FALLTHROUGH */
2728 default: 2868 default:
2729 return; 2869 return;
2730 } 2870 }
2871
2731 selection.op = SELECTION_DONE; 2872 selection.op = SELECTION_DONE;
2732 2873
2733 if (selection.clicks == 4) 2874 if (selection.clicks == 4)
2734 return; /* nothing selected, go away */ 2875 return; /* nothing selected, go away */
2735 2876
2736 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1) + 1; 2877 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2737 str = (char *)rxvt_malloc (i * MB_CUR_MAX + 1); 2878 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2738 2879
2739 new_selection_text = (unsigned char *)str; 2880 int ofs = 0;
2881 int extra = 0;
2740 2882
2741 col = selection.beg.col; 2883 int col = selection.beg.col;
2742 MAX_IT (col, 0); 2884 int row = selection.beg.row;
2743 row = selection.beg.row + TermWin.saveLines;
2744 end_row = selection.end.row + TermWin.saveLines;
2745 2885
2886 int end_col;
2887
2746 for (; row <= end_row; row++, col = 0) 2888 for (; row <= selection.end.row; row++, col = 0)
2747 { 2889 {
2748 t = & (screen.text[row][col]); 2890#if ENABLE_FRILLS
2749 2891 if (selection.rect)
2750 end_col = screen.tlen[row]; 2892 {
2751 2893 col = selection.beg.col;
2752 if (end_col == -1)
2753 end_col = TermWin.ncol; 2894 end_col = ncol + 1;
2895 }
2896 else
2897#endif
2898 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2754 2899
2900 col = max (col, 0);
2901
2755 if (row == end_row) 2902 if (row == selection.end.row
2903#if ENABLE_FRILLS
2904 || selection.rect
2905#endif
2906 )
2756 MIN_IT (end_col, selection.end.col); 2907 min_it (end_col, selection.end.col);
2757 2908
2909 t = ROW(row).t + col;
2758 for (; col < end_col; col++) 2910 for (; col < end_col; col++)
2911 {
2759 if (*t == NOCHAR) 2912 if (*t == NOCHAR)
2760 t++; 2913 t++;
2914#if ENABLE_COMBINING
2915 else if (IS_COMPOSE (*t))
2916 {
2917 int len = rxvt_composite.expand (*t, 0);
2918
2919 extra -= (len - 1);
2920
2921 if (extra < 0)
2922 {
2923 extra += i;
2924 i += i;
2925 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2926 }
2927
2928 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2929 }
2930#endif
2761 else 2931 else
2762 { 2932 new_selection_text[ofs++] = *t++;
2763 int len = wctomb (str, *t++);
2764 if (len > 0)
2765 str += len;
2766 } 2933 }
2767 2934
2768 if (screen.tlen[row] != -1 && row != end_row) 2935#if ENABLE_FRILLS
2769 *str++ = '\n'; 2936 if (selection.rect)
2770 } 2937 {
2938 while (ofs
2939 && new_selection_text[ofs - 1] != C0_LF
2940 && unicode::is_space (new_selection_text[ofs - 1]))
2941 --ofs;
2771 2942
2772#ifndef NO_OLD_SELECTION 2943 new_selection_text[ofs++] = C0_LF;
2773 if (selection_style == OLD_SELECT) 2944 }
2774 if (end_col == TermWin.ncol) 2945 else
2775 *str++ = '\n';
2776#endif 2946#endif
2777#ifndef NO_NEW_SELECTION 2947 if (!ROW(row).is_longer () && row != selection.end.row)
2778 if (selection_style != OLD_SELECT) 2948 new_selection_text[ofs++] = C0_LF;
2949 }
2950
2779 if (end_col != selection.end.col) 2951 if (end_col != selection.end.col)
2780 *str++ = '\n'; 2952 new_selection_text[ofs++] = C0_LF;
2781#endif
2782 *str = '\0';
2783 2953
2784 i = str - (char *)new_selection_text; 2954 new_selection_text[ofs] = 0;
2955
2785 if (i == 0) 2956 if (ofs == 0)
2786 { 2957 {
2787 free (new_selection_text); 2958 free (new_selection_text);
2788 return; 2959 return;
2789 } 2960 }
2790 2961
2791 // due to MB_MAX_CUR, selection wastage is usually high, so realloc
2792 if (str - (char *)new_selection_text > 1024)
2793 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2794
2795 selection.len = i;
2796
2797 if (selection.text)
2798 free (selection.text); 2962 free (selection.text);
2799 2963
2800 selection.text = new_selection_text; 2964 // we usually allocate much more than necessary, so realloc it smaller again
2965 selection.len = ofs;
2966 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2801 2967
2802 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2968 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2803 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2969 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2804 display->set_selection_owner (this); 2970 display->set_selection_owner (this);
2805 else 2971 else
2806 rxvt_print_error ("can't get primary selection"); 2972 rxvt_warn ("can't get primary selection, ignoring.\n");
2807 2973
2808 { 2974#if 0
2809 XTextProperty ct; 2975 XTextProperty ct;
2810 char *cl = (char *)selection.text;
2811 2976
2812 if (XmbTextListToTextProperty (display->display, &cl, 1, XStringStyle, &ct) >= 0) 2977 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2813 { 2978 {
2814 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2979 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2815 PropModeReplace, ct.value, ct.nitems);
2816 XFree (ct.value); 2980 XFree (ct.value);
2817 } 2981 }
2818 else 2982#endif
2819 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8,
2820 PropModeReplace, selection.text, (int)selection.len);
2821 }
2822 2983
2823 selection_time = tm; 2984 selection_time = tm;
2824 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2825} 2985}
2826 2986
2827/* ------------------------------------------------------------------------- */ 2987/* ------------------------------------------------------------------------- */
2828/* 2988/*
2829 * Mark or select text based upon number of clicks: 1, 2, or 3 2989 * Mark or select text based upon number of clicks: 1, 2, or 3
2830 * EXT: button 1 press 2990 * EXT: button 1 press
2831 */ 2991 */
2832void 2992void
2833rxvt_term::selection_click (int clicks, int x, int y) 2993rxvt_term::selection_click (int clicks, int x, int y)
2834{ 2994{
2835 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2836
2837 clicks = ((clicks - 1) % 3) + 1; 2995 clicks = ((clicks - 1) % 3) + 1;
2838 selection.clicks = clicks; /* save clicks so extend will work */ 2996 selection.clicks = clicks; /* save clicks so extend will work */
2839 2997
2840 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2998 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2841 2999
2842 if (clicks == 2 || clicks == 3) 3000 if (clicks == 2 || clicks == 3)
2843 selection_extend_colrow (selection.mark.col, 3001 selection_extend_colrow (selection.mark.col,
2844 selection.mark.row + TermWin.view_start, 3002 selection.mark.row + view_start,
2845 0, /* button 3 */ 3003 0, /* button 3 */
2846 1, /* button press */ 3004 1, /* button press */
2847 0); /* click change */ 3005 0); /* click change */
2848} 3006}
2849 3007
… …
2853 */ 3011 */
2854void 3012void
2855rxvt_term::selection_start_colrow (int col, int row) 3013rxvt_term::selection_start_colrow (int col, int row)
2856{ 3014{
2857 want_refresh = 1; 3015 want_refresh = 1;
3016
3017 selection.mark.row = row - view_start;
2858 selection.mark.col = col; 3018 selection.mark.col = col;
2859 selection.mark.row = row - TermWin.view_start; 3019
2860 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3020 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2861 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3021 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3022
2862 MAX_IT (selection.mark.col, 0); 3023 while (selection.mark.col > 0
2863 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); 3024 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2864 3025 --selection.mark.col;
3026
2865 if (selection.op) 3027 if (selection.op)
2866 { /* clear the old selection */ 3028 { /* clear the old selection */
2867 selection.beg.row = selection.end.row = selection.mark.row; 3029 selection.beg.row = selection.end.row = selection.mark.row;
2868 selection.beg.col = selection.end.col = selection.mark.col; 3030 selection.beg.col = selection.end.col = selection.mark.col;
2869 } 3031 }
3032
2870 selection.op = SELECTION_INIT; 3033 selection.op = SELECTION_INIT;
2871 selection.screen = current_screen; 3034 selection.screen = current_screen;
2872} 3035}
2873 3036
2874/* ------------------------------------------------------------------------- */ 3037/* ------------------------------------------------------------------------- */
… …
2876 * Word select: select text for 2 clicks 3039 * Word select: select text for 2 clicks
2877 * We now only find out the boundary in one direction 3040 * We now only find out the boundary in one direction
2878 */ 3041 */
2879 3042
2880/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3043/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2881#define DELIMIT_TEXT(x) \ 3044#define DELIMIT_TEXT(x) \
2882 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) 3045 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2883#define DELIMIT_REND(x) 1 3046#define DELIMIT_REND(x) 1
2884 3047
2885void 3048void
2886rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3049rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2887{ 3050{
2888 int col, row, dirnadd, tcol, trow, w1, w2; 3051 int col, row, dirnadd, tcol, trow, w1, w2;
2889 row_col_t bound; 3052 row_col_t bound;
2890 text_t *stp; 3053 text_t *stp;
2891 rend_t *srp; 3054 rend_t *srp;
2892 3055
2893 if (dirn == UP) 3056 if (dirn == UP)
2894 { 3057 {
2895 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3058 bound.row = - nsaved - 1;
2896 bound.col = 0; 3059 bound.col = 0;
2897 dirnadd = -1; 3060 dirnadd = -1;
2898 } 3061 }
2899 else 3062 else
2900 { 3063 {
2901 bound.row = TermWin.saveLines + TermWin.nrow; 3064 bound.row = nrow;
2902 bound.col = TermWin.ncol - 1; 3065 bound.col = ncol - 1;
2903 dirnadd = 1; 3066 dirnadd = 1;
2904 } 3067 }
2905 row = mark->row + TermWin.saveLines; 3068
3069 row = mark->row;
2906 col = mark->col; 3070 col = max (mark->col, 0);
2907 MAX_IT (col, 0); 3071
2908 /* find the edge of a word */ 3072 /* find the edge of a word */
2909 stp = & (screen.text[row][col]); 3073 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2910 w1 = DELIMIT_TEXT (*stp); 3074 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2911 3075
2912 if (selection_style != NEW_SELECT) 3076 for (;;)
2913 { 3077 {
2914 if (w1 == 1) 3078 for (; col != bound.col; col += dirnadd)
2915 { 3079 {
2916 stp += dirnadd; 3080 stp += dirnadd;
2917 if (DELIMIT_TEXT (*stp) == 1)
2918 goto Old_Word_Selection_You_Die;
2919 col += dirnadd;
2920 }
2921 w1 = 0;
2922 }
2923 srp = (&screen.rend[row][col]);
2924 w2 = DELIMIT_REND (*srp);
2925
2926 for (;;)
2927 {
2928 for (; col != bound.col; col += dirnadd)
2929 {
2930 stp += dirnadd; 3081 srp += dirnadd;
3082
3083 if (*stp == NOCHAR)
3084 continue;
3085
2931 if (DELIMIT_TEXT (*stp) != w1) 3086 if (DELIMIT_TEXT (*stp) != w1)
2932 break; 3087 break;
2933 srp += dirnadd;
2934 if (DELIMIT_REND (*srp) != w2) 3088 if (DELIMIT_REND (*srp) != w2)
2935 break; 3089 break;
2936 } 3090 }
3091
2937 if ((col == bound.col) && (row != bound.row)) 3092 if ((col == bound.col) && (row != bound.row))
2938 { 3093 {
2939 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3094 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2940 { 3095 {
2941 trow = row + dirnadd; 3096 trow = row + dirnadd;
2942 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3097 tcol = dirn == UP ? ncol - 1 : 0;
2943 if (screen.text[trow] == NULL) 3098
3099 if (!ROW(trow).t)
2944 break; 3100 break;
2945 stp = & (screen.text[trow][tcol]); 3101
2946 srp = & (screen.rend[trow][tcol]); 3102 stp = ROW(trow).t + tcol;
3103 srp = ROW(trow).r + tcol;
3104
2947 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3105 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2948 break; 3106 break;
3107
2949 row = trow; 3108 row = trow;
2950 col = tcol; 3109 col = tcol;
2951 continue; 3110 continue;
2952 } 3111 }
2953 } 3112 }
2954 break; 3113 break;
2955 } 3114 }
3115
2956Old_Word_Selection_You_Die: 3116Old_Word_Selection_You_Die:
2957 D_SELECT ((stderr, "rxvt_selection_delimit_word (%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - TermWin.saveLines, col));
2958
2959 if (dirn == DN) 3117 if (dirn == DN)
2960 col++; /* put us on one past the end */ 3118 col++; /* put us on one past the end */
2961 3119
2962 /* Poke the values back in */ 3120 /* Poke the values back in */
2963 ret->row = row - TermWin.saveLines; 3121 ret->row = row;
2964 ret->col = col; 3122 ret->col = col;
2965} 3123}
2966 3124
2967/* ------------------------------------------------------------------------- */ 3125/* ------------------------------------------------------------------------- */
2968/* 3126/*
… …
2973 * flag == 2 ==> button 3 motion 3131 * flag == 2 ==> button 3 motion
2974 */ 3132 */
2975void 3133void
2976rxvt_term::selection_extend (int x, int y, int flag) 3134rxvt_term::selection_extend (int x, int y, int flag)
2977{ 3135{
2978 int col, row; 3136 int col = clamp (Pixel2Col (x), 0, ncol);
3137 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2979 3138
2980 col = Pixel2Col (x);
2981 row = Pixel2Row (y);
2982 MAX_IT (row, 0);
2983 MIN_IT (row, (int)TermWin.nrow - 1);
2984 MAX_IT (col, 0);
2985 MIN_IT (col, (int)TermWin.ncol);
2986
2987#ifndef NO_NEW_SELECTION
2988 /* 3139 /*
2989 * If we're selecting characters (single click) then we must check first 3140 * If we're selecting characters (single click) then we must check first
2990 * if we are at the same place as the original mark. If we are then 3141 * if we are at the same place as the original mark. If we are then
2991 * select nothing. Otherwise, if we're to the right of the mark, you have to 3142 * select nothing. Otherwise, if we're to the right of the mark, you have to
2992 * be _past_ a character for it to be selected. 3143 * be _past_ a character for it to be selected.
2993 */ 3144 */
2994 if (selection_style != OLD_SELECT)
2995 {
2996 if (((selection.clicks % 3) == 1) && !flag 3145 if (((selection.clicks % 3) == 1) && !flag
2997 && (col == selection.mark.col 3146 && (col == selection.mark.col
2998 && (row == selection.mark.row + TermWin.view_start))) 3147 && (row == selection.mark.row + view_start)))
2999 { 3148 {
3000 /* select nothing */ 3149 /* select nothing */
3001 selection.beg.row = selection.end.row = 0; 3150 selection.beg.row = selection.end.row = 0;
3002 selection.beg.col = selection.end.col = 0; 3151 selection.beg.col = selection.end.col = 0;
3003 selection.clicks = 4; 3152 selection.clicks = 4;
3004 want_refresh = 1; 3153 want_refresh = 1;
3005 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3006 return; 3154 return;
3007 }
3008 } 3155 }
3009#endif 3156
3010 if (selection.clicks == 4) 3157 if (selection.clicks == 4)
3011 selection.clicks = 1; 3158 selection.clicks = 1;
3012 3159
3013 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3160 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3014 flag == 1 ? 1 : 0, /* ? button press */ 3161 flag == 1 ? 1 : 0, /* ? button press */
… …
3020 * Extend the selection to the specified col/row 3167 * Extend the selection to the specified col/row
3021 */ 3168 */
3022void 3169void
3023rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3170rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3024{ 3171{
3025 int16_t ncol = TermWin.ncol;
3026 int end_col;
3027 row_col_t pos; 3172 row_col_t pos;
3028 enum { 3173 enum {
3029 LEFT, RIGHT 3174 LEFT, RIGHT
3030 } closeto = RIGHT; 3175 } closeto = RIGHT;
3031 3176
3032 D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op));
3033 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3034
3035 want_refresh = 1; 3177 want_refresh = 1;
3178
3036 switch (selection.op) 3179 switch (selection.op)
3037 { 3180 {
3038 case SELECTION_INIT: 3181 case SELECTION_INIT:
3039 CLEAR_SELECTION (); 3182 CLEAR_SELECTION ();
3040 selection.op = SELECTION_BEGIN; 3183 selection.op = SELECTION_BEGIN;
… …
3053 selection_start_colrow (col, row); 3196 selection_start_colrow (col, row);
3054 /* FALLTHROUGH */ 3197 /* FALLTHROUGH */
3055 default: 3198 default:
3056 return; 3199 return;
3057 } 3200 }
3201
3058 if (selection.beg.col == selection.end.col 3202 if (selection.beg.col == selection.end.col
3059 && selection.beg.col != selection.mark.col 3203 && selection.beg.col != selection.mark.col
3060 && selection.beg.row == selection.end.row 3204 && selection.beg.row == selection.end.row
3061 && selection.beg.row != selection.mark.row) 3205 && selection.beg.row != selection.mark.row)
3062 { 3206 {
3063 selection.beg.col = selection.end.col = selection.mark.col; 3207 selection.beg.col = selection.end.col = selection.mark.col;
3064 selection.beg.row = selection.end.row = selection.mark.row; 3208 selection.beg.row = selection.end.row = selection.mark.row;
3065 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3066 } 3209 }
3067 3210
3068 pos.col = col; 3211 pos.col = col;
3069 pos.row = row; 3212 pos.row = row - view_start;
3070 3213
3071 pos.row -= TermWin.view_start; /* adjust for scroll */
3072
3073#ifndef NO_OLD_SELECTION
3074 /*
3075 * This mimics some of the selection behaviour of version 2.20 and before.
3076 * There are no ``selection modes'', button3 is always character extension.
3077 * Note: button3 drag is always available, c.f. v2.20
3078 * Selection always terminates (left or right as appropriate) at the mark.
3079 */
3080 if (selection_style == OLD_SELECT)
3081 {
3082 if (selection.clicks == 1 || button3)
3083 {
3084 if (hate_those_clicks)
3085 {
3086 hate_those_clicks = 0;
3087 if (selection.clicks == 1)
3088 {
3089 selection.beg.row = selection.mark.row;
3090 selection.beg.col = selection.mark.col;
3091 }
3092 else
3093 {
3094 selection.mark.row = selection.beg.row;
3095 selection.mark.col = selection.beg.col;
3096 }
3097 }
3098 if (ROWCOL_IS_BEFORE (pos, selection.mark))
3099 {
3100 selection.end.row = selection.mark.row;
3101 selection.end.col = selection.mark.col + 1;
3102 selection.beg.row = pos.row;
3103 selection.beg.col = pos.col;
3104 }
3105 else
3106 {
3107 selection.beg.row = selection.mark.row;
3108 selection.beg.col = selection.mark.col;
3109 selection.end.row = pos.row;
3110 selection.end.col = pos.col + 1;
3111 }
3112 }
3113 else if (selection.clicks == 2)
3114 {
3115 selection_delimit_word (UP, & (selection.mark),
3116 & (selection.beg));
3117 selection_delimit_word (DN, & (selection.mark),
3118 & (selection.end));
3119 hate_those_clicks = 1;
3120 }
3121 else if (selection.clicks == 3)
3122 {
3123 selection.beg.row = selection.end.row = selection.mark.row;
3124 selection.beg.col = 0;
3125 selection.end.col = ncol;
3126 hate_those_clicks = 1;
3127 }
3128 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3129 return;
3130 }
3131#endif /* ! NO_OLD_SELECTION */
3132#ifndef NO_NEW_SELECTION
3133 /* selection_style must not be OLD_SELECT to get here */
3134 /* 3214 /*
3135 * This is mainly xterm style selection with a couple of differences, mainly 3215 * This is mainly xterm style selection with a couple of differences, mainly
3136 * in the way button3 drag extension works. 3216 * in the way button3 drag extension works.
3137 * We're either doing: button1 drag; button3 press; or button3 drag 3217 * We're either doing: button1 drag; button3 press; or button3 drag
3138 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3218 * a) button1 drag : select around a midpoint/word/line - that point/word/line
… …
3143 * a point/word/line which is either the start or end of the selection 3223 * a point/word/line which is either the start or end of the selection
3144 * and it was decided by whichever point/word/line was `fixed' at the 3224 * and it was decided by whichever point/word/line was `fixed' at the
3145 * time of the most recent button3 press 3225 * time of the most recent button3 press
3146 */ 3226 */
3147 if (button3 && buttonpress) 3227 if (button3 && buttonpress)
3148 { /* button3 press */ 3228 { /* button3 press */
3149 /* 3229 /*
3150 * first determine which edge of the selection we are closest to 3230 * first determine which edge of the selection we are closest to
3151 */ 3231 */
3152 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3232 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3153 || (!ROWCOL_IS_AFTER (pos, selection.end) 3233 || (!ROWCOL_IS_AFTER (pos, selection.end)
3154 && (((pos.col - selection.beg.col) 3234 && (((pos.col - selection.beg.col)
3155 + ((pos.row - selection.beg.row) * ncol)) 3235 + ((pos.row - selection.beg.row) * ncol))
3156 < ((selection.end.col - pos.col) 3236 < ((selection.end.col - pos.col)
3157 + ((selection.end.row - pos.row) * ncol))))) 3237 + ((selection.end.row - pos.row) * ncol)))))
3158 closeto = LEFT; 3238 closeto = LEFT;
3239
3159 if (closeto == LEFT) 3240 if (closeto == LEFT)
3160 { 3241 {
3161 selection.beg.row = pos.row; 3242 selection.beg.row = pos.row;
3162 selection.beg.col = pos.col; 3243 selection.beg.col = pos.col;
3163 selection.mark.row = selection.end.row; 3244 selection.mark.row = selection.end.row;
3164 selection.mark.col = selection.end.col 3245 selection.mark.col = selection.end.col - (selection.clicks == 2);
3165 - (selection.clicks == 2);
3166 } 3246 }
3167 else 3247 else
3168 { 3248 {
3169 selection.end.row = pos.row; 3249 selection.end.row = pos.row;
3170 selection.end.col = pos.col; 3250 selection.end.col = pos.col;
3171 selection.mark.row = selection.beg.row; 3251 selection.mark.row = selection.beg.row;
3172 selection.mark.col = selection.beg.col; 3252 selection.mark.col = selection.beg.col;
3173 } 3253 }
3174 } 3254 }
3175 else 3255 else
3176 { /* button1 drag or button3 drag */ 3256 { /* button1 drag or button3 drag */
3177 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3257 if (ROWCOL_IS_AFTER (selection.mark, pos))
3178 { 3258 {
3179 if ((selection.mark.row == selection.end.row) 3259 if (selection.mark.row == selection.end.row
3180 && (selection.mark.col == selection.end.col) 3260 && selection.mark.col == selection.end.col
3261 && clickchange
3181 && clickchange && selection.clicks == 2) 3262 && selection.clicks == 2)
3182 selection.mark.col--; 3263 selection.mark.col--;
3264
3183 selection.beg.row = pos.row; 3265 selection.beg.row = pos.row;
3184 selection.beg.col = pos.col; 3266 selection.beg.col = pos.col;
3185 selection.end.row = selection.mark.row; 3267 selection.end.row = selection.mark.row;
3186 selection.end.col = selection.mark.col 3268 selection.end.col = selection.mark.col + (selection.clicks == 2);
3187 + (selection.clicks == 2);
3188 } 3269 }
3189 else 3270 else
3190 { 3271 {
3191 selection.beg.row = selection.mark.row; 3272 selection.beg.row = selection.mark.row;
3192 selection.beg.col = selection.mark.col; 3273 selection.beg.col = selection.mark.col;
… …
3195 } 3276 }
3196 } 3277 }
3197 3278
3198 if (selection.clicks == 1) 3279 if (selection.clicks == 1)
3199 { 3280 {
3200 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3281 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3201 if (end_col != -1 && selection.beg.col > end_col) 3282 && !ROW(selection.beg.row).is_longer ()
3283#if ENABLE_FRILLS
3284 && !selection.rect
3285#endif
3202 { 3286 )
3203#if 1
3204 selection.beg.col = ncol; 3287 selection.beg.col = ncol;
3205#else
3206 if (selection.beg.row != selection.end.row)
3207 selection.beg.col = ncol;
3208 else
3209 selection.beg.col = selection.mark.col;
3210#endif
3211 3288
3289 if (
3290 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3291 && !ROW(selection.end.row).is_longer ()
3292#if ENABLE_FRILLS
3293 && !selection.rect
3294#endif
3212 } 3295 )
3213 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3214 if (end_col != -1 && selection.end.col > end_col)
3215 selection.end.col = ncol; 3296 selection.end.col = ncol;
3216
3217 } 3297 }
3218 else if (selection.clicks == 2) 3298 else if (selection.clicks == 2)
3219 { 3299 {
3220 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3300 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3221 selection.end.col--; 3301 selection.end.col--;
3302
3222 selection_delimit_word (UP, & (selection.beg), 3303 selection_delimit_word (UP, &selection.beg, &selection.beg);
3223 & (selection.beg));
3224 selection_delimit_word (DN, & (selection.end), 3304 selection_delimit_word (DN, &selection.end, &selection.end);
3225 & (selection.end));
3226 } 3305 }
3227 else if (selection.clicks == 3) 3306 else if (selection.clicks == 3)
3228 { 3307 {
3229#ifndef NO_FRILLS 3308#if ENABLE_FRILLS
3230 if ((Options & Opt_tripleclickwords)) 3309 if (OPTION (Opt_tripleclickwords))
3231 { 3310 {
3232 int end_row;
3233
3234 selection_delimit_word (UP, & (selection.beg), 3311 selection_delimit_word (UP, &selection.beg, &selection.beg);
3235 & (selection.beg)); 3312
3236 end_row = screen.tlen[selection.mark.row
3237 + TermWin.saveLines];
3238 for (end_row = selection.mark.row; end_row < TermWin.nrow; 3313 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3239 end_row++)
3240 { 3314 {
3241 end_col = screen.tlen[end_row + TermWin.saveLines]; 3315 if (!ROW(end_row).is_longer ())
3242 if (end_col != -1)
3243 { 3316 {
3244 selection.end.row = end_row; 3317 selection.end.row = end_row;
3245 selection.end.col = end_col; 3318 selection.end.col = ROW(end_row).l;
3246 selection_remove_trailing_spaces (); 3319 selection_remove_trailing_spaces ();
3247 break; 3320 break;
3248 } 3321 }
3249 } 3322 }
3250 } 3323 }
3251 else 3324 else
3252#endif 3325#endif
3253
3254 { 3326 {
3255 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3327 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3256 selection.mark.col++; 3328 selection.mark.col++;
3329
3257 selection.beg.col = 0; 3330 selection.beg.col = 0;
3258 selection.end.col = ncol; 3331 selection.end.col = ncol;
3332
3333 // select a complete logical line
3334 while (selection.beg.row > -saveLines
3335 && ROW(selection.beg.row - 1).is_longer ())
3336 selection.beg.row--;
3337
3338 while (selection.end.row < nrow
3339 && ROW(selection.end.row).is_longer ())
3340 selection.end.row++;
3259 } 3341 }
3260 } 3342 }
3343
3261 if (button3 && buttonpress) 3344 if (button3 && buttonpress)
3262 { /* mark may need to be changed */ 3345 { /* mark may need to be changed */
3263 if (closeto == LEFT) 3346 if (closeto == LEFT)
3264 { 3347 {
3265 selection.mark.row = selection.end.row; 3348 selection.mark.row = selection.end.row;
3266 selection.mark.col = selection.end.col 3349 selection.mark.col = selection.end.col - (selection.clicks == 2);
3267 - (selection.clicks == 2);
3268 } 3350 }
3269 else 3351 else
3270 { 3352 {
3271 selection.mark.row = selection.beg.row; 3353 selection.mark.row = selection.beg.row;
3272 selection.mark.col = selection.beg.col; 3354 selection.mark.col = selection.beg.col;
3273 } 3355 }
3274 } 3356 }
3275 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3276#endif /* ! NO_NEW_SELECTION */
3277}
3278 3357
3279#ifndef NO_FRILLS 3358#if ENABLE_FRILLS
3359 if (selection.rect && selection.beg.col > selection.end.col)
3360 ::swap (selection.beg.col, selection.end.col);
3361#endif
3362}
3363
3364#if ENABLE_FRILLS
3280void 3365void
3281rxvt_term::selection_remove_trailing_spaces () 3366rxvt_term::selection_remove_trailing_spaces ()
3282{ 3367{
3283 int32_t end_col, end_row; 3368 int32_t end_col, end_row;
3284 text_t *stp; 3369 text_t *stp;
3285 3370
3286 end_col = selection.end.col; 3371 end_col = selection.end.col;
3287 end_row = selection.end.row; 3372 end_row = selection.end.row;
3373
3288 for ( ; end_row >= selection.beg.row; ) 3374 for (; end_row >= selection.beg.row; )
3289 { 3375 {
3290 stp = screen.text[end_row + TermWin.saveLines]; 3376 stp = ROW(end_row).t;
3377
3291 while (--end_col >= 0) 3378 while (--end_col >= 0)
3292 { 3379 {
3293 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3380 if (stp[end_col] != NOCHAR
3381 && !unicode::is_space (stp[end_col]))
3294 break; 3382 break;
3295 } 3383 }
3384
3296 if (end_col >= 0 3385 if (end_col >= 0
3297 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3386 || !ROW(end_row - 1).is_longer ())
3298 { 3387 {
3299 selection.end.col = end_col + 1; 3388 selection.end.col = end_col + 1;
3300 selection.end.row = end_row; 3389 selection.end.row = end_row;
3301 break; 3390 break;
3302 } 3391 }
3392
3303 end_row--; 3393 end_row--;
3304 end_col = TermWin.ncol; 3394 end_col = ncol;
3305 } 3395 }
3396
3306 if (selection.mark.row > selection.end.row) 3397 if (selection.mark.row > selection.end.row)
3307 { 3398 {
3308 selection.mark.row = selection.end.row; 3399 selection.mark.row = selection.end.row;
3309 selection.mark.col = selection.end.col; 3400 selection.mark.col = selection.end.col;
3310 } 3401 }
… …
3326 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3417 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3327} 3418}
3328 3419
3329/* ------------------------------------------------------------------------- */ 3420/* ------------------------------------------------------------------------- */
3330/* 3421/*
3331 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3332 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3333 * the X11 protocol.
3334 */
3335typedef CARD32 Atom32;
3336
3337/* ------------------------------------------------------------------------- */
3338/*
3339 * Respond to a request for our current selection 3422 * Respond to a request for our current selection
3340 * EXT: SelectionRequest 3423 * EXT: SelectionRequest
3341 */ 3424 */
3342void 3425void
3343rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3426rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3344{ 3427{
3345 XSelectionEvent ev; 3428 XSelectionEvent ev;
3346 XTextProperty ct; 3429 dDisp;
3347 XICCEncodingStyle style;
3348 Atom target;
3349 3430
3350 ev.type = SelectionNotify; 3431 ev.type = SelectionNotify;
3351 ev.property = None; 3432 ev.property = None;
3352 ev.display = rq.display; 3433 ev.display = rq.display;
3353 ev.requestor = rq.requestor; 3434 ev.requestor = rq.requestor;
… …
3355 ev.target = rq.target; 3436 ev.target = rq.target;
3356 ev.time = rq.time; 3437 ev.time = rq.time;
3357 3438
3358 if (rq.target == xa[XA_TARGETS]) 3439 if (rq.target == xa[XA_TARGETS])
3359 { 3440 {
3360 Atom32 target_list[5]; 3441 Atom target_list[6];
3361 Atom32 *target = target_list; 3442 Atom *target = target_list;
3362 3443
3363 *target++ = (Atom32) xa[XA_TARGETS]; 3444 *target++ = xa[XA_TARGETS];
3445 *target++ = xa[XA_TIMESTAMP];
3364 *target++ = (Atom32) XA_STRING; 3446 *target++ = XA_STRING;
3365 *target++ = (Atom32) xa[XA_TEXT]; 3447 *target++ = xa[XA_TEXT];
3366 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3448 *target++ = xa[XA_COMPOUND_TEXT];
3367#if X_HAVE_UTF8_STRING 3449#if X_HAVE_UTF8_STRING
3368 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3450 *target++ = xa[XA_UTF8_STRING];
3369#endif 3451#endif
3452
3370 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3453 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3371 (8 * sizeof (target_list[0])), PropModeReplace, 3454 32, PropModeReplace,
3372 (unsigned char *)target_list, 3455 (unsigned char *)target_list, target - target_list);
3373 target - target_list);
3374 ev.property = rq.property; 3456 ev.property = rq.property;
3375 } 3457 }
3458#if TODO // TODO
3376 else if (rq.target == xa[XA_MULTIPLE]) 3459 else if (rq.target == xa[XA_MULTIPLE])
3377 { 3460 {
3378 /* TODO: Handle MULTIPLE */ 3461 /* TODO: Handle MULTIPLE */
3379 } 3462 }
3463#endif
3380 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3464 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3381 { 3465 {
3382 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3466 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3383 (8 * sizeof (Time)), PropModeReplace,
3384 (unsigned char *)&selection_time, 1); 3467 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3385 ev.property = rq.property; 3468 ev.property = rq.property;
3386 } 3469 }
3387 else if (rq.target == XA_STRING 3470 else if (rq.target == XA_STRING
3388 || rq.target == xa[XA_TEXT] 3471 || rq.target == xa[XA_TEXT]
3389 || rq.target == xa[XA_COMPOUND_TEXT] 3472 || rq.target == xa[XA_COMPOUND_TEXT]
3390 || rq.target == xa[XA_UTF8_STRING] 3473 || rq.target == xa[XA_UTF8_STRING]
3391 ) 3474 )
3392 { 3475 {
3476 XTextProperty ct;
3477 Atom target = rq.target;
3393 short freect = 0; 3478 short freect = 0;
3394 int selectlen; 3479 int selectlen;
3395 char *cl; 3480 wchar_t *cl;
3396 3481 enum {
3397 target = rq.target; 3482 enc_string = XStringStyle,
3483 enc_text = XStdICCTextStyle,
3484 enc_compound_text = XCompoundTextStyle,
3485#ifdef X_HAVE_UTF8_STRING
3486 enc_utf8 = XUTF8StringStyle,
3487#else
3488 enc_utf8 = -1,
3489#endif
3490 } style;
3398 3491
3399 if (target == XA_STRING) 3492 if (target == XA_STRING)
3400 // we actually don't do XA_STRING, but who cares, as i18n clients 3493 // we actually don't do XA_STRING, but who cares, as i18n clients
3401 // will ask for another format anyways. 3494 // will ask for another format anyways.
3402 style = XStringStyle; 3495 style = enc_string;
3403 else if (target == xa[XA_TEXT]) 3496 else if (target == xa[XA_TEXT])
3404 style = XTextStyle; 3497 style = enc_text;
3405 else if (target == xa[XA_COMPOUND_TEXT]) 3498 else if (target == xa[XA_COMPOUND_TEXT])
3406 style = XCompoundTextStyle; 3499 style = enc_compound_text;
3407#if X_HAVE_UTF8_STRING 3500#if ENABLE_FRILLS
3408 else if (target == xa[XA_UTF8_STRING]) 3501 else if (target == xa[XA_UTF8_STRING])
3409 style = XUTF8StringStyle; 3502 style = enc_utf8;
3410#endif 3503#endif
3411 else 3504 else
3412 { 3505 {
3413 target = xa[XA_COMPOUND_TEXT]; 3506 target = xa[XA_COMPOUND_TEXT];
3414 style = XCompoundTextStyle; 3507 style = enc_compound_text;
3415 } 3508 }
3416 3509
3417 if (selection.text) 3510 if (selection.text)
3418 { 3511 {
3419 cl = (char *)selection.text; 3512 cl = selection.text;
3420 selectlen = selection.len; 3513 selectlen = selection.len;
3421 } 3514 }
3422 else 3515 else
3423 { 3516 {
3424 cl = ""; 3517 cl = L"";
3425 selectlen = 0; 3518 selectlen = 0;
3426 } 3519 }
3427 3520
3521#if ENABLE_FRILLS
3522 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3523 // so recode it manually
3524 if (style == enc_utf8)
3525 {
3526 freect = 1;
3527 ct.encoding = target;
3528 ct.format = 8;
3529 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3530 ct.nitems = strlen ((char *)ct.value);
3531 }
3532 else
3533#endif
3428 if (XmbTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3534 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3429 freect = 1; 3535 freect = 1;
3430 else 3536 else
3431 { 3537 {
3432 /* if we failed to convert then send it raw */ 3538 /* if we failed to convert then send it raw */
3433 ct.value = (unsigned char *)cl; 3539 ct.value = (unsigned char *)cl;
3434 ct.nitems = selectlen; 3540 ct.nitems = selectlen;
3541 ct.encoding = target;
3435 } 3542 }
3436 3543
3437 XChangeProperty (display->display, rq.requestor, rq.property, 3544 XChangeProperty (disp, rq.requestor, rq.property,
3438 target, 8, PropModeReplace, 3545 ct.encoding, 8, PropModeReplace,
3439 ct.value, (int)ct.nitems); 3546 ct.value, (int)ct.nitems);
3440 ev.property = rq.property; 3547 ev.property = rq.property;
3441 3548
3442 if (freect) 3549 if (freect)
3443 XFree (ct.value); 3550 XFree (ct.value);
3444 } 3551 }
3552
3445 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3553 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3446} 3554}
3447 3555
3448/* ------------------------------------------------------------------------- * 3556/* ------------------------------------------------------------------------- *
3449 * MOUSE ROUTINES * 3557 * MOUSE ROUTINES *
3450 * ------------------------------------------------------------------------- */ 3558 * ------------------------------------------------------------------------- */
… …
3454 */ 3562 */
3455void 3563void
3456rxvt_term::pixel_position (int *x, int *y) 3564rxvt_term::pixel_position (int *x, int *y)
3457{ 3565{
3458 *x = Pixel2Col (*x); 3566 *x = Pixel2Col (*x);
3459 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3567 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3460 *y = Pixel2Row (*y); 3568 *y = Pixel2Row (*y);
3461 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3569 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3462} 3570}
3463 3571
3464/* ------------------------------------------------------------------------- */ 3572/* ------------------------------------------------------------------------- */
3465#ifdef USE_XIM 3573#ifdef USE_XIM
3466void 3574void
3467rxvt_term::im_set_position (XPoint *pos) 3575rxvt_term::im_set_position (XPoint &pos)
3468{ 3576{
3469 XWindowAttributes xwa; 3577 XWindowAttributes xwa;
3470 3578
3471 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3579 XGetWindowAttributes (display->display, vt, &xwa);
3580
3472 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3581 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3473 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3582 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3474} 3583}
3475
3476#endif 3584#endif
3477/* ------------------------------------------------------------------------- */ 3585
3478 3586#if ENABLE_OVERLAY
3587void
3588rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3589{
3590 if (nrow < 3 || ncol < 3)
3591 return;
3592
3593 want_refresh = 1;
3594
3595 scr_overlay_off ();
3596
3597 if (x < 0) x = ncol - w;
3598 if (y < 0) y = nrow - h;
3599
3600 // make space for border
3601 w += 2; min_it (w, ncol);
3602 h += 2; min_it (h, nrow);
3603
3604 x -= 1; clamp_it (x, 0, ncol - w);
3605 y -= 1; clamp_it (y, 0, nrow - h);
3606
3607 ov_x = x; ov_y = y;
3608 ov_w = w; ov_h = h;
3609
3610 ov_text = new text_t *[h];
3611 ov_rend = new rend_t *[h];
3612
3613 for (y = 0; y < h; y++)
3614 {
3615 text_t *tp = ov_text[y] = new text_t[w];
3616 rend_t *rp = ov_rend[y] = new rend_t[w];
3617
3618 text_t t0, t1, t2;
3619 rend_t r = OVERLAY_RSTYLE;
3620
3621 if (y == 0)
3622 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3623 else if (y < h - 1)
3624 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3625 else
3626 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3627
3628 *tp++ = t0;
3629 *rp++ = r;
3630
3631 for (x = w - 2; x > 0; --x)
3632 {
3633 *tp++ = t1;
3634 *rp++ = r;
3635 }
3636
3637 *tp = t2;
3638 *rp = r;
3639 }
3640}
3641
3642void
3643rxvt_term::scr_overlay_off ()
3644{
3645 if (!ov_text)
3646 return;
3647
3648 want_refresh = 1;
3649
3650 for (int y = 0; y < ov_h; y++)
3651 {
3652 delete [] ov_text[y];
3653 delete [] ov_rend[y];
3654 }
3655
3656 delete [] ov_text; ov_text = 0;
3657 delete [] ov_rend; ov_rend = 0;
3658}
3659
3660void
3661rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3662{
3663 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3664 return;
3665
3666 x++, y++;
3667
3668 ov_text[y][x] = text;
3669 ov_rend[y][x] = rend;
3670}
3671
3672void
3673rxvt_term::scr_overlay_set (int x, int y, const char *s)
3674{
3675 while (*s)
3676 scr_overlay_set (x++, y, *s++);
3677}
3678
3679void
3680rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3681{
3682 while (*s)
3683 {
3684 text_t t = *s++;
3685 int width = wcwidth (t);
3686
3687 while (width--)
3688 {
3689 scr_overlay_set (x++, y, t);
3690 t = NOCHAR;
3691 }
3692 }
3693}
3694
3695void
3696rxvt_term::scr_swap_overlay ()
3697{
3698 if (!ov_text)
3699 return;
3700
3701 // swap screen mem with overlay
3702 for (int y = ov_h; y--; )
3703 {
3704 text_t *t1 = ov_text[y];
3705 rend_t *r1 = ov_rend[y];
3706
3707 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;
3708 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;
3709
3710 for (int x = ov_w; x--; )
3711 {
3712 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3713 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3714 }
3715 }
3716}
3717
3718#endif
3479/* ------------------------------------------------------------------------- * 3719/* ------------------------------------------------------------------------- */
3480 * DEBUG ROUTINES *
3481 * ------------------------------------------------------------------------- */
3482#if 0
3483void
3484rxvt_debug_colors (void)
3485{
3486 int color;
3487 const char *name[] =
3488 {
3489 "fg", "bg",
3490 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3491 };
3492 3720
3493 fprintf (stderr, "Color ( ");
3494 if (rstyle & RS_RVid)
3495 fprintf (stderr, "rvid ");
3496 if (rstyle & RS_Bold)
3497 fprintf (stderr, "bold ");
3498 if (rstyle & RS_Blink)
3499 fprintf (stderr, "blink ");
3500 if (rstyle & RS_Uline)
3501 fprintf (stderr, "uline ");
3502 fprintf (stderr, "): ");
3503
3504 color = GET_FGCOLOR (rstyle);
3505#ifndef NO_BRIGHTCOLOR
3506 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3507 {
3508 color -= (minBrightCOLOR - minCOLOR);
3509 fprintf (stderr, "bright ");
3510 }
3511#endif
3512 fprintf (stderr, "%s on ", name[color]);
3513
3514 color = GET_BGCOLOR (rstyle);
3515#ifndef NO_BRIGHTCOLOR
3516 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3517 {
3518 color -= (minBrightCOLOR - minCOLOR);
3519 fprintf (stderr, "bright ");
3520 }
3521#endif
3522 fprintf (stderr, "%s\n", name[color]);
3523}
3524#endif

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