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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.35 by pcg, Tue Feb 24 11:48:40 2004 UTC vs.
Revision 1.248 by root, Sun Jan 22 20:58:33 2006 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) 2003-2006 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#include "rxvtperl.h" /* NECESSARY */
29 30
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 32
32#include <stdint.h> 33#include <inttypes.h>
33#include <wchar.h>
34 34
35#include "salloc.C" // HACK!! 35#include "salloc.C" // HACK, should be a seperate compile!
36 36
37inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
38{ 38{
39 while (len--) 39 while (len--)
40 *start++ = value; 40 *start++ = value;
41} 41}
42 42
43/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 46#define TABSIZE 8 /* default tab size */
46 47
47/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
51 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
52 TermWin.view_start = 0 53 view_start = 0
53#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
57 selection.beg.row = selection.beg.col \ 58 selection.beg.row = selection.beg.col \
58 = selection.mark.row = selection.mark.col \ 59 = selection.mark.row = selection.mark.col \
59 = selection.end.row = selection.end.col = 0 60 = selection.end.row = selection.end.col = 0
60 61
61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
62 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 63 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
64 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 65 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
66 (((A) == (C)) && ((B) > (D))) 67 (((A) == (C)) && ((B) > (D)))
67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) >= (D))) 69 (((A) == (C)) && ((B) >= (D)))
69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
70 (((A) == (C)) && ((B) < (D))) 71 (((A) == (C)) && ((B) < (D)))
71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) <= (D))) 73 (((A) == (C)) && ((B) <= (D)))
73 74
74/* these must be row_col_t */ 75/* these must be row_col_t */
75#define ROWCOL_IS_AFTER(X, Y) \ 76#define ROWCOL_IS_AFTER(X, Y) \
76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
77#define ROWCOL_IS_BEFORE(X, Y) \ 78#define ROWCOL_IS_BEFORE(X, Y) \
78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IN_ROW_AFTER(X, Y) \ 80#define ROWCOL_IN_ROW_AFTER(X, Y) \
80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_BEFORE(X, Y) \
82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 84#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) 85 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) \ 86#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) 87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 88
88/* 89/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 93 */
93#define drawBuffer TermWin.vt 94#define drawBuffer vt
94 95
95#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \ 97 if (mapped) \
97 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \ 98 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel (row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
100 101
101#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 103 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
104 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
106 107
107#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
109 TermWin.int_bwidth, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
110 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
111 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
112 113
113/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
116/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
117void 119void
118rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
119{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
120 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
121 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
122 136
123 while (width--) 137 while (width--)
124 { 138 {
125 *et++ = ' '; 139 *et++ = ' ';
126 *er++ = efs; 140 *er++ = efs;
… …
128} 142}
129 143
130/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
132void 146void
133rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
134{ 148{
135#ifdef DEBUG_STRICT 149 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 }
143 150
144 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 151 l.l = 0;
152 l.f = 0;
145} 153}
146 154
147/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
150void 159void
151rxvt_term::scr_reset () 160rxvt_term::scr_reset ()
152{ 161{
153 unsigned int ncol, nrow, total_rows, prev_total_rows; 162#if ENABLE_OVERLAY
154 unsigned int p, q; 163 scr_overlay_off ();
155 int k; 164#endif
156 rend_t setrstyle;
157 165
158 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
159
160 TermWin.view_start = 0; 166 view_start = 0;
161 num_scr = 0; 167 num_scr = 0;
162 168
163 if (TermWin.ncol == 0) 169 if (ncol == 0)
164 TermWin.ncol = 80; 170 ncol = 80;
165 171
166 if (TermWin.nrow == 0) 172 if (nrow == 0)
167 TermWin.nrow = 24; 173 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 174
172 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 176 return;
174 177
178 if (current_screen != PRIMARY)
179 scr_swap_screen ();
180
181 // we need at least two lines for wrapping to work correctly
182 while (nrow + saveLines < 2)
183 {
184 //TODO//FIXME
185 saveLines++;
186 prev_nrow--;
187 top_row--;
188 }
189
175 want_refresh = 1; 190 want_refresh = 1;
176 191
192 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 193 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 194
180 screen.tscroll = 0; 195 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 196 screen.bscroll = nrow - 1;
182 197
183 if (!talloc) 198 if (!row_buf)
184 { 199 {
200 /*
201 * first time called so just malloc everything: don't rely on realloc
202 */
203 top_row = 0;
204 term_start = 0;
205
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 206 talloc = new rxvt_salloc (ncol * sizeof (text_t));
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 207 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
187 }
188 208
189 if (prev_nrow == 0) 209 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
190 { 210 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
191 /* 211 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
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 *));
196 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
197 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
198 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
199 212
200 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 213 for (int row = nrow; row--; )
201 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
202
203 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
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 } 214 {
215 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
216 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
217 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
218 }
216 219
217 MEMSET (charsets, 'B', sizeof (charsets)); 220 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 221 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 222 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 223 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 224 screen.charset = 0;
223 current_screen = PRIMARY; 225 current_screen = PRIMARY;
… …
235 selection.text = NULL; 237 selection.text = NULL;
236 selection.len = 0; 238 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 239 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 240 selection.screen = PRIMARY;
239 selection.clicks = 0; 241 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (); 242 rvideo_state = rvideo_mode = false;
241 rvideo = 0;
242 } 243 }
243 else 244 else
244 { 245 {
245 /* 246 /*
246 * add or delete rows as appropriate 247 * add or delete rows as appropriate
247 */ 248 */
248 setrstyle = DEFAULT_RSTYLE;
249 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
250 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
251 { 255 {
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++) 256 for (int row = nrow; row < prev_nrow; row++)
257 { 257 {
258 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
259 if (screen.text[q]) 259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290
291 row_col_t ocur = screen.cur;
292 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
293
294 do
295 {
296 p = MOD (p - 1, prev_total_rows);
297#ifdef DEBUG_STRICT
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299#endif
300 int plines = 1;
301 int llen = old_buf [MOD (p, prev_total_rows)].l;
302
303 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 304 {
261#ifdef DEBUG_STRICT 305 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 306
263#endif 307 plines++;
264 talloc->free (screen.text[q]); 308 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 309 }
267 if (swap.text[p]) 310
311 int qlines = max (0, (llen - 1) / ncol) + 1;
312
313 // drop partial lines completely
314 if (q < qlines)
315 break;
316
317 q -= qlines;
318
319 int lofs = 0;
320 line_t *qline;
321
322 // re-assemble the full line by destination lines
323 for (int qrow = q; qlines--; qrow++)
268 { 324 {
269#ifdef DEBUG_STRICT 325 qline = row_buf + qrow;
270 assert (swap.rend[p]); 326 lalloc (*qline);
271#endif 327 qline->l = ncol;
272 talloc->free (swap.text[p]); 328 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 329
330 int qcol = 0;
331
332 // see below for cursor adjustment rationale
333 if (p == ocur.row)
334 screen.cur.row = q - (total_rows - nrow);
335
336 // fill a single destination line
337 while (lofs < llen && qcol < ncol)
338 {
339 int prow = lofs / prev_ncol;
340 int pcol = lofs % prev_ncol;
341
342 prow = MOD (p + prow, prev_total_rows);
343
344 // we only adjust the cursor _row_ and put it into
345 // the topmost line of "long line" it was in, as
346 // this seems to upset applications/shells/readline
347 // least.
348 if (prow == ocur.row)
349 screen.cur.row = q - (total_rows - nrow);
350
351 line_t &pline = old_buf [prow];
352
353 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
354
355 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
356 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
357
358 lofs += len;
359 qcol += len;
360 }
274 } 361 }
275#ifdef DEBUG_STRICT 362
276 assert (drawn_text[p] && drawn_rend[p]); 363 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 364 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 365 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 366 }
367 while (p != pend && q > 0);
281 368
282 /* we have fewer rows so fix up cursor position */ 369 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 370 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 371
285 372 // make sure all terminal lines exist
286 scr_reset_realloc (); /* realloc _last_ */ 373 while (top_row > 0)
287 } 374 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
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 free (old_buf);
344 { 398 delete old_ta;
345 if (screen.text[p]) 399 delete old_ra;
346 {
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;
349 400
350 MIN_IT (screen.tlen[p], (int16_t)ncol); 401 clamp_it (screen.cur.row, 0, nrow - 1);
402 clamp_it (screen.cur.col, 0, ncol - 1);
351 403
352 if (ncol > prev_ncol)
353 scr_blank_line (& (screen.text[p][prev_ncol]),
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
392 if (tabs)
393 free (tabs); 404 free (tabs);
394 } 405 }
406
407 CLEAR_ALL_SELECTION ();
395 408
396 prev_nrow = nrow; 409 prev_nrow = nrow;
397 prev_ncol = ncol; 410 prev_ncol = ncol;
398 411
399 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 412 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
400 413
401 for (p = 0; p < ncol; p++) 414 for (int col = ncol; col--; )
402 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 415 tabs [col] = col % TABSIZE == 0;
416
417 if (current_screen != PRIMARY)
418 scr_swap_screen ();
403 419
404 tt_winch (); 420 tt_winch ();
405}
406 421
407void 422 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
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} 423}
429 424
430/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
431/* 426/*
432 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
433 */ 428 */
434void 429void
435rxvt_term::scr_release () 430rxvt_term::scr_release () NOTHROW
436{ 431{
437 uint16_t total_rows; 432 if (row_buf)
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 } 433 {
449#endif
450
451 delete talloc; talloc = 0; 434 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 435 delete ralloc; ralloc = 0;
453 436
454 free (screen.text); 437 free (row_buf);
455 free (screen.tlen); 438 free (swap_buf);
456 free (screen.rend); 439 free (drawn_buf);
457 free (drawn_text);
458 free (drawn_rend);
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 440 free (tabs);
465 441
466 /* NULL these so if anything tries to use them, we'll know about it */ 442 row_buf = 0; // signal that we freed all the arrays
467 screen.text = drawn_text = swap.text = NULL; 443 }
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} 444}
474 445
475/* ------------------------------------------------------------------------- */ 446/* ------------------------------------------------------------------------- */
476/* 447/*
477 * Hard reset 448 * Hard reset
478 */ 449 */
479void 450void
480rxvt_term::scr_poweron () 451rxvt_term::scr_poweron ()
481{ 452{
482 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
483
484 scr_release (); 453 scr_release ();
485 prev_nrow = prev_ncol = 0; 454 prev_nrow = prev_ncol = 0;
486 scr_reset (); 455 scr_reset ();
487 456
488 scr_clear (); 457 scr_clear (true);
489 scr_refresh (SLOW_REFRESH); 458 scr_refresh ();
490} 459}
491 460
492/* ------------------------------------------------------------------------- * 461/* ------------------------------------------------------------------------- *
493 * PROCESS SCREEN COMMANDS * 462 * PROCESS SCREEN COMMANDS *
494 * ------------------------------------------------------------------------- */ 463 * ------------------------------------------------------------------------- */
… …
496 * Save and Restore cursor 465 * Save and Restore cursor
497 * XTERM_SEQ: Save cursor : ESC 7 466 * XTERM_SEQ: Save cursor : ESC 7
498 * XTERM_SEQ: Restore cursor: ESC 8 467 * XTERM_SEQ: Restore cursor: ESC 8
499 */ 468 */
500void 469void
501rxvt_term::scr_cursor (int mode) 470rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
502{ 471{
503 screen_t *s; 472 screen_t *s;
504
505 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
506 473
507#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 474#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
508 if (current_screen == SECONDARY) 475 if (current_screen == SECONDARY)
509 s = & (swap); 476 s = &swap;
510 else 477 else
511#endif 478#endif
512 s = & (screen); 479 s = &screen;
480
513 switch (mode) 481 switch (mode)
514 { 482 {
515 case SAVE: 483 case SAVE:
516 s->s_cur.row = s->cur.row; 484 s->s_cur.row = screen.cur.row;
517 s->s_cur.col = s->cur.col; 485 s->s_cur.col = screen.cur.col;
518 s->s_rstyle = rstyle; 486 s->s_rstyle = rstyle;
519 s->s_charset = s->charset; 487 s->s_charset = screen.charset;
520 s->s_charset_char = charsets[s->charset]; 488 s->s_charset_char = charsets[screen.charset];
521 break; 489 break;
490
522 case RESTORE: 491 case RESTORE:
523 want_refresh = 1; 492 want_refresh = 1;
524 s->cur.row = s->s_cur.row; 493 screen.cur.row = s->s_cur.row;
525 s->cur.col = s->s_cur.col; 494 screen.cur.col = s->s_cur.col;
526 s->flags &= ~Screen_WrapNext; 495 screen.flags &= ~Screen_WrapNext;
527 rstyle = s->s_rstyle; 496 rstyle = s->s_rstyle;
528 s->charset = s->s_charset; 497 screen.charset = s->s_charset;
529 charsets[s->charset] = s->s_charset_char; 498 charsets[screen.charset] = s->s_charset_char;
530 set_font_style (); 499 set_font_style ();
531 break; 500 break;
532 } 501 }
502
533 /* boundary check in case screen size changed between SAVE and RESTORE */ 503 /* boundary check in case screen size changed between SAVE and RESTORE */
534 MIN_IT (s->cur.row, TermWin.nrow - 1); 504 min_it (s->cur.row, nrow - 1);
535 MIN_IT (s->cur.col, TermWin.ncol - 1); 505 min_it (s->cur.col, ncol - 1);
536#ifdef DEBUG_STRICT 506#ifdef DEBUG_STRICT
537 assert (s->cur.row >= 0); 507 assert (s->cur.row >= 0);
538 assert (s->cur.col >= 0); 508 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 509#endif
510}
511
512void
513rxvt_term::scr_swap_screen ()
514{
515 if (!OPTION (Opt_secondaryScreen))
516 return;
517
518 for (int i = prev_nrow; i--; )
519 ::swap (ROW(i), swap_buf [i]);
520
521 ::swap (screen.cur, swap.cur);
522
523 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
524 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
543} 525}
544 526
545/* ------------------------------------------------------------------------- */ 527/* ------------------------------------------------------------------------- */
546/* 528/*
547 * Swap between primary and secondary screens 529 * Swap between primary and secondary screens
548 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 530 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
549 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 531 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
550 */ 532 */
551int 533void
552rxvt_term::scr_change_screen (int scrn) 534rxvt_term::scr_change_screen (int scrn)
553{ 535{
554 int i; 536 if (scrn == current_screen)
537 return;
538
539 want_refresh = 1;
540 view_start = 0;
541
542 selection_check (2); /* check for boundary cross */
543
544 int i = current_screen; current_screen = scrn; scrn = i;
545
555#if NSCREENS 546#if NSCREENS
556 int offset; 547 if (OPTION (Opt_secondaryScreen))
557#endif 548 {
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; 549 num_scr = 0;
573 offset = TermWin.saveLines; 550
574 for (i = prev_nrow; i--;) 551 scr_swap_screen ();
575 { 552
576 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 553 ::swap (screen.charset, swap.charset);
577 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 554 ::swap (screen.flags, swap.flags);
578 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
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; 555 screen.flags |= Screen_VisibleCursor;
594 swap.flags |= Screen_VisibleCursor; 556 swap.flags |= Screen_VisibleCursor;
595#else 557 }
596# ifdef SCROLL_ON_NO_SECONDARY 558 else
597 if (current_screen == PRIMARY) 559#endif
560 if (OPTION (Opt_secondaryScroll))
598 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 561 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
599# endif 562}
600#endif 563
601 return scrn; 564// clear WrapNext indicator, solidifying position on next line
565void
566rxvt_term::scr_do_wrap () NOTHROW
567{
568 if (!(screen.flags & Screen_WrapNext))
569 return;
570
571 screen.flags &= ~Screen_WrapNext;
572
573 screen.cur.col = 0;
574
575 if (screen.cur.row == screen.bscroll)
576 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
577 else if (screen.cur.row < nrow - 1)
578 screen.cur.row++;
602} 579}
603 580
604/* ------------------------------------------------------------------------- */ 581/* ------------------------------------------------------------------------- */
605/* 582/*
606 * Change the colour for following text 583 * Change the colour for following text
607 */ 584 */
608void 585void
609rxvt_term::scr_color (unsigned int color, int fgbg) 586rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
610{ 587{
611 color &= RS_fgMask; 588 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
589 color = fgbg;
590
612 if (fgbg == Color_fg) 591 if (fgbg == Color_fg)
613 rstyle = SET_FGCOLOR (rstyle, color); 592 rstyle = SET_FGCOLOR (rstyle, color);
614 else 593 else
615 rstyle = SET_BGCOLOR (rstyle, color); 594 rstyle = SET_BGCOLOR (rstyle, color);
616} 595}
… …
618/* ------------------------------------------------------------------------- */ 597/* ------------------------------------------------------------------------- */
619/* 598/*
620 * Change the rendition style for following text 599 * Change the rendition style for following text
621 */ 600 */
622void 601void
623rxvt_term::scr_rendition (int set, int style) 602rxvt_term::scr_rendition (int set, int style) NOTHROW
624 { 603 {
625 if (set) 604 if (set)
626 rstyle |= style; 605 rstyle |= style;
627 else if (style == ~RS_None) 606 else if (style == ~RS_None)
628 rstyle = DEFAULT_RSTYLE; 607 rstyle = DEFAULT_RSTYLE;
… …
633/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
634/* 613/*
635 * Scroll text between <row1> and <row2> inclusive, by <count> lines 614 * Scroll text between <row1> and <row2> inclusive, by <count> lines
636 * count positive ==> scroll up 615 * count positive ==> scroll up
637 * count negative ==> scroll down 616 * count negative ==> scroll down
638 * spec == 0 for normal routines
639 */ 617 */
640int 618int
641rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 619rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
642{ 620{
643 int i, j;
644 long nscrolled;
645
646 if (count == 0 || (row1 > row2)) 621 if (count == 0 || (row1 > row2))
647 return 0; 622 return 0;
648 623
649 want_refresh = 1; 624 want_refresh = 1;
650 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 625 num_scr += count;
651 626
652 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 627 if (count > 0
628 && row1 == 0
629 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
630 {
631 top_row = max (top_row - count, -saveLines);
632
633 // scroll everything up 'count' lines
634 term_start = (term_start + count) % total_rows;
635
636 // sever bottommost line
653 { 637 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 638 line_t &l = ROW(row2 - count);
639 l.is_longer (0);
640 l.touch ();
641 }
655 642
656 if (nscrolled > (long)TermWin.saveLines) 643 // erase newly scrolled-in lines
657 TermWin.nscrolled = TermWin.saveLines; 644 for (int i = count; i--; )
645 {
646 // basically this is a slightly optimized scr_blank_screen_mem
647 // it is worth the effort on slower machines
648 line_t &l = ROW(nrow - 1 - i);
649
650 scr_blank_line (l, 0, l.l, rstyle);
651
652 l.l = 0;
653 l.f = 0;
654 }
655
656 // now copy lines below the scroll region bottom to the
657 // bottom of the screen again, so they look as if they
658 // hadn't moved.
659 for (int i = nrow; --i > row2; )
660 {
661 line_t &l1 = ROW(i - count);
662 line_t &l2 = ROW(i);
663
664 ::swap (l1, l2);
665 l2.touch ();
666 }
658 else 667
659 TermWin.nscrolled = (uint16_t)nscrolled; 668 // move and/or clear selection, if any
669 if (selection.op && current_screen == selection.screen)
670 {
671 selection.beg.row -= count;
672 selection.end.row -= count;
673 selection.mark.row -= count;
660 674
675 if (selection.beg.row < top_row
676 || selection.end.row < top_row
677 || selection.mark.row < top_row)
678 {
679 CLEAR_ALL_SELECTION ();
680 selection.op = SELECTION_CLEAR;
681 }
682 }
683
684 // finally move the view window, if desired
661 if ((Options & Opt_scrollWithBuffer) 685 if (OPTION (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 686 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 687 && view_start != -saveLines)
664 scr_page (UP, count); 688 scr_page (UP, count);
689
690 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
691 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
692 }
693 else
665 } 694 {
666 else if (!spec)
667 row1 += TermWin.saveLines;
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 695 if (selection.op && current_screen == selection.screen)
672 { 696 {
673 i = selection.beg.row + TermWin.saveLines; 697 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 698 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 699 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 700 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 701 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 702 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 703 {
682 CLEAR_ALL_SELECTION (); 704 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 705 selection.op = SELECTION_CLEAR;
684 } 706 }
685 else if (j >= row1 && j <= row2) 707 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 708 {
687 /* move selected region too */ 709 /* move selected region too */
688 selection.beg.row -= count; 710 selection.beg.row -= count;
689 selection.end.row -= count; 711 selection.end.row -= count;
690 selection.mark.row -= count; 712 selection.mark.row -= count;
713
714 selection_check (0);
691 } 715 }
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 { 716 }
712 buf_text[i] = screen.text[j]; 717
713 buf_rend[i] = screen.rend[j]; 718 // use a simple and robust scrolling algorithm, this
719 // part of scr_scroll_text is not time-critical.
720
721 int rows = row2 - row1 + 1;
722
723 min_it (count, rows);
724
725 line_t *temp_buf = row_buf + total_rows;
726
727 for (int row = 0; row < rows; row++)
714 } 728 {
715 /* A2: Rotate lines */ 729 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
716 for (j = row1, i = j + count; i <= row2; i++, j++) 730
731 if (!IN_RANGE_EXC (row + count, 0, rows))
732 scr_blank_screen_mem (temp_buf [row], rstyle);
717 { 733 }
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 */
727 734
728 /* B1: Copy lines that will get clobbered by the rotation */ 735 for (int row = 0; row < rows; row++)
729 for (i = 0, j = row2; i < count; i++, j--) 736 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 } 737 }
756 738
757 return count; 739 return count;
758} 740}
759 741
760/* ------------------------------------------------------------------------- */ 742/* ------------------------------------------------------------------------- */
761/* 743/*
762 * Add text given in <str> of length <len> to screen struct 744 * Add text given in <str> of length <len> to screen struct
763 */ 745 */
764void 746void
765rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 747rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
766{ 748{
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 */ 749 if (len <= 0) /* sanity */
774 return; 750 return;
775 751
752 unsigned char checksel;
753 unicode_t c;
754 int ncol = this->ncol;
755 const wchar_t *strend = str + len;
756
776 want_refresh = 1; 757 want_refresh = 1;
777 last_col = TermWin.ncol;
778
779 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
780 ZERO_SCROLLBACK (); 758 ZERO_SCROLLBACK ();
759
781 if (nlines > 0) 760 if (minlines > 0)
782 { 761 {
783 nlines += (screen.cur.row - screen.bscroll); 762 minlines += screen.cur.row - screen.bscroll;
763 min_it (minlines, screen.cur.row - top_row);
764
784 if ((nlines > 0) 765 if (minlines > 0
785 && (screen.tscroll == 0) 766 && screen.tscroll == 0
786 && (screen.bscroll == (TermWin.nrow - 1))) 767 && screen.bscroll == nrow - 1)
787 { 768 {
788 /* _at least_ this many lines need to be scrolled */ 769 /* _at least_ this many lines need to be scrolled */
789 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 770 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
790 screen.cur.row -= nlines; 771 screen.cur.row -= minlines;
791 } 772 }
792 } 773 }
774
793#ifdef DEBUG_STRICT 775#ifdef DEBUG_STRICT
794 assert (screen.cur.col < last_col); 776 assert (screen.cur.col < ncol);
795 assert ((screen.cur.row < TermWin.nrow) 777 assert (screen.cur.row < nrow
796 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 778 && screen.cur.row >= top_row);
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 779#endif
802 row = screen.cur.row + TermWin.saveLines; 780 int row = screen.cur.row;
803 781
804 checksel = (selection.op 782 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
805 && current_screen == selection.screen) ? 1 : 0;
806 clearsel = 0;
807 783
808 stp = screen.text[row]; 784 line_t *line = &ROW(row);
809 srp = screen.rend[row];
810 785
811 for (i = 0; i < len;) 786 while (str < strend)
812 { 787 {
813 c = str[i++]; 788 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
814 switch (c) 789
790 if (c < 0x20)
791 if (c == C0_LF)
815 { 792 {
816 case '\t': 793 max_it (line->l, screen.cur.col);
817 scr_tab (1); 794
795 screen.flags &= ~Screen_WrapNext;
796
797 if (screen.cur.row == screen.bscroll)
798 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
799 else if (screen.cur.row < (nrow - 1))
800 row = ++screen.cur.row;
801
802 line = &ROW(row); /* _must_ refresh */
818 continue; 803 continue;
819 case '\n': 804 }
820 if (screen.tlen[row] != -1) /* XXX: think about this */ 805 else if (c == C0_CR)
821 MAX_IT (screen.tlen[row], screen.cur.col); 806 {
822 screen.flags &= ~Screen_WrapNext; 807 max_it (line->l, screen.cur.col);
823 if (screen.cur.row == screen.bscroll) 808
824 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
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; 809 screen.flags &= ~Screen_WrapNext;
834 screen.cur.col = 0; 810 screen.cur.col = 0;
835 continue; 811 continue;
836 default:
837 if (c == 127)
838 continue; /* yummmm..... */
839 break;
840 } 812 }
813 else if (c == C0_HT)
814 {
815 scr_tab (1, true);
816 continue;
817 }
841 818
842 if (checksel /* see if we're writing within selection */ 819 if (checksel /* see if we're writing within selection */
843 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 820 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
844 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 821 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
845 { 822 {
846 checksel = 0; 823 checksel = 0;
847 clearsel = 1;
848 } 824 /*
825 * If we wrote anywhere in the selected area, kill the selection
826 * XXX: should we kill the mark too? Possibly, but maybe that
827 * should be a similar check.
828 */
829 CLEAR_SELECTION ();
830 }
831
849 if (screen.flags & Screen_WrapNext) 832 if (screen.flags & Screen_WrapNext)
850 { 833 {
851 screen.tlen[row] = -1; 834 scr_do_wrap ();
852 if (screen.cur.row == screen.bscroll) 835
853 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 836 line->l = ncol;
854 else if (screen.cur.row < (TermWin.nrow - 1)) 837 line->is_longer (1);
855 row = (++screen.cur.row) + TermWin.saveLines; 838
856 stp = screen.text[row]; /* _must_ refresh */
857 srp = screen.rend[row]; /* _must_ refresh */
858 screen.cur.col = 0; 839 row = screen.cur.row;
859 screen.flags &= ~Screen_WrapNext; 840 line = &ROW(row); /* _must_ refresh */
841 }
842
843 // some utf-8 decoders "decode" surrogate characters: let's fix this.
844 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
845 c = 0xfffd;
846
847 // rely on wcwidth to tell us the character width, at least for non-latin1
848 // do wcwidth before further replacements, as wcwidth might return -1
849 // for the line drawing characters below as they might be invalid in the current
850 // locale.
851 int width = c < 0x100 ? 1 : wcwidth (c);
852
853 if (charsets [screen.charset] == '0') // DEC SPECIAL
860 } 854 {
855 // vt100 special graphics and line drawing
856 // 5f-7e standard vt100
857 // 40-5e rxvt extension for extra curses acs chars
858 static uint16_t vt100_0[62] = { // 41 .. 7e
859 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
860 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
861 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
862 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
863 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
864 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
865 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
866 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
867 };
868
869 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
870 {
871 c = vt100_0[c - 0x41];
872 width = 1; // vt100 line drawing characters are always single-width
873 }
874 }
875
861 if (screen.flags & Screen_Insert) 876 if (screen.flags & Screen_Insert)
862 scr_insdel_chars (1, INSERT); 877 scr_insdel_chars (width, INSERT);
863 878
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) 879 if (width != 0)
886 do 880 {
881#if !UNICODE_3
882 // trim characters we can't store directly :(
883 if (c >= 0x10000)
884# if ENABLE_COMBINING
885 c = rxvt_composite.compose (c); // map to lower 16 bits
886# else
887 c = 0xfffd;
888# endif
889#endif
890
891 // nuke the character at this position, if required
892 if (line->t[screen.cur.col] == NOCHAR
893 || (screen.cur.col < ncol - 1
894 && line->t[screen.cur.col + 1] == NOCHAR))
887 { 895 {
896 int col = screen.cur.col;
897
898 // find begin
899 while (col > 0 && line->t[col] == NOCHAR)
900 col--;
901
902 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
903
904 // found begin, nuke
905 do {
906 line->t[col] = ' ';
907 line->r[col] = rend;
908 col++;
909 } while (col < ncol && line->t[col] == NOCHAR);
910 }
911
912 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
913
914 // if the character doesn't fit into the remaining columns...
915 if (screen.cur.col > ncol - width && ncol >= width)
916 {
917 // ...output spaces
918 c = ' ';
919 // and try the same character next loop iteration
920 --str;
921 }
922
923 line->touch ();
924
925 do
926 {
888 stp[screen.cur.col] = c; 927 line->t[screen.cur.col] = c;
889 srp[screen.cur.col] = rend; 928 line->r[screen.cur.col] = rend;
890 929
891 if (screen.cur.col < last_col - 1) 930 if (screen.cur.col < ncol - 1)
892 screen.cur.col++; 931 screen.cur.col++;
893 else 932 else
894 { 933 {
895 screen.tlen[row] = last_col; 934 line->l = ncol;
896 if (screen.flags & Screen_Autowrap) 935 if (screen.flags & Screen_Autowrap)
897 screen.flags |= Screen_WrapNext; 936 screen.flags |= Screen_WrapNext;
898 break; 937 break;
899 } 938 }
900 939
901 c = NOCHAR; 940 c = NOCHAR;
902 } 941 }
903 while (--width > 0); 942 while (--width > 0);
943
944 // pad with spaces when overwriting wide character with smaller one
945 if (!width)
946 {
947 line->touch ();
948
949 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
950 {
951 line->t[c] = ' ';
952 line->r[c] = rend;
953 }
954 }
955 }
956 else // width == 0
957 {
958#if ENABLE_COMBINING
959 // handle combining characters
960 // we just tag the accent on the previous on-screen character.
961 // this is arguably not correct, but also arguably not wrong.
962 // we don't handle double-width characters nicely yet.
963 line_t *linep;
964 text_t *tp;
965 rend_t *rp;
966
967 if (screen.cur.col > 0)
968 {
969 linep = line;
970 tp = line->t + screen.cur.col - 1;
971 rp = line->r + screen.cur.col - 1;
972 }
973 else if (screen.cur.row > 0
974 && ROW(screen.cur.row - 1).is_longer ())
975 {
976 linep = &ROW(screen.cur.row - 1);
977 tp = line->t + ncol - 1;
978 rp = line->r + ncol - 1;
979 }
904 else 980 else
905 (void)0; /* handle combining character etc. here. */ 981 continue;
906 }
907 982
908 if (screen.tlen[row] != -1) /* XXX: think about this */ 983 linep->touch ();
909 MAX_IT (screen.tlen[row], screen.cur.col);
910 984
911 /* 985 while (*tp == NOCHAR && tp > linep->t)
912 * If we wrote anywhere in the selected area, kill the selection 986 tp--, rp--;
913 * XXX: should we kill the mark too? Possibly, but maybe that 987
914 * should be a similar check. 988 // first try to find a precomposed character
915 */ 989 unicode_t n = rxvt_compose (*tp, c);
916 if (clearsel) 990 if (n == NOCHAR)
917 CLEAR_SELECTION (); 991 n = rxvt_composite.compose (*tp, c);
992
993 *tp = n;
994 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
995#endif
996 }
997 }
998
999 max_it (line->l, screen.cur.col);
918 1000
919#ifdef DEBUG_STRICT 1001#ifdef DEBUG_STRICT
920 assert (screen.cur.row >= 0); 1002 assert (screen.cur.row >= 0);
921#else /* drive with your eyes closed */
922 MAX_IT (screen.cur.row, 0);
923#endif 1003#endif
924} 1004}
925 1005
926/* ------------------------------------------------------------------------- */ 1006/* ------------------------------------------------------------------------- */
927/* 1007/*
928 * Process Backspace. Move back the cursor back a position, wrap if have to 1008 * Process Backspace. Move back the cursor back a position, wrap if have to
929 * XTERM_SEQ: CTRL-H 1009 * XTERM_SEQ: CTRL-H
930 */ 1010 */
931void 1011void
932rxvt_term::scr_backspace () 1012rxvt_term::scr_backspace () NOTHROW
933{ 1013{
934 want_refresh = 1; 1014 want_refresh = 1;
1015
935 if (screen.cur.col == 0) 1016 if (screen.cur.col == 0)
936 { 1017 {
937 if (screen.cur.row > 0) 1018 if (screen.cur.row > 0)
938 { 1019 {
939#ifdef TERMCAP_HAS_BW 1020#ifdef TERMCAP_HAS_BW
940 screen.cur.col = TermWin.ncol - 1; 1021 screen.cur.col = ncol - 1;
941 screen.cur.row--; 1022 screen.cur.row--;
942 return; 1023 return;
943#endif 1024#endif
944
945 } 1025 }
946 } 1026 }
947 else if ((screen.flags & Screen_WrapNext) == 0) 1027 else if (!(screen.flags & Screen_WrapNext))
948 scr_gotorc (0, -1, RELATIVE); 1028 scr_gotorc (0, -1, RELATIVE);
1029
949 screen.flags &= ~Screen_WrapNext; 1030 screen.flags &= ~Screen_WrapNext;
950} 1031}
951 1032
952/* ------------------------------------------------------------------------- */ 1033/* ------------------------------------------------------------------------- */
953/* 1034/*
954 * Process Horizontal Tab 1035 * Process Horizontal Tab
955 * count: +ve = forward; -ve = backwards 1036 * count: +ve = forward; -ve = backwards
956 * XTERM_SEQ: CTRL-I 1037 * XTERM_SEQ: CTRL-I
957 */ 1038 */
958void 1039void
959rxvt_term::scr_tab (int count) 1040rxvt_term::scr_tab (int count, bool ht) NOTHROW
960{ 1041{
961 int i, x; 1042 int i, x;
962 1043
963 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
964 want_refresh = 1; 1044 want_refresh = 1;
965 i = x = screen.cur.col; 1045 i = x = screen.cur.col;
1046
966 if (count == 0) 1047 if (count == 0)
967 return; 1048 return;
968 else if (count > 0) 1049 else if (count > 0)
969 { 1050 {
1051 line_t &l = ROW(screen.cur.row);
1052 rend_t base_rend = l.r[i];
1053 ht &= l.t[i] == ' ';
1054
970 for (; ++i < TermWin.ncol; ) 1055 for (; ++i < ncol; )
971 if (tabs[i]) 1056 if (tabs[i])
972 { 1057 {
973 x = i; 1058 x = i;
1059
974 if (!--count) 1060 if (!--count)
975 break; 1061 break;
976 } 1062 }
1063 else
1064 ht &= l.t[i] == ' '
1065 && RS_SAME (l.r[i], base_rend);
1066
977 if (count) 1067 if (count)
978 x = TermWin.ncol - 1; 1068 x = ncol - 1;
1069
1070 // store horizontal tab commands as characters inside the text
1071 // buffer so they can be selected and pasted.
1072 if (ht && OPTION (Opt_pastableTabs))
1073 {
1074 base_rend = SET_FONT (base_rend, 0);
1075
1076 l.touch (x);
1077
1078 i = screen.cur.col;
1079
1080 l.t[i] = '\t';
1081 l.r[i] = base_rend;
1082
1083 while (++i < x)
1084 {
1085 l.t[i] = NOCHAR;
1086 l.r[i] = base_rend;
1087 }
1088 }
979 } 1089 }
980 else /* if (count < 0) */ 1090 else /* if (count < 0) */
981 { 1091 {
982 for (; --i >= 0; ) 1092 for (; --i >= 0; )
983 if (tabs[i]) 1093 if (tabs[i])
984 { 1094 {
985 x = i; 1095 x = i;
986 if (!++count) 1096 if (!++count)
987 break; 1097 break;
988 } 1098 }
1099
989 if (count) 1100 if (count)
990 x = 0; 1101 x = 0;
991 } 1102 }
1103
992 if (x != screen.cur.col) 1104 if (x != screen.cur.col)
993 scr_gotorc (0, x, R_RELATIVE); 1105 scr_gotorc (0, x, R_RELATIVE);
994} 1106}
995 1107
996/* ------------------------------------------------------------------------- */ 1108/* ------------------------------------------------------------------------- */
… …
998 * Process DEC Back Index 1110 * Process DEC Back Index
999 * XTERM_SEQ: ESC 6 1111 * XTERM_SEQ: ESC 6
1000 * Move cursor left in row. If we're at the left boundary, shift everything 1112 * Move cursor left in row. If we're at the left boundary, shift everything
1001 * in that row right. Clear left column. 1113 * in that row right. Clear left column.
1002 */ 1114 */
1003#ifndef NO_FRILLS 1115#if ENABLE_FRILLS
1004void 1116void
1005rxvt_term::scr_backindex () 1117rxvt_term::scr_backindex () NOTHROW
1006{ 1118{
1007 if (screen.cur.col > 0) 1119 if (screen.cur.col > 0)
1008 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1120 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1009 else 1121 else
1010 {
1011 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1012 return; /* um, yeah? */
1013 scr_insdel_chars (1, INSERT); 1122 scr_insdel_chars (1, INSERT);
1014 }
1015} 1123}
1016#endif 1124#endif
1017/* ------------------------------------------------------------------------- */ 1125/* ------------------------------------------------------------------------- */
1018/* 1126/*
1019 * Process DEC Forward Index 1127 * Process DEC Forward Index
1020 * XTERM_SEQ: ESC 9 1128 * XTERM_SEQ: ESC 9
1021 * Move cursor right in row. If we're at the right boundary, shift everything 1129 * Move cursor right in row. If we're at the right boundary, shift everything
1022 * in that row left. Clear right column. 1130 * in that row left. Clear right column.
1023 */ 1131 */
1024#ifndef NO_FRILLS 1132#if ENABLE_FRILLS
1025void 1133void
1026rxvt_term::scr_forwardindex () 1134rxvt_term::scr_forwardindex () NOTHROW
1027{ 1135{
1028 int row;
1029
1030 if (screen.cur.col < TermWin.ncol - 1) 1136 if (screen.cur.col < ncol - 1)
1031 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1137 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1032 else 1138 else
1033 { 1139 {
1034 row = screen.cur.row + TermWin.saveLines; 1140 line_t &l = ROW(screen.cur.row);
1035 if (screen.tlen[row] == 0) 1141
1036 return; /* um, yeah? */ 1142 l.touch ();
1037 else if (screen.tlen[row] == -1) 1143 l.is_longer (0);
1038 screen.tlen[row] = TermWin.ncol; 1144
1039 scr_gotorc (0, 0, R_RELATIVE); 1145 scr_gotorc (0, 0, R_RELATIVE);
1040 scr_insdel_chars (1, DELETE); 1146 scr_insdel_chars (1, DELETE);
1041 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1147 scr_gotorc (0, ncol - 1, R_RELATIVE);
1042 } 1148 }
1043} 1149}
1044#endif 1150#endif
1045 1151
1046/* ------------------------------------------------------------------------- */ 1152/* ------------------------------------------------------------------------- */
1047/* 1153/*
1048 * Goto Row/Column 1154 * Goto Row/Column
1049 */ 1155 */
1050void 1156void
1051rxvt_term::scr_gotorc (int row, int col, int relative) 1157rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1052{ 1158{
1053 want_refresh = 1; 1159 want_refresh = 1;
1054 ZERO_SCROLLBACK (); 1160 ZERO_SCROLLBACK ();
1055 1161
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) 1162 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1059 : col); 1163 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 1164
1063 screen.flags &= ~Screen_WrapNext; 1165 screen.flags &= ~Screen_WrapNext;
1166
1064 if (relative & R_RELATIVE) 1167 if (relative & R_RELATIVE)
1065 { 1168 {
1066 if (row > 0) 1169 if (row > 0)
1067 { 1170 {
1068 if (screen.cur.row <= screen.bscroll 1171 if (screen.cur.row <= screen.bscroll
… …
1083 else 1186 else
1084 { 1187 {
1085 if (screen.flags & Screen_Relative) 1188 if (screen.flags & Screen_Relative)
1086 { /* relative origin mode */ 1189 { /* relative origin mode */
1087 screen.cur.row = row + screen.tscroll; 1190 screen.cur.row = row + screen.tscroll;
1088 MIN_IT (screen.cur.row, screen.bscroll); 1191 min_it (screen.cur.row, screen.bscroll);
1089 } 1192 }
1090 else 1193 else
1091 screen.cur.row = row; 1194 screen.cur.row = row;
1092 } 1195 }
1093 MAX_IT (screen.cur.row, 0);
1094 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1095}
1096 1196
1197 clamp_it (screen.cur.row, 0, nrow - 1);
1198}
1199
1097/* ------------------------------------------------------------------------- */ 1200/* ------------------------------------------------------------------------- */
1098/* 1201/*
1099 * direction should be UP or DN 1202 * direction should be UP or DN
1100 */ 1203 */
1101void 1204void
1102rxvt_term::scr_index (enum page_dirn direction) 1205rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1103{ 1206{
1104 int dirn; 1207 int dirn;
1105 1208
1106 want_refresh = 1; 1209 want_refresh = 1;
1210 ZERO_SCROLLBACK ();
1211
1107 dirn = ((direction == UP) ? 1 : -1); 1212 dirn = ((direction == UP) ? 1 : -1);
1108 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1109
1110 ZERO_SCROLLBACK ();
1111 1213
1112 screen.flags &= ~Screen_WrapNext; 1214 screen.flags &= ~Screen_WrapNext;
1215
1113 if ((screen.cur.row == screen.bscroll && direction == UP) 1216 if ((screen.cur.row == screen.bscroll && direction == UP)
1114 || (screen.cur.row == screen.tscroll && direction == DN)) 1217 || (screen.cur.row == screen.tscroll && direction == DN))
1115 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1218 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1116 else 1219 else
1117 screen.cur.row += dirn; 1220 screen.cur.row += dirn;
1118 MAX_IT (screen.cur.row, 0); 1221
1119 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1222 clamp_it (screen.cur.row, 0, nrow - 1);
1120 selection_check (0); 1223 selection_check (0);
1121} 1224}
1122 1225
1123/* ------------------------------------------------------------------------- */ 1226/* ------------------------------------------------------------------------- */
1124/* 1227/*
… …
1126 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1229 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1127 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1230 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1128 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1231 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1129 */ 1232 */
1130void 1233void
1131rxvt_term::scr_erase_line (int mode) 1234rxvt_term::scr_erase_line (int mode) NOTHROW
1132{ 1235{
1133 unsigned int row, col, num; 1236 unsigned int col, num;
1134 1237
1135 want_refresh = 1; 1238 want_refresh = 1;
1136 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1137 ZERO_SCROLLBACK (); 1239 ZERO_SCROLLBACK ();
1138 1240
1139 selection_check (1); 1241 selection_check (1);
1140 1242
1141 screen.flags &= ~Screen_WrapNext; 1243 line_t &line = ROW(screen.cur.row);
1142 1244
1143 row = TermWin.saveLines + screen.cur.row; 1245 line.touch ();
1246 line.is_longer (0);
1247
1144 switch (mode) 1248 switch (mode)
1145 { 1249 {
1146 case 0: /* erase to end of line */ 1250 case 0: /* erase to end of line */
1147 col = screen.cur.col; 1251 col = screen.cur.col;
1148 num = TermWin.ncol - col; 1252 num = ncol - col;
1149 MIN_IT (screen.tlen[row], (int16_t)col); 1253 min_it (line.l, col);
1150 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1254 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1151 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1255 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1152 CLEAR_SELECTION (); 1256 CLEAR_SELECTION ();
1153 break; 1257 break;
1154 case 1: /* erase to beginning of line */ 1258 case 1: /* erase to beginning of line */
… …
1158 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1262 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1159 CLEAR_SELECTION (); 1263 CLEAR_SELECTION ();
1160 break; 1264 break;
1161 case 2: /* erase whole line */ 1265 case 2: /* erase whole line */
1162 col = 0; 1266 col = 0;
1163 num = TermWin.ncol; 1267 num = ncol;
1164 screen.tlen[row] = 0; 1268 line.l = 0;
1165 if (selection.beg.row <= screen.cur.row 1269 if (selection.beg.row <= screen.cur.row
1166 && selection.end.row >= screen.cur.row) 1270 && selection.end.row >= screen.cur.row)
1167 CLEAR_SELECTION (); 1271 CLEAR_SELECTION ();
1168 break; 1272 break;
1169 default: 1273 default:
1170 return; 1274 return;
1171 } 1275 }
1172 1276
1173 if (screen.text[row]) 1277 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} 1278}
1179 1279
1180/* ------------------------------------------------------------------------- */ 1280/* ------------------------------------------------------------------------- */
1181/* 1281/*
1182 * Erase part of whole of the screen 1282 * Erase part of whole of the screen
1183 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1283 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1184 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1284 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1185 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1285 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1186 */ 1286 */
1187void 1287void
1188rxvt_term::scr_erase_screen (int mode) 1288rxvt_term::scr_erase_screen (int mode) NOTHROW
1189{ 1289{
1190 int num; 1290 int num;
1191 int32_t row, row_offset; 1291 int32_t row;
1192 rend_t ren; 1292 rend_t ren;
1193 XGCValues gcvalue; 1293 XGCValues gcvalue;
1194 1294
1195 want_refresh = 1; 1295 want_refresh = 1;
1196 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1197 ZERO_SCROLLBACK (); 1296 ZERO_SCROLLBACK ();
1198 row_offset = (int32_t)TermWin.saveLines;
1199 1297
1200 switch (mode) 1298 switch (mode)
1201 { 1299 {
1202 case 0: /* erase to end of screen */ 1300 case 0: /* erase to end of screen */
1203 selection_check (1); 1301 selection_check (1);
1204 scr_erase_line (0); 1302 scr_erase_line (0);
1205 row = screen.cur.row + 1; /* possible OOB */ 1303 row = screen.cur.row + 1; /* possible OOB */
1206 num = TermWin.nrow - row; 1304 num = nrow - row;
1207 break; 1305 break;
1208 case 1: /* erase to beginning of screen */ 1306 case 1: /* erase to beginning of screen */
1209 selection_check (3); 1307 selection_check (3);
1210 scr_erase_line (1); 1308 scr_erase_line (1);
1211 row = 0; 1309 row = 0;
1212 num = screen.cur.row; 1310 num = screen.cur.row;
1213 break; 1311 break;
1214 case 2: /* erase whole screen */ 1312 case 2: /* erase whole screen */
1215 selection_check (3); 1313 selection_check (3);
1216 row = 0; 1314 row = 0;
1217 num = TermWin.nrow; 1315 num = nrow;
1218 break; 1316 break;
1219 default: 1317 default:
1220 return; 1318 return;
1221 } 1319 }
1222 refresh_type |= REFRESH_BOUNDS; 1320
1223 if (selection.op && current_screen == selection.screen 1321 if (selection.op && current_screen == selection.screen
1224 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1322 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1225 || (selection.end.row >= row 1323 || (selection.end.row >= row
1226 && selection.end.row <= row + num))) 1324 && selection.end.row <= row + num)))
1227 CLEAR_SELECTION (); 1325 CLEAR_SELECTION ();
1326
1228 if (row >= TermWin.nrow) /* Out Of Bounds */ 1327 if (row >= nrow) /* Out Of Bounds */
1229 return; 1328 return;
1230 MIN_IT (num, (TermWin.nrow - row)); 1329
1330 min_it (num, nrow - row);
1331
1231 if (rstyle & (RS_RVid | RS_Uline)) 1332 if (rstyle & (RS_RVid | RS_Uline))
1232 ren = (rend_t) ~RS_None; 1333 ren = (rend_t) ~RS_None;
1233 else if (GET_BASEBG (rstyle) == Color_bg) 1334 else if (GET_BASEBG (rstyle) == Color_bg)
1234 { 1335 {
1235 ren = DEFAULT_RSTYLE; 1336 ren = DEFAULT_RSTYLE;
1236 CLEAR_ROWS (row, num); 1337 CLEAR_ROWS (row, num);
1237 } 1338 }
1238 else 1339 else
1239 { 1340 {
1240 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1341 ren = rstyle & (RS_fgMask | RS_bgMask);
1241 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1342 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1242 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1343 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1243 ERASE_ROWS (row, num); 1344 ERASE_ROWS (row, num);
1244 gcvalue.foreground = PixColors[Color_fg]; 1345 gcvalue.foreground = pix_colors[Color_fg];
1245 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1346 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1246 } 1347 }
1348
1247 for (; num--; row++) 1349 for (; num--; row++)
1248 { 1350 {
1249 scr_blank_screen_mem (screen.text, screen.rend, 1351 scr_blank_screen_mem (ROW(row), rstyle);
1250 (unsigned int) (row + row_offset), rstyle); 1352 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1251 screen.tlen[row + row_offset] = 0;
1252 scr_blank_line (drawn_text[row], drawn_rend[row],
1253 (unsigned int)TermWin.ncol, ren);
1254 } 1353 }
1255} 1354}
1355
1356#if ENABLE_FRILLS
1357void
1358rxvt_term::scr_erase_savelines () NOTHROW
1359{
1360 want_refresh = 1;
1361 ZERO_SCROLLBACK ();
1362
1363 top_row = 0;
1364}
1365#endif
1256 1366
1257/* ------------------------------------------------------------------------- */ 1367/* ------------------------------------------------------------------------- */
1258/* 1368/*
1259 * Fill the screen with `E's 1369 * Fill the screen with `E's
1260 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1370 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1261 */ 1371 */
1262void 1372void
1263rxvt_term::scr_E () 1373rxvt_term::scr_E () NOTHROW
1264{ 1374{
1265 int i, j, k; 1375 rend_t fs;
1266 rend_t *r1, fs;
1267 1376
1268 want_refresh = 1; 1377 want_refresh = 1;
1378 ZERO_SCROLLBACK ();
1379
1269 num_scr_allow = 0; 1380 num_scr_allow = 0;
1270 ZERO_SCROLLBACK ();
1271 selection_check (3); 1381 selection_check (3);
1272 1382
1273 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1383 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1274 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1384 for (int row = nrow; row--; )
1275 { 1385 {
1276 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1386 line_t &line = ROW(row);
1387
1277 fill_text (screen.text[k], 'E', TermWin.ncol); 1388 fill_text (line.t, 'E', ncol);
1278 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1389 rend_t *r1 = line.r;
1390
1391 for (int j = ncol; j--; )
1279 *r1++ = fs; 1392 *r1++ = fs;
1393
1394 line.is_longer (0);
1395 line.touch (ncol);
1280 } 1396 }
1281} 1397}
1282 1398
1283/* ------------------------------------------------------------------------- */ 1399/* ------------------------------------------------------------------------- */
1284/* 1400/*
1285 * Insert/Delete <count> lines 1401 * Insert/Delete <count> lines
1286 */ 1402 */
1287void 1403void
1288rxvt_term::scr_insdel_lines (int count, int insdel) 1404rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1289{ 1405{
1290 int end; 1406 int end;
1291 1407
1292 ZERO_SCROLLBACK (); 1408 ZERO_SCROLLBACK ();
1293 1409
1294 selection_check (1); 1410 selection_check (1);
1295 1411
… …
1302 if (insdel == DELETE) 1418 if (insdel == DELETE)
1303 return; 1419 return;
1304 else if (insdel == INSERT) 1420 else if (insdel == INSERT)
1305 count = end; 1421 count = end;
1306 } 1422 }
1307 screen.flags &= ~Screen_WrapNext;
1308 1423
1424 scr_do_wrap ();
1425
1309 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1426 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1310} 1427}
1311 1428
1312/* ------------------------------------------------------------------------- */ 1429/* ------------------------------------------------------------------------- */
1313/* 1430/*
1314 * Insert/Delete <count> characters from the current position 1431 * Insert/Delete <count> characters from the current position
1315 */ 1432 */
1316void 1433void
1317rxvt_term::scr_insdel_chars (int count, int insdel) 1434rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1318{ 1435{
1319 int col, row; 1436 int col, row;
1320 rend_t tr; 1437 rend_t tr;
1321 text_t *stp;
1322 rend_t *srp;
1323 int16_t *slp;
1324 1438
1325 want_refresh = 1; 1439 want_refresh = 1;
1326 ZERO_SCROLLBACK (); 1440 ZERO_SCROLLBACK ();
1327 1441
1328 if (count <= 0) 1442 if (count <= 0)
1329 return; 1443 return;
1330 1444
1445 scr_do_wrap ();
1446
1331 selection_check (1); 1447 selection_check (1);
1332 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1448 min_it (count, ncol - screen.cur.col);
1333 1449
1334 row = screen.cur.row + TermWin.saveLines;
1335 screen.flags &= ~Screen_WrapNext;
1336
1337 stp = screen.text[row];
1338 srp = screen.rend[row]; 1450 row = screen.cur.row;
1339 slp = & (screen.tlen[row]); 1451
1452 line_t *line = &ROW(row);
1453
1454 line->touch ();
1455 line->is_longer (0);
1456
1340 switch (insdel) 1457 switch (insdel)
1341 { 1458 {
1342 case INSERT: 1459 case INSERT:
1343 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1460 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1344 col--)
1345 { 1461 {
1346 stp[col] = stp[col - count]; 1462 line->t[col] = line->t[col - count];
1347 srp[col] = srp[col - count]; 1463 line->r[col] = line->r[col - count];
1348 } 1464 }
1349 if (*slp != -1) 1465
1350 { 1466 line->l = min (line->l + count, ncol);
1351 *slp += count; 1467
1352 MIN_IT (*slp, TermWin.ncol);
1353 }
1354 if (selection.op && current_screen == selection.screen 1468 if (selection.op && current_screen == selection.screen
1355 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1469 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1356 { 1470 {
1357 if (selection.end.row != screen.cur.row 1471 if (selection.end.row != screen.cur.row
1358 || (selection.end.col + count >= TermWin.ncol)) 1472 || (selection.end.col + count >= ncol))
1359 CLEAR_SELECTION (); 1473 CLEAR_SELECTION ();
1360 else 1474 else
1361 { /* shift selection */ 1475 { /* shift selection */
1362 selection.beg.col += count; 1476 selection.beg.col += count;
1363 selection.mark.col += count; /* XXX: yes? */ 1477 selection.mark.col += count; /* XXX: yes? */
1364 selection.end.col += count; 1478 selection.end.col += count;
1365 } 1479 }
1366 } 1480 }
1367 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1481
1368 (unsigned int)count, rstyle); 1482 scr_blank_line (*line, screen.cur.col, count, rstyle);
1369 break; 1483 break;
1484
1370 case ERASE: 1485 case ERASE:
1371 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1486 screen.cur.col += count; /* don't worry if > ncol */
1372 selection_check (1); 1487 selection_check (1);
1373 screen.cur.col -= count; 1488 screen.cur.col -= count;
1374 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1489
1375 (unsigned int)count, rstyle); 1490 line->l = max (line->l - count, 0);
1491 scr_blank_line (*line, screen.cur.col, count, rstyle);
1376 break; 1492 break;
1493
1377 case DELETE: 1494 case DELETE:
1378 tr = srp[TermWin.ncol - 1]
1379 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1495 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1496
1380 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1497 for (col = screen.cur.col; (col + count) < ncol; col++)
1381 { 1498 {
1382 stp[col] = stp[col + count]; 1499 line->t[col] = line->t[col + count];
1383 srp[col] = srp[col + count]; 1500 line->r[col] = line->r[col + count];
1384 } 1501 }
1385 scr_blank_line (& (stp[TermWin.ncol - count]), 1502
1386 & (srp[TermWin.ncol - count]), 1503 line->l = max (line->l - count, 0);
1387 (unsigned int)count, tr); 1504 scr_blank_line (*line, ncol - count, count, tr);
1388 if (*slp == -1) /* break line continuation */ 1505
1389 *slp = TermWin.ncol;
1390 *slp -= count;
1391 MAX_IT (*slp, 0);
1392 if (selection.op && current_screen == selection.screen 1506 if (selection.op && current_screen == selection.screen
1393 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1507 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1394 { 1508 {
1395 if (selection.end.row != screen.cur.row 1509 if (selection.end.row != screen.cur.row
1396 || (screen.cur.col >= selection.beg.col - count) 1510 || (screen.cur.col >= selection.beg.col - count)
1397 || selection.end.col >= TermWin.ncol) 1511 || selection.end.col >= ncol)
1398 CLEAR_SELECTION (); 1512 CLEAR_SELECTION ();
1399 else 1513 else
1400 { 1514 {
1401 /* shift selection */ 1515 /* shift selection */
1402 selection.beg.col -= count; 1516 selection.beg.col -= count;
1403 selection.mark.col -= count; /* XXX: yes? */ 1517 selection.mark.col -= count; /* XXX: yes? */
1404 selection.end.col -= count; 1518 selection.end.col -= count;
1405 } 1519 }
1406 } 1520 }
1521
1407 break; 1522 break;
1408 } 1523 }
1409} 1524}
1410 1525
1411/* ------------------------------------------------------------------------- */ 1526/* ------------------------------------------------------------------------- */
1412/* 1527/*
1413 * Set the scrolling region 1528 * Set the scrolling region
1414 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1529 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1415 */ 1530 */
1416void 1531void
1417rxvt_term::scr_scroll_region (int top, int bot) 1532rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1418{ 1533{
1419 MAX_IT (top, 0); 1534 max_it (top, 0);
1420 MIN_IT (bot, (int)TermWin.nrow - 1); 1535 min_it (bot, nrow - 1);
1536
1421 if (top > bot) 1537 if (top > bot)
1422 return; 1538 return;
1539
1423 screen.tscroll = top; 1540 screen.tscroll = top;
1424 screen.bscroll = bot; 1541 screen.bscroll = bot;
1425 scr_gotorc (0, 0, 0); 1542 scr_gotorc (0, 0, 0);
1426} 1543}
1427 1544
… …
1430 * Make the cursor visible/invisible 1547 * Make the cursor visible/invisible
1431 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1548 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1432 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1549 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1433 */ 1550 */
1434void 1551void
1435rxvt_term::scr_cursor_visible (int mode) 1552rxvt_term::scr_cursor_visible (int mode) NOTHROW
1436{ 1553{
1437 want_refresh = 1; 1554 want_refresh = 1;
1555
1438 if (mode) 1556 if (mode)
1439 screen.flags |= Screen_VisibleCursor; 1557 screen.flags |= Screen_VisibleCursor;
1440 else 1558 else
1441 screen.flags &= ~Screen_VisibleCursor; 1559 screen.flags &= ~Screen_VisibleCursor;
1442} 1560}
… …
1446 * Set/unset automatic wrapping 1564 * Set/unset automatic wrapping
1447 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1565 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1448 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1566 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1449 */ 1567 */
1450void 1568void
1451rxvt_term::scr_autowrap (int mode) 1569rxvt_term::scr_autowrap (int mode) NOTHROW
1452{ 1570{
1453 if (mode) 1571 if (mode)
1454 screen.flags |= Screen_Autowrap; 1572 screen.flags |= Screen_Autowrap;
1455 else 1573 else
1456 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1574 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1457} 1575}
1458 1576
1459/* ------------------------------------------------------------------------- */ 1577/* ------------------------------------------------------------------------- */
1460/* 1578/*
1461 * Set/unset margin origin mode 1579 * Set/unset margin origin mode
… …
1465 * and the cursor cannot be moved outside. 1583 * and the cursor cannot be moved outside.
1466 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1584 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1467 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1585 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1468 */ 1586 */
1469void 1587void
1470rxvt_term::scr_relative_origin (int mode) 1588rxvt_term::scr_relative_origin (int mode) NOTHROW
1471{ 1589{
1472 if (mode) 1590 if (mode)
1473 screen.flags |= Screen_Relative; 1591 screen.flags |= Screen_Relative;
1474 else 1592 else
1475 screen.flags &= ~Screen_Relative; 1593 screen.flags &= ~Screen_Relative;
1594
1476 scr_gotorc (0, 0, 0); 1595 scr_gotorc (0, 0, 0);
1477} 1596}
1478 1597
1479/* ------------------------------------------------------------------------- */ 1598/* ------------------------------------------------------------------------- */
1480/* 1599/*
1481 * Set insert/replace mode 1600 * Set insert/replace mode
1482 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1601 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1483 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1602 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1484 */ 1603 */
1485void 1604void
1486rxvt_term::scr_insert_mode (int mode) 1605rxvt_term::scr_insert_mode (int mode) NOTHROW
1487{ 1606{
1488 if (mode) 1607 if (mode)
1489 screen.flags |= Screen_Insert; 1608 screen.flags |= Screen_Insert;
1490 else 1609 else
1491 screen.flags &= ~Screen_Insert; 1610 screen.flags &= ~Screen_Insert;
… …
1497 * XTERM_SEQ: Set tab at current column : ESC H 1616 * XTERM_SEQ: Set tab at current column : ESC H
1498 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1617 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1499 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1618 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1500 */ 1619 */
1501void 1620void
1502rxvt_term::scr_set_tab (int mode) 1621rxvt_term::scr_set_tab (int mode) NOTHROW
1503{ 1622{
1504 if (mode < 0) 1623 if (mode < 0)
1505 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1624 memset (tabs, 0, ncol * sizeof (char));
1506 else if (screen.cur.col < TermWin.ncol) 1625 else if (screen.cur.col < ncol)
1507 tabs[screen.cur.col] = (mode ? 1 : 0); 1626 tabs [screen.cur.col] = !!mode;
1508} 1627}
1509 1628
1510/* ------------------------------------------------------------------------- */ 1629/* ------------------------------------------------------------------------- */
1511/* 1630/*
1512 * Set reverse/normal video 1631 * Set reverse/normal video
1513 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1632 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1514 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1633 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1515 */ 1634 */
1516void 1635void
1517rxvt_term::scr_rvideo_mode (int mode) 1636rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1518{ 1637{
1519 XGCValues gcvalue; 1638 rvideo_mode = on;
1520 1639
1640#ifndef NO_BELL
1641 on ^= rvideo_bell;
1642#endif
1643
1521 if (rvideo != mode) 1644 if (rvideo_state != on)
1522 { 1645 {
1523 rvideo = mode; 1646 rvideo_state = on;
1524 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1647
1648 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1525#if defined(XPM_BACKGROUND) 1649#if XPM_BACKGROUND
1526 if (bgPixmap.pixmap == None) 1650 if (bgPixmap.pixmap == None)
1527#endif 1651#endif
1528#if defined(TRANSPARENT) 1652#if TRANSPARENT
1529 if (! (Options & Opt_transparent) || am_transparent == 0) 1653 if (!OPTION (Opt_transparent) || am_transparent == 0)
1530#endif 1654#endif
1531 XSetWindowBackground (display->display, TermWin.vt, 1655 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
1532 PixColors[Color_bg]);
1533 1656
1657 XGCValues gcvalue;
1534 gcvalue.foreground = PixColors[Color_fg]; 1658 gcvalue.foreground = pix_colors[Color_fg];
1535 gcvalue.background = PixColors[Color_bg]; 1659 gcvalue.background = pix_colors[Color_bg];
1536 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1660 XChangeGC (display->display, gc, GCBackground | GCForeground, &gcvalue);
1537 &gcvalue); 1661
1538 scr_clear (); 1662 scr_clear ();
1539 scr_touch (true); 1663 scr_touch (true);
1540 } 1664 }
1541} 1665}
1542 1666
… …
1544/* 1668/*
1545 * Report current cursor position 1669 * Report current cursor position
1546 * XTERM_SEQ: Report position: ESC [ 6 n 1670 * XTERM_SEQ: Report position: ESC [ 6 n
1547 */ 1671 */
1548void 1672void
1549rxvt_term::scr_report_position () 1673rxvt_term::scr_report_position () NOTHROW
1550{ 1674{
1551 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1675 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1552} 1676}
1553 1677
1554/* ------------------------------------------------------------------------- * 1678/* ------------------------------------------------------------------------- *
… …
1557 1681
1558/* 1682/*
1559 * Set font style 1683 * Set font style
1560 */ 1684 */
1561void 1685void
1562rxvt_term::set_font_style () 1686rxvt_term::set_font_style () NOTHROW
1563{ 1687{
1688#if 0
1564 switch (charsets[screen.charset]) 1689 switch (charsets [screen.charset])
1565 { 1690 {
1566 case '0': /* DEC Special Character & Line Drawing Set */ 1691 case '0': /* DEC Special Character & Line Drawing Set */
1567 break; 1692 break;
1568 case 'A': /* United Kingdom (UK) */ 1693 case 'A': /* United Kingdom (UK) */
1569 break; 1694 break;
… …
1576 case 'C': /* Finnish character set */ 1701 case 'C': /* Finnish character set */
1577 break; 1702 break;
1578 case 'K': /* German character set */ 1703 case 'K': /* German character set */
1579 break; 1704 break;
1580 } 1705 }
1706#endif
1581} 1707}
1582 1708
1583/* ------------------------------------------------------------------------- */ 1709/* ------------------------------------------------------------------------- */
1584/* 1710/*
1585 * Choose a font 1711 * Choose a font
… …
1587 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1713 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1588 * XTERM_SEQ: Invoke G2 character set: ESC N 1714 * XTERM_SEQ: Invoke G2 character set: ESC N
1589 * XTERM_SEQ: Invoke G3 character set: ESC O 1715 * XTERM_SEQ: Invoke G3 character set: ESC O
1590 */ 1716 */
1591void 1717void
1592rxvt_term::scr_charset_choose (int set) 1718rxvt_term::scr_charset_choose (int set) NOTHROW
1593 { 1719{
1594 screen.charset = set; 1720 screen.charset = set;
1595 set_font_style (); 1721 set_font_style ();
1596 } 1722}
1597 1723
1598/* ------------------------------------------------------------------------- */ 1724/* ------------------------------------------------------------------------- */
1599/* 1725/*
1600 * Set a font 1726 * Set a font
1601 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1727 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1603 * XTERM_SEQ: Set G2 character set: ESC * <C> 1729 * XTERM_SEQ: Set G2 character set: ESC * <C>
1604 * XTERM_SEQ: Set G3 character set: ESC + <C> 1730 * XTERM_SEQ: Set G3 character set: ESC + <C>
1605 * See set_font_style for possible values for <C> 1731 * See set_font_style for possible values for <C>
1606 */ 1732 */
1607void 1733void
1608rxvt_term::scr_charset_set (int set, unsigned int ch) 1734rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1609 { 1735{
1610 charsets[set] = (unsigned char)ch; 1736 charsets[set] = (unsigned char)ch;
1611 set_font_style (); 1737 set_font_style ();
1612 } 1738}
1613 1739
1614 1740
1615/* ------------------------------------------------------------------------- * 1741/* ------------------------------------------------------------------------- *
1616 * MAJOR SCREEN MANIPULATION * 1742 * MAJOR SCREEN MANIPULATION *
1617 * ------------------------------------------------------------------------- */ 1743 * ------------------------------------------------------------------------- */
1618 1744
1619/* 1745/*
1620 * refresh matching text. 1746 * refresh matching text.
1621 */ 1747 */
1622bool 1748bool
1623rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1749rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1624{ 1750{
1625 bool found = false; 1751 bool found = false;
1626 1752
1627 for (int i = 0; i < TermWin.nrow; i++) 1753 for (int i = 0; i < nrow; i++)
1628 { 1754 {
1629 int col = 0; 1755 int col = 0;
1630 rend_t *drp = drawn_rend [i]; 1756 rend_t *drp = drawn_buf[i].r;
1631 1757
1632 for (; col < TermWin.ncol; col++, drp++) 1758 for (; col < ncol; col++, drp++)
1633 if ((*drp & mask) == value) 1759 if ((*drp & mask) == value)
1634 { 1760 {
1635 found = true; 1761 found = true;
1636 *drp = ~value; 1762 *drp = ~value;
1637 } 1763 }
… …
1648 PART_END, 1774 PART_END,
1649 RC_COUNT 1775 RC_COUNT
1650}; 1776};
1651 1777
1652void 1778void
1653rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1779rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1654{ 1780{
1655 int i; 1781 int i;
1656 row_col_t rc[RC_COUNT]; 1782 row_col_t rc[RC_COUNT];
1657 1783
1658 if (drawn_text == NULL) /* sanity check */ 1784 if (!drawn_buf) /* sanity check */
1659 return; 1785 return;
1660 1786
1661#ifdef DEBUG_STRICT 1787#ifndef NO_SLOW_LINK_SUPPORT
1662 x = max (x, (int)TermWin.int_bwidth); 1788 if (refresh_type == FAST_REFRESH && !display->is_local)
1663 x = min (x, (int)TermWin.width); 1789 {
1664 y = max (y, (int)TermWin.int_bwidth); 1790 y = 0;
1665 y = min (y, (int)TermWin.height); 1791 eheight = height;
1792 }
1666#endif 1793#endif
1667 1794
1668 /* round down */ 1795 /* round down */
1669 rc[PART_BEG].col = Pixel2Col (x); 1796 rc[PART_BEG].col = Pixel2Col (x);
1670 rc[PART_BEG].row = Pixel2Row (y); 1797 rc[PART_BEG].row = Pixel2Row (y);
1671 /* round up */ 1798 /* round up */
1672 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1799 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1673 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1800 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1674 1801
1675 /* sanity checks */ 1802 /* sanity checks */
1676 for (i = PART_BEG; i < RC_COUNT; i++) 1803 for (i = PART_BEG; i < RC_COUNT; i++)
1677 { 1804 {
1678 MIN_IT (rc[i].col, TermWin.ncol - 1); 1805 min_it (rc[i].col, ncol - 1);
1679 MIN_IT (rc[i].row, TermWin.nrow - 1); 1806 min_it (rc[i].row, nrow - 1);
1680 } 1807 }
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 1808
1684 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1809 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1685 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1810 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)); 1811
1812 num_scr_allow = 0;
1687 1813
1688 if (refresh) 1814 if (refresh)
1689 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1815 scr_refresh ();
1690} 1816}
1691 1817
1692/* ------------------------------------------------------------------------- */ 1818/* ------------------------------------------------------------------------- */
1693/* 1819/*
1694 * Refresh the entire screen 1820 * Refresh the entire screen
1695 */ 1821 */
1696void 1822void
1697rxvt_term::scr_touch (bool refresh) 1823rxvt_term::scr_touch (bool refresh) NOTHROW
1698{ 1824{
1699 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1825 scr_expose (0, 0, width, height, refresh);
1700} 1826}
1701 1827
1702/* ------------------------------------------------------------------------- */ 1828/* ------------------------------------------------------------------------- */
1703/* 1829/*
1704 * Move the display so that the line represented by scrollbar value Y is at 1830 * Move the display so that the line represented by scrollbar value Y is at
1705 * the top of the screen 1831 * the top of the screen
1706 */ 1832 */
1707int 1833void
1708rxvt_term::scr_move_to (int y, int len) 1834rxvt_term::scr_move_to (int y, int len) NOTHROW
1709{ 1835{
1710 long p = 0; 1836 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1711 uint16_t oldviewstart;
1712
1713 oldviewstart = TermWin.view_start;
1714 if (y < len)
1715 {
1716 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1717 p -= (long) (TermWin.nrow - 1);
1718 p = max (p, 0);
1719 }
1720 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1721 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1722
1723 return scr_changeview (oldviewstart);
1724} 1837}
1725 1838
1726/* ------------------------------------------------------------------------- */ 1839/* ------------------------------------------------------------------------- */
1727/* 1840/*
1728 * Page the screen up/down nlines 1841 * Page the screen up/down nlines
1729 * direction should be UP or DN 1842 * direction should be UP or DN
1730 */ 1843 */
1731int 1844bool
1732rxvt_term::scr_page (enum page_dirn direction, int nlines) 1845rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1733{ 1846{
1734 int n; 1847 int new_view_start =
1735 uint16_t oldviewstart; 1848 direction == UP ? view_start - nlines
1849 : view_start + nlines;
1736 1850
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;
1742 if (direction == UP)
1743 {
1744 n = TermWin.view_start + nlines;
1745 TermWin.view_start = min (n, TermWin.nscrolled);
1746 }
1747 else
1748 {
1749 n = TermWin.view_start - nlines;
1750 TermWin.view_start = max (n, 0);
1751 }
1752 return scr_changeview (oldviewstart); 1851 return scr_changeview (new_view_start);
1753} 1852}
1754 1853
1755int 1854bool
1756rxvt_term::scr_changeview (uint16_t oldviewstart) 1855rxvt_term::scr_changeview (int new_view_start) NOTHROW
1757{ 1856{
1857 clamp_it (new_view_start, top_row, 0);
1858
1758 if (TermWin.view_start != oldviewstart) 1859 if (new_view_start == view_start)
1759 { 1860 return false;
1861
1862 num_scr += new_view_start - view_start;
1863 view_start = new_view_start;
1760 want_refresh = 1; 1864 want_refresh = 1;
1761 num_scr -= (TermWin.view_start - oldviewstart);
1762 }
1763 return (int) (TermWin.view_start - oldviewstart);
1764}
1765 1865
1766/* ------------------------------------------------------------------------- */ 1866 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1767void 1867
1768rxvt_term::scr_bell () 1868 return true;
1769{ 1869}
1870
1770#ifndef NO_BELL 1871#ifndef NO_BELL
1872void
1873rxvt_term::bell_cb (time_watcher &w)
1874{
1875 rvideo_bell = false;
1876 scr_rvideo_mode (rvideo_mode);
1877}
1878#endif
1879
1880/* ------------------------------------------------------------------------- */
1881void
1882rxvt_term::scr_bell () NOTHROW
1883{
1884#ifndef NO_BELL
1885
1771# ifndef NO_MAPALERT 1886# ifndef NO_MAPALERT
1772# ifdef MAPALERT_OPTION 1887# ifdef MAPALERT_OPTION
1773 if (Options & Opt_mapAlert) 1888 if (OPTION (Opt_mapAlert))
1774# endif 1889# endif
1775 XMapWindow (display->display, TermWin.parent[0]); 1890 XMapWindow (display->display, parent[0]);
1776# endif 1891# endif
1777 if (Options & Opt_visualBell) 1892
1893 if (OPTION (Opt_visualBell))
1778 { 1894 {
1779 scr_rvideo_mode (!rvideo); /* refresh also done */ 1895 rvideo_bell = true;
1780 scr_rvideo_mode (!rvideo); /* refresh also done */ 1896 scr_rvideo_mode (rvideo_mode);
1897 display->flush ();
1898
1899 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1781 } 1900 }
1782 else 1901 else
1783 XBell (display->display, 0); 1902 XBell (display->display, 0);
1903
1784#endif 1904#endif
1785} 1905}
1786 1906
1787/* ------------------------------------------------------------------------- */ 1907/* ------------------------------------------------------------------------- */
1788/* ARGSUSED */ 1908/* ARGSUSED */
1789void 1909void
1790rxvt_term::scr_printscreen (int fullhist) 1910rxvt_term::scr_printscreen (int fullhist) NOTHROW
1791{ 1911{
1792#ifdef PRINTPIPE 1912#ifdef PRINTPIPE
1793 int i, r1, nrows, row_offset; 1913 int nrows, row_start;
1794 text_t *t; 1914 FILE *fd;
1795 FILE *fd;
1796 1915
1797 if ((fd = popen_printer ()) == NULL) 1916 if ((fd = popen_printer ()) == NULL)
1798 return; 1917 return;
1799 nrows = TermWin.nrow; 1918
1800 row_offset = TermWin.saveLines;
1801 if (!fullhist) 1919 if (fullhist)
1802 row_offset -= TermWin.view_start; 1920 {
1921 nrows = nrow - top_row;
1922 row_start = top_row;
1923 }
1803 else 1924 else
1804 { 1925 {
1805 nrows += TermWin.nscrolled; 1926 nrows = nrow;
1806 row_offset -= TermWin.nscrolled; 1927 row_start = view_start;
1807 } 1928 }
1808 1929
1930 wctomb (0, 0);
1931
1809 for (r1 = 0; r1 < nrows; r1++) 1932 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 } 1933 {
1934 text_t *tp = ROW(r1).t;
1935 int len = ROW(r1).l;
1936
1937 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1938 {
1939 char mb[MB_LEN_MAX];
1940 text_t t = *tp++;
1941 if (t == NOCHAR)
1942 continue;
1943
1944 len = wctomb (mb, t);
1945
1946 if (len <= 0)
1947 {
1948 mb[0] = ' ';
1949 len = 1;
1950 }
1951
1952 fwrite (mb, 1, len, fd);
1953 }
1954
1955 fputc ('\n', fd);
1956 }
1957
1817 pclose_printer (fd); 1958 pclose_printer (fd);
1818#endif 1959#endif
1819} 1960}
1820 1961
1821/* ------------------------------------------------------------------------- */ 1962/* ------------------------------------------------------------------------- */
1822/* 1963/*
1823 * Refresh the screen 1964 * Refresh the screen
1824 * drawn_text/drawn_rend contain the screen information before the update. 1965 * drawn_text/drawn_rend contain the screen information before the update.
1825 * screen.text/screen.rend contain what the screen will change to. 1966 * screen.text/screen.rend contain what the screen will change to.
1826 */ 1967 */
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 1968void
1838rxvt_term::scr_refresh (unsigned char refresh_type) 1969rxvt_term::scr_refresh () NOTHROW
1839{ 1970{
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 */ 1971 unsigned char must_clear, /* use draw_string not draw_image_string */
1843 rvid, /* reverse video this position */
1844 showcursor; /* show the cursor */ 1972 showcursor; /* show the cursor */
1845 int16_t col, row, /* column/row we're processing */ 1973 int16_t col, row, /* column/row we're processing */
1846 ocrow; /* old cursor row */ 1974 ocrow; /* old cursor row */
1847 int i, /* tmp */ 1975 int i; /* tmp */
1848 row_offset; /* basic offset in screen structure */
1849#ifndef NO_CURSORCOLOR 1976#ifndef NO_CURSORCOLOR
1850 rend_t cc1; /* store colours at cursor position (s) */ 1977 rend_t cc1; /* store colours at cursor position (s) */
1851#endif 1978#endif
1852 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1979 rend_t *crp; // cursor rendition pointer
1853 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1854 1980
1981 want_refresh = 0; /* screen is current */
1982
1855 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1983 if (refresh_type == NO_REFRESH || !mapped)
1856 return; 1984 return;
1857 1985
1858 /* 1986 /*
1859 * A: set up vars 1987 * A: set up vars
1860 */ 1988 */
1861 clearfirst = clearlast = must_clear = 0; 1989 must_clear = 0;
1862
1863 refresh_count = 0; 1990 refresh_count = 0;
1864 1991
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 1992#if XPM_BACKGROUND
1874 must_clear |= (bgPixmap.pixmap != None); 1993 must_clear |= bgPixmap.pixmap != None;
1875#endif 1994#endif
1876#ifdef TRANSPARENT 1995#if TRANSPARENT
1877 must_clear |= ((Options & Opt_transparent) && am_transparent); 1996 must_clear |= OPTION (Opt_transparent) && am_transparent;
1878#endif 1997#endif
1879 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1998 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1880 1999
1881 /* 2000 /*
1882 * B: reverse any characters which are selected 2001 * B: reverse any characters which are selected
… …
1885 2004
1886 /* 2005 /*
1887 * C: set the cursor character (s) 2006 * C: set the cursor character (s)
1888 */ 2007 */
1889 { 2008 {
1890 unsigned char setoldcursor; 2009 unsigned char setoldcursor;
1891 rend_t ccol1, /* Cursor colour */ 2010 rend_t ccol1, /* Cursor colour */
1892 ccol2; /* Cursor colour2 */ 2011 ccol2; /* Cursor colour2 */
1893 2012
1894 showcursor = (screen.flags & Screen_VisibleCursor); 2013 showcursor = (screen.flags & Screen_VisibleCursor);
1895#ifdef CURSOR_BLINK 2014#ifdef CURSOR_BLINK
1896 if (hidden_cursor) 2015 if (hidden_cursor)
1897 showcursor = 0; 2016 showcursor = 0;
1898#endif 2017#endif
1899 2018
1900 if (showcursor) 2019 if (showcursor)
1901 { 2020 {
1902 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 2021 int col = screen.cur.col;
1903 [screen.cur.col]);
1904 2022
2023 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2024 col--;
2025
2026 crp = &ROW(screen.cur.row).r[col];
2027
1905 if (showcursor && TermWin.focus) 2028 if (showcursor && focus)
1906 { 2029 {
2030 if (OPTION (Opt_cursorUnderline))
2031 *crp ^= RS_Uline;
2032 else
2033 {
1907 *srp ^= RS_RVid; 2034 *crp ^= RS_RVid;
2035
1908#ifndef NO_CURSORCOLOR 2036#ifndef NO_CURSORCOLOR
1909 cc1 = *srp & (RS_fgMask | RS_bgMask); 2037 cc1 = *crp & (RS_fgMask | RS_bgMask);
1910 if (ISSET_PIXCOLOR (Color_cursor)) 2038 if (ISSET_PIXCOLOR (Color_cursor))
1911 ccol1 = Color_cursor; 2039 ccol1 = Color_cursor;
1912 else 2040 else
1913#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2041#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1914 ccol1 = GET_FGCOLOR (rstyle); 2042 ccol1 = fgcolor_of (rstyle);
1915#else 2043#else
1916 ccol1 = Color_fg; 2044 ccol1 = Color_fg;
1917#endif 2045#endif
1918 if (ISSET_PIXCOLOR (Color_cursor2)) 2046 if (ISSET_PIXCOLOR (Color_cursor2))
1919 ccol2 = Color_cursor2; 2047 ccol2 = Color_cursor2;
1920 else 2048 else
1921#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2049#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1922 ccol2 = GET_BGCOLOR (rstyle); 2050 ccol2 = bgcolor_of (rstyle);
1923#else 2051#else
1924 ccol2 = Color_bg; 2052 ccol2 = Color_bg;
1925#endif 2053#endif
1926 *srp = SET_FGCOLOR (*srp, ccol1); 2054 *crp = SET_FGCOLOR (*crp, ccol1);
1927 *srp = SET_BGCOLOR (*srp, ccol2); 2055 *crp = SET_BGCOLOR (*crp, ccol2);
1928#endif 2056#endif
2057 }
1929 } 2058 }
1930 } 2059 }
1931 2060
1932 /* make sure no outline cursor is left around */ 2061 /* make sure no outline cursor is left around */
1933 setoldcursor = 0; 2062 setoldcursor = 0;
1934 if (ocrow != -1) 2063 if (ocrow != -1)
1935 { 2064 {
1936 if (screen.cur.row + TermWin.view_start != ocrow 2065 if (screen.cur.row - view_start != ocrow
1937 || screen.cur.col != oldcursor.col) 2066 || screen.cur.col != oldcursor.col)
1938 { 2067 {
1939 if (ocrow < TermWin.nrow 2068 if (ocrow < nrow
1940 && oldcursor.col < TermWin.ncol) 2069 && oldcursor.col < ncol)
1941 {
1942 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2070 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1943 } 2071
1944 if (TermWin.focus || !showcursor) 2072 if (focus || !showcursor)
1945 oldcursor.row = -1; 2073 oldcursor.row = -1;
1946 else 2074 else
1947 setoldcursor = 1; 2075 setoldcursor = 1;
1948 } 2076 }
1949 } 2077 }
1950 else if (!TermWin.focus) 2078 else if (!focus)
1951 setoldcursor = 1; 2079 setoldcursor = 1;
2080
1952 if (setoldcursor) 2081 if (setoldcursor)
1953 { 2082 {
1954 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2083 if (screen.cur.row - view_start >= nrow)
1955 oldcursor.row = -1; 2084 oldcursor.row = -1;
1956 else 2085 else
1957 { 2086 {
1958 oldcursor.row = screen.cur.row + TermWin.view_start; 2087 oldcursor.row = screen.cur.row - view_start;
1959 oldcursor.col = screen.cur.col; 2088 oldcursor.col = screen.cur.col;
1960 } 2089 }
1961 } 2090 }
1962 } 2091 }
2092
2093 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2094#if ENABLE_OVERLAY
2095 scr_swap_overlay ();
2096#endif
1963 2097
1964#ifndef NO_SLOW_LINK_SUPPORT 2098#ifndef NO_SLOW_LINK_SUPPORT
1965 /* 2099 /*
1966 * D: CopyArea pass - very useful for slower links 2100 * D: CopyArea pass - very useful for slower links
1967 * This has been deliberately kept simple. 2101 * This has been deliberately kept simple.
1968 */ 2102 */
1969 i = num_scr; 2103 if (!display->is_local
1970 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2104 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1971 && abs (i) < TermWin.nrow && !must_clear) 2105 && abs (num_scr) < nrow && !must_clear)
1972 { 2106 {
1973 int16_t nits; 2107 int16_t nits;
1974 int j; 2108 int j;
1975 rend_t *drp2;
1976 text_t *dtp2;
1977 int len, wlen; 2109 int len, wlen;
2110 dLocal (int, num_scr);
1978 2111
1979 j = TermWin.nrow; 2112 j = nrow;
1980 wlen = len = -1; 2113 wlen = len = -1;
1981 row = i > 0 ? 0 : j - 1; 2114 row = i > 0 ? 0 : j - 1;
1982 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2115 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1983 { 2116 {
1984 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2117 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1985 { 2118 {
1986 stp = screen.text[row + row_offset]; 2119 line_t s = ROW(view_start + row);
1987 srp = screen.rend[row + row_offset];
1988 dtp = drawn_text[row]; 2120 line_t d = drawn_buf[row];
1989 dtp2 = drawn_text[row + i]; 2121 line_t d2 = drawn_buf[row + i];
1990 drp = drawn_rend[row];
1991 drp2 = drawn_rend[row + i];
1992 2122
1993 for (nits = 0, col = TermWin.ncol; col--; ) 2123 for (nits = 0, col = ncol; col--; )
1994 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2124 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
1995 nits--; 2125 nits--;
1996 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2126 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
1997 nits++; 2127 nits++;
1998 2128
1999 if (nits > 8) /* XXX: arbitrary choice */ 2129 if (nits > 8) /* XXX: arbitrary choice */
2000 { 2130 {
2001 for (col = TermWin.ncol; col--; ) 2131 for (col = ncol; col--; )
2002 { 2132 {
2003 *dtp++ = *dtp2++; 2133 *d.t++ = *d2.t++;
2004 *drp++ = *drp2++; 2134 *d.r++ = *d2.r++;
2005 } 2135 }
2006 2136
2007 if (len == -1) 2137 if (len == -1)
2008 len = row; 2138 len = row;
2009 2139
… …
2014 2144
2015 if (len != -1) 2145 if (len != -1)
2016 { 2146 {
2017 /* also comes here at end if needed because of >= above */ 2147 /* also comes here at end if needed because of >= above */
2018 if (wlen < len) 2148 if (wlen < len)
2019 SWAP_IT (wlen, len, int); 2149 ::swap (wlen, len);
2020 2150
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, 2151 XCopyArea (display->display, vt, vt,
2023 TermWin.gc, 0, Row2Pixel (len + i), 2152 gc, 0, Row2Pixel (len + i),
2024 (unsigned int)TermWin_TotalWidth (), 2153 (unsigned int)this->width,
2025 (unsigned int)Height2Pixel (wlen - len + 1), 2154 (unsigned int)Height2Pixel (wlen - len + 1),
2026 0, Row2Pixel (len)); 2155 0, Row2Pixel (len));
2027 len = -1; 2156 len = -1;
2028 } 2157 }
2029 } 2158 }
… …
2031#endif 2160#endif
2032 2161
2033 /* 2162 /*
2034 * E: main pass across every character 2163 * E: main pass across every character
2035 */ 2164 */
2036 for (row = 0; row < TermWin.nrow; row++) 2165 for (row = 0; row < nrow; row++)
2037 { 2166 {
2038 stp = screen.text[row + row_offset]; 2167 text_t *stp = ROW(view_start + row).t;
2039 srp = screen.rend[row + row_offset]; 2168 rend_t *srp = ROW(view_start + row).r;
2040 dtp = drawn_text[row]; 2169 text_t *dtp = drawn_buf[row].t;
2041 drp = drawn_rend[row]; 2170 rend_t *drp = drawn_buf[row].r;
2042 2171
2043 /* 2172 /*
2044 * E2: OK, now the real pass 2173 * E2: OK, now the real pass
2045 */ 2174 */
2046 int ypixel = (int)Row2Pixel (row); 2175 int ypixel = (int)Row2Pixel (row);
2047 2176
2048 for (col = 0; col < TermWin.ncol; col++) 2177 for (col = 0; col < ncol; col++)
2049 { 2178 {
2050 /* compare new text with old - if exactly the same then continue */ 2179 /* compare new text with old - if exactly the same then continue */
2180 if (stp[col] == dtp[col] /* Must match characters to skip. */
2181 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2182 || (stp[col] == ' ' /* space w/ no background change */
2183 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2184 continue;
2185
2186 // redraw one or more characters
2187
2188 // seek to the beginning of wide characters
2189 while (stp[col] == NOCHAR && col > 0)
2190 --col;
2191
2051 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2192 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; 2193 text_t *text = stp + col;
2060 int count = 1; 2194 int count = 1;
2061 2195
2062 /* redraw one or more characters */
2063
2064 dtp[col] = stp[col]; 2196 dtp[col] = stp[col];
2065 drp[col] = rend; 2197 drp[col] = rend;
2066 2198
2067 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2068 continue;
2069
2070 int xpixel = Col2Pixel (col); 2199 int xpixel = Col2Pixel (col);
2071 2200
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; ) 2201 for (i = 0; ++col < ncol; )
2075 { 2202 {
2076 if (stp[col] == NOCHAR) 2203 if (stp[col] == NOCHAR)
2077 { 2204 {
2078 dtp[col] = stp[col]; 2205 dtp[col] = stp[col];
2079 drp[col] = rend; 2206 drp[col] = rend;
2080 count++; 2207 count++;
2081
2082 if (i) // only possible skip if char unchanged
2083 i++; 2208 i++;
2084 2209
2085 continue; 2210 continue;
2086 } 2211 }
2087 2212
2088 if (rend != srp[col]) 2213 if (!RS_SAME (rend, srp[col]))
2089 break; 2214 break;
2090 2215
2091 count++; 2216 count++;
2092 2217
2093 if (stp[col] != dtp[col] 2218 if (stp[col] != dtp[col]
2094 || srp[col] != drp[col]) 2219 || !RS_SAME (srp[col], drp[col]))
2095 { 2220 {
2096 if (must_clear && (i++ > (count / 2))) 2221 if (must_clear && (i++ > count / 2))
2097 break; 2222 break;
2098 2223
2099 dtp[col] = stp[col]; 2224 dtp[col] = stp[col];
2100 drp[col] = rend; 2225 drp[col] = rend;
2101 i = 0; 2226 i = 0;
2102 } 2227 }
2103 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2228 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2104 break; 2229 break;
2105 } 2230 }
2106 2231
2107 col--; /* went one too far. move back */ 2232 col--; /* went one too far. move back */
2108 count -= i; /* dump any matching trailing chars */ 2233 count -= i; /* dump any matching trailing chars */
2234
2235 // sometimes we optimize away the trailing NOCHAR's, add them back
2236 while (i && text[count] == NOCHAR)
2237 count++, i--;
2109 2238
2110 /* 2239 /*
2111 * Determine the attributes for the string 2240 * Determine the attributes for the string
2112 */ 2241 */
2113 int fid = GET_FONT (rend);
2114 int fore = GET_FGCOLOR (rend); // desired foreground 2242 int fore = fgcolor_of (rend); // desired foreground
2115 int back = GET_BGCOLOR (rend); // desired background 2243 int back = bgcolor_of (rend); // desired background
2116 2244
2117 rend = GET_ATTR (rend); 2245 // only do special processing if any attributes are set, which is unlikely
2118 2246 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2119 rvid = !! (rend & RS_RVid);
2120 if (rvid)
2121 { 2247 {
2122 SWAP_IT (fore, back, int); 2248#if ENABLE_STYLES
2249 // force redraw after "careful" characters to avoid pixel droppings
2250 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2251 drp[col + 1] = ~srp[col + 1];
2252
2253 // include previous careful character(s) if possible, looks nicer (best effort...)
2254 while (text > stp
2255 && srp[text - stp - 1] & RS_Careful
2256 && RS_SAME (rend, srp[text - stp - 1]))
2257 text--, count++, xpixel -= fwidth;
2258#endif
2259
2260 bool invert = rend & RS_RVid;
2123 2261
2124#ifndef NO_BOLD_UNDERLINE_REVERSE 2262#ifndef NO_BOLD_UNDERLINE_REVERSE
2263 if (rend & RS_Bold
2264 && fore == Color_fg)
2265 {
2125 if (ISSET_PIXCOLOR (Color_RV) 2266 if (ISSET_PIXCOLOR (Color_BD))
2126# ifndef NO_CURSORCOLOR 2267 fore = Color_BD;
2127 && !ISSET_PIXCOLOR (Color_cursor) 2268# if !ENABLE_STYLES
2269 else
2270 invert = !invert;
2128# endif 2271# endif
2129 ) 2272 }
2273
2274 if (rend & RS_Italic
2275 && fore == Color_fg)
2276 {
2277 if (ISSET_PIXCOLOR (Color_IT))
2278 fore = Color_IT;
2279# if !ENABLE_STYLES
2280 else
2281 invert = !invert;
2282# endif
2283 }
2284
2285 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2286 fore = Color_UL;
2287#endif
2288
2289 if (invert)
2290 {
2291 ::swap (fore, back);
2292
2293#ifndef NO_BOLD_UNDERLINE_REVERSE
2294 if (ISSET_PIXCOLOR (Color_RV))
2130 back = Color_RV; 2295 back = Color_RV;
2131#endif
2132 2296
2297 if (fore == back)
2298 {
2299 fore = Color_bg;
2300 back = Color_fg;
2301 }
2302#endif
2303 }
2304
2305#ifdef TEXT_BLINK
2306 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2307 {
2308 if (!text_blink_ev.active)
2309 {
2310 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2311 hidden_text = 0;
2312 }
2313 else if (hidden_text)
2314 fore = back;
2315 }
2316#endif
2133 } 2317 }
2134#ifdef TEXT_BLINK
2135 if (rend & RS_Blink)
2136 {
2137 if (!text_blink_ev.active)
2138 {
2139 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2140 hidden_text = 0;
2141 }
2142 else if (hidden_text)
2143 fore = back;
2144 }
2145#endif
2146#ifndef NO_BOLD_UNDERLINE_REVERSE
2147 else if (rend & RS_Bold)
2148 {
2149 if (ISSET_PIXCOLOR (Color_BD))
2150 fore = Color_BD;
2151 else if (fore == Color_fg)
2152 fore = Color_White;
2153 }
2154 else if (rend & RS_Uline)
2155 {
2156 if (ISSET_PIXCOLOR (Color_UL))
2157 fore = Color_UL;
2158 }
2159#endif
2160 2318
2161 /* 2319 /*
2162 * Actually do the drawing of the string here 2320 * Actually do the drawing of the string here
2163 */ 2321 */
2164 rxvt_font *font = (*TermWin.fontset)[fid]; 2322 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2165 2323
2166 if (back == fore) 2324 if (back == fore)
2167 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2325 font->clear_rect (*drawable, xpixel, ypixel,
2168 TermWin.fwidth * count, TermWin.fheight, 2326 fwidth * count, fheight,
2169 back); 2327 back);
2170 else if (back == Color_bg) 2328 else if (back == Color_bg)
2171 { 2329 {
2172 if (must_clear) 2330 if (must_clear)
2173 { 2331 {
2174 CLEAR_CHARS (xpixel, ypixel, count); 2332 CLEAR_CHARS (xpixel, ypixel, count);
2175 2333
2176 for (i = 0; i < count; i++) /* don't draw empty strings */ 2334 for (i = 0; i < count; i++) /* don't draw empty strings */
2177 if (text[i] != ' ') 2335 if (text[i] != ' ')
2178 { 2336 {
2179 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2337 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2180 break; 2338 break;
2181 } 2339 }
2182 } 2340 }
2183 else 2341 else
2184 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2342 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2185 } 2343 }
2186 else 2344 else
2187 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2345 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2188 2346
2189 if ((rend & RS_Uline) && (font->descent > 1)) 2347 if (rend & RS_Uline && font->descent > 1 && fore != back)
2348 {
2349#if ENABLE_FRILLS
2350 if (ISSET_PIXCOLOR (Color_underline))
2351 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2352 else
2353#endif
2354 XSetForeground (display->display, gc, pix_colors[fore]);
2355
2190 XDrawLine (display->display, drawBuffer, TermWin.gc, 2356 XDrawLine (display->display, drawBuffer, gc,
2191 xpixel, ypixel + font->ascent + 1, 2357 xpixel, ypixel + font->ascent + 1,
2192 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2358 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2359 }
2193 } /* for (col....) */ 2360 } /* for (col....) */
2194 } /* for (row....) */ 2361 } /* for (row....) */
2362
2363#if ENABLE_OVERLAY
2364 scr_swap_overlay ();
2365#endif
2366 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2195 2367
2196 /* 2368 /*
2197 * G: cleanup cursor and display outline cursor if necessary 2369 * G: cleanup cursor and display outline cursor if necessary
2198 */ 2370 */
2199 if (showcursor) 2371 if (showcursor)
2200 { 2372 {
2201 if (TermWin.focus) 2373 if (focus)
2374 {
2375 if (OPTION (Opt_cursorUnderline))
2376 *crp ^= RS_Uline;
2377 else
2202 { 2378 {
2203 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2204 [screen.cur.col]);
2205 *srp ^= RS_RVid; 2379 *crp ^= RS_RVid;
2206#ifndef NO_CURSORCOLOR 2380#ifndef NO_CURSORCOLOR
2207 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2381 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2208#endif 2382#endif
2383 }
2209 } 2384 }
2210 else if (oldcursor.row >= 0) 2385 else if (oldcursor.row >= 0)
2211 { 2386 {
2387 int cursorwidth = 1;
2388 int col = oldcursor.col;
2389
2390 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2391 col--;
2392
2393 while (col + cursorwidth < ncol
2394 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2395 cursorwidth++;
2396
2212#ifndef NO_CURSORCOLOR 2397#ifndef NO_CURSORCOLOR
2213 if (ISSET_PIXCOLOR (Color_cursor)) 2398 if (ISSET_PIXCOLOR (Color_cursor))
2214 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2399 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2215#endif 2400#endif
2216 int cursorwidth = 1;
2217 while (oldcursor.col + cursorwidth < TermWin.ncol
2218 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2219 cursorwidth++;
2220 2401
2221 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2402 XDrawRectangle (display->display, drawBuffer, gc,
2222 Col2Pixel (oldcursor.col), 2403 Col2Pixel (col),
2223 Row2Pixel (oldcursor.row), 2404 Row2Pixel (oldcursor.row),
2224 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2405 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2225 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2406 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2226 } 2407 }
2227 } 2408 }
2228 2409
2229 /* 2410 /*
2230 * H: cleanup selection 2411 * H: cleanup selection
2231 */ 2412 */
2232 scr_reverse_selection (); 2413 scr_reverse_selection ();
2233 2414
2234 /*
2235 * I: other general cleanup
2236 */
2237 if (clearfirst && TermWin.int_bwidth)
2238 /*
2239 * clear the whole screen height, note that width == 0 is treated
2240 * specially by XClearArea
2241 */
2242 XClearArea (display->display, TermWin.vt, 0, 0,
2243 (unsigned int)TermWin.int_bwidth,
2244 (unsigned int)TermWin_TotalHeight (), False);
2245 if (clearlast && TermWin.int_bwidth)
2246 /*
2247 * clear the whole screen height, note that width == 0 is treated
2248 * specially by XClearArea
2249 */
2250 XClearArea (display->display, TermWin.vt,
2251 TermWin.width + TermWin.int_bwidth, 0,
2252 (unsigned int)TermWin.int_bwidth,
2253 (unsigned int)TermWin_TotalHeight (), False);
2254 if (refresh_type & SMOOTH_REFRESH)
2255 XSync (display->display, False);
2256
2257 num_scr = 0; 2415 num_scr = 0;
2258 num_scr_allow = 1; 2416 num_scr_allow = 1;
2259 want_refresh = 0; /* screen is current */
2260} 2417}
2261 2418
2262void 2419void
2263rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2420rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2264{ 2421{
2265 if (!rp || !tp) 2422 if (!l.t)
2266 return; 2423 return;
2267 2424
2268 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2425 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2269 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2270}
2271 2426
2427 for (int i = ncol; i--; )
2428 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2429}
2430
2272void 2431void
2273rxvt_term::scr_remap_chars () 2432rxvt_term::scr_remap_chars () NOTHROW
2274{ 2433{
2275 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2434 for (int i = total_rows; i--; )
2276 scr_remap_chars (screen.text[i], screen.rend[i]); 2435 scr_remap_chars (row_buf [i]);
2277 2436
2278 for (int i = TermWin.nrow; i--; ) 2437 for (int i = nrow; i--; )
2279 {
2280 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2281 scr_remap_chars (swap.text[i], swap.rend[i]);
2282 } 2438 {
2439 scr_remap_chars (drawn_buf [i]);
2440 scr_remap_chars (swap_buf [i]);
2441 }
2283} 2442}
2284 2443
2285/* ------------------------------------------------------------------------- */
2286void 2444void
2287rxvt_term::scr_clear () 2445rxvt_term::scr_recolour () NOTHROW
2288{ 2446{
2447 if (1
2448#if TRANSPARENT
2449 && !am_transparent
2450#endif
2451#if XPM_BACKGROUND
2452 && !bgPixmap.pixmap
2453#endif
2454 )
2455 {
2456 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2457 XClearWindow (display->display, parent[0]);
2458 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2459#if HAVE_SCROLLBARS
2460 if (scrollBar.win)
2461 {
2462 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2463 scrollBar.setIdle ();
2464 scrollbar_show (0);
2465 }
2466#endif
2467 }
2468
2469 scr_clear ();
2470 scr_touch (true);
2471 want_refresh = 1;
2472}
2473
2474/* ------------------------------------------------------------------------- */
2475void
2476rxvt_term::scr_clear (bool really) NOTHROW
2477{
2289 if (!TermWin.mapped) 2478 if (!mapped)
2290 return; 2479 return;
2291 2480
2292 num_scr_allow = 0; 2481 num_scr_allow = 0;
2293 want_refresh = 1; 2482 want_refresh = 1;
2294#ifdef TRANSPARENT 2483
2295 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2484 if (really)
2485 XClearWindow (display->display, vt);
2486}
2487
2488void
2489rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2490{
2491 int view_end = view_start + nrow;
2492 int row, col;
2493
2494 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2495 {
2496 text_t *stp = ROW(row).t;
2497 rend_t *srp = ROW(row).r;
2498
2499 for (col = beg_col; col < end_col; col++)
2500 srp[col] ^= rstyle1;
2501
2502 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2503 srp[col] ^= rstyle2;
2504
2505 if (++col < end_col)
2506 srp[col] ^= rstyle2;
2296 { 2507 }
2297 int i; 2508}
2298 2509
2299 if (! (Options & Opt_transparent_all)) 2510void
2511rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2512{
2513 int view_end = view_start + nrow;
2514 int row, col;
2515
2516 if (beg_row >= view_start)
2517 {
2518 col = beg_col;
2519 row = beg_row;
2520 }
2521 else
2522 {
2300 i = 0; 2523 col = 0;
2524 row = view_start;
2525 }
2526
2527 for (; row < min (end_row, view_end); row++, col = 0)
2528 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2529 srp[col] ^= rstyle;
2530
2531 if (row == end_row)
2532 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2533 srp[col] ^= rstyle;
2534}
2535
2536/* ------------------------------------------------------------------------- */
2537void
2538rxvt_term::scr_reverse_selection () NOTHROW
2539{
2540 if (selection.op
2541 && current_screen == selection.screen
2542 && selection.end.row >= view_start)
2543 {
2544#if ENABLE_FRILLS
2545 if (selection.rect)
2546 scr_xor_rect (selection.beg.row, selection.beg.col,
2547 selection.end.row, selection.end.col,
2548 RS_RVid, RS_RVid | RS_Uline);
2301 else 2549 else
2302 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2303
2304 while (i--)
2305 if (TermWin.parent[i] != None)
2306 XClearWindow (display->display, TermWin.parent[i]);
2307 }
2308#endif 2550#endif
2309 2551 scr_xor_span (selection.beg.row, selection.beg.col,
2310 XClearWindow (display->display, TermWin.vt); 2552 selection.end.row, selection.end.col,
2311} 2553 RS_RVid);
2312
2313/* ------------------------------------------------------------------------- */
2314void
2315rxvt_term::scr_reverse_selection ()
2316{
2317 int i, col, row, end_row;
2318 rend_t *srp;
2319
2320 if (selection.op && current_screen == selection.screen)
2321 {
2322 end_row = TermWin.saveLines - TermWin.view_start;
2323 i = selection.beg.row + TermWin.saveLines;
2324 row = selection.end.row + TermWin.saveLines;
2325 if (i >= end_row)
2326 col = selection.beg.col;
2327 else
2328 {
2329 col = 0;
2330 i = end_row;
2331 }
2332 end_row += TermWin.nrow;
2333 for (; i < row && i < end_row; i++, col = 0)
2334 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2335 srp[col] ^= RS_RVid;
2336 if (i == row && i < end_row)
2337 for (srp = screen.rend[i]; col < selection.end.col; col++)
2338 srp[col] ^= RS_RVid;
2339 } 2554 }
2340} 2555}
2341 2556
2342/* ------------------------------------------------------------------------- */ 2557/* ------------------------------------------------------------------------- */
2343/* 2558/*
2344 * Dump the whole scrollback and screen to the passed filedescriptor. The 2559 * Dump the whole scrollback and screen to the passed filedescriptor. The
2345 * invoking routine must close the fd. 2560 * invoking routine must close the fd.
2346 */ 2561 */
2347#if 0 2562#if 0
2348void 2563void
2349rxvt_term::scr_dump (int fd) 2564rxvt_term::scr_dump (int fd) NOTHROW
2350{ 2565{
2351 int row, wrote; 2566 int row, wrote;
2352 unsigned int width, towrite; 2567 unsigned int width, towrite;
2353 char r1[] = "\n"; 2568 char r1[] = "\n";
2354 2569
2355 for (row = TermWin.saveLines - TermWin.nscrolled; 2570 for (row = saveLines - nsaved;
2356 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2571 row < saveLines + nrow - 1; row++)
2357 { 2572 {
2358 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2573 width = row_buf[row].l >= 0 ? row_buf[row].l
2359 : TermWin.ncol; 2574 : ncol;
2360 for (towrite = width; towrite; towrite -= wrote) 2575 for (towrite = width; towrite; towrite -= wrote)
2361 { 2576 {
2362 wrote = write (fd, & (screen.text[row][width - towrite]), 2577 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2363 towrite); 2578 towrite);
2364 if (wrote < 0) 2579 if (wrote < 0)
2365 return; /* XXX: death, no report */ 2580 return; /* XXX: death, no report */
2366 } 2581 }
2367 if (screen.tlen[row] >= 0) 2582 if (row_buf[row].l >= 0)
2368 if (write (fd, r1, 1) <= 0) 2583 if (write (fd, r1, 1) <= 0)
2369 return; /* XXX: death, no report */ 2584 return; /* XXX: death, no report */
2370 } 2585 }
2371} 2586}
2372#endif 2587#endif
2373 2588
2374/* ------------------------------------------------------------------------- * 2589/* ------------------------------------------------------------------------- *
2375 * CHARACTER SELECTION * 2590 * CHARACTER SELECTION *
2376 * ------------------------------------------------------------------------- */ 2591 * ------------------------------------------------------------------------- */
2377
2378/*
2379 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2380 */
2381void 2592void
2382rxvt_term::selection_check (int check_more) 2593rxvt_term::selection_check (int check_more) NOTHROW
2383{ 2594{
2384 row_col_t pos; 2595 row_col_t pos;
2385 2596
2386 if (!selection.op) 2597 if (!selection.op)
2387 return; 2598 return;
2388 2599
2389 pos.row = pos.col = 0; 2600 pos.row = pos.col = 0;
2390 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2601 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2391 || (selection.beg.row >= TermWin.nrow) 2602 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2392 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2603 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2393 || (selection.mark.row >= TermWin.nrow)
2394 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2395 || (selection.end.row >= TermWin.nrow)
2396 || (check_more == 1 2604 || (check_more == 1
2397 && current_screen == selection.screen 2605 && current_screen == selection.screen
2398 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2606 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2399 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2607 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2400 || (check_more == 2 2608 || (check_more == 2
… …
2402 && ROWCOL_IS_AFTER (selection.end, pos)) 2610 && ROWCOL_IS_AFTER (selection.end, pos))
2403 || (check_more == 3 2611 || (check_more == 3
2404 && ROWCOL_IS_AFTER (selection.end, pos)) 2612 && ROWCOL_IS_AFTER (selection.end, pos))
2405 || (check_more == 4 /* screen width change */ 2613 || (check_more == 4 /* screen width change */
2406 && (selection.beg.row != selection.end.row 2614 && (selection.beg.row != selection.end.row
2407 || selection.end.col > TermWin.ncol))) 2615 || selection.end.col > ncol)))
2408 CLEAR_SELECTION (); 2616 CLEAR_SELECTION ();
2409} 2617}
2410 2618
2411/* ------------------------------------------------------------------------- */ 2619/* ------------------------------------------------------------------------- */
2412/* 2620/*
2413 * Paste a selection direct to the command fd 2621 * Paste a selection direct to the command fd
2414 */ 2622 */
2415void 2623void
2416rxvt_term::paste (const unsigned char *data, unsigned int len) 2624rxvt_term::paste (char *data, unsigned int len) NOTHROW
2417{ 2625{
2418 unsigned int i, j, n;
2419 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2420
2421#if 0
2422 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2423 ZERO_SCROLLBACK (r);
2424#endif
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2626 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < len; i += PROP_SIZE) 2627 for (unsigned int i = 0; i < len; i++)
2428 { 2628 if (data[i] == C0_LF)
2429 n = min (len - i, PROP_SIZE); 2629 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 2630
2432 for (j = 0; j < n; j++) 2631 tt_write (data, len);
2433 if (ds[j] == '\n')
2434 ds[j] = '\r';
2435
2436 tt_write (ds, (int)n);
2437 }
2438
2439 free (ds);
2440} 2632}
2441 2633
2442/* ------------------------------------------------------------------------- */ 2634/* ------------------------------------------------------------------------- */
2443/* 2635/*
2444 * Respond to a notification that a primary selection has been sent 2636 * Respond to a notification that a primary selection has been sent
2445 * EXT: SelectionNotify 2637 * EXT: SelectionNotify
2446 */ 2638 */
2447int 2639void
2448rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2640rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2449{ 2641{
2450 long nread = 0;
2451 unsigned long bytes_after;
2452 XTextProperty ct;
2453
2454 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2455
2456 if (prop == None) /* check for failed XConvertSelection */ 2642 if (prop == None) /* check for failed XConvertSelection */
2457 { 2643 {
2458 if ((selection_type & Sel_CompoundText)) 2644 if ((selection_type & Sel_CompoundText))
2459 { 2645 {
2460 int selnum = selection_type & Sel_whereMask; 2646 int selnum = selection_type & Sel_whereMask;
… …
2473 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2659 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2474 else 2660 else
2475 selection_type = 0; 2661 selection_type = 0;
2476 } 2662 }
2477 2663
2478 return 0; 2664 return;
2479 }
2480
2481 for (;;)
2482 { 2665 }
2666
2667 unsigned long bytes_after;
2668 XTextProperty ct;
2669
2670 if (XGetWindowProperty (display->display, win, prop,
2671 0, PROP_SIZE / 4,
2672 delete_prop, AnyPropertyType,
2673 &ct.encoding, &ct.format,
2674 &ct.nitems, &bytes_after,
2675 &ct.value) != Success)
2676 {
2677 ct.value = 0;
2678 goto bailout;
2679 }
2680
2681 if (ct.encoding == None)
2682 goto bailout;
2683
2684 if (bytes_after)
2685 {
2686 // fetch and append remaining data
2687 XTextProperty ct2;
2688
2483 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2689 if (XGetWindowProperty (display->display, win, prop,
2484 (long) (PROP_SIZE / 4), delete_prop, 2690 ct.nitems / 4, (bytes_after + 3) / 4,
2691 delete_prop, AnyPropertyType,
2485 AnyPropertyType, &ct.encoding, &ct.format, 2692 &ct2.encoding, &ct2.format,
2486 &ct.nitems, &bytes_after, 2693 &ct2.nitems, &bytes_after,
2487 &ct.value) != Success) 2694 &ct2.value) != Success)
2488 break; 2695 goto bailout;
2489 2696
2490 if (ct.encoding == 0) 2697 // realloc should be compatible to XFree, here, and elsewhere, too
2491 { 2698 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2492 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2699 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2493 break; 2700 ct.nitems += ct2.nitems;
2494 }
2495 2701
2702 XFree (ct2.value);
2703 }
2704
2496 if (ct.value == NULL) 2705 if (ct.value == 0)
2497 { 2706 goto bailout;
2498 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2499 continue;
2500 }
2501 2707
2708 if (ct.encoding == xa[XA_INCR])
2709 {
2710 // INCR selection, start handshake
2711 if (!delete_prop)
2712 XDeleteProperty (display->display, win, prop);
2713
2714 selection_wait = Sel_incr;
2715 incr_buf_fill = 0;
2716 incr_ev.start (NOW + 10);
2717
2718 goto bailout;
2719 }
2720
2502 if (ct.nitems == 0) 2721 if (ct.nitems == 0)
2722 {
2723 if (selection_wait == Sel_incr)
2724 {
2725 XFree (ct.value);
2726
2727 // finally complete, now paste the whole thing
2728 selection_wait = Sel_normal;
2729 ct.value = (unsigned char *)incr_buf;
2730 ct.nitems = incr_buf_fill;
2731 incr_buf = 0;
2732 incr_buf_size = 0;
2733 incr_ev.stop ();
2503 { 2734 }
2504 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2735 else
2736 {
2505 if (selection_wait == Sel_normal && nread == 0) 2737 if (selection_wait == Sel_normal
2738 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2506 { 2739 {
2507 /* 2740 /*
2508 * pass through again trying CUT_BUFFER0 if we've come from 2741 * pass through again trying CUT_BUFFER0 if we've come from
2509 * XConvertSelection () but nothing was presented 2742 * XConvertSelection () but nothing was presented
2510 */ 2743 */
2511 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2512 selection_paste (display->root, XA_CUT_BUFFER0, False); 2744 selection_paste (display->root, XA_CUT_BUFFER0, False);
2513 } 2745 }
2514 2746
2515 nread = -1; /* discount any previous stuff */ 2747 goto bailout;
2516 break; 2748 }
2749 }
2750 else if (selection_wait == Sel_incr)
2751 {
2752 incr_ev.start (NOW + 10);
2753
2754 while (incr_buf_fill + ct.nitems > incr_buf_size)
2517 } 2755 {
2756 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2757 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2758 }
2518 2759
2760 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2519 nread += ct.nitems; 2761 incr_buf_fill += ct.nitems;
2520 2762
2763 goto bailout;
2764 }
2765
2521 char **cl; 2766 char **cl;
2522 int cr; 2767 int cr;
2768
2769#if ENABLE_FRILLS
2770 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2771 // so recode it manually
2772 if (ct.encoding == xa[XA_UTF8_STRING])
2773 {
2774 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2775 char *s = rxvt_wcstombs (w);
2776 free (w);
2777 // TODO: strlen == only the first element will be converted. well...
2778 paste (s, strlen (s));
2779 free (s);
2780 }
2781 else
2782#endif
2523 if (XmbTextPropertyToTextList (display->display, &ct, &cl, 2783 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2524 &cr) >= 0 && cl) 2784 && cl)
2525 { 2785 {
2526 for (int i = 0; i < cr; i++) 2786 for (int i = 0; i < cr; i++)
2527 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2787 paste (cl[i], strlen (cl[i]));
2528 2788
2529 XFreeStringList (cl); 2789 XFreeStringList (cl);
2530 } 2790 }
2531 else 2791 else
2532 paste (ct.value, ct.nitems); 2792 paste ((char *)ct.value, ct.nitems); // paste raw
2533 2793
2534 if (bytes_after == 0) 2794bailout:
2535 break;
2536
2537 XFree (ct.value);
2538 }
2539
2540 if (ct.value)
2541 XFree (ct.value); 2795 XFree (ct.value);
2542 2796
2543 if (selection_wait == Sel_normal) 2797 if (selection_wait == Sel_normal)
2544 selection_wait = Sel_none; 2798 selection_wait = Sel_none;
2545
2546 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2547 return (int)nread;
2548} 2799}
2549 2800
2550void 2801void
2551rxvt_term::incr_cb (time_watcher &w) 2802rxvt_term::incr_cb (time_watcher &w) NOTHROW
2552{ 2803{
2553 selection_wait = Sel_none; 2804 selection_wait = Sel_none;
2554 2805
2806 incr_buf_size = 0;
2807 free (incr_buf);
2808
2555 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2809 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2556} 2810}
2557 2811
2558/*
2559 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2560 */
2561void 2812void
2562rxvt_term::selection_property (Window win, Atom prop) 2813rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2563{ 2814{
2564 int reget_time = 0; 2815 if (prop == None || selection_wait != Sel_incr)
2565
2566 if (prop == None)
2567 return; 2816 return;
2568 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2569 if (selection_wait == Sel_normal)
2570 {
2571 int a, afmt;
2572 Atom atype;
2573 unsigned long bytes_after, nitems;
2574 unsigned char *s = NULL;
2575 2817
2576 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2577 xa[XA_INCR], &atype, &afmt, &nitems,
2578 &bytes_after, &s);
2579 if (s)
2580 XFree (s);
2581 if (a != Success)
2582 return;
2583#ifndef __CYGWIN32__
2584 if (atype == xa[XA_INCR])
2585 { /* start an INCR transfer */
2586 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2587 XDeleteProperty (display->display, win, prop);
2588 XFlush (display->display);
2589 reget_time = 1;
2590 selection_wait = Sel_incr;
2591 }
2592#endif
2593
2594 }
2595 else if (selection_wait == Sel_incr)
2596 {
2597 reget_time = 1;
2598 if (selection_paste (win, prop, True) == -1) 2818 selection_paste (win, prop, true);
2599 {
2600 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2601 selection_wait = Sel_none;
2602 incr_ev.stop ();
2603 }
2604 }
2605 if (reget_time) /* received more data so reget time */
2606 incr_ev.start (NOW + 10);
2607} 2819}
2820
2608/* ------------------------------------------------------------------------- */ 2821/* ------------------------------------------------------------------------- */
2609/* 2822/*
2610 * Request the current selection: 2823 * Request the current selection:
2611 * Order: > internal selection if available 2824 * Order: > internal selection if available
2612 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2825 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
… …
2614 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2827 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2615 * will auto fallback to CUT_BUFFER0 2828 * will auto fallback to CUT_BUFFER0
2616 * EXT: button 2 release 2829 * EXT: button 2 release
2617 */ 2830 */
2618void 2831void
2619rxvt_term::selection_request (Time tm, int x, int y) 2832rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2620{ 2833{
2621 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2834 if (selection.text && selnum == Sel_Primary)
2622 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2623 return; /* outside window */
2624
2625 if (selection.text != NULL)
2626 { /* internal selection */ 2835 { /* internal selection */
2627 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2628 paste (selection.text, selection.len); 2836 char *str = rxvt_wcstombs (selection.text, selection.len);
2837 paste (str, strlen (str));
2838 free (str);
2629 return; 2839 return;
2630 } 2840 }
2631 else 2841 else
2632 { 2842 {
2633 int i;
2634
2635 selection_request_time = tm; 2843 selection_request_time = tm;
2636 selection_wait = Sel_normal; 2844 selection_wait = Sel_normal;
2637 for (i = Sel_Primary; i <= Sel_Clipboard; i++) 2845
2638 {
2639#if X_HAVE_UTF8_STRING 2846#if X_HAVE_UTF8_STRING
2640 selection_type = Sel_UTF8String; 2847 selection_type = Sel_UTF8String;
2641 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2848 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2642 return; 2849 return;
2643#else 2850#else
2644 selection_type = Sel_CompoundText; 2851 selection_type = Sel_CompoundText;
2645 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2852 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2646 return; 2853 return;
2647#endif 2854#endif
2648
2649 }
2650 } 2855 }
2856
2651 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2857 selection_wait = Sel_none; /* don't loop in selection_paste () */
2652 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2653 selection_paste (display->root, XA_CUT_BUFFER0, False); 2858 selection_paste (display->root, XA_CUT_BUFFER0, false);
2654} 2859}
2655 2860
2656int 2861int
2657rxvt_term::selection_request_other (Atom target, int selnum) 2862rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2658{ 2863{
2659 Atom sel; 2864 Atom sel;
2660#ifdef DEBUG_SELECT
2661 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2662#endif
2663 2865
2664 selection_type |= selnum; 2866 selection_type |= selnum;
2867
2665 if (selnum == Sel_Primary) 2868 if (selnum == Sel_Primary)
2666 sel = XA_PRIMARY; 2869 sel = XA_PRIMARY;
2667 else if (selnum == Sel_Secondary) 2870 else if (selnum == Sel_Secondary)
2668 sel = XA_SECONDARY; 2871 sel = XA_SECONDARY;
2669 else 2872 else
2670 sel = xa[XA_CLIPBOARD]; 2873 sel = xa[XA_CLIPBOARD];
2874
2671 if (XGetSelectionOwner (display->display, sel) != None) 2875 if (XGetSelectionOwner (display->display, sel) != None)
2672 { 2876 {
2673 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2674 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2877 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2675 TermWin.vt, selection_request_time); 2878 vt, selection_request_time);
2676 return 1; 2879 return 1;
2677 } 2880 }
2881
2678 return 0; 2882 return 0;
2679} 2883}
2680 2884
2681/* ------------------------------------------------------------------------- */ 2885/* ------------------------------------------------------------------------- */
2682/* 2886/*
2683 * Clear all selected text 2887 * Clear all selected text
2684 * EXT: SelectionClear 2888 * EXT: SelectionClear
2685 */ 2889 */
2686void 2890void
2687rxvt_term::selection_clear () 2891rxvt_term::selection_clear () NOTHROW
2688{ 2892{
2689 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2690
2691 want_refresh = 1; 2893 want_refresh = 1;
2692 free (selection.text); 2894 free (selection.text);
2693 selection.text = NULL; 2895 selection.text = NULL;
2694 selection.len = 0; 2896 selection.len = 0;
2695 CLEAR_SELECTION (); 2897 CLEAR_SELECTION ();
2898
2899 if (display->selection_owner == this)
2900 display->selection_owner = 0;
2696} 2901}
2697 2902
2698/* ------------------------------------------------------------------------- */ 2903/* ------------------------------------------------------------------------- */
2699/* 2904/*
2700 * Copy a selection into the cut buffer 2905 * Copy a selection into the cut buffer
2701 * EXT: button 1 or 3 release 2906 * EXT: button 1 or 3 release
2702 */ 2907 */
2703void 2908void
2704rxvt_term::selection_make (Time tm) 2909rxvt_term::selection_make (Time tm)
2705{ 2910{
2706 int i, col, end_col, row, end_row; 2911 int i;
2707 unsigned char *new_selection_text; 2912 wchar_t *new_selection_text;
2708 char *str;
2709 text_t *t; 2913 text_t *t;
2710#ifdef ACS_ASCII
2711 rend_t *re;
2712#endif
2713 2914
2714 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2715 switch (selection.op) 2915 switch (selection.op)
2716 { 2916 {
2717 case SELECTION_CONT: 2917 case SELECTION_CONT:
2718 break; 2918 break;
2719 case SELECTION_INIT: 2919 case SELECTION_INIT:
… …
2723 selection.op = SELECTION_DONE; 2923 selection.op = SELECTION_DONE;
2724 /* FALLTHROUGH */ 2924 /* FALLTHROUGH */
2725 default: 2925 default:
2726 return; 2926 return;
2727 } 2927 }
2928
2728 selection.op = SELECTION_DONE; 2929 selection.op = SELECTION_DONE;
2729 2930
2730 if (selection.clicks == 4) 2931 if (selection.clicks == 4)
2731 return; /* nothing selected, go away */ 2932 return; /* nothing selected, go away */
2732 2933
2934 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2935 return;
2936
2733 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1) + 1; 2937 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2734 str = (char *)rxvt_malloc (i * MB_CUR_MAX + 1); 2938 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2735 2939
2736 new_selection_text = (unsigned char *)str; 2940 int ofs = 0;
2941 int extra = 0;
2737 2942
2738 col = selection.beg.col; 2943 int col = selection.beg.col;
2739 MAX_IT (col, 0); 2944 int row = selection.beg.row;
2740 row = selection.beg.row + TermWin.saveLines;
2741 end_row = selection.end.row + TermWin.saveLines;
2742 2945
2946 int end_col;
2947
2743 for (; row <= end_row; row++, col = 0) 2948 for (; row <= selection.end.row; row++, col = 0)
2744 { 2949 {
2745 t = & (screen.text[row][col]); 2950#if ENABLE_FRILLS
2746 2951 if (selection.rect)
2747 end_col = screen.tlen[row]; 2952 {
2748 2953 col = selection.beg.col;
2749 if (end_col == -1)
2750 end_col = TermWin.ncol; 2954 end_col = ncol + 1;
2955 }
2956 else
2957#endif
2958 end_col = ROW(row).l;
2751 2959
2960 col = max (col, 0);
2961
2752 if (row == end_row) 2962 if (row == selection.end.row
2963#if ENABLE_FRILLS
2964 || selection.rect
2965#endif
2966 )
2753 MIN_IT (end_col, selection.end.col); 2967 min_it (end_col, selection.end.col);
2968
2969 t = ROW(row).t + col;
2754 2970
2755 for (; col < end_col; col++) 2971 for (; col < end_col; col++)
2972 {
2756 if (*t == NOCHAR) 2973 if (*t == NOCHAR)
2757 t++; 2974 t++;
2975#if ENABLE_COMBINING
2976 else if (IS_COMPOSE (*t))
2977 {
2978 int len = rxvt_composite.expand (*t, 0);
2979
2980 extra -= (len - 1);
2981
2982 if (extra < 0)
2983 {
2984 extra += i;
2985 i += i;
2986 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2987 }
2988
2989 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2990 }
2991#endif
2758 else 2992 else
2759 { 2993 new_selection_text[ofs++] = *t++;
2760 int len = wctomb (str, *t++);
2761 if (len > 0)
2762 str += len;
2763 } 2994 }
2764 2995
2765 if (screen.tlen[row] != -1 && row != end_row) 2996#if ENABLE_FRILLS
2766 *str++ = '\n'; 2997 if (selection.rect)
2767 } 2998 {
2999 while (ofs
3000 && new_selection_text[ofs - 1] != C0_LF
3001 && unicode::is_space (new_selection_text[ofs - 1]))
3002 --ofs;
2768 3003
2769#ifndef NO_OLD_SELECTION 3004 new_selection_text[ofs++] = C0_LF;
2770 if (selection_style == OLD_SELECT) 3005 }
2771 if (end_col == TermWin.ncol) 3006 else
2772 *str++ = '\n';
2773#endif 3007#endif
2774#ifndef NO_NEW_SELECTION 3008 if (!ROW(row).is_longer () && row != selection.end.row)
2775 if (selection_style != OLD_SELECT) 3009 new_selection_text[ofs++] = C0_LF;
3010 }
3011
2776 if (end_col != selection.end.col) 3012 if (end_col != selection.end.col)
2777 *str++ = '\n'; 3013 new_selection_text[ofs++] = C0_LF;
2778#endif
2779 *str = '\0';
2780 3014
2781 i = str - (char *)new_selection_text; 3015 new_selection_text[ofs] = 0;
3016
2782 if (i == 0) 3017 if (ofs == 0)
2783 { 3018 {
2784 free (new_selection_text); 3019 free (new_selection_text);
2785 return; 3020 return;
2786 } 3021 }
2787 3022
2788 // due to MB_MAX_CUR, selection wastage is usually high, so realloc
2789 if (str - (char *)new_selection_text > 1024)
2790 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2791
2792 selection.len = i;
2793
2794 if (selection.text)
2795 free (selection.text); 3023 free (selection.text);
2796 3024
2797 selection.text = new_selection_text; 3025 // we usually allocate much more than necessary, so realloc it smaller again
3026 selection.len = ofs;
3027 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2798 3028
3029 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3030 return;
3031
3032 selection_grab (tm);
3033}
3034
3035bool
3036rxvt_term::selection_grab (Time tm) NOTHROW
3037{
3038 selection_time = tm;
3039
2799 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3040 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2800 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3041 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3042 {
2801 display->set_selection_owner (this); 3043 display->set_selection_owner (this);
3044 return true;
3045 }
2802 else 3046 else
2803 rxvt_print_error ("can't get primary selection");
2804
2805 { 3047 {
3048 selection_clear ();
3049 return false;
3050 }
3051
3052#if 0
2806 XTextProperty ct; 3053 XTextProperty ct;
2807 char *cl = (char *)selection.text;
2808 3054
2809 if (XmbTextListToTextProperty (display->display, &cl, 1, XStringStyle, &ct) >= 0) 3055 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2810 { 3056 {
2811 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3057 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2812 PropModeReplace, ct.value, ct.nitems);
2813 XFree (ct.value); 3058 XFree (ct.value);
2814 } 3059 }
2815 else 3060#endif
2816 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8,
2817 PropModeReplace, selection.text, (int)selection.len);
2818 }
2819
2820 selection_time = tm;
2821 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2822} 3061}
2823 3062
2824/* ------------------------------------------------------------------------- */ 3063/* ------------------------------------------------------------------------- */
2825/* 3064/*
2826 * Mark or select text based upon number of clicks: 1, 2, or 3 3065 * Mark or select text based upon number of clicks: 1, 2, or 3
2827 * EXT: button 1 press 3066 * EXT: button 1 press
2828 */ 3067 */
2829void 3068void
2830rxvt_term::selection_click (int clicks, int x, int y) 3069rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2831{ 3070{
2832 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2833
2834 clicks = ((clicks - 1) % 3) + 1; 3071 clicks = ((clicks - 1) % 3) + 1;
2835 selection.clicks = clicks; /* save clicks so extend will work */ 3072 selection.clicks = clicks; /* save clicks so extend will work */
2836 3073
3074 if (clicks == 2 && !selection.rect
3075 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3076 {
3077 MEvent.clicks = 1; // what a mess
3078 selection.screen = current_screen;
3079 selection.op = SELECTION_CONT;
3080 return;
3081 }
3082
2837 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3083 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2838 3084
2839 if (clicks == 2 || clicks == 3) 3085 if (clicks == 2 || clicks == 3)
2840 selection_extend_colrow (selection.mark.col, 3086 selection_extend_colrow (selection.mark.col,
2841 selection.mark.row + TermWin.view_start, 3087 selection.mark.row - view_start,
2842 0, /* button 3 */ 3088 0, /* button 3 */
2843 1, /* button press */ 3089 1, /* button press */
2844 0); /* click change */ 3090 0); /* click change */
2845} 3091}
2846 3092
2847/* ------------------------------------------------------------------------- */ 3093/* ------------------------------------------------------------------------- */
2848/* 3094/*
2849 * Mark a selection at the specified col/row 3095 * Mark a selection at the specified col/row
2850 */ 3096 */
2851void 3097void
2852rxvt_term::selection_start_colrow (int col, int row) 3098rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2853{ 3099{
2854 want_refresh = 1; 3100 want_refresh = 1;
3101
3102 selection.mark.row = row + view_start;
2855 selection.mark.col = col; 3103 selection.mark.col = col;
2856 selection.mark.row = row - TermWin.view_start; 3104
2857 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3105 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2858 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3106 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3107
2859 MAX_IT (selection.mark.col, 0); 3108 while (selection.mark.col > 0
2860 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); 3109 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2861 3110 --selection.mark.col;
3111
2862 if (selection.op) 3112 if (selection.op)
2863 { /* clear the old selection */ 3113 { /* clear the old selection */
2864 selection.beg.row = selection.end.row = selection.mark.row; 3114 selection.beg.row = selection.end.row = selection.mark.row;
2865 selection.beg.col = selection.end.col = selection.mark.col; 3115 selection.beg.col = selection.end.col = selection.mark.col;
2866 } 3116 }
3117
2867 selection.op = SELECTION_INIT; 3118 selection.op = SELECTION_INIT;
2868 selection.screen = current_screen; 3119 selection.screen = current_screen;
2869} 3120}
2870 3121
2871/* ------------------------------------------------------------------------- */ 3122/* ------------------------------------------------------------------------- */
… …
2873 * Word select: select text for 2 clicks 3124 * Word select: select text for 2 clicks
2874 * We now only find out the boundary in one direction 3125 * We now only find out the boundary in one direction
2875 */ 3126 */
2876 3127
2877/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3128/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2878#define DELIMIT_TEXT(x) \ 3129#define DELIMIT_TEXT(x) \
2879 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) 3130 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2880#define DELIMIT_REND(x) 1 3131#define DELIMIT_REND(x) 1
2881 3132
2882void 3133void
2883rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3134rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2884{ 3135{
2885 int col, row, dirnadd, tcol, trow, w1, w2; 3136 int col, row, dirnadd, tcol, trow, w1, w2;
2886 row_col_t bound; 3137 row_col_t bound;
2887 text_t *stp; 3138 text_t *stp;
2888 rend_t *srp; 3139 rend_t *srp;
2889 3140
2890 if (dirn == UP) 3141 if (dirn == UP)
2891 { 3142 {
2892 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3143 bound.row = top_row - 1;
2893 bound.col = 0; 3144 bound.col = 0;
2894 dirnadd = -1; 3145 dirnadd = -1;
2895 } 3146 }
2896 else 3147 else
2897 { 3148 {
2898 bound.row = TermWin.saveLines + TermWin.nrow; 3149 bound.row = nrow;
2899 bound.col = TermWin.ncol - 1; 3150 bound.col = ncol - 1;
2900 dirnadd = 1; 3151 dirnadd = 1;
2901 } 3152 }
2902 row = mark->row + TermWin.saveLines; 3153
3154 row = mark->row;
2903 col = mark->col; 3155 col = max (mark->col, 0);
2904 MAX_IT (col, 0); 3156
2905 /* find the edge of a word */ 3157 /* find the edge of a word */
2906 stp = & (screen.text[row][col]); 3158 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2907 w1 = DELIMIT_TEXT (*stp); 3159 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2908 3160
2909 if (selection_style != NEW_SELECT) 3161 for (;;)
2910 { 3162 {
2911 if (w1 == 1) 3163 for (; col != bound.col; col += dirnadd)
2912 { 3164 {
2913 stp += dirnadd; 3165 stp += dirnadd;
2914 if (DELIMIT_TEXT (*stp) == 1)
2915 goto Old_Word_Selection_You_Die;
2916 col += dirnadd;
2917 }
2918 w1 = 0;
2919 }
2920 srp = (&screen.rend[row][col]);
2921 w2 = DELIMIT_REND (*srp);
2922
2923 for (;;)
2924 {
2925 for (; col != bound.col; col += dirnadd)
2926 {
2927 stp += dirnadd; 3166 srp += dirnadd;
3167
3168 if (*stp == NOCHAR)
3169 continue;
3170
2928 if (DELIMIT_TEXT (*stp) != w1) 3171 if (DELIMIT_TEXT (*stp) != w1)
2929 break; 3172 break;
2930 srp += dirnadd;
2931 if (DELIMIT_REND (*srp) != w2) 3173 if (DELIMIT_REND (*srp) != w2)
2932 break; 3174 break;
2933 } 3175 }
3176
2934 if ((col == bound.col) && (row != bound.row)) 3177 if ((col == bound.col) && (row != bound.row))
2935 { 3178 {
2936 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3179 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2937 { 3180 {
2938 trow = row + dirnadd; 3181 trow = row + dirnadd;
2939 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3182 tcol = dirn == UP ? ncol - 1 : 0;
2940 if (screen.text[trow] == NULL) 3183
3184 if (!ROW(trow).t)
2941 break; 3185 break;
2942 stp = & (screen.text[trow][tcol]); 3186
2943 srp = & (screen.rend[trow][tcol]); 3187 stp = ROW(trow).t + tcol;
3188 srp = ROW(trow).r + tcol;
3189
2944 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3190 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2945 break; 3191 break;
3192
2946 row = trow; 3193 row = trow;
2947 col = tcol; 3194 col = tcol;
2948 continue; 3195 continue;
2949 } 3196 }
2950 } 3197 }
2951 break; 3198 break;
2952 } 3199 }
2953Old_Word_Selection_You_Die:
2954 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));
2955 3200
2956 if (dirn == DN) 3201 if (dirn == DN)
2957 col++; /* put us on one past the end */ 3202 col++; /* put us on one past the end */
2958 3203
2959 /* Poke the values back in */ 3204 /* Poke the values back in */
2960 ret->row = row - TermWin.saveLines; 3205 ret->row = row;
2961 ret->col = col; 3206 ret->col = col;
2962} 3207}
2963 3208
2964/* ------------------------------------------------------------------------- */ 3209/* ------------------------------------------------------------------------- */
2965/* 3210/*
… …
2968 * flag == 0 ==> button 1 3213 * flag == 0 ==> button 1
2969 * flag == 1 ==> button 3 press 3214 * flag == 1 ==> button 3 press
2970 * flag == 2 ==> button 3 motion 3215 * flag == 2 ==> button 3 motion
2971 */ 3216 */
2972void 3217void
2973rxvt_term::selection_extend (int x, int y, int flag) 3218rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2974{ 3219{
2975 int col, row; 3220 int col = clamp (Pixel2Col (x), 0, ncol);
3221 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2976 3222
2977 col = Pixel2Col (x);
2978 row = Pixel2Row (y);
2979 MAX_IT (row, 0);
2980 MIN_IT (row, (int)TermWin.nrow - 1);
2981 MAX_IT (col, 0);
2982 MIN_IT (col, (int)TermWin.ncol);
2983
2984#ifndef NO_NEW_SELECTION
2985 /* 3223 /*
2986 * If we're selecting characters (single click) then we must check first 3224 * If we're selecting characters (single click) then we must check first
2987 * if we are at the same place as the original mark. If we are then 3225 * if we are at the same place as the original mark. If we are then
2988 * select nothing. Otherwise, if we're to the right of the mark, you have to 3226 * select nothing. Otherwise, if we're to the right of the mark, you have to
2989 * be _past_ a character for it to be selected. 3227 * be _past_ a character for it to be selected.
2990 */ 3228 */
2991 if (selection_style != OLD_SELECT)
2992 {
2993 if (((selection.clicks % 3) == 1) && !flag 3229 if (((selection.clicks % 3) == 1) && !flag
2994 && (col == selection.mark.col 3230 && (col == selection.mark.col
2995 && (row == selection.mark.row + TermWin.view_start))) 3231 && (row == selection.mark.row - view_start)))
2996 { 3232 {
2997 /* select nothing */ 3233 /* select nothing */
2998 selection.beg.row = selection.end.row = 0; 3234 selection.beg.row = selection.end.row = 0;
2999 selection.beg.col = selection.end.col = 0; 3235 selection.beg.col = selection.end.col = 0;
3000 selection.clicks = 4; 3236 selection.clicks = 4;
3001 want_refresh = 1; 3237 want_refresh = 1;
3002 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3003 return; 3238 return;
3004 }
3005 } 3239 }
3006#endif 3240
3007 if (selection.clicks == 4) 3241 if (selection.clicks == 4)
3008 selection.clicks = 1; 3242 selection.clicks = 1;
3009 3243
3010 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3244 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3011 flag == 1 ? 1 : 0, /* ? button press */ 3245 flag == 1 ? 1 : 0, /* ? button press */
… …
3015/* ------------------------------------------------------------------------- */ 3249/* ------------------------------------------------------------------------- */
3016/* 3250/*
3017 * Extend the selection to the specified col/row 3251 * Extend the selection to the specified col/row
3018 */ 3252 */
3019void 3253void
3020rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3254rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3021{ 3255{
3022 int16_t ncol = TermWin.ncol;
3023 int end_col;
3024 row_col_t pos; 3256 row_col_t pos;
3025 enum { 3257 enum {
3026 LEFT, RIGHT 3258 LEFT, RIGHT
3027 } closeto = RIGHT; 3259 } closeto = RIGHT;
3028 3260
3029 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));
3030 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));
3031
3032 want_refresh = 1; 3261 want_refresh = 1;
3262
3033 switch (selection.op) 3263 switch (selection.op)
3034 { 3264 {
3035 case SELECTION_INIT: 3265 case SELECTION_INIT:
3036 CLEAR_SELECTION (); 3266 CLEAR_SELECTION ();
3037 selection.op = SELECTION_BEGIN; 3267 selection.op = SELECTION_BEGIN;
… …
3050 selection_start_colrow (col, row); 3280 selection_start_colrow (col, row);
3051 /* FALLTHROUGH */ 3281 /* FALLTHROUGH */
3052 default: 3282 default:
3053 return; 3283 return;
3054 } 3284 }
3285
3055 if (selection.beg.col == selection.end.col 3286 if (selection.beg.col == selection.end.col
3056 && selection.beg.col != selection.mark.col 3287 && selection.beg.col != selection.mark.col
3057 && selection.beg.row == selection.end.row 3288 && selection.beg.row == selection.end.row
3058 && selection.beg.row != selection.mark.row) 3289 && selection.beg.row != selection.mark.row)
3059 { 3290 {
3060 selection.beg.col = selection.end.col = selection.mark.col; 3291 selection.beg.col = selection.end.col = selection.mark.col;
3061 selection.beg.row = selection.end.row = selection.mark.row; 3292 selection.beg.row = selection.end.row = selection.mark.row;
3062 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));
3063 } 3293 }
3064 3294
3065 pos.col = col; 3295 pos.col = col;
3066 pos.row = row; 3296 pos.row = view_start + row;
3067 3297
3068 pos.row -= TermWin.view_start; /* adjust for scroll */
3069
3070#ifndef NO_OLD_SELECTION
3071 /*
3072 * This mimics some of the selection behaviour of version 2.20 and before.
3073 * There are no ``selection modes'', button3 is always character extension.
3074 * Note: button3 drag is always available, c.f. v2.20
3075 * Selection always terminates (left or right as appropriate) at the mark.
3076 */
3077 if (selection_style == OLD_SELECT)
3078 {
3079 if (selection.clicks == 1 || button3)
3080 {
3081 if (hate_those_clicks)
3082 {
3083 hate_those_clicks = 0;
3084 if (selection.clicks == 1)
3085 {
3086 selection.beg.row = selection.mark.row;
3087 selection.beg.col = selection.mark.col;
3088 }
3089 else
3090 {
3091 selection.mark.row = selection.beg.row;
3092 selection.mark.col = selection.beg.col;
3093 }
3094 }
3095 if (ROWCOL_IS_BEFORE (pos, selection.mark))
3096 {
3097 selection.end.row = selection.mark.row;
3098 selection.end.col = selection.mark.col + 1;
3099 selection.beg.row = pos.row;
3100 selection.beg.col = pos.col;
3101 }
3102 else
3103 {
3104 selection.beg.row = selection.mark.row;
3105 selection.beg.col = selection.mark.col;
3106 selection.end.row = pos.row;
3107 selection.end.col = pos.col + 1;
3108 }
3109 }
3110 else if (selection.clicks == 2)
3111 {
3112 selection_delimit_word (UP, & (selection.mark),
3113 & (selection.beg));
3114 selection_delimit_word (DN, & (selection.mark),
3115 & (selection.end));
3116 hate_those_clicks = 1;
3117 }
3118 else if (selection.clicks == 3)
3119 {
3120 selection.beg.row = selection.end.row = selection.mark.row;
3121 selection.beg.col = 0;
3122 selection.end.col = ncol;
3123 hate_those_clicks = 1;
3124 }
3125 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));
3126 return;
3127 }
3128#endif /* ! NO_OLD_SELECTION */
3129#ifndef NO_NEW_SELECTION
3130 /* selection_style must not be OLD_SELECT to get here */
3131 /* 3298 /*
3132 * This is mainly xterm style selection with a couple of differences, mainly 3299 * This is mainly xterm style selection with a couple of differences, mainly
3133 * in the way button3 drag extension works. 3300 * in the way button3 drag extension works.
3134 * We're either doing: button1 drag; button3 press; or button3 drag 3301 * We're either doing: button1 drag; button3 press; or button3 drag
3135 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3302 * a) button1 drag : select around a midpoint/word/line - that point/word/line
… …
3140 * a point/word/line which is either the start or end of the selection 3307 * a point/word/line which is either the start or end of the selection
3141 * and it was decided by whichever point/word/line was `fixed' at the 3308 * and it was decided by whichever point/word/line was `fixed' at the
3142 * time of the most recent button3 press 3309 * time of the most recent button3 press
3143 */ 3310 */
3144 if (button3 && buttonpress) 3311 if (button3 && buttonpress)
3145 { /* button3 press */ 3312 { /* button3 press */
3146 /* 3313 /*
3147 * first determine which edge of the selection we are closest to 3314 * first determine which edge of the selection we are closest to
3148 */ 3315 */
3149 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3316 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3150 || (!ROWCOL_IS_AFTER (pos, selection.end) 3317 || (!ROWCOL_IS_AFTER (pos, selection.end)
3151 && (((pos.col - selection.beg.col) 3318 && (((pos.col - selection.beg.col)
3152 + ((pos.row - selection.beg.row) * ncol)) 3319 + ((pos.row - selection.beg.row) * ncol))
3153 < ((selection.end.col - pos.col) 3320 < ((selection.end.col - pos.col)
3154 + ((selection.end.row - pos.row) * ncol))))) 3321 + ((selection.end.row - pos.row) * ncol)))))
3155 closeto = LEFT; 3322 closeto = LEFT;
3323
3156 if (closeto == LEFT) 3324 if (closeto == LEFT)
3157 { 3325 {
3158 selection.beg.row = pos.row; 3326 selection.beg.row = pos.row;
3159 selection.beg.col = pos.col; 3327 selection.beg.col = pos.col;
3160 selection.mark.row = selection.end.row; 3328 selection.mark.row = selection.end.row;
3161 selection.mark.col = selection.end.col 3329 selection.mark.col = selection.end.col - (selection.clicks == 2);
3162 - (selection.clicks == 2);
3163 } 3330 }
3164 else 3331 else
3165 { 3332 {
3166 selection.end.row = pos.row; 3333 selection.end.row = pos.row;
3167 selection.end.col = pos.col; 3334 selection.end.col = pos.col;
3168 selection.mark.row = selection.beg.row; 3335 selection.mark.row = selection.beg.row;
3169 selection.mark.col = selection.beg.col; 3336 selection.mark.col = selection.beg.col;
3170 } 3337 }
3171 } 3338 }
3172 else 3339 else
3173 { /* button1 drag or button3 drag */ 3340 { /* button1 drag or button3 drag */
3174 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3341 if (ROWCOL_IS_AFTER (selection.mark, pos))
3175 { 3342 {
3176 if ((selection.mark.row == selection.end.row) 3343 if (selection.mark.row == selection.end.row
3177 && (selection.mark.col == selection.end.col) 3344 && selection.mark.col == selection.end.col
3345 && clickchange
3178 && clickchange && selection.clicks == 2) 3346 && selection.clicks == 2)
3179 selection.mark.col--; 3347 selection.mark.col--;
3348
3180 selection.beg.row = pos.row; 3349 selection.beg.row = pos.row;
3181 selection.beg.col = pos.col; 3350 selection.beg.col = pos.col;
3182 selection.end.row = selection.mark.row; 3351 selection.end.row = selection.mark.row;
3183 selection.end.col = selection.mark.col 3352 selection.end.col = selection.mark.col + (selection.clicks == 2);
3184 + (selection.clicks == 2);
3185 } 3353 }
3186 else 3354 else
3187 { 3355 {
3188 selection.beg.row = selection.mark.row; 3356 selection.beg.row = selection.mark.row;
3189 selection.beg.col = selection.mark.col; 3357 selection.beg.col = selection.mark.col;
… …
3192 } 3360 }
3193 } 3361 }
3194 3362
3195 if (selection.clicks == 1) 3363 if (selection.clicks == 1)
3196 { 3364 {
3197 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3365 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3198 if (end_col != -1 && selection.beg.col > end_col) 3366 && !ROW(selection.beg.row).is_longer ()
3367#if ENABLE_FRILLS
3368 && !selection.rect
3369#endif
3199 { 3370 )
3200#if 1
3201 selection.beg.col = ncol; 3371 selection.beg.col = ncol;
3202#else
3203 if (selection.beg.row != selection.end.row)
3204 selection.beg.col = ncol;
3205 else
3206 selection.beg.col = selection.mark.col;
3207#endif
3208 3372
3373 if (
3374 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3375 && !ROW(selection.end.row).is_longer ()
3376#if ENABLE_FRILLS
3377 && !selection.rect
3378#endif
3209 } 3379 )
3210 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3211 if (end_col != -1 && selection.end.col > end_col)
3212 selection.end.col = ncol; 3380 selection.end.col = ncol;
3213
3214 } 3381 }
3215 else if (selection.clicks == 2) 3382 else if (selection.clicks == 2)
3216 { 3383 {
3217 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3384 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3218 selection.end.col--; 3385 selection.end.col--;
3386
3219 selection_delimit_word (UP, & (selection.beg), 3387 selection_delimit_word (UP, &selection.beg, &selection.beg);
3220 & (selection.beg));
3221 selection_delimit_word (DN, & (selection.end), 3388 selection_delimit_word (DN, &selection.end, &selection.end);
3222 & (selection.end));
3223 } 3389 }
3224 else if (selection.clicks == 3) 3390 else if (selection.clicks == 3)
3225 { 3391 {
3226#ifndef NO_FRILLS 3392#if ENABLE_FRILLS
3227 if ((Options & Opt_tripleclickwords)) 3393 if (OPTION (Opt_tripleclickwords))
3228 { 3394 {
3229 int end_row;
3230
3231 selection_delimit_word (UP, & (selection.beg), 3395 selection_delimit_word (UP, &selection.beg, &selection.beg);
3232 & (selection.beg)); 3396
3233 end_row = screen.tlen[selection.mark.row
3234 + TermWin.saveLines];
3235 for (end_row = selection.mark.row; end_row < TermWin.nrow; 3397 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3236 end_row++)
3237 { 3398 {
3238 end_col = screen.tlen[end_row + TermWin.saveLines]; 3399 if (!ROW(end_row).is_longer ())
3239 if (end_col != -1)
3240 { 3400 {
3241 selection.end.row = end_row; 3401 selection.end.row = end_row;
3242 selection.end.col = end_col; 3402 selection.end.col = ROW(end_row).l;
3243 selection_remove_trailing_spaces (); 3403 selection_remove_trailing_spaces ();
3244 break; 3404 break;
3245 } 3405 }
3246 } 3406 }
3247 } 3407 }
3248 else 3408 else
3249#endif 3409#endif
3250
3251 { 3410 {
3252 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3411 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3253 selection.mark.col++; 3412 selection.mark.col++;
3413
3254 selection.beg.col = 0; 3414 selection.beg.col = 0;
3255 selection.end.col = ncol; 3415 selection.end.col = ncol;
3416
3417 // select a complete logical line
3418 while (selection.beg.row > -saveLines
3419 && ROW(selection.beg.row - 1).is_longer ())
3420 selection.beg.row--;
3421
3422 while (selection.end.row < nrow
3423 && ROW(selection.end.row).is_longer ())
3424 selection.end.row++;
3256 } 3425 }
3257 } 3426 }
3427
3258 if (button3 && buttonpress) 3428 if (button3 && buttonpress)
3259 { /* mark may need to be changed */ 3429 { /* mark may need to be changed */
3260 if (closeto == LEFT) 3430 if (closeto == LEFT)
3261 { 3431 {
3262 selection.mark.row = selection.end.row; 3432 selection.mark.row = selection.end.row;
3263 selection.mark.col = selection.end.col 3433 selection.mark.col = selection.end.col - (selection.clicks == 2);
3264 - (selection.clicks == 2);
3265 } 3434 }
3266 else 3435 else
3267 { 3436 {
3268 selection.mark.row = selection.beg.row; 3437 selection.mark.row = selection.beg.row;
3269 selection.mark.col = selection.beg.col; 3438 selection.mark.col = selection.beg.col;
3270 } 3439 }
3271 } 3440 }
3272 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));
3273#endif /* ! NO_NEW_SELECTION */
3274}
3275 3441
3276#ifndef NO_FRILLS 3442#if ENABLE_FRILLS
3443 if (selection.rect && selection.beg.col > selection.end.col)
3444 ::swap (selection.beg.col, selection.end.col);
3445#endif
3446}
3447
3448#if ENABLE_FRILLS
3277void 3449void
3278rxvt_term::selection_remove_trailing_spaces () 3450rxvt_term::selection_remove_trailing_spaces () NOTHROW
3279{ 3451{
3280 int32_t end_col, end_row; 3452 int32_t end_col, end_row;
3281 text_t *stp; 3453 text_t *stp;
3282 3454
3283 end_col = selection.end.col; 3455 end_col = selection.end.col;
3284 end_row = selection.end.row; 3456 end_row = selection.end.row;
3457
3285 for ( ; end_row >= selection.beg.row; ) 3458 for (; end_row >= selection.beg.row; )
3286 { 3459 {
3287 stp = screen.text[end_row + TermWin.saveLines]; 3460 stp = ROW(end_row).t;
3461
3288 while (--end_col >= 0) 3462 while (--end_col >= 0)
3289 { 3463 {
3290 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3464 if (stp[end_col] != NOCHAR
3465 && !unicode::is_space (stp[end_col]))
3291 break; 3466 break;
3292 } 3467 }
3468
3293 if (end_col >= 0 3469 if (end_col >= 0
3294 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3470 || !ROW(end_row - 1).is_longer ())
3295 { 3471 {
3296 selection.end.col = end_col + 1; 3472 selection.end.col = end_col + 1;
3297 selection.end.row = end_row; 3473 selection.end.row = end_row;
3298 break; 3474 break;
3299 } 3475 }
3476
3300 end_row--; 3477 end_row--;
3301 end_col = TermWin.ncol; 3478 end_col = ncol;
3302 } 3479 }
3480
3303 if (selection.mark.row > selection.end.row) 3481 if (selection.mark.row > selection.end.row)
3304 { 3482 {
3305 selection.mark.row = selection.end.row; 3483 selection.mark.row = selection.end.row;
3306 selection.mark.col = selection.end.col; 3484 selection.mark.col = selection.end.col;
3307 } 3485 }
… …
3315/* 3493/*
3316 * Double click on button 3 when already selected 3494 * Double click on button 3 when already selected
3317 * EXT: button 3 double click 3495 * EXT: button 3 double click
3318 */ 3496 */
3319void 3497void
3320rxvt_term::selection_rotate (int x, int y) 3498rxvt_term::selection_rotate (int x, int y) NOTHROW
3321{ 3499{
3322 selection.clicks = selection.clicks % 3 + 1; 3500 selection.clicks = selection.clicks % 3 + 1;
3323 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3501 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3324} 3502}
3325 3503
3326/* ------------------------------------------------------------------------- */ 3504/* ------------------------------------------------------------------------- */
3327/* 3505/*
3328 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3329 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3330 * the X11 protocol.
3331 */
3332typedef CARD32 Atom32;
3333
3334/* ------------------------------------------------------------------------- */
3335/*
3336 * Respond to a request for our current selection 3506 * Respond to a request for our current selection
3337 * EXT: SelectionRequest 3507 * EXT: SelectionRequest
3338 */ 3508 */
3339void 3509void
3340rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3510rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3341{ 3511{
3342 XSelectionEvent ev; 3512 XSelectionEvent ev;
3343 XTextProperty ct; 3513 dDisp;
3344 XICCEncodingStyle style;
3345 Atom target;
3346 3514
3347 ev.type = SelectionNotify; 3515 ev.type = SelectionNotify;
3348 ev.property = None; 3516 ev.property = None;
3349 ev.display = rq.display; 3517 ev.display = rq.display;
3350 ev.requestor = rq.requestor; 3518 ev.requestor = rq.requestor;
… …
3352 ev.target = rq.target; 3520 ev.target = rq.target;
3353 ev.time = rq.time; 3521 ev.time = rq.time;
3354 3522
3355 if (rq.target == xa[XA_TARGETS]) 3523 if (rq.target == xa[XA_TARGETS])
3356 { 3524 {
3357 Atom32 target_list[5]; 3525 Atom target_list[6];
3358 Atom32 *target = target_list; 3526 Atom *target = target_list;
3359 3527
3360 *target++ = (Atom32) xa[XA_TARGETS]; 3528 *target++ = xa[XA_TARGETS];
3529 *target++ = xa[XA_TIMESTAMP];
3361 *target++ = (Atom32) XA_STRING; 3530 *target++ = XA_STRING;
3362 *target++ = (Atom32) xa[XA_TEXT]; 3531 *target++ = xa[XA_TEXT];
3363 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3532 *target++ = xa[XA_COMPOUND_TEXT];
3364#if X_HAVE_UTF8_STRING 3533#if X_HAVE_UTF8_STRING
3365 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3534 *target++ = xa[XA_UTF8_STRING];
3366#endif 3535#endif
3536
3367 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3537 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3368 (8 * sizeof (target_list[0])), PropModeReplace, 3538 32, PropModeReplace,
3369 (unsigned char *)target_list, 3539 (unsigned char *)target_list, target - target_list);
3370 target - target_list);
3371 ev.property = rq.property; 3540 ev.property = rq.property;
3372 } 3541 }
3542#if TODO // TODO
3373 else if (rq.target == xa[XA_MULTIPLE]) 3543 else if (rq.target == xa[XA_MULTIPLE])
3374 { 3544 {
3375 /* TODO: Handle MULTIPLE */ 3545 /* TODO: Handle MULTIPLE */
3376 } 3546 }
3547#endif
3377 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3548 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3378 { 3549 {
3379 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3550 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3380 (8 * sizeof (Time)), PropModeReplace,
3381 (unsigned char *)&selection_time, 1); 3551 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3382 ev.property = rq.property; 3552 ev.property = rq.property;
3383 } 3553 }
3384 else if (rq.target == XA_STRING 3554 else if (rq.target == XA_STRING
3385 || rq.target == xa[XA_TEXT] 3555 || rq.target == xa[XA_TEXT]
3386 || rq.target == xa[XA_COMPOUND_TEXT] 3556 || rq.target == xa[XA_COMPOUND_TEXT]
3387 || rq.target == xa[XA_UTF8_STRING] 3557 || rq.target == xa[XA_UTF8_STRING]
3388 ) 3558 )
3389 { 3559 {
3560 XTextProperty ct;
3561 Atom target = rq.target;
3390 short freect = 0; 3562 short freect = 0;
3391 int selectlen; 3563 int selectlen;
3392 char *cl; 3564 wchar_t *cl;
3393 3565 enum {
3394 target = rq.target; 3566 enc_string = XStringStyle,
3567 enc_text = XStdICCTextStyle,
3568 enc_compound_text = XCompoundTextStyle,
3569#ifdef X_HAVE_UTF8_STRING
3570 enc_utf8 = XUTF8StringStyle,
3571#else
3572 enc_utf8 = -1,
3573#endif
3574 } style;
3395 3575
3396 if (target == XA_STRING) 3576 if (target == XA_STRING)
3397 // we actually don't do XA_STRING, but who cares, as i18n clients 3577 // we actually don't do XA_STRING, but who cares, as i18n clients
3398 // will ask for another format anyways. 3578 // will ask for another format anyways.
3399 style = XStringStyle; 3579 style = enc_string;
3400 else if (target == xa[XA_TEXT]) 3580 else if (target == xa[XA_TEXT])
3401 style = XTextStyle; 3581 style = enc_text;
3402 else if (target == xa[XA_COMPOUND_TEXT]) 3582 else if (target == xa[XA_COMPOUND_TEXT])
3403 style = XCompoundTextStyle; 3583 style = enc_compound_text;
3404#if X_HAVE_UTF8_STRING 3584#if ENABLE_FRILLS
3405 else if (target == xa[XA_UTF8_STRING]) 3585 else if (target == xa[XA_UTF8_STRING])
3406 style = XUTF8StringStyle; 3586 style = enc_utf8;
3407#endif 3587#endif
3408 else 3588 else
3409 { 3589 {
3410 target = xa[XA_COMPOUND_TEXT]; 3590 target = xa[XA_COMPOUND_TEXT];
3411 style = XCompoundTextStyle; 3591 style = enc_compound_text;
3412 } 3592 }
3413 3593
3414 if (selection.text) 3594 if (selection.text)
3415 { 3595 {
3416 cl = (char *)selection.text; 3596 cl = selection.text;
3417 selectlen = selection.len; 3597 selectlen = selection.len;
3418 } 3598 }
3419 else 3599 else
3420 { 3600 {
3421 cl = ""; 3601 cl = L"";
3422 selectlen = 0; 3602 selectlen = 0;
3423 } 3603 }
3424 3604
3605#if ENABLE_FRILLS
3606 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3607 // so recode it manually
3608 if (style == enc_utf8)
3609 {
3610 freect = 1;
3611 ct.encoding = target;
3612 ct.format = 8;
3613 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3614 ct.nitems = strlen ((char *)ct.value);
3615 }
3616 else
3617#endif
3425 if (XmbTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3618 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3426 freect = 1; 3619 freect = 1;
3427 else 3620 else
3428 { 3621 {
3429 /* if we failed to convert then send it raw */ 3622 /* if we failed to convert then send it raw */
3430 ct.value = (unsigned char *)cl; 3623 ct.value = (unsigned char *)cl;
3431 ct.nitems = selectlen; 3624 ct.nitems = selectlen;
3625 ct.encoding = target;
3432 } 3626 }
3433 3627
3434 XChangeProperty (display->display, rq.requestor, rq.property, 3628 XChangeProperty (disp, rq.requestor, rq.property,
3435 target, 8, PropModeReplace, 3629 ct.encoding, 8, PropModeReplace,
3436 ct.value, (int)ct.nitems); 3630 ct.value, (int)ct.nitems);
3437 ev.property = rq.property; 3631 ev.property = rq.property;
3438 3632
3439 if (freect) 3633 if (freect)
3440 XFree (ct.value); 3634 XFree (ct.value);
3441 } 3635 }
3636
3442 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3637 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3443} 3638}
3444 3639
3445/* ------------------------------------------------------------------------- * 3640/* ------------------------------------------------------------------------- *
3446 * MOUSE ROUTINES * 3641 * MOUSE ROUTINES *
3447 * ------------------------------------------------------------------------- */ 3642 * ------------------------------------------------------------------------- */
3448 3643
3449/* 3644/*
3450 * return col/row values corresponding to x/y pixel values 3645 * return col/row values corresponding to x/y pixel values
3451 */ 3646 */
3452void 3647void
3453rxvt_term::pixel_position (int *x, int *y) 3648rxvt_term::pixel_position (int *x, int *y) NOTHROW
3454{ 3649{
3455 *x = Pixel2Col (*x); 3650 *x = Pixel2Col (*x);
3456 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3651 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3457 *y = Pixel2Row (*y); 3652 *y = Pixel2Row (*y);
3458 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3653 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3459} 3654}
3460 3655
3461/* ------------------------------------------------------------------------- */ 3656/* ------------------------------------------------------------------------- */
3462#ifdef USE_XIM 3657#ifdef USE_XIM
3463void 3658void
3464rxvt_term::im_set_position (XPoint *pos) 3659rxvt_term::im_set_position (XPoint &pos) NOTHROW
3465{ 3660{
3466 XWindowAttributes xwa; 3661 XWindowAttributes xwa;
3467 3662
3468 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3663 XGetWindowAttributes (display->display, vt, &xwa);
3664
3469 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3665 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3470 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3666 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3471} 3667}
3472
3473#endif 3668#endif
3474/* ------------------------------------------------------------------------- */ 3669
3475 3670#if ENABLE_OVERLAY
3671void
3672rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3673{
3674 if (nrow < 1 || ncol < 1)
3675 return;
3676
3677 want_refresh = 1;
3678
3679 scr_overlay_off ();
3680
3681 if (x < 0) x = ncol - w;
3682 if (y < 0) y = nrow - h;
3683
3684 // make space for border
3685 w += 2; min_it (w, ncol);
3686 h += 2; min_it (h, nrow);
3687
3688 x -= 1; clamp_it (x, 0, ncol - w);
3689 y -= 1; clamp_it (y, 0, nrow - h);
3690
3691 ov_x = x; ov_y = y;
3692 ov_w = w; ov_h = h;
3693
3694 ov_text = new text_t *[h];
3695 ov_rend = new rend_t *[h];
3696
3697 for (y = 0; y < h; y++)
3698 {
3699 text_t *tp = ov_text[y] = new text_t[w];
3700 rend_t *rp = ov_rend[y] = new rend_t[w];
3701
3702 text_t t0, t1, t2;
3703 rend_t r = OVERLAY_RSTYLE;
3704
3705 if (y == 0)
3706 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3707 else if (y < h - 1)
3708 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3709 else
3710 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3711
3712 *tp++ = t0;
3713 *rp++ = r;
3714
3715 for (x = w - 2; x > 0; --x)
3716 {
3717 *tp++ = t1;
3718 *rp++ = r;
3719 }
3720
3721 *tp = t2;
3722 *rp = r;
3723 }
3724}
3725
3726void
3727rxvt_term::scr_overlay_off () NOTHROW
3728{
3729 if (!ov_text)
3730 return;
3731
3732 want_refresh = 1;
3733
3734 for (int y = 0; y < ov_h; y++)
3735 {
3736 delete [] ov_text[y];
3737 delete [] ov_rend[y];
3738 }
3739
3740 delete [] ov_text; ov_text = 0;
3741 delete [] ov_rend; ov_rend = 0;
3742}
3743
3744void
3745rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3746{
3747 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3748 return;
3749
3750 x++, y++;
3751
3752 ov_text[y][x] = text;
3753 ov_rend[y][x] = rend;
3754}
3755
3756void
3757rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3758{
3759 while (*s)
3760 scr_overlay_set (x++, y, *s++);
3761}
3762
3763void
3764rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3765{
3766 while (*s)
3767 {
3768 text_t t = *s++;
3769 int width = wcwidth (t);
3770
3771 while (width--)
3772 {
3773 scr_overlay_set (x++, y, t);
3774 t = NOCHAR;
3775 }
3776 }
3777}
3778
3779void
3780rxvt_term::scr_swap_overlay () NOTHROW
3781{
3782 if (!ov_text)
3783 return;
3784
3785 // swap screen mem with overlay
3786 for (int y = ov_h; y--; )
3787 {
3788 text_t *t1 = ov_text[y];
3789 rend_t *r1 = ov_rend[y];
3790
3791 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3792 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3793
3794 for (int x = ov_w; x--; )
3795 {
3796 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3797 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3798 }
3799 }
3800}
3801
3802#endif
3476/* ------------------------------------------------------------------------- * 3803/* ------------------------------------------------------------------------- */
3477 * DEBUG ROUTINES *
3478 * ------------------------------------------------------------------------- */
3479#if 0
3480void
3481rxvt_debug_colors (void)
3482{
3483 int color;
3484 const char *name[] =
3485 {
3486 "fg", "bg",
3487 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3488 };
3489 3804
3490 fprintf (stderr, "Color ( ");
3491 if (rstyle & RS_RVid)
3492 fprintf (stderr, "rvid ");
3493 if (rstyle & RS_Bold)
3494 fprintf (stderr, "bold ");
3495 if (rstyle & RS_Blink)
3496 fprintf (stderr, "blink ");
3497 if (rstyle & RS_Uline)
3498 fprintf (stderr, "uline ");
3499 fprintf (stderr, "): ");
3500
3501 color = GET_FGCOLOR (rstyle);
3502#ifndef NO_BRIGHTCOLOR
3503 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3504 {
3505 color -= (minBrightCOLOR - minCOLOR);
3506 fprintf (stderr, "bright ");
3507 }
3508#endif
3509 fprintf (stderr, "%s on ", name[color]);
3510
3511 color = GET_BGCOLOR (rstyle);
3512#ifndef NO_BRIGHTCOLOR
3513 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3514 {
3515 color -= (minBrightCOLOR - minCOLOR);
3516 fprintf (stderr, "bright ");
3517 }
3518#endif
3519 fprintf (stderr, "%s\n", name[color]);
3520}
3521#endif

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