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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.22 by pcg, Sat Jan 31 02:14:58 2004 UTC vs.
Revision 1.368 by sf-exg, Tue Feb 1 00:41:01 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 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
32#include <stdint.h> 31#include <inttypes.h>
33#include <wchar.h>
34 32
35#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a separate compile!
36 34
35static inline void
37inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
38{ 37{
39 while (len--) 38 while (len--)
40 *start++ = value; 39 *start++ = value;
41} 40}
42 41
43/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
46 46
47/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 50#define ZERO_SCROLLBACK() \
51 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (option (Opt_scrollTtyOutput)) \
52 TermWin.view_start = 0 52 view_start = 0
53#define CLEAR_SELECTION() \ 53#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 54 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 56#define CLEAR_ALL_SELECTION() \
57 selection.beg.row = selection.beg.col \ 57 selection.beg.row = selection.beg.col \
58 = selection.mark.row = selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
59 = selection.end.row = selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
60 60
61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
62 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
64 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
66 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
70 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
73 73
74/* these must be row_col_t */ 74/* these must be row_col_t */
75#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
76 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
77#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
78 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
80 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
82 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 87
88/* 88/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 89 * 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 */ 90 */
93#define drawBuffer TermWin.vt
94
95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \
97 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
98 Row2Pixel(row), (unsigned int)TermWin.width, \
99 (unsigned int)Height2Pixel(num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 91#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 92 if (mapped) \
103 XClearArea (Xdisplay, drawBuffer, x, y, \ 93 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel(num), \ 94 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel(1), False) 95 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
109 TermWin.int_bwidth, Row2Pixel(row), \
110 (unsigned int)TermWin.width, \
111 (unsigned int)Height2Pixel(num))
112 96
113/* ------------------------------------------------------------------------- * 97/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 98 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 99 * ------------------------------------------------------------------------- */
100
116/* Fill part/all of a line with blanks. */ 101/* Fill part/all of a line with blanks. */
117void 102void
118rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 103rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
119{ 104{
120 efs &= ~RS_baseattrMask; 105 if (!l.t)
106 {
107 lalloc (l);
108 col = 0;
109 width = ncol;
110 }
111
112 l.touch ();
113
114 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
121 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 115 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
116
117 text_t *et = l.t + col;
118 rend_t *er = l.r + col;
122 119
123 while (width--) 120 while (width--)
124 { 121 {
125 *et++ = ' '; 122 *et++ = ' ';
126 *er++ = efs; 123 *er++ = efs;
… …
128} 125}
129 126
130/* ------------------------------------------------------------------------- */ 127/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 128/* Fill a full line with blanks - make sure it is allocated first */
132void 129void
133rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 130rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
134{ 131{
135#ifdef DEBUG_STRICT 132 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 }
143 133
144 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 134 l.l = 0;
135 l.f = 0;
136}
137
138// nuke a single wide character at the given column
139void
140rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
141{
142 // find begin
143 while (col > 0 && l.t[col] == NOCHAR)
144 col--;
145
146 rend_t rend = l.r[col] & ~RS_baseattrMask;
147 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
148
149 l.touch ();
150
151 // found start, nuke
152 do {
153 l.t[col] = ' ';
154 l.r[col] = rend;
155 col++;
156 } while (col < ncol && l.t[col] == NOCHAR);
145} 157}
146 158
147/* ------------------------------------------------------------------------- * 159/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 160 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 161 * ------------------------------------------------------------------------- */
162
150void 163void
151rxvt_term::scr_reset () 164rxvt_term::scr_reset ()
152{ 165{
153 unsigned int ncol, nrow, total_rows, prev_total_rows;
154 unsigned int p, q;
155 int k;
156 rend_t setrstyle;
157
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 // we need at least two lines for wrapping to work correctly
179 while (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
175 want_refresh = 1; 187 want_refresh = 1;
176 188
189 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 191
180 screen.tscroll = 0; 192 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
182 194
183 if (!talloc) 195 if (!row_buf)
184 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0;
201 term_start = 0;
202
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
187 }
188
189 if (prev_nrow == 0)
190 {
191 /*
192 * first time called so just malloc everything : don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
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 *));
199 205
200 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
201 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 209
203 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 210 for (int row = nrow; row--; )
204 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
206 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207
208 for (p = 0; p < nrow; p++)
209 {
210 q = p + TermWin.saveLines;
211 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
213 screen.tlen[q] = swap.tlen[p] = 0;
214 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
215 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
216 216
217 MEMSET(charsets, 'B', sizeof(charsets)); 217 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 221 screen.charset = 0;
223 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
235 selection.text = NULL; 234 selection.text = NULL;
236 selection.len = 0; 235 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
239 selection.clicks = 0; 238 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (); 239 selection.clip_text = NULL;
241 rvideo = 0; 240 selection.clip_len = 0;
242 } 241 }
243 else 242 else
244 { 243 {
245 /* 244 /*
246 * add or delete rows as appropriate 245 * add or delete rows as appropriate
247 */ 246 */
248 setrstyle = DEFAULT_RSTYLE;
249 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
250 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
251 { 253 {
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++) 254 for (int row = nrow; row < prev_nrow; row++)
257 { 255 {
258 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
259 if (screen.text[q]) 257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261
262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288 // TODO: maybe optimise when width didn't change
289
290 row_col_t ocur = screen.cur;
291 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
292
293 do
294 {
295 p = MOD (p - 1, prev_total_rows);
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 301 {
261#ifdef DEBUG_STRICT 302 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 303
263#endif 304 plines++;
264 talloc->free (screen.text[q]); 305 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 306 }
267 if (swap.text[p]) 307
308 int qlines = max (0, (llen - 1) / ncol) + 1;
309
310 // drop partial lines completely
311 if (q < qlines)
312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
268 { 321 {
269#ifdef DEBUG_STRICT 322 qline = row_buf + qrow;
270 assert (swap.rend[p]); 323 lalloc (*qline);
271#endif 324 qline->l = ncol;
272 talloc->free (swap.text[p]); 325 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
352 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
353 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
354
355 lofs += len;
356 qcol += len;
357 }
274 } 358 }
275#ifdef DEBUG_STRICT 359
276 assert (drawn_text[p] && drawn_rend[p]); 360 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 361 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 362 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 363 }
364 while (p != pend && q > 0);
281 365
282 /* we have fewer rows so fix up cursor position */ 366 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 367 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
285 368
286 scr_reset_realloc (); /* realloc _last_ */ 369 // make sure all terminal lines exist
287 } 370 while (top_row > 0)
288 else if (nrow > prev_nrow) 371 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
289 { 372 }
290 /* add rows */ 373 else
291 scr_reset_realloc (); /* realloc _first_ */ 374 {
375 // if no scrollback exists (yet), wing, instead of wrap
292 376
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 377 for (int row = min (nrow, prev_nrow); row--; )
294
295 k = min (TermWin.nscrolled, nrow - prev_nrow);
296
297 for (p = prev_total_rows; p < total_rows; p++)
298 { 378 {
299 screen.tlen[p] = 0; 379 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 380 line_t &qline = row_buf [row];
301 screen.rend[p] = NULL; 381
382 qline = pline;
383 lresize (qline);
302 } 384 }
303 385
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++) 386 for (int row = prev_nrow; row < nrow; row++)
308 { 387 {
309 swap.tlen[p] = 0; 388 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 } 389 }
317 390
318 if (k > 0) 391 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 { 392 }
339 int common = min (prev_ncol, ncol); 393
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 394 free (old_buf);
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 395 delete old_ta;
396 delete old_ra;
397
398 clamp_it (screen.cur.row, 0, nrow - 1);
399 clamp_it (screen.cur.col, 0, ncol - 1);
342 400 }
343 for (p = 0; p < total_rows; p++)
344 {
345 if (screen.text[p])
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;
349 401
350 MIN_IT(screen.tlen[p], (int16_t)ncol);
351
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); 402 free (tabs);
394 } 403 tabs = (char *)rxvt_malloc (ncol);
404
405 for (int col = ncol; col--; )
406 tabs [col] = col % TABSIZE == 0;
407
408 CLEAR_ALL_SELECTION ();
395 409
396 prev_nrow = nrow; 410 prev_nrow = nrow;
397 prev_ncol = ncol; 411 prev_ncol = ncol;
398 412
399 tabs = (char *)rxvt_malloc (ncol * sizeof(char));
400
401 for (p = 0; p < ncol; p++)
402 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
403
404 tt_winch (); 413 tt_winch ();
405}
406 414
407void 415 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} 416}
429 417
430/* ------------------------------------------------------------------------- */ 418/* ------------------------------------------------------------------------- */
431/* 419/*
432 * Free everything. That way malloc debugging can find leakage. 420 * Free everything. That way malloc debugging can find leakage.
433 */ 421 */
434void 422void
435rxvt_term::scr_release() 423rxvt_term::scr_release () NOTHROW
436{ 424{
437 uint16_t total_rows; 425 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 } 426 {
449#endif
450
451 delete talloc; talloc = 0; 427 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 428 delete ralloc; ralloc = 0;
453 429
454 free (screen.text); 430 free (row_buf);
455 free (screen.tlen); 431 free (swap_buf);
456 free (screen.rend); 432 free (drawn_buf);
457 free (drawn_text); 433 row_buf = 0; // signal that we freed all the arrays above
458 free (drawn_rend); 434
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 435 free (tabs);
465 436 tabs = 0;
466 /* NULL these so if anything tries to use them, we'll know about it */ 437 }
467 screen.text = drawn_text = swap.text = NULL;
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 438}
474 439
475/* ------------------------------------------------------------------------- */ 440/* ------------------------------------------------------------------------- */
476/* 441/*
477 * Hard reset 442 * Hard/Soft reset
478 */ 443 */
479void 444void
480rxvt_term::scr_poweron () 445rxvt_term::scr_poweron ()
481{ 446{
482 D_SCREEN((stderr, "rxvt_scr_poweron()"));
483
484 scr_release (); 447 scr_release ();
485 prev_nrow = prev_ncol = 0; 448 prev_nrow = prev_ncol = 0;
449 rvideo_mode = false;
450 scr_soft_reset ();
486 scr_reset (); 451 scr_reset ();
487 452
488 scr_clear (); 453 scr_clear (true);
489 scr_refresh (SLOW_REFRESH); 454 scr_refresh ();
490#ifdef RXVT_GRAPHICS 455}
491 Gr_reset (); 456
457void
458rxvt_term::scr_soft_reset ()
459{
460 /* only affects modes, nothing drastic such as clearing the screen */
461#if ENABLE_OVERLAY
462 scr_overlay_off ();
492#endif 463#endif
464
465 if (current_screen != PRIMARY)
466 scr_swap_screen ();
467
468 scr_scroll_region (0, MAX_ROWS - 1);
469 scr_rendition (0, ~RS_None);
470 scr_insert_mode (0);
493} 471}
494 472
495/* ------------------------------------------------------------------------- * 473/* ------------------------------------------------------------------------- *
496 * PROCESS SCREEN COMMANDS * 474 * PROCESS SCREEN COMMANDS *
497 * ------------------------------------------------------------------------- */ 475 * ------------------------------------------------------------------------- */
… …
499 * Save and Restore cursor 477 * Save and Restore cursor
500 * XTERM_SEQ: Save cursor : ESC 7 478 * XTERM_SEQ: Save cursor : ESC 7
501 * XTERM_SEQ: Restore cursor: ESC 8 479 * XTERM_SEQ: Restore cursor: ESC 8
502 */ 480 */
503void 481void
504rxvt_term::scr_cursor (int mode) 482rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
505{ 483{
506 screen_t *s; 484 screen_t *s;
507
508 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
509 485
510#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 486#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
511 if (current_screen == SECONDARY) 487 if (current_screen == SECONDARY)
512 s = &(swap); 488 s = &swap;
513 else 489 else
514#endif 490#endif
515 s = &(screen); 491 s = &screen;
492
516 switch (mode) { 493 switch (mode)
494 {
517 case SAVE: 495 case SAVE:
518 s->s_cur.row = s->cur.row; 496 s->s_cur.row = screen.cur.row;
519 s->s_cur.col = s->cur.col; 497 s->s_cur.col = screen.cur.col;
520 s->s_rstyle = rstyle; 498 s->s_rstyle = rstyle;
521 s->s_charset = s->charset; 499 s->s_charset = screen.charset;
522 s->s_charset_char = charsets[s->charset]; 500 s->s_charset_char = charsets[screen.charset];
523 break; 501 break;
502
524 case RESTORE: 503 case RESTORE:
525 want_refresh = 1; 504 want_refresh = 1;
526 s->cur.row = s->s_cur.row; 505 screen.cur.row = s->s_cur.row;
527 s->cur.col = s->s_cur.col; 506 screen.cur.col = s->s_cur.col;
528 s->flags &= ~Screen_WrapNext; 507 screen.flags &= ~Screen_WrapNext;
529 rstyle = s->s_rstyle; 508 rstyle = s->s_rstyle;
530 s->charset = s->s_charset; 509 screen.charset = s->s_charset;
531 charsets[s->charset] = s->s_charset_char; 510 charsets[screen.charset] = s->s_charset_char;
532 set_font_style (); 511 set_font_style ();
533 break; 512 break;
534 } 513 }
514
535/* boundary check in case screen size changed between SAVE and RESTORE */ 515 /* boundary check in case screen size changed between SAVE and RESTORE */
536 MIN_IT(s->cur.row, TermWin.nrow - 1); 516 min_it (s->cur.row, nrow - 1);
537 MIN_IT(s->cur.col, TermWin.ncol - 1); 517 min_it (s->cur.col, ncol - 1);
538#ifdef DEBUG_STRICT
539 assert(s->cur.row >= 0); 518 assert (s->cur.row >= 0);
540 assert(s->cur.col >= 0); 519 assert (s->cur.col >= 0);
541#else /* drive with your eyes closed */ 520}
542 MAX_IT(s->cur.row, 0); 521
543 MAX_IT(s->cur.col, 0); 522void
544#endif 523rxvt_term::scr_swap_screen ()
524{
525 if (!option (Opt_secondaryScreen))
526 return;
527
528 for (int i = prev_nrow; i--; )
529 ::swap (ROW(i), swap_buf [i]);
530
531 ::swap (screen.cur, swap.cur);
532
533 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
534 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
545} 535}
546 536
547/* ------------------------------------------------------------------------- */ 537/* ------------------------------------------------------------------------- */
548/* 538/*
549 * Swap between primary and secondary screens 539 * Swap between primary and secondary screens
550 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 540 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
551 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 541 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
552 */ 542 */
553int 543void
554rxvt_term::scr_change_screen (int scrn) 544rxvt_term::scr_change_screen (int scrn)
555{ 545{
556 int i; 546 if (scrn == current_screen)
547 return;
548
549 want_refresh = 1;
550 view_start = 0;
551
552 selection_check (2); /* check for boundary cross */
553
554 current_screen = scrn;
555
557#if NSCREENS 556#if NSCREENS
558 int offset; 557 if (option (Opt_secondaryScreen))
559#endif 558 {
560
561 want_refresh = 1;
562
563 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
564
565 TermWin.view_start = 0;
566
567 if (current_screen == scrn)
568 return current_screen;
569
570 selection_check (2); /* check for boundary cross */
571
572 SWAP_IT(current_screen, scrn, int);
573#if NSCREENS
574 num_scr = 0; 559 num_scr = 0;
575 offset = TermWin.saveLines; 560
576 for (i = prev_nrow; i--;) { 561 scr_swap_screen ();
577 SWAP_IT(screen.text[i + offset], swap.text[i], text_t *); 562
578 SWAP_IT(screen.tlen[i + offset], swap.tlen[i], int16_t); 563 ::swap (screen.charset, swap.charset);
579 SWAP_IT(screen.rend[i + offset], swap.rend[i], rend_t *); 564 ::swap (screen.flags, swap.flags);
580 }
581 SWAP_IT(screen.cur.row, swap.cur.row, int16_t);
582 SWAP_IT(screen.cur.col, swap.cur.col, int16_t);
583# ifdef DEBUG_STRICT
584 assert((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
585 assert((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
586# else /* drive with your eyes closed */
587 MAX_IT(screen.cur.row, 0);
588 MIN_IT(screen.cur.row, (int32_t)prev_nrow - 1);
589 MAX_IT(screen.cur.col, 0);
590 MIN_IT(screen.cur.col, (int32_t)prev_ncol - 1);
591# endif
592 SWAP_IT(screen.charset, swap.charset, int16_t);
593 SWAP_IT(screen.flags, swap.flags, int);
594 screen.flags |= Screen_VisibleCursor; 565 screen.flags |= Screen_VisibleCursor;
595 swap.flags |= Screen_VisibleCursor; 566 swap.flags |= Screen_VisibleCursor;
596
597# ifdef RXVT_GRAPHICS
598
599 if (Gr_Displayed ()) {
600 Gr_scroll (0);
601 Gr_ChangeScreen ();
602 } 567 }
568 else
603# endif 569#endif
604#else 570 if (option (Opt_secondaryScroll))
605# ifdef SCROLL_ON_NO_SECONDARY
606# ifdef RXVT_GRAPHICS
607 if (Gr_Displayed ())
608 Gr_ClearScreen ();
609# endif
610 if (current_screen == PRIMARY
611# ifdef RXVT_GRAPHICS
612 && !Gr_Displayed ()
613# endif
614 )
615 scr_scroll_text(0, (prev_nrow - 1), prev_nrow, 0); 571 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
616# endif 572}
617#endif 573
574// clear WrapNext indicator, solidifying position on next line
575void
576rxvt_term::scr_do_wrap () NOTHROW
577{
578 if (!(screen.flags & Screen_WrapNext))
618 return scrn; 579 return;
580
581 screen.flags &= ~Screen_WrapNext;
582
583 screen.cur.col = 0;
584
585 if (screen.cur.row == screen.bscroll)
586 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
587 else if (screen.cur.row < nrow - 1)
588 screen.cur.row++;
619} 589}
620 590
621/* ------------------------------------------------------------------------- */ 591/* ------------------------------------------------------------------------- */
622/* 592/*
623 * Change the colour for following text 593 * Change the colour for following text
624 */ 594 */
625void 595void
626rxvt_term::scr_color (unsigned int color, int fgbg) 596rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
627{ 597{
598 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
628 color &= RS_fgMask; 599 color = fgbg;
600
629 if (fgbg == Color_fg) 601 if (fgbg == Color_fg)
630 rstyle = SET_FGCOLOR(rstyle, color); 602 rstyle = SET_FGCOLOR (rstyle, color);
631 else 603 else
632 rstyle = SET_BGCOLOR(rstyle, color); 604 rstyle = SET_BGCOLOR (rstyle, color);
633} 605}
634 606
635/* ------------------------------------------------------------------------- */ 607/* ------------------------------------------------------------------------- */
636/* 608/*
637 * Change the rendition style for following text 609 * Change the rendition style for following text
638 */ 610 */
639void 611void
640rxvt_term::scr_rendition (int set, int style) 612rxvt_term::scr_rendition (int set, int style) NOTHROW
641{ 613{
642 if (set) 614 if (set)
643 rstyle |= style; 615 rstyle |= style;
644 else if (style == ~RS_None) 616 else if (style == ~RS_None)
645 rstyle = DEFAULT_RSTYLE; 617 rstyle = DEFAULT_RSTYLE;
646 else 618 else
647 rstyle &= ~style; 619 rstyle &= ~style;
648} 620}
649 621
650/* ------------------------------------------------------------------------- */ 622/* ------------------------------------------------------------------------- */
651/* 623/*
652 * Scroll text between <row1> and <row2> inclusive, by <count> lines 624 * Scroll text between <row1> and <row2> inclusive, by <count> lines
653 * count positive ==> scroll up 625 * count positive ==> scroll up
654 * count negative ==> scroll down 626 * count negative ==> scroll down
655 * spec == 0 for normal routines
656 */ 627 */
657int 628int
658rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 629rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
659{ 630{
660 int i, j;
661 long nscrolled;
662
663 if (count == 0 || (row1 > row2)) 631 if (count == 0 || (row1 > row2))
664 return 0; 632 return 0;
665 633
666 want_refresh = 1; 634 want_refresh = 1;
667 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 635 num_scr += count;
668 636
669 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 637 if (count > 0
638 && row1 == 0
639 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
640 {
641 top_row = max (top_row - count, -saveLines);
642
643 // scroll everything up 'count' lines
644 term_start = (term_start + count) % total_rows;
645
646 // sever bottommost line
670 { 647 {
671 nscrolled = (long)TermWin.nscrolled + (long)count; 648 line_t &l = ROW(row2 - count);
649 l.is_longer (0);
650 l.touch ();
651 }
672 652
673 if (nscrolled > (long)TermWin.saveLines) 653 // erase newly scrolled-in lines
674 TermWin.nscrolled = TermWin.saveLines; 654 for (int i = count; i--; )
655 {
656 line_t &l = ROW(nrow - 1 - i);
657
658 // optimize if already cleared, can be significant on slow machines
659 // could be rolled into scr_blank_screen_mem
660 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
661 {
662 scr_blank_line (l, 0, l.l, rstyle);
663 l.l = 0;
664 l.f = 0;
665 }
675 else 666 else
676 TermWin.nscrolled = (uint16_t)nscrolled; 667 scr_blank_screen_mem (l, rstyle);
668 }
677 669
670 // now copy lines below the scroll region bottom to the
671 // bottom of the screen again, so they look as if they
672 // hadn't moved.
673 for (int i = nrow; --i > row2; )
674 {
675 line_t &l1 = ROW(i - count);
676 line_t &l2 = ROW(i);
677
678 ::swap (l1, l2);
679 l2.touch ();
680 }
681
682 // move and/or clear selection, if any
683 if (selection.op && current_screen == selection.screen)
684 {
685 selection.beg.row -= count;
686 selection.end.row -= count;
687 selection.mark.row -= count;
688
689 if (selection.beg.row < top_row
690 || selection.end.row < top_row
691 || selection.mark.row < top_row)
692 {
693 CLEAR_ALL_SELECTION ();
694 selection.op = SELECTION_CLEAR;
695 }
696 }
697
698 // finally move the view window, if desired
678 if ((Options & Opt_scrollWithBuffer) 699 if (option (Opt_scrollWithBuffer)
679 && TermWin.view_start != 0 700 && view_start != 0
680 && TermWin.view_start != TermWin.saveLines) 701 && view_start != -saveLines)
681 scr_page (UP, count); 702 scr_page (UP, count);
703
704 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
705 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
706 }
707 else
682 } 708 {
683 else if (!spec)
684 row1 += TermWin.saveLines;
685
686 row2 += TermWin.saveLines;
687
688 if (selection.op && current_screen == selection.screen) 709 if (selection.op && current_screen == selection.screen)
689 { 710 {
690 i = selection.beg.row + TermWin.saveLines; 711 if ((selection.beg.row < row1 && selection.end.row > row1)
691 j = selection.end.row + TermWin.saveLines; 712 || (selection.beg.row < row2 && selection.end.row > row2)
692 if ((i < row1 && j > row1) 713 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
693 || (i < row2 && j > row2) 714 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
694 || (i - count < row1 && i >= row1) 715 || (selection.end.row - count < row1 && selection.end.row >= row1)
695 || (i - count > row2 && i <= row2) 716 || (selection.end.row - count > row2 && selection.end.row <= row2))
696 || (j - count < row1 && j >= row1)
697 || (j - count > row2 && j <= row2))
698 { 717 {
699 CLEAR_ALL_SELECTION (); 718 CLEAR_ALL_SELECTION ();
700 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 719 selection.op = SELECTION_CLEAR;
701 } 720 }
702 else if (j >= row1 && j <= row2) 721 else if (selection.end.row >= row1 && selection.end.row <= row2)
703 { 722 {
704 /* move selected region too */ 723 /* move selected region too */
705 selection.beg.row -= count; 724 selection.beg.row -= count;
706 selection.end.row -= count; 725 selection.end.row -= count;
707 selection.mark.row -= count; 726 selection.mark.row -= count;
727
728 selection_check (0);
708 } 729 }
709 }
710
711 selection_check (0); /* _after_ TermWin.nscrolled update */
712
713 num_scr += count;
714 j = count;
715
716 if (count < 0)
717 count = -count;
718
719 i = row2 - row1 + 1;
720 MIN_IT(count, i);
721
722 if (j > 0)
723 {
724 /* A: scroll up */
725
726 /* A1: Copy lines that will get clobbered by the rotation */
727 for (i = 0, j = row1; i < count; i++, j++)
728 { 730 }
729 buf_text[i] = screen.text[j]; 731
730 buf_rend[i] = screen.rend[j]; 732 // use a simple and robust scrolling algorithm, this
733 // part of scr_scroll_text is not time-critical.
734
735 int rows = row2 - row1 + 1;
736
737 min_it (count, rows);
738
739 line_t *temp_buf = row_buf + total_rows;
740
741 for (int row = 0; row < rows; row++)
731 } 742 {
732 /* A2: Rotate lines */ 743 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
733 for (j = row1, i = j + count; i <= row2; i++, j++) 744
745 if (!IN_RANGE_EXC (row + count, 0, rows))
746 scr_blank_screen_mem (temp_buf [row], rstyle);
734 { 747 }
735 screen.tlen[j] = screen.tlen[i]; 748
736 screen.text[j] = screen.text[i]; 749 for (int row = 0; row < rows; row++)
737 screen.rend[j] = screen.rend[i]; 750 ROW(row1 + row) = temp_buf [row];
738 }
739 j = row2 - count + 1, i = count;
740 }
741 else /* if (j < 0) */
742 { 751 }
743 /* B: scroll down */
744
745 /* B1: Copy lines that will get clobbered by the rotation */
746 for (i = 0, j = row2; i < count; i++, j--)
747 {
748 buf_text[i] = screen.text[j];
749 buf_rend[i] = screen.rend[j];
750 }
751 /* B2: Rotate lines */
752 for (j = row2, i = j - count; i >= row1; i--, j--)
753 {
754 screen.tlen[j] = screen.tlen[i];
755 screen.text[j] = screen.text[i];
756 screen.rend[j] = screen.rend[i];
757 }
758 j = row1, i = count;
759 count = -count;
760 }
761
762 /* C: Resurrect lines */
763 for (; i--; j++)
764 {
765 screen.tlen[j] = 0;
766 screen.text[j] = buf_text[i];
767 screen.rend[j] = buf_rend[i];
768
769 if (!spec) /* line length may not equal TermWin.ncol */
770 scr_blank_screen_mem (screen.text, screen.rend,
771 (unsigned int)j, rstyle);
772 }
773
774#ifdef RXVT_GRAPHICS
775 if (Gr_Displayed ())
776 Gr_scroll (count);
777#endif
778 752
779 return count; 753 return count;
780} 754}
781 755
782/* ------------------------------------------------------------------------- */ 756/* ------------------------------------------------------------------------- */
783/* 757/*
784 * Add text given in <str> of length <len> to screen struct 758 * Add text given in <str> of length <len> to screen struct
785 */ 759 */
786void 760void
787rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 761rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
788{ 762{
789 unsigned char checksel, clearsel;
790 uint32_t c;
791 int i, row, last_col;
792 text_t *stp;
793 rend_t *srp;
794
795 if (len <= 0) /* sanity */ 763 if (len <= 0) /* sanity */
796 return; 764 return;
797 765
766 unsigned char checksel;
767 unicode_t c;
768 int ncol = this->ncol;
769 const wchar_t *strend = str + len;
770
798 want_refresh = 1; 771 want_refresh = 1;
799 last_col = TermWin.ncol;
800
801 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
802 ZERO_SCROLLBACK(); 772 ZERO_SCROLLBACK ();
773
803 if (nlines > 0) { 774 if (minlines > 0)
775 {
804 nlines += (screen.cur.row - screen.bscroll); 776 minlines += screen.cur.row - screen.bscroll;
777 min_it (minlines, screen.cur.row - top_row);
778
805 if ((nlines > 0) 779 if (minlines > 0
806 && (screen.tscroll == 0) 780 && screen.tscroll == 0
807 && (screen.bscroll == (TermWin.nrow - 1))) { 781 && screen.bscroll == nrow - 1)
782 {
808 /* _at least_ this many lines need to be scrolled */ 783 /* _at least_ this many lines need to be scrolled */
809 scr_scroll_text(screen.tscroll, screen.bscroll, nlines, 0); 784 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
810 screen.cur.row -= nlines; 785 screen.cur.row -= minlines;
811 } 786 }
812 } 787 }
813#ifdef DEBUG_STRICT 788
814 assert(screen.cur.col < last_col); 789 assert (screen.cur.col < ncol);
815 assert((screen.cur.row < TermWin.nrow) 790 assert (screen.cur.row < nrow
816 && (screen.cur.row >= -(int32_t)TermWin.nscrolled)); 791 && screen.cur.row >= top_row);
817#else /* drive with your eyes closed */ 792 int row = screen.cur.row;
818 MIN_IT(screen.cur.col, last_col - 1);
819 MIN_IT(screen.cur.row, (int32_t)TermWin.nrow - 1);
820 MAX_IT(screen.cur.row, -(int32_t)TermWin.nscrolled);
821#endif
822 row = screen.cur.row + TermWin.saveLines;
823 793
824 checksel = (selection.op 794 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
825 && current_screen == selection.screen) ? 1 : 0;
826 clearsel = 0;
827 795
828 stp = screen.text[row]; 796 line_t *line = &ROW(row);
829 srp = screen.rend[row];
830 797
831 for (i = 0; i < len;) { 798 while (str < strend)
832 c = str[i++]; 799 {
833 switch (c) { 800 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
834 case '\t': 801
835 scr_tab (1); 802 if (expect_false (c < 0x20))
803 if (c == C0_LF)
804 {
805 max_it (line->l, screen.cur.col);
806
807 screen.flags &= ~Screen_WrapNext;
808
809 if (screen.cur.row == screen.bscroll)
810 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
811 else if (screen.cur.row < (nrow - 1))
812 row = ++screen.cur.row;
813
814 line = &ROW(row); /* _must_ refresh */
836 continue; 815 continue;
837 case '\n': 816 }
838 if (screen.tlen[row] != -1) /* XXX: think about this */ 817 else if (c == C0_CR)
839 MAX_IT(screen.tlen[row], screen.cur.col); 818 {
840 screen.flags &= ~Screen_WrapNext; 819 max_it (line->l, screen.cur.col);
841 if (screen.cur.row == screen.bscroll) 820
842 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
843 else if (screen.cur.row < (TermWin.nrow - 1))
844 row = (++screen.cur.row) + TermWin.saveLines;
845 stp = screen.text[row]; /* _must_ refresh */
846 srp = screen.rend[row]; /* _must_ refresh */
847 continue;
848 case '\r':
849 if (screen.tlen[row] != -1) /* XXX: think about this */
850 MAX_IT(screen.tlen[row], screen.cur.col);
851 screen.flags &= ~Screen_WrapNext; 821 screen.flags &= ~Screen_WrapNext;
852 screen.cur.col = 0; 822 screen.cur.col = 0;
853 continue; 823 continue;
854 default:
855 if (c == 127)
856 continue; /* yummmm..... */
857 break;
858 } 824 }
825 else if (c == C0_HT)
826 {
827 scr_tab (1, true);
828 continue;
829 }
859 830
831 if (expect_false (
860 if (checksel /* see if we're writing within selection */ 832 checksel /* see if we're writing within selection */
861 && !ROWCOL_IS_BEFORE(screen.cur, selection.beg) 833 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
862 && ROWCOL_IS_BEFORE(screen.cur, selection.end)) { 834 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
835 ))
836 {
863 checksel = 0; 837 checksel = 0;
864 clearsel = 1; 838 /*
839 * If we wrote anywhere in the selected area, kill the selection
840 * XXX: should we kill the mark too? Possibly, but maybe that
841 * should be a similar check.
842 */
843 CLEAR_SELECTION ();
844 }
845
846 if (expect_false (screen.flags & Screen_WrapNext))
865 } 847 {
866 if (screen.flags & Screen_WrapNext) { 848 scr_do_wrap ();
867 screen.tlen[row] = -1; 849
868 if (screen.cur.row == screen.bscroll) 850 line->l = ncol;
869 scr_scroll_text(screen.tscroll, screen.bscroll, 1, 0); 851 line->is_longer (1);
870 else if (screen.cur.row < (TermWin.nrow - 1)) 852
871 row = (++screen.cur.row) + TermWin.saveLines;
872 stp = screen.text[row]; /* _must_ refresh */
873 srp = screen.rend[row]; /* _must_ refresh */
874 screen.cur.col = 0; 853 row = screen.cur.row;
875 screen.flags &= ~Screen_WrapNext; 854 line = &ROW(row); /* _must_ refresh */
855 }
856
857 // some utf-8 decoders "decode" surrogate characters: let's fix this.
858 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
859 c = 0xfffd;
860
861 // rely on wcwidth to tell us the character width, do wcwidth before
862 // further replacements, as wcwidth might return -1 for the line
863 // drawing characters below as they might be invalid in the current
864 // locale.
865 int width = WCWIDTH (c);
866
867 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
876 } 868 {
877 if (screen.flags & Screen_Insert) 869 // vt100 special graphics and line drawing
878 scr_insdel_chars (1, INSERT); 870 // 5f-7e standard vt100
871 // 40-5e rxvt extension for extra curses acs chars
872 static uint16_t vt100_0[62] = { // 41 .. 7e
873 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
874 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
875 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
876 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
877 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
878 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
879 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
880 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
881 };
879 882
880 if (charsets[screen.charset] == '0') // DEC SPECIAL 883 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
881 switch (c)
882 { 884 {
883 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 885 c = vt100_0[c - 0x41];
884 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 886 width = 1; // vt100 line drawing characters are always single-width
885 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
886 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
887 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
888 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
889 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
890 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
891 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
892 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
893 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
894 } 887 }
888 }
895 889
896 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 890 if (expect_false (screen.flags & Screen_Insert))
897 // rely on wcwidth to tell us the character width, at least for non-ascii 891 scr_insdel_chars (width, INSERT);
898 int width = c <= 128 ? 1 : wcwidth (c);
899 892
900 // width -1 characters (e.g. combining chars) are ignored currently.
901 if (width > 0) 893 if (width != 0)
894 {
895#if !UNICODE_3
896 // trim characters we can't store directly :(
897 if (c >= 0x10000)
898# if ENABLE_COMBINING
899 c = rxvt_composite.compose (c); // map to lower 16 bits
900# else
901 c = 0xfffd;
902# endif
903#endif
904
905 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
906
907 // if the character doesn't fit into the remaining columns...
908 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
909 {
910 if (screen.flags & Screen_Autowrap)
911 {
912 // ... artificially enlargen the previous one
913 c = NOCHAR;
914 // and try the same character next loop iteration
915 --str;
916 }
917 else
918 screen.cur.col = ncol - width;
919 }
920
921 // nuke the character at this position, if required
922 // due to wonderful coincidences everywhere else in this loop
923 // we never have to check for overwriting a wide char itself,
924 // only its tail.
925 if (expect_false (line->t[screen.cur.col] == NOCHAR))
926 scr_kill_char (*line, screen.cur.col);
927
928 line->touch ();
929
902 do 930 do
903 { 931 {
904 stp[screen.cur.col] = c; 932 line->t[screen.cur.col] = c;
905 srp[screen.cur.col] = rend; 933 line->r[screen.cur.col] = rend;
906 934
907 if (screen.cur.col < last_col - 1) 935 if (expect_true (screen.cur.col < ncol - 1))
908 screen.cur.col++; 936 screen.cur.col++;
909 else 937 else
910 { 938 {
911 screen.tlen[row] = last_col; 939 line->l = ncol;
912 if (screen.flags & Screen_Autowrap) 940 if (screen.flags & Screen_Autowrap)
913 screen.flags |= Screen_WrapNext; 941 screen.flags |= Screen_WrapNext;
914 break; 942
943 goto end_of_line;
915 } 944 }
916 945
917 c = NOCHAR; 946 c = NOCHAR;
918 } 947 }
919 while (--width > 0); 948 while (expect_false (--width > 0));
949
950 // pad with spaces when overwriting wide character with smaller one
951 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
952 {
953 line->t[c] = ' ';
954 line->r[c] = rend;
955 }
956
957end_of_line:
958 ;
959 }
960#if ENABLE_COMBINING
961 else // width == 0
962 {
963 if (c != 0xfeff) // ignore BOM
964 {
965 // handle combining characters
966 // we just tag the accent on the previous on-screen character.
967 // this is arguably not correct, but also arguably not wrong.
968 // we don't handle double-width characters nicely yet.
969 line_t *linep;
970 text_t *tp;
971 rend_t *rp;
972
973 if (screen.cur.col > 0)
974 {
975 linep = line;
976 tp = line->t + screen.cur.col - 1;
977 rp = line->r + screen.cur.col - 1;
978 }
979 else if (screen.cur.row > 0
980 && ROW(screen.cur.row - 1).is_longer ())
981 {
982 linep = &ROW(screen.cur.row - 1);
983 tp = line->t + ncol - 1;
984 rp = line->r + ncol - 1;
985 }
920 else 986 else
921 (void)0; /* handle combining character etc. here. */ 987 continue;
922 }
923 988
924 if (screen.tlen[row] != -1) /* XXX: think about this */ 989 linep->touch ();
925 MAX_IT(screen.tlen[row], screen.cur.col);
926 990
927/* 991 while (*tp == NOCHAR && tp > linep->t)
928 * If we wrote anywhere in the selected area, kill the selection 992 tp--, rp--;
929 * XXX: should we kill the mark too? Possibly, but maybe that
930 * should be a similar check.
931 */
932 if (clearsel)
933 CLEAR_SELECTION();
934 993
935#ifdef DEBUG_STRICT 994 // first try to find a precomposed character
995 unicode_t n = rxvt_compose (*tp, c);
996 if (n == NOCHAR)
997 n = rxvt_composite.compose (*tp, c);
998
999 *tp = n;
1000 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1001 }
1002 }
1003#endif
1004 }
1005
1006 max_it (line->l, screen.cur.col);
1007
936 assert(screen.cur.row >= 0); 1008 assert (screen.cur.row >= 0);
937#else /* drive with your eyes closed */
938 MAX_IT(screen.cur.row, 0);
939#endif
940} 1009}
941 1010
942/* ------------------------------------------------------------------------- */ 1011/* ------------------------------------------------------------------------- */
943/* 1012/*
944 * Process Backspace. Move back the cursor back a position, wrap if have to 1013 * Process Backspace. Move back the cursor back a position, wrap if have to
945 * XTERM_SEQ: CTRL-H 1014 * XTERM_SEQ: CTRL-H
946 */ 1015 */
947void 1016void
948rxvt_term::scr_backspace () 1017rxvt_term::scr_backspace () NOTHROW
949{ 1018{
950 want_refresh = 1;
951 if (screen.cur.col == 0) { 1019 if (screen.cur.col == 0)
1020 {
952 if (screen.cur.row > 0) { 1021 if (screen.cur.row > 0)
1022 {
953#ifdef TERMCAP_HAS_BW 1023#ifdef TERMCAP_HAS_BW
954 screen.cur.col = TermWin.ncol - 1; 1024 screen.cur.col = ncol - 1;
955 screen.cur.row--; 1025 --screen.cur.row;
956 return; 1026
1027 want_refresh = 1;
957#endif 1028#endif
958 } 1029 }
1030 }
959 } else if ((screen.flags & Screen_WrapNext) == 0) 1031 else if (screen.flags & Screen_WrapNext)
960 scr_gotorc (0, -1, RELATIVE);
961 screen.flags &= ~Screen_WrapNext; 1032 screen.flags &= ~Screen_WrapNext;
1033 else
1034 scr_gotorc (0, -1, RELATIVE);
962} 1035}
963 1036
964/* ------------------------------------------------------------------------- */ 1037/* ------------------------------------------------------------------------- */
965/* 1038/*
966 * Process Horizontal Tab 1039 * Process Horizontal Tab
967 * count: +ve = forward; -ve = backwards 1040 * count: +ve = forward; -ve = backwards
968 * XTERM_SEQ: CTRL-I 1041 * XTERM_SEQ: CTRL-I
969 */ 1042 */
970void 1043void
971rxvt_term::scr_tab (int count) 1044rxvt_term::scr_tab (int count, bool ht) NOTHROW
972{ 1045{
973 int i, x; 1046 int i, x;
974 1047
975 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
976 want_refresh = 1; 1048 want_refresh = 1;
977 i = x = screen.cur.col; 1049 i = x = screen.cur.col;
1050
978 if (count == 0) 1051 if (count == 0)
979 return; 1052 return;
980 else if (count > 0) { 1053 else if (count > 0)
1054 {
1055 line_t &l = ROW(screen.cur.row);
1056 rend_t base_rend = l.r[i];
1057 ht &= l.t[i] == ' ';
1058
981 for (; ++i < TermWin.ncol; ) 1059 for (; ++i < ncol; )
982 if (tabs[i]) { 1060 if (tabs[i])
1061 {
983 x = i; 1062 x = i;
1063
984 if (!--count) 1064 if (!--count)
985 break; 1065 break;
1066 }
1067 else
1068 ht &= l.t[i] == ' '
1069 && RS_SAME (l.r[i], base_rend);
1070
1071 if (count)
1072 x = ncol - 1;
1073
1074 // store horizontal tab commands as characters inside the text
1075 // buffer so they can be selected and pasted.
1076 if (ht && option (Opt_pastableTabs))
1077 {
1078 base_rend = SET_FONT (base_rend, 0);
1079
1080 l.touch (x);
1081
1082 i = screen.cur.col;
1083
1084 l.t[i] = '\t';
1085 l.r[i] = base_rend;
1086
1087 while (++i < x)
1088 {
1089 l.t[i] = NOCHAR;
1090 l.r[i] = base_rend;
986 } 1091 }
987 if (count) 1092 }
988 x = TermWin.ncol - 1; 1093 }
989 } else /* if (count < 0) */ { 1094 else /* if (count < 0) */
1095 {
990 for (; --i >= 0; ) 1096 for (; --i >= 0; )
991 if (tabs[i]) { 1097 if (tabs[i])
992 x = i;
993 if (!++count)
994 break;
995 } 1098 {
996 if (count)
997 x = 0; 1099 x = i;
1100 if (!++count)
1101 break;
1102 }
1103
1104 if (count)
1105 x = 0;
998 } 1106 }
1107
999 if (x != screen.cur.col) 1108 if (x != screen.cur.col)
1000 scr_gotorc (0, x, R_RELATIVE); 1109 scr_gotorc (0, x, R_RELATIVE);
1001} 1110}
1002 1111
1003/* ------------------------------------------------------------------------- */ 1112/* ------------------------------------------------------------------------- */
1004/* 1113/*
1005 * Process DEC Back Index 1114 * Process DEC Back Index
1006 * XTERM_SEQ: ESC 6 1115 * XTERM_SEQ: ESC 6
1007 * Move cursor left in row. If we're at the left boundary, shift everything 1116 * Move cursor left in row. If we're at the left boundary, shift everything
1008 * in that row right. Clear left column. 1117 * in that row right. Clear left column.
1009 */ 1118 */
1010#ifndef NO_FRILLS 1119#if !ENABLE_MINIMAL
1011void 1120void
1012rxvt_term::scr_backindex () 1121rxvt_term::scr_backindex () NOTHROW
1013{ 1122{
1014 if (screen.cur.col > 0) 1123 if (screen.cur.col > 0)
1015 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1124 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1016 else { 1125 else
1017 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1018 return; /* um, yeah? */
1019 scr_insdel_chars (1, INSERT); 1126 scr_insdel_chars (1, INSERT);
1020 }
1021} 1127}
1022#endif 1128#endif
1023/* ------------------------------------------------------------------------- */ 1129/* ------------------------------------------------------------------------- */
1024/* 1130/*
1025 * Process DEC Forward Index 1131 * Process DEC Forward Index
1026 * XTERM_SEQ: ESC 9 1132 * XTERM_SEQ: ESC 9
1027 * Move cursor right in row. If we're at the right boundary, shift everything 1133 * Move cursor right in row. If we're at the right boundary, shift everything
1028 * in that row left. Clear right column. 1134 * in that row left. Clear right column.
1029 */ 1135 */
1030#ifndef NO_FRILLS 1136#if !ENABLE_MINIMAL
1031void 1137void
1032rxvt_term::scr_forwardindex () 1138rxvt_term::scr_forwardindex () NOTHROW
1033{ 1139{
1034 int row;
1035
1036 if (screen.cur.col < TermWin.ncol - 1) 1140 if (screen.cur.col < ncol - 1)
1037 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1141 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1038 else { 1142 else
1039 row = screen.cur.row + TermWin.saveLines; 1143 {
1040 if (screen.tlen[row] == 0) 1144 line_t &l = ROW(screen.cur.row);
1041 return; /* um, yeah? */ 1145
1042 else if (screen.tlen[row] == -1) 1146 l.touch ();
1043 screen.tlen[row] = TermWin.ncol; 1147 l.is_longer (0);
1148
1044 scr_gotorc (0, 0, R_RELATIVE); 1149 scr_gotorc (0, 0, R_RELATIVE);
1045 scr_insdel_chars (1, DELETE); 1150 scr_insdel_chars (1, DELETE);
1046 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1151 scr_gotorc (0, ncol - 1, R_RELATIVE);
1047 } 1152 }
1048} 1153}
1049#endif 1154#endif
1050 1155
1051/* ------------------------------------------------------------------------- */ 1156/* ------------------------------------------------------------------------- */
1052/* 1157/*
1053 * Goto Row/Column 1158 * Goto Row/Column
1054 */ 1159 */
1055void 1160void
1056rxvt_term::scr_gotorc (int row, int col, int relative) 1161rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1057{ 1162{
1058 want_refresh = 1; 1163 want_refresh = 1;
1059 ZERO_SCROLLBACK(); 1164 ZERO_SCROLLBACK ();
1060#ifdef RXVT_GRAPHICS
1061 if (Gr_Displayed ())
1062 Gr_scroll (0);
1063#endif
1064 1165
1065 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));
1066
1067 screen.cur.col = ((relative & C_RELATIVE) ? (screen.cur.col + col) 1166 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1068 : col); 1167 clamp_it (screen.cur.col, 0, ncol - 1);
1069 MAX_IT(screen.cur.col, 0);
1070 MIN_IT(screen.cur.col, (int32_t)TermWin.ncol - 1);
1071 1168
1072 screen.flags &= ~Screen_WrapNext; 1169 screen.flags &= ~Screen_WrapNext;
1170
1073 if (relative & R_RELATIVE) { 1171 if (relative & R_RELATIVE)
1172 {
1074 if (row > 0) { 1173 if (row > 0)
1174 {
1075 if (screen.cur.row <= screen.bscroll 1175 if (screen.cur.row <= screen.bscroll
1076 && (screen.cur.row + row) > screen.bscroll) 1176 && (screen.cur.row + row) > screen.bscroll)
1077 screen.cur.row = screen.bscroll; 1177 screen.cur.row = screen.bscroll;
1078 else 1178 else
1079 screen.cur.row += row;
1080 } else if (row < 0) {
1081 if (screen.cur.row >= screen.tscroll
1082 && (screen.cur.row + row) < screen.tscroll)
1083 screen.cur.row = screen.tscroll;
1084 else
1085 screen.cur.row += row;
1086 }
1087 } else {
1088 if (screen.flags & Screen_Relative) { /* relative origin mode */
1089 screen.cur.row = row + screen.tscroll;
1090 MIN_IT(screen.cur.row, screen.bscroll);
1091 } else
1092 screen.cur.row = row; 1179 screen.cur.row += row;
1180 }
1181 else if (row < 0)
1182 {
1183 if (screen.cur.row >= screen.tscroll
1184 && (screen.cur.row + row) < screen.tscroll)
1185 screen.cur.row = screen.tscroll;
1186 else
1187 screen.cur.row += row;
1188 }
1189 }
1190 else
1093 } 1191 {
1094 MAX_IT(screen.cur.row, 0); 1192 if (screen.flags & Screen_Relative)
1095 MIN_IT(screen.cur.row, (int32_t)TermWin.nrow - 1); 1193 {
1096} 1194 /* relative origin mode */
1195 screen.cur.row = row + screen.tscroll;
1196 min_it (screen.cur.row, screen.bscroll);
1197 }
1198 else
1199 screen.cur.row = row;
1200 }
1097 1201
1202 clamp_it (screen.cur.row, 0, nrow - 1);
1203}
1204
1098/* ------------------------------------------------------------------------- */ 1205/* ------------------------------------------------------------------------- */
1099/* 1206/*
1100 * direction should be UP or DN 1207 * direction should be UP or DN
1101 */ 1208 */
1102void 1209void
1103rxvt_term::scr_index (enum page_dirn direction) 1210rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1104{ 1211{
1105 int dirn; 1212 int dirn;
1106 1213
1107 want_refresh = 1; 1214 want_refresh = 1;
1215 ZERO_SCROLLBACK ();
1216
1108 dirn = ((direction == UP) ? 1 : -1); 1217 dirn = ((direction == UP) ? 1 : -1);
1109 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1110 1218
1111 ZERO_SCROLLBACK();
1112
1113#ifdef RXVT_GRAPHICS
1114 if (Gr_Displayed ())
1115 Gr_scroll (0);
1116#endif
1117
1118 screen.flags &= ~Screen_WrapNext; 1219 screen.flags &= ~Screen_WrapNext;
1220
1119 if ((screen.cur.row == screen.bscroll && direction == UP) 1221 if ((screen.cur.row == screen.bscroll && direction == UP)
1120 || (screen.cur.row == screen.tscroll && direction == DN)) 1222 || (screen.cur.row == screen.tscroll && direction == DN))
1121 scr_scroll_text(screen.tscroll, screen.bscroll, dirn, 0); 1223 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1122 else 1224 else
1123 screen.cur.row += dirn; 1225 screen.cur.row += dirn;
1124 MAX_IT(screen.cur.row, 0); 1226
1125 MIN_IT(screen.cur.row, (int32_t)TermWin.nrow - 1); 1227 clamp_it (screen.cur.row, 0, nrow - 1);
1126 selection_check (0); 1228 selection_check (0);
1127} 1229}
1128 1230
1129/* ------------------------------------------------------------------------- */ 1231/* ------------------------------------------------------------------------- */
1130/* 1232/*
1131 * Erase part or whole of a line 1233 * Erase part or whole of a line
1132 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1234 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1133 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1235 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1134 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1236 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1237 * extension: clear to right unless wrapped: ESC [ 3 K
1135 */ 1238 */
1136void 1239void
1137rxvt_term::scr_erase_line (int mode) 1240rxvt_term::scr_erase_line (int mode) NOTHROW
1138{ 1241{
1139 unsigned int row, col, num; 1242 unsigned int col, num;
1140 1243
1141 want_refresh = 1; 1244 want_refresh = 1;
1142 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, screen.cur.row));
1143 ZERO_SCROLLBACK (); 1245 ZERO_SCROLLBACK ();
1144 1246
1145#ifdef RXVT_GRAPHICS
1146 if (Gr_Displayed ())
1147 Gr_scroll (0);
1148#endif
1149
1150 selection_check (1); 1247 selection_check (1);
1151 1248
1152 screen.flags &= ~Screen_WrapNext; 1249 line_t &line = ROW(screen.cur.row);
1153 1250
1154 row = TermWin.saveLines + screen.cur.row; 1251 line.touch ();
1252 line.is_longer (0);
1253
1155 switch (mode) 1254 switch (mode)
1156 { 1255 {
1256 case 3:
1257 if (screen.flags & Screen_WrapNext)
1258 return;
1259
1260 /* fall through */
1261
1157 case 0: /* erase to end of line */ 1262 case 0: /* erase to end of line */
1158 col = screen.cur.col; 1263 col = screen.cur.col;
1159 num = TermWin.ncol - col; 1264 num = ncol - col;
1160 MIN_IT(screen.tlen[row], (int16_t)col); 1265 min_it (line.l, col);
1266
1161 if (ROWCOL_IN_ROW_AT_OR_AFTER(selection.beg, screen.cur) 1267 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1162 || ROWCOL_IN_ROW_AT_OR_AFTER(selection.end, screen.cur)) 1268 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1163 CLEAR_SELECTION(); 1269 CLEAR_SELECTION ();
1164 break; 1270 break;
1271
1165 case 1: /* erase to beginning of line */ 1272 case 1: /* erase to beginning of line */
1166 col = 0; 1273 col = 0;
1167 num = screen.cur.col + 1; 1274 num = screen.cur.col + 1;
1275
1168 if (ROWCOL_IN_ROW_AT_OR_BEFORE(selection.beg, screen.cur) 1276 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1169 || ROWCOL_IN_ROW_AT_OR_BEFORE(selection.end, screen.cur)) 1277 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1170 CLEAR_SELECTION(); 1278 CLEAR_SELECTION ();
1171 break; 1279 break;
1280
1172 case 2: /* erase whole line */ 1281 case 2: /* erase whole line */
1173 col = 0; 1282 col = 0;
1174 num = TermWin.ncol; 1283 num = ncol;
1175 screen.tlen[row] = 0; 1284 line.l = 0;
1176 if (selection.beg.row <= screen.cur.row 1285 if (selection.beg.row <= screen.cur.row
1177 && selection.end.row >= screen.cur.row) 1286 && selection.end.row >= screen.cur.row)
1178 CLEAR_SELECTION(); 1287 CLEAR_SELECTION ();
1179 break; 1288 break;
1180 default: 1289 default:
1181 return; 1290 return;
1182 } 1291 }
1183 1292
1184 if (screen.text[row]) 1293 scr_blank_line (line, col, num, rstyle);
1185 scr_blank_line (&(screen.text[row][col]),
1186 &(screen.rend[row][col]), num, rstyle);
1187 else
1188 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1189} 1294}
1190 1295
1191/* ------------------------------------------------------------------------- */ 1296/* ------------------------------------------------------------------------- */
1192/* 1297/*
1193 * Erase part of whole of the screen 1298 * Erase part of whole of the screen
1194 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1299 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1195 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1300 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1196 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1301 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1197 */ 1302 */
1198void 1303void
1199rxvt_term::scr_erase_screen (int mode) 1304rxvt_term::scr_erase_screen (int mode) NOTHROW
1200{ 1305{
1201 int num; 1306 int num;
1202 int32_t row, row_offset; 1307 int32_t row;
1203 rend_t ren; 1308 rend_t ren;
1204 XGCValues gcvalue; 1309 XGCValues gcvalue;
1205 1310
1206 want_refresh = 1; 1311 want_refresh = 1;
1207 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1208 ZERO_SCROLLBACK (); 1312 ZERO_SCROLLBACK ();
1209 row_offset = (int32_t)TermWin.saveLines;
1210 1313
1211 switch (mode) { 1314 switch (mode)
1315 {
1212 case 0: /* erase to end of screen */ 1316 case 0: /* erase to end of screen */
1213 selection_check (1); 1317 selection_check (1);
1214 scr_erase_line (0); 1318 scr_erase_line (0);
1215 row = screen.cur.row + 1; /* possible OOB */ 1319 row = screen.cur.row + 1; /* possible OOB */
1216 num = TermWin.nrow - row; 1320 num = nrow - row;
1217 break; 1321 break;
1218 case 1: /* erase to beginning of screen */ 1322 case 1: /* erase to beginning of screen */
1219 selection_check (3); 1323 selection_check (3);
1220 scr_erase_line (1); 1324 scr_erase_line (1);
1221 row = 0; 1325 row = 0;
1222 num = screen.cur.row; 1326 num = screen.cur.row;
1223 break; 1327 break;
1224 case 2: /* erase whole screen */ 1328 case 2: /* erase whole screen */
1225 selection_check (3); 1329 selection_check (3);
1226#ifdef RXVT_GRAPHICS
1227 Gr_ClearScreen ();
1228#endif
1229 row = 0; 1330 row = 0;
1230 num = TermWin.nrow; 1331 num = nrow;
1231 break; 1332 break;
1232 default: 1333 default:
1233 return; 1334 return;
1234 } 1335 }
1235 refresh_type |= REFRESH_BOUNDS; 1336
1236 if (selection.op && current_screen == selection.screen 1337 if (selection.op && current_screen == selection.screen
1237 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1338 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1238 || (selection.end.row >= row 1339 || (selection.end.row >= row
1239 && selection.end.row <= row + num))) 1340 && selection.end.row <= row + num)))
1240 CLEAR_SELECTION (); 1341 CLEAR_SELECTION ();
1342
1241 if (row >= TermWin.nrow) /* Out Of Bounds */ 1343 if (row >= nrow) /* Out Of Bounds */
1242 return; 1344 return;
1243 MIN_IT(num, (TermWin.nrow - row)); 1345
1346 min_it (num, nrow - row);
1347
1244 if (rstyle & (RS_RVid | RS_Uline)) 1348 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1245 ren = (rend_t) ~RS_None; 1349 ren = (rend_t) ~RS_None;
1246 else if (GET_BASEBG(rstyle) == Color_bg) { 1350 else if (GET_BASEBG (rstyle) == Color_bg)
1351 {
1247 ren = DEFAULT_RSTYLE; 1352 ren = DEFAULT_RSTYLE;
1248 CLEAR_ROWS(row, num); 1353
1249 } else { 1354 if (mapped)
1355 XClearArea (dpy, vt, 0,
1356 Row2Pixel (row - view_start), (unsigned int)width,
1357 (unsigned int)Height2Pixel (num), False);
1358 }
1359 else
1360 {
1250 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1361 ren = rstyle & (RS_fgMask | RS_bgMask);
1362
1363 if (mapped)
1364 {
1251 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1365 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1252 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1366 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1253 ERASE_ROWS(row, num); 1367 XFillRectangle (dpy, vt, gc,
1368 0, Row2Pixel (row - view_start),
1369 (unsigned int)width,
1370 (unsigned int)Height2Pixel (num));
1254 gcvalue.foreground = PixColors[Color_fg]; 1371 gcvalue.foreground = pix_colors[Color_fg];
1255 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1372 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1373 }
1256 } 1374 }
1375
1257 for (; num--; row++) { 1376 for (; num--; row++)
1258 scr_blank_screen_mem (screen.text, screen.rend,
1259 (unsigned int)(row + row_offset), rstyle);
1260 screen.tlen[row + row_offset] = 0;
1261 scr_blank_line (drawn_text[row], drawn_rend[row],
1262 (unsigned int)TermWin.ncol, ren);
1263 } 1377 {
1378 scr_blank_screen_mem (ROW(row), rstyle);
1379
1380 if (row - view_start < nrow)
1381 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1382 }
1264} 1383}
1384
1385#if !ENABLE_MINIMAL
1386void
1387rxvt_term::scr_erase_savelines () NOTHROW
1388{
1389 want_refresh = 1;
1390 ZERO_SCROLLBACK ();
1391
1392 top_row = 0;
1393}
1394#endif
1265 1395
1266/* ------------------------------------------------------------------------- */ 1396/* ------------------------------------------------------------------------- */
1267/* 1397/*
1268 * Fill the screen with `E's 1398 * Fill the screen with `E's
1269 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1399 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1270 */ 1400 */
1271void 1401void
1272rxvt_term::scr_E () 1402rxvt_term::scr_E () NOTHROW
1273{ 1403{
1274 int i, j, k; 1404 rend_t fs;
1275 rend_t *r1, fs;
1276 1405
1277 want_refresh = 1; 1406 want_refresh = 1;
1407 ZERO_SCROLLBACK ();
1408
1278 num_scr_allow = 0; 1409 num_scr_allow = 0;
1279 ZERO_SCROLLBACK();
1280 selection_check (3); 1410 selection_check (3);
1281 1411
1282 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1412 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1283 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) { 1413 for (int row = nrow; row--; )
1284 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1414 {
1285 fill_text (screen.text[k], 'E', TermWin.ncol); 1415 line_t &line = ROW(row);
1286 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1416
1417 fill_text (line.t, 'E', ncol);
1418 rend_t *r1 = line.r;
1419
1420 for (int j = ncol; j--; )
1287 *r1++ = fs; 1421 *r1++ = fs;
1422
1423 line.is_longer (0);
1424 line.touch (ncol);
1288 } 1425 }
1289} 1426}
1290 1427
1291/* ------------------------------------------------------------------------- */ 1428/* ------------------------------------------------------------------------- */
1292/* 1429/*
1293 * Insert/Delete <count> lines 1430 * Insert/Delete <count> lines
1294 */ 1431 */
1295void 1432void
1296rxvt_term::scr_insdel_lines (int count, int insdel) 1433rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1297{ 1434{
1298 int end; 1435 int end;
1299 1436
1300 ZERO_SCROLLBACK(); 1437 ZERO_SCROLLBACK ();
1301 1438
1302#ifdef RXVT_GRAPHICS
1303 if (Gr_Displayed ())
1304 Gr_scroll (0);
1305#endif
1306
1307 selection_check (1); 1439 selection_check (1);
1308 1440
1309 if (screen.cur.row > screen.bscroll) 1441 if (screen.cur.row > screen.bscroll)
1442 return;
1443
1444 end = screen.bscroll - screen.cur.row + 1;
1445 if (count > end)
1446 {
1447 if (insdel == DELETE)
1310 return; 1448 return;
1311
1312 end = screen.bscroll - screen.cur.row + 1;
1313 if (count > end) {
1314 if (insdel == DELETE)
1315 return;
1316 else if (insdel == INSERT) 1449 else if (insdel == INSERT)
1317 count = end; 1450 count = end;
1318 } 1451 }
1319 screen.flags &= ~Screen_WrapNext;
1320 1452
1453 scr_do_wrap ();
1454
1321 scr_scroll_text(screen.cur.row, screen.bscroll, insdel * count, 0); 1455 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1322} 1456}
1323 1457
1324/* ------------------------------------------------------------------------- */ 1458/* ------------------------------------------------------------------------- */
1325/* 1459/*
1326 * Insert/Delete <count> characters from the current position 1460 * Insert/Delete <count> characters from the current position
1327 */ 1461 */
1328void 1462void
1329rxvt_term::scr_insdel_chars (int count, int insdel) 1463rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1330{ 1464{
1331 int col, row;
1332 rend_t tr;
1333 text_t *stp;
1334 rend_t *srp;
1335 int16_t *slp;
1336
1337 want_refresh = 1; 1465 want_refresh = 1;
1338 ZERO_SCROLLBACK(); 1466 ZERO_SCROLLBACK ();
1339 1467
1340#ifdef RXVT_GRAPHICS
1341 if (Gr_Displayed ())
1342 Gr_scroll (0);
1343#endif
1344
1345 if (count <= 0) 1468 if (count <= 0)
1346 return; 1469 return;
1347 1470
1471 scr_do_wrap ();
1472
1348 selection_check (1); 1473 selection_check (1);
1349 MIN_IT(count, (TermWin.ncol - screen.cur.col)); 1474 min_it (count, ncol - screen.cur.col);
1350 1475
1351 row = screen.cur.row + TermWin.saveLines; 1476 int row = screen.cur.row;
1352 screen.flags &= ~Screen_WrapNext;
1353 1477
1354 stp = screen.text[row]; 1478 line_t *line = &ROW(row);
1355 srp = screen.rend[row]; 1479
1356 slp = &(screen.tlen[row]); 1480 line->touch ();
1481 line->is_longer (0);
1482
1483 // nuke wide spanning the start
1484 if (line->t[screen.cur.col] == NOCHAR)
1485 scr_kill_char (*line, screen.cur.col);
1486
1357 switch (insdel) { 1487 switch (insdel)
1488 {
1358 case INSERT: 1489 case INSERT:
1359 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1490 line->l = min (line->l + count, ncol);
1360 col--) { 1491
1492 if (line->t[screen.cur.col] == NOCHAR)
1493 scr_kill_char (*line, screen.cur.col);
1494
1495 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1496 {
1361 stp[col] = stp[col - count]; 1497 line->t[col] = line->t[col - count];
1362 srp[col] = srp[col - count]; 1498 line->r[col] = line->r[col - count];
1363 } 1499 }
1364 if (*slp != -1) { 1500
1365 *slp += count;
1366 MIN_IT(*slp, TermWin.ncol);
1367 }
1368 if (selection.op && current_screen == selection.screen 1501 if (selection.op && current_screen == selection.screen
1369 && ROWCOL_IN_ROW_AT_OR_AFTER(selection.beg, screen.cur)) { 1502 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1503 {
1370 if (selection.end.row != screen.cur.row 1504 if (selection.end.row != screen.cur.row
1371 || (selection.end.col + count >= TermWin.ncol)) 1505 || (selection.end.col + count >= ncol))
1372 CLEAR_SELECTION(); 1506 CLEAR_SELECTION ();
1507 else
1508 {
1373 else { /* shift selection */ 1509 /* shift selection */
1374 selection.beg.col += count; 1510 selection.beg.col += count;
1375 selection.mark.col += count; /* XXX: yes? */ 1511 selection.mark.col += count; /* XXX: yes? */
1376 selection.end.col += count; 1512 selection.end.col += count;
1377 } 1513 }
1378 } 1514 }
1379 scr_blank_line (&(stp[screen.cur.col]), &(srp[screen.cur.col]), 1515
1380 (unsigned int)count, rstyle); 1516 scr_blank_line (*line, screen.cur.col, count, rstyle);
1381 break; 1517 break;
1518
1382 case ERASE: 1519 case ERASE:
1383 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1520 screen.cur.col += count; /* don't worry if > ncol */
1384 selection_check (1); 1521 selection_check (1);
1385 screen.cur.col -= count; 1522 screen.cur.col -= count;
1386 scr_blank_line (&(stp[screen.cur.col]), &(srp[screen.cur.col]), 1523
1387 (unsigned int)count, rstyle); 1524 // nuke wide char after the end
1525 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1526 scr_kill_char (*line, screen.cur.col + count);
1527
1528 scr_blank_line (*line, screen.cur.col, count, rstyle);
1388 break; 1529 break;
1530
1389 case DELETE: 1531 case DELETE:
1390 tr = srp[TermWin.ncol - 1] 1532 line->l = max (line->l - count, 0);
1391 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1533
1534 // nuke wide char spanning the end
1535 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1536 scr_kill_char (*line, screen.cur.col + count);
1537
1392 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) { 1538 for (int col = screen.cur.col; (col + count) < ncol; col++)
1539 {
1393 stp[col] = stp[col + count]; 1540 line->t[col] = line->t[col + count];
1394 srp[col] = srp[col + count]; 1541 line->r[col] = line->r[col + count];
1395 } 1542 }
1396 scr_blank_line (&(stp[TermWin.ncol - count]), 1543
1397 &(srp[TermWin.ncol - count]), 1544 scr_blank_line (*line, ncol - count, count, rstyle);
1398 (unsigned int)count, tr); 1545
1399 if (*slp == -1) /* break line continuation */
1400 *slp = TermWin.ncol;
1401 *slp -= count;
1402 MAX_IT(*slp, 0);
1403 if (selection.op && current_screen == selection.screen 1546 if (selection.op && current_screen == selection.screen
1404 && ROWCOL_IN_ROW_AT_OR_AFTER(selection.beg, screen.cur)) { 1547 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1548 {
1405 if (selection.end.row != screen.cur.row 1549 if (selection.end.row != screen.cur.row
1406 || (screen.cur.col >= selection.beg.col - count) 1550 || (screen.cur.col >= selection.beg.col - count)
1407 || selection.end.col >= TermWin.ncol) 1551 || selection.end.col >= ncol)
1408 CLEAR_SELECTION(); 1552 CLEAR_SELECTION ();
1409 else { 1553 else
1554 {
1410 /* shift selection */ 1555 /* shift selection */
1411 selection.beg.col -= count; 1556 selection.beg.col -= count;
1412 selection.mark.col -= count; /* XXX: yes? */ 1557 selection.mark.col -= count; /* XXX: yes? */
1413 selection.end.col -= count; 1558 selection.end.col -= count;
1414 } 1559 }
1415 } 1560 }
1561
1416 break; 1562 break;
1417 } 1563 }
1418} 1564}
1419 1565
1420/* ------------------------------------------------------------------------- */ 1566/* ------------------------------------------------------------------------- */
1421/* 1567/*
1422 * Set the scrolling region 1568 * Set the scrolling region
1423 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1569 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1424 */ 1570 */
1425void 1571void
1426rxvt_term::scr_scroll_region (int top, int bot) 1572rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1427{ 1573{
1428 MAX_IT(top, 0); 1574 max_it (top, 0);
1429 MIN_IT(bot, (int)TermWin.nrow - 1); 1575 min_it (bot, nrow - 1);
1576
1430 if (top > bot) 1577 if (top > bot)
1431 return; 1578 return;
1579
1432 screen.tscroll = top; 1580 screen.tscroll = top;
1433 screen.bscroll = bot; 1581 screen.bscroll = bot;
1434 scr_gotorc (0, 0, 0); 1582 scr_gotorc (0, 0, 0);
1435} 1583}
1436 1584
1437/* ------------------------------------------------------------------------- */ 1585/* ------------------------------------------------------------------------- */
1438/* 1586/*
1439 * Make the cursor visible/invisible 1587 * Make the cursor visible/invisible
1440 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1588 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1441 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1589 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1442 */ 1590 */
1443void 1591void
1444rxvt_term::scr_cursor_visible (int mode) 1592rxvt_term::scr_cursor_visible (int mode) NOTHROW
1445{ 1593{
1446 want_refresh = 1; 1594 want_refresh = 1;
1595
1447 if (mode) 1596 if (mode)
1448 screen.flags |= Screen_VisibleCursor; 1597 screen.flags |= Screen_VisibleCursor;
1449 else 1598 else
1450 screen.flags &= ~Screen_VisibleCursor; 1599 screen.flags &= ~Screen_VisibleCursor;
1451} 1600}
1452 1601
1453/* ------------------------------------------------------------------------- */ 1602/* ------------------------------------------------------------------------- */
1454/* 1603/*
1455 * Set/unset automatic wrapping 1604 * Set/unset automatic wrapping
1456 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1605 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1457 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1606 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1458 */ 1607 */
1459void 1608void
1460rxvt_term::scr_autowrap (int mode) 1609rxvt_term::scr_autowrap (int mode) NOTHROW
1461{ 1610{
1462 if (mode) 1611 if (mode)
1463 screen.flags |= Screen_Autowrap; 1612 screen.flags |= Screen_Autowrap;
1464 else 1613 else
1465 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1614 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1466} 1615}
1467 1616
1468/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1469/* 1618/*
1470 * Set/unset margin origin mode 1619 * Set/unset margin origin mode
… …
1474 * and the cursor cannot be moved outside. 1623 * and the cursor cannot be moved outside.
1475 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1624 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1476 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1625 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1477 */ 1626 */
1478void 1627void
1479rxvt_term::scr_relative_origin (int mode) 1628rxvt_term::scr_relative_origin (int mode) NOTHROW
1480{ 1629{
1481 if (mode) 1630 if (mode)
1482 screen.flags |= Screen_Relative; 1631 screen.flags |= Screen_Relative;
1483 else 1632 else
1484 screen.flags &= ~Screen_Relative; 1633 screen.flags &= ~Screen_Relative;
1634
1485 scr_gotorc (0, 0, 0); 1635 scr_gotorc (0, 0, 0);
1486} 1636}
1487 1637
1488/* ------------------------------------------------------------------------- */ 1638/* ------------------------------------------------------------------------- */
1489/* 1639/*
1490 * Set insert/replace mode 1640 * Set insert/replace mode
1491 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1641 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1492 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1642 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1493 */ 1643 */
1494void 1644void
1495rxvt_term::scr_insert_mode (int mode) 1645rxvt_term::scr_insert_mode (int mode) NOTHROW
1496{ 1646{
1497 if (mode) 1647 if (mode)
1498 screen.flags |= Screen_Insert; 1648 screen.flags |= Screen_Insert;
1499 else 1649 else
1500 screen.flags &= ~Screen_Insert; 1650 screen.flags &= ~Screen_Insert;
1501} 1651}
1502 1652
1503/* ------------------------------------------------------------------------- */ 1653/* ------------------------------------------------------------------------- */
1504/* 1654/*
1505 * Set/Unset tabs 1655 * Set/Unset tabs
1506 * XTERM_SEQ: Set tab at current column : ESC H 1656 * XTERM_SEQ: Set tab at current column : ESC H
1507 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1657 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1508 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1658 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1509 */ 1659 */
1510void 1660void
1511rxvt_term::scr_set_tab (int mode) 1661rxvt_term::scr_set_tab (int mode) NOTHROW
1512{ 1662{
1513 if (mode < 0) 1663 if (mode < 0)
1514 MEMSET(tabs, 0, TermWin.ncol * sizeof(char)); 1664 memset (tabs, 0, ncol);
1515 else if (screen.cur.col < TermWin.ncol) 1665 else if (screen.cur.col < ncol)
1516 tabs[screen.cur.col] = (mode ? 1 : 0); 1666 tabs [screen.cur.col] = !!mode;
1517} 1667}
1518 1668
1519/* ------------------------------------------------------------------------- */ 1669/* ------------------------------------------------------------------------- */
1520/* 1670/*
1521 * Set reverse/normal video 1671 * Set reverse/normal video
1522 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1672 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1523 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1673 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1524 */ 1674 */
1525void 1675void
1526rxvt_term::scr_rvideo_mode (int mode) 1676rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1527{ 1677{
1678 rvideo_mode = on;
1679
1680#ifndef NO_BELL
1681 on ^= rvideo_bell;
1682#endif
1683
1684 if (rvideo_state != on)
1685 {
1686 rvideo_state = on;
1687
1688 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1689#ifdef HAVE_BG_PIXMAP
1690 if (bg_pixmap == None)
1691#endif
1692 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1693
1528 XGCValues gcvalue; 1694 XGCValues gcvalue;
1529
1530 if (rvideo != mode) {
1531 rvideo = mode;
1532 SWAP_IT(PixColors[Color_fg], PixColors[Color_bg], rxvt_color);
1533#if defined(XPM_BACKGROUND)
1534 if (bgPixmap.pixmap == None)
1535#endif
1536#if defined(TRANSPARENT)
1537 if (!(Options & Opt_transparent) || am_transparent == 0)
1538#endif
1539 XSetWindowBackground(Xdisplay, TermWin.vt,
1540 PixColors[Color_bg]);
1541
1542 gcvalue.foreground = PixColors[Color_fg]; 1695 gcvalue.foreground = pix_colors[Color_fg];
1543 gcvalue.background = PixColors[Color_bg]; 1696 gcvalue.background = pix_colors[Color_bg];
1544 XChangeGC(Xdisplay, TermWin.gc, GCBackground | GCForeground, 1697 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1545 &gcvalue); 1698
1546 scr_clear (); 1699 scr_clear ();
1547 scr_touch (true); 1700 scr_touch (true);
1548 } 1701 }
1549} 1702}
1550 1703
1551/* ------------------------------------------------------------------------- */ 1704/* ------------------------------------------------------------------------- */
1552/* 1705/*
1553 * Report current cursor position 1706 * Report current cursor position
1554 * XTERM_SEQ: Report position: ESC [ 6 n 1707 * XTERM_SEQ: Report position: ESC [ 6 n
1555 */ 1708 */
1556void 1709void
1557rxvt_term::scr_report_position () 1710rxvt_term::scr_report_position () NOTHROW
1558{ 1711{
1559 tt_printf("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1712 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1560} 1713}
1561 1714
1562/* ------------------------------------------------------------------------- * 1715/* ------------------------------------------------------------------------- *
1563 * FONTS * 1716 * FONTS *
1564 * ------------------------------------------------------------------------- */ 1717 * ------------------------------------------------------------------------- */
1565 1718
1566/* 1719/*
1567 * Set font style 1720 * Set font style
1568 */ 1721 */
1569void 1722void
1570rxvt_term::set_font_style () 1723rxvt_term::set_font_style () NOTHROW
1571{ 1724{
1725#if 0
1572 switch (charsets[screen.charset]) { 1726 switch (charsets [screen.charset])
1727 {
1573 case '0': /* DEC Special Character & Line Drawing Set */ 1728 case '0': /* DEC Special Character & Line Drawing Set */
1574 break; 1729 break;
1575 case 'A': /* United Kingdom (UK) */ 1730 case 'A': /* United Kingdom (UK) */
1576 break; 1731 break;
1577 case 'B': /* United States (USASCII) */ 1732 case 'B': /* United States (USASCII) */
1578 break; 1733 break;
1579 case '<': /* Multinational character set */ 1734 case '<': /* Multinational character set */
1580 break; 1735 break;
1581 case '5': /* Finnish character set */ 1736 case '5': /* Finnish character set */
1582 break; 1737 break;
1583 case 'C': /* Finnish character set */ 1738 case 'C': /* Finnish character set */
1584 break; 1739 break;
1585 case 'K': /* German character set */ 1740 case 'K': /* German character set */
1586 break; 1741 break;
1587 } 1742 }
1743#endif
1588} 1744}
1589 1745
1590/* ------------------------------------------------------------------------- */ 1746/* ------------------------------------------------------------------------- */
1591/* 1747/*
1592 * Choose a font 1748 * Choose a font
… …
1594 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1750 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1595 * XTERM_SEQ: Invoke G2 character set: ESC N 1751 * XTERM_SEQ: Invoke G2 character set: ESC N
1596 * XTERM_SEQ: Invoke G3 character set: ESC O 1752 * XTERM_SEQ: Invoke G3 character set: ESC O
1597 */ 1753 */
1598void 1754void
1599rxvt_term::scr_charset_choose (int set) 1755rxvt_term::scr_charset_choose (int set) NOTHROW
1600{ 1756{
1601 screen.charset = set; 1757 screen.charset = set;
1602 set_font_style (); 1758 set_font_style ();
1603} 1759}
1604 1760
1605/* ------------------------------------------------------------------------- */ 1761/* ------------------------------------------------------------------------- */
1606/* 1762/*
1607 * Set a font 1763 * Set a font
… …
1610 * XTERM_SEQ: Set G2 character set: ESC * <C> 1766 * XTERM_SEQ: Set G2 character set: ESC * <C>
1611 * XTERM_SEQ: Set G3 character set: ESC + <C> 1767 * XTERM_SEQ: Set G3 character set: ESC + <C>
1612 * See set_font_style for possible values for <C> 1768 * See set_font_style for possible values for <C>
1613 */ 1769 */
1614void 1770void
1615rxvt_term::scr_charset_set (int set, unsigned int ch) 1771rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1616{ 1772{
1617 charsets[set] = (unsigned char)ch; 1773 charsets[set] = (unsigned char)ch;
1618 set_font_style (); 1774 set_font_style ();
1619} 1775}
1620 1776
1621 1777
1622/* ------------------------------------------------------------------------- * 1778/* ------------------------------------------------------------------------- *
1623 * MAJOR SCREEN MANIPULATION * 1779 * MAJOR SCREEN MANIPULATION *
… …
1625 1781
1626/* 1782/*
1627 * refresh matching text. 1783 * refresh matching text.
1628 */ 1784 */
1629bool 1785bool
1630rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1786rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1631{ 1787{
1632 bool found = false; 1788 bool found = false;
1633 1789
1634 for (int i = 0; i < TermWin.nrow; i++) 1790 for (int i = 0; i < nrow; i++)
1635 { 1791 {
1636 int col = 0;
1637 rend_t *drp = drawn_rend [i]; 1792 rend_t *drp = drawn_buf[i].r;
1638 1793
1639 for (; col < TermWin.ncol; col++, drp++) 1794 for (int col = 0; col < ncol; col++, drp++)
1640 if ((*drp & mask) == value) 1795 if ((*drp & mask) == value)
1641 { 1796 {
1642 found = true; 1797 found = true;
1643 *drp = ~value; 1798 *drp = ~value;
1644 } 1799 }
… …
1649 1804
1650/* 1805/*
1651 * Refresh an area 1806 * Refresh an area
1652 */ 1807 */
1653enum { 1808enum {
1654 PART_BEG = 0, 1809 PART_BEG = 0,
1655 PART_END, 1810 PART_END,
1656 RC_COUNT 1811 RC_COUNT
1657}; 1812};
1658 1813
1659void 1814void
1660rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1815rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1661{ 1816{
1662 int i; 1817 int i;
1663 row_col_t rc[RC_COUNT]; 1818 row_col_t rc[RC_COUNT];
1664 1819
1665 if (drawn_text == NULL) /* sanity check */ 1820 if (!drawn_buf) /* sanity check */
1666 return; 1821 return;
1667 1822
1668#ifdef DEBUG_STRICT 1823#ifndef NO_SLOW_LINK_SUPPORT
1669 x = max(x, (int)TermWin.int_bwidth); 1824 if (refresh_type == FAST_REFRESH && !display->is_local)
1670 x = min(x, (int)TermWin.width); 1825 {
1671 y = max(y, (int)TermWin.int_bwidth); 1826 y = 0;
1672 y = min(y, (int)TermWin.height); 1827 eheight = height;
1828 }
1673#endif 1829#endif
1674 1830
1675/* round down */ 1831 /* round down */
1676 rc[PART_BEG].col = Pixel2Col(x); 1832 rc[PART_BEG].col = Pixel2Col (x);
1677 rc[PART_BEG].row = Pixel2Row(y); 1833 rc[PART_BEG].row = Pixel2Row (y);
1678/* round up */ 1834 /* round up */
1679 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1835 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1680 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1836 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1681 1837
1682/* sanity checks */ 1838 /* sanity checks */
1683 for (i = PART_BEG; i < RC_COUNT; i++) 1839 for (i = PART_BEG; i < RC_COUNT; i++)
1684 { 1840 {
1685 MIN_IT(rc[i].col, TermWin.ncol - 1); 1841 min_it (rc[i].col, ncol - 1);
1686 MIN_IT(rc[i].row, TermWin.nrow - 1); 1842 min_it (rc[i].row, nrow - 1);
1687 } 1843 }
1688
1689 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));
1690 1844
1691 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1845 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1692 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1846 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1693 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1847
1848 num_scr_allow = 0;
1694 1849
1695 if (refresh) 1850 if (refresh)
1696 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1851 scr_refresh ();
1697} 1852}
1698 1853
1699/* ------------------------------------------------------------------------- */ 1854/* ------------------------------------------------------------------------- */
1700/* 1855/*
1701 * Refresh the entire screen 1856 * Refresh the entire screen
1702 */ 1857 */
1703void 1858void
1704rxvt_term::scr_touch (bool refresh) 1859rxvt_term::scr_touch (bool refresh) NOTHROW
1705{ 1860{
1706 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1861 scr_expose (0, 0, width, height, refresh);
1707} 1862}
1708 1863
1709/* ------------------------------------------------------------------------- */ 1864/* ------------------------------------------------------------------------- */
1710/* 1865/*
1711 * Move the display so that the line represented by scrollbar value Y is at 1866 * Move the display so that the line represented by scrollbar value Y is at
1712 * the top of the screen 1867 * the top of the screen
1713 */ 1868 */
1714int 1869void
1715rxvt_term::scr_move_to (int y, int len) 1870rxvt_term::scr_move_to (int y, int len) NOTHROW
1716{ 1871{
1717 long p = 0; 1872 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1718 uint16_t oldviewstart;
1719
1720 oldviewstart = TermWin.view_start;
1721 if (y < len) {
1722 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1723 p -= (long)(TermWin.nrow - 1);
1724 p = max(p, 0);
1725 }
1726 TermWin.view_start = (uint16_t)min(p, TermWin.nscrolled);
1727 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, TermWin.view_start));
1728
1729 return scr_changeview (oldviewstart);
1730} 1873}
1731 1874
1732/* ------------------------------------------------------------------------- */ 1875/* ------------------------------------------------------------------------- */
1733/* 1876/*
1734 * Page the screen up/down nlines 1877 * Page the screen up/down nlines
1735 * direction should be UP or DN 1878 * direction should be UP or DN
1736 */ 1879 */
1737int 1880bool
1738rxvt_term::scr_page (enum page_dirn direction, int nlines) 1881rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1739{ 1882{
1740 int n; 1883 int new_view_start =
1741 uint16_t oldviewstart; 1884 direction == UP ? view_start - nlines
1885 : view_start + nlines;
1742 1886
1743 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1744#ifdef DEBUG_STRICT
1745 assert((nlines >= 0) && (nlines <= TermWin.nrow));
1746#endif
1747 oldviewstart = TermWin.view_start;
1748 if (direction == UP) {
1749 n = TermWin.view_start + nlines;
1750 TermWin.view_start = min(n, TermWin.nscrolled);
1751 } else {
1752 n = TermWin.view_start - nlines;
1753 TermWin.view_start = max(n, 0);
1754 }
1755 return scr_changeview (oldviewstart); 1887 return scr_changeview (new_view_start);
1756} 1888}
1757 1889
1758int 1890bool
1759rxvt_term::scr_changeview (uint16_t oldviewstart) 1891rxvt_term::scr_changeview (int new_view_start) NOTHROW
1760{ 1892{
1761 if (TermWin.view_start != oldviewstart) { 1893 clamp_it (new_view_start, top_row, 0);
1894
1895 if (new_view_start == view_start)
1896 return false;
1897
1898 num_scr += new_view_start - view_start;
1899 view_start = new_view_start;
1762 want_refresh = 1; 1900 want_refresh = 1;
1763#ifdef RXVT_GRAPHICS
1764 if (Gr_Displayed ())
1765 Gr_scroll (0);
1766#endif
1767 num_scr -= (TermWin.view_start - oldviewstart);
1768 }
1769 return (int)(TermWin.view_start - oldviewstart);
1770}
1771 1901
1772/* ------------------------------------------------------------------------- */ 1902 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773void 1903
1774rxvt_term::scr_bell () 1904 return true;
1775{ 1905}
1906
1776#ifndef NO_BELL 1907#ifndef NO_BELL
1908void
1909rxvt_term::bell_cb (ev::timer &w, int revents)
1910{
1911 rvideo_bell = false;
1912 scr_rvideo_mode (rvideo_mode);
1913 refresh_check ();
1914}
1915#endif
1916
1917/* ------------------------------------------------------------------------- */
1918void
1919rxvt_term::scr_bell () NOTHROW
1920{
1921#ifndef NO_BELL
1922
1777# ifndef NO_MAPALERT 1923# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1924# ifdef MAPALERT_OPTION
1779 if (Options & Opt_mapAlert) 1925 if (option (Opt_mapAlert))
1780# endif 1926# endif
1781 XMapWindow(Xdisplay, TermWin.parent[0]); 1927 XMapWindow (dpy, parent[0]);
1782# endif 1928# endif
1929
1930# if ENABLE_FRILLS
1931 if (option (Opt_urgentOnBell))
1932 set_urgency (1);
1933# endif
1934
1783 if (Options & Opt_visualBell) { 1935 if (option (Opt_visualBell))
1784 scr_rvideo_mode (!rvideo); /* refresh also done */ 1936 {
1785 scr_rvideo_mode (!rvideo); /* refresh also done */ 1937 rvideo_bell = true;
1938 scr_rvideo_mode (rvideo_mode);
1939 flush ();
1940
1941 bell_ev.start (VISUAL_BELL_DURATION);
1942 }
1786 } else 1943 else
1787 XBell(Xdisplay, 0); 1944 XBell (dpy, 0);
1945 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1788#endif 1946#endif
1789} 1947}
1790 1948
1791/* ------------------------------------------------------------------------- */ 1949/* ------------------------------------------------------------------------- */
1792/* ARGSUSED */ 1950/* ARGSUSED */
1793void 1951void
1794rxvt_term::scr_printscreen (int fullhist) 1952rxvt_term::scr_printscreen (int fullhist) NOTHROW
1795{ 1953{
1796#ifdef PRINTPIPE 1954#ifdef PRINTPIPE
1797 int i, r1, nrows, row_offset; 1955 int nrows, row_start;
1798 text_t *t; 1956 FILE *fd = popen_printer ();
1799 FILE *fd;
1800 1957
1801 if ((fd = popen_printer ()) == NULL) 1958 if (!fd)
1802 return; 1959 return;
1803 nrows = TermWin.nrow; 1960
1804 row_offset = TermWin.saveLines;
1805 if (!fullhist) 1961 if (fullhist)
1806 row_offset -= TermWin.view_start;
1807 else {
1808 nrows += TermWin.nscrolled;
1809 row_offset -= TermWin.nscrolled;
1810 } 1962 {
1811 1963 nrows = nrow - top_row;
1812 for (r1 = 0; r1 < nrows; r1++) { 1964 row_start = top_row;
1813 t = screen.text[r1 + row_offset]; 1965 }
1814 for (i = TermWin.ncol - 1; i >= 0; i--) 1966 else
1815 if (!isspace(t[i]))
1816 break;
1817 fprintf(fd, "%.*s\n", (i + 1), t);
1818 } 1967 {
1968 nrows = nrow;
1969 row_start = view_start;
1970 }
1971
1972 wctomb (0, 0);
1973
1974 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1975 {
1976 text_t *tp = ROW(r1).t;
1977 int len = ROW(r1).l;
1978
1979 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1980 {
1981 char mb[MB_LEN_MAX];
1982 text_t t = *tp++;
1983 if (t == NOCHAR)
1984 continue;
1985
1986 len = wctomb (mb, t);
1987
1988 if (len <= 0)
1989 {
1990 mb[0] = ' ';
1991 len = 1;
1992 }
1993
1994 fwrite (mb, 1, len, fd);
1995 }
1996
1997 fputc ('\n', fd);
1998 }
1999
1819 pclose_printer (fd); 2000 pclose_printer (fd);
1820#endif 2001#endif
1821} 2002}
1822 2003
1823/* ------------------------------------------------------------------------- */ 2004/* ------------------------------------------------------------------------- */
1824/* 2005/*
1825 * Refresh the screen 2006 * Refresh the screen
1826 * drawn_text/drawn_rend contain the screen information before the update. 2007 * drawn_text/drawn_rend contain the screen information before the update.
1827 * screen.text/screen.rend contain what the screen will change to. 2008 * screen.text/screen.rend contain what the screen will change to.
1828 */ 2009 */
1829
1830#define FONT_WIDTH(X, Y) \
1831 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1832#define FONT_RBEAR(X, Y) \
1833 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1834#define FONT_LBEAR(X, Y) \
1835 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1836#define IS_FONT_CHAR(X, Y) \
1837 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1838
1839void 2010void
1840rxvt_term::scr_refresh (unsigned char refresh_type) 2011rxvt_term::scr_refresh () NOTHROW
1841{ 2012{
1842 unsigned char clearfirst, /* first character writes before cell */
1843 clearlast, /* last character writes beyond cell */
1844 must_clear, /* use draw_string not draw_image_string */
1845 rvid, /* reverse video this position */
1846 showcursor; /* show the cursor */
1847 int16_t col, row, /* column/row we're processing */ 2013 int16_t col, row, /* column/row we're processing */
1848 ocrow; /* old cursor row */ 2014 ocrow; /* old cursor row */
1849 int cursorwidth;
1850 int i, /* tmp */ 2015 int i; /* tmp */
1851 row_offset; /* basic offset in screen structure */
1852#ifndef NO_CURSORCOLOR 2016#ifndef NO_CURSORCOLOR
1853 rend_t cc1; /* store colours at cursor position(s) */ 2017 rend_t cc1; /* store colours at cursor position (s) */
1854#endif 2018#endif
1855 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2019 rend_t *crp; // cursor rendition pointer
1856 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2020 rend_t ccol1, /* Cursor colour */
2021 ccol2; /* Cursor colour2 */
1857 2022
2023 want_refresh = 0; /* screen is current */
2024
1858 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2025 if (refresh_type == NO_REFRESH || !mapped)
1859 return; 2026 return;
1860 2027
1861 /* 2028 /*
1862 * A: set up vars 2029 * A: set up vars
1863 */ 2030 */
1864 clearfirst = clearlast = must_clear = 0;
1865
1866 refresh_count = 0; 2031 refresh_count = 0;
1867 2032
1868 row_offset = TermWin.saveLines - TermWin.view_start; 2033 unsigned int old_screen_flags = screen.flags;
2034 char have_bg = 0;
2035#ifdef HAVE_BG_PIXMAP
2036 have_bg = bg_pixmap != None;
2037#endif
2038 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1869 2039
1870 if ((refresh_type & REFRESH_BOUNDS)) 2040 /*
2041 * B: reverse any characters which are selected
2042 */
2043 scr_reverse_selection ();
2044
2045 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2046#if ENABLE_OVERLAY
2047 scr_swap_overlay ();
2048#endif
2049
2050 char showcursor = screen.flags & Screen_VisibleCursor;
2051
2052 /*
2053 * C: set the cursor character (s)
2054 */
2055 {
2056 unsigned char setoldcursor;
2057
2058#ifdef CURSOR_BLINK
2059 if (hidden_cursor)
2060 showcursor = 0;
2061#endif
2062
2063 if (showcursor)
1871 { 2064 {
1872 clearfirst = clearlast = 1; 2065 int col = screen.cur.col;
1873 refresh_type &= ~REFRESH_BOUNDS;
1874 }
1875 2066
1876#ifdef XPM_BACKGROUND 2067 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1877 must_clear |= (bgPixmap.pixmap != None); 2068 col--;
1878#endif
1879#ifdef TRANSPARENT
1880 must_clear |= ((Options & Opt_transparent) && am_transparent);
1881#endif
1882 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1883 2069
1884 /* 2070 crp = &ROW(screen.cur.row).r[col];
1885 * B: reverse any characters which are selected
1886 */
1887 scr_reverse_selection ();
1888 2071
1889 /*
1890 * C: set the cursor character(s)
1891 */
1892 {
1893 unsigned char setoldcursor;
1894 rend_t ccol1, /* Cursor colour */
1895 ccol2; /* Cursor colour2 */
1896
1897 showcursor = (screen.flags & Screen_VisibleCursor);
1898 cursorwidth = 0;
1899#ifdef CURSOR_BLINK
1900 if (hidden_cursor)
1901 showcursor = 0;
1902#endif
1903
1904 cursorwidth = 0;
1905
1906 if (showcursor)
1907 {
1908 cursorwidth++;
1909
1910 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1911 [screen.cur.col]);
1912
1913 if (showcursor && TermWin.focus)
1914 {
1915 *srp ^= RS_RVid;
1916#ifndef NO_CURSORCOLOR 2072#ifndef NO_CURSORCOLOR
1917 cc1 = *srp & (RS_fgMask | RS_bgMask); 2073 cc1 = *crp & (RS_fgMask | RS_bgMask);
1918 if (ISSET_PIXCOLOR (Color_cursor)) 2074 if (ISSET_PIXCOLOR (Color_cursor))
1919 ccol1 = Color_cursor; 2075 ccol1 = Color_cursor;
1920 else 2076 else
2077#endif
1921#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2078#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1922 ccol1 = GET_FGCOLOR(rstyle); 2079 ccol1 = fgcolor_of (rstyle);
1923#else 2080#else
1924 ccol1 = Color_fg; 2081 ccol1 = Color_fg;
1925#endif 2082#endif
2083
2084#ifndef NO_CURSORCOLOR
1926 if (ISSET_PIXCOLOR (Color_cursor2)) 2085 if (ISSET_PIXCOLOR (Color_cursor2))
1927 ccol2 = Color_cursor2; 2086 ccol2 = Color_cursor2;
1928 else 2087 else
2088#endif
1929#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2089#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1930 ccol2 = GET_BGCOLOR(rstyle); 2090 ccol2 = bgcolor_of (rstyle);
1931#else 2091#else
1932 ccol2 = Color_bg; 2092 ccol2 = Color_bg;
1933#endif 2093#endif
2094
2095 if (focus)
2096 {
2097 if (option (Opt_cursorUnderline))
2098 *crp ^= RS_Uline;
2099 else
2100 {
2101 *crp ^= RS_RVid;
1934 *srp = SET_FGCOLOR(*srp, ccol1); 2102 *crp = SET_FGCOLOR (*crp, ccol1);
1935 *srp = SET_BGCOLOR(*srp, ccol2); 2103 *crp = SET_BGCOLOR (*crp, ccol2);
1936#endif
1937 }
1938 }
1939
1940 /* make sure no outline cursor is left around */
1941 setoldcursor = 0;
1942 if (ocrow != -1) {
1943 if (screen.cur.row + TermWin.view_start != ocrow
1944 || screen.cur.col != oldcursor.col) {
1945 if (ocrow < TermWin.nrow
1946 && oldcursor.col < TermWin.ncol) {
1947 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
1948 } 2104 }
1949 if (TermWin.focus || !showcursor)
1950 oldcursor.row = -1;
1951 else
1952 setoldcursor = 1;
1953 }
1954 } else if (!TermWin.focus)
1955 setoldcursor = 1;
1956 if (setoldcursor) {
1957 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
1958 oldcursor.row = -1;
1959 else {
1960 oldcursor.row = screen.cur.row + TermWin.view_start;
1961 oldcursor.col = screen.cur.col;
1962 } 2105 }
1963 } 2106 }
2107
2108 /* make sure no outline cursor is left around */
2109 setoldcursor = 0;
2110 if (ocrow != -1)
2111 {
2112 if (screen.cur.row - view_start != ocrow
2113 || screen.cur.col != oldcursor.col)
2114 {
2115 if (ocrow < nrow
2116 && oldcursor.col < ncol)
2117 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2118
2119 if (focus || !showcursor)
2120 oldcursor.row = -1;
2121 else
2122 setoldcursor = 1;
2123 }
1964 } 2124 }
2125 else if (!focus)
2126 setoldcursor = 1;
2127
2128 if (setoldcursor)
2129 {
2130 if (screen.cur.row - view_start >= nrow)
2131 oldcursor.row = -1;
2132 else
2133 {
2134 oldcursor.row = screen.cur.row - view_start;
2135 oldcursor.col = screen.cur.col;
2136 }
2137 }
2138 }
1965 2139
1966#ifndef NO_SLOW_LINK_SUPPORT 2140#ifndef NO_SLOW_LINK_SUPPORT
1967 /* 2141 /*
1968 * D: CopyArea pass - very useful for slower links 2142 * D: CopyArea pass - very useful for slower links
1969 * This has been deliberately kept simple. 2143 * This has been deliberately kept simple.
1970 */ 2144 */
1971 i = num_scr; 2145 if (!display->is_local
1972 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2146 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1973 && abs(i) < TermWin.nrow && !must_clear) 2147 && abs (num_scr) < nrow && !have_bg)
1974 { 2148 {
1975 int16_t nits; 2149 int16_t nits;
1976 int j; 2150 int i = num_scr;
1977 rend_t *drp2; 2151 int j;
1978 text_t *dtp2; 2152 int len, wlen;
1979 int len, wlen; 2153 dLocal (int, num_scr);
1980 2154
1981 j = TermWin.nrow; 2155 j = nrow;
1982 wlen = len = -1; 2156 wlen = len = -1;
1983 row = i > 0 ? 0 : j - 1; 2157 row = i > 0 ? 0 : j - 1;
2158
1984 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2159 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1985 { 2160 {
1986 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2161 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1987 { 2162 {
1988 stp = screen.text[row + row_offset]; 2163 line_t s = ROW(view_start + row);
1989 srp = screen.rend[row + row_offset];
1990 dtp = drawn_text[row]; 2164 line_t d = drawn_buf[row];
1991 dtp2 = drawn_text[row + i]; 2165 line_t d2 = drawn_buf[row + i];
1992 drp = drawn_rend[row];
1993 drp2 = drawn_rend[row + i];
1994 2166
1995 for (nits = 0, col = TermWin.ncol; col--; ) 2167 for (nits = 0, col = ncol; col--; )
1996 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2168 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
1997 nits--; 2169 nits--;
1998 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2170 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
1999 nits++; 2171 nits++;
2000 2172
2001 if (nits > 8) /* XXX: arbitrary choice */ 2173 if (nits > 8) /* XXX: arbitrary choice */
2174 {
2175 for (col = ncol; col--; )
2176 {
2177 *d.t++ = *d2.t++;
2178 *d.r++ = *d2.r++;
2179 }
2180
2181 if (len == -1)
2182 len = row;
2183
2184 wlen = row;
2185 continue;
2186 }
2187 }
2188
2189 if (len >= 0)
2190 {
2191 /* also comes here at end if needed because of >= above */
2192 if (wlen < len)
2193 ::swap (wlen, len);
2194
2195 XGCValues gcv;
2196
2197 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2198 XCopyArea (dpy, vt, vt,
2199 gc, 0, Row2Pixel (len + i),
2200 (unsigned int)this->width,
2201 (unsigned int)Height2Pixel (wlen - len + 1),
2202 0, Row2Pixel (len));
2203 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2204
2205 len = -1;
2206 }
2207 }
2208 }
2209#endif
2210
2211 /*
2212 * E: main pass across every character
2213 */
2214 for (row = 0; row < nrow; row++)
2215 {
2216 text_t *stp = ROW(view_start + row).t;
2217 rend_t *srp = ROW(view_start + row).r;
2218 text_t *dtp = drawn_buf[row].t;
2219 rend_t *drp = drawn_buf[row].r;
2220
2221 /*
2222 * E2: OK, now the real pass
2223 */
2224 int ypixel = (int)Row2Pixel (row);
2225
2226 for (col = 0; col < ncol; col++)
2227 {
2228 /* compare new text with old - if exactly the same then continue */
2229 if (stp[col] == dtp[col] /* Must match characters to skip. */
2230 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2231 || (stp[col] == ' ' /* space w/ no background change */
2232 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2233 continue;
2234
2235 // redraw one or more characters
2236
2237 // seek to the beginning of wide characters
2238 while (expect_false (stp[col] == NOCHAR && col > 0))
2239 --col;
2240
2241 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2242 text_t *text = stp + col;
2243 int count = 1;
2244
2245 dtp[col] = stp[col];
2246 drp[col] = rend;
2247
2248 int xpixel = Col2Pixel (col);
2249
2250 for (i = 0; ++col < ncol; )
2251 {
2252 if (stp[col] == NOCHAR)
2253 {
2254 dtp[col] = stp[col];
2255 drp[col] = srp[col];
2256
2257 count++;
2258 i++;
2259
2260 continue;
2261 }
2262
2263 if (!RS_SAME (rend, srp[col]))
2264 break;
2265
2266 count++;
2267
2268 if (stp[col] != dtp[col]
2269 || !RS_SAME (srp[col], drp[col]))
2270 {
2271 if (have_bg && (i++ > count / 2))
2272 break;
2273
2274 dtp[col] = stp[col];
2275 drp[col] = rend;
2276 i = 0;
2277 }
2278 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2279 break;
2280 }
2281
2282 col--; /* went one too far. move back */
2283 count -= i; /* dump any matching trailing chars */
2284
2285 // sometimes we optimize away the trailing NOCHAR's, add them back
2286 while (expect_false (i && text[count] == NOCHAR))
2287 count++, i--;
2288
2289 /*
2290 * Determine the attributes for the string
2291 */
2292 int fore = fgcolor_of (rend); // desired foreground
2293 int back = bgcolor_of (rend); // desired background
2294
2295 // only do special processing if any attributes are set, which is unlikely
2296 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2297 {
2298 bool invert = rend & RS_RVid;
2299
2300#ifndef NO_BOLD_UNDERLINE_REVERSE
2301 if (rend & RS_Bold && fore == Color_fg)
2302 {
2303 if (ISSET_PIXCOLOR (Color_BD))
2304 fore = Color_BD;
2305# if !ENABLE_STYLES
2306 else
2307 invert = !invert;
2308# endif
2309 }
2310
2311 if (rend & RS_Italic && fore == Color_fg)
2312 {
2313 if (ISSET_PIXCOLOR (Color_IT))
2314 fore = Color_IT;
2315# if !ENABLE_STYLES
2316 else
2317 invert = !invert;
2318# endif
2319 }
2320
2321 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2322 fore = Color_UL;
2323#endif
2324
2325#ifdef OPTION_HC
2326 if (rend & RS_Sel)
2327 {
2328 /* invert the column if no highlightColor is set or it is the
2329 * current cursor column */
2330 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2331 && ISSET_PIXCOLOR (Color_HC))
2332 {
2333 if (ISSET_PIXCOLOR (Color_HTC))
2334 fore = Color_HTC;
2335 // if invert is 0 reverse video is set so we use bg color as fg color
2336 else if (!invert)
2337 fore = back;
2338
2339 back = Color_HC;
2340 invert = 0;
2341 }
2342 }
2343#endif
2344
2345 if (invert)
2346 {
2347 ::swap (fore, back);
2348
2349#ifndef NO_BOLD_UNDERLINE_REVERSE
2350 if (fore == back)
2351 {
2352 fore = Color_bg;
2353 back = Color_fg;
2354 }
2355#endif
2356 }
2357
2358#ifdef TEXT_BLINK
2359 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2360 {
2361 if (!text_blink_ev.is_active ())
2362 {
2363 text_blink_ev.again ();
2364 hidden_text = 0;
2365 }
2366 else if (hidden_text)
2367 fore = back;
2368 }
2369#endif
2370
2371#if ENABLE_STYLES
2372 // "careful" (too wide) character handling
2373
2374 // include previous careful character(s) if possible, looks nicer (best effort...)
2375 while (text > stp
2376 && srp[text - stp - 1] & RS_Careful
2377 && RS_SAME (rend, srp[text - stp - 1]))
2378 text--, count++, xpixel -= fwidth;
2379
2380 // force redraw after "careful" characters to avoid pixel droppings
2381 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2382 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2383
2384 // force redraw before "careful" characters to avoid pixel droppings
2385 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2386 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2387#endif
2388 }
2389
2390 /*
2391 * Actually do the drawing of the string here
2392 */
2393 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2394
2395 if (expect_true (have_bg && back == Color_bg))
2396 {
2397 // this is very ugly, maybe push it into ->draw?
2398
2399 for (i = 0; i < count; i++) /* don't draw empty strings */
2400 if (text[i] != ' ')
2002 { 2401 {
2003 for (col = TermWin.ncol; col--; ) 2402 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2004 { 2403 goto did_clear;
2005 *dtp++ = *dtp2++;
2006 *drp++ = *drp2++;
2007 }
2008
2009 if (len == -1)
2010 len = row;
2011
2012 wlen = row;
2013 continue;
2014 } 2404 }
2405
2406 CLEAR_CHARS (xpixel, ypixel, count);
2407 did_clear: ;
2015 } 2408 }
2409 else
2410 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2016 2411
2017 if (len != -1) 2412 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2018 { 2413 {
2019 /* also comes here at end if needed because of >= above */ 2414#if ENABLE_FRILLS
2020 if (wlen < len) 2415 if (ISSET_PIXCOLOR (Color_underline))
2021 SWAP_IT(wlen, len, int); 2416 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2417 else
2418#endif
2419 XSetForeground (dpy, gc, pix_colors[fore]);
2022 2420
2023 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2421 XDrawLine (dpy, vt, gc,
2024 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt, 2422 xpixel, ypixel + font->ascent + 1,
2025 TermWin.gc, 0, Row2Pixel (len + i), 2423 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2026 (unsigned int)TermWin_TotalWidth (),
2027 (unsigned int)Height2Pixel (wlen - len + 1),
2028 0, Row2Pixel (len));
2029 len = -1;
2030 } 2424 }
2031 } 2425 } /* for (col....) */
2032 } 2426 } /* for (row....) */
2033#endif
2034 2427
2035 /* 2428 /*
2036 * E: main pass across every character 2429 * G: cleanup cursor and display outline cursor if necessary
2037 */ 2430 */
2038 for (row = 0; row < TermWin.nrow; row++) 2431 if (showcursor)
2039 { 2432 {
2040 stp = screen.text[row + row_offset]; 2433 if (focus)
2041 srp = screen.rend[row + row_offset];
2042 dtp = drawn_text[row];
2043 drp = drawn_rend[row];
2044
2045 /*
2046 * E2: OK, now the real pass
2047 */
2048 int ypixel = (int)Row2Pixel(row);
2049
2050 for (col = 0; col < TermWin.ncol; col++)
2051 { 2434 {
2052 /* compare new text with old - if exactly the same then continue */ 2435 if (option (Opt_cursorUnderline))
2053 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2436 *crp ^= RS_Uline;
2054 2437 else
2055 if (stp[col] == dtp[col] /* Must match characters to skip. */
2056 && (rend == drp[col] /* Either rendition the same or */
2057 || (stp[col] == ' ' /* space w/ no background change */
2058 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2059 continue;
2060
2061 text_t *text = stp + col;
2062 int count = 1;
2063
2064 /* redraw one or more characters */
2065
2066 dtp[col] = stp[col];
2067 drp[col] = rend;
2068
2069 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2070 continue;
2071
2072 int xpixel = Col2Pixel(col);
2073
2074 // this loop looks very messy, it can probably be optimized
2075 // and cleaned a bit by you?
2076 for (i = 0; ++col < TermWin.ncol; )
2077 { 2438 {
2078 if (stp[col] == NOCHAR) 2439 *crp ^= RS_RVid;
2079 {
2080 dtp[col] = stp[col];
2081 drp[col] = rend;
2082 count++;
2083
2084 if (i) // only possible skip if char unchanged
2085 i++;
2086
2087 continue;
2088 }
2089
2090 if (rend != srp[col])
2091 break;
2092
2093 count++;
2094
2095 if (stp[col] != dtp[col]
2096 || srp[col] != drp[col])
2097 {
2098 if (must_clear && (i++ > (count / 2)))
2099 break;
2100
2101 dtp[col] = stp[col];
2102 drp[col] = rend;
2103 i = 0;
2104 }
2105 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2106 break;
2107 }
2108
2109 col--; /* went one too far. move back */
2110 count -= i; /* dump any matching trailing chars */
2111
2112 /*
2113 * Determine the attributes for the string
2114 */
2115 int fid = GET_FONT (rend);
2116 int fore = GET_FGCOLOR (rend); // desired foreground
2117 int back = GET_BGCOLOR (rend); // desired background
2118
2119 rend = GET_ATTR (rend);
2120
2121 rvid = !!(rend & RS_RVid);
2122#ifdef TEXT_BLINK
2123 if (rend & RS_Blink)
2124 {
2125 if (!text_blink_ev.active)
2126 {
2127 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2128 hidden_text = 0;
2129 }
2130 else if (hidden_text)
2131 fore = back;
2132 }
2133#endif
2134 if (rvid)
2135 {
2136 SWAP_IT(fore, back, int);
2137
2138#ifndef NO_BOLD_UNDERLINE_REVERSE
2139 if (ISSET_PIXCOLOR (Color_RV)
2140# ifndef NO_CURSORCOLOR 2440#ifndef NO_CURSORCOLOR
2441 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2442#endif
2443 }
2444 }
2445 else if (oldcursor.row >= 0)
2446 {
2447 int cursorwidth = 1;
2448 int col = oldcursor.col;
2449
2450 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2451 col--;
2452
2453 while (col + cursorwidth < ncol
2454 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2455 cursorwidth++;
2456
2457#ifndef NO_CURSORCOLOR
2141 && !ISSET_PIXCOLOR (Color_cursor) 2458 if (ISSET_PIXCOLOR (Color_cursor))
2459 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2460 else
2461#endif
2462 XSetForeground (dpy, gc, pix_colors[ccol1]);
2463
2464 XDrawRectangle (dpy, vt, gc,
2465 Col2Pixel (col),
2466 Row2Pixel (oldcursor.row),
2467 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2468 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2469 }
2470 }
2471
2472 /*
2473 * H: cleanup selection
2474 */
2475#if ENABLE_OVERLAY
2476 scr_swap_overlay ();
2477#endif
2478 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2479
2480 scr_reverse_selection ();
2481
2482 screen.flags = old_screen_flags;
2483 num_scr = 0;
2484 num_scr_allow = 1;
2485}
2486
2487void
2488rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2489{
2490 if (!l.t)
2491 return;
2492
2493 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2494
2495 for (int i = ncol; i--; )
2496 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2497}
2498
2499void
2500rxvt_term::scr_remap_chars () NOTHROW
2501{
2502 for (int i = total_rows; i--; )
2503 scr_remap_chars (row_buf [i]);
2504
2505 for (int i = nrow; i--; )
2506 {
2507 scr_remap_chars (drawn_buf [i]);
2508 scr_remap_chars (swap_buf [i]);
2509 }
2510}
2511
2512void
2513rxvt_term::scr_recolour (bool refresh) NOTHROW
2514{
2515 bool transparent = false;
2516
2517#ifdef HAVE_BG_PIXMAP
2518 if (bg_pixmap != None)
2519 {
2520# ifdef ENABLE_TRANSPARENCY
2521 if (bg_flags & BG_IS_TRANSPARENT)
2522 {
2523 XSetWindowBackgroundPixmap (dpy, parent[0], bg_pixmap);
2524 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2525
2526 transparent = true;
2527 }
2528 else
2142# endif 2529# endif
2143 )
2144 back = Color_RV;
2145#endif
2146 }
2147#ifndef NO_BOLD_UNDERLINE_REVERSE
2148 else if (rend & RS_Bold)
2149 {
2150 if (ISSET_PIXCOLOR (Color_BD))
2151 fore = Color_BD;
2152 else if (fore == Color_fg)
2153 fore = Color_White;
2154 }
2155 else if (rend & RS_Uline)
2156 {
2157 if (ISSET_PIXCOLOR (Color_UL))
2158 fore = Color_UL;
2159 }
2160#endif
2161
2162 /*
2163 * Actually do the drawing of the string here
2164 */
2165 rxvt_font *font = (*TermWin.fontset)[fid];
2166
2167 if (back == Color_bg)
2168 {
2169 if (must_clear)
2170 {
2171 CLEAR_CHARS (xpixel, ypixel, count);
2172
2173 for (i = 0; i < count; i++) /* don't draw empty strings */
2174 if (text[i] != ' ')
2175 {
2176 font->draw (xpixel, ypixel, text, count, fore, -1);
2177 break;
2178 }
2179 }
2180 else
2181 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2182 }
2183 else
2184 font->draw (xpixel, ypixel, text, count, fore, back);
2185
2186 if ((rend & RS_Uline) && (font->descent > 1))
2187 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2188 xpixel, ypixel + font->ascent + 1,
2189 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2190 } /* for (col....) */
2191 } /* for (row....) */
2192
2193 /*
2194 * G: cleanup cursor and display outline cursor if necessary
2195 */
2196 if (showcursor) {
2197 if (TermWin.focus) {
2198 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2199 [screen.cur.col]);
2200 *srp ^= RS_RVid;
2201#ifndef NO_CURSORCOLOR
2202 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2203#endif
2204 } else if (oldcursor.row >= 0) {
2205#ifndef NO_CURSORCOLOR
2206 if (ISSET_PIXCOLOR (Color_cursor))
2207 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2208#endif
2209 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2210 Col2Pixel(oldcursor.col),
2211 Row2Pixel(oldcursor.row),
2212 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2213 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2214 } 2530 {
2215 } 2531 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2216 2532 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2217 /*
2218 * H: cleanup selection
2219 */
2220 scr_reverse_selection ();
2221
2222 /*
2223 * I: other general cleanup
2224 */
2225 if (clearfirst && TermWin.int_bwidth)
2226 /* 2533 }
2227 * clear the whole screen height, note that width == 0 is treated 2534 }
2228 * specially by XClearArea 2535 else
2229 */ 2536#endif
2230 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2537 {
2231 (unsigned int)TermWin.int_bwidth, 2538 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2232 (unsigned int)TermWin_TotalHeight(), False); 2539 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2233 if (clearlast && TermWin.int_bwidth) 2540 }
2234 /*
2235 * clear the whole screen height, note that width == 0 is treated
2236 * specially by XClearArea
2237 */
2238 XClearArea(Xdisplay, TermWin.vt,
2239 TermWin.width + TermWin.int_bwidth, 0,
2240 (unsigned int)TermWin.int_bwidth,
2241 (unsigned int)TermWin_TotalHeight(), False);
2242 if (refresh_type & SMOOTH_REFRESH)
2243 XSync(Xdisplay, False);
2244 2541
2245 num_scr = 0; 2542 XClearWindow (dpy, parent[0]);
2246 num_scr_allow = 1;
2247 want_refresh = 0; /* screen is current */
2248}
2249 2543
2544 if (scrollBar.win)
2545 {
2546 if (transparent)
2547 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2548 else
2549 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2550 scrollBar.state = STATE_IDLE;
2551 scrollBar.show (0);
2552 }
2553
2554 if (refresh)
2555 {
2556 scr_clear ();
2557 scr_touch (true);
2558 }
2559 want_refresh = 1;
2560}
2561
2250/* ------------------------------------------------------------------------- */ 2562/* ------------------------------------------------------------------------- */
2251void 2563void
2252rxvt_term::scr_clear() 2564rxvt_term::scr_clear (bool really) NOTHROW
2253{ 2565{
2254 if (!TermWin.mapped) 2566 if (!mapped)
2255 return; 2567 return;
2256 2568
2257 num_scr_allow = 0; 2569 num_scr_allow = 0;
2258 want_refresh = 1; 2570 want_refresh = 1;
2259#ifdef TRANSPARENT 2571
2260 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2572 if (really)
2573 XClearWindow (dpy, vt);
2574}
2575
2576void
2577rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2578{
2579 int view_end = view_start + nrow;
2580 int row, col;
2581
2582 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2583 {
2584 text_t *stp = ROW(row).t;
2585 rend_t *srp = ROW(row).r;
2586
2587 for (col = beg_col; col < end_col; col++)
2588 srp[col] ^= rstyle1;
2589
2590 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2591 srp[col] ^= rstyle2;
2592
2593 if (++col < end_col)
2594 srp[col] ^= rstyle2;
2261 { 2595 }
2262 int i; 2596}
2263 2597
2264 if (!(Options & Opt_transparent_all)) 2598void
2599rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2600{
2601 int view_end = view_start + nrow;
2602 int row, col;
2603
2604 if (beg_row >= view_start)
2605 {
2606 col = beg_col;
2607 row = beg_row;
2608 }
2609 else
2610 {
2265 i = 0; 2611 col = 0;
2612 row = view_start;
2613 }
2614
2615 for (; row < min (end_row, view_end); row++, col = 0)
2616 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2617 srp[col] ^= rstyle;
2618
2619 if (row == end_row)
2620 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2621 srp[col] ^= rstyle;
2622}
2623
2624/* ------------------------------------------------------------------------- */
2625void
2626rxvt_term::scr_reverse_selection () NOTHROW
2627{
2628 if (selection.op
2629 && current_screen == selection.screen
2630 && selection.end.row >= view_start)
2631 {
2632#if !ENABLE_MINIMAL
2633 if (selection.rect)
2634 scr_xor_rect (selection.beg.row, selection.beg.col,
2635 selection.end.row, selection.end.col,
2636 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2266 else 2637 else
2267 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2268
2269 while (i--)
2270 if (TermWin.parent[i] != None)
2271 XClearWindow(Xdisplay, TermWin.parent[i]);
2272 }
2273#endif 2638#endif
2274 2639 scr_xor_span (selection.beg.row, selection.beg.col,
2275 XClearWindow (Xdisplay, TermWin.vt); 2640 selection.end.row, selection.end.col,
2276} 2641 RS_Sel | RS_RVid);
2277
2278/* ------------------------------------------------------------------------- */
2279void
2280rxvt_term::scr_reverse_selection ()
2281{
2282 int i, col, row, end_row;
2283 rend_t *srp;
2284
2285 if (selection.op && current_screen == selection.screen) {
2286 end_row = TermWin.saveLines - TermWin.view_start;
2287 i = selection.beg.row + TermWin.saveLines;
2288 row = selection.end.row + TermWin.saveLines;
2289 if (i >= end_row)
2290 col = selection.beg.col;
2291 else {
2292 col = 0;
2293 i = end_row;
2294 }
2295 end_row += TermWin.nrow;
2296 for (; i < row && i < end_row; i++, col = 0)
2297 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2298 srp[col] ^= RS_RVid;
2299 if (i == row && i < end_row)
2300 for (srp = screen.rend[i]; col < selection.end.col; col++)
2301 srp[col] ^= RS_RVid;
2302 } 2642 }
2303} 2643}
2304 2644
2305/* ------------------------------------------------------------------------- */ 2645/* ------------------------------------------------------------------------- */
2306/* 2646/*
2307 * Dump the whole scrollback and screen to the passed filedescriptor. The 2647 * Dump the whole scrollback and screen to the passed filedescriptor. The
2308 * invoking routine must close the fd. 2648 * invoking routine must close the fd.
2309 */ 2649 */
2310#if 0 2650#if 0
2311void 2651void
2312rxvt_term::scr_dump (int fd) 2652rxvt_term::scr_dump (int fd) NOTHROW
2313{ 2653{
2314 int row, wrote; 2654 int row, wrote;
2315 unsigned int width, towrite; 2655 unsigned int width, towrite;
2316 char r1[] = "\n"; 2656 const char r1[] = "\n";
2317 2657
2318 for (row = TermWin.saveLines - TermWin.nscrolled; 2658 for (row = saveLines + top_row;
2319 row < TermWin.saveLines + TermWin.nrow - 1; row++) { 2659 row < saveLines + nrow - 1; row++)
2320 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2660 {
2321 : TermWin.ncol; 2661 width = row_buf[row].l >= 0 ? row_buf[row].l
2662 : ncol;
2322 for (towrite = width; towrite; towrite -= wrote) { 2663 for (towrite = width; towrite; towrite -= wrote)
2664 {
2323 wrote = write(fd, &(screen.text[row][width - towrite]), 2665 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2324 towrite); 2666 towrite);
2325 if (wrote < 0) 2667 if (wrote < 0)
2326 return; /* XXX: death, no report */ 2668 return; /* XXX: death, no report */
2327 } 2669 }
2328 if (screen.tlen[row] >= 0) 2670 if (row_buf[row].l >= 0)
2329 if (write(fd, r1, 1) <= 0) 2671 if (write (fd, r1, 1) <= 0)
2330 return; /* XXX: death, no report */ 2672 return; /* XXX: death, no report */
2331 } 2673 }
2332} 2674}
2333#endif 2675#endif
2334 2676
2335/* ------------------------------------------------------------------------- * 2677/* ------------------------------------------------------------------------- *
2336 * CHARACTER SELECTION * 2678 * CHARACTER SELECTION *
2337 * ------------------------------------------------------------------------- */ 2679 * ------------------------------------------------------------------------- */
2338
2339/*
2340 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2341 */
2342void 2680void
2343rxvt_term::selection_check (int check_more) 2681rxvt_term::selection_check (int check_more) NOTHROW
2344{ 2682{
2345 row_col_t pos; 2683 row_col_t pos;
2346 2684
2347 if (!selection.op) 2685 if (!selection.op)
2348 return; 2686 return;
2349 2687
2350 pos.row = pos.col = 0; 2688 pos.row = pos.col = 0;
2351 if ((selection.beg.row < -(int32_t)TermWin.nscrolled) 2689 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2352 || (selection.beg.row >= TermWin.nrow) 2690 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2353 || (selection.mark.row < -(int32_t)TermWin.nscrolled) 2691 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2354 || (selection.mark.row >= TermWin.nrow)
2355 || (selection.end.row < -(int32_t)TermWin.nscrolled)
2356 || (selection.end.row >= TermWin.nrow)
2357 || (check_more == 1 2692 || (check_more == 1
2358 && current_screen == selection.screen 2693 && current_screen == selection.screen
2359 && !ROWCOL_IS_BEFORE(screen.cur, selection.beg) 2694 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2360 && ROWCOL_IS_BEFORE(screen.cur, selection.end)) 2695 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2361 || (check_more == 2 2696 || (check_more == 2
2362 && ROWCOL_IS_BEFORE(selection.beg, pos) 2697 && ROWCOL_IS_BEFORE (selection.beg, pos)
2363 && ROWCOL_IS_AFTER(selection.end, pos)) 2698 && ROWCOL_IS_AFTER (selection.end, pos))
2364 || (check_more == 3 2699 || (check_more == 3
2365 && ROWCOL_IS_AFTER(selection.end, pos)) 2700 && ROWCOL_IS_AFTER (selection.end, pos))
2366 || (check_more == 4 /* screen width change */ 2701 || (check_more == 4 /* screen width change */
2367 && (selection.beg.row != selection.end.row 2702 && (selection.beg.row != selection.end.row
2368 || selection.end.col > TermWin.ncol))) 2703 || selection.end.col > ncol)))
2369 CLEAR_SELECTION(); 2704 CLEAR_SELECTION ();
2370} 2705}
2371 2706
2372/* ------------------------------------------------------------------------- */ 2707/* ------------------------------------------------------------------------- */
2373/* 2708/*
2374 * Paste a selection direct to the command fd 2709 * Paste a selection direct to the command fd
2375 */ 2710 */
2376void 2711void
2377rxvt_term::paste (const unsigned char *data, unsigned int len) 2712rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2378{ 2713{
2379 unsigned int i, j, n;
2380 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2381
2382#if 0
2383 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2384 ZERO_SCROLLBACK (r);
2385#endif
2386
2387 /* convert normal newline chars into common keyboard Return key sequence */ 2714 /* convert normal newline chars into common keyboard Return key sequence */
2388 for (i = 0; i < len; i += PROP_SIZE) 2715 for (unsigned int i = 0; i < len; i++)
2389 { 2716 if (data[i] == C0_LF)
2390 n = min (len - i, PROP_SIZE); 2717 data[i] = C0_CR;
2391 MEMCPY (ds, data + i, n);
2392 2718
2393 for (j = 0; j < n; j++) 2719 if (priv_modes & PrivMode_BracketPaste)
2394 if (ds[j] == '\n') 2720 tt_printf ("\e[200~");
2395 ds[j] = '\r';
2396 2721
2397 tt_write (ds, (int)n); 2722 tt_write (data, len);
2398 }
2399 2723
2400 free(ds); 2724 if (priv_modes & PrivMode_BracketPaste)
2725 tt_printf ("\e[201~");
2726}
2727
2728void
2729rxvt_term::paste (char *data, unsigned int len) NOTHROW
2730{
2731 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2732 return;
2733
2734 tt_paste (data, len);
2401} 2735}
2402 2736
2403/* ------------------------------------------------------------------------- */ 2737/* ------------------------------------------------------------------------- */
2404/* 2738/*
2405 * Respond to a notification that a primary selection has been sent 2739 * Respond to a notification that a primary selection has been sent
2406 * EXT: SelectionNotify 2740 * EXT: SelectionNotify
2407 */ 2741 */
2408int 2742void
2409rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2743rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2410{ 2744{
2411 long nread = 0; 2745 if (prop == None) /* check for failed XConvertSelection */
2746 {
2747 int selnum = selection_type & Sel_whereMask;
2748
2749 if (selnum == Sel_direct)
2750 selection_type = 0;
2751
2752 if ((selection_type & Sel_CompoundText))
2753 {
2754 selection_type = 0;
2755 selection_request_other (XA_STRING, selnum);
2756 }
2757
2758 if ((selection_type & Sel_UTF8String))
2759 {
2760 selection_type = Sel_CompoundText;
2761 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2762 }
2763
2764 return;
2765 }
2766
2412 unsigned long bytes_after; 2767 unsigned long bytes_after;
2413 XTextProperty ct; 2768 XTextProperty ct;
2414 2769
2415 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait)); 2770 if (XGetWindowProperty (dpy, win, prop,
2416 2771 0, PROP_SIZE / 4,
2417 if (prop == None) /* check for failed XConvertSelection */ 2772 delete_prop, AnyPropertyType,
2418 { 2773 &ct.encoding, &ct.format,
2419 if ((selection_type & Sel_CompoundText)) 2774 &ct.nitems, &bytes_after,
2420 { 2775 &ct.value) != Success)
2421 int selnum = selection_type & Sel_whereMask;
2422
2423 selection_type = 0;
2424 if (selnum != Sel_direct)
2425 selection_request_other (XA_STRING, selnum);
2426 }
2427
2428 if ((selection_type & Sel_UTF8String))
2429 {
2430 int selnum = selection_type & Sel_whereMask;
2431
2432 selection_type = Sel_CompoundText;
2433 if (selnum != Sel_direct)
2434 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2435 else
2436 selection_type = 0;
2437 }
2438
2439 return 0;
2440 } 2776 {
2441 2777 ct.value = 0;
2442 for (;;) 2778 goto bailout;
2443 { 2779 }
2780
2781 if (ct.encoding == None)
2782 goto bailout;
2783
2784 if (bytes_after)
2785 {
2786 // fetch and append remaining data
2787 XTextProperty ct2;
2788
2444 if (XGetWindowProperty(Xdisplay, win, prop, (long)(nread / 4), 2789 if (XGetWindowProperty (dpy, win, prop,
2445 (long)(PROP_SIZE / 4), delete_prop, 2790 ct.nitems / 4, (bytes_after + 3) / 4,
2791 delete_prop, AnyPropertyType,
2446 AnyPropertyType, &ct.encoding, &ct.format, 2792 &ct2.encoding, &ct2.format,
2447 &ct.nitems, &bytes_after, 2793 &ct2.nitems, &bytes_after,
2448 &ct.value) != Success) 2794 &ct2.value) != Success)
2449 break; 2795 goto bailout;
2450 2796
2451 if (ct.encoding == 0) 2797 // realloc should be compatible to XFree, here, and elsewhere, too
2452 { 2798 ct.value = (unsigned char *)rxvt_realloc (ct.value, ct.nitems + ct2.nitems + 1);
2453 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2799 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2454 break; 2800 ct.nitems += ct2.nitems;
2455 }
2456 2801
2802 XFree (ct2.value);
2803 }
2804
2457 if (ct.value == NULL) 2805 if (ct.value == 0)
2458 { 2806 goto bailout;
2459 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2460 continue;
2461 }
2462 2807
2808 if (ct.encoding == xa[XA_INCR])
2809 {
2810 // INCR selection, start handshake
2811 if (!delete_prop)
2812 XDeleteProperty (dpy, win, prop);
2813
2814 selection_wait = Sel_incr;
2815 incr_buf_fill = 0;
2816 incr_ev.start (10);
2817
2818 goto bailout;
2819 }
2820
2463 if (ct.nitems == 0) 2821 if (ct.nitems == 0)
2822 {
2823 if (selection_wait == Sel_incr)
2824 {
2825 XFree (ct.value);
2826
2827 // finally complete, now paste the whole thing
2828 selection_wait = Sel_normal;
2829 ct.value = (unsigned char *)incr_buf;
2830 ct.nitems = incr_buf_fill;
2831 incr_buf = 0;
2832 incr_buf_size = 0;
2833 incr_ev.stop ();
2464 { 2834 }
2465 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2835 else
2836 {
2466 if (selection_wait == Sel_normal && nread == 0) 2837 if (selection_wait == Sel_normal
2838 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2467 { 2839 {
2468 /* 2840 /*
2469 * pass through again trying CUT_BUFFER0 if we've come from 2841 * pass through again trying CUT_BUFFER0 if we've come from
2470 * XConvertSelection() but nothing was presented 2842 * XConvertSelection () but nothing was presented
2471 */ 2843 */
2472 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2473 selection_paste (Xroot, XA_CUT_BUFFER0, False); 2844 selection_paste (display->root, XA_CUT_BUFFER0, false);
2474 } 2845 }
2475 2846
2476 nread = -1; /* discount any previous stuff */ 2847 goto bailout;
2477 break;
2478 }
2479
2480 nread += ct.nitems;
2481
2482 char **cl;
2483 int cr;
2484 if (XmbTextPropertyToTextList (Xdisplay, &ct, &cl,
2485 &cr) >= 0 && cl)
2486 { 2848 }
2849 }
2850 else if (selection_wait == Sel_incr)
2851 {
2852 incr_ev.start (10);
2853
2854 while (incr_buf_fill + ct.nitems > incr_buf_size)
2855 {
2856 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2857 incr_buf = (char *)rxvt_realloc (incr_buf, incr_buf_size);
2858 }
2859
2860 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2861 incr_buf_fill += ct.nitems;
2862
2863 goto bailout;
2864 }
2865
2866 char **cl;
2867 int cr;
2868
2869#if !ENABLE_MINIMAL
2870 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2871 // so recode it manually
2872 if (ct.encoding == xa[XA_UTF8_STRING])
2873 {
2874 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2875 char *s = rxvt_wcstombs (w);
2876 free (w);
2877 // TODO: strlen == only the first element will be converted. well...
2878 paste (s, strlen (s));
2879 free (s);
2880 }
2881 else
2882#endif
2883 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2884 && cl)
2885 {
2487 for (int i = 0; i < cr; i++) 2886 for (int i = 0; i < cr; i++)
2488 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2887 paste (cl[i], strlen (cl[i]));
2489 2888
2490 XFreeStringList (cl); 2889 XFreeStringList (cl);
2491 } 2890 }
2492 else 2891 else
2493 paste (ct.value, ct.nitems); 2892 paste ((char *)ct.value, ct.nitems); // paste raw
2494 2893
2495 if (bytes_after == 0) 2894bailout:
2496 break;
2497
2498 XFree (ct.value);
2499 }
2500
2501 if (ct.value)
2502 XFree (ct.value); 2895 XFree (ct.value);
2503 2896
2504 if (selection_wait == Sel_normal) 2897 if (selection_wait == Sel_normal)
2505 selection_wait = Sel_none; 2898 selection_wait = Sel_none;
2506
2507 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2508 return (int)nread;
2509} 2899}
2510 2900
2511void 2901void
2512rxvt_term::incr_cb (time_watcher &w) 2902rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2513{ 2903{
2514 selection_wait = Sel_none; 2904 selection_wait = Sel_none;
2515 2905
2906 incr_buf_size = 0;
2907 free (incr_buf);
2908
2516 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2909 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2517} 2910}
2518 2911
2519/*
2520 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2521 */
2522void 2912void
2523rxvt_term::selection_property (Window win, Atom prop) 2913rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2524{ 2914{
2525 int reget_time = 0; 2915 if (prop == None || selection_wait != Sel_incr)
2526
2527 if (prop == None)
2528 return; 2916 return;
2529 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2530 if (selection_wait == Sel_normal) {
2531 int a, afmt;
2532 Atom atype;
2533 unsigned long bytes_after, nitems;
2534 unsigned char *s = NULL;
2535 2917
2536 a = XGetWindowProperty(Xdisplay, win, prop, 0L, 1L, False,
2537 xa[XA_INCR], &atype, &afmt, &nitems,
2538 &bytes_after, &s);
2539 if (s)
2540 XFree(s);
2541 if (a != Success)
2542 return;
2543#ifndef __CYGWIN32__
2544 if (atype == xa[XA_INCR]) { /* start an INCR transfer */
2545 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2546 XDeleteProperty(Xdisplay, win, prop);
2547 XFlush(Xdisplay);
2548 reget_time = 1;
2549 selection_wait = Sel_incr;
2550 }
2551#endif
2552 } else if (selection_wait == Sel_incr) {
2553 reget_time = 1;
2554 if (selection_paste (win, prop, True) == -1) { 2918 selection_paste (win, prop, true);
2555 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2556 selection_wait = Sel_none;
2557 incr_ev.stop ();
2558 }
2559 }
2560 if (reget_time) /* received more data so reget time */
2561 incr_ev.start (NOW + 10);
2562} 2919}
2920
2563/* ------------------------------------------------------------------------- */ 2921/* ------------------------------------------------------------------------- */
2564/* 2922/*
2565 * Request the current selection: 2923 * Request the current selection:
2566 * Order: > internal selection if available 2924 * Order: > internal selection if available
2567 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2925 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2568 * > CUT_BUFFER0 2926 * > CUT_BUFFER0
2569 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2927 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2570 * will auto fallback to CUT_BUFFER0 2928 * will auto fallback to CUT_BUFFER0
2571 * EXT: button 2 release 2929 * EXT: button 2 release
2572 */ 2930 */
2573void 2931void
2574rxvt_term::selection_request (Time tm, int x, int y) 2932rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2575{ 2933{
2576 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2934 if (selection.text && selnum == Sel_Primary)
2577 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height) 2935 {
2578 return; /* outside window */ 2936 /* internal selection */
2579
2580 if (selection.text != NULL) { /* internal selection */
2581 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2582 paste (selection.text, selection.len); 2937 char *str = rxvt_wcstombs (selection.text, selection.len);
2938 paste (str, strlen (str));
2939 free (str);
2940 return;
2941 }
2942 else
2943 {
2944 selection_request_time = tm;
2945 selection_wait = Sel_normal;
2946
2947#if X_HAVE_UTF8_STRING
2948 selection_type = Sel_UTF8String;
2949 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2583 return; 2950 return;
2584 } else {
2585 int i;
2586
2587 selection_request_time = tm;
2588 selection_wait = Sel_normal;
2589 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2590#if X_HAVE_UTF8_STRING
2591 selection_type = Sel_UTF8String;
2592 if (selection_request_other (xa[XA_UTF8_STRING], i))
2593 return;
2594#else 2951#else
2595 selection_type = Sel_CompoundText; 2952 selection_type = Sel_CompoundText;
2596 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2953 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2597 return; 2954 return;
2598#endif 2955#endif
2599 }
2600 } 2956 }
2957
2601 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2958 selection_wait = Sel_none; /* don't loop in selection_paste () */
2602 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2603 selection_paste (Xroot, XA_CUT_BUFFER0, False); 2959 selection_paste (display->root, XA_CUT_BUFFER0, false);
2604} 2960}
2605 2961
2606int 2962int
2607rxvt_term::selection_request_other (Atom target, int selnum) 2963rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2608{ 2964{
2609 Atom sel; 2965 Atom sel;
2610#ifdef DEBUG_SELECT
2611 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2612#endif
2613 2966
2614 selection_type |= selnum; 2967 selection_type |= selnum;
2968
2615 if (selnum == Sel_Primary) 2969 if (selnum == Sel_Primary)
2616 sel = XA_PRIMARY; 2970 sel = XA_PRIMARY;
2617 else if (selnum == Sel_Secondary) 2971 else if (selnum == Sel_Secondary)
2618 sel = XA_SECONDARY; 2972 sel = XA_SECONDARY;
2619 else 2973 else
2620 sel = xa[XA_CLIPBOARD]; 2974 sel = xa[XA_CLIPBOARD];
2975
2621 if (XGetSelectionOwner(Xdisplay, sel) != None) { 2976 if (XGetSelectionOwner (dpy, sel) != None)
2622 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2977 {
2623 XConvertSelection(Xdisplay, sel, target, xa[XA_VT_SELECTION], 2978 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2624 TermWin.vt, selection_request_time); 2979 vt, selection_request_time);
2625 return 1; 2980 return 1;
2626 } 2981 }
2982
2627 return 0; 2983 return 0;
2628} 2984}
2629 2985
2630/* ------------------------------------------------------------------------- */ 2986/* ------------------------------------------------------------------------- */
2631/* 2987/*
2632 * Clear all selected text 2988 * Clear all selected text
2633 * EXT: SelectionClear 2989 * EXT: SelectionClear
2634 */ 2990 */
2635void 2991void
2636rxvt_term::selection_clear () 2992rxvt_term::selection_clear (bool clipboard) NOTHROW
2637{ 2993{
2638 D_SELECT((stderr, "rxvt_selection_clear()")); 2994 if (!clipboard)
2639 2995 {
2640 want_refresh = 1; 2996 want_refresh = 1;
2641 if (selection.text)
2642 free(selection.text); 2997 free (selection.text);
2643 selection.text = NULL; 2998 selection.text = NULL;
2644 selection.len = 0; 2999 selection.len = 0;
2645 CLEAR_SELECTION(); 3000 CLEAR_SELECTION ();
3001
3002 if (display->selection_owner == this)
3003 display->selection_owner = 0;
3004 }
3005 else
3006 {
3007 free (selection.clip_text);
3008 selection.clip_text = NULL;
3009 selection.clip_len = 0;
3010
3011 if (display->clipboard_owner == this)
3012 display->clipboard_owner = 0;
3013 }
2646} 3014}
2647 3015
2648/* ------------------------------------------------------------------------- */ 3016/* ------------------------------------------------------------------------- */
2649/* 3017/*
2650 * Copy a selection into the cut buffer 3018 * Copy a selection into the cut buffer
2651 * EXT: button 1 or 3 release 3019 * EXT: button 1 or 3 release
2652 */ 3020 */
2653void 3021void
2654rxvt_term::selection_make (Time tm) 3022rxvt_term::selection_make (Time tm)
2655{ 3023{
2656 int i, col, end_col, row, end_row; 3024 int size;
2657 unsigned char *new_selection_text; 3025 wchar_t *new_selection_text;
2658 char *str; 3026 text_t *t;
2659 text_t *t;
2660#ifdef ACS_ASCII
2661 rend_t *re;
2662#endif
2663 3027
2664 D_SELECT((stderr, "rxvt_selection_make(): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2665 switch (selection.op) { 3028 switch (selection.op)
3029 {
2666 case SELECTION_CONT: 3030 case SELECTION_CONT:
2667 break; 3031 break;
2668 case SELECTION_INIT: 3032 case SELECTION_INIT:
2669 CLEAR_SELECTION(); 3033 CLEAR_SELECTION ();
2670 /* FALLTHROUGH */ 3034 /* FALLTHROUGH */
2671 case SELECTION_BEGIN: 3035 case SELECTION_BEGIN:
2672 selection.op = SELECTION_DONE; 3036 selection.op = SELECTION_DONE;
2673 /* FALLTHROUGH */ 3037 /* FALLTHROUGH */
2674 default: 3038 default:
2675 return; 3039 return;
2676 } 3040 }
3041
2677 selection.op = SELECTION_DONE; 3042 selection.op = SELECTION_DONE;
2678 3043
2679 if (selection.clicks == 4) 3044 if (selection.clicks == 4)
2680 return; /* nothing selected, go away */ 3045 return; /* nothing selected, go away */
2681 3046
3047 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
3048 return;
3049
2682 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1) + 1; 3050 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2683 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 3051 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2684 3052
2685 new_selection_text = (unsigned char *)str; 3053 int ofs = 0;
3054 int extra = 0;
2686 3055
2687 col = selection.beg.col; 3056 int col = selection.beg.col;
2688 MAX_IT(col, 0); 3057 int row = selection.beg.row;
2689 row = selection.beg.row + TermWin.saveLines;
2690 end_row = selection.end.row + TermWin.saveLines;
2691 3058
3059 int end_col;
3060
2692 for (; row <= end_row; row++, col = 0) 3061 for (; row <= selection.end.row; row++, col = 0)
3062 {
3063#if !ENABLE_MINIMAL
3064 if (selection.rect)
2693 { 3065 {
2694 t = &(screen.text[row][col]); 3066 col = selection.beg.col;
2695
2696 end_col = screen.tlen[row];
2697
2698 if (end_col == -1)
2699 end_col = TermWin.ncol; 3067 end_col = selection.end.col;
3068 }
3069 else
3070#endif
3071 end_col = ROW(row).l;
2700 3072
3073 col = max (col, 0);
3074
2701 if (row == end_row) 3075 if (row == selection.end.row)
2702 MIN_IT (end_col, selection.end.col); 3076 min_it (end_col, selection.end.col);
2703 3077
3078 t = ROW(row).t + col;
3079
2704 for (; col < end_col; col++) 3080 for (; col < end_col; col++)
3081 {
2705 if (*t == NOCHAR) 3082 if (*t == NOCHAR)
2706 t++; 3083 t++;
3084#if ENABLE_COMBINING
3085 else if (IS_COMPOSE (*t))
3086 {
3087 int len = rxvt_composite.expand (*t, 0);
3088
3089 extra -= (len - 1);
3090
3091 if (extra < 0)
3092 {
3093 extra += size;
3094 size += size;
3095 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
3096 }
3097
3098 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3099 }
3100#endif
2707 else 3101 else
2708 { 3102 new_selection_text[ofs++] = *t++;
2709 int len = wctomb (str, *t++);
2710 if (len > 0)
2711 str += len;
2712 }
2713
2714 if (screen.tlen[row] != -1 && row != end_row)
2715 *str++ = '\n';
2716 }
2717
2718#ifndef NO_OLD_SELECTION
2719 if (selection_style == OLD_SELECT)
2720 if (end_col == TermWin.ncol)
2721 *str++ = '\n';
2722#endif
2723#ifndef NO_NEW_SELECTION
2724 if (selection_style != OLD_SELECT)
2725 if (end_col != selection.end.col)
2726 *str++ = '\n';
2727#endif
2728 *str = '\0';
2729
2730 i = str - (char *)new_selection_text;
2731 if (i == 0)
2732 {
2733 free (new_selection_text);
2734 return;
2735 }
2736
2737 // due to MB_MAX_CUR, selection wastage is usually high, so realloc
2738 if (str - (char *)new_selection_text > 1024)
2739 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2740
2741 selection.len = i;
2742
2743 if (selection.text)
2744 free (selection.text);
2745
2746 selection.text = new_selection_text;
2747
2748 XSetSelectionOwner(Xdisplay, XA_PRIMARY, TermWin.vt, tm);
2749 if (XGetSelectionOwner(Xdisplay, XA_PRIMARY) != TermWin.vt)
2750 rxvt_print_error("can't get primary selection");
2751
2752
2753 {
2754 XTextProperty ct;
2755 char *cl = (char *)selection.text;
2756
2757 if (XmbTextListToTextProperty(Xdisplay, &cl, 1, XStringStyle, &ct) >= 0)
2758 { 3103 }
2759 XChangeProperty(Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3104
2760 PropModeReplace, ct.value, ct.nitems); 3105#if !ENABLE_MINIMAL
2761 XFree (ct.value); 3106 if (selection.rect)
3107 {
3108 while (ofs
3109 && new_selection_text[ofs - 1] != C0_LF
3110 && unicode::is_space (new_selection_text[ofs - 1]))
3111 --ofs;
3112
3113 new_selection_text[ofs++] = C0_LF;
2762 } 3114 }
2763 else 3115 else
2764 XChangeProperty(Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3116#endif
2765 PropModeReplace, selection.text, (int)selection.len); 3117 if (!ROW(row).is_longer ()
3118 && (row != selection.end.row || end_col != selection.end.col)
3119 && (row != selection.beg.row || selection.beg.col < ncol))
3120 new_selection_text[ofs++] = C0_LF;
3121 }
3122
3123 new_selection_text[ofs] = 0;
3124
3125 if (ofs == 0)
2766 } 3126 {
3127 free (new_selection_text);
3128 return;
3129 }
2767 3130
3131 free (selection.text);
3132
3133 // we usually allocate much more than necessary, so realloc it smaller again
3134 selection.len = ofs;
3135 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
3136
3137 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3138 return;
3139
3140 selection_grab (tm);
3141}
3142
3143bool
3144rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
3145{
3146 Atom sel;
3147
3148 if (!clipboard)
3149 {
2768 selection_time = tm; 3150 selection_time = tm;
2769 D_SELECT((stderr, "rxvt_selection_make(): selection.len=%d", selection.len)); 3151 sel = XA_PRIMARY;
3152 }
3153 else
3154 {
3155 clipboard_time = tm;
3156 sel = xa[XA_CLIPBOARD];
3157 }
3158
3159 XSetSelectionOwner (dpy, sel, vt, tm);
3160 if (XGetSelectionOwner (dpy, sel) == vt)
3161 {
3162 display->set_selection_owner (this, clipboard);
3163 return true;
3164 }
3165 else
3166 {
3167 selection_clear (clipboard);
3168 return false;
3169 }
3170
3171#if 0
3172 XTextProperty ct;
3173
3174 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3175 {
3176 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3177 XFree (ct.value);
3178 }
3179#endif
2770} 3180}
2771 3181
2772/* ------------------------------------------------------------------------- */ 3182/* ------------------------------------------------------------------------- */
2773/* 3183/*
2774 * Mark or select text based upon number of clicks: 1, 2, or 3 3184 * Mark or select text based upon number of clicks: 1, 2, or 3
2775 * EXT: button 1 press 3185 * EXT: button 1 press
2776 */ 3186 */
2777void 3187void
2778rxvt_term::selection_click (int clicks, int x, int y) 3188rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2779{ 3189{
2780 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2781
2782 clicks = ((clicks - 1) % 3) + 1; 3190 clicks = ((clicks - 1) % 3) + 1;
2783 selection.clicks = clicks; /* save clicks so extend will work */ 3191 selection.clicks = clicks; /* save clicks so extend will work */
2784 3192
3193 if (clicks == 2 && !selection.rect
3194 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3195 {
3196 MEvent.clicks = 1; // what a mess
3197 selection.screen = current_screen;
3198 selection.op = SELECTION_CONT;
3199 return;
3200 }
3201
2785 selection_start_colrow (Pixel2Col(x), Pixel2Row(y)); 3202 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2786 3203
2787 if (clicks == 2 || clicks == 3) 3204 if (clicks == 2 || clicks == 3)
2788 selection_extend_colrow (selection.mark.col, 3205 selection_extend_colrow (selection.mark.col,
2789 selection.mark.row + TermWin.view_start, 3206 selection.mark.row - view_start,
2790 0, /* button 3 */ 3207 0, /* button 3 */
2791 1, /* button press */ 3208 1, /* button press */
2792 0); /* click change */ 3209 0); /* click change */
2793} 3210}
2794 3211
2795/* ------------------------------------------------------------------------- */ 3212/* ------------------------------------------------------------------------- */
2796/* 3213/*
2797 * Mark a selection at the specified col/row 3214 * Mark a selection at the specified col/row
2798 */ 3215 */
2799void 3216void
2800rxvt_term::selection_start_colrow (int col, int row) 3217rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2801{ 3218{
2802 want_refresh = 1; 3219 want_refresh = 1;
3220
3221 selection.mark.row = row + view_start;
2803 selection.mark.col = col; 3222 selection.mark.col = col;
2804 selection.mark.row = row - TermWin.view_start; 3223
2805 MAX_IT(selection.mark.row, -(int32_t)TermWin.nscrolled); 3224 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2806 MIN_IT(selection.mark.row, (int32_t)TermWin.nrow - 1); 3225 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3226
3227 while (selection.mark.col > 0
3228 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2807 MAX_IT(selection.mark.col, 0); 3229 --selection.mark.col;
2808 MIN_IT(selection.mark.col, (int32_t)TermWin.ncol - 1);
2809 3230
2810 if (selection.op) { /* clear the old selection */ 3231 if (selection.op)
3232 {
3233 /* clear the old selection */
2811 selection.beg.row = selection.end.row = selection.mark.row; 3234 selection.beg.row = selection.end.row = selection.mark.row;
2812 selection.beg.col = selection.end.col = selection.mark.col; 3235 selection.beg.col = selection.end.col = selection.mark.col;
2813 } 3236 }
3237
2814 selection.op = SELECTION_INIT; 3238 selection.op = SELECTION_INIT;
2815 selection.screen = current_screen; 3239 selection.screen = current_screen;
2816} 3240}
2817 3241
2818/* ------------------------------------------------------------------------- */ 3242/* ------------------------------------------------------------------------- */
2819/* 3243/*
2820 * Word select: select text for 2 clicks 3244 * Word select: select text for 2 clicks
2821 * We now only find out the boundary in one direction 3245 * We now only find out the boundary in one direction
2822 */ 3246 */
2823 3247
2824/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3248/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2825#define DELIMIT_TEXT(x) \ 3249#define DELIMIT_TEXT(x) \
2826 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(rs[Rs_cutchars], (x)) != NULL)) 3250 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2827#define DELIMIT_REND(x) 1 3251#define DELIMIT_REND(x) 1
2828 3252
2829void 3253void
2830rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3254rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2831{ 3255{
2832 int col, row, dirnadd, tcol, trow, w1, w2; 3256 int col, row, dirnadd, tcol, trow, w1, w2;
2833 row_col_t bound; 3257 row_col_t bound;
2834 text_t *stp; 3258 text_t *stp;
2835 rend_t *srp; 3259 rend_t *srp;
2836 3260
2837 if (dirn == UP) { 3261 if (dirn == UP)
2838 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3262 {
3263 bound.row = top_row - 1;
2839 bound.col = 0; 3264 bound.col = 0;
2840 dirnadd = -1; 3265 dirnadd = -1;
2841 } else { 3266 }
2842 bound.row = TermWin.saveLines + TermWin.nrow; 3267 else
3268 {
3269 bound.row = nrow;
2843 bound.col = TermWin.ncol - 1; 3270 bound.col = ncol - 1;
2844 dirnadd = 1; 3271 dirnadd = 1;
2845 } 3272 }
2846 row = mark->row + TermWin.saveLines; 3273
3274 row = mark->row;
2847 col = mark->col; 3275 col = max (mark->col, 0);
2848 MAX_IT(col, 0); 3276
2849/* find the edge of a word */ 3277 /* find the edge of a word */
2850 stp = &(screen.text[row][col]); 3278 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2851 w1 = DELIMIT_TEXT(*stp); 3279 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2852 3280
2853 if (selection_style != NEW_SELECT) { 3281 for (;;)
2854 if (w1 == 1) { 3282 {
3283 for (; col != bound.col; col += dirnadd)
3284 {
2855 stp += dirnadd; 3285 stp += dirnadd;
2856 if (DELIMIT_TEXT(*stp) == 1)
2857 goto Old_Word_Selection_You_Die;
2858 col += dirnadd;
2859 }
2860 w1 = 0;
2861 }
2862 srp = (&screen.rend[row][col]);
2863 w2 = DELIMIT_REND(*srp);
2864
2865 for (;;) {
2866 for (; col != bound.col; col += dirnadd) {
2867 stp += dirnadd; 3286 srp += dirnadd;
3287
3288 if (*stp == NOCHAR)
3289 continue;
3290
2868 if (DELIMIT_TEXT(*stp) != w1) 3291 if (DELIMIT_TEXT (*stp) != w1)
3292 break;
3293 if (DELIMIT_REND (*srp) != w2)
3294 break;
3295 }
3296
3297 if ((col == bound.col) && (row != bound.row))
3298 {
3299 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3300 {
3301 trow = row + dirnadd;
3302 tcol = dirn == UP ? ncol - 1 : 0;
3303
3304 if (!ROW(trow).t)
2869 break; 3305 break;
2870 srp += dirnadd; 3306
2871 if (DELIMIT_REND(*srp) != w2) 3307 stp = ROW(trow).t + tcol;
3308 srp = ROW(trow).r + tcol;
3309
3310 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2872 break; 3311 break;
2873 } 3312
2874 if ((col == bound.col) && (row != bound.row)) {
2875 if (screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2876 trow = row + dirnadd;
2877 tcol = dirn == UP ? TermWin.ncol - 1 : 0;
2878 if (screen.text[trow] == NULL)
2879 break;
2880 stp = &(screen.text[trow][tcol]);
2881 srp = &(screen.rend[trow][tcol]);
2882 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2883 break;
2884 row = trow; 3313 row = trow;
2885 col = tcol; 3314 col = tcol;
2886 continue; 3315 continue;
2887 } 3316 }
2888 } 3317 }
2889 break; 3318 break;
2890 } 3319 }
2891 Old_Word_Selection_You_Die:
2892 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));
2893 3320
2894 if (dirn == DN) 3321 if (dirn == DN)
2895 col++; /* put us on one past the end */ 3322 col++; /* put us on one past the end */
2896 3323
2897/* Poke the values back in */ 3324 /* Poke the values back in */
2898 ret->row = row - TermWin.saveLines; 3325 ret->row = row;
2899 ret->col = col; 3326 ret->col = col;
2900} 3327}
2901 3328
2902/* ------------------------------------------------------------------------- */ 3329/* ------------------------------------------------------------------------- */
2903/* 3330/*
2904 * Extend the selection to the specified x/y pixel location 3331 * Extend the selection to the specified x/y pixel location
… …
2906 * flag == 0 ==> button 1 3333 * flag == 0 ==> button 1
2907 * flag == 1 ==> button 3 press 3334 * flag == 1 ==> button 3 press
2908 * flag == 2 ==> button 3 motion 3335 * flag == 2 ==> button 3 motion
2909 */ 3336 */
2910void 3337void
2911rxvt_term::selection_extend (int x, int y, int flag) 3338rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2912{ 3339{
2913 int col, row; 3340 int col = clamp (Pixel2Col (x), 0, ncol);
3341 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2914 3342
2915 col = Pixel2Col(x);
2916 row = Pixel2Row(y);
2917 MAX_IT(row, 0);
2918 MIN_IT(row, (int)TermWin.nrow - 1);
2919 MAX_IT(col, 0);
2920 MIN_IT(col, (int)TermWin.ncol);
2921
2922#ifndef NO_NEW_SELECTION
2923 /* 3343 /*
2924 * If we're selecting characters (single click) then we must check first 3344 * If we're selecting characters (single click) then we must check first
2925 * if we are at the same place as the original mark. If we are then 3345 * if we are at the same place as the original mark. If we are then
2926 * select nothing. Otherwise, if we're to the right of the mark, you have to 3346 * select nothing. Otherwise, if we're to the right of the mark, you have to
2927 * be _past_ a character for it to be selected. 3347 * be _past_ a character for it to be selected.
2928 */ 3348 */
2929 if (selection_style != OLD_SELECT)
2930 {
2931 if (((selection.clicks % 3) == 1) && !flag 3349 if (((selection.clicks % 3) == 1) && !flag
2932 && (col == selection.mark.col 3350 && (col == selection.mark.col
2933 && (row == selection.mark.row + TermWin.view_start))) 3351 && (row == selection.mark.row - view_start)))
2934 { 3352 {
2935 /* select nothing */ 3353 /* select nothing */
2936 selection.beg.row = selection.end.row = 0; 3354 selection.beg.row = selection.end.row = 0;
2937 selection.beg.col = selection.end.col = 0; 3355 selection.beg.col = selection.end.col = 0;
2938 selection.clicks = 4; 3356 selection.clicks = 4;
2939 want_refresh = 1; 3357 want_refresh = 1;
2940 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2941 return; 3358 return;
2942 }
2943 } 3359 }
2944#endif 3360
2945 if (selection.clicks == 4) 3361 if (selection.clicks == 4)
2946 selection.clicks = 1; 3362 selection.clicks = 1;
2947 3363
2948 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3364 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2949 flag == 1 ? 1 : 0, /* ? button press */ 3365 flag == 1 ? 1 : 0, /* ? button press */
2950 0); /* no click change */ 3366 0); /* no click change */
2951} 3367}
2952 3368
2953/* ------------------------------------------------------------------------- */ 3369/* ------------------------------------------------------------------------- */
2954/* 3370/*
2955 * Extend the selection to the specified col/row 3371 * Extend the selection to the specified col/row
2956 */ 3372 */
2957void 3373void
2958rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3374rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2959{ 3375{
2960 int16_t ncol = TermWin.ncol;
2961 int end_col;
2962 row_col_t pos; 3376 row_col_t pos;
2963 enum { 3377 enum {
2964 LEFT, RIGHT 3378 LEFT, RIGHT
2965 } closeto = RIGHT; 3379 } closeto = RIGHT;
2966 3380
2967 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));
2968 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));
2969
2970 want_refresh = 1; 3381 want_refresh = 1;
3382
2971 switch (selection.op) { 3383 switch (selection.op)
3384 {
2972 case SELECTION_INIT: 3385 case SELECTION_INIT:
2973 CLEAR_SELECTION(); 3386 CLEAR_SELECTION ();
2974 selection.op = SELECTION_BEGIN; 3387 selection.op = SELECTION_BEGIN;
2975 /* FALLTHROUGH */ 3388 /* FALLTHROUGH */
2976 case SELECTION_BEGIN: 3389 case SELECTION_BEGIN:
2977 if (row != selection.mark.row || col != selection.mark.col 3390 if (row != selection.mark.row || col != selection.mark.col
2978 || (!button3 && buttonpress)) 3391 || (!button3 && buttonpress))
2979 selection.op = SELECTION_CONT; 3392 selection.op = SELECTION_CONT;
2980 break; 3393 break;
2981 case SELECTION_DONE: 3394 case SELECTION_DONE:
2982 selection.op = SELECTION_CONT; 3395 selection.op = SELECTION_CONT;
2983 /* FALLTHROUGH */ 3396 /* FALLTHROUGH */
2984 case SELECTION_CONT: 3397 case SELECTION_CONT:
2985 break; 3398 break;
2986 case SELECTION_CLEAR: 3399 case SELECTION_CLEAR:
2987 selection_start_colrow (col, row); 3400 selection_start_colrow (col, row);
2988 /* FALLTHROUGH */ 3401 /* FALLTHROUGH */
2989 default: 3402 default:
2990 return; 3403 return;
2991 } 3404 }
3405
2992 if (selection.beg.col == selection.end.col 3406 if (selection.beg.col == selection.end.col
2993 && selection.beg.col != selection.mark.col 3407 && selection.beg.col != selection.mark.col
2994 && selection.beg.row == selection.end.row 3408 && selection.beg.row == selection.end.row
2995 && selection.beg.row != selection.mark.row) { 3409 && selection.beg.row != selection.mark.row)
3410 {
2996 selection.beg.col = selection.end.col = selection.mark.col; 3411 selection.beg.col = selection.end.col = selection.mark.col;
2997 selection.beg.row = selection.end.row = selection.mark.row; 3412 selection.beg.row = selection.end.row = selection.mark.row;
2998 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));
2999 } 3413 }
3000 3414
3001 pos.col = col; 3415 pos.col = col;
3002 pos.row = row; 3416 pos.row = view_start + row;
3003 3417
3004 pos.row -= TermWin.view_start; /* adjust for scroll */ 3418 /*
3005 3419 * This is mainly xterm style selection with a couple of differences, mainly
3006#ifndef NO_OLD_SELECTION 3420 * in the way button3 drag extension works.
3007/* 3421 * We're either doing: button1 drag; button3 press; or button3 drag
3008 * This mimics some of the selection behaviour of version 2.20 and before. 3422 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3009 * There are no ``selection modes'', button3 is always character extension. 3423 * is always at the left/right edge of the selection.
3010 * Note: button3 drag is always available, c.f. v2.20 3424 * b) button3 press: extend/contract character/word/line at whichever edge of
3011 * Selection always terminates (left or right as appropriate) at the mark. 3425 * the selection we are closest to.
3426 * c) button3 drag : extend/contract character/word/line - we select around
3427 * a point/word/line which is either the start or end of the selection
3428 * and it was decided by whichever point/word/line was `fixed' at the
3429 * time of the most recent button3 press
3012 */ 3430 */
3013 if (selection_style == OLD_SELECT) { 3431 if (button3 && buttonpress)
3014 if (selection.clicks == 1 || button3) { 3432 {
3015 if (hate_those_clicks) { 3433 /* button3 press */
3016 hate_those_clicks = 0; 3434 /*
3017 if (selection.clicks == 1) { 3435 * first determine which edge of the selection we are closest to
3018 selection.beg.row = selection.mark.row; 3436 */
3019 selection.beg.col = selection.mark.col; 3437 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3020 } else { 3438 || (!ROWCOL_IS_AFTER (pos, selection.end)
3439 && (((pos.col - selection.beg.col)
3440 + ((pos.row - selection.beg.row) * ncol))
3441 < ((selection.end.col - pos.col)
3442 + ((selection.end.row - pos.row) * ncol)))))
3443 closeto = LEFT;
3444
3445 if (closeto == LEFT)
3446 {
3447 selection.beg.row = pos.row;
3448 selection.beg.col = pos.col;
3449 selection.mark.row = selection.end.row;
3450 selection.mark.col = selection.end.col - (selection.clicks == 2);
3451 }
3452 else
3453 {
3454 selection.end.row = pos.row;
3455 selection.end.col = pos.col;
3021 selection.mark.row = selection.beg.row; 3456 selection.mark.row = selection.beg.row;
3022 selection.mark.col = selection.beg.col; 3457 selection.mark.col = selection.beg.col;
3458 }
3459 }
3460 else
3461 {
3462 /* button1 drag or button3 drag */
3463 if (ROWCOL_IS_AFTER (selection.mark, pos))
3464 {
3465 if (selection.mark.row == selection.end.row
3466 && selection.mark.col == selection.end.col
3467 && clickchange
3468 && selection.clicks == 2)
3469 selection.mark.col--;
3470
3471 selection.beg.row = pos.row;
3472 selection.beg.col = pos.col;
3473 selection.end.row = selection.mark.row;
3474 selection.end.col = selection.mark.col + (selection.clicks == 2);
3475 }
3476 else
3477 {
3478 selection.beg.row = selection.mark.row;
3479 selection.beg.col = selection.mark.col;
3480 selection.end.row = pos.row;
3481 selection.end.col = pos.col;
3482 }
3483 }
3484
3485 if (selection.clicks == 1)
3486 {
3487 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3488 && !ROW(selection.beg.row).is_longer ()
3489#if !ENABLE_MINIMAL
3490 && !selection.rect
3491#endif
3492 )
3493 selection.beg.col = ncol;
3494
3495 if (
3496 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3497 && !ROW(selection.end.row).is_longer ()
3498#if !ENABLE_MINIMAL
3499 && !selection.rect
3500#endif
3501 )
3502 selection.end.col = ncol;
3503 }
3504 else if (selection.clicks == 2)
3505 {
3506 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3507 selection.end.col--;
3508
3509 selection_delimit_word (UP, &selection.beg, &selection.beg);
3510 selection_delimit_word (DN, &selection.end, &selection.end);
3511 }
3512 else if (selection.clicks == 3)
3513 {
3514#if ENABLE_FRILLS
3515 if (option (Opt_tripleclickwords))
3516 {
3517 selection_delimit_word (UP, &selection.beg, &selection.beg);
3518
3519 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3520 {
3521 if (!ROW(end_row).is_longer ())
3522 {
3523 selection.end.row = end_row;
3524 selection.end.col = ROW(end_row).l;
3525# if !ENABLE_MINIMAL
3526 selection_remove_trailing_spaces ();
3527# endif
3528 break;
3023 } 3529 }
3024 } 3530 }
3025 if (ROWCOL_IS_BEFORE(pos, selection.mark)) {
3026 selection.end.row = selection.mark.row;
3027 selection.end.col = selection.mark.col + 1;
3028 selection.beg.row = pos.row;
3029 selection.beg.col = pos.col;
3030 } else {
3031 selection.beg.row = selection.mark.row;
3032 selection.beg.col = selection.mark.col;
3033 selection.end.row = pos.row;
3034 selection.end.col = pos.col + 1;
3035 } 3531 }
3036 } else if (selection.clicks == 2) { 3532 else
3037 selection_delimit_word (UP, &(selection.mark), 3533#endif
3038 &(selection.beg)); 3534 {
3039 selection_delimit_word (DN, &(selection.mark), 3535 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3040 &(selection.end)); 3536 selection.mark.col++;
3041 hate_those_clicks = 1; 3537
3042 } else if (selection.clicks == 3) {
3043 selection.beg.row = selection.end.row = selection.mark.row;
3044 selection.beg.col = 0; 3538 selection.beg.col = 0;
3045 selection.end.col = ncol; 3539 selection.end.col = ncol;
3046 hate_those_clicks = 1; 3540
3047 } 3541 // select a complete logical line
3048 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)); 3542 while (selection.beg.row > -saveLines
3049 return; 3543 && ROW(selection.beg.row - 1).is_longer ())
3050 } 3544 selection.beg.row--;
3051#endif /* ! NO_OLD_SELECTION */ 3545
3052#ifndef NO_NEW_SELECTION 3546 while (selection.end.row < nrow
3053/* selection_style must not be OLD_SELECT to get here */ 3547 && ROW(selection.end.row).is_longer ())
3054/* 3548 selection.end.row++;
3055 * This is mainly xterm style selection with a couple of differences, mainly
3056 * in the way button3 drag extension works.
3057 * We're either doing: button1 drag; button3 press; or button3 drag
3058 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3059 * is always at the left/right edge of the selection.
3060 * b) button3 press: extend/contract character/word/line at whichever edge of
3061 * the selection we are closest to.
3062 * c) button3 drag : extend/contract character/word/line - we select around
3063 * a point/word/line which is either the start or end of the selection
3064 * and it was decided by whichever point/word/line was `fixed' at the
3065 * time of the most recent button3 press
3066 */
3067 if (button3 && buttonpress) { /* button3 press */
3068 /* 3549 }
3069 * first determine which edge of the selection we are closest to 3550 }
3070 */ 3551
3071 if (ROWCOL_IS_BEFORE(pos, selection.beg) 3552 if (button3 && buttonpress)
3072 || (!ROWCOL_IS_AFTER(pos, selection.end) 3553 {
3073 && (((pos.col - selection.beg.col) 3554 /* mark may need to be changed */
3074 + ((pos.row - selection.beg.row) * ncol))
3075 < ((selection.end.col - pos.col)
3076 + ((selection.end.row - pos.row) * ncol)))))
3077 closeto = LEFT;
3078 if (closeto == LEFT) { 3555 if (closeto == LEFT)
3079 selection.beg.row = pos.row; 3556 {
3080 selection.beg.col = pos.col;
3081 selection.mark.row = selection.end.row; 3557 selection.mark.row = selection.end.row;
3082 selection.mark.col = selection.end.col 3558 selection.mark.col = selection.end.col - (selection.clicks == 2);
3083 - (selection.clicks == 2); 3559 }
3084 } else { 3560 else
3085 selection.end.row = pos.row; 3561 {
3086 selection.end.col = pos.col;
3087 selection.mark.row = selection.beg.row; 3562 selection.mark.row = selection.beg.row;
3088 selection.mark.col = selection.beg.col; 3563 selection.mark.col = selection.beg.col;
3089 }
3090 } else { /* button1 drag or button3 drag */
3091 if (ROWCOL_IS_AFTER(selection.mark, pos)) {
3092 if ((selection.mark.row == selection.end.row)
3093 && (selection.mark.col == selection.end.col)
3094 && clickchange && selection.clicks == 2)
3095 selection.mark.col--;
3096 selection.beg.row = pos.row;
3097 selection.beg.col = pos.col;
3098 selection.end.row = selection.mark.row;
3099 selection.end.col = selection.mark.col
3100 + (selection.clicks == 2);
3101 } else {
3102 selection.beg.row = selection.mark.row;
3103 selection.beg.col = selection.mark.col;
3104 selection.end.row = pos.row;
3105 selection.end.col = pos.col;
3106 }
3107 }
3108
3109 if (selection.clicks == 1) {
3110 end_col = screen.tlen[selection.beg.row + TermWin.saveLines];
3111 if (end_col != -1 && selection.beg.col > end_col) {
3112#if 1
3113 selection.beg.col = ncol;
3114#else
3115 if (selection.beg.row != selection.end.row)
3116 selection.beg.col = ncol;
3117 else
3118 selection.beg.col = selection.mark.col;
3119#endif
3120 }
3121 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3122 if (end_col != -1 && selection.end.col > end_col)
3123 selection.end.col = ncol;
3124
3125 } else if (selection.clicks == 2) {
3126 if (ROWCOL_IS_AFTER(selection.end, selection.beg))
3127 selection.end.col--;
3128 selection_delimit_word (UP, &(selection.beg),
3129 &(selection.beg));
3130 selection_delimit_word (DN, &(selection.end),
3131 &(selection.end));
3132 } else if (selection.clicks == 3) {
3133#ifndef NO_FRILLS
3134 if ((Options & Opt_tripleclickwords)) {
3135 int end_row;
3136
3137 selection_delimit_word (UP, &(selection.beg),
3138 &(selection.beg));
3139 end_row = screen.tlen[selection.mark.row
3140 + TermWin.saveLines];
3141 for (end_row = selection.mark.row; end_row < TermWin.nrow;
3142 end_row++) {
3143 end_col = screen.tlen[end_row + TermWin.saveLines];
3144 if (end_col != -1) {
3145 selection.end.row = end_row;
3146 selection.end.col = end_col;
3147 selection_remove_trailing_spaces ();
3148 break;
3149 }
3150 }
3151 } else
3152#endif
3153 { 3564 }
3154 if (ROWCOL_IS_AFTER(selection.mark, selection.beg))
3155 selection.mark.col++;
3156 selection.beg.col = 0;
3157 selection.end.col = ncol;
3158 }
3159 } 3565 }
3160 if (button3 && buttonpress) { /* mark may need to be changed */
3161 if (closeto == LEFT) {
3162 selection.mark.row = selection.end.row;
3163 selection.mark.col = selection.end.col
3164 - (selection.clicks == 2);
3165 } else {
3166 selection.mark.row = selection.beg.row;
3167 selection.mark.col = selection.beg.col;
3168 }
3169 }
3170 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));
3171#endif /* ! NO_NEW_SELECTION */
3172}
3173 3566
3174#ifndef NO_FRILLS 3567#if !ENABLE_MINIMAL
3568 if (selection.rect && selection.beg.col > selection.end.col)
3569 ::swap (selection.beg.col, selection.end.col);
3570#endif
3571}
3572
3573#if !ENABLE_MINIMAL
3175void 3574void
3176rxvt_term::selection_remove_trailing_spaces () 3575rxvt_term::selection_remove_trailing_spaces () NOTHROW
3177{ 3576{
3178 int32_t end_col, end_row; 3577 int32_t end_col, end_row;
3179 text_t *stp; 3578 text_t *stp;
3180 3579
3181 end_col = selection.end.col; 3580 end_col = selection.end.col;
3182 end_row = selection.end.row; 3581 end_row = selection.end.row;
3582
3183 for ( ; end_row >= selection.beg.row; ) { 3583 for (; end_row >= selection.beg.row; )
3184 stp = screen.text[end_row + TermWin.saveLines]; 3584 {
3585 stp = ROW(end_row).t;
3586
3185 while (--end_col >= 0) { 3587 while (--end_col >= 0)
3186 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3187 break;
3188 } 3588 {
3189 if (end_col >= 0 3589 if (stp[end_col] != NOCHAR
3190 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) { 3590 && !unicode::is_space (stp[end_col]))
3191 selection.end.col = end_col + 1;
3192 selection.end.row = end_row;
3193 break; 3591 break;
3194 } 3592 }
3593
3594 if (end_col >= 0
3595 || !ROW(end_row - 1).is_longer ())
3596 {
3597 selection.end.col = end_col + 1;
3598 selection.end.row = end_row;
3599 break;
3600 }
3601
3195 end_row--; 3602 end_row--;
3196 end_col = TermWin.ncol; 3603 end_col = ncol;
3197 } 3604 }
3605
3198 if (selection.mark.row > selection.end.row) { 3606 if (selection.mark.row > selection.end.row)
3607 {
3199 selection.mark.row = selection.end.row; 3608 selection.mark.row = selection.end.row;
3200 selection.mark.col = selection.end.col; 3609 selection.mark.col = selection.end.col;
3610 }
3201 } else if (selection.mark.row == selection.end.row 3611 else if (selection.mark.row == selection.end.row
3202 && selection.mark.col > selection.end.col) 3612 && selection.mark.col > selection.end.col)
3203 selection.mark.col = selection.end.col; 3613 selection.mark.col = selection.end.col;
3204} 3614}
3205#endif 3615#endif
3206 3616
3207/* ------------------------------------------------------------------------- */ 3617/* ------------------------------------------------------------------------- */
3208/* 3618/*
3209 * Double click on button 3 when already selected 3619 * Double click on button 3 when already selected
3210 * EXT: button 3 double click 3620 * EXT: button 3 double click
3211 */ 3621 */
3212void 3622void
3213rxvt_term::selection_rotate (int x, int y) 3623rxvt_term::selection_rotate (int x, int y) NOTHROW
3214{ 3624{
3215 selection.clicks = selection.clicks % 3 + 1; 3625 selection.clicks = selection.clicks % 3 + 1;
3216 selection_extend_colrow (Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3626 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3217} 3627}
3218
3219/* ------------------------------------------------------------------------- */
3220/*
3221 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3222 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3223 * the X11 protocol.
3224 */
3225typedef CARD32 Atom32;
3226 3628
3227/* ------------------------------------------------------------------------- */ 3629/* ------------------------------------------------------------------------- */
3228/* 3630/*
3229 * Respond to a request for our current selection 3631 * Respond to a request for our current selection
3230 * EXT: SelectionRequest 3632 * EXT: SelectionRequest
3231 */ 3633 */
3232void 3634void
3233rxvt_term::selection_send (const XSelectionRequestEvent *rq) 3635rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3234{ 3636{
3235 XSelectionEvent ev; 3637 XSelectionEvent ev;
3236 XTextProperty ct;
3237 XICCEncodingStyle style;
3238 Atom target;
3239 3638
3240 ev.type = SelectionNotify; 3639 ev.type = SelectionNotify;
3241 ev.property = None; 3640 ev.property = None;
3242 ev.display = rq->display; 3641 ev.display = rq.display;
3243 ev.requestor = rq->requestor; 3642 ev.requestor = rq.requestor;
3244 ev.selection = rq->selection; 3643 ev.selection = rq.selection;
3245 ev.target = rq->target; 3644 ev.target = rq.target;
3246 ev.time = rq->time; 3645 ev.time = rq.time;
3247 3646
3248 if (rq->target == xa[XA_TARGETS]) { 3647 if (rq.target == xa[XA_TARGETS])
3648 {
3249 Atom32 target_list[5]; 3649 Atom target_list[6];
3250 Atom32 *target = target_list; 3650 Atom *target = target_list;
3251 3651
3252 *target++ = (Atom32) xa[XA_TARGETS]; 3652 *target++ = xa[XA_TARGETS];
3653 *target++ = xa[XA_TIMESTAMP];
3253 *target++ = (Atom32) XA_STRING; 3654 *target++ = XA_STRING;
3254 *target++ = (Atom32) xa[XA_TEXT]; 3655 *target++ = xa[XA_TEXT];
3255 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3656 *target++ = xa[XA_COMPOUND_TEXT];
3256#if X_HAVE_UTF8_STRING 3657#if X_HAVE_UTF8_STRING
3257 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3658 *target++ = xa[XA_UTF8_STRING];
3258#endif 3659#endif
3660
3259 XChangeProperty(Xdisplay, rq->requestor, rq->property, XA_ATOM, 3661 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3260 (8 * sizeof(target_list[0])), PropModeReplace, 3662 32, PropModeReplace,
3261 (unsigned char *)target_list, 3663 (unsigned char *)target_list, target - target_list);
3262 target - target_list);
3263 ev.property = rq->property; 3664 ev.property = rq.property;
3665 }
3666#if TODO // TODO
3264 } else if (rq->target == xa[XA_MULTIPLE]) { 3667 else if (rq.target == xa[XA_MULTIPLE])
3668 {
3265 /* TODO: Handle MULTIPLE */ 3669 /* TODO: Handle MULTIPLE */
3266 } else if (rq->target == xa[XA_TIMESTAMP] && selection.text) { 3670 }
3671#endif
3672 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3673 {
3267 XChangeProperty(Xdisplay, rq->requestor, rq->property, XA_INTEGER, 3674 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3268 (8 * sizeof(Time)), PropModeReplace,
3269 (unsigned char *)&selection_time, 1); 3675 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3270 ev.property = rq->property; 3676 ev.property = rq.property;
3677 }
3678 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3679 {
3680 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3681 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3682 ev.property = rq.property;
3683 }
3271 } else if (rq->target == XA_STRING 3684 else if (rq.target == XA_STRING
3272 || rq->target == xa[XA_TEXT] 3685 || rq.target == xa[XA_TEXT]
3273 || rq->target == xa[XA_COMPOUND_TEXT] 3686 || rq.target == xa[XA_COMPOUND_TEXT]
3274 || rq->target == xa[XA_UTF8_STRING] 3687 || rq.target == xa[XA_UTF8_STRING]
3275 ) { 3688 )
3689 {
3690 XTextProperty ct;
3691 Atom target = rq.target;
3276 short freect = 0; 3692 short freect = 0;
3277 int selectlen; 3693 int selectlen;
3278 char *cl; 3694 wchar_t *cl;
3695 enum {
3696 enc_string = XStringStyle,
3697 enc_text = XStdICCTextStyle,
3698 enc_compound_text = XCompoundTextStyle,
3699#ifdef X_HAVE_UTF8_STRING
3700 enc_utf8 = XUTF8StringStyle,
3701#else
3702 enc_utf8 = -1,
3703#endif
3704 } style;
3279 3705
3280 target = rq->target;
3281
3282 if (target == XA_STRING) 3706 if (target == XA_STRING)
3283 // we actually don't do XA_STRING, but who cares, as i18n clients 3707 // we actually don't do XA_STRING, but who cares, as i18n clients
3284 // will ask for another format anyways. 3708 // will ask for another format anyways.
3285 style = XStringStyle; 3709 style = enc_string;
3286 else if (target == xa[XA_TEXT]) 3710 else if (target == xa[XA_TEXT])
3287 style = XTextStyle; 3711 style = enc_text;
3288 else if (target == xa[XA_COMPOUND_TEXT]) 3712 else if (target == xa[XA_COMPOUND_TEXT])
3289 style = XCompoundTextStyle; 3713 style = enc_compound_text;
3290#if X_HAVE_UTF8_STRING 3714#if !ENABLE_MINIMAL
3291 else if (target == xa[XA_UTF8_STRING]) 3715 else if (target == xa[XA_UTF8_STRING])
3292 style = XUTF8StringStyle; 3716 style = enc_utf8;
3293#endif 3717#endif
3294 else 3718 else
3295 { 3719 {
3296 target = xa[XA_COMPOUND_TEXT]; 3720 target = xa[XA_COMPOUND_TEXT];
3297 style = XCompoundTextStyle; 3721 style = enc_compound_text;
3298 } 3722 }
3299 3723
3300 if (selection.text) { 3724 if (rq.selection == XA_PRIMARY && selection.text)
3725 {
3301 cl = (char *)selection.text; 3726 cl = selection.text;
3302 selectlen = selection.len; 3727 selectlen = selection.len;
3728 }
3729 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3730 {
3731 cl = selection.clip_text;
3732 selectlen = selection.clip_len;
3733 }
3303 } else { 3734 else
3735 {
3304 cl = ""; 3736 cl = L"";
3305 selectlen = 0; 3737 selectlen = 0;
3738 }
3739
3740#if !ENABLE_MINIMAL
3741 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3742 // so recode it manually
3743 if (style == enc_utf8)
3306 } 3744 {
3307
3308 if (XmbTextListToTextProperty(Xdisplay, &cl, 1, style, &ct) >= 0)
3309 freect = 1; 3745 freect = 1;
3746 ct.encoding = target;
3747 ct.format = 8;
3748 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3749 ct.nitems = strlen ((char *)ct.value);
3750 }
3310 else 3751 else
3752#endif
3753 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3754 freect = 1;
3755 else
3311 { 3756 {
3312 /* if we failed to convert then send it raw */ 3757 /* if we failed to convert then send it raw */
3313 ct.value = (unsigned char *)cl; 3758 ct.value = (unsigned char *)cl;
3314 ct.nitems = selectlen; 3759 ct.nitems = selectlen;
3760 ct.encoding = target;
3315 } 3761 }
3316 3762
3317 XChangeProperty(Xdisplay, rq->requestor, rq->property, 3763 XChangeProperty (dpy, rq.requestor, rq.property,
3318 target, 8, PropModeReplace, 3764 ct.encoding, 8, PropModeReplace,
3319 ct.value, (int)ct.nitems); 3765 ct.value, (int)ct.nitems);
3320 ev.property = rq->property; 3766 ev.property = rq.property;
3321 3767
3322 if (freect) 3768 if (freect)
3323 XFree (ct.value); 3769 XFree (ct.value);
3324 } 3770 }
3771
3325 XSendEvent(Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3772 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3326}
3327
3328/* ------------------------------------------------------------------------- *
3329 * MOUSE ROUTINES *
3330 * ------------------------------------------------------------------------- */
3331
3332/*
3333 * return col/row values corresponding to x/y pixel values
3334 */
3335void
3336rxvt_term::pixel_position (int *x, int *y)
3337{
3338 *x = Pixel2Col(*x);
3339 /* MAX_IT(*x, 0); MIN_IT(*x, (int)TermWin.ncol - 1); */
3340 *y = Pixel2Row(*y);
3341 /* MAX_IT(*y, 0); MIN_IT(*y, (int)TermWin.nrow - 1); */
3342} 3773}
3343 3774
3344/* ------------------------------------------------------------------------- */ 3775/* ------------------------------------------------------------------------- */
3345#ifdef USE_XIM 3776#ifdef USE_XIM
3346void 3777void
3347rxvt_term::set_position (XPoint *pos) 3778rxvt_term::im_set_position (XPoint &pos) NOTHROW
3348{ 3779{
3349 XWindowAttributes xwa; 3780 XWindowAttributes xwa;
3350 3781
3351 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3782 XGetWindowAttributes (dpy, vt, &xwa);
3783
3352 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3784 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3353 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3785 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3354} 3786}
3355
3356#endif 3787#endif
3357/* ------------------------------------------------------------------------- */ 3788
3358 3789#if ENABLE_OVERLAY
3790void
3791rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3792{
3793 if (nrow < 1 || ncol < 1)
3794 return;
3795
3796 want_refresh = 1;
3797
3798 scr_overlay_off ();
3799
3800 if (x < 0) x = ncol - w;
3801 if (y < 0) y = nrow - h;
3802
3803 // make space for border
3804 w += 2; min_it (w, ncol);
3805 h += 2; min_it (h, nrow);
3806
3807 x -= 1; clamp_it (x, 0, ncol - w);
3808 y -= 1; clamp_it (y, 0, nrow - h);
3809
3810 ov.x = x; ov.y = y;
3811 ov.w = w; ov.h = h;
3812
3813 ov.text = new text_t *[h];
3814 ov.rend = new rend_t *[h];
3815
3816 for (y = 0; y < h; y++)
3817 {
3818 text_t *tp = ov.text[y] = new text_t[w];
3819 rend_t *rp = ov.rend[y] = new rend_t[w];
3820
3821 text_t t0, t1, t2;
3822 rend_t r = OVERLAY_RSTYLE;
3823
3824 if (y == 0)
3825 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3826 else if (y < h - 1)
3827 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3828 else
3829 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3830
3831 *tp++ = t0;
3832 *rp++ = r;
3833
3834 for (x = w - 2; x > 0; --x)
3835 {
3836 *tp++ = t1;
3837 *rp++ = r;
3838 }
3839
3840 *tp = t2;
3841 *rp = r;
3842 }
3843}
3844
3845void
3846rxvt_term::scr_overlay_off () NOTHROW
3847{
3848 if (!ov.text)
3849 return;
3850
3851 want_refresh = 1;
3852
3853 for (int y = 0; y < ov.h; y++)
3854 {
3855 delete [] ov.text[y];
3856 delete [] ov.rend[y];
3857 }
3858
3859 delete [] ov.text; ov.text = 0;
3860 delete [] ov.rend; ov.rend = 0;
3861}
3862
3863void
3864rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3865{
3866 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3867 return;
3868
3869 x++, y++;
3870
3871 ov.text[y][x] = text;
3872 ov.rend[y][x] = rend;
3873}
3874
3875void
3876rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3877{
3878 while (*s)
3879 scr_overlay_set (x++, y, *s++);
3880}
3881
3882void
3883rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3884{
3885 while (*s)
3886 {
3887 text_t t = *s++;
3888 int width = WCWIDTH (t);
3889
3890 while (width--)
3891 {
3892 scr_overlay_set (x++, y, t);
3893 t = NOCHAR;
3894 }
3895 }
3896}
3897
3898void
3899rxvt_term::scr_swap_overlay () NOTHROW
3900{
3901 if (!ov.text)
3902 return;
3903
3904 // hide cursor if it is within the overlay area
3905 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3906 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3907 screen.flags &= ~Screen_VisibleCursor;
3908
3909 // swap screen mem with overlay
3910 for (int y = ov.h; y--; )
3911 {
3912 text_t *t1 = ov.text[y];
3913 rend_t *r1 = ov.rend[y];
3914
3915 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3916 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3917
3918 for (int x = ov.w; x--; )
3919 {
3920 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3921 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3922 }
3923 }
3924}
3925
3926#endif
3359/* ------------------------------------------------------------------------- * 3927/* ------------------------------------------------------------------------- */
3360 * DEBUG ROUTINES *
3361 * ------------------------------------------------------------------------- */
3362#if 0
3363void
3364rxvt_debug_colors(void)
3365{
3366 int color;
3367 const char *name[] = {
3368 "fg", "bg",
3369 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3370 };
3371 3928
3372 fprintf(stderr, "Color ( ");
3373 if (rstyle & RS_RVid)
3374 fprintf(stderr, "rvid ");
3375 if (rstyle & RS_Bold)
3376 fprintf(stderr, "bold ");
3377 if (rstyle & RS_Blink)
3378 fprintf(stderr, "blink ");
3379 if (rstyle & RS_Uline)
3380 fprintf(stderr, "uline ");
3381 fprintf(stderr, "): ");
3382
3383 color = GET_FGCOLOR(rstyle);
3384#ifndef NO_BRIGHTCOLOR
3385 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3386 color -= (minBrightCOLOR - minCOLOR);
3387 fprintf(stderr, "bright ");
3388 }
3389#endif
3390 fprintf(stderr, "%s on ", name[color]);
3391
3392 color = GET_BGCOLOR(rstyle);
3393#ifndef NO_BRIGHTCOLOR
3394 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3395 color -= (minBrightCOLOR - minCOLOR);
3396 fprintf(stderr, "bright ");
3397 }
3398#endif
3399 fprintf(stderr, "%s\n", name[color]);
3400}
3401#endif

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