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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.37 by pcg, Tue Feb 24 23:58:13 2004 UTC vs.
Revision 1.430 by root, Sun Jan 13 20:16:40 2013 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 <schmorp@schmorp.de>
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!! 33static inline void
36
37inline void fill_text (text_t *start, text_t value, int len) 34fill_text (text_t *start, text_t value, int len)
38{ 35{
39 while (len--) 36 while (len--)
40 *start++ = value; 37 *start++ = value;
41} 38}
42 39
43/* ------------------------------------------------------------------------- */ 40/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 16384
45#define TABSIZE 8 /* default tab size */ 41#define TABSIZE 8 /* default tab size */
46 42
47/* ------------------------------------------------------------------------- * 43/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 44 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 45 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK() \ 46#define ZERO_SCROLLBACK() \
51 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
52 TermWin.view_start = 0 48 view_start = 0
53#define CLEAR_SELECTION() \ 49#define CLEAR_SELECTION() \
54 selection.beg.row = selection.beg.col \ 50 selection.beg.row = selection.beg.col \
55 = selection.end.row = selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION() \ 52#define CLEAR_ALL_SELECTION() \
57 selection.beg.row = selection.beg.col \ 53 selection.beg.row = selection.beg.col \
58 = selection.mark.row = selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
59 = selection.end.row = selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
60 56
61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 57#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
62 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 58 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 59#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
64 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 60 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
66 (((A) == (C)) && ((B) > (D))) 62 (((A) == (C)) && ((B) > (D)))
67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) >= (D))) 64 (((A) == (C)) && ((B) >= (D)))
69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
70 (((A) == (C)) && ((B) < (D))) 66 (((A) == (C)) && ((B) < (D)))
71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) <= (D))) 68 (((A) == (C)) && ((B) <= (D)))
73 69
74/* these must be row_col_t */ 70/* these must be row_col_t */
75#define ROWCOL_IS_AFTER(X, Y) \ 71#define ROWCOL_IS_AFTER(X, Y) \
76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 72 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
77#define ROWCOL_IS_BEFORE(X, Y) \ 73#define ROWCOL_IS_BEFORE(X, Y) \
78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IN_ROW_AFTER(X, Y) \ 75#define ROWCOL_IN_ROW_AFTER(X, Y) \
80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 77#define ROWCOL_IN_ROW_BEFORE(X, Y) \
82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 79#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) 80 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) \ 81#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) 82 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 83
88/* 84/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 85 * 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 */ 86 */
93#define drawBuffer TermWin.vt
94
95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \
97 XClearArea (display->display, 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) \ 87#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 88 if (mapped) \
103 XClearArea (display->display, drawBuffer, x, y, \ 89 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel (num), \ 90 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel (1), False) 91 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
109 TermWin.int_bwidth, Row2Pixel (row), \
110 (unsigned int)TermWin.width, \
111 (unsigned int)Height2Pixel (num))
112 92
113/* ------------------------------------------------------------------------- * 93/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 94 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 95 * ------------------------------------------------------------------------- */
96
116/* Fill part/all of a line with blanks. */ 97/* Fill part/all of a line with blanks. */
117void 98void
118rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 99rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
119{ 100{
120 efs &= ~RS_baseattrMask; 101 if (!l.valid ())
102 {
103 l.alloc ();
104 col = 0;
105 width = ncol;
106 }
107
108 l.touch ();
109
110 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
121 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 111 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
112
113 text_t *et = l.t + col;
114 rend_t *er = l.r + col;
122 115
123 while (width--) 116 while (width--)
124 { 117 {
125 *et++ = ' '; 118 *et++ = ' ';
126 *er++ = efs; 119 *er++ = efs;
… …
128} 121}
129 122
130/* ------------------------------------------------------------------------- */ 123/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 124/* Fill a full line with blanks - make sure it is allocated first */
132void 125void
133rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 126rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
134{ 127{
135#ifdef DEBUG_STRICT 128 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 }
143 129
144 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 130 l.l = 0;
131 l.f = 0;
132}
133
134// nuke a single wide character at the given column
135void
136rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
137{
138 // find begin
139 while (col > 0 && l.t[col] == NOCHAR)
140 col--;
141
142 rend_t rend = l.r[col] & ~RS_baseattrMask;
143 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
144
145 l.touch ();
146
147 // found start, nuke
148 do {
149 l.t[col] = ' ';
150 l.r[col] = rend;
151 col++;
152 } while (col < ncol && l.t[col] == NOCHAR);
145} 153}
146 154
147/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
150void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
151rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
152{ 195{
153 unsigned int ncol, nrow, total_rows, prev_total_rows; 196#if ENABLE_OVERLAY
154 unsigned int p, q; 197 scr_overlay_off ();
155 int k; 198#endif
156 rend_t setrstyle;
157 199
158 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
159
160 TermWin.view_start = 0; 200 view_start = 0;
161 num_scr = 0; 201 num_scr = 0;
162 202
163 if (TermWin.ncol == 0) 203 if (ncol == 0)
164 TermWin.ncol = 80; 204 ncol = 80;
165 205
166 if (TermWin.nrow == 0) 206 if (nrow == 0)
167 TermWin.nrow = 24; 207 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 208
172 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 210 return;
174 211
212 // we need at least two lines for wrapping to work correctly
213 while (nrow + saveLines < 2)
214 {
215 //TODO//FIXME
216 saveLines++;
217 prev_nrow--;
218 top_row--;
219 }
220
175 want_refresh = 1; 221 want_refresh = 1;
176 222
223 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 224 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 225
180 screen.tscroll = 0; 226 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
182 228
183 if (!talloc) 229 void *prev_chunk = chunk;
184 { 230 size_t prev_chunk_size = chunk_size;
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 231 line_t *prev_drawn_buf = drawn_buf;
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 232 line_t *prev_swap_buf = swap_buf;
187 } 233 line_t *prev_row_buf = row_buf;
188 234
189 if (prev_nrow == 0) 235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
239 if (!prev_row_buf)
190 { 240 {
191 /* 241 /*
192 * first time called so just malloc everything : don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */ 243 */
195 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 244 top_row = 0;
196 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *)); 245 term_start = 0;
197 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
198 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
199 246
200 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t));
201 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
202
203 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
204 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
205 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
206 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
207
208 for (p = 0; p < nrow; p++)
209 {
210 q = p + TermWin.saveLines;
211 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
213 screen.tlen[q] = swap.tlen[p] = 0;
214 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
215 }
216
217 MEMSET (charsets, 'B', sizeof (charsets)); 247 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 251 screen.charset = 0;
223 current_screen = PRIMARY; 252 current_screen = PRIMARY;
… …
235 selection.text = NULL; 264 selection.text = NULL;
236 selection.len = 0; 265 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
239 selection.clicks = 0; 268 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (); 269 selection.clip_text = NULL;
241 rvideo = 0; 270 selection.clip_len = 0;
242 } 271 }
243 else 272 else
244 { 273 {
245 /* 274 /*
246 * add or delete rows as appropriate 275 * add or delete rows as appropriate
247 */ 276 */
248 setrstyle = DEFAULT_RSTYLE;
249 277
250 if (nrow < prev_nrow) 278 for (int row = min (nrow, prev_nrow); row--; )
279 {
280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
282
283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285
286 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
287 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
288 swap_buf [row].l = min (prev_swap_buf [row].l, ncol);
289 swap_buf [row].f = prev_swap_buf [row].f;
251 { 290 }
252 /* delete rows */
253 k = min (TermWin.nscrolled, prev_nrow - nrow);
254 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
255 291
256 for (p = nrow; p < prev_nrow; p++) 292 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
293 int pend = MOD (term_start + top_row , prev_total_rows);
294 int q = total_rows; // rewrapped row
295
296 if (top_row)
297 {
298 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
299 // to come up with a lean and mean algorithm.
300 // TODO: maybe optimise when width didn't change
301
302 row_col_t ocur = screen.cur;
303 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
304
305 do
257 { 306 {
258 q = p + TermWin.saveLines; 307 p = MOD (p - 1, prev_total_rows);
259 if (screen.text[q]) 308 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
309 int plines = 1;
310 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
311
312 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 313 {
261#ifdef DEBUG_STRICT 314 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 315
263#endif 316 plines++;
264 talloc->free (screen.text[q]); 317 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 318 }
267 if (swap.text[p]) 319
320 int qlines = max (0, (llen - 1) / ncol) + 1;
321
322 // drop partial lines completely
323 if (q < qlines)
324 break;
325
326 q -= qlines;
327
328 int lofs = 0;
329 line_t *qline;
330
331 // re-assemble the full line by destination lines
332 for (int qrow = q; qlines--; qrow++)
268 { 333 {
269#ifdef DEBUG_STRICT 334 qline = row_buf + qrow;
270 assert (swap.rend[p]); 335 qline->alloc (); // redundant with next line
271#endif 336 qline->l = ncol;
272 talloc->free (swap.text[p]); 337 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 338
339 int qcol = 0;
340
341 // see below for cursor adjustment rationale
342 if (p == ocur.row)
343 screen.cur.row = q - (total_rows - nrow);
344
345 // fill a single destination line
346 while (lofs < llen && qcol < ncol)
347 {
348 int prow = lofs / prev_ncol;
349 int pcol = lofs % prev_ncol;
350
351 prow = MOD (p + prow, prev_total_rows);
352
353 // we only adjust the cursor _row_ and put it into
354 // the topmost line of "long line" it was in, as
355 // this seems to upset applications/shells/readline
356 // least.
357 if (prow == ocur.row)
358 screen.cur.row = q - (total_rows - nrow);
359
360 line_t &pline = prev_row_buf [prow];
361
362 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
363
364 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
365 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
366
367 lofs += len;
368 qcol += len;
369 }
274 } 370 }
275#ifdef DEBUG_STRICT 371
276 assert (drawn_text[p] && drawn_rend[p]); 372 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 373 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 374 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 375 }
376 while (p != pend && q > 0);
281 377
282 /* we have fewer rows so fix up cursor position */ 378 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 379 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
285 380
286 scr_reset_realloc (); /* realloc _last_ */ 381 // make sure all terminal lines exist
287 } 382 while (top_row > 0)
288 else if (nrow > prev_nrow) 383 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
289 { 384 }
290 /* add rows */ 385 else
291 scr_reset_realloc (); /* realloc _first_ */ 386 {
387 // if no scrollback exists (yet), wing, instead of wrap
292 388
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 389 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 { 390 {
299 screen.tlen[p] = 0; 391 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 392 line_t &dst = row_buf [row];
301 screen.rend[p] = NULL; 393
394 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
395
396 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
397 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
398 dst.l = common_col;
302 } 399 }
303 400
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++) 401 for (int row = prev_nrow; row < nrow; row++)
308 { 402 scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
309 swap.tlen[p] = 0;
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 }
317 403
318 if (k > 0) 404 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 { 405 }
339 int common = min (prev_ncol, ncol);
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
342 406
343 for (p = 0; p < total_rows; p++) 407 clamp_it (screen.cur.row, 0, nrow - 1);
344 { 408 clamp_it (screen.cur.col, 0, ncol - 1);
345 if (screen.text[p]) 409 }
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;
349 410
350 MIN_IT (screen.tlen[p], (int16_t)ncol); 411 for (int row = nrow; row--; )
412 {
413 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
414 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
415 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
416 }
351 417
352 if (ncol > prev_ncol) 418 chunk_free (prev_chunk, prev_chunk_size);
353 scr_blank_line (& (screen.text[p][prev_ncol]),
354 & (screen.rend[p][prev_ncol]),
355 ncol - prev_ncol,
356 setrstyle);
357 }
358 }
359 419
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); 420 free (tabs);
394 } 421 tabs = (char *)rxvt_malloc (ncol);
422
423 for (int col = ncol; col--; )
424 tabs [col] = col % TABSIZE == 0;
425
426 CLEAR_ALL_SELECTION ();
395 427
396 prev_nrow = nrow; 428 prev_nrow = nrow;
397 prev_ncol = ncol; 429 prev_ncol = ncol;
398 430
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 (); 431 tt_winch ();
405}
406 432
407void 433 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} 434}
429 435
430/* ------------------------------------------------------------------------- */ 436void ecb_cold
431/*
432 * Free everything. That way malloc debugging can find leakage.
433 */
434void
435rxvt_term::scr_release () 437rxvt_term::scr_release () NOTHROW
436{ 438{
437 uint16_t total_rows; 439 chunk_free (chunk, chunk_size);
438 int i; 440 chunk = 0;
441 row_buf = 0;
439 442
440 total_rows = TermWin.nrow + TermWin.saveLines;
441
442#ifdef DEBUG_STRICT
443 for (i = 0; i < total_rows; i++)
444 {
445 if (screen.text[i])
446 /* then so is screen.rend[i] */
447 assert (screen.rend[i]);
448 }
449#endif
450
451 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0;
453
454 free (screen.text);
455 free (screen.tlen);
456 free (screen.rend);
457 free (drawn_text);
458 free (drawn_rend);
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 443 free (tabs);
465
466 /* NULL these so if anything tries to use them, we'll know about it */
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; 444 tabs = 0;
473} 445}
474 446
475/* ------------------------------------------------------------------------- */ 447/* ------------------------------------------------------------------------- */
476/* 448/*
477 * Hard reset 449 * Hard/Soft reset
478 */ 450 */
479void 451void ecb_cold
480rxvt_term::scr_poweron () 452rxvt_term::scr_poweron ()
481{ 453{
482 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
483
484 scr_release (); 454 scr_release ();
455
485 prev_nrow = prev_ncol = 0; 456 prev_nrow = prev_ncol = 0;
457 rvideo_mode = false;
458 scr_soft_reset ();
486 scr_reset (); 459 scr_reset ();
487 460
488 scr_clear (); 461 scr_clear (true);
489 scr_refresh (SLOW_REFRESH); 462 scr_refresh ();
463}
464
465void ecb_cold
466rxvt_term::scr_soft_reset () NOTHROW
467{
468 /* only affects modes, nothing drastic such as clearing the screen */
469#if ENABLE_OVERLAY
470 scr_overlay_off ();
471#endif
472
473 if (current_screen != PRIMARY)
474 scr_swap_screen ();
475
476 scr_scroll_region (0, MAX_ROWS - 1);
477 scr_rendition (0, ~RS_None);
478 scr_insert_mode (0);
490} 479}
491 480
492/* ------------------------------------------------------------------------- * 481/* ------------------------------------------------------------------------- *
493 * PROCESS SCREEN COMMANDS * 482 * PROCESS SCREEN COMMANDS *
494 * ------------------------------------------------------------------------- */ 483 * ------------------------------------------------------------------------- */
… …
496 * Save and Restore cursor 485 * Save and Restore cursor
497 * XTERM_SEQ: Save cursor : ESC 7 486 * XTERM_SEQ: Save cursor : ESC 7
498 * XTERM_SEQ: Restore cursor: ESC 8 487 * XTERM_SEQ: Restore cursor: ESC 8
499 */ 488 */
500void 489void
501rxvt_term::scr_cursor (int mode) 490rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
502{ 491{
503 screen_t *s; 492 screen_t *s;
504
505 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
506 493
507#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 494#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
508 if (current_screen == SECONDARY) 495 if (current_screen == SECONDARY)
509 s = & (swap); 496 s = &swap;
510 else 497 else
511#endif 498#endif
512 s = & (screen); 499 s = &screen;
500
513 switch (mode) 501 switch (mode)
514 { 502 {
515 case SAVE: 503 case SAVE:
516 s->s_cur.row = s->cur.row; 504 s->s_cur.row = screen.cur.row;
517 s->s_cur.col = s->cur.col; 505 s->s_cur.col = screen.cur.col;
518 s->s_rstyle = rstyle; 506 s->s_rstyle = rstyle;
519 s->s_charset = s->charset; 507 s->s_charset = screen.charset;
520 s->s_charset_char = charsets[s->charset]; 508 s->s_charset_char = charsets[screen.charset];
521 break; 509 break;
510
522 case RESTORE: 511 case RESTORE:
523 want_refresh = 1; 512 want_refresh = 1;
524 s->cur.row = s->s_cur.row; 513 screen.cur.row = s->s_cur.row;
525 s->cur.col = s->s_cur.col; 514 screen.cur.col = s->s_cur.col;
526 s->flags &= ~Screen_WrapNext; 515 screen.flags &= ~Screen_WrapNext;
527 rstyle = s->s_rstyle; 516 rstyle = s->s_rstyle;
528 s->charset = s->s_charset; 517 screen.charset = s->s_charset;
529 charsets[s->charset] = s->s_charset_char; 518 charsets[screen.charset] = s->s_charset_char;
530 set_font_style (); 519 set_font_style ();
531 break; 520 break;
532 } 521 }
522
533 /* boundary check in case screen size changed between SAVE and RESTORE */ 523 /* boundary check in case screen size changed between SAVE and RESTORE */
534 MIN_IT (s->cur.row, TermWin.nrow - 1); 524 min_it (s->cur.row, nrow - 1);
535 MIN_IT (s->cur.col, TermWin.ncol - 1); 525 min_it (s->cur.col, ncol - 1);
536#ifdef DEBUG_STRICT
537 assert (s->cur.row >= 0); 526 assert (s->cur.row >= 0);
538 assert (s->cur.col >= 0); 527 assert (s->cur.col >= 0);
539#else /* drive with your eyes closed */ 528}
540 MAX_IT (s->cur.row, 0); 529
541 MAX_IT (s->cur.col, 0); 530void
542#endif 531rxvt_term::scr_swap_screen () NOTHROW
532{
533 if (!option (Opt_secondaryScreen))
534 return;
535
536 for (int i = prev_nrow; i--; )
537 ::swap (ROW(i), swap_buf [i]);
538
539 ::swap (screen.cur, swap.cur);
540
541 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
542 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
543} 543}
544 544
545/* ------------------------------------------------------------------------- */ 545/* ------------------------------------------------------------------------- */
546/* 546/*
547 * Swap between primary and secondary screens 547 * Swap between primary and secondary screens
548 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 548 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
549 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 549 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
550 */ 550 */
551int 551void
552rxvt_term::scr_change_screen (int scrn) 552rxvt_term::scr_change_screen (int scrn)
553{ 553{
554 int i; 554 if (scrn == current_screen)
555 return;
556
557 want_refresh = 1;
558 view_start = 0;
559
560 /* check for boundary cross */
561 row_col_t pos;
562 pos.row = pos.col = 0;
563 if (ROWCOL_IS_BEFORE (selection.beg, pos)
564 && ROWCOL_IS_AFTER (selection.end, pos))
565 CLEAR_SELECTION ();
566
567 current_screen = scrn;
568
555#if NSCREENS 569#if NSCREENS
556 int offset; 570 if (option (Opt_secondaryScreen))
557#endif 571 {
558
559 want_refresh = 1;
560
561 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
562
563 TermWin.view_start = 0;
564
565 if (current_screen == scrn)
566 return current_screen;
567
568 selection_check (2); /* check for boundary cross */
569
570 SWAP_IT (current_screen, scrn, int);
571#if NSCREENS
572 num_scr = 0; 572 num_scr = 0;
573 offset = TermWin.saveLines; 573
574 for (i = prev_nrow; i--;) 574 scr_swap_screen ();
575 { 575
576 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 576 ::swap (screen.charset, swap.charset);
577 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 577 ::swap (screen.flags, swap.flags);
578 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
579 }
580 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
581 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
582# ifdef DEBUG_STRICT
583 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
584 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
585# else /* drive with your eyes closed */
586 MAX_IT (screen.cur.row, 0);
587 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
588 MAX_IT (screen.cur.col, 0);
589 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
590# endif
591 SWAP_IT (screen.charset, swap.charset, int16_t);
592 SWAP_IT (screen.flags, swap.flags, int);
593 screen.flags |= Screen_VisibleCursor; 578 screen.flags |= Screen_VisibleCursor;
594 swap.flags |= Screen_VisibleCursor; 579 swap.flags |= Screen_VisibleCursor;
595#else 580 }
596# ifdef SCROLL_ON_NO_SECONDARY 581 else
597 if (current_screen == PRIMARY) 582#endif
583 if (option (Opt_secondaryScroll))
598 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 584 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
599# endif 585}
600#endif 586
601 return scrn; 587// clear WrapNext indicator, solidifying position on next line
588void
589rxvt_term::scr_do_wrap () NOTHROW
590{
591 if (!(screen.flags & Screen_WrapNext))
592 return;
593
594 screen.flags &= ~Screen_WrapNext;
595
596 screen.cur.col = 0;
597
598 if (screen.cur.row == screen.bscroll)
599 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
600 else if (screen.cur.row < nrow - 1)
601 screen.cur.row++;
602} 602}
603 603
604/* ------------------------------------------------------------------------- */ 604/* ------------------------------------------------------------------------- */
605/* 605/*
606 * Change the colour for following text 606 * Change the colour for following text
607 */ 607 */
608void 608void
609rxvt_term::scr_color (unsigned int color, int fgbg) 609rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
610{ 610{
611 color &= RS_fgMask; 611 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
612 color = fgbg;
613
612 if (fgbg == Color_fg) 614 if (fgbg == Color_fg)
613 rstyle = SET_FGCOLOR (rstyle, color); 615 rstyle = SET_FGCOLOR (rstyle, color);
614 else 616 else
615 rstyle = SET_BGCOLOR (rstyle, color); 617 rstyle = SET_BGCOLOR (rstyle, color);
616} 618}
… …
618/* ------------------------------------------------------------------------- */ 620/* ------------------------------------------------------------------------- */
619/* 621/*
620 * Change the rendition style for following text 622 * Change the rendition style for following text
621 */ 623 */
622void 624void
623rxvt_term::scr_rendition (int set, int style) 625rxvt_term::scr_rendition (int set, int style) NOTHROW
624 { 626{
625 if (set) 627 if (set)
626 rstyle |= style; 628 rstyle |= style;
627 else if (style == ~RS_None) 629 else if (style == ~RS_None)
628 rstyle = DEFAULT_RSTYLE; 630 rstyle = DEFAULT_RSTYLE;
629 else 631 else
630 rstyle &= ~style; 632 rstyle &= ~style;
631 } 633}
632 634
633/* ------------------------------------------------------------------------- */ 635/* ------------------------------------------------------------------------- */
634/* 636/*
635 * Scroll text between <row1> and <row2> inclusive, by <count> lines 637 * Scroll text between <row1> and <row2> inclusive, by <count> lines
636 * count positive ==> scroll up 638 * count positive ==> scroll up
637 * count negative ==> scroll down 639 * count negative ==> scroll down
638 * spec == 0 for normal routines
639 */ 640 */
640int 641int ecb_hot
641rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 642rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
642{ 643{
643 int i, j;
644 long nscrolled;
645
646 if (count == 0 || (row1 > row2)) 644 if (count == 0 || (row1 > row2))
647 return 0; 645 return 0;
648 646
649 want_refresh = 1; 647 want_refresh = 1;
650 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 648 num_scr += count;
651 649
652 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 650 if (count > 0
651 && row1 == 0
652 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
653 {
654 min_it (count, total_rows - (nrow - (row2 + 1)));
655
656 top_row = max (top_row - count, -saveLines);
657
658 // sever bottommost line
653 { 659 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 660 line_t &l = ROW(row2);
661 l.is_longer (0);
662 l.touch ();
663 }
655 664
656 if (nscrolled > (long)TermWin.saveLines) 665 // scroll everything up 'count' lines
657 TermWin.nscrolled = TermWin.saveLines; 666 term_start = (term_start + count) % total_rows;
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // erase newly scrolled-in lines
681 for (int i = count; i--; )
682 {
683 line_t &l = ROW(row2 - i);
684
685 // optimise if already cleared, can be significant on slow machines
686 // could be rolled into scr_blank_screen_mem
687 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
688 {
689 scr_blank_line (l, 0, l.l, rstyle);
690 l.l = 0;
691 l.f = 0;
692 }
658 else 693 else
659 TermWin.nscrolled = (uint16_t)nscrolled; 694 scr_blank_screen_mem (l, rstyle);
695 }
660 696
697 // move and/or clear selection, if any
698 if (selection.op && current_screen == selection.screen
699 && selection.beg.row <= row2)
700 {
701 selection.beg.row -= count;
702 selection.end.row -= count;
703 selection.mark.row -= count;
704
705 selection_check (0);
706 }
707
708 // finally move the view window, if desired
661 if ((Options & Opt_scrollWithBuffer) 709 if (option (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 710 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 711 && view_start != -saveLines)
664 scr_page (UP, count); 712 scr_page (UP, count);
713
714 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
715 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
716 }
717 else
665 } 718 {
666 else if (!spec)
667 row1 += TermWin.saveLines;
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 719 if (selection.op && current_screen == selection.screen)
672 { 720 {
673 i = selection.beg.row + TermWin.saveLines; 721 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 722 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 723 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 724 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 725 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 726 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 727 {
682 CLEAR_ALL_SELECTION (); 728 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 729 selection.op = SELECTION_CLEAR;
684 } 730 }
685 else if (j >= row1 && j <= row2) 731 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 732 {
687 /* move selected region too */ 733 /* move selected region too */
688 selection.beg.row -= count; 734 selection.beg.row -= count;
689 selection.end.row -= count; 735 selection.end.row -= count;
690 selection.mark.row -= count; 736 selection.mark.row -= count;
737
738 selection_check (0);
691 } 739 }
692 }
693
694 selection_check (0); /* _after_ TermWin.nscrolled update */
695
696 num_scr += count;
697 j = count;
698
699 if (count < 0)
700 count = -count;
701
702 i = row2 - row1 + 1;
703 MIN_IT (count, i);
704
705 if (j > 0)
706 {
707 /* A: scroll up */
708
709 /* A1: Copy lines that will get clobbered by the rotation */
710 for (i = 0, j = row1; i < count; i++, j++)
711 { 740 }
712 buf_text[i] = screen.text[j]; 741
713 buf_rend[i] = screen.rend[j]; 742 // use a simple and robust scrolling algorithm, this
743 // part of scr_scroll_text is not time-critical.
744
745 // sever line above scroll region
746 if (row1)
714 } 747 {
715 /* A2: Rotate lines */ 748 line_t &l = ROW(row1 - 1);
716 for (j = row1, i = j + count; i <= row2; i++, j++) 749 l.is_longer (0);
750 l.touch ();
717 { 751 }
718 screen.tlen[j] = screen.tlen[i]; 752
719 screen.text[j] = screen.text[i]; 753 int rows = row2 - row1 + 1;
720 screen.rend[j] = screen.rend[i]; 754
755 min_it (count, rows);
756
757 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
758
759 for (int row = 0; row < rows; row++)
721 } 760 {
722 j = row2 - count + 1, i = count; 761 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
723 }
724 else /* if (j < 0) */
725 {
726 /* B: scroll down */
727 762
728 /* B1: Copy lines that will get clobbered by the rotation */ 763 if (!IN_RANGE_EXC (row + count, 0, rows))
729 for (i = 0, j = row2; i < count; i++, j--) 764 scr_blank_screen_mem (temp_buf [row], rstyle);
730 { 765 }
731 buf_text[i] = screen.text[j]; 766
732 buf_rend[i] = screen.rend[j]; 767 for (int row = 0; row < rows; row++)
733 } 768 ROW(row1 + row) = temp_buf [row];
734 /* B2: Rotate lines */ 769
735 for (j = row2, i = j - count; i >= row1; i--, j--) 770 // sever bottommost line
736 { 771 {
737 screen.tlen[j] = screen.tlen[i]; 772 line_t &l = ROW(row2);
738 screen.text[j] = screen.text[i]; 773 l.is_longer (0);
739 screen.rend[j] = screen.rend[i]; 774 l.touch ();
740 } 775 }
741 j = row1, i = count;
742 count = -count;
743 }
744
745 /* C: Resurrect lines */
746 for (; i--; j++)
747 {
748 screen.tlen[j] = 0;
749 screen.text[j] = buf_text[i];
750 screen.rend[j] = buf_rend[i];
751
752 if (!spec) /* line length may not equal TermWin.ncol */
753 scr_blank_screen_mem (screen.text, screen.rend,
754 (unsigned int)j, rstyle);
755 } 776 }
756 777
757 return count; 778 return count;
758} 779}
759 780
760/* ------------------------------------------------------------------------- */ 781/* ------------------------------------------------------------------------- */
761/* 782/*
762 * Add text given in <str> of length <len> to screen struct 783 * Add text given in <str> of length <len> to screen struct
763 */ 784 */
764void 785void ecb_hot
765rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 786rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
766{ 787{
767 unsigned char checksel, clearsel;
768 uint32_t c;
769 int i, row, last_col;
770 text_t *stp;
771 rend_t *srp;
772
773 if (len <= 0) /* sanity */ 788 if (len <= 0) /* sanity */
774 return; 789 return;
775 790
791 bool checksel;
792 unicode_t c;
793 int ncol = this->ncol;
794 const wchar_t *strend = str + len;
795
776 want_refresh = 1; 796 want_refresh = 1;
777 last_col = TermWin.ncol;
778
779 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
780 ZERO_SCROLLBACK (); 797 ZERO_SCROLLBACK ();
798
781 if (nlines > 0) 799 if (minlines > 0)
782 { 800 {
783 nlines += (screen.cur.row - screen.bscroll); 801 minlines += screen.cur.row - screen.bscroll;
802 min_it (minlines, screen.cur.row - top_row);
803
784 if ((nlines > 0) 804 if (minlines > 0
785 && (screen.tscroll == 0) 805 && screen.tscroll == 0
786 && (screen.bscroll == (TermWin.nrow - 1))) 806 && screen.bscroll == nrow - 1)
787 { 807 {
788 /* _at least_ this many lines need to be scrolled */ 808 /* _at least_ this many lines need to be scrolled */
789 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 809 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
790 screen.cur.row -= nlines; 810 screen.cur.row -= minlines;
791 } 811 }
792 } 812 }
793#ifdef DEBUG_STRICT 813
794 assert (screen.cur.col < last_col); 814 assert (screen.cur.col < ncol);
795 assert ((screen.cur.row < TermWin.nrow) 815 assert (screen.cur.row < nrow
796 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 816 && screen.cur.row >= top_row);
797#else /* drive with your eyes closed */ 817 int row = screen.cur.row;
798 MIN_IT (screen.cur.col, last_col - 1);
799 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
800 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
801#endif
802 row = screen.cur.row + TermWin.saveLines;
803 818
804 checksel = (selection.op 819 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
805 && current_screen == selection.screen) ? 1 : 0;
806 clearsel = 0;
807 820
808 stp = screen.text[row]; 821 line_t *line = &ROW(row);
809 srp = screen.rend[row];
810 822
811 for (i = 0; i < len;) 823 while (str < strend)
812 { 824 {
813 c = str[i++]; 825 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
814 switch (c) 826
827 if (ecb_unlikely (c < 0x20))
828 if (c == C0_LF)
815 { 829 {
816 case '\t': 830 max_it (line->l, screen.cur.col);
817 scr_tab (1); 831
832 screen.flags &= ~Screen_WrapNext;
833
834 if (screen.cur.row == screen.bscroll)
835 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
836 else if (screen.cur.row < (nrow - 1))
837 row = ++screen.cur.row;
838
839 line = &ROW(row); /* _must_ refresh */
818 continue; 840 continue;
819 case '\n': 841 }
820 if (screen.tlen[row] != -1) /* XXX: think about this */ 842 else if (c == C0_CR)
821 MAX_IT (screen.tlen[row], screen.cur.col); 843 {
822 screen.flags &= ~Screen_WrapNext; 844 max_it (line->l, screen.cur.col);
823 if (screen.cur.row == screen.bscroll) 845
824 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
825 else if (screen.cur.row < (TermWin.nrow - 1))
826 row = (++screen.cur.row) + TermWin.saveLines;
827 stp = screen.text[row]; /* _must_ refresh */
828 srp = screen.rend[row]; /* _must_ refresh */
829 continue;
830 case '\r':
831 if (screen.tlen[row] != -1) /* XXX: think about this */
832 MAX_IT (screen.tlen[row], screen.cur.col);
833 screen.flags &= ~Screen_WrapNext; 846 screen.flags &= ~Screen_WrapNext;
834 screen.cur.col = 0; 847 screen.cur.col = 0;
835 continue; 848 continue;
836 default:
837 if (c == 127)
838 continue; /* yummmm..... */
839 break;
840 } 849 }
850 else if (c == C0_HT)
851 {
852 scr_tab (1, true);
853 continue;
854 }
841 855
856 if (ecb_unlikely (
842 if (checksel /* see if we're writing within selection */ 857 checksel /* see if we're writing within selection */
843 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 858 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
844 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 859 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
860 ))
845 { 861 {
846 checksel = 0; 862 checksel = 0;
847 clearsel = 1;
848 } 863 /*
849 if (screen.flags & Screen_WrapNext) 864 * If we wrote anywhere in the selected area, kill the selection
865 * XXX: should we kill the mark too? Possibly, but maybe that
866 * should be a similar check.
867 */
868 CLEAR_SELECTION ();
850 { 869 }
851 screen.tlen[row] = -1;
852 if (screen.cur.row == screen.bscroll)
853 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
854 else if (screen.cur.row < (TermWin.nrow - 1))
855 row = (++screen.cur.row) + TermWin.saveLines;
856 stp = screen.text[row]; /* _must_ refresh */
857 srp = screen.rend[row]; /* _must_ refresh */
858 screen.cur.col = 0;
859 screen.flags &= ~Screen_WrapNext;
860 }
861 if (screen.flags & Screen_Insert)
862 scr_insdel_chars (1, INSERT);
863 870
864 if (charsets[screen.charset] == '0') // DEC SPECIAL 871 if (ecb_unlikely (screen.flags & Screen_WrapNext))
865 switch (c)
866 { 872 {
867 // dunno where these come from 873 scr_do_wrap ();
868#if 0 874
869 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 875 line->l = ncol;
870 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; 876 line->is_longer (1);
871#endif 877
878 row = screen.cur.row;
879 line = &ROW(row); /* _must_ refresh */
880 }
881
882 // some utf-8 decoders "decode" surrogate characters: let's fix this.
883 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
884 c = 0xfffd;
885
886 // rely on wcwidth to tell us the character width, do wcwidth before
887 // further replacements, as wcwidth might return -1 for the line
888 // drawing characters below as they might be invalid in the current
889 // locale.
890 int width = WCWIDTH (c);
891
892 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
893 {
872 // vt100 special graphics and line drawing 894 // vt100 special graphics and line drawing
873 case '`': c = 0x25c6; break; case '_': c = 0x0020; break; 895 // 5f-7e standard vt100
874 case 'a': c = 0x2592; break; case 'b': c = 0x2409; break; case 'c': c = 0x240c; break; 896 // 40-5e rxvt extension for extra curses acs chars
875 case 'd': c = 0x240d; break; case 'e': c = 0x240a; break; case 'f': c = 0x00b0; break; 897 static uint16_t vt100_0[62] = { // 41 .. 7e
876 case 'g': c = 0x00b1; break; case 'h': c = 0x2424; break; case 'i': c = 0x240b; break; 898 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
877 case 'j': c = 0x2518; break; case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; 899 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
878 case 'm': c = 0x2514; break; case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; 900 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
879 case 'p': c = 0x23bb; break; case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; 901 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
880 case 's': c = 0x23bd; break; case 't': c = 0x251c; break; case 'u': c = 0x2524; break; 902 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
881 case 'v': c = 0x2534; break; case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; 903 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
882 case 'y': c = 0x2264; break; case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; 904 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
883 case '|': c = 0x2260; break; case '}': c = 0x00a3; break; case '~': c = 0x00b7; break; 905 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
884 } 906 };
885 907
886 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 908 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
887 // rely on wcwidth to tell us the character width, at least for non-ascii 909 {
888 int width = c <= 128 ? 1 : wcwidth (c); 910 c = vt100_0[c - 0x41];
911 width = 1; // vt100 line drawing characters are always single-width
912 }
913 }
889 914
890 // width -1 characters (e.g. combining chars) are ignored currently. 915 if (ecb_unlikely (screen.flags & Screen_Insert))
916 scr_insdel_chars (width, INSERT);
917
891 if (width > 0) 918 if (width != 0)
892 do 919 {
920#if !UNICODE_3
921 // trim characters we can't store directly :(
922 if (c >= 0x10000)
923# if ENABLE_COMBINING
924 c = rxvt_composite.compose (c); // map to lower 16 bits
925# else
926 c = 0xfffd;
927# endif
928#endif
929
930 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
931
932 // if the character doesn't fit into the remaining columns...
933 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
893 { 934 {
935 if (screen.flags & Screen_Autowrap)
936 {
937 // ... artificially enlargen the previous one
938 c = NOCHAR;
939 // and try the same character next loop iteration
940 --str;
941 }
942 else
943 screen.cur.col = ncol - width;
944 }
945
946 // nuke the character at this position, if required
947 // due to wonderful coincidences everywhere else in this loop
948 // we never have to check for overwriting a wide char itself,
949 // only its tail.
950 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
951 scr_kill_char (*line, screen.cur.col);
952
953 line->touch ();
954
955 do
956 {
894 stp[screen.cur.col] = c; 957 line->t[screen.cur.col] = c;
895 srp[screen.cur.col] = rend; 958 line->r[screen.cur.col] = rend;
896 959
897 if (screen.cur.col < last_col - 1) 960 if (ecb_likely (screen.cur.col < ncol - 1))
898 screen.cur.col++; 961 screen.cur.col++;
899 else 962 else
900 { 963 {
901 screen.tlen[row] = last_col; 964 line->l = ncol;
902 if (screen.flags & Screen_Autowrap) 965 if (screen.flags & Screen_Autowrap)
903 screen.flags |= Screen_WrapNext; 966 screen.flags |= Screen_WrapNext;
904 break; 967
968 goto end_of_line;
905 } 969 }
906 970
907 c = NOCHAR; 971 c = NOCHAR;
908 } 972 }
909 while (--width > 0); 973 while (ecb_unlikely (--width > 0));
910 else
911 (void)0; /* handle combining character etc. here. */
912 }
913 974
914 if (screen.tlen[row] != -1) /* XXX: think about this */ 975 // pad with spaces when overwriting wide character with smaller one
915 MAX_IT (screen.tlen[row], screen.cur.col); 976 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
977 {
978 line->t[c] = ' ';
979 line->r[c] = rend;
980 }
916 981
917 /* 982end_of_line:
918 * If we wrote anywhere in the selected area, kill the selection 983 ;
919 * XXX: should we kill the mark too? Possibly, but maybe that 984 }
920 * should be a similar check. 985#if ENABLE_COMBINING
921 */ 986 else // width == 0
922 if (clearsel) 987 {
923 CLEAR_SELECTION (); 988 if (c != 0xfeff) // ignore BOM
989 {
990 // handle combining characters
991 // we just tag the accent on the previous on-screen character.
992 // this is arguably not correct, but also arguably not wrong.
993 // we don't handle double-width characters nicely yet.
994 line_t *linep;
995 text_t *tp;
996 rend_t *rp;
924 997
925#ifdef DEBUG_STRICT 998 if (screen.cur.col > 0)
999 {
1000 linep = line;
1001 tp = line->t + screen.cur.col - 1;
1002 rp = line->r + screen.cur.col - 1;
1003 }
1004 else if (screen.cur.row > 0
1005 && ROW(screen.cur.row - 1).is_longer ())
1006 {
1007 linep = &ROW(screen.cur.row - 1);
1008 tp = line->t + ncol - 1;
1009 rp = line->r + ncol - 1;
1010 }
1011 else
1012 continue;
1013
1014 linep->touch ();
1015
1016 while (*tp == NOCHAR && tp > linep->t)
1017 tp--, rp--;
1018
1019 // first try to find a precomposed character
1020 unicode_t n = rxvt_compose (*tp, c);
1021 if (n == NOCHAR)
1022 n = rxvt_composite.compose (*tp, c);
1023
1024 *tp = n;
1025 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1026 }
1027 }
1028#endif
1029 }
1030
1031 max_it (line->l, screen.cur.col);
1032
926 assert (screen.cur.row >= 0); 1033 assert (screen.cur.row >= 0);
927#else /* drive with your eyes closed */
928 MAX_IT (screen.cur.row, 0);
929#endif
930} 1034}
931 1035
932/* ------------------------------------------------------------------------- */ 1036/* ------------------------------------------------------------------------- */
933/* 1037/*
934 * Process Backspace. Move back the cursor back a position, wrap if have to 1038 * Process Backspace. Move back the cursor back a position, wrap if have to
935 * XTERM_SEQ: CTRL-H 1039 * XTERM_SEQ: CTRL-H
936 */ 1040 */
937void 1041void
938rxvt_term::scr_backspace () 1042rxvt_term::scr_backspace () NOTHROW
939{ 1043{
940 want_refresh = 1;
941 if (screen.cur.col == 0) 1044 if (screen.cur.col == 0)
942 { 1045 {
943 if (screen.cur.row > 0) 1046 if (screen.cur.row > 0)
944 { 1047 {
945#ifdef TERMCAP_HAS_BW 1048#ifdef TERMCAP_HAS_BW
946 screen.cur.col = TermWin.ncol - 1; 1049 screen.cur.col = ncol - 1;
947 screen.cur.row--; 1050 --screen.cur.row;
948 return;
949#endif
950 1051
1052 want_refresh = 1;
1053#endif
951 } 1054 }
952 } 1055 }
953 else if ((screen.flags & Screen_WrapNext) == 0) 1056 else if (screen.flags & Screen_WrapNext)
1057 screen.flags &= ~Screen_WrapNext;
1058 else
954 scr_gotorc (0, -1, RELATIVE); 1059 scr_gotorc (0, -1, RELATIVE);
955 screen.flags &= ~Screen_WrapNext;
956} 1060}
957 1061
958/* ------------------------------------------------------------------------- */ 1062/* ------------------------------------------------------------------------- */
959/* 1063/*
960 * Process Horizontal Tab 1064 * Process Horizontal Tab
961 * count: +ve = forward; -ve = backwards 1065 * count: +ve = forward; -ve = backwards
962 * XTERM_SEQ: CTRL-I 1066 * XTERM_SEQ: CTRL-I
963 */ 1067 */
964void 1068void
965rxvt_term::scr_tab (int count) 1069rxvt_term::scr_tab (int count, bool ht) NOTHROW
966{ 1070{
967 int i, x; 1071 int i, x;
968 1072
969 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
970 want_refresh = 1; 1073 want_refresh = 1;
971 i = x = screen.cur.col; 1074 i = x = screen.cur.col;
1075
972 if (count == 0) 1076 if (count == 0)
973 return; 1077 return;
974 else if (count > 0) 1078 else if (count > 0)
975 { 1079 {
1080 line_t &l = ROW(screen.cur.row);
1081 rend_t base_rend = l.r[i];
1082 ht &= l.t[i] == ' ';
1083
976 for (; ++i < TermWin.ncol; ) 1084 for (; ++i < ncol; )
977 if (tabs[i]) 1085 if (tabs[i])
978 { 1086 {
979 x = i; 1087 x = i;
1088
980 if (!--count) 1089 if (!--count)
981 break; 1090 break;
982 } 1091 }
1092 else
1093 ht &= l.t[i] == ' '
1094 && RS_SAME (l.r[i], base_rend);
1095
983 if (count) 1096 if (count)
984 x = TermWin.ncol - 1; 1097 x = ncol - 1;
1098
1099 // store horizontal tab commands as characters inside the text
1100 // buffer so they can be selected and pasted.
1101 if (ht && option (Opt_pastableTabs))
1102 {
1103 base_rend = SET_FONT (base_rend, 0);
1104
1105 l.touch (x);
1106
1107 i = screen.cur.col;
1108
1109 l.t[i] = '\t';
1110 l.r[i] = base_rend;
1111
1112 while (++i < x)
1113 {
1114 l.t[i] = NOCHAR;
1115 l.r[i] = base_rend;
1116 }
1117 }
985 } 1118 }
986 else /* if (count < 0) */ 1119 else /* if (count < 0) */
987 { 1120 {
988 for (; --i >= 0; ) 1121 for (; --i >= 0; )
989 if (tabs[i]) 1122 if (tabs[i])
990 { 1123 {
991 x = i; 1124 x = i;
992 if (!++count) 1125 if (!++count)
993 break; 1126 break;
994 } 1127 }
1128
995 if (count) 1129 if (count)
996 x = 0; 1130 x = 0;
997 } 1131 }
1132
998 if (x != screen.cur.col) 1133 if (x != screen.cur.col)
999 scr_gotorc (0, x, R_RELATIVE); 1134 scr_gotorc (0, x, R_RELATIVE);
1000} 1135}
1001 1136
1002/* ------------------------------------------------------------------------- */ 1137/* ------------------------------------------------------------------------- */
… …
1004 * Process DEC Back Index 1139 * Process DEC Back Index
1005 * XTERM_SEQ: ESC 6 1140 * XTERM_SEQ: ESC 6
1006 * Move cursor left in row. If we're at the left boundary, shift everything 1141 * Move cursor left in row. If we're at the left boundary, shift everything
1007 * in that row right. Clear left column. 1142 * in that row right. Clear left column.
1008 */ 1143 */
1009#ifndef NO_FRILLS 1144#if !ENABLE_MINIMAL
1010void 1145void ecb_cold
1011rxvt_term::scr_backindex () 1146rxvt_term::scr_backindex () NOTHROW
1012{ 1147{
1013 if (screen.cur.col > 0) 1148 if (screen.cur.col > 0)
1014 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1149 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1015 else 1150 else
1016 {
1017 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1018 return; /* um, yeah? */
1019 scr_insdel_chars (1, INSERT); 1151 scr_insdel_chars (1, INSERT);
1020 }
1021} 1152}
1022#endif 1153#endif
1023/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1024/* 1155/*
1025 * Process DEC Forward Index 1156 * Process DEC Forward Index
1026 * XTERM_SEQ: ESC 9 1157 * XTERM_SEQ: ESC 9
1027 * Move cursor right in row. If we're at the right boundary, shift everything 1158 * Move cursor right in row. If we're at the right boundary, shift everything
1028 * in that row left. Clear right column. 1159 * in that row left. Clear right column.
1029 */ 1160 */
1030#ifndef NO_FRILLS 1161#if !ENABLE_MINIMAL
1031void 1162void ecb_cold
1032rxvt_term::scr_forwardindex () 1163rxvt_term::scr_forwardindex () NOTHROW
1033{ 1164{
1034 int row;
1035
1036 if (screen.cur.col < TermWin.ncol - 1) 1165 if (screen.cur.col < ncol - 1)
1037 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1166 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1038 else 1167 else
1039 { 1168 {
1040 row = screen.cur.row + TermWin.saveLines; 1169 line_t &l = ROW(screen.cur.row);
1041 if (screen.tlen[row] == 0) 1170
1042 return; /* um, yeah? */ 1171 l.touch ();
1043 else if (screen.tlen[row] == -1) 1172 l.is_longer (0);
1044 screen.tlen[row] = TermWin.ncol; 1173
1045 scr_gotorc (0, 0, R_RELATIVE); 1174 scr_gotorc (0, 0, R_RELATIVE);
1046 scr_insdel_chars (1, DELETE); 1175 scr_insdel_chars (1, DELETE);
1047 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1176 scr_gotorc (0, ncol - 1, R_RELATIVE);
1048 } 1177 }
1049} 1178}
1050#endif 1179#endif
1051 1180
1052/* ------------------------------------------------------------------------- */ 1181/* ------------------------------------------------------------------------- */
1053/* 1182/*
1054 * Goto Row/Column 1183 * Goto Row/Column
1055 */ 1184 */
1056void 1185void
1057rxvt_term::scr_gotorc (int row, int col, int relative) 1186rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1058{ 1187{
1059 want_refresh = 1; 1188 want_refresh = 1;
1060 ZERO_SCROLLBACK (); 1189 ZERO_SCROLLBACK ();
1061 1190
1062 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));
1063
1064 screen.cur.col = ((relative & C_RELATIVE) ? (screen.cur.col + col) 1191 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1065 : col); 1192 clamp_it (screen.cur.col, 0, ncol - 1);
1066 MAX_IT (screen.cur.col, 0);
1067 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1068 1193
1069 screen.flags &= ~Screen_WrapNext; 1194 screen.flags &= ~Screen_WrapNext;
1195
1070 if (relative & R_RELATIVE) 1196 if (relative & R_RELATIVE)
1071 { 1197 {
1072 if (row > 0) 1198 if (row > 0)
1073 { 1199 {
1074 if (screen.cur.row <= screen.bscroll 1200 if (screen.cur.row <= screen.bscroll
… …
1087 } 1213 }
1088 } 1214 }
1089 else 1215 else
1090 { 1216 {
1091 if (screen.flags & Screen_Relative) 1217 if (screen.flags & Screen_Relative)
1218 {
1092 { /* relative origin mode */ 1219 /* relative origin mode */
1093 screen.cur.row = row + screen.tscroll; 1220 screen.cur.row = row + screen.tscroll;
1094 MIN_IT (screen.cur.row, screen.bscroll); 1221 min_it (screen.cur.row, screen.bscroll);
1095 } 1222 }
1096 else 1223 else
1097 screen.cur.row = row; 1224 screen.cur.row = row;
1098 } 1225 }
1099 MAX_IT (screen.cur.row, 0);
1100 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1101}
1102 1226
1227 clamp_it (screen.cur.row, 0, nrow - 1);
1228}
1229
1103/* ------------------------------------------------------------------------- */ 1230/* ------------------------------------------------------------------------- */
1104/* 1231/*
1105 * direction should be UP or DN 1232 * direction should be UP or DN
1106 */ 1233 */
1107void 1234void
1108rxvt_term::scr_index (enum page_dirn direction) 1235rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1109{ 1236{
1110 int dirn; 1237 int dirn;
1111 1238
1112 want_refresh = 1; 1239 want_refresh = 1;
1240 ZERO_SCROLLBACK ();
1241
1113 dirn = ((direction == UP) ? 1 : -1); 1242 dirn = ((direction == UP) ? 1 : -1);
1114 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1115
1116 ZERO_SCROLLBACK ();
1117 1243
1118 screen.flags &= ~Screen_WrapNext; 1244 screen.flags &= ~Screen_WrapNext;
1245
1119 if ((screen.cur.row == screen.bscroll && direction == UP) 1246 if ((screen.cur.row == screen.bscroll && direction == UP)
1120 || (screen.cur.row == screen.tscroll && direction == DN)) 1247 || (screen.cur.row == screen.tscroll && direction == DN))
1121 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1248 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1122 else 1249 else
1123 screen.cur.row += dirn; 1250 screen.cur.row += dirn;
1124 MAX_IT (screen.cur.row, 0); 1251
1125 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1252 clamp_it (screen.cur.row, 0, nrow - 1);
1126 selection_check (0); 1253 selection_check (0);
1127} 1254}
1128 1255
1129/* ------------------------------------------------------------------------- */ 1256/* ------------------------------------------------------------------------- */
1130/* 1257/*
1131 * Erase part or whole of a line 1258 * Erase part or whole of a line
1132 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1259 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1133 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1260 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1134 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1261 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1262 * extension: clear to right unless wrapped: ESC [ 3 K
1135 */ 1263 */
1136void 1264void
1137rxvt_term::scr_erase_line (int mode) 1265rxvt_term::scr_erase_line (int mode) NOTHROW
1138{ 1266{
1139 unsigned int row, col, num; 1267 unsigned int col, num;
1140 1268
1141 want_refresh = 1; 1269 want_refresh = 1;
1142 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1143 ZERO_SCROLLBACK (); 1270 ZERO_SCROLLBACK ();
1144 1271
1145 selection_check (1); 1272 selection_check (1);
1146 1273
1147 screen.flags &= ~Screen_WrapNext; 1274 line_t &line = ROW(screen.cur.row);
1148 1275
1149 row = TermWin.saveLines + screen.cur.row; 1276 line.touch ();
1277 line.is_longer (0);
1278
1150 switch (mode) 1279 switch (mode)
1151 { 1280 {
1281 case 3:
1282 if (screen.flags & Screen_WrapNext)
1283 return;
1284
1285 /* fall through */
1286
1152 case 0: /* erase to end of line */ 1287 case 0: /* erase to end of line */
1153 col = screen.cur.col; 1288 col = screen.cur.col;
1154 num = TermWin.ncol - col; 1289 num = ncol - col;
1155 MIN_IT (screen.tlen[row], (int16_t)col); 1290 min_it (line.l, col);
1291
1156 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1292 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1157 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1293 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1158 CLEAR_SELECTION (); 1294 CLEAR_SELECTION ();
1159 break; 1295 break;
1296
1160 case 1: /* erase to beginning of line */ 1297 case 1: /* erase to beginning of line */
1161 col = 0; 1298 col = 0;
1162 num = screen.cur.col + 1; 1299 num = screen.cur.col + 1;
1300
1163 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1301 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1164 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1302 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1165 CLEAR_SELECTION (); 1303 CLEAR_SELECTION ();
1166 break; 1304 break;
1305
1167 case 2: /* erase whole line */ 1306 case 2: /* erase whole line */
1168 col = 0; 1307 col = 0;
1169 num = TermWin.ncol; 1308 num = ncol;
1170 screen.tlen[row] = 0; 1309 line.l = 0;
1171 if (selection.beg.row <= screen.cur.row 1310 if (selection.beg.row <= screen.cur.row
1172 && selection.end.row >= screen.cur.row) 1311 && selection.end.row >= screen.cur.row)
1173 CLEAR_SELECTION (); 1312 CLEAR_SELECTION ();
1174 break; 1313 break;
1175 default: 1314 default:
1176 return; 1315 return;
1177 } 1316 }
1178 1317
1179 if (screen.text[row]) 1318 scr_blank_line (line, col, num, rstyle);
1180 scr_blank_line (& (screen.text[row][col]),
1181 & (screen.rend[row][col]), num, rstyle);
1182 else
1183 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1184} 1319}
1185 1320
1186/* ------------------------------------------------------------------------- */ 1321/* ------------------------------------------------------------------------- */
1187/* 1322/*
1188 * Erase part of whole of the screen 1323 * Erase part or whole of the screen
1189 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1324 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1190 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1325 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1191 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1326 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1192 */ 1327 */
1193void 1328void
1194rxvt_term::scr_erase_screen (int mode) 1329rxvt_term::scr_erase_screen (int mode) NOTHROW
1195{ 1330{
1196 int num; 1331 int num;
1197 int32_t row, row_offset; 1332 int32_t row;
1198 rend_t ren; 1333 rend_t ren;
1199 XGCValues gcvalue; 1334 XGCValues gcvalue;
1200 1335
1201 want_refresh = 1; 1336 want_refresh = 1;
1202 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1203 ZERO_SCROLLBACK (); 1337 ZERO_SCROLLBACK ();
1204 row_offset = (int32_t)TermWin.saveLines;
1205 1338
1206 switch (mode) 1339 switch (mode)
1207 { 1340 {
1208 case 0: /* erase to end of screen */ 1341 case 0: /* erase to end of screen */
1209 selection_check (1);
1210 scr_erase_line (0); 1342 scr_erase_line (0);
1211 row = screen.cur.row + 1; /* possible OOB */ 1343 row = screen.cur.row + 1; /* possible OOB */
1212 num = TermWin.nrow - row; 1344 num = nrow - row;
1213 break; 1345 break;
1214 case 1: /* erase to beginning of screen */ 1346 case 1: /* erase to beginning of screen */
1215 selection_check (3);
1216 scr_erase_line (1); 1347 scr_erase_line (1);
1217 row = 0; 1348 row = 0;
1218 num = screen.cur.row; 1349 num = screen.cur.row;
1219 break; 1350 break;
1220 case 2: /* erase whole screen */ 1351 case 2: /* erase whole screen */
1221 selection_check (3);
1222 row = 0; 1352 row = 0;
1223 num = TermWin.nrow; 1353 num = nrow;
1224 break; 1354 break;
1225 default: 1355 default:
1226 return; 1356 return;
1227 } 1357 }
1228 refresh_type |= REFRESH_BOUNDS; 1358
1229 if (selection.op && current_screen == selection.screen 1359 if (selection.op && current_screen == selection.screen
1230 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1360 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1231 || (selection.end.row >= row 1361 || (selection.end.row >= row
1232 && selection.end.row <= row + num))) 1362 && selection.end.row <= row + num)))
1233 CLEAR_SELECTION (); 1363 CLEAR_SELECTION ();
1364
1234 if (row >= TermWin.nrow) /* Out Of Bounds */ 1365 if (row >= nrow) /* Out Of Bounds */
1235 return; 1366 return;
1236 MIN_IT (num, (TermWin.nrow - row)); 1367
1368 min_it (num, nrow - row);
1369
1237 if (rstyle & (RS_RVid | RS_Uline)) 1370 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1238 ren = (rend_t) ~RS_None; 1371 ren = (rend_t) ~RS_None;
1239 else if (GET_BASEBG (rstyle) == Color_bg) 1372 else if (GET_BASEBG (rstyle) == Color_bg)
1240 { 1373 {
1241 ren = DEFAULT_RSTYLE; 1374 ren = DEFAULT_RSTYLE;
1242 CLEAR_ROWS (row, num); 1375
1376 if (mapped)
1377 XClearArea (dpy, vt, 0,
1378 Row2Pixel (row - view_start), (unsigned int)vt_width,
1379 (unsigned int)Height2Pixel (num), False);
1243 } 1380 }
1244 else 1381 else
1245 { 1382 {
1246 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1383 ren = rstyle & (RS_fgMask | RS_bgMask);
1384
1385 if (mapped)
1386 {
1247 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1387 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1248 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1388 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1249 ERASE_ROWS (row, num); 1389 XFillRectangle (dpy, vt, gc,
1390 0, Row2Pixel (row - view_start),
1391 (unsigned int)vt_width,
1392 (unsigned int)Height2Pixel (num));
1250 gcvalue.foreground = PixColors[Color_fg]; 1393 gcvalue.foreground = pix_colors[Color_fg];
1251 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1394 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1395 }
1252 } 1396 }
1397
1253 for (; num--; row++) 1398 for (; num--; row++)
1254 { 1399 {
1255 scr_blank_screen_mem (screen.text, screen.rend, 1400 scr_blank_screen_mem (ROW(row), rstyle);
1256 (unsigned int) (row + row_offset), rstyle); 1401
1257 screen.tlen[row + row_offset] = 0; 1402 if (row - view_start < nrow)
1258 scr_blank_line (drawn_text[row], drawn_rend[row], 1403 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1259 (unsigned int)TermWin.ncol, ren);
1260 } 1404 }
1261} 1405}
1406
1407#if !ENABLE_MINIMAL
1408void
1409rxvt_term::scr_erase_savelines () NOTHROW
1410{
1411 want_refresh = 1;
1412 ZERO_SCROLLBACK ();
1413
1414 top_row = 0;
1415}
1416#endif
1262 1417
1263/* ------------------------------------------------------------------------- */ 1418/* ------------------------------------------------------------------------- */
1264/* 1419/*
1265 * Fill the screen with `E's 1420 * Fill the screen with `E's
1266 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1421 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1267 */ 1422 */
1268void 1423void ecb_cold
1269rxvt_term::scr_E () 1424rxvt_term::scr_E () NOTHROW
1270{ 1425{
1271 int i, j, k; 1426 rend_t fs;
1272 rend_t *r1, fs;
1273 1427
1274 want_refresh = 1; 1428 want_refresh = 1;
1429 ZERO_SCROLLBACK ();
1430
1275 num_scr_allow = 0; 1431 num_scr_allow = 0;
1276 ZERO_SCROLLBACK ();
1277 selection_check (3);
1278 1432
1433 row_col_t pos;
1434 pos.row = pos.col = 0;
1435 if (ROWCOL_IS_AFTER (selection.end, pos))
1436 CLEAR_SELECTION ();
1437
1279 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1438 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1280 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1439 for (int row = nrow; row--; )
1281 { 1440 {
1282 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1441 line_t &line = ROW(row);
1442
1283 fill_text (screen.text[k], 'E', TermWin.ncol); 1443 fill_text (line.t, 'E', ncol);
1284 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1444 rend_t *r1 = line.r;
1445
1446 for (int j = ncol; j--; )
1285 *r1++ = fs; 1447 *r1++ = fs;
1448
1449 line.is_longer (0);
1450 line.touch (ncol);
1286 } 1451 }
1287} 1452}
1288 1453
1289/* ------------------------------------------------------------------------- */ 1454/* ------------------------------------------------------------------------- */
1290/* 1455/*
1291 * Insert/Delete <count> lines 1456 * Insert/Delete <count> lines
1292 */ 1457 */
1293void 1458void
1294rxvt_term::scr_insdel_lines (int count, int insdel) 1459rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1295{ 1460{
1296 int end; 1461 int end;
1297 1462
1298 ZERO_SCROLLBACK (); 1463 ZERO_SCROLLBACK ();
1299 1464
1300 selection_check (1); 1465 selection_check (1);
1301 1466
… …
1308 if (insdel == DELETE) 1473 if (insdel == DELETE)
1309 return; 1474 return;
1310 else if (insdel == INSERT) 1475 else if (insdel == INSERT)
1311 count = end; 1476 count = end;
1312 } 1477 }
1313 screen.flags &= ~Screen_WrapNext;
1314 1478
1479 scr_do_wrap ();
1480
1315 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1481 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1316} 1482}
1317 1483
1318/* ------------------------------------------------------------------------- */ 1484/* ------------------------------------------------------------------------- */
1319/* 1485/*
1320 * Insert/Delete <count> characters from the current position 1486 * Insert/Delete <count> characters from the current position
1321 */ 1487 */
1322void 1488void
1323rxvt_term::scr_insdel_chars (int count, int insdel) 1489rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1324{ 1490{
1325 int col, row;
1326 rend_t tr;
1327 text_t *stp;
1328 rend_t *srp;
1329 int16_t *slp;
1330
1331 want_refresh = 1; 1491 want_refresh = 1;
1332 ZERO_SCROLLBACK (); 1492 ZERO_SCROLLBACK ();
1333 1493
1334 if (count <= 0) 1494 if (count <= 0)
1335 return; 1495 return;
1336 1496
1497 scr_do_wrap ();
1498
1337 selection_check (1); 1499 selection_check (1);
1338 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1500 min_it (count, ncol - screen.cur.col);
1339 1501
1340 row = screen.cur.row + TermWin.saveLines; 1502 int row = screen.cur.row;
1341 screen.flags &= ~Screen_WrapNext;
1342 1503
1343 stp = screen.text[row]; 1504 line_t *line = &ROW(row);
1344 srp = screen.rend[row]; 1505
1345 slp = & (screen.tlen[row]); 1506 line->touch ();
1507 line->is_longer (0);
1508
1509 // nuke wide spanning the start
1510 if (line->t[screen.cur.col] == NOCHAR)
1511 scr_kill_char (*line, screen.cur.col);
1512
1346 switch (insdel) 1513 switch (insdel)
1347 { 1514 {
1348 case INSERT: 1515 case INSERT:
1349 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1516 line->l = min (line->l + count, ncol);
1350 col--) 1517
1518 if (line->t[screen.cur.col] == NOCHAR)
1519 scr_kill_char (*line, screen.cur.col);
1520
1521 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1351 { 1522 {
1352 stp[col] = stp[col - count]; 1523 line->t[col] = line->t[col - count];
1353 srp[col] = srp[col - count]; 1524 line->r[col] = line->r[col - count];
1354 } 1525 }
1355 if (*slp != -1) 1526
1356 {
1357 *slp += count;
1358 MIN_IT (*slp, TermWin.ncol);
1359 }
1360 if (selection.op && current_screen == selection.screen 1527 if (selection.op && current_screen == selection.screen
1361 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1528 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1362 { 1529 {
1363 if (selection.end.row != screen.cur.row 1530 if (selection.end.row != screen.cur.row
1364 || (selection.end.col + count >= TermWin.ncol)) 1531 || (selection.end.col + count >= ncol))
1365 CLEAR_SELECTION (); 1532 CLEAR_SELECTION ();
1366 else 1533 else
1534 {
1367 { /* shift selection */ 1535 /* shift selection */
1368 selection.beg.col += count; 1536 selection.beg.col += count;
1369 selection.mark.col += count; /* XXX: yes? */ 1537 selection.mark.col += count; /* XXX: yes? */
1370 selection.end.col += count; 1538 selection.end.col += count;
1371 } 1539 }
1372 } 1540 }
1373 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1541
1374 (unsigned int)count, rstyle); 1542 scr_blank_line (*line, screen.cur.col, count, rstyle);
1375 break; 1543 break;
1544
1376 case ERASE: 1545 case ERASE:
1377 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1546 screen.cur.col += count; /* don't worry if > ncol */
1378 selection_check (1); 1547 selection_check (1);
1379 screen.cur.col -= count; 1548 screen.cur.col -= count;
1380 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1549
1381 (unsigned int)count, rstyle); 1550 // nuke wide char after the end
1551 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1552 scr_kill_char (*line, screen.cur.col + count);
1553
1554 scr_blank_line (*line, screen.cur.col, count, rstyle);
1382 break; 1555 break;
1556
1383 case DELETE: 1557 case DELETE:
1384 tr = srp[TermWin.ncol - 1] 1558 line->l = max (line->l - count, 0);
1385 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1559
1560 // nuke wide char spanning the end
1561 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1562 scr_kill_char (*line, screen.cur.col + count);
1563
1386 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1564 for (int col = screen.cur.col; (col + count) < ncol; col++)
1387 { 1565 {
1388 stp[col] = stp[col + count]; 1566 line->t[col] = line->t[col + count];
1389 srp[col] = srp[col + count]; 1567 line->r[col] = line->r[col + count];
1390 } 1568 }
1391 scr_blank_line (& (stp[TermWin.ncol - count]), 1569
1392 & (srp[TermWin.ncol - count]), 1570 scr_blank_line (*line, ncol - count, count, rstyle);
1393 (unsigned int)count, tr); 1571
1394 if (*slp == -1) /* break line continuation */
1395 *slp = TermWin.ncol;
1396 *slp -= count;
1397 MAX_IT (*slp, 0);
1398 if (selection.op && current_screen == selection.screen 1572 if (selection.op && current_screen == selection.screen
1399 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1573 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1400 { 1574 {
1401 if (selection.end.row != screen.cur.row 1575 if (selection.end.row != screen.cur.row
1402 || (screen.cur.col >= selection.beg.col - count) 1576 || (screen.cur.col >= selection.beg.col - count)
1403 || selection.end.col >= TermWin.ncol) 1577 || selection.end.col >= ncol)
1404 CLEAR_SELECTION (); 1578 CLEAR_SELECTION ();
1405 else 1579 else
1406 { 1580 {
1407 /* shift selection */ 1581 /* shift selection */
1408 selection.beg.col -= count; 1582 selection.beg.col -= count;
1409 selection.mark.col -= count; /* XXX: yes? */ 1583 selection.mark.col -= count; /* XXX: yes? */
1410 selection.end.col -= count; 1584 selection.end.col -= count;
1411 } 1585 }
1412 } 1586 }
1587
1413 break; 1588 break;
1414 } 1589 }
1415} 1590}
1416 1591
1417/* ------------------------------------------------------------------------- */ 1592/* ------------------------------------------------------------------------- */
1418/* 1593/*
1419 * Set the scrolling region 1594 * Set the scrolling region
1420 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1595 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1421 */ 1596 */
1422void 1597void ecb_cold
1423rxvt_term::scr_scroll_region (int top, int bot) 1598rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1424{ 1599{
1425 MAX_IT (top, 0); 1600 max_it (top, 0);
1426 MIN_IT (bot, (int)TermWin.nrow - 1); 1601 min_it (bot, nrow - 1);
1602
1427 if (top > bot) 1603 if (top > bot)
1428 return; 1604 return;
1605
1429 screen.tscroll = top; 1606 screen.tscroll = top;
1430 screen.bscroll = bot; 1607 screen.bscroll = bot;
1431 scr_gotorc (0, 0, 0); 1608 scr_gotorc (0, 0, 0);
1432} 1609}
1433 1610
… …
1435/* 1612/*
1436 * Make the cursor visible/invisible 1613 * Make the cursor visible/invisible
1437 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1614 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1438 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1615 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1439 */ 1616 */
1440void 1617void ecb_cold
1441rxvt_term::scr_cursor_visible (int mode) 1618rxvt_term::scr_cursor_visible (int mode) NOTHROW
1442{ 1619{
1443 want_refresh = 1; 1620 want_refresh = 1;
1621
1444 if (mode) 1622 if (mode)
1445 screen.flags |= Screen_VisibleCursor; 1623 screen.flags |= Screen_VisibleCursor;
1446 else 1624 else
1447 screen.flags &= ~Screen_VisibleCursor; 1625 screen.flags &= ~Screen_VisibleCursor;
1448} 1626}
… …
1451/* 1629/*
1452 * Set/unset automatic wrapping 1630 * Set/unset automatic wrapping
1453 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1631 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1454 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1632 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1455 */ 1633 */
1456void 1634void ecb_cold
1457rxvt_term::scr_autowrap (int mode) 1635rxvt_term::scr_autowrap (int mode) NOTHROW
1458{ 1636{
1459 if (mode) 1637 if (mode)
1460 screen.flags |= Screen_Autowrap; 1638 screen.flags |= Screen_Autowrap;
1461 else 1639 else
1462 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1640 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1463} 1641}
1464 1642
1465/* ------------------------------------------------------------------------- */ 1643/* ------------------------------------------------------------------------- */
1466/* 1644/*
1467 * Set/unset margin origin mode 1645 * Set/unset margin origin mode
… …
1470 * Relative mode: line numbers are relative to top margin of scrolling region 1648 * Relative mode: line numbers are relative to top margin of scrolling region
1471 * and the cursor cannot be moved outside. 1649 * and the cursor cannot be moved outside.
1472 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1650 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1473 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1651 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1474 */ 1652 */
1475void 1653void ecb_cold
1476rxvt_term::scr_relative_origin (int mode) 1654rxvt_term::scr_relative_origin (int mode) NOTHROW
1477{ 1655{
1478 if (mode) 1656 if (mode)
1479 screen.flags |= Screen_Relative; 1657 screen.flags |= Screen_Relative;
1480 else 1658 else
1481 screen.flags &= ~Screen_Relative; 1659 screen.flags &= ~Screen_Relative;
1660
1482 scr_gotorc (0, 0, 0); 1661 scr_gotorc (0, 0, 0);
1483} 1662}
1484 1663
1485/* ------------------------------------------------------------------------- */ 1664/* ------------------------------------------------------------------------- */
1486/* 1665/*
1487 * Set insert/replace mode 1666 * Set insert/replace mode
1488 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1667 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1489 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1668 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1490 */ 1669 */
1491void 1670void ecb_cold
1492rxvt_term::scr_insert_mode (int mode) 1671rxvt_term::scr_insert_mode (int mode) NOTHROW
1493{ 1672{
1494 if (mode) 1673 if (mode)
1495 screen.flags |= Screen_Insert; 1674 screen.flags |= Screen_Insert;
1496 else 1675 else
1497 screen.flags &= ~Screen_Insert; 1676 screen.flags &= ~Screen_Insert;
… …
1502 * Set/Unset tabs 1681 * Set/Unset tabs
1503 * XTERM_SEQ: Set tab at current column : ESC H 1682 * XTERM_SEQ: Set tab at current column : ESC H
1504 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1683 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1505 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1684 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1506 */ 1685 */
1507void 1686void ecb_cold
1508rxvt_term::scr_set_tab (int mode) 1687rxvt_term::scr_set_tab (int mode) NOTHROW
1509{ 1688{
1510 if (mode < 0) 1689 if (mode < 0)
1511 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1690 memset (tabs, 0, ncol);
1512 else if (screen.cur.col < TermWin.ncol) 1691 else if (screen.cur.col < ncol)
1513 tabs[screen.cur.col] = (mode ? 1 : 0); 1692 tabs [screen.cur.col] = !!mode;
1514} 1693}
1515 1694
1516/* ------------------------------------------------------------------------- */ 1695/* ------------------------------------------------------------------------- */
1517/* 1696/*
1518 * Set reverse/normal video 1697 * Set reverse/normal video
1519 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1698 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1520 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1699 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1521 */ 1700 */
1522void 1701void
1523rxvt_term::scr_rvideo_mode (int mode) 1702rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1524{ 1703{
1704 rvideo_mode = on;
1705
1706#ifndef NO_BELL
1707 on ^= rvideo_bell;
1708#endif
1709
1710 if (rvideo_state != on)
1711 {
1712 rvideo_state = on;
1713
1714 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1715#ifdef HAVE_IMG
1716 if (bg_img == 0)
1717#endif
1718 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1719
1525 XGCValues gcvalue; 1720 XGCValues gcvalue;
1526
1527 if (rvideo != mode)
1528 {
1529 rvideo = mode;
1530 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color);
1531#if defined(XPM_BACKGROUND)
1532 if (bgPixmap.pixmap == None)
1533#endif
1534#if defined(TRANSPARENT)
1535 if (! (Options & Opt_transparent) || am_transparent == 0)
1536#endif
1537 XSetWindowBackground (display->display, TermWin.vt,
1538 PixColors[Color_bg]);
1539
1540 gcvalue.foreground = PixColors[Color_fg]; 1721 gcvalue.foreground = pix_colors[Color_fg];
1541 gcvalue.background = PixColors[Color_bg]; 1722 gcvalue.background = pix_colors[Color_bg];
1542 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1723 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1543 &gcvalue); 1724
1544 scr_clear (); 1725 scr_clear ();
1545 scr_touch (true); 1726 scr_touch (true);
1546 } 1727 }
1547} 1728}
1548 1729
1549/* ------------------------------------------------------------------------- */ 1730/* ------------------------------------------------------------------------- */
1550/* 1731/*
1551 * Report current cursor position 1732 * Report current cursor position
1552 * XTERM_SEQ: Report position: ESC [ 6 n 1733 * XTERM_SEQ: Report position: ESC [ 6 n
1553 */ 1734 */
1554void 1735void ecb_cold
1555rxvt_term::scr_report_position () 1736rxvt_term::scr_report_position () NOTHROW
1556{ 1737{
1557 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1738 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1558} 1739}
1559 1740
1560/* ------------------------------------------------------------------------- * 1741/* ------------------------------------------------------------------------- *
… …
1562 * ------------------------------------------------------------------------- */ 1743 * ------------------------------------------------------------------------- */
1563 1744
1564/* 1745/*
1565 * Set font style 1746 * Set font style
1566 */ 1747 */
1567void 1748void ecb_cold
1568rxvt_term::set_font_style () 1749rxvt_term::set_font_style () NOTHROW
1569{ 1750{
1751#if 0
1570 switch (charsets[screen.charset]) 1752 switch (charsets [screen.charset])
1571 { 1753 {
1572 case '0': /* DEC Special Character & Line Drawing Set */ 1754 case '0': /* DEC Special Character & Line Drawing Set */
1573 break; 1755 break;
1574 case 'A': /* United Kingdom (UK) */ 1756 case 'A': /* United Kingdom (UK) */
1575 break; 1757 break;
… …
1582 case 'C': /* Finnish character set */ 1764 case 'C': /* Finnish character set */
1583 break; 1765 break;
1584 case 'K': /* German character set */ 1766 case 'K': /* German character set */
1585 break; 1767 break;
1586 } 1768 }
1769#endif
1587} 1770}
1588 1771
1589/* ------------------------------------------------------------------------- */ 1772/* ------------------------------------------------------------------------- */
1590/* 1773/*
1591 * Choose a font 1774 * Choose a font
1592 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1775 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1593 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1776 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1594 * XTERM_SEQ: Invoke G2 character set: ESC N 1777 * XTERM_SEQ: Invoke G2 character set: ESC N
1595 * XTERM_SEQ: Invoke G3 character set: ESC O 1778 * XTERM_SEQ: Invoke G3 character set: ESC O
1596 */ 1779 */
1597void 1780void ecb_cold
1598rxvt_term::scr_charset_choose (int set) 1781rxvt_term::scr_charset_choose (int set) NOTHROW
1599 { 1782{
1600 screen.charset = set; 1783 screen.charset = set;
1601 set_font_style (); 1784 set_font_style ();
1602 } 1785}
1603 1786
1604/* ------------------------------------------------------------------------- */ 1787/* ------------------------------------------------------------------------- */
1605/* 1788/*
1606 * Set a font 1789 * Set a font
1607 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1790 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1609 * XTERM_SEQ: Set G2 character set: ESC * <C> 1792 * XTERM_SEQ: Set G2 character set: ESC * <C>
1610 * XTERM_SEQ: Set G3 character set: ESC + <C> 1793 * XTERM_SEQ: Set G3 character set: ESC + <C>
1611 * See set_font_style for possible values for <C> 1794 * See set_font_style for possible values for <C>
1612 */ 1795 */
1613void 1796void
1614rxvt_term::scr_charset_set (int set, unsigned int ch) 1797rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1615 { 1798{
1616 charsets[set] = (unsigned char)ch; 1799 charsets[set] = (unsigned char)ch;
1617 set_font_style (); 1800 set_font_style ();
1618 } 1801}
1619 1802
1620 1803
1621/* ------------------------------------------------------------------------- * 1804/* ------------------------------------------------------------------------- *
1622 * MAJOR SCREEN MANIPULATION * 1805 * MAJOR SCREEN MANIPULATION *
1623 * ------------------------------------------------------------------------- */ 1806 * ------------------------------------------------------------------------- */
1624 1807
1625/* 1808/*
1626 * refresh matching text. 1809 * refresh matching text.
1627 */ 1810 */
1628bool 1811bool ecb_cold
1629rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1812rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1630{ 1813{
1631 bool found = false; 1814 bool found = false;
1632 1815
1633 for (int i = 0; i < TermWin.nrow; i++) 1816 for (int i = 0; i < nrow; i++)
1634 { 1817 {
1635 int col = 0;
1636 rend_t *drp = drawn_rend [i]; 1818 rend_t *drp = drawn_buf[i].r;
1637 1819
1638 for (; col < TermWin.ncol; col++, drp++) 1820 for (int col = 0; col < ncol; col++, drp++)
1639 if ((*drp & mask) == value) 1821 if ((*drp & mask) == value)
1640 { 1822 {
1641 found = true; 1823 found = true;
1642 *drp = ~value; 1824 *drp = ~value;
1643 } 1825 }
… …
1653 PART_BEG = 0, 1835 PART_BEG = 0,
1654 PART_END, 1836 PART_END,
1655 RC_COUNT 1837 RC_COUNT
1656}; 1838};
1657 1839
1658void 1840void ecb_hot
1659rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1841rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1660{ 1842{
1661 int i; 1843 int i;
1662 row_col_t rc[RC_COUNT]; 1844 row_col_t rc[RC_COUNT];
1663 1845
1664 if (drawn_text == NULL) /* sanity check */ 1846 if (!drawn_buf) /* sanity check */
1665 return; 1847 return;
1666 1848
1667#ifdef DEBUG_STRICT 1849#ifndef NO_SLOW_LINK_SUPPORT
1668 x = max (x, (int)TermWin.int_bwidth); 1850 if (refresh_type == FAST_REFRESH && !display->is_local)
1669 x = min (x, (int)TermWin.width); 1851 {
1670 y = max (y, (int)TermWin.int_bwidth); 1852 y = 0;
1671 y = min (y, (int)TermWin.height); 1853 eheight = height;
1854 }
1672#endif 1855#endif
1673 1856
1674 /* round down */ 1857 /* round down */
1675 rc[PART_BEG].col = Pixel2Col (x); 1858 rc[PART_BEG].col = Pixel2Col (x);
1676 rc[PART_BEG].row = Pixel2Row (y); 1859 rc[PART_BEG].row = Pixel2Row (y);
1677 /* round up */ 1860 /* round up */
1678 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1861 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1679 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1862 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1680 1863
1681 /* sanity checks */ 1864 /* sanity checks */
1682 for (i = PART_BEG; i < RC_COUNT; i++) 1865 for (i = PART_BEG; i < RC_COUNT; i++)
1683 { 1866 {
1684 MIN_IT (rc[i].col, TermWin.ncol - 1); 1867 min_it (rc[i].col, ncol - 1);
1685 MIN_IT (rc[i].row, TermWin.nrow - 1); 1868 min_it (rc[i].row, nrow - 1);
1686 } 1869 }
1687
1688 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));
1689 1870
1690 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1871 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1691 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1872 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1692 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1873
1874 num_scr_allow = 0;
1693 1875
1694 if (refresh) 1876 if (refresh)
1695 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1877 scr_refresh ();
1696} 1878}
1697 1879
1698/* ------------------------------------------------------------------------- */ 1880/* ------------------------------------------------------------------------- */
1699/* 1881/*
1700 * Refresh the entire screen 1882 * Refresh the entire screen
1701 */ 1883 */
1702void 1884void
1703rxvt_term::scr_touch (bool refresh) 1885rxvt_term::scr_touch (bool refresh) NOTHROW
1704{ 1886{
1705 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1887 scr_expose (0, 0, vt_width, vt_height, refresh);
1706} 1888}
1707 1889
1708/* ------------------------------------------------------------------------- */ 1890/* ------------------------------------------------------------------------- */
1709/* 1891/*
1710 * Move the display so that the line represented by scrollbar value Y is at 1892 * Move the display so that the line represented by scrollbar value Y is at
1711 * the top of the screen 1893 * the top of the screen
1712 */ 1894 */
1713int 1895void
1714rxvt_term::scr_move_to (int y, int len) 1896rxvt_term::scr_move_to (int y, int len) NOTHROW
1715{ 1897{
1716 long p = 0; 1898 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1717 uint16_t oldviewstart;
1718
1719 oldviewstart = TermWin.view_start;
1720 if (y < len)
1721 {
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} 1899}
1731 1900
1732/* ------------------------------------------------------------------------- */ 1901/* ------------------------------------------------------------------------- */
1733/* 1902/*
1734 * Page the screen up/down nlines 1903 * Page the screen up/down nlines
1735 * direction should be UP or DN 1904 * direction should be UP or DN
1736 */ 1905 */
1737int 1906bool
1738rxvt_term::scr_page (enum page_dirn direction, int nlines) 1907rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1739{ 1908{
1740 int n; 1909 int new_view_start =
1741 uint16_t oldviewstart; 1910 direction == UP ? view_start - nlines
1911 : view_start + nlines;
1742 1912
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 {
1750 n = TermWin.view_start + nlines;
1751 TermWin.view_start = min (n, TermWin.nscrolled);
1752 }
1753 else
1754 {
1755 n = TermWin.view_start - nlines;
1756 TermWin.view_start = max (n, 0);
1757 }
1758 return scr_changeview (oldviewstart); 1913 return scr_changeview (new_view_start);
1759} 1914}
1760 1915
1761int 1916bool
1762rxvt_term::scr_changeview (uint16_t oldviewstart) 1917rxvt_term::scr_changeview (int new_view_start) NOTHROW
1763{ 1918{
1919 clamp_it (new_view_start, top_row, 0);
1920
1764 if (TermWin.view_start != oldviewstart) 1921 if (new_view_start == view_start)
1765 { 1922 return false;
1923
1924 num_scr += new_view_start - view_start;
1925 view_start = new_view_start;
1766 want_refresh = 1; 1926 want_refresh = 1;
1767 num_scr -= (TermWin.view_start - oldviewstart);
1768 }
1769 return (int) (TermWin.view_start - oldviewstart);
1770}
1771 1927
1772/* ------------------------------------------------------------------------- */ 1928 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1773void 1929
1774rxvt_term::scr_bell () 1930 return true;
1775{ 1931}
1932
1776#ifndef NO_BELL 1933#ifndef NO_BELL
1934void
1935rxvt_term::bell_cb (ev::timer &w, int revents)
1936{
1937 rvideo_bell = false;
1938 scr_rvideo_mode (rvideo_mode);
1939 refresh_check ();
1940}
1941#endif
1942
1943/* ------------------------------------------------------------------------- */
1944void
1945rxvt_term::scr_bell () NOTHROW
1946{
1947#ifndef NO_BELL
1948
1777# ifndef NO_MAPALERT 1949# ifndef NO_MAPALERT
1778# ifdef MAPALERT_OPTION 1950# ifdef MAPALERT_OPTION
1779 if (Options & Opt_mapAlert) 1951 if (option (Opt_mapAlert))
1780# endif 1952# endif
1781 XMapWindow (display->display, TermWin.parent[0]); 1953 XMapWindow (dpy, parent);
1782# endif 1954# endif
1955
1956# if ENABLE_FRILLS
1957 if (option (Opt_urgentOnBell))
1958 set_urgency (1);
1959# endif
1960
1783 if (Options & Opt_visualBell) 1961 if (option (Opt_visualBell))
1784 { 1962 {
1785 scr_rvideo_mode (!rvideo); /* refresh also done */ 1963 rvideo_bell = true;
1786 scr_rvideo_mode (!rvideo); /* refresh also done */ 1964 scr_rvideo_mode (rvideo_mode);
1965 flush ();
1966
1967 bell_ev.start (VISUAL_BELL_DURATION);
1787 } 1968 }
1788 else 1969 else
1789 XBell (display->display, 0); 1970 XBell (dpy, 0);
1971 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1790#endif 1972#endif
1791} 1973}
1792 1974
1793/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1794/* ARGSUSED */ 1976void ecb_cold
1795void
1796rxvt_term::scr_printscreen (int fullhist) 1977rxvt_term::scr_printscreen (int fullhist) NOTHROW
1797{ 1978{
1798#ifdef PRINTPIPE 1979#ifdef PRINTPIPE
1799 int i, r1, nrows, row_offset; 1980 int nrows, row_start;
1800 text_t *t; 1981 FILE *fd = popen_printer ();
1801 FILE *fd;
1802 1982
1803 if ((fd = popen_printer ()) == NULL) 1983 if (!fd)
1804 return; 1984 return;
1805 nrows = TermWin.nrow; 1985
1806 row_offset = TermWin.saveLines;
1807 if (!fullhist) 1986 if (fullhist)
1808 row_offset -= TermWin.view_start; 1987 {
1988 nrows = nrow - top_row;
1989 row_start = top_row;
1990 }
1809 else 1991 else
1810 { 1992 {
1811 nrows += TermWin.nscrolled; 1993 nrows = nrow;
1812 row_offset -= TermWin.nscrolled; 1994 row_start = view_start;
1813 }
1814
1815 for (r1 = 0; r1 < nrows; r1++)
1816 { 1995 }
1817 t = screen.text[r1 + row_offset]; 1996
1818 for (i = TermWin.ncol - 1; i >= 0; i--) 1997 wctomb (0, 0);
1819 if (!isspace (t[i])) 1998
1820 break; 1999 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1821 fprintf (fd, "%.*s\n", (i + 1), t);
1822 } 2000 {
2001 text_t *tp = ROW(r1).t;
2002 int len = ROW(r1).l;
2003
2004 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2005 {
2006 char mb[MB_LEN_MAX];
2007 text_t t = *tp++;
2008 if (t == NOCHAR)
2009 continue;
2010
2011 len = wctomb (mb, t);
2012
2013 if (len <= 0)
2014 {
2015 mb[0] = ' ';
2016 len = 1;
2017 }
2018
2019 fwrite (mb, 1, len, fd);
2020 }
2021
2022 fputc ('\n', fd);
2023 }
2024
1823 pclose_printer (fd); 2025 pclose_printer (fd);
1824#endif 2026#endif
1825} 2027}
1826 2028
1827/* ------------------------------------------------------------------------- */ 2029/* ------------------------------------------------------------------------- */
1828/* 2030/*
1829 * Refresh the screen 2031 * Refresh the screen
1830 * drawn_text/drawn_rend contain the screen information before the update. 2032 * drawn_text/drawn_rend contain the screen information before the update.
1831 * screen.text/screen.rend contain what the screen will change to. 2033 * screen.text/screen.rend contain what the screen will change to.
1832 */ 2034 */
1833 2035void ecb_hot
1834#define FONT_WIDTH(X, Y) \ 2036rxvt_term::scr_refresh () NOTHROW
1835 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1836#define FONT_RBEAR(X, Y) \
1837 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1838#define FONT_LBEAR(X, Y) \
1839 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1840#define IS_FONT_CHAR(X, Y) \
1841 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1842
1843void
1844rxvt_term::scr_refresh (unsigned char refresh_type)
1845{ 2037{
1846 unsigned char clearfirst, /* first character writes before cell */
1847 clearlast, /* last character writes beyond cell */
1848 must_clear, /* use draw_string not draw_image_string */
1849 rvid, /* reverse video this position */
1850 showcursor; /* show the cursor */
1851 int16_t col, row, /* column/row we're processing */ 2038 int16_t col, row, /* column/row we're processing */
1852 ocrow; /* old cursor row */ 2039 ocrow; /* old cursor row */
1853 int i, /* tmp */ 2040 int i; /* tmp */
1854 row_offset; /* basic offset in screen structure */
1855#ifndef NO_CURSORCOLOR 2041#ifndef NO_CURSORCOLOR
1856 rend_t cc1; /* store colours at cursor position (s) */ 2042 rend_t cc1; /* store colours at cursor position (s) */
1857#endif 2043#endif
1858 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2044 rend_t *crp; // cursor rendition pointer
1859 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2045 rend_t ccol1, /* Cursor colour */
2046 ccol2; /* Cursor colour2 */
1860 2047
2048 want_refresh = 0; /* screen is current */
2049
1861 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2050 if (refresh_type == NO_REFRESH || !mapped)
1862 return; 2051 return;
1863 2052
1864 /* 2053 /*
1865 * A: set up vars 2054 * A: set up vars
1866 */ 2055 */
1867 clearfirst = clearlast = must_clear = 0;
1868
1869 refresh_count = 0; 2056 refresh_count = 0;
1870 2057
1871 row_offset = TermWin.saveLines - TermWin.view_start; 2058 unsigned int old_screen_flags = screen.flags;
1872 2059 bool have_bg = 0;
1873 if ((refresh_type & REFRESH_BOUNDS)) 2060#ifdef HAVE_IMG
1874 { 2061 have_bg = bg_img != 0;
1875 clearfirst = clearlast = 1;
1876 refresh_type &= ~REFRESH_BOUNDS;
1877 }
1878
1879#ifdef XPM_BACKGROUND
1880 must_clear |= (bgPixmap.pixmap != None);
1881#endif
1882#ifdef TRANSPARENT
1883 must_clear |= ((Options & Opt_transparent) && am_transparent);
1884#endif 2062#endif
1885 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2063 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1886 2064
1887 /* 2065 /*
1888 * B: reverse any characters which are selected 2066 * B: reverse any characters which are selected
1889 */ 2067 */
1890 scr_reverse_selection (); 2068 scr_reverse_selection ();
1891 2069
2070 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2071#if ENABLE_OVERLAY
2072 scr_swap_overlay ();
2073#endif
2074
2075 bool showcursor = screen.flags & Screen_VisibleCursor;
2076
1892 /* 2077 /*
1893 * C: set the cursor character (s) 2078 * C: set the cursor character (s)
1894 */ 2079 */
1895 { 2080 {
1896 unsigned char setoldcursor; 2081 bool setoldcursor;
1897 rend_t ccol1, /* Cursor colour */
1898 ccol2; /* Cursor colour2 */
1899 2082
1900 showcursor = (screen.flags & Screen_VisibleCursor);
1901#ifdef CURSOR_BLINK 2083#ifdef CURSOR_BLINK
1902 if (hidden_cursor) 2084 if (hidden_cursor)
1903 showcursor = 0; 2085 showcursor = 0;
1904#endif 2086#endif
1905 2087
1906 if (showcursor) 2088 if (showcursor)
1907 { 2089 {
1908 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 2090 int col = screen.cur.col;
1909 [screen.cur.col]);
1910 2091
1911 if (showcursor && TermWin.focus) 2092 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2093 col--;
2094
2095 crp = &ROW(screen.cur.row).r[col];
2096
2097#ifndef NO_CURSORCOLOR
2098 cc1 = *crp & (RS_fgMask | RS_bgMask);
2099 if (ISSET_PIXCOLOR (Color_cursor))
2100 ccol1 = Color_cursor;
2101 else
2102#endif
2103#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2104 ccol1 = fgcolor_of (rstyle);
2105#else
2106 ccol1 = Color_fg;
2107#endif
2108
2109#ifndef NO_CURSORCOLOR
2110 if (ISSET_PIXCOLOR (Color_cursor2))
2111 ccol2 = Color_cursor2;
2112 else
2113#endif
2114#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2115 ccol2 = bgcolor_of (rstyle);
2116#else
2117 ccol2 = Color_bg;
2118#endif
2119
2120 if (focus)
1912 { 2121 {
2122 if (option (Opt_cursorUnderline))
1913 *srp ^= RS_RVid; 2123 *crp ^= RS_Uline;
1914#ifndef NO_CURSORCOLOR
1915 cc1 = *srp & (RS_fgMask | RS_bgMask);
1916 if (ISSET_PIXCOLOR (Color_cursor))
1917 ccol1 = Color_cursor;
1918 else 2124 else
1919#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1920 ccol1 = GET_FGCOLOR (rstyle);
1921#else
1922 ccol1 = Color_fg;
1923#endif
1924 if (ISSET_PIXCOLOR (Color_cursor2))
1925 ccol2 = Color_cursor2;
1926 else 2125 {
1927#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2126 *crp ^= RS_RVid;
1928 ccol2 = GET_BGCOLOR (rstyle);
1929#else
1930 ccol2 = Color_bg;
1931#endif
1932 *srp = SET_FGCOLOR (*srp, ccol1); 2127 *crp = SET_FGCOLOR (*crp, ccol1);
1933 *srp = SET_BGCOLOR (*srp, ccol2); 2128 *crp = SET_BGCOLOR (*crp, ccol2);
1934#endif 2129 }
1935 } 2130 }
1936 } 2131 }
1937 2132
1938 /* make sure no outline cursor is left around */ 2133 /* make sure no outline cursor is left around */
1939 setoldcursor = 0; 2134 setoldcursor = 0;
1940 if (ocrow != -1) 2135 if (ocrow != -1)
1941 { 2136 {
1942 if (screen.cur.row + TermWin.view_start != ocrow 2137 if (screen.cur.row - view_start != ocrow
1943 || screen.cur.col != oldcursor.col) 2138 || screen.cur.col != oldcursor.col)
1944 { 2139 {
1945 if (ocrow < TermWin.nrow 2140 if (ocrow < nrow
1946 && oldcursor.col < TermWin.ncol) 2141 && oldcursor.col < ncol)
1947 {
1948 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2142 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1949 } 2143
1950 if (TermWin.focus || !showcursor) 2144 if (focus || !showcursor)
1951 oldcursor.row = -1; 2145 oldcursor.row = -1;
1952 else 2146 else
1953 setoldcursor = 1; 2147 setoldcursor = 1;
1954 } 2148 }
1955 } 2149 }
1956 else if (!TermWin.focus) 2150 else if (!focus)
1957 setoldcursor = 1; 2151 setoldcursor = 1;
2152
1958 if (setoldcursor) 2153 if (setoldcursor)
1959 { 2154 {
1960 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2155 if (screen.cur.row - view_start >= nrow)
1961 oldcursor.row = -1; 2156 oldcursor.row = -1;
1962 else 2157 else
1963 { 2158 {
1964 oldcursor.row = screen.cur.row + TermWin.view_start; 2159 oldcursor.row = screen.cur.row - view_start;
1965 oldcursor.col = screen.cur.col; 2160 oldcursor.col = screen.cur.col;
1966 } 2161 }
1967 } 2162 }
1968 } 2163 }
1969 2164
1970#ifndef NO_SLOW_LINK_SUPPORT 2165#ifndef NO_SLOW_LINK_SUPPORT
1971 /* 2166 /*
1972 * D: CopyArea pass - very useful for slower links 2167 * D: CopyArea pass - very useful for slower links
1973 * This has been deliberately kept simple. 2168 * This has been deliberately kept simple.
1974 */ 2169 */
1975 i = num_scr; 2170 if (!display->is_local
1976 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2171 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1977 && abs (i) < TermWin.nrow && !must_clear) 2172 && abs (num_scr) < nrow && !have_bg)
1978 { 2173 {
1979 int16_t nits; 2174 int16_t nits;
1980 int j; 2175 int i = num_scr;
1981 rend_t *drp2; 2176 int j;
1982 text_t *dtp2;
1983 int len, wlen; 2177 int len, wlen;
1984 2178
1985 j = TermWin.nrow; 2179 j = nrow;
1986 wlen = len = -1; 2180 wlen = len = -1;
1987 row = i > 0 ? 0 : j - 1; 2181 row = i > 0 ? 0 : j - 1;
2182
1988 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2183 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1989 { 2184 {
1990 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2185 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1991 { 2186 {
1992 stp = screen.text[row + row_offset]; 2187 line_t s = ROW(view_start + row);
1993 srp = screen.rend[row + row_offset];
1994 dtp = drawn_text[row]; 2188 line_t d = drawn_buf[row];
1995 dtp2 = drawn_text[row + i]; 2189 line_t d2 = drawn_buf[row + i];
1996 drp = drawn_rend[row];
1997 drp2 = drawn_rend[row + i];
1998 2190
1999 for (nits = 0, col = TermWin.ncol; col--; ) 2191 for (nits = 0, col = ncol; col--; )
2000 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2192 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2001 nits--; 2193 nits--;
2002 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2194 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2003 nits++; 2195 nits++;
2004 2196
2005 if (nits > 8) /* XXX: arbitrary choice */ 2197 if (nits > 8) /* XXX: arbitrary choice */
2006 { 2198 {
2007 for (col = TermWin.ncol; col--; ) 2199 for (col = ncol; col--; )
2008 { 2200 {
2009 *dtp++ = *dtp2++; 2201 *d.t++ = *d2.t++;
2010 *drp++ = *drp2++; 2202 *d.r++ = *d2.r++;
2011 } 2203 }
2012 2204
2013 if (len == -1) 2205 if (len == -1)
2014 len = row; 2206 len = row;
2015 2207
2016 wlen = row; 2208 wlen = row;
2017 continue; 2209 continue;
2018 } 2210 }
2019 } 2211 }
2020 2212
2021 if (len != -1) 2213 if (len >= 0)
2022 { 2214 {
2023 /* also comes here at end if needed because of >= above */ 2215 /* also comes here at end if needed because of >= above */
2024 if (wlen < len) 2216 if (wlen < len)
2025 SWAP_IT (wlen, len, int); 2217 ::swap (wlen, len);
2026 2218
2027 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2219 XGCValues gcv;
2028 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2220
2221 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2222 XCopyArea (dpy, vt, vt,
2029 TermWin.gc, 0, Row2Pixel (len + i), 2223 gc, 0, Row2Pixel (len + i),
2030 (unsigned int)TermWin_TotalWidth (), 2224 (unsigned int)this->width,
2031 (unsigned int)Height2Pixel (wlen - len + 1), 2225 (unsigned int)Height2Pixel (wlen - len + 1),
2032 0, Row2Pixel (len)); 2226 0, Row2Pixel (len));
2227 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2228
2033 len = -1; 2229 len = -1;
2034 } 2230 }
2035 } 2231 }
2036 } 2232 }
2037#endif 2233#endif
2038 2234
2039 /* 2235 /*
2040 * E: main pass across every character 2236 * E: main pass across every character
2041 */ 2237 */
2042 for (row = 0; row < TermWin.nrow; row++) 2238 for (row = 0; row < nrow; row++)
2043 { 2239 {
2044 stp = screen.text[row + row_offset]; 2240 text_t *stp = ROW(view_start + row).t;
2045 srp = screen.rend[row + row_offset]; 2241 rend_t *srp = ROW(view_start + row).r;
2046 dtp = drawn_text[row]; 2242 text_t *dtp = drawn_buf[row].t;
2047 drp = drawn_rend[row]; 2243 rend_t *drp = drawn_buf[row].r;
2048 2244
2049 /* 2245 /*
2050 * E2: OK, now the real pass 2246 * E2: OK, now the real pass
2051 */ 2247 */
2052 int ypixel = (int)Row2Pixel (row); 2248 int ypixel = (int)Row2Pixel (row);
2053 2249
2054 for (col = 0; col < TermWin.ncol; col++) 2250 for (col = 0; col < ncol; col++)
2055 { 2251 {
2056 /* compare new text with old - if exactly the same then continue */ 2252 /* compare new text with old - if exactly the same then continue */
2057 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2058
2059 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2253 if (stp[col] == dtp[col] /* Must match characters to skip. */
2060 && (rend == drp[col] /* Either rendition the same or */ 2254 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2061 || (stp[col] == ' ' /* space w/ no background change */ 2255 || (stp[col] == ' ' /* space w/ no background change */
2062 && GET_BGATTR (rend) == GET_BGATTR (drp[col])))) 2256 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2063 continue; 2257 continue;
2064 2258
2259 // redraw one or more characters
2260
2261 // seek to the beginning of wide characters
2262 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2263 --col;
2264
2265 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2065 text_t *text = stp + col; 2266 text_t *text = stp + col;
2066 int count = 1; 2267 int count = 1;
2067 2268
2068 /* redraw one or more characters */
2069
2070 dtp[col] = stp[col]; 2269 dtp[col] = stp[col];
2071 drp[col] = rend; 2270 drp[col] = rend;
2072 2271
2073 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2074 continue;
2075
2076 int xpixel = Col2Pixel (col); 2272 int xpixel = Col2Pixel (col);
2077 2273
2078 // this loop looks very messy, it can probably be optimized
2079 // and cleaned a bit by you?
2080 for (i = 0; ++col < TermWin.ncol; ) 2274 for (i = 0; ++col < ncol; )
2081 { 2275 {
2082 if (stp[col] == NOCHAR) 2276 if (stp[col] == NOCHAR)
2083 { 2277 {
2084 dtp[col] = stp[col]; 2278 dtp[col] = stp[col];
2085 drp[col] = rend; 2279 drp[col] = srp[col];
2280
2086 count++; 2281 count++;
2087
2088 if (i) // only possible skip if char unchanged
2089 i++; 2282 i++;
2090 2283
2091 continue; 2284 continue;
2092 } 2285 }
2093 2286
2094 if (rend != srp[col]) 2287 if (!RS_SAME (rend, srp[col]))
2095 break; 2288 break;
2096 2289
2097 count++; 2290 count++;
2098 2291
2099 if (stp[col] != dtp[col] 2292 if (stp[col] != dtp[col]
2100 || srp[col] != drp[col]) 2293 || !RS_SAME (srp[col], drp[col]))
2101 { 2294 {
2102 if (must_clear && (i++ > (count / 2))) 2295 if (have_bg && (i++ > count / 2))
2103 break; 2296 break;
2104 2297
2105 dtp[col] = stp[col]; 2298 dtp[col] = stp[col];
2106 drp[col] = rend; 2299 drp[col] = rend;
2107 i = 0; 2300 i = 0;
2108 } 2301 }
2109 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2302 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2110 break; 2303 break;
2111 } 2304 }
2112 2305
2113 col--; /* went one too far. move back */ 2306 col--; /* went one too far. move back */
2114 count -= i; /* dump any matching trailing chars */ 2307 count -= i; /* dump any matching trailing chars */
2308
2309 // sometimes we optimize away the trailing NOCHAR's, add them back
2310 while (ecb_unlikely (i && text[count] == NOCHAR))
2311 count++, i--;
2115 2312
2116 /* 2313 /*
2117 * Determine the attributes for the string 2314 * Determine the attributes for the string
2118 */ 2315 */
2119 int fid = GET_FONT (rend);
2120 int fore = GET_FGCOLOR (rend); // desired foreground 2316 int fore = fgcolor_of (rend); // desired foreground
2121 int back = GET_BGCOLOR (rend); // desired background 2317 int back = bgcolor_of (rend); // desired background
2122 2318
2123 rend = GET_ATTR (rend); 2319 // only do special processing if any attributes are set, which is unlikely
2124 2320 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2125 rvid = !!(rend & RS_RVid); 2321 {
2322 bool invert = rend & RS_RVid;
2126 2323
2127#ifndef NO_BOLD_UNDERLINE_REVERSE 2324#ifndef NO_BOLD_UNDERLINE_REVERSE
2128 if (rend & RS_Bold && fore == Color_fg) 2325 if (rend & RS_Bold && fore == Color_fg)
2129 { 2326 {
2130 if (ISSET_PIXCOLOR (Color_BD)) 2327 if (ISSET_PIXCOLOR (Color_BD))
2131 fore = Color_BD; 2328 fore = Color_BD;
2329# if !ENABLE_STYLES
2132 else 2330 else
2133 rvid = !rvid; 2331 invert = !invert;
2332# endif
2333 }
2334
2335 if (rend & RS_Italic && fore == Color_fg)
2336 {
2337 if (ISSET_PIXCOLOR (Color_IT))
2338 fore = Color_IT;
2339# if !ENABLE_STYLES
2340 else
2341 invert = !invert;
2342# endif
2343 }
2344
2345 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2346 fore = Color_UL;
2347#endif
2348
2349#ifdef OPTION_HC
2350 if (rend & RS_Sel)
2351 {
2352 /* invert the column if no highlightColor is set or it is the
2353 * current cursor column */
2354 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2355 && ISSET_PIXCOLOR (Color_HC))
2356 {
2357 if (ISSET_PIXCOLOR (Color_HTC))
2358 fore = Color_HTC;
2359 // if invert is 0 reverse video is set so we use bg color as fg color
2360 else if (!invert)
2361 fore = back;
2362
2363 back = Color_HC;
2364 invert = 0;
2365 }
2366 }
2367#endif
2368
2369 if (invert)
2370 {
2371 ::swap (fore, back);
2372
2373#ifndef NO_BOLD_UNDERLINE_REVERSE
2374 if (fore == back)
2375 {
2376 fore = Color_bg;
2377 back = Color_fg;
2378 }
2379#endif
2380 }
2381
2382#ifdef TEXT_BLINK
2383 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2384 {
2385 if (!text_blink_ev.is_active ())
2386 {
2387 text_blink_ev.again ();
2388 hidden_text = 0;
2389 }
2390 else if (hidden_text)
2391 fore = back;
2392 }
2393#endif
2394
2395#if ENABLE_STYLES
2396 // "careful" (too wide) character handling
2397
2398 // include previous careful character(s) if possible, looks nicer (best effort...)
2399 while (text > stp
2400 && srp[text - stp - 1] & RS_Careful
2401 && RS_SAME (rend, srp[text - stp - 1]))
2402 text--, count++, xpixel -= fwidth;
2403
2404 // force redraw after "careful" characters to avoid pixel droppings
2405 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2406 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2407
2408 // force redraw before "careful" characters to avoid pixel droppings
2409 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2410 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2411#endif
2134 } 2412 }
2135
2136 if (rend & RS_Uline)
2137 {
2138 if (ISSET_PIXCOLOR (Color_UL))
2139 fore = Color_UL;
2140 }
2141#endif
2142
2143 if (rvid)
2144 {
2145 SWAP_IT (fore, back, int);
2146
2147#ifndef NO_BOLD_UNDERLINE_REVERSE
2148 if (ISSET_PIXCOLOR (Color_RV)
2149# ifndef NO_CURSORCOLOR
2150 && !ISSET_PIXCOLOR (Color_cursor)
2151# endif
2152 )
2153 back = Color_RV;
2154#endif
2155 }
2156
2157#ifdef TEXT_BLINK
2158 if (rend & RS_Blink)
2159 {
2160 if (!text_blink_ev.active)
2161 {
2162 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2163 hidden_text = 0;
2164 }
2165 else if (hidden_text)
2166 fore = back;
2167 }
2168#endif
2169 2413
2170 /* 2414 /*
2171 * Actually do the drawing of the string here 2415 * Actually do the drawing of the string here
2172 */ 2416 */
2173 rxvt_font *font = (*TermWin.fontset)[fid]; 2417 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2174 2418
2175 if (back == fore) 2419 if (ecb_likely (have_bg && back == Color_bg))
2176 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2177 TermWin.fwidth * count, TermWin.fheight,
2178 back);
2179 else if (back == Color_bg)
2180 { 2420 {
2181 if (must_clear) 2421 // this is very ugly, maybe push it into ->draw?
2182 {
2183 CLEAR_CHARS (xpixel, ypixel, count);
2184 2422
2185 for (i = 0; i < count; i++) /* don't draw empty strings */ 2423 for (i = 0; i < count; i++) /* don't draw empty strings */
2186 if (text[i] != ' ') 2424 if (text[i] != ' ')
2187 { 2425 {
2188 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2426 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2189 break; 2427 goto did_clear;
2190 }
2191 } 2428 }
2192 else 2429
2193 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2430 CLEAR_CHARS (xpixel, ypixel, count);
2431 did_clear: ;
2194 } 2432 }
2195 else 2433 else
2196 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2434 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2197 2435
2198 if ((rend & RS_Uline) && (font->descent > 1)) 2436 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2199 XDrawLine (display->display, drawBuffer, TermWin.gc, 2437 {
2438#if ENABLE_FRILLS
2439 if (ISSET_PIXCOLOR (Color_underline))
2440 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2441 else
2442#endif
2443 XSetForeground (dpy, gc, pix_colors[fore]);
2444
2445 XDrawLine (dpy, vt, gc,
2200 xpixel, ypixel + font->ascent + 1, 2446 xpixel, ypixel + font->ascent + 1,
2201 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2447 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2448 }
2202 } /* for (col....) */ 2449 } /* for (col....) */
2203 } /* for (row....) */ 2450 } /* for (row....) */
2204 2451
2205 /* 2452 /*
2206 * G: cleanup cursor and display outline cursor if necessary 2453 * G: cleanup cursor and display outline cursor if necessary
2207 */ 2454 */
2208 if (showcursor) 2455 if (showcursor)
2209 { 2456 {
2210 if (TermWin.focus) 2457 if (focus)
2458 {
2459 if (option (Opt_cursorUnderline))
2460 *crp ^= RS_Uline;
2461 else
2211 { 2462 {
2212 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2213 [screen.cur.col]);
2214 *srp ^= RS_RVid; 2463 *crp ^= RS_RVid;
2215#ifndef NO_CURSORCOLOR 2464#ifndef NO_CURSORCOLOR
2216 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2465 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2217#endif 2466#endif
2467 }
2218 } 2468 }
2219 else if (oldcursor.row >= 0) 2469 else if (oldcursor.row >= 0)
2220 { 2470 {
2471 int cursorwidth = 1;
2472 int col = oldcursor.col;
2473
2474 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2475 col--;
2476
2477 while (col + cursorwidth < ncol
2478 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2479 cursorwidth++;
2480
2221#ifndef NO_CURSORCOLOR 2481#ifndef NO_CURSORCOLOR
2222 if (ISSET_PIXCOLOR (Color_cursor)) 2482 if (ISSET_PIXCOLOR (Color_cursor))
2223 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2483 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2484 else
2224#endif 2485#endif
2225 int cursorwidth = 1; 2486 XSetForeground (dpy, gc, pix_colors[ccol1]);
2226 while (oldcursor.col + cursorwidth < TermWin.ncol
2227 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2228 cursorwidth++;
2229 2487
2230 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2488 XDrawRectangle (dpy, vt, gc,
2231 Col2Pixel (oldcursor.col), 2489 Col2Pixel (col),
2232 Row2Pixel (oldcursor.row), 2490 Row2Pixel (oldcursor.row),
2233 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2491 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2234 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2492 (unsigned int) (Height2Pixel (1) - 1));
2235 } 2493 }
2236 } 2494 }
2237 2495
2238 /* 2496 /*
2239 * H: cleanup selection 2497 * H: cleanup selection
2240 */ 2498 */
2499#if ENABLE_OVERLAY
2500 scr_swap_overlay ();
2501#endif
2502 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2503
2241 scr_reverse_selection (); 2504 scr_reverse_selection ();
2242 2505
2243 /* 2506 screen.flags = old_screen_flags;
2244 * I: other general cleanup
2245 */
2246 if (clearfirst && TermWin.int_bwidth)
2247 /*
2248 * clear the whole screen height, note that width == 0 is treated
2249 * specially by XClearArea
2250 */
2251 XClearArea (display->display, TermWin.vt, 0, 0,
2252 (unsigned int)TermWin.int_bwidth,
2253 (unsigned int)TermWin_TotalHeight (), False);
2254 if (clearlast && TermWin.int_bwidth)
2255 /*
2256 * clear the whole screen height, note that width == 0 is treated
2257 * specially by XClearArea
2258 */
2259 XClearArea (display->display, TermWin.vt,
2260 TermWin.width + TermWin.int_bwidth, 0,
2261 (unsigned int)TermWin.int_bwidth,
2262 (unsigned int)TermWin_TotalHeight (), False);
2263 if (refresh_type & SMOOTH_REFRESH)
2264 XSync (display->display, False);
2265
2266 num_scr = 0; 2507 num_scr = 0;
2267 num_scr_allow = 1; 2508 num_scr_allow = 1;
2268 want_refresh = 0; /* screen is current */
2269} 2509}
2270 2510
2271void 2511void ecb_cold
2272rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2512rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2273{ 2513{
2274 if (!rp || !tp) 2514 if (!l.valid ())
2275 return; 2515 return;
2276 2516
2277 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2517 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2278 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2279}
2280 2518
2281void 2519 for (int i = ncol; i--; )
2520 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2521}
2522
2523void ecb_cold
2282rxvt_term::scr_remap_chars () 2524rxvt_term::scr_remap_chars () NOTHROW
2283{ 2525{
2284 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2526 for (int i = total_rows; i--; )
2285 scr_remap_chars (screen.text[i], screen.rend[i]); 2527 scr_remap_chars (row_buf [i]);
2286 2528
2287 for (int i = TermWin.nrow; i--; ) 2529 for (int i = nrow; i--; )
2288 {
2289 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2290 scr_remap_chars (swap.text[i], swap.rend[i]);
2291 } 2530 {
2531 scr_remap_chars (drawn_buf [i]);
2532 scr_remap_chars (swap_buf [i]);
2533 }
2292} 2534}
2293 2535
2294/* ------------------------------------------------------------------------- */ 2536void ecb_cold
2295void 2537rxvt_term::scr_recolour (bool refresh) NOTHROW
2296rxvt_term::scr_clear ()
2297{ 2538{
2539 bool transparent = false;
2540
2541#ifdef HAVE_IMG
2542 if (bg_img != 0)
2543 {
2544# if ENABLE_TRANSPARENCY
2545 if (bg_flags & BG_IS_TRANSPARENT)
2546 {
2547 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2548 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2549
2550 transparent = true;
2551 }
2552 else
2553# endif
2554 {
2555 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2556 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2557 }
2558 }
2559 else
2560#endif
2561 {
2562 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2563 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2564 }
2565
2566 XClearWindow (dpy, parent);
2567
2568 if (scrollBar.win)
2569 {
2570 if (transparent)
2571 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2572 else
2573 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2574 scrollBar.state = SB_STATE_IDLE;
2575 scrollBar.show (0);
2576 }
2577
2578 if (refresh)
2579 {
2580 scr_clear ();
2581 scr_touch (true);
2582 }
2583 want_refresh = 1;
2584}
2585
2586/* ------------------------------------------------------------------------- */
2587void
2588rxvt_term::scr_clear (bool really) NOTHROW
2589{
2298 if (!TermWin.mapped) 2590 if (!mapped)
2299 return; 2591 return;
2300 2592
2301 num_scr_allow = 0; 2593 num_scr_allow = 0;
2302 want_refresh = 1; 2594 want_refresh = 1;
2303#ifdef TRANSPARENT 2595
2304 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2596 if (really)
2597 XClearWindow (dpy, vt);
2598}
2599
2600void
2601rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2602{
2603 int view_end = view_start + nrow;
2604 int row, col;
2605
2606 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2607 {
2608 text_t *stp = ROW(row).t;
2609 rend_t *srp = ROW(row).r;
2610
2611 for (col = beg_col; col < end_col; col++)
2612 srp[col] ^= rstyle1;
2613
2614 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2615 srp[col] ^= rstyle2;
2616
2617 if (++col < end_col)
2618 srp[col] ^= rstyle2;
2305 { 2619 }
2306 int i; 2620}
2307 2621
2308 if (! (Options & Opt_transparent_all)) 2622void
2623rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2624{
2625 int view_end = view_start + nrow;
2626 int row, col;
2627
2628 if (beg_row >= view_start)
2629 {
2630 col = beg_col;
2631 row = beg_row;
2632 }
2633 else
2634 {
2309 i = 0; 2635 col = 0;
2636 row = view_start;
2637 }
2638
2639 for (; row < min (end_row, view_end); row++, col = 0)
2640 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2641 srp[col] ^= rstyle;
2642
2643 if (row == end_row)
2644 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2645 srp[col] ^= rstyle;
2646}
2647
2648/* ------------------------------------------------------------------------- */
2649void ecb_hot
2650rxvt_term::scr_reverse_selection () NOTHROW
2651{
2652 if (selection.op
2653 && current_screen == selection.screen
2654 && selection.end.row >= view_start)
2655 {
2656#if !ENABLE_MINIMAL
2657 if (selection.rect)
2658 scr_xor_rect (selection.beg.row, selection.beg.col,
2659 selection.end.row, selection.end.col,
2660 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2310 else 2661 else
2311 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2312
2313 while (i--)
2314 if (TermWin.parent[i] != None)
2315 XClearWindow (display->display, TermWin.parent[i]);
2316 }
2317#endif 2662#endif
2318 2663 scr_xor_span (selection.beg.row, selection.beg.col,
2319 XClearWindow (display->display, TermWin.vt); 2664 selection.end.row, selection.end.col,
2320} 2665 RS_Sel | RS_RVid);
2321
2322/* ------------------------------------------------------------------------- */
2323void
2324rxvt_term::scr_reverse_selection ()
2325{
2326 int i, col, row, end_row;
2327 rend_t *srp;
2328
2329 if (selection.op && current_screen == selection.screen)
2330 {
2331 end_row = TermWin.saveLines - TermWin.view_start;
2332 i = selection.beg.row + TermWin.saveLines;
2333 row = selection.end.row + TermWin.saveLines;
2334 if (i >= end_row)
2335 col = selection.beg.col;
2336 else
2337 {
2338 col = 0;
2339 i = end_row;
2340 }
2341 end_row += TermWin.nrow;
2342 for (; i < row && i < end_row; i++, col = 0)
2343 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2344 srp[col] ^= RS_RVid;
2345 if (i == row && i < end_row)
2346 for (srp = screen.rend[i]; col < selection.end.col; col++)
2347 srp[col] ^= RS_RVid;
2348 } 2666 }
2349} 2667}
2350 2668
2351/* ------------------------------------------------------------------------- */ 2669/* ------------------------------------------------------------------------- */
2352/* 2670/*
2353 * Dump the whole scrollback and screen to the passed filedescriptor. The 2671 * Dump the whole scrollback and screen to the passed filedescriptor. The
2354 * invoking routine must close the fd. 2672 * invoking routine must close the fd.
2355 */ 2673 */
2356#if 0 2674#if 0
2357void 2675void
2358rxvt_term::scr_dump (int fd) 2676rxvt_term::scr_dump (int fd) NOTHROW
2359{ 2677{
2360 int row, wrote; 2678 // if this method is needed, it can be implemented by factoring the
2361 unsigned int width, towrite; 2679 // relevant code in scr_printscreen
2362 char r1[] = "\n";
2363
2364 for (row = TermWin.saveLines - TermWin.nscrolled;
2365 row < TermWin.saveLines + TermWin.nrow - 1; row++)
2366 {
2367 width = screen.tlen[row] >= 0 ? screen.tlen[row]
2368 : TermWin.ncol;
2369 for (towrite = width; towrite; towrite -= wrote)
2370 {
2371 wrote = write (fd, & (screen.text[row][width - towrite]),
2372 towrite);
2373 if (wrote < 0)
2374 return; /* XXX: death, no report */
2375 }
2376 if (screen.tlen[row] >= 0)
2377 if (write (fd, r1, 1) <= 0)
2378 return; /* XXX: death, no report */
2379 }
2380} 2680}
2381#endif 2681#endif
2382 2682
2383/* ------------------------------------------------------------------------- * 2683/* ------------------------------------------------------------------------- *
2384 * CHARACTER SELECTION * 2684 * CHARACTER SELECTION *
2385 * ------------------------------------------------------------------------- */ 2685 * ------------------------------------------------------------------------- */
2386
2387/*
2388 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2389 */
2390void 2686void
2391rxvt_term::selection_check (int check_more) 2687rxvt_term::selection_check (int check_more) NOTHROW
2392{ 2688{
2393 row_col_t pos;
2394
2395 if (!selection.op) 2689 if (!selection.op)
2396 return; 2690 return;
2397 2691
2398 pos.row = pos.col = 0; 2692 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2399 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2693 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2400 || (selection.beg.row >= TermWin.nrow) 2694 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2401 || (selection.mark.row < - (int32_t)TermWin.nscrolled)
2402 || (selection.mark.row >= TermWin.nrow)
2403 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2404 || (selection.end.row >= TermWin.nrow)
2405 || (check_more == 1 2695 || (check_more == 1
2406 && current_screen == selection.screen 2696 && current_screen == selection.screen
2407 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2697 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2408 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2698 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2409 || (check_more == 2
2410 && ROWCOL_IS_BEFORE (selection.beg, pos)
2411 && ROWCOL_IS_AFTER (selection.end, pos))
2412 || (check_more == 3
2413 && ROWCOL_IS_AFTER (selection.end, pos))
2414 || (check_more == 4 /* screen width change */
2415 && (selection.beg.row != selection.end.row
2416 || selection.end.col > TermWin.ncol)))
2417 CLEAR_SELECTION (); 2699 CLEAR_ALL_SELECTION ();
2418} 2700}
2419 2701
2420/* ------------------------------------------------------------------------- */ 2702/* ------------------------------------------------------------------------- */
2421/* 2703/*
2422 * Paste a selection direct to the command fd 2704 * Paste a selection direct to the command fd
2423 */ 2705 */
2424void 2706void
2425rxvt_term::paste (const unsigned char *data, unsigned int len) 2707rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2426{ 2708{
2427 unsigned int i, j, n;
2428 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2429
2430#if 0
2431 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2432 ZERO_SCROLLBACK (r);
2433#endif
2434
2435 /* convert normal newline chars into common keyboard Return key sequence */ 2709 /* convert normal newline chars into common keyboard Return key sequence */
2436 for (i = 0; i < len; i += PROP_SIZE) 2710 for (unsigned int i = 0; i < len; i++)
2437 { 2711 if (data[i] == C0_LF)
2438 n = min (len - i, PROP_SIZE); 2712 data[i] = C0_CR;
2439 MEMCPY (ds, data + i, n);
2440 2713
2441 for (j = 0; j < n; j++) 2714 if (priv_modes & PrivMode_BracketPaste)
2442 if (ds[j] == '\n') 2715 tt_printf ("\x1b[200~");
2443 ds[j] = '\r';
2444 2716
2445 tt_write (ds, (int)n); 2717 tt_write (data, len);
2446 }
2447 2718
2448 free (ds); 2719 if (priv_modes & PrivMode_BracketPaste)
2720 tt_printf ("\x1b[201~");
2449} 2721}
2450 2722
2451/* ------------------------------------------------------------------------- */
2452/*
2453 * Respond to a notification that a primary selection has been sent
2454 * EXT: SelectionNotify
2455 */
2456int
2457rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2458{
2459 long nread = 0;
2460 unsigned long bytes_after;
2461 XTextProperty ct;
2462
2463 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2464
2465 if (prop == None) /* check for failed XConvertSelection */
2466 {
2467 if ((selection_type & Sel_CompoundText))
2468 {
2469 int selnum = selection_type & Sel_whereMask;
2470
2471 selection_type = 0;
2472 if (selnum != Sel_direct)
2473 selection_request_other (XA_STRING, selnum);
2474 }
2475
2476 if ((selection_type & Sel_UTF8String))
2477 {
2478 int selnum = selection_type & Sel_whereMask;
2479
2480 selection_type = Sel_CompoundText;
2481 if (selnum != Sel_direct)
2482 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2483 else
2484 selection_type = 0;
2485 }
2486
2487 return 0;
2488 }
2489
2490 for (;;)
2491 {
2492 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4),
2493 (long) (PROP_SIZE / 4), delete_prop,
2494 AnyPropertyType, &ct.encoding, &ct.format,
2495 &ct.nitems, &bytes_after,
2496 &ct.value) != Success)
2497 break;
2498
2499 if (ct.encoding == 0)
2500 {
2501 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!"));
2502 break;
2503 }
2504
2505 if (ct.value == NULL)
2506 {
2507 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2508 continue;
2509 }
2510
2511 if (ct.nitems == 0)
2512 {
2513 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2514 if (selection_wait == Sel_normal && nread == 0)
2515 {
2516 /*
2517 * pass through again trying CUT_BUFFER0 if we've come from
2518 * XConvertSelection () but nothing was presented
2519 */
2520 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2521 selection_paste (display->root, XA_CUT_BUFFER0, False);
2522 }
2523
2524 nread = -1; /* discount any previous stuff */
2525 break;
2526 }
2527
2528 nread += ct.nitems;
2529
2530 char **cl;
2531 int cr;
2532 if (XmbTextPropertyToTextList (display->display, &ct, &cl,
2533 &cr) >= 0 && cl)
2534 {
2535 for (int i = 0; i < cr; i++)
2536 paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2537
2538 XFreeStringList (cl);
2539 }
2540 else
2541 paste (ct.value, ct.nitems);
2542
2543 if (bytes_after == 0)
2544 break;
2545
2546 XFree (ct.value);
2547 }
2548
2549 if (ct.value)
2550 XFree (ct.value);
2551
2552 if (selection_wait == Sel_normal)
2553 selection_wait = Sel_none;
2554
2555 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2556 return (int)nread;
2557}
2558
2559void 2723void
2560rxvt_term::incr_cb (time_watcher &w) 2724rxvt_term::paste (char *data, unsigned int len) NOTHROW
2561{ 2725{
2562 selection_wait = Sel_none; 2726 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2563
2564 rxvt_print_error ("data loss: timeout on INCR selection paste");
2565}
2566
2567/*
2568 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2569 */
2570void
2571rxvt_term::selection_property (Window win, Atom prop)
2572{
2573 int reget_time = 0;
2574
2575 if (prop == None)
2576 return; 2727 return;
2577 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2578 if (selection_wait == Sel_normal)
2579 {
2580 int a, afmt;
2581 Atom atype;
2582 unsigned long bytes_after, nitems;
2583 unsigned char *s = NULL;
2584 2728
2585 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False, 2729 tt_paste (data, len);
2586 xa[XA_INCR], &atype, &afmt, &nitems,
2587 &bytes_after, &s);
2588 if (s)
2589 XFree (s);
2590 if (a != Success)
2591 return;
2592#ifndef __CYGWIN32__
2593 if (atype == xa[XA_INCR])
2594 { /* start an INCR transfer */
2595 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2596 XDeleteProperty (display->display, win, prop);
2597 XFlush (display->display);
2598 reget_time = 1;
2599 selection_wait = Sel_incr;
2600 }
2601#endif
2602
2603 }
2604 else if (selection_wait == Sel_incr)
2605 {
2606 reget_time = 1;
2607 if (selection_paste (win, prop, True) == -1)
2608 {
2609 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2610 selection_wait = Sel_none;
2611 incr_ev.stop ();
2612 }
2613 }
2614 if (reget_time) /* received more data so reget time */
2615 incr_ev.start (NOW + 10);
2616} 2730}
2731
2617/* ------------------------------------------------------------------------- */ 2732/* ------------------------------------------------------------------------- */
2618/* 2733/*
2619 * Request the current selection: 2734 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2620 * Order: > internal selection if available 2735 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2621 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2736 * as fallback
2622 * > CUT_BUFFER0
2623 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2624 * will auto fallback to CUT_BUFFER0
2625 * EXT: button 2 release 2737 * EXT: button 2 release
2626 */ 2738 */
2627void 2739void
2628rxvt_term::selection_request (Time tm, int x, int y) 2740rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2629{ 2741{
2630 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2742 if (!selection_req)
2631 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2632 return; /* outside window */
2633
2634 if (selection.text != NULL)
2635 { /* internal selection */
2636 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2637 paste (selection.text, selection.len);
2638 return;
2639 } 2743 {
2640 else 2744 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2745 selection_req->run ();
2641 { 2746 }
2642 int i;
2643
2644 selection_request_time = tm;
2645 selection_wait = Sel_normal;
2646 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2647 {
2648#if X_HAVE_UTF8_STRING
2649 selection_type = Sel_UTF8String;
2650 if (selection_request_other (xa[XA_UTF8_STRING], i))
2651 return;
2652#else
2653 selection_type = Sel_CompoundText;
2654 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2655 return;
2656#endif
2657
2658 }
2659 }
2660 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */
2661 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2662 selection_paste (display->root, XA_CUT_BUFFER0, False);
2663}
2664
2665int
2666rxvt_term::selection_request_other (Atom target, int selnum)
2667{
2668 Atom sel;
2669#ifdef DEBUG_SELECT
2670 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2671#endif
2672
2673 selection_type |= selnum;
2674 if (selnum == Sel_Primary)
2675 sel = XA_PRIMARY;
2676 else if (selnum == Sel_Secondary)
2677 sel = XA_SECONDARY;
2678 else
2679 sel = xa[XA_CLIPBOARD];
2680 if (XGetSelectionOwner (display->display, sel) != None)
2681 {
2682 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2683 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2684 TermWin.vt, selection_request_time);
2685 return 1;
2686 }
2687 return 0;
2688} 2747}
2689 2748
2690/* ------------------------------------------------------------------------- */ 2749/* ------------------------------------------------------------------------- */
2691/* 2750/*
2692 * Clear all selected text 2751 * Clear all selected text
2693 * EXT: SelectionClear 2752 * EXT: SelectionClear
2694 */ 2753 */
2695void 2754void
2696rxvt_term::selection_clear () 2755rxvt_term::selection_clear (bool clipboard) NOTHROW
2697{ 2756{
2698 D_SELECT ((stderr, "rxvt_selection_clear ()")); 2757 if (!clipboard)
2699 2758 {
2700 want_refresh = 1; 2759 want_refresh = 1;
2701 free (selection.text); 2760 free (selection.text);
2702 selection.text = NULL; 2761 selection.text = NULL;
2703 selection.len = 0; 2762 selection.len = 0;
2704 CLEAR_SELECTION (); 2763 CLEAR_SELECTION ();
2764
2765 if (display->selection_owner == this)
2766 display->selection_owner = 0;
2767 }
2768 else
2769 {
2770 free (selection.clip_text);
2771 selection.clip_text = NULL;
2772 selection.clip_len = 0;
2773
2774 if (display->clipboard_owner == this)
2775 display->clipboard_owner = 0;
2776 }
2705} 2777}
2706 2778
2707/* ------------------------------------------------------------------------- */ 2779/* ------------------------------------------------------------------------- */
2708/* 2780/*
2709 * Copy a selection into the cut buffer 2781 * Copy a selection into the cut buffer
2710 * EXT: button 1 or 3 release 2782 * EXT: button 1 or 3 release
2711 */ 2783 */
2712void 2784void
2713rxvt_term::selection_make (Time tm) 2785rxvt_term::selection_make (Time tm)
2714{ 2786{
2715 int i, col, end_col, row, end_row; 2787 int size;
2716 unsigned char *new_selection_text; 2788 wchar_t *new_selection_text;
2717 char *str;
2718 text_t *t; 2789 text_t *t;
2719#ifdef ACS_ASCII
2720 rend_t *re;
2721#endif
2722 2790
2723 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2724 switch (selection.op) 2791 switch (selection.op)
2725 { 2792 {
2726 case SELECTION_CONT: 2793 case SELECTION_CONT:
2727 break; 2794 break;
2728 case SELECTION_INIT: 2795 case SELECTION_INIT:
… …
2732 selection.op = SELECTION_DONE; 2799 selection.op = SELECTION_DONE;
2733 /* FALLTHROUGH */ 2800 /* FALLTHROUGH */
2734 default: 2801 default:
2735 return; 2802 return;
2736 } 2803 }
2804
2737 selection.op = SELECTION_DONE; 2805 selection.op = SELECTION_DONE;
2738 2806
2739 if (selection.clicks == 4) 2807 if (selection.clicks == 4)
2740 return; /* nothing selected, go away */ 2808 return; /* nothing selected, go away */
2741 2809
2810 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2811 return;
2812
2742 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1) + 1; 2813 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2743 str = (char *)rxvt_malloc (i * MB_CUR_MAX + 1); 2814 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2744 2815
2745 new_selection_text = (unsigned char *)str; 2816 int ofs = 0;
2817 int extra = 0;
2746 2818
2747 col = selection.beg.col; 2819 int col = selection.beg.col;
2748 MAX_IT (col, 0); 2820 int row = selection.beg.row;
2749 row = selection.beg.row + TermWin.saveLines;
2750 end_row = selection.end.row + TermWin.saveLines;
2751 2821
2822 int end_col;
2823
2752 for (; row <= end_row; row++, col = 0) 2824 for (; row <= selection.end.row; row++, col = 0)
2753 { 2825 {
2754 t = & (screen.text[row][col]); 2826#if !ENABLE_MINIMAL
2755 2827 if (selection.rect)
2756 end_col = screen.tlen[row]; 2828 {
2757 2829 col = selection.beg.col;
2758 if (end_col == -1)
2759 end_col = TermWin.ncol; 2830 end_col = selection.end.col;
2831 }
2832 else
2833#endif
2834 end_col = ROW(row).l;
2760 2835
2836 col = max (col, 0);
2837
2761 if (row == end_row) 2838 if (row == selection.end.row)
2762 MIN_IT (end_col, selection.end.col); 2839 min_it (end_col, selection.end.col);
2840
2841 t = ROW(row).t + col;
2763 2842
2764 for (; col < end_col; col++) 2843 for (; col < end_col; col++)
2844 {
2765 if (*t == NOCHAR) 2845 if (*t == NOCHAR)
2766 t++; 2846 t++;
2847#if ENABLE_COMBINING
2848 else if (IS_COMPOSE (*t))
2849 {
2850 int len = rxvt_composite.expand (*t, 0);
2851
2852 extra -= (len - 1);
2853
2854 if (extra < 0)
2855 {
2856 extra += size;
2857 size += size;
2858 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2859 }
2860
2861 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2862 }
2863#endif
2767 else 2864 else
2768 { 2865 new_selection_text[ofs++] = *t++;
2769 int len = wctomb (str, *t++);
2770 if (len > 0)
2771 str += len;
2772 } 2866 }
2773 2867
2774 if (screen.tlen[row] != -1 && row != end_row) 2868#if !ENABLE_MINIMAL
2775 *str++ = '\n'; 2869 if (selection.rect)
2776 } 2870 {
2871 while (ofs
2872 && new_selection_text[ofs - 1] != C0_LF
2873 && unicode::is_space (new_selection_text[ofs - 1]))
2874 --ofs;
2777 2875
2778#ifndef NO_OLD_SELECTION 2876 new_selection_text[ofs++] = C0_LF;
2779 if (selection_style == OLD_SELECT) 2877 }
2780 if (end_col == TermWin.ncol) 2878 else
2781 *str++ = '\n';
2782#endif 2879#endif
2783#ifndef NO_NEW_SELECTION 2880 if (!ROW(row).is_longer ()
2784 if (selection_style != OLD_SELECT) 2881 && (row != selection.end.row || end_col != selection.end.col)
2785 if (end_col != selection.end.col) 2882 && (row != selection.beg.row || selection.beg.col < ncol))
2786 *str++ = '\n'; 2883 new_selection_text[ofs++] = C0_LF;
2787#endif 2884 }
2788 *str = '\0';
2789 2885
2790 i = str - (char *)new_selection_text; 2886 new_selection_text[ofs] = 0;
2887
2791 if (i == 0) 2888 if (ofs == 0)
2792 { 2889 {
2793 free (new_selection_text); 2890 free (new_selection_text);
2794 return; 2891 return;
2795 } 2892 }
2796 2893
2797 // due to MB_MAX_CUR, selection wastage is usually high, so realloc
2798 if (str - (char *)new_selection_text > 1024)
2799 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2800
2801 selection.len = i;
2802
2803 if (selection.text)
2804 free (selection.text); 2894 free (selection.text);
2805 2895
2806 selection.text = new_selection_text; 2896 // we usually allocate much more than necessary, so realloc it smaller again
2897 selection.len = ofs;
2898 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2807 2899
2808 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2900 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2809 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2901 return;
2810 display->set_selection_owner (this); 2902
2903 selection_grab (tm);
2904}
2905
2906bool
2907rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2908{
2909 Atom sel;
2910
2911 if (!clipboard)
2912 {
2913 selection_time = tm;
2914 sel = XA_PRIMARY;
2915 }
2811 else 2916 else
2812 rxvt_print_error ("can't get primary selection");
2813
2814 { 2917 {
2918 clipboard_time = tm;
2919 sel = xa[XA_CLIPBOARD];
2920 }
2921
2922 XSetSelectionOwner (dpy, sel, vt, tm);
2923 if (XGetSelectionOwner (dpy, sel) == vt)
2924 {
2925 display->set_selection_owner (this, clipboard);
2926 return true;
2927 }
2928 else
2929 {
2930 selection_clear (clipboard);
2931 return false;
2932 }
2933
2934#if 0
2815 XTextProperty ct; 2935 XTextProperty ct;
2816 char *cl = (char *)selection.text;
2817 2936
2818 if (XmbTextListToTextProperty (display->display, &cl, 1, XStringStyle, &ct) >= 0) 2937 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2819 { 2938 {
2820 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2939 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2821 PropModeReplace, ct.value, ct.nitems);
2822 XFree (ct.value); 2940 XFree (ct.value);
2823 } 2941 }
2824 else 2942#endif
2825 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8,
2826 PropModeReplace, selection.text, (int)selection.len);
2827 }
2828
2829 selection_time = tm;
2830 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2831} 2943}
2832 2944
2833/* ------------------------------------------------------------------------- */ 2945/* ------------------------------------------------------------------------- */
2834/* 2946/*
2835 * Mark or select text based upon number of clicks: 1, 2, or 3 2947 * Mark or select text based upon number of clicks: 1, 2, or 3
2836 * EXT: button 1 press 2948 * EXT: button 1 press
2837 */ 2949 */
2838void 2950void ecb_cold
2839rxvt_term::selection_click (int clicks, int x, int y) 2951rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2840{ 2952{
2841 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2842
2843 clicks = ((clicks - 1) % 3) + 1; 2953 clicks = ((clicks - 1) % 3) + 1;
2844 selection.clicks = clicks; /* save clicks so extend will work */ 2954 selection.clicks = clicks; /* save clicks so extend will work */
2845 2955
2956 if (clicks == 2 && !selection.rect
2957 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2958 {
2959 MEvent.clicks = 1; // what a mess
2960 selection.screen = current_screen;
2961 selection.op = SELECTION_CONT;
2962 return;
2963 }
2964
2846 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2965 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2847 2966
2848 if (clicks == 2 || clicks == 3) 2967 if (clicks == 2 || clicks == 3)
2849 selection_extend_colrow (selection.mark.col, 2968 selection_extend_colrow (selection.mark.col,
2850 selection.mark.row + TermWin.view_start, 2969 selection.mark.row - view_start,
2851 0, /* button 3 */ 2970 0, /* button 3 */
2852 1, /* button press */ 2971 1, /* button press */
2853 0); /* click change */ 2972 0); /* click change */
2854} 2973}
2855 2974
2856/* ------------------------------------------------------------------------- */ 2975/* ------------------------------------------------------------------------- */
2857/* 2976/*
2858 * Mark a selection at the specified col/row 2977 * Mark a selection at the specified col/row
2859 */ 2978 */
2860void 2979void ecb_cold
2861rxvt_term::selection_start_colrow (int col, int row) 2980rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2862{ 2981{
2863 want_refresh = 1; 2982 want_refresh = 1;
2983
2984 selection.mark.row = row + view_start;
2864 selection.mark.col = col; 2985 selection.mark.col = col;
2865 selection.mark.row = row - TermWin.view_start; 2986
2866 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2987 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2867 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2988 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2989
2868 MAX_IT (selection.mark.col, 0); 2990 while (selection.mark.col > 0
2869 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); 2991 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2992 --selection.mark.col;
2870 2993
2871 if (selection.op) 2994 if (selection.op)
2995 {
2872 { /* clear the old selection */ 2996 /* clear the old selection */
2873 selection.beg.row = selection.end.row = selection.mark.row; 2997 selection.beg.row = selection.end.row = selection.mark.row;
2874 selection.beg.col = selection.end.col = selection.mark.col; 2998 selection.beg.col = selection.end.col = selection.mark.col;
2875 } 2999 }
3000
2876 selection.op = SELECTION_INIT; 3001 selection.op = SELECTION_INIT;
2877 selection.screen = current_screen; 3002 selection.screen = current_screen;
2878} 3003}
2879 3004
2880/* ------------------------------------------------------------------------- */ 3005/* ------------------------------------------------------------------------- */
… …
2882 * Word select: select text for 2 clicks 3007 * Word select: select text for 2 clicks
2883 * We now only find out the boundary in one direction 3008 * We now only find out the boundary in one direction
2884 */ 3009 */
2885 3010
2886/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3011/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2887#define DELIMIT_TEXT(x) \ 3012#define DELIMIT_TEXT(x) \
2888 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) 3013 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2889#define DELIMIT_REND(x) 1 3014#define DELIMIT_REND(x) 1
2890 3015
2891void 3016void ecb_cold
2892rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3017rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2893{ 3018{
2894 int col, row, dirnadd, tcol, trow, w1, w2; 3019 int col, row, dirnadd, tcol, trow, w1, w2;
2895 row_col_t bound; 3020 row_col_t bound;
2896 text_t *stp; 3021 text_t *stp;
2897 rend_t *srp; 3022 rend_t *srp;
2898 3023
2899 if (dirn == UP) 3024 if (dirn == UP)
2900 { 3025 {
2901 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3026 bound.row = top_row - 1;
2902 bound.col = 0; 3027 bound.col = 0;
2903 dirnadd = -1; 3028 dirnadd = -1;
2904 } 3029 }
2905 else 3030 else
2906 { 3031 {
2907 bound.row = TermWin.saveLines + TermWin.nrow; 3032 bound.row = nrow;
2908 bound.col = TermWin.ncol - 1; 3033 bound.col = ncol - 1;
2909 dirnadd = 1; 3034 dirnadd = 1;
2910 } 3035 }
2911 row = mark->row + TermWin.saveLines; 3036
3037 row = mark->row;
2912 col = mark->col; 3038 col = max (mark->col, 0);
2913 MAX_IT (col, 0); 3039
2914 /* find the edge of a word */ 3040 /* find the edge of a word */
2915 stp = & (screen.text[row][col]); 3041 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2916 w1 = DELIMIT_TEXT (*stp); 3042 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2917 3043
2918 if (selection_style != NEW_SELECT) 3044 for (;;)
2919 { 3045 {
2920 if (w1 == 1) 3046 for (; col != bound.col; col += dirnadd)
2921 { 3047 {
2922 stp += dirnadd; 3048 stp += dirnadd;
2923 if (DELIMIT_TEXT (*stp) == 1)
2924 goto Old_Word_Selection_You_Die;
2925 col += dirnadd;
2926 }
2927 w1 = 0;
2928 }
2929 srp = (&screen.rend[row][col]);
2930 w2 = DELIMIT_REND (*srp);
2931
2932 for (;;)
2933 {
2934 for (; col != bound.col; col += dirnadd)
2935 {
2936 stp += dirnadd; 3049 srp += dirnadd;
3050
3051 if (*stp == NOCHAR)
3052 continue;
3053
2937 if (DELIMIT_TEXT (*stp) != w1) 3054 if (DELIMIT_TEXT (*stp) != w1)
2938 break; 3055 break;
2939 srp += dirnadd;
2940 if (DELIMIT_REND (*srp) != w2) 3056 if (DELIMIT_REND (*srp) != w2)
2941 break; 3057 break;
2942 } 3058 }
3059
2943 if ((col == bound.col) && (row != bound.row)) 3060 if ((col == bound.col) && (row != bound.row))
2944 { 3061 {
2945 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3062 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2946 { 3063 {
2947 trow = row + dirnadd; 3064 trow = row + dirnadd;
2948 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3065 tcol = dirn == UP ? ncol - 1 : 0;
2949 if (screen.text[trow] == NULL) 3066
3067 if (!ROW(trow).t)
2950 break; 3068 break;
2951 stp = & (screen.text[trow][tcol]); 3069
2952 srp = & (screen.rend[trow][tcol]); 3070 stp = ROW(trow).t + tcol;
3071 srp = ROW(trow).r + tcol;
3072
2953 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3073 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2954 break; 3074 break;
3075
2955 row = trow; 3076 row = trow;
2956 col = tcol; 3077 col = tcol;
2957 continue; 3078 continue;
2958 } 3079 }
2959 } 3080 }
2960 break; 3081 break;
2961 } 3082 }
2962Old_Word_Selection_You_Die:
2963 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));
2964 3083
2965 if (dirn == DN) 3084 if (dirn == DN)
2966 col++; /* put us on one past the end */ 3085 col++; /* put us on one past the end */
2967 3086
2968 /* Poke the values back in */ 3087 /* Poke the values back in */
2969 ret->row = row - TermWin.saveLines; 3088 ret->row = row;
2970 ret->col = col; 3089 ret->col = col;
2971} 3090}
2972 3091
2973/* ------------------------------------------------------------------------- */ 3092/* ------------------------------------------------------------------------- */
2974/* 3093/*
… …
2976 * EXT: button 3 press; button 1 or 3 drag 3095 * EXT: button 3 press; button 1 or 3 drag
2977 * flag == 0 ==> button 1 3096 * flag == 0 ==> button 1
2978 * flag == 1 ==> button 3 press 3097 * flag == 1 ==> button 3 press
2979 * flag == 2 ==> button 3 motion 3098 * flag == 2 ==> button 3 motion
2980 */ 3099 */
2981void 3100void ecb_cold
2982rxvt_term::selection_extend (int x, int y, int flag) 3101rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2983{ 3102{
2984 int col, row; 3103 int col = clamp (Pixel2Col (x), 0, ncol);
3104 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2985 3105
2986 col = Pixel2Col (x);
2987 row = Pixel2Row (y);
2988 MAX_IT (row, 0);
2989 MIN_IT (row, (int)TermWin.nrow - 1);
2990 MAX_IT (col, 0);
2991 MIN_IT (col, (int)TermWin.ncol);
2992
2993#ifndef NO_NEW_SELECTION
2994 /* 3106 /*
2995 * If we're selecting characters (single click) then we must check first 3107 * If we're selecting characters (single click) then we must check first
2996 * if we are at the same place as the original mark. If we are then 3108 * if we are at the same place as the original mark. If we are then
2997 * select nothing. Otherwise, if we're to the right of the mark, you have to 3109 * select nothing. Otherwise, if we're to the right of the mark, you have to
2998 * be _past_ a character for it to be selected. 3110 * be _past_ a character for it to be selected.
2999 */ 3111 */
3000 if (selection_style != OLD_SELECT)
3001 {
3002 if (((selection.clicks % 3) == 1) && !flag 3112 if (((selection.clicks % 3) == 1) && !flag
3003 && (col == selection.mark.col 3113 && (col == selection.mark.col
3004 && (row == selection.mark.row + TermWin.view_start))) 3114 && (row == selection.mark.row - view_start)))
3005 { 3115 {
3006 /* select nothing */ 3116 /* select nothing */
3007 selection.beg.row = selection.end.row = 0; 3117 selection.beg.row = selection.end.row = 0;
3008 selection.beg.col = selection.end.col = 0; 3118 selection.beg.col = selection.end.col = 0;
3009 selection.clicks = 4; 3119 selection.clicks = 4;
3010 want_refresh = 1; 3120 want_refresh = 1;
3011 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3012 return; 3121 return;
3013 }
3014 } 3122 }
3015#endif 3123
3016 if (selection.clicks == 4) 3124 if (selection.clicks == 4)
3017 selection.clicks = 1; 3125 selection.clicks = 1;
3018 3126
3019 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3127 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3020 flag == 1 ? 1 : 0, /* ? button press */ 3128 flag == 1 ? 1 : 0, /* ? button press */
… …
3023 3131
3024/* ------------------------------------------------------------------------- */ 3132/* ------------------------------------------------------------------------- */
3025/* 3133/*
3026 * Extend the selection to the specified col/row 3134 * Extend the selection to the specified col/row
3027 */ 3135 */
3028void 3136void ecb_cold
3029rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3137rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3030{ 3138{
3031 int16_t ncol = TermWin.ncol;
3032 int end_col;
3033 row_col_t pos; 3139 row_col_t pos;
3034 enum { 3140 enum {
3035 LEFT, RIGHT 3141 LEFT, RIGHT
3036 } closeto = RIGHT; 3142 } closeto = RIGHT;
3037 3143
3038 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));
3039 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));
3040
3041 want_refresh = 1; 3144 want_refresh = 1;
3145
3042 switch (selection.op) 3146 switch (selection.op)
3043 { 3147 {
3044 case SELECTION_INIT: 3148 case SELECTION_INIT:
3045 CLEAR_SELECTION (); 3149 CLEAR_SELECTION ();
3046 selection.op = SELECTION_BEGIN; 3150 selection.op = SELECTION_BEGIN;
… …
3059 selection_start_colrow (col, row); 3163 selection_start_colrow (col, row);
3060 /* FALLTHROUGH */ 3164 /* FALLTHROUGH */
3061 default: 3165 default:
3062 return; 3166 return;
3063 } 3167 }
3168
3064 if (selection.beg.col == selection.end.col 3169 if (selection.beg.col == selection.end.col
3065 && selection.beg.col != selection.mark.col 3170 && selection.beg.col != selection.mark.col
3066 && selection.beg.row == selection.end.row 3171 && selection.beg.row == selection.end.row
3067 && selection.beg.row != selection.mark.row) 3172 && selection.beg.row != selection.mark.row)
3068 { 3173 {
3069 selection.beg.col = selection.end.col = selection.mark.col; 3174 selection.beg.col = selection.end.col = selection.mark.col;
3070 selection.beg.row = selection.end.row = selection.mark.row; 3175 selection.beg.row = selection.end.row = selection.mark.row;
3071 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));
3072 } 3176 }
3073 3177
3074 pos.col = col; 3178 pos.col = col;
3075 pos.row = row; 3179 pos.row = view_start + row;
3076 3180
3077 pos.row -= TermWin.view_start; /* adjust for scroll */
3078
3079#ifndef NO_OLD_SELECTION
3080 /*
3081 * This mimics some of the selection behaviour of version 2.20 and before.
3082 * There are no ``selection modes'', button3 is always character extension.
3083 * Note: button3 drag is always available, c.f. v2.20
3084 * Selection always terminates (left or right as appropriate) at the mark.
3085 */
3086 if (selection_style == OLD_SELECT)
3087 {
3088 if (selection.clicks == 1 || button3)
3089 {
3090 if (hate_those_clicks)
3091 {
3092 hate_those_clicks = 0;
3093 if (selection.clicks == 1)
3094 {
3095 selection.beg.row = selection.mark.row;
3096 selection.beg.col = selection.mark.col;
3097 }
3098 else
3099 {
3100 selection.mark.row = selection.beg.row;
3101 selection.mark.col = selection.beg.col;
3102 }
3103 }
3104 if (ROWCOL_IS_BEFORE (pos, selection.mark))
3105 {
3106 selection.end.row = selection.mark.row;
3107 selection.end.col = selection.mark.col + 1;
3108 selection.beg.row = pos.row;
3109 selection.beg.col = pos.col;
3110 }
3111 else
3112 {
3113 selection.beg.row = selection.mark.row;
3114 selection.beg.col = selection.mark.col;
3115 selection.end.row = pos.row;
3116 selection.end.col = pos.col + 1;
3117 }
3118 }
3119 else if (selection.clicks == 2)
3120 {
3121 selection_delimit_word (UP, & (selection.mark),
3122 & (selection.beg));
3123 selection_delimit_word (DN, & (selection.mark),
3124 & (selection.end));
3125 hate_those_clicks = 1;
3126 }
3127 else if (selection.clicks == 3)
3128 {
3129 selection.beg.row = selection.end.row = selection.mark.row;
3130 selection.beg.col = 0;
3131 selection.end.col = ncol;
3132 hate_those_clicks = 1;
3133 }
3134 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));
3135 return;
3136 }
3137#endif /* ! NO_OLD_SELECTION */
3138#ifndef NO_NEW_SELECTION
3139 /* selection_style must not be OLD_SELECT to get here */
3140 /* 3181 /*
3141 * This is mainly xterm style selection with a couple of differences, mainly 3182 * This is mainly xterm style selection with a couple of differences, mainly
3142 * in the way button3 drag extension works. 3183 * in the way button3 drag extension works.
3143 * We're either doing: button1 drag; button3 press; or button3 drag 3184 * We're either doing: button1 drag; button3 press; or button3 drag
3144 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3185 * a) button1 drag : select around a midpoint/word/line - that point/word/line
… …
3149 * a point/word/line which is either the start or end of the selection 3190 * a point/word/line which is either the start or end of the selection
3150 * and it was decided by whichever point/word/line was `fixed' at the 3191 * and it was decided by whichever point/word/line was `fixed' at the
3151 * time of the most recent button3 press 3192 * time of the most recent button3 press
3152 */ 3193 */
3153 if (button3 && buttonpress) 3194 if (button3 && buttonpress)
3195 {
3154 { /* button3 press */ 3196 /* button3 press */
3155 /* 3197 /*
3156 * first determine which edge of the selection we are closest to 3198 * first determine which edge of the selection we are closest to
3157 */ 3199 */
3158 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3200 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3159 || (!ROWCOL_IS_AFTER (pos, selection.end) 3201 || (!ROWCOL_IS_AFTER (pos, selection.end)
3160 && (((pos.col - selection.beg.col) 3202 && (((pos.col - selection.beg.col)
3161 + ((pos.row - selection.beg.row) * ncol)) 3203 + ((pos.row - selection.beg.row) * ncol))
3162 < ((selection.end.col - pos.col) 3204 < ((selection.end.col - pos.col)
3163 + ((selection.end.row - pos.row) * ncol))))) 3205 + ((selection.end.row - pos.row) * ncol)))))
3164 closeto = LEFT; 3206 closeto = LEFT;
3207
3165 if (closeto == LEFT) 3208 if (closeto == LEFT)
3166 { 3209 {
3167 selection.beg.row = pos.row; 3210 selection.beg.row = pos.row;
3168 selection.beg.col = pos.col; 3211 selection.beg.col = pos.col;
3169 selection.mark.row = selection.end.row; 3212 selection.mark.row = selection.end.row;
3170 selection.mark.col = selection.end.col 3213 selection.mark.col = selection.end.col - (selection.clicks == 2);
3171 - (selection.clicks == 2);
3172 } 3214 }
3173 else 3215 else
3174 { 3216 {
3175 selection.end.row = pos.row; 3217 selection.end.row = pos.row;
3176 selection.end.col = pos.col; 3218 selection.end.col = pos.col;
3177 selection.mark.row = selection.beg.row; 3219 selection.mark.row = selection.beg.row;
3178 selection.mark.col = selection.beg.col; 3220 selection.mark.col = selection.beg.col;
3179 } 3221 }
3180 } 3222 }
3181 else 3223 else
3224 {
3182 { /* button1 drag or button3 drag */ 3225 /* button1 drag or button3 drag */
3183 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3226 if (ROWCOL_IS_AFTER (selection.mark, pos))
3184 { 3227 {
3185 if ((selection.mark.row == selection.end.row) 3228 if (selection.mark.row == selection.end.row
3186 && (selection.mark.col == selection.end.col) 3229 && selection.mark.col == selection.end.col
3230 && clickchange
3187 && clickchange && selection.clicks == 2) 3231 && selection.clicks == 2)
3188 selection.mark.col--; 3232 selection.mark.col--;
3233
3189 selection.beg.row = pos.row; 3234 selection.beg.row = pos.row;
3190 selection.beg.col = pos.col; 3235 selection.beg.col = pos.col;
3191 selection.end.row = selection.mark.row; 3236 selection.end.row = selection.mark.row;
3192 selection.end.col = selection.mark.col 3237 selection.end.col = selection.mark.col + (selection.clicks == 2);
3193 + (selection.clicks == 2);
3194 } 3238 }
3195 else 3239 else
3196 { 3240 {
3197 selection.beg.row = selection.mark.row; 3241 selection.beg.row = selection.mark.row;
3198 selection.beg.col = selection.mark.col; 3242 selection.beg.col = selection.mark.col;
… …
3201 } 3245 }
3202 } 3246 }
3203 3247
3204 if (selection.clicks == 1) 3248 if (selection.clicks == 1)
3205 { 3249 {
3206 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3250 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3207 if (end_col != -1 && selection.beg.col > end_col) 3251 && !ROW(selection.beg.row).is_longer ()
3252#if !ENABLE_MINIMAL
3253 && !selection.rect
3254#endif
3208 { 3255 )
3209#if 1
3210 selection.beg.col = ncol; 3256 selection.beg.col = ncol;
3211#else
3212 if (selection.beg.row != selection.end.row)
3213 selection.beg.col = ncol;
3214 else
3215 selection.beg.col = selection.mark.col;
3216#endif
3217 3257
3258 if (
3259 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3260 && !ROW(selection.end.row).is_longer ()
3261#if !ENABLE_MINIMAL
3262 && !selection.rect
3263#endif
3218 } 3264 )
3219 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3220 if (end_col != -1 && selection.end.col > end_col)
3221 selection.end.col = ncol; 3265 selection.end.col = ncol;
3222
3223 } 3266 }
3224 else if (selection.clicks == 2) 3267 else if (selection.clicks == 2)
3225 { 3268 {
3226 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3269 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3227 selection.end.col--; 3270 selection.end.col--;
3271
3228 selection_delimit_word (UP, & (selection.beg), 3272 selection_delimit_word (UP, &selection.beg, &selection.beg);
3229 & (selection.beg));
3230 selection_delimit_word (DN, & (selection.end), 3273 selection_delimit_word (DN, &selection.end, &selection.end);
3231 & (selection.end));
3232 } 3274 }
3233 else if (selection.clicks == 3) 3275 else if (selection.clicks == 3)
3234 { 3276 {
3235#ifndef NO_FRILLS 3277#if ENABLE_FRILLS
3236 if ((Options & Opt_tripleclickwords)) 3278 if (option (Opt_tripleclickwords))
3237 { 3279 {
3238 int end_row;
3239
3240 selection_delimit_word (UP, & (selection.beg), 3280 selection_delimit_word (UP, &selection.beg, &selection.beg);
3241 & (selection.beg)); 3281
3242 end_row = screen.tlen[selection.mark.row
3243 + TermWin.saveLines];
3244 for (end_row = selection.mark.row; end_row < TermWin.nrow; 3282 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3245 end_row++)
3246 { 3283 {
3247 end_col = screen.tlen[end_row + TermWin.saveLines]; 3284 if (!ROW(end_row).is_longer ())
3248 if (end_col != -1)
3249 { 3285 {
3250 selection.end.row = end_row; 3286 selection.end.row = end_row;
3251 selection.end.col = end_col; 3287 selection.end.col = ROW(end_row).l;
3288# if !ENABLE_MINIMAL
3252 selection_remove_trailing_spaces (); 3289 selection_remove_trailing_spaces ();
3290# endif
3253 break; 3291 break;
3254 } 3292 }
3255 } 3293 }
3256 } 3294 }
3257 else 3295 else
3258#endif 3296#endif
3259
3260 { 3297 {
3261 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3298 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3262 selection.mark.col++; 3299 selection.mark.col++;
3300
3263 selection.beg.col = 0; 3301 selection.beg.col = 0;
3264 selection.end.col = ncol; 3302 selection.end.col = ncol;
3303
3304 // select a complete logical line
3305 while (selection.beg.row > -saveLines
3306 && ROW(selection.beg.row - 1).is_longer ())
3307 selection.beg.row--;
3308
3309 while (selection.end.row < nrow
3310 && ROW(selection.end.row).is_longer ())
3311 selection.end.row++;
3265 } 3312 }
3266 } 3313 }
3314
3267 if (button3 && buttonpress) 3315 if (button3 && buttonpress)
3316 {
3268 { /* mark may need to be changed */ 3317 /* mark may need to be changed */
3269 if (closeto == LEFT) 3318 if (closeto == LEFT)
3270 { 3319 {
3271 selection.mark.row = selection.end.row; 3320 selection.mark.row = selection.end.row;
3272 selection.mark.col = selection.end.col 3321 selection.mark.col = selection.end.col - (selection.clicks == 2);
3273 - (selection.clicks == 2);
3274 } 3322 }
3275 else 3323 else
3276 { 3324 {
3277 selection.mark.row = selection.beg.row; 3325 selection.mark.row = selection.beg.row;
3278 selection.mark.col = selection.beg.col; 3326 selection.mark.col = selection.beg.col;
3279 } 3327 }
3280 } 3328 }
3281 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));
3282#endif /* ! NO_NEW_SELECTION */
3283}
3284 3329
3285#ifndef NO_FRILLS 3330#if !ENABLE_MINIMAL
3286void 3331 if (selection.rect && selection.beg.col > selection.end.col)
3332 ::swap (selection.beg.col, selection.end.col);
3333#endif
3334}
3335
3336#if !ENABLE_MINIMAL
3337void ecb_cold
3287rxvt_term::selection_remove_trailing_spaces () 3338rxvt_term::selection_remove_trailing_spaces () NOTHROW
3288{ 3339{
3289 int32_t end_col, end_row; 3340 int32_t end_col, end_row;
3290 text_t *stp; 3341 text_t *stp;
3291 3342
3292 end_col = selection.end.col; 3343 end_col = selection.end.col;
3293 end_row = selection.end.row; 3344 end_row = selection.end.row;
3345
3294 for ( ; end_row >= selection.beg.row; ) 3346 for (; end_row >= selection.beg.row; )
3295 { 3347 {
3296 stp = screen.text[end_row + TermWin.saveLines]; 3348 stp = ROW(end_row).t;
3349
3297 while (--end_col >= 0) 3350 while (--end_col >= 0)
3298 { 3351 {
3299 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3352 if (stp[end_col] != NOCHAR
3353 && !unicode::is_space (stp[end_col]))
3300 break; 3354 break;
3301 } 3355 }
3356
3302 if (end_col >= 0 3357 if (end_col >= 0
3303 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3358 || !ROW(end_row - 1).is_longer ())
3304 { 3359 {
3305 selection.end.col = end_col + 1; 3360 selection.end.col = end_col + 1;
3306 selection.end.row = end_row; 3361 selection.end.row = end_row;
3307 break; 3362 break;
3308 } 3363 }
3364
3309 end_row--; 3365 end_row--;
3310 end_col = TermWin.ncol; 3366 end_col = ncol;
3311 } 3367 }
3368
3312 if (selection.mark.row > selection.end.row) 3369 if (selection.mark.row > selection.end.row)
3313 { 3370 {
3314 selection.mark.row = selection.end.row; 3371 selection.mark.row = selection.end.row;
3315 selection.mark.col = selection.end.col; 3372 selection.mark.col = selection.end.col;
3316 } 3373 }
… …
3323/* ------------------------------------------------------------------------- */ 3380/* ------------------------------------------------------------------------- */
3324/* 3381/*
3325 * Double click on button 3 when already selected 3382 * Double click on button 3 when already selected
3326 * EXT: button 3 double click 3383 * EXT: button 3 double click
3327 */ 3384 */
3328void 3385void ecb_cold
3329rxvt_term::selection_rotate (int x, int y) 3386rxvt_term::selection_rotate (int x, int y) NOTHROW
3330{ 3387{
3331 selection.clicks = selection.clicks % 3 + 1; 3388 selection.clicks = selection.clicks % 3 + 1;
3332 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3389 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3333} 3390}
3334 3391
3335/* ------------------------------------------------------------------------- */ 3392/* ------------------------------------------------------------------------- */
3336/* 3393/*
3337 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3338 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3339 * the X11 protocol.
3340 */
3341typedef CARD32 Atom32;
3342
3343/* ------------------------------------------------------------------------- */
3344/*
3345 * Respond to a request for our current selection 3394 * Respond to a request for our current selection
3346 * EXT: SelectionRequest 3395 * EXT: SelectionRequest
3347 */ 3396 */
3348void 3397void ecb_cold
3349rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3398rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3350{ 3399{
3400 Atom property = rq.property == None ? rq.target : rq.property;
3351 XSelectionEvent ev; 3401 XSelectionEvent ev;
3352 XTextProperty ct;
3353 XICCEncodingStyle style;
3354 Atom target;
3355 3402
3356 ev.type = SelectionNotify; 3403 ev.type = SelectionNotify;
3357 ev.property = None; 3404 ev.property = None;
3358 ev.display = rq.display; 3405 ev.display = rq.display;
3359 ev.requestor = rq.requestor; 3406 ev.requestor = rq.requestor;
… …
3361 ev.target = rq.target; 3408 ev.target = rq.target;
3362 ev.time = rq.time; 3409 ev.time = rq.time;
3363 3410
3364 if (rq.target == xa[XA_TARGETS]) 3411 if (rq.target == xa[XA_TARGETS])
3365 { 3412 {
3366 Atom32 target_list[5]; 3413 Atom target_list[6];
3367 Atom32 *target = target_list; 3414 Atom *target = target_list;
3368 3415
3369 *target++ = (Atom32) xa[XA_TARGETS]; 3416 *target++ = xa[XA_TARGETS];
3417 *target++ = xa[XA_TIMESTAMP];
3370 *target++ = (Atom32) XA_STRING; 3418 *target++ = XA_STRING;
3371 *target++ = (Atom32) xa[XA_TEXT]; 3419 *target++ = xa[XA_TEXT];
3372 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3420 *target++ = xa[XA_COMPOUND_TEXT];
3373#if X_HAVE_UTF8_STRING 3421#if X_HAVE_UTF8_STRING
3374 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3422 *target++ = xa[XA_UTF8_STRING];
3375#endif 3423#endif
3424
3376 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3425 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3377 (8 * sizeof (target_list[0])), PropModeReplace, 3426 32, PropModeReplace,
3378 (unsigned char *)target_list, 3427 (unsigned char *)target_list, target - target_list);
3379 target - target_list);
3380 ev.property = rq.property; 3428 ev.property = property;
3381 } 3429 }
3430#if TODO // TODO
3382 else if (rq.target == xa[XA_MULTIPLE]) 3431 else if (rq.target == xa[XA_MULTIPLE])
3383 { 3432 {
3384 /* TODO: Handle MULTIPLE */ 3433 /* TODO: Handle MULTIPLE */
3385 } 3434 }
3435#endif
3386 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3436 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3387 { 3437 {
3388 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3438 XChangeProperty (dpy, rq.requestor, property, rq.target,
3389 (8 * sizeof (Time)), PropModeReplace,
3390 (unsigned char *)&selection_time, 1); 3439 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3391 ev.property = rq.property; 3440 ev.property = property;
3441 }
3442 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3443 {
3444 XChangeProperty (dpy, rq.requestor, property, rq.target,
3445 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3446 ev.property = property;
3392 } 3447 }
3393 else if (rq.target == XA_STRING 3448 else if (rq.target == XA_STRING
3394 || rq.target == xa[XA_TEXT] 3449 || rq.target == xa[XA_TEXT]
3395 || rq.target == xa[XA_COMPOUND_TEXT] 3450 || rq.target == xa[XA_COMPOUND_TEXT]
3396 || rq.target == xa[XA_UTF8_STRING] 3451 || rq.target == xa[XA_UTF8_STRING]
3397 ) 3452 )
3398 { 3453 {
3454 XTextProperty ct;
3455 Atom target = rq.target;
3399 short freect = 0; 3456 short freect = 0;
3400 int selectlen; 3457 int selectlen;
3401 char *cl; 3458 wchar_t *cl;
3402 3459 enum {
3403 target = rq.target; 3460 enc_string = XStringStyle,
3461 enc_text = XStdICCTextStyle,
3462 enc_compound_text = XCompoundTextStyle,
3463#ifdef X_HAVE_UTF8_STRING
3464 enc_utf8 = XUTF8StringStyle,
3465#else
3466 enc_utf8 = -1,
3467#endif
3468 } style;
3404 3469
3405 if (target == XA_STRING) 3470 if (target == XA_STRING)
3406 // we actually don't do XA_STRING, but who cares, as i18n clients 3471 // we actually don't do XA_STRING, but who cares, as i18n clients
3407 // will ask for another format anyways. 3472 // will ask for another format anyways.
3408 style = XStringStyle; 3473 style = enc_string;
3409 else if (target == xa[XA_TEXT]) 3474 else if (target == xa[XA_TEXT])
3410 style = XTextStyle; 3475 style = enc_text;
3411 else if (target == xa[XA_COMPOUND_TEXT]) 3476 else if (target == xa[XA_COMPOUND_TEXT])
3412 style = XCompoundTextStyle; 3477 style = enc_compound_text;
3413#if X_HAVE_UTF8_STRING 3478#if !ENABLE_MINIMAL
3414 else if (target == xa[XA_UTF8_STRING]) 3479 else if (target == xa[XA_UTF8_STRING])
3415 style = XUTF8StringStyle; 3480 style = enc_utf8;
3416#endif 3481#endif
3417 else 3482 else
3418 { 3483 {
3419 target = xa[XA_COMPOUND_TEXT]; 3484 target = xa[XA_COMPOUND_TEXT];
3420 style = XCompoundTextStyle; 3485 style = enc_compound_text;
3421 }
3422
3423 if (selection.text)
3424 { 3486 }
3487
3488 if (rq.selection == XA_PRIMARY && selection.text)
3489 {
3425 cl = (char *)selection.text; 3490 cl = selection.text;
3426 selectlen = selection.len; 3491 selectlen = selection.len;
3427 } 3492 }
3493 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3494 {
3495 cl = selection.clip_text;
3496 selectlen = selection.clip_len;
3497 }
3428 else 3498 else
3429 { 3499 {
3430 cl = ""; 3500 cl = L"";
3431 selectlen = 0; 3501 selectlen = 0;
3432 } 3502 }
3433 3503
3504#if !ENABLE_MINIMAL
3505 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3506 // so recode it manually
3507 if (style == enc_utf8)
3508 {
3509 freect = 1;
3510 ct.encoding = target;
3511 ct.format = 8;
3512 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3513 ct.nitems = strlen ((char *)ct.value);
3514 }
3515 else
3516#endif
3434 if (XmbTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3517 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3435 freect = 1; 3518 freect = 1;
3436 else 3519 else
3437 { 3520 {
3438 /* if we failed to convert then send it raw */ 3521 /* if we failed to convert then send it raw */
3439 ct.value = (unsigned char *)cl; 3522 ct.value = (unsigned char *)cl;
3440 ct.nitems = selectlen; 3523 ct.nitems = selectlen;
3524 ct.encoding = target;
3441 } 3525 }
3442 3526
3443 XChangeProperty (display->display, rq.requestor, rq.property, 3527 XChangeProperty (dpy, rq.requestor, property,
3444 target, 8, PropModeReplace, 3528 ct.encoding, 8, PropModeReplace,
3445 ct.value, (int)ct.nitems); 3529 ct.value, (int)ct.nitems);
3446 ev.property = rq.property; 3530 ev.property = property;
3447 3531
3448 if (freect) 3532 if (freect)
3449 XFree (ct.value); 3533 XFree (ct.value);
3450 } 3534 }
3535
3451 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3536 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3452} 3537}
3453 3538
3454/* ------------------------------------------------------------------------- * 3539/* ------------------------------------------------------------------------- */
3455 * MOUSE ROUTINES *
3456 * ------------------------------------------------------------------------- */
3457
3458/*
3459 * return col/row values corresponding to x/y pixel values
3460 */
3461void
3462rxvt_term::pixel_position (int *x, int *y)
3463{
3464 *x = Pixel2Col (*x);
3465 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3466 *y = Pixel2Row (*y);
3467 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3468}
3469
3470/* ------------------------------------------------------------------------- */
3471#ifdef USE_XIM 3540#if USE_XIM
3472void 3541void ecb_cold
3473rxvt_term::im_set_position (XPoint *pos) 3542rxvt_term::im_set_position (XPoint &pos) NOTHROW
3474{ 3543{
3475 XWindowAttributes xwa; 3544 XWindowAttributes xwa;
3476 3545
3477 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3546 XGetWindowAttributes (dpy, vt, &xwa);
3547
3478 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3548 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3479 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3549 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3480} 3550}
3481
3482#endif 3551#endif
3483/* ------------------------------------------------------------------------- */ 3552
3484 3553#if ENABLE_OVERLAY
3554void
3555rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3556{
3557 if (nrow < 1 || ncol < 1)
3558 return;
3559
3560 want_refresh = 1;
3561
3562 scr_overlay_off ();
3563
3564 if (x < 0) x = ncol - w;
3565 if (y < 0) y = nrow - h;
3566
3567 // make space for border
3568 w += 2; min_it (w, ncol);
3569 h += 2; min_it (h, nrow);
3570
3571 x -= 1; clamp_it (x, 0, ncol - w);
3572 y -= 1; clamp_it (y, 0, nrow - h);
3573
3574 ov.x = x; ov.y = y;
3575 ov.w = w; ov.h = h;
3576
3577 ov.text = new text_t *[h];
3578 ov.rend = new rend_t *[h];
3579
3580 for (y = 0; y < h; y++)
3581 {
3582 text_t *tp = ov.text[y] = new text_t[w];
3583 rend_t *rp = ov.rend[y] = new rend_t[w];
3584
3585 text_t t0, t1, t2;
3586 rend_t r = OVERLAY_RSTYLE;
3587
3588 if (y == 0)
3589 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3590 else if (y < h - 1)
3591 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3592 else
3593 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3594
3595 *tp++ = t0;
3596 *rp++ = r;
3597
3598 for (x = w - 2; x > 0; --x)
3599 {
3600 *tp++ = t1;
3601 *rp++ = r;
3602 }
3603
3604 *tp = t2;
3605 *rp = r;
3606 }
3607}
3608
3609void
3610rxvt_term::scr_overlay_off () NOTHROW
3611{
3612 if (!ov.text)
3613 return;
3614
3615 want_refresh = 1;
3616
3617 for (int y = 0; y < ov.h; y++)
3618 {
3619 delete [] ov.text[y];
3620 delete [] ov.rend[y];
3621 }
3622
3623 delete [] ov.text; ov.text = 0;
3624 delete [] ov.rend; ov.rend = 0;
3625}
3626
3627void
3628rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3629{
3630 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3631 return;
3632
3633 x++, y++;
3634
3635 ov.text[y][x] = text;
3636 ov.rend[y][x] = rend;
3637}
3638
3639void
3640rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3641{
3642 while (*s)
3643 scr_overlay_set (x++, y, *s++);
3644}
3645
3646void
3647rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3648{
3649 while (*s)
3650 {
3651 text_t t = *s++;
3652 int width = WCWIDTH (t);
3653
3654 while (width--)
3655 {
3656 scr_overlay_set (x++, y, t);
3657 t = NOCHAR;
3658 }
3659 }
3660}
3661
3662void
3663rxvt_term::scr_swap_overlay () NOTHROW
3664{
3665 if (!ov.text)
3666 return;
3667
3668 // hide cursor if it is within the overlay area
3669 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3670 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3671 screen.flags &= ~Screen_VisibleCursor;
3672
3673 // swap screen mem with overlay
3674 for (int y = ov.h; y--; )
3675 {
3676 text_t *t1 = ov.text[y];
3677 rend_t *r1 = ov.rend[y];
3678
3679 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3680 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3681
3682 for (int x = ov.w; x--; )
3683 {
3684 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3685 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3686 }
3687 }
3688}
3689
3690#endif
3485/* ------------------------------------------------------------------------- * 3691/* ------------------------------------------------------------------------- */
3486 * DEBUG ROUTINES *
3487 * ------------------------------------------------------------------------- */
3488#if 0
3489void
3490rxvt_debug_colors (void)
3491{
3492 int color;
3493 const char *name[] =
3494 {
3495 "fg", "bg",
3496 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3497 };
3498 3692
3499 fprintf (stderr, "Color ( ");
3500 if (rstyle & RS_RVid)
3501 fprintf (stderr, "rvid ");
3502 if (rstyle & RS_Bold)
3503 fprintf (stderr, "bold ");
3504 if (rstyle & RS_Blink)
3505 fprintf (stderr, "blink ");
3506 if (rstyle & RS_Uline)
3507 fprintf (stderr, "uline ");
3508 fprintf (stderr, "): ");
3509
3510 color = GET_FGCOLOR (rstyle);
3511#ifndef NO_BRIGHTCOLOR
3512 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3513 {
3514 color -= (minBrightCOLOR - minCOLOR);
3515 fprintf (stderr, "bright ");
3516 }
3517#endif
3518 fprintf (stderr, "%s on ", name[color]);
3519
3520 color = GET_BGCOLOR (rstyle);
3521#ifndef NO_BRIGHTCOLOR
3522 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3523 {
3524 color -= (minBrightCOLOR - minCOLOR);
3525 fprintf (stderr, "bright ");
3526 }
3527#endif
3528 fprintf (stderr, "%s\n", name[color]);
3529}
3530#endif

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