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

Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.19 by pcg, Thu Jan 29 23:26:01 2004 UTC vs.
Revision 1.443 by sf-exg, Sun Mar 31 22:31:45 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(R) \ 46#define ZERO_SCROLLBACK() \
51 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 47 if (option (Opt_scrollTtyOutput)) \
52 (R)->TermWin.view_start = 0 48 view_start = 0
53#define CLEAR_SELECTION(R) \ 49#define CLEAR_SELECTION() \
54 (R)->selection.beg.row = (R)->selection.beg.col \ 50 selection.beg.row = selection.beg.col \
55 = (R)->selection.end.row = (R)->selection.end.col = 0 51 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION(R) \ 52#define CLEAR_ALL_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
58 = (R)->selection.mark.row = (R)->selection.mark.col \ 54 = selection.mark.row = selection.mark.col \
59 = (R)->selection.end.row = (R)->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 (Xdisplay, drawBuffer, TermWin.int_bwidth, \
98 Row2Pixel(row), (unsigned int)TermWin.width, \
99 (unsigned int)Height2Pixel(num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 87#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 88 if (mapped) \
103 XClearArea (Xdisplay, 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 (Xdisplay, 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);
153}
154
155// set the rendition of a single wide character beginning at the given column
156void
157rxvt_term::scr_set_char_rend (line_t &l, int col, rend_t rend)
158{
159 do {
160 l.r[col] = rend;
161 col++;
162 } while (col < ncol && l.t[col] == NOCHAR);
145} 163}
146 164
147/* ------------------------------------------------------------------------- * 165/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 166 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 167 * ------------------------------------------------------------------------- */
168
150void 169void
170rxvt_term::scr_alloc () NOTHROW
171{
172 int tsize = sizeof (text_t) * ncol;
173 int rsize = sizeof (rend_t) * ncol;
174
175 // we assume that rend_t size is a sufficient alignment
176 // factor for text_t and line_t values, and we only
177 // need to adjust tsize.
178 tsize = (tsize + sizeof (rend_t) - 1);
179 tsize -= tsize % sizeof (rend_t);
180
181 int all_rows = total_rows + nrow + nrow;
182
183 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
184 chunk = chunk_alloc (chunk_size, 0);
185
186 char *base = (char *)chunk + sizeof (line_t) * all_rows;
187
188 for (int row = 0; row < all_rows; ++row)
189 {
190 line_t &l = ((line_t *)chunk) [row];
191
192 l.t = (text_t *)base; base += tsize;
193 l.r = (rend_t *)base; base += rsize;
194 l.l = -1;
195 l.f = 0;
196 }
197
198 drawn_buf = (line_t *)chunk;
199 swap_buf = drawn_buf + nrow;
200 row_buf = swap_buf + nrow;
201}
202
203void
204rxvt_term::copy_line (line_t &dst, line_t &src)
205{
206 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
207 dst.l = min (src.l, ncol);
208 memcpy (dst.t, src.t, sizeof (text_t) * dst.l);
209 memcpy (dst.r, src.r, sizeof (rend_t) * dst.l);
210 dst.f = src.f;
211}
212
213void ecb_cold
151rxvt_term::scr_reset () 214rxvt_term::scr_reset ()
152{ 215{
153 unsigned int ncol, nrow, total_rows, prev_total_rows; 216#if ENABLE_OVERLAY
154 unsigned int p, q; 217 scr_overlay_off ();
155 int k; 218#endif
156 rend_t setrstyle;
157 219
158 D_SCREEN((stderr, "rxvt_scr_reset()"));
159
160 TermWin.view_start = 0; 220 view_start = 0;
161 num_scr = 0; 221 num_scr = 0;
162 222
163 if (TermWin.ncol == 0) 223 if (ncol == 0)
164 TermWin.ncol = 80; 224 ncol = 80;
165 225
166 if (TermWin.nrow == 0) 226 if (nrow == 0)
167 TermWin.nrow = 24; 227 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 228
172 if (ncol == prev_ncol && nrow == prev_nrow) 229 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 230 return;
174 231
232 // we need at least two lines for wrapping to work correctly
233 while (nrow + saveLines < 2)
234 {
235 //TODO//FIXME
236 saveLines++;
237 prev_nrow--;
238 top_row--;
239 }
240
175 want_refresh = 1; 241 want_refresh = 1;
176 242
243 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 244 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 245
180 screen.tscroll = 0; 246 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 247 screen.bscroll = nrow - 1;
182 248
183 if (!talloc) 249 void *prev_chunk = chunk;
184 { 250 size_t prev_chunk_size = chunk_size;
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 251 line_t *prev_drawn_buf = drawn_buf;
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 252 line_t *prev_swap_buf = swap_buf;
253 line_t *prev_row_buf = row_buf;
254
255 scr_alloc ();
256
257 if (!prev_row_buf)
187 } 258 {
188 259 top_row = 0;
189 if (prev_nrow == 0) 260 term_start = 0;
190 {
191 /*
192 * first time called so just malloc everything : don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
196 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
198 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 261
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)); 262 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 263 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 264 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 265 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 266 screen.charset = 0;
223 current_screen = PRIMARY; 267 current_screen = PRIMARY;
224 rxvt_scr_cursor (this, SAVE); 268 scr_cursor (SAVE);
225 269
226#if NSCREENS 270#if NSCREENS
227 swap.flags = Screen_DefaultFlags; 271 swap.flags = Screen_DefaultFlags;
228 swap.cur.row = swap.cur.col = 0; 272 swap.cur.row = swap.cur.col = 0;
229 swap.charset = 0; 273 swap.charset = 0;
230 current_screen = SECONDARY; 274 current_screen = SECONDARY;
231 rxvt_scr_cursor (this, SAVE); 275 scr_cursor (SAVE);
232 current_screen = PRIMARY; 276 current_screen = PRIMARY;
233#endif 277#endif
234 278
235 selection.text = NULL; 279 selection.text = NULL;
236 selection.len = 0; 280 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 281 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 282 selection.screen = PRIMARY;
239 selection.clicks = 0; 283 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (this); 284 selection.clip_text = NULL;
241 rvideo = 0; 285 selection.clip_len = 0;
242 } 286 }
243 else 287 else
244 { 288 {
245 /* 289 /*
246 * add or delete rows as appropriate 290 * add or delete rows as appropriate
247 */ 291 */
248 setrstyle = DEFAULT_RSTYLE;
249 292
250 if (nrow < prev_nrow) 293 int common_col = min (prev_ncol, ncol);
294
295 for (int row = min (nrow, prev_nrow); row--; )
296 {
297 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
298 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
299 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
300
301 copy_line (swap_buf [row], prev_swap_buf [row]);
251 { 302 }
252 /* delete rows */
253 k = min (TermWin.nscrolled, prev_nrow - nrow);
254 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
255 303
256 for (p = nrow; p < prev_nrow; p++) 304 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
305 int pend = MOD (term_start + top_row , prev_total_rows);
306 int q = total_rows; // rewrapped row
307
308 if (top_row)
309 {
310 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
311 // to come up with a lean and mean algorithm.
312 // TODO: maybe optimise when width didn't change
313
314 row_col_t ocur = screen.cur;
315 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
316
317 do
257 { 318 {
258 q = p + TermWin.saveLines; 319 p = MOD (p - 1, prev_total_rows);
259 if (screen.text[q]) 320 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
321 int plines = 1;
322 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
323
324 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 325 {
261#ifdef DEBUG_STRICT 326 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 327
263#endif 328 plines++;
264 talloc->free (screen.text[q]); 329 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 330 }
267 if (swap.text[p]) 331
332 int qlines = max (0, (llen - 1) / ncol) + 1;
333
334 // drop partial lines completely
335 if (q < qlines)
336 break;
337
338 q -= qlines;
339
340 int lofs = 0;
341 line_t *qline;
342
343 // re-assemble the full line by destination lines
344 for (int qrow = q; qlines--; qrow++)
268 { 345 {
269#ifdef DEBUG_STRICT 346 qline = row_buf + qrow;
270 assert (swap.rend[p]); 347 qline->alloc (); // redundant with next line
271#endif 348 qline->l = ncol;
272 talloc->free (swap.text[p]); 349 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 350
351 int qcol = 0;
352
353 // see below for cursor adjustment rationale
354 if (p == ocur.row)
355 screen.cur.row = q - (total_rows - nrow);
356
357 // fill a single destination line
358 while (lofs < llen && qcol < ncol)
359 {
360 int prow = lofs / prev_ncol;
361 int pcol = lofs % prev_ncol;
362
363 prow = MOD (p + prow, prev_total_rows);
364
365 // we only adjust the cursor _row_ and put it into
366 // the topmost line of "long line" it was in, as
367 // this seems to upset applications/shells/readline
368 // least.
369 if (prow == ocur.row)
370 screen.cur.row = q - (total_rows - nrow);
371
372 line_t &pline = prev_row_buf [prow];
373
374 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
375
376 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
377 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
378
379 lofs += len;
380 qcol += len;
381 }
274 } 382 }
275#ifdef DEBUG_STRICT 383
276 assert (drawn_text[p] && drawn_rend[p]); 384 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 385 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 386 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 387 }
388 while (p != pend && q > 0);
281 389
282 /* we have fewer rows so fix up cursor position */ 390 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 391 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
285 392
286 scr_reset_realloc (); /* realloc _last_ */ 393 // make sure all terminal lines exist
287 } 394 while (top_row > 0)
288 else if (nrow > prev_nrow) 395 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
289 { 396 }
290 /* add rows */ 397 else
291 scr_reset_realloc (); /* realloc _first_ */ 398 {
399 // if no scrollback exists (yet), wing, instead of wrap
292 400
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 401 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 { 402 {
299 screen.tlen[p] = 0; 403 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 404 line_t &dst = row_buf [row];
301 screen.rend[p] = NULL; 405
406 copy_line (dst, src);
302 } 407 }
303 408
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++) 409 for (int row = prev_nrow; row < nrow; row++)
308 { 410 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 }
317 411
318 if (k > 0) 412 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 { 413 }
339 int common = min (prev_ncol, ncol); 414
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 415 clamp_it (screen.cur.row, 0, nrow - 1);
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 416 clamp_it (screen.cur.col, 0, ncol - 1);
342 417 }
343 for (p = 0; p < total_rows; p++)
344 {
345 if (screen.text[p])
346 {
347 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
348 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
349 418
350 MIN_IT(screen.tlen[p], (int16_t)ncol); 419 for (int row = nrow; row--; )
351
352 if (ncol > prev_ncol)
353 scr_blank_line (&(screen.text[p][prev_ncol]),
354 &(screen.rend[p][prev_ncol]),
355 ncol - prev_ncol,
356 setrstyle);
357 }
358 }
359
360 for (p = 0; p < nrow; p++)
361 {
362 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
363 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
364
365 if (ncol > prev_ncol)
366 scr_blank_line (&(drawn_text[p][prev_ncol]),
367 &(drawn_rend[p][prev_ncol]),
368 ncol - prev_ncol, setrstyle);
369
370 if (swap.text[p])
371 {
372 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
373 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
374
375 MIN_IT(swap.tlen[p], (int16_t)ncol);
376
377 if (ncol > prev_ncol)
378 scr_blank_line (&(swap.text[p][prev_ncol]),
379 &(swap.rend[p][prev_ncol]),
380 ncol - prev_ncol, setrstyle);
381 }
382
383 }
384
385 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
386 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
387
388 delete talloc; talloc = ta;
389 delete ralloc; ralloc = ra;
390 }
391
392 if (tabs)
393 free(tabs);
394 } 420 {
421 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
422 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
423 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
424 }
425
426 chunk_free (prev_chunk, prev_chunk_size);
427
428 free (tabs);
429 tabs = (char *)rxvt_malloc (ncol);
430
431 for (int col = ncol; col--; )
432 tabs [col] = col % TABSIZE == 0;
433
434 CLEAR_ALL_SELECTION ();
395 435
396 prev_nrow = nrow; 436 prev_nrow = nrow;
397 prev_ncol = ncol; 437 prev_ncol = ncol;
398 438
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 (); 439 tt_winch ();
405}
406 440
407void 441 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} 442}
429 443
430/* ------------------------------------------------------------------------- */ 444void ecb_cold
431/*
432 * Free everything. That way malloc debugging can find leakage.
433 */
434void
435rxvt_term::scr_release() 445rxvt_term::scr_release () NOTHROW
436{ 446{
437 uint16_t total_rows; 447 chunk_free (chunk, chunk_size);
438 int i; 448 chunk = 0;
449 row_buf = 0;
439 450
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); 451 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; 452 tabs = 0;
473} 453}
474 454
475/* ------------------------------------------------------------------------- */ 455/* ------------------------------------------------------------------------- */
476/* 456/*
477 * Hard reset 457 * Hard/Soft reset
478 */ 458 */
479/* EXTPROTO */ 459void ecb_cold
480void
481rxvt_scr_poweron(pR) 460rxvt_term::scr_poweron ()
482{ 461{
483 D_SCREEN((stderr, "rxvt_scr_poweron()"));
484
485 R->scr_release (); 462 scr_release ();
463
486 R->prev_nrow = R->prev_ncol = 0; 464 prev_nrow = prev_ncol = 0;
465 rvideo_mode = false;
466 scr_soft_reset ();
487 R->scr_reset (); 467 scr_reset ();
488 468
489 R->scr_clear (); 469 scr_clear (true);
490 R->scr_refresh (SLOW_REFRESH); 470 scr_refresh ();
491#ifdef RXVT_GRAPHICS 471}
492 rxvt_Gr_reset (aR); 472
473void ecb_cold
474rxvt_term::scr_soft_reset () NOTHROW
475{
476 /* only affects modes, nothing drastic such as clearing the screen */
477#if ENABLE_OVERLAY
478 scr_overlay_off ();
493#endif 479#endif
480
481 if (current_screen != PRIMARY)
482 scr_swap_screen ();
483
484 scr_scroll_region (0, MAX_ROWS - 1);
485 scr_rendition (0, ~RS_None);
486 scr_insert_mode (0);
494} 487}
495 488
496/* ------------------------------------------------------------------------- * 489/* ------------------------------------------------------------------------- *
497 * PROCESS SCREEN COMMANDS * 490 * PROCESS SCREEN COMMANDS *
498 * ------------------------------------------------------------------------- */ 491 * ------------------------------------------------------------------------- */
499/* 492/*
500 * Save and Restore cursor 493 * Save and Restore cursor
501 * XTERM_SEQ: Save cursor : ESC 7 494 * XTERM_SEQ: Save cursor : ESC 7
502 * XTERM_SEQ: Restore cursor: ESC 8 495 * XTERM_SEQ: Restore cursor: ESC 8
503 */ 496 */
504/* EXTPROTO */
505void 497void
506rxvt_scr_cursor(pR_ int mode) 498rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
507{ 499{
508 screen_t *s; 500 screen_t *s;
509
510 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
511 501
512#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 502#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
513 if (R->current_screen == SECONDARY) 503 if (current_screen == SECONDARY)
514 s = &(R->swap); 504 s = &swap;
515 else 505 else
516#endif 506#endif
517 s = &(R->screen); 507 s = &screen;
508
518 switch (mode) { 509 switch (mode)
510 {
519 case SAVE: 511 case SAVE:
520 s->s_cur.row = s->cur.row; 512 s->s_cur.row = screen.cur.row;
521 s->s_cur.col = s->cur.col; 513 s->s_cur.col = screen.cur.col;
522 s->s_rstyle = R->rstyle; 514 s->s_rstyle = rstyle;
523 s->s_charset = s->charset; 515 s->s_charset = screen.charset;
524 s->s_charset_char = R->charsets[s->charset]; 516 s->s_charset_char = charsets[screen.charset];
525 break; 517 break;
518
526 case RESTORE: 519 case RESTORE:
527 R->want_refresh = 1; 520 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 521 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 522 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 523 screen.flags &= ~Screen_WrapNext;
531 R->rstyle = s->s_rstyle; 524 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 525 screen.charset = s->s_charset;
533 R->charsets[s->charset] = s->s_charset_char; 526 charsets[screen.charset] = s->s_charset_char;
534 rxvt_set_font_style(aR); 527 set_font_style ();
535 break; 528 break;
536 } 529 }
530
537/* boundary check in case screen size changed between SAVE and RESTORE */ 531 /* boundary check in case screen size changed between SAVE and RESTORE */
538 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 532 min_it (s->cur.row, nrow - 1);
539 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 533 min_it (s->cur.col, ncol - 1);
540#ifdef DEBUG_STRICT
541 assert(s->cur.row >= 0); 534 assert (s->cur.row >= 0);
542 assert(s->cur.col >= 0); 535 assert (s->cur.col >= 0);
543#else /* drive with your eyes closed */ 536}
544 MAX_IT(s->cur.row, 0); 537
545 MAX_IT(s->cur.col, 0); 538void
546#endif 539rxvt_term::scr_swap_screen () NOTHROW
540{
541 if (!option (Opt_secondaryScreen))
542 return;
543
544 for (int i = prev_nrow; i--; )
545 ::swap (ROW(i), swap_buf [i]);
546
547 ::swap (screen.cur, swap.cur);
548
549 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
550 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
547} 551}
548 552
549/* ------------------------------------------------------------------------- */ 553/* ------------------------------------------------------------------------- */
550/* 554/*
551 * Swap between primary and secondary screens 555 * Swap between primary and secondary screens
552 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 556 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
553 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 557 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
554 */ 558 */
555/* EXTPROTO */ 559void
556int
557rxvt_scr_change_screen(pR_ int scrn) 560rxvt_term::scr_change_screen (int scrn)
558{ 561{
559 int i; 562 if (scrn == current_screen)
563 return;
564
565 want_refresh = 1;
566 view_start = 0;
567
568 /* check for boundary cross */
569 row_col_t pos;
570 pos.row = pos.col = 0;
571 if (ROWCOL_IS_BEFORE (selection.beg, pos)
572 && ROWCOL_IS_AFTER (selection.end, pos))
573 CLEAR_SELECTION ();
574
575 current_screen = scrn;
576
560#if NSCREENS 577#if NSCREENS
561 int offset; 578 if (option (Opt_secondaryScreen))
562#endif 579 {
563
564 R->want_refresh = 1;
565
566 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
567
568 R->TermWin.view_start = 0;
569
570 if (R->current_screen == scrn)
571 return R->current_screen;
572
573 rxvt_selection_check(aR_ 2); /* check for boundary cross */
574
575 SWAP_IT(R->current_screen, scrn, int);
576#if NSCREENS
577 R->num_scr = 0; 580 num_scr = 0;
578 offset = R->TermWin.saveLines; 581
579 for (i = R->prev_nrow; i--;) { 582 scr_swap_screen ();
580 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 583
581 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 584 ::swap (screen.charset, swap.charset);
582 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 585 ::swap (screen.flags, swap.flags);
583 }
584 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
585 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
586# ifdef DEBUG_STRICT
587 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
588 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
589# else /* drive with your eyes closed */
590 MAX_IT(R->screen.cur.row, 0);
591 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
592 MAX_IT(R->screen.cur.col, 0);
593 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
594# endif
595 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
596 SWAP_IT(R->screen.flags, R->swap.flags, int);
597 R->screen.flags |= Screen_VisibleCursor; 586 screen.flags |= Screen_VisibleCursor;
598 R->swap.flags |= Screen_VisibleCursor; 587 swap.flags |= Screen_VisibleCursor;
599
600# ifdef RXVT_GRAPHICS
601
602 if (rxvt_Gr_Displayed(aR)) {
603 rxvt_Gr_scroll(aR_ 0);
604 rxvt_Gr_ChangeScreen(aR);
605 } 588 }
589 else
606# endif 590#endif
607#else 591 if (option (Opt_secondaryScroll))
608# ifdef SCROLL_ON_NO_SECONDARY
609# ifdef RXVT_GRAPHICS
610 if (rxvt_Gr_Displayed(aR))
611 rxvt_Gr_ClearScreen(aR);
612# endif
613 if (R->current_screen == PRIMARY
614# ifdef RXVT_GRAPHICS
615 && !rxvt_Gr_Displayed(aR)
616# endif
617 )
618 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 592 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
619# endif 593}
620#endif 594
595// clear WrapNext indicator, solidifying position on next line
596void
597rxvt_term::scr_do_wrap () NOTHROW
598{
599 if (!(screen.flags & Screen_WrapNext))
621 return scrn; 600 return;
601
602 screen.flags &= ~Screen_WrapNext;
603
604 screen.cur.col = 0;
605
606 if (screen.cur.row == screen.bscroll)
607 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
608 else if (screen.cur.row < nrow - 1)
609 screen.cur.row++;
622} 610}
623 611
624/* ------------------------------------------------------------------------- */ 612/* ------------------------------------------------------------------------- */
625/* 613/*
626 * Change the colour for following text 614 * Change the colour for following text
627 */ 615 */
628/* EXTPROTO */
629void 616void
630rxvt_scr_color(pR_ unsigned int color, int fgbg) 617rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
631{ 618{
619 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
632 color &= RS_fgMask; 620 color = fgbg;
621
633 if (fgbg == Color_fg) 622 if (fgbg == Color_fg)
634 R->rstyle = SET_FGCOLOR(R->rstyle, color); 623 rstyle = SET_FGCOLOR (rstyle, color);
635 else 624 else
636 R->rstyle = SET_BGCOLOR(R->rstyle, color); 625 rstyle = SET_BGCOLOR (rstyle, color);
637} 626}
638 627
639/* ------------------------------------------------------------------------- */ 628/* ------------------------------------------------------------------------- */
640/* 629/*
641 * Change the rendition style for following text 630 * Change the rendition style for following text
642 */ 631 */
643/* EXTPROTO */
644void 632void
645rxvt_scr_rendition(pR_ int set, int style) 633rxvt_term::scr_rendition (int set, int style) NOTHROW
646{ 634{
647 if (set) 635 if (set)
648 R->rstyle |= style; 636 rstyle |= style;
649 else if (style == ~RS_None) 637 else if (style == ~RS_None)
650 R->rstyle = DEFAULT_RSTYLE; 638 rstyle = DEFAULT_RSTYLE;
651 else 639 else
652 R->rstyle &= ~style; 640 rstyle &= ~style;
653} 641}
654 642
655/* ------------------------------------------------------------------------- */ 643/* ------------------------------------------------------------------------- */
656/* 644/*
657 * Scroll text between <row1> and <row2> inclusive, by <count> lines 645 * Scroll text between <row1> and <row2> inclusive, by <count> lines
658 * count positive ==> scroll up 646 * count positive ==> scroll up
659 * count negative ==> scroll down 647 * count negative ==> scroll down
660 * spec == 0 for normal routines
661 */ 648 */
662int 649int ecb_hot
663rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 650rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
664{ 651{
665 int i, j;
666 long nscrolled;
667
668 if (count == 0 || (row1 > row2)) 652 if (count == 0 || (row1 > row2))
669 return 0; 653 return 0;
670 654
671 want_refresh = 1; 655 want_refresh = 1;
672 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 656 num_scr += count;
673 657
674 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 658 if (count > 0
659 && row1 == 0
660 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
661 {
662 min_it (count, total_rows - (nrow - (row2 + 1)));
663
664 top_row = max (top_row - count, -saveLines);
665
666 // sever bottommost line
675 { 667 {
676 nscrolled = (long)TermWin.nscrolled + (long)count; 668 line_t &l = ROW(row2);
677 669 l.is_longer (0);
678 if (nscrolled > (long)TermWin.saveLines) 670 l.touch ();
679 TermWin.nscrolled = TermWin.saveLines;
680 else
681 TermWin.nscrolled = (uint16_t)nscrolled;
682
683 if ((Options & Opt_scrollWithBuffer)
684 && TermWin.view_start != 0
685 && TermWin.view_start != TermWin.saveLines)
686 rxvt_scr_page (this, UP, count);
687 } 671 }
688 else if (!spec)
689 row1 += TermWin.saveLines;
690 672
691 row2 += TermWin.saveLines; 673 // scroll everything up 'count' lines
674 term_start = (term_start + count) % total_rows;
692 675
676 // now copy lines below the scroll region bottom to the
677 // bottom of the screen again, so they look as if they
678 // hadn't moved.
679 for (int i = nrow; --i > row2; )
680 {
681 line_t &l1 = ROW(i - count);
682 line_t &l2 = ROW(i);
683
684 ::swap (l1, l2);
685 l2.touch ();
686 }
687
688 // erase newly scrolled-in lines
689 for (int i = count; i--; )
690 {
691 line_t &l = ROW(row2 - i);
692
693 // optimise if already cleared, can be significant on slow machines
694 // could be rolled into scr_blank_screen_mem
695 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
696 {
697 scr_blank_line (l, 0, l.l, rstyle);
698 l.l = 0;
699 l.f = 0;
700 }
701 else
702 scr_blank_screen_mem (l, rstyle);
703 }
704
705 // move and/or clear selection, if any
693 if (selection.op && current_screen == selection.screen) 706 if (selection.op && current_screen == selection.screen
694 { 707 && selection.beg.row <= row2)
695 i = selection.beg.row + TermWin.saveLines;
696 j = selection.end.row + TermWin.saveLines;
697 if ((i < row1 && j > row1)
698 || (i < row2 && j > row2)
699 || (i - count < row1 && i >= row1)
700 || (i - count > row2 && i <= row2)
701 || (j - count < row1 && j >= row1)
702 || (j - count > row2 && j <= row2))
703 {
704 CLEAR_ALL_SELECTION (this);
705 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
706 } 708 {
707 else if (j >= row1 && j <= row2)
708 {
709 /* move selected region too */
710 selection.beg.row -= count; 709 selection.beg.row -= count;
711 selection.end.row -= count; 710 selection.end.row -= count;
712 selection.mark.row -= count; 711 selection.mark.row -= count;
713 }
714 }
715 712
716 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 713 selection_check (0);
717
718 num_scr += count;
719 j = count;
720
721 if (count < 0)
722 count = -count;
723
724 i = row2 - row1 + 1;
725 MIN_IT(count, i);
726
727 if (j > 0)
728 {
729 /* A: scroll up */
730
731 /* A1: Copy lines that will get clobbered by the rotation */
732 for (i = 0, j = row1; i < count; i++, j++)
733 { 714 }
734 buf_text[i] = screen.text[j]; 715
735 buf_rend[i] = screen.rend[j]; 716 // finally move the view window, if desired
717 if (option (Opt_scrollWithBuffer)
718 && view_start != 0
719 && view_start != -saveLines)
720 scr_page (count);
721
722 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
723 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
724 }
725 else
726 {
727 if (selection.op && current_screen == selection.screen)
736 } 728 {
737 /* A2: Rotate lines */ 729 if ((selection.beg.row < row1 && selection.end.row > row1)
738 for (j = row1, i = j + count; i <= row2; i++, j++) 730 || (selection.beg.row < row2 && selection.end.row > row2)
731 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
732 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
733 || (selection.end.row - count < row1 && selection.end.row >= row1)
734 || (selection.end.row - count > row2 && selection.end.row <= row2))
735 {
736 CLEAR_ALL_SELECTION ();
737 selection.op = SELECTION_CLEAR;
738 }
739 else if (selection.end.row >= row1 && selection.end.row <= row2)
740 {
741 /* move selected region too */
742 selection.beg.row -= count;
743 selection.end.row -= count;
744 selection.mark.row -= count;
745
746 selection_check (0);
747 }
739 { 748 }
740 screen.tlen[j] = screen.tlen[i]; 749
741 screen.text[j] = screen.text[i]; 750 // use a simple and robust scrolling algorithm, this
742 screen.rend[j] = screen.rend[i]; 751 // part of scr_scroll_text is not time-critical.
752
753 // sever line above scroll region
754 if (row1)
743 } 755 {
744 j = row2 - count + 1, i = count; 756 line_t &l = ROW(row1 - 1);
745 } 757 l.is_longer (0);
746 else /* if (j < 0) */ 758 l.touch ();
747 {
748 /* B: scroll down */
749
750 /* B1: Copy lines that will get clobbered by the rotation */
751 for (i = 0, j = row2; i < count; i++, j--)
752 { 759 }
753 buf_text[i] = screen.text[j]; 760
754 buf_rend[i] = screen.rend[j]; 761 int rows = row2 - row1 + 1;
762
763 min_it (count, rows);
764
765 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
766
767 for (int row = 0; row < rows; row++)
755 } 768 {
756 /* B2: Rotate lines */ 769 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
757 for (j = row2, i = j - count; i >= row1; i--, j--) 770
771 if (!IN_RANGE_EXC (row + count, 0, rows))
772 scr_blank_screen_mem (temp_buf [row], rstyle);
758 { 773 }
759 screen.tlen[j] = screen.tlen[i]; 774
760 screen.text[j] = screen.text[i]; 775 for (int row = 0; row < rows; row++)
761 screen.rend[j] = screen.rend[i]; 776 ROW(row1 + row) = temp_buf [row];
777
778 // sever bottommost line
779 {
780 line_t &l = ROW(row2);
781 l.is_longer (0);
782 l.touch ();
762 } 783 }
763 j = row1, i = count;
764 count = -count;
765 }
766
767 /* C: Resurrect lines */
768 for (; i--; j++)
769 { 784 }
770 screen.tlen[j] = 0;
771 screen.text[j] = buf_text[i];
772 screen.rend[j] = buf_rend[i];
773
774 if (!spec) /* line length may not equal TermWin.ncol */
775 scr_blank_screen_mem (screen.text, screen.rend,
776 (unsigned int)j, rstyle);
777 }
778
779#ifdef RXVT_GRAPHICS
780 if (rxvt_Gr_Displayed (this))
781 rxvt_Gr_scroll(this, count);
782#endif
783 785
784 return count; 786 return count;
785} 787}
786 788
787/* ------------------------------------------------------------------------- */ 789/* ------------------------------------------------------------------------- */
788/* 790/*
789 * Add text given in <str> of length <len> to screen struct 791 * Add text given in <str> of length <len> to screen struct
790 */ 792 */
791/* EXTPROTO */ 793void ecb_hot
792void 794rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
793rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len)
794{ 795{
795 unsigned char checksel, clearsel;
796 uint32_t c;
797 int i, row, last_col;
798 text_t *stp;
799 rend_t *srp;
800
801 if (len <= 0) /* sanity */ 796 if (len <= 0) /* sanity */
802 return; 797 return;
803 798
799 bool checksel;
800 unicode_t c;
801 int ncol = this->ncol;
802 const wchar_t *strend = str + len;
803
804 R->want_refresh = 1; 804 want_refresh = 1;
805 last_col = R->TermWin.ncol;
806
807 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
808 ZERO_SCROLLBACK(R); 805 ZERO_SCROLLBACK ();
806
809 if (nlines > 0) { 807 if (minlines > 0)
808 {
810 nlines += (R->screen.cur.row - R->screen.bscroll); 809 minlines += screen.cur.row - screen.bscroll;
810 min_it (minlines, screen.cur.row - top_row);
811
811 if ((nlines > 0) 812 if (minlines > 0
812 && (R->screen.tscroll == 0) 813 && screen.tscroll == 0
813 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 814 && screen.bscroll == nrow - 1)
815 {
814 /* _at least_ this many lines need to be scrolled */ 816 /* _at least_ this many lines need to be scrolled */
815 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 817 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
816 R->screen.cur.row -= nlines; 818 screen.cur.row -= minlines;
817 } 819 }
818 } 820 }
819#ifdef DEBUG_STRICT 821
820 assert(R->screen.cur.col < last_col); 822 assert (screen.cur.col < ncol);
821 assert((R->screen.cur.row < R->TermWin.nrow) 823 assert (screen.cur.row < nrow
822 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 824 && screen.cur.row >= top_row);
823#else /* drive with your eyes closed */ 825 int row = screen.cur.row;
824 MIN_IT(R->screen.cur.col, last_col - 1);
825 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
826 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
827#endif
828 row = R->screen.cur.row + R->TermWin.saveLines;
829 826
830 checksel = (R->selection.op 827 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
831 && R->current_screen == R->selection.screen) ? 1 : 0;
832 clearsel = 0;
833 828
834 stp = R->screen.text[row]; 829 line_t *line = &ROW(row);
835 srp = R->screen.rend[row];
836 830
837 for (i = 0; i < len;) { 831 while (str < strend)
838 c = str[i++]; 832 {
839 switch (c) { 833 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
840 case '\t': 834
841 rxvt_scr_tab (aR_ 1); 835 if (ecb_unlikely (c < 0x20))
836 if (c == C0_LF)
837 {
838 max_it (line->l, screen.cur.col);
839
840 screen.flags &= ~Screen_WrapNext;
841
842 if (screen.cur.row == screen.bscroll)
843 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
844 else if (screen.cur.row < (nrow - 1))
845 row = ++screen.cur.row;
846
847 line = &ROW(row); /* _must_ refresh */
842 continue; 848 continue;
843 case '\n': 849 }
844 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 850 else if (c == C0_CR)
845 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 851 {
852 max_it (line->l, screen.cur.col);
853
846 R->screen.flags &= ~Screen_WrapNext; 854 screen.flags &= ~Screen_WrapNext;
847 if (R->screen.cur.row == R->screen.bscroll) 855 screen.cur.col = 0;
848 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
849 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
850 row = (++R->screen.cur.row) + R->TermWin.saveLines;
851 stp = R->screen.text[row]; /* _must_ refresh */
852 srp = R->screen.rend[row]; /* _must_ refresh */
853 continue; 856 continue;
854 case '\r': 857 }
855 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 858 else if (c == C0_HT)
856 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 859 {
857 R->screen.flags &= ~Screen_WrapNext; 860 scr_tab (1, true);
858 R->screen.cur.col = 0;
859 continue; 861 continue;
860 default:
861 if (c == 127)
862 continue; /* yummmm..... */
863 break;
864 } 862 }
865 863
864 if (ecb_unlikely (
866 if (checksel /* see if we're writing within selection */ 865 checksel /* see if we're writing within selection */
867 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 866 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
868 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 867 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
868 ))
869 {
869 checksel = 0; 870 checksel = 0;
870 clearsel = 1; 871 /*
872 * If we wrote anywhere in the selected area, kill the selection
873 * XXX: should we kill the mark too? Possibly, but maybe that
874 * should be a similar check.
875 */
876 CLEAR_SELECTION ();
877 }
878
879 if (ecb_unlikely (screen.flags & Screen_WrapNext))
871 } 880 {
872 if (R->screen.flags & Screen_WrapNext) { 881 scr_do_wrap ();
873 R->screen.tlen[row] = -1; 882
874 if (R->screen.cur.row == R->screen.bscroll) 883 line->l = ncol;
875 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 884 line->is_longer (1);
876 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 885
877 row = (++R->screen.cur.row) + R->TermWin.saveLines; 886 row = screen.cur.row;
878 stp = R->screen.text[row]; /* _must_ refresh */ 887 line = &ROW(row); /* _must_ refresh */
879 srp = R->screen.rend[row]; /* _must_ refresh */ 888 }
880 R->screen.cur.col = 0; 889
881 R->screen.flags &= ~Screen_WrapNext; 890 // some utf-8 decoders "decode" surrogate characters: let's fix this.
891 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
892 c = 0xfffd;
893
894 // rely on wcwidth to tell us the character width, do wcwidth before
895 // further replacements, as wcwidth might return -1 for the line
896 // drawing characters below as they might be invalid in the current
897 // locale.
898 int width = WCWIDTH (c);
899
900 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
882 } 901 {
883 if (R->screen.flags & Screen_Insert) 902 // vt100 special graphics and line drawing
884 rxvt_scr_insdel_chars(aR_ 1, INSERT); 903 // 5f-7e standard vt100
904 // 40-5e rxvt extension for extra curses acs chars
905 static uint16_t vt100_0[62] = { // 41 .. 7e
906 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
907 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
908 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
909 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
910 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
911 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
912 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
913 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
914 };
885 915
886 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 916 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
887 switch (c)
888 { 917 {
889 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 918 c = vt100_0[c - 0x41];
890 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 919 width = 1; // vt100 line drawing characters are always single-width
891 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
892 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
893 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
894 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
895 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
896 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
897 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
898 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
899 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
900 } 920 }
921 }
901 922
902 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 923 if (ecb_unlikely (screen.flags & Screen_Insert))
903 // rely on wcwidth to tell us the character width, at least for non-ascii 924 scr_insdel_chars (width, INSERT);
904 int width = c <= 128 ? 1 : wcwidth (c);
905 925
906 // width -1 characters (e.g. combining chars) are ignored currently.
907 if (width > 0) 926 if (width != 0)
927 {
928#if !UNICODE_3
929 // trim characters we can't store directly :(
930 if (c >= 0x10000)
931# if ENABLE_COMBINING
932 c = rxvt_composite.compose (c); // map to lower 16 bits
933# else
934 c = 0xfffd;
935# endif
936#endif
937
938 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
939
940 // if the character doesn't fit into the remaining columns...
941 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
942 {
943 if (screen.flags & Screen_Autowrap)
944 {
945 // ... artificially enlargen the previous one
946 c = NOCHAR;
947 // and try the same character next loop iteration
948 --str;
949 }
950 else
951 screen.cur.col = ncol - width;
952 }
953
954 // nuke the character at this position, if required
955 // due to wonderful coincidences everywhere else in this loop
956 // we never have to check for overwriting a wide char itself,
957 // only its tail.
958 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
959 scr_kill_char (*line, screen.cur.col);
960
961 line->touch ();
962
908 do 963 do
909 { 964 {
910 stp[R->screen.cur.col] = c; 965 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 966 line->r[screen.cur.col] = rend;
912 967
913 if (R->screen.cur.col < last_col - 1) 968 if (ecb_likely (screen.cur.col < ncol - 1))
914 R->screen.cur.col++; 969 screen.cur.col++;
915 else 970 else
916 { 971 {
917 R->screen.tlen[row] = last_col; 972 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 973 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 974 screen.flags |= Screen_WrapNext;
920 break; 975
976 goto end_of_line;
921 } 977 }
922 978
923 c = NOCHAR; 979 c = NOCHAR;
924 } 980 }
925 while (--width > 0); 981 while (ecb_unlikely (--width > 0));
982
983 // pad with spaces when overwriting wide character with smaller one
984 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
985 {
986 line->t[c] = ' ';
987 line->r[c] = rend;
988 }
989
990end_of_line:
991 ;
992 }
993#if ENABLE_COMBINING
994 else // width == 0
995 {
996 if (c != 0xfeff) // ignore BOM
997 {
998 // handle combining characters
999 // we just tag the accent on the previous on-screen character.
1000 // this is arguably not correct, but also arguably not wrong.
1001 // we don't handle double-width characters nicely yet.
1002 line_t *linep;
1003 text_t *tp;
1004 rend_t *rp;
1005
1006 if (screen.cur.col > 0)
1007 {
1008 linep = line;
1009 tp = line->t + screen.cur.col - 1;
1010 rp = line->r + screen.cur.col - 1;
1011 }
1012 else if (screen.cur.row > 0
1013 && ROW(screen.cur.row - 1).is_longer ())
1014 {
1015 linep = &ROW(screen.cur.row - 1);
1016 tp = line->t + ncol - 1;
1017 rp = line->r + ncol - 1;
1018 }
926 else 1019 else
927 1; /* handle combining character etc. here. */ 1020 continue;
928 }
929 1021
930 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 1022 linep->touch ();
931 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
932 1023
933/* 1024 while (*tp == NOCHAR && tp > linep->t)
934 * If we wrote anywhere in the selected area, kill the selection 1025 tp--, rp--;
935 * XXX: should we kill the mark too? Possibly, but maybe that
936 * should be a similar check.
937 */
938 if (clearsel)
939 CLEAR_SELECTION(R);
940 1026
941#ifdef DEBUG_STRICT 1027 // first try to find a precomposed character
1028 unicode_t n = rxvt_compose (*tp, c);
1029 if (n == NOCHAR)
1030 n = rxvt_composite.compose (*tp, c);
1031
1032 *tp = n;
1033 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1034 }
1035 }
1036#endif
1037 }
1038
1039 max_it (line->l, screen.cur.col);
1040
942 assert(R->screen.cur.row >= 0); 1041 assert (screen.cur.row >= 0);
943#else /* drive with your eyes closed */
944 MAX_IT(R->screen.cur.row, 0);
945#endif
946} 1042}
947 1043
948/* ------------------------------------------------------------------------- */ 1044/* ------------------------------------------------------------------------- */
949/* 1045/*
950 * Process Backspace. Move back the cursor back a position, wrap if have to 1046 * Process Backspace. Move back the cursor back a position, wrap if have to
951 * XTERM_SEQ: CTRL-H 1047 * XTERM_SEQ: CTRL-H
952 */ 1048 */
953/* EXTPROTO */
954void 1049void
955rxvt_scr_backspace(pR) 1050rxvt_term::scr_backspace () NOTHROW
956{ 1051{
957 R->want_refresh = 1;
958 if (R->screen.cur.col == 0) { 1052 if (screen.cur.col == 0)
1053 {
959 if (R->screen.cur.row > 0) { 1054 if (screen.cur.row > 0)
1055 {
960#ifdef TERMCAP_HAS_BW 1056#ifdef TERMCAP_HAS_BW
961 R->screen.cur.col = R->TermWin.ncol - 1; 1057 screen.cur.col = ncol - 1;
962 R->screen.cur.row--; 1058 --screen.cur.row;
963 return; 1059
1060 want_refresh = 1;
964#endif 1061#endif
965 } 1062 }
1063 }
966 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1064 else if (screen.flags & Screen_WrapNext)
967 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
968 R->screen.flags &= ~Screen_WrapNext; 1065 screen.flags &= ~Screen_WrapNext;
1066 else
1067 scr_gotorc (0, -1, RELATIVE);
969} 1068}
970 1069
971/* ------------------------------------------------------------------------- */ 1070/* ------------------------------------------------------------------------- */
972/* 1071/*
973 * Process Horizontal Tab 1072 * Process Horizontal Tab
974 * count: +ve = forward; -ve = backwards 1073 * count: +ve = forward; -ve = backwards
975 * XTERM_SEQ: CTRL-I 1074 * XTERM_SEQ: CTRL-I
976 */ 1075 */
977/* EXTPROTO */
978void 1076void
979rxvt_scr_tab(pR_ int count) 1077rxvt_term::scr_tab (int count, bool ht) NOTHROW
980{ 1078{
981 int i, x; 1079 int i, x;
982 1080
983 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
984 R->want_refresh = 1; 1081 want_refresh = 1;
985 i = x = R->screen.cur.col; 1082 i = x = screen.cur.col;
1083
986 if (count == 0) 1084 if (count == 0)
987 return; 1085 return;
988 else if (count > 0) { 1086 else if (count > 0)
1087 {
1088 line_t &l = ROW(screen.cur.row);
1089 rend_t base_rend = l.r[i];
1090 ht &= l.t[i] == ' ';
1091
989 for (; ++i < R->TermWin.ncol; ) 1092 for (; ++i < ncol; )
990 if (R->tabs[i]) { 1093 if (tabs[i])
1094 {
991 x = i; 1095 x = i;
1096
992 if (!--count) 1097 if (!--count)
993 break; 1098 break;
1099 }
1100 else
1101 ht &= l.t[i] == ' '
1102 && RS_SAME (l.r[i], base_rend);
1103
1104 if (count)
1105 x = ncol - 1;
1106
1107 // store horizontal tab commands as characters inside the text
1108 // buffer so they can be selected and pasted.
1109 if (ht && option (Opt_pastableTabs))
1110 {
1111 base_rend = SET_FONT (base_rend, 0);
1112
1113 l.touch (x);
1114
1115 i = screen.cur.col;
1116
1117 l.t[i] = '\t';
1118 l.r[i] = base_rend;
1119
1120 while (++i < x)
1121 {
1122 l.t[i] = NOCHAR;
1123 l.r[i] = base_rend;
994 } 1124 }
995 if (count) 1125 }
996 x = R->TermWin.ncol - 1; 1126 }
997 } else /* if (count < 0) */ { 1127 else /* if (count < 0) */
1128 {
998 for (; --i >= 0; ) 1129 for (; --i >= 0; )
999 if (R->tabs[i]) { 1130 if (tabs[i])
1000 x = i;
1001 if (!++count)
1002 break;
1003 } 1131 {
1004 if (count)
1005 x = 0; 1132 x = i;
1133 if (!++count)
1134 break;
1135 }
1136
1137 if (count)
1138 x = 0;
1006 } 1139 }
1140
1007 if (x != R->screen.cur.col) 1141 if (x != screen.cur.col)
1008 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1142 scr_gotorc (0, x, R_RELATIVE);
1009} 1143}
1010 1144
1011/* ------------------------------------------------------------------------- */ 1145/* ------------------------------------------------------------------------- */
1012/* 1146/*
1013 * Process DEC Back Index 1147 * Process DEC Back Index
1014 * XTERM_SEQ: ESC 6 1148 * XTERM_SEQ: ESC 6
1015 * Move cursor left in row. If we're at the left boundary, shift everything 1149 * Move cursor left in row. If we're at the left boundary, shift everything
1016 * in that row right. Clear left column. 1150 * in that row right. Clear left column.
1017 */ 1151 */
1018#ifndef NO_FRILLS 1152#if !ENABLE_MINIMAL
1019/* EXTPROTO */ 1153void ecb_cold
1020void 1154rxvt_term::scr_backindex () NOTHROW
1021rxvt_scr_backindex(pR)
1022{ 1155{
1023 if (R->screen.cur.col > 0) 1156 if (screen.cur.col > 0)
1024 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1157 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1025 else { 1158 else
1026 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1027 return; /* um, yeah? */
1028 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1159 scr_insdel_chars (1, INSERT);
1029 }
1030} 1160}
1031#endif 1161#endif
1032/* ------------------------------------------------------------------------- */ 1162/* ------------------------------------------------------------------------- */
1033/* 1163/*
1034 * Process DEC Forward Index 1164 * Process DEC Forward Index
1035 * XTERM_SEQ: ESC 9 1165 * XTERM_SEQ: ESC 9
1036 * Move cursor right in row. If we're at the right boundary, shift everything 1166 * Move cursor right in row. If we're at the right boundary, shift everything
1037 * in that row left. Clear right column. 1167 * in that row left. Clear right column.
1038 */ 1168 */
1039#ifndef NO_FRILLS 1169#if !ENABLE_MINIMAL
1040/* EXTPROTO */ 1170void ecb_cold
1041void 1171rxvt_term::scr_forwardindex () NOTHROW
1042rxvt_scr_forwardindex(pR)
1043{ 1172{
1044 int row;
1045
1046 if (R->screen.cur.col < R->TermWin.ncol - 1) 1173 if (screen.cur.col < ncol - 1)
1047 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1174 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1048 else { 1175 else
1049 row = R->screen.cur.row + R->TermWin.saveLines; 1176 {
1050 if (R->screen.tlen[row] == 0) 1177 line_t &l = ROW(screen.cur.row);
1051 return; /* um, yeah? */ 1178
1052 else if (R->screen.tlen[row] == -1) 1179 l.touch ();
1053 R->screen.tlen[row] = R->TermWin.ncol; 1180 l.is_longer (0);
1181
1054 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1182 scr_gotorc (0, 0, R_RELATIVE);
1055 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1183 scr_insdel_chars (1, DELETE);
1056 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1184 scr_gotorc (0, ncol - 1, R_RELATIVE);
1057 } 1185 }
1058} 1186}
1059#endif 1187#endif
1060 1188
1061/* ------------------------------------------------------------------------- */ 1189/* ------------------------------------------------------------------------- */
1062/* 1190/*
1063 * Goto Row/Column 1191 * Goto Row/Column
1064 */ 1192 */
1065/* EXTPROTO */
1066void 1193void
1067rxvt_scr_gotorc(pR_ int row, int col, int relative) 1194rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1068{ 1195{
1069 R->want_refresh = 1; 1196 want_refresh = 1;
1070 ZERO_SCROLLBACK(R); 1197 ZERO_SCROLLBACK ();
1071#ifdef RXVT_GRAPHICS
1072 if (rxvt_Gr_Displayed(aR))
1073 rxvt_Gr_scroll(aR_ 0);
1074#endif
1075 1198
1076 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, R->screen.cur.row, R->screen.cur.col));
1077
1078 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1199 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1079 : col); 1200 clamp_it (screen.cur.col, 0, ncol - 1);
1080 MAX_IT(R->screen.cur.col, 0);
1081 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1082 1201
1083 R->screen.flags &= ~Screen_WrapNext; 1202 screen.flags &= ~Screen_WrapNext;
1203
1084 if (relative & R_RELATIVE) { 1204 if (relative & R_RELATIVE)
1205 {
1085 if (row > 0) { 1206 if (row > 0)
1207 {
1086 if (R->screen.cur.row <= R->screen.bscroll 1208 if (screen.cur.row <= screen.bscroll
1087 && (R->screen.cur.row + row) > R->screen.bscroll) 1209 && (screen.cur.row + row) > screen.bscroll)
1088 R->screen.cur.row = R->screen.bscroll; 1210 screen.cur.row = screen.bscroll;
1089 else 1211 else
1090 R->screen.cur.row += row;
1091 } else if (row < 0) {
1092 if (R->screen.cur.row >= R->screen.tscroll
1093 && (R->screen.cur.row + row) < R->screen.tscroll)
1094 R->screen.cur.row = R->screen.tscroll;
1095 else
1096 R->screen.cur.row += row;
1097 }
1098 } else {
1099 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1100 R->screen.cur.row = row + R->screen.tscroll;
1101 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1102 } else
1103 R->screen.cur.row = row; 1212 screen.cur.row += row;
1213 }
1214 else if (row < 0)
1215 {
1216 if (screen.cur.row >= screen.tscroll
1217 && (screen.cur.row + row) < screen.tscroll)
1218 screen.cur.row = screen.tscroll;
1219 else
1220 screen.cur.row += row;
1221 }
1222 }
1223 else
1104 } 1224 {
1105 MAX_IT(R->screen.cur.row, 0); 1225 if (screen.flags & Screen_Relative)
1106 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1226 {
1107} 1227 /* relative origin mode */
1228 screen.cur.row = row + screen.tscroll;
1229 min_it (screen.cur.row, screen.bscroll);
1230 }
1231 else
1232 screen.cur.row = row;
1233 }
1108 1234
1235 clamp_it (screen.cur.row, 0, nrow - 1);
1236}
1237
1109/* ------------------------------------------------------------------------- */ 1238/* ------------------------------------------------------------------------- */
1110/* 1239/*
1111 * direction should be UP or DN 1240 * direction should be UP or DN
1112 */ 1241 */
1113/* EXTPROTO */
1114void 1242void
1115rxvt_scr_index(pR_ enum page_dirn direction) 1243rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1116{ 1244{
1117 int dirn;
1118
1119 R->want_refresh = 1; 1245 want_refresh = 1;
1120 dirn = ((direction == UP) ? 1 : -1);
1121 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1122
1123 ZERO_SCROLLBACK(R); 1246 ZERO_SCROLLBACK ();
1124 1247
1125#ifdef RXVT_GRAPHICS
1126 if (rxvt_Gr_Displayed(aR))
1127 rxvt_Gr_scroll(aR_ 0);
1128#endif
1129
1130 R->screen.flags &= ~Screen_WrapNext; 1248 screen.flags &= ~Screen_WrapNext;
1249
1131 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1250 if ((screen.cur.row == screen.bscroll && direction == UP)
1132 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1251 || (screen.cur.row == screen.tscroll && direction == DN))
1133 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1252 scr_scroll_text (screen.tscroll, screen.bscroll, direction);
1134 else 1253 else
1135 R->screen.cur.row += dirn; 1254 screen.cur.row += direction;
1136 MAX_IT(R->screen.cur.row, 0); 1255
1137 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1256 clamp_it (screen.cur.row, 0, nrow - 1);
1138 rxvt_selection_check(aR_ 0); 1257 selection_check (0);
1139} 1258}
1140 1259
1141/* ------------------------------------------------------------------------- */ 1260/* ------------------------------------------------------------------------- */
1142/* 1261/*
1143 * Erase part or whole of a line 1262 * Erase part or whole of a line
1144 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1263 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1145 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1264 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1146 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1265 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1266 * extension: clear to right unless wrapped: ESC [ 3 K
1147 */ 1267 */
1148/* EXTPROTO */
1149void 1268void
1150rxvt_scr_erase_line(pR_ int mode) 1269rxvt_term::scr_erase_line (int mode) NOTHROW
1151{ 1270{
1152 unsigned int row, col, num; 1271 unsigned int col, num;
1153 1272
1154 R->want_refresh = 1; 1273 want_refresh = 1;
1155 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1156 ZERO_SCROLLBACK (R); 1274 ZERO_SCROLLBACK ();
1157 1275
1158#ifdef RXVT_GRAPHICS
1159 if (rxvt_Gr_Displayed (aR))
1160 rxvt_Gr_scroll (aR_ 0);
1161#endif
1162
1163 rxvt_selection_check (aR_ 1); 1276 selection_check (1);
1164 1277
1165 R->screen.flags &= ~Screen_WrapNext; 1278 line_t &line = ROW(screen.cur.row);
1166 1279
1167 row = R->TermWin.saveLines + R->screen.cur.row; 1280 line.touch ();
1281 line.is_longer (0);
1282
1168 switch (mode) 1283 switch (mode)
1169 { 1284 {
1285 case 3:
1286 if (screen.flags & Screen_WrapNext)
1287 return;
1288
1289 /* fall through */
1290
1170 case 0: /* erase to end of line */ 1291 case 0: /* erase to end of line */
1171 col = R->screen.cur.col; 1292 col = screen.cur.col;
1172 num = R->TermWin.ncol - col; 1293 num = ncol - col;
1173 MIN_IT(R->screen.tlen[row], (int16_t)col); 1294 min_it (line.l, col);
1295
1174 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1296 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1175 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1297 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1176 CLEAR_SELECTION(R); 1298 CLEAR_SELECTION ();
1177 break; 1299 break;
1300
1178 case 1: /* erase to beginning of line */ 1301 case 1: /* erase to beginning of line */
1179 col = 0; 1302 col = 0;
1180 num = R->screen.cur.col + 1; 1303 num = screen.cur.col + 1;
1304
1181 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1305 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1182 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1306 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1183 CLEAR_SELECTION(R); 1307 CLEAR_SELECTION ();
1184 break; 1308 break;
1309
1185 case 2: /* erase whole line */ 1310 case 2: /* erase whole line */
1186 col = 0; 1311 col = 0;
1187 num = R->TermWin.ncol; 1312 num = ncol;
1188 R->screen.tlen[row] = 0; 1313 line.l = 0;
1189 if (R->selection.beg.row <= R->screen.cur.row 1314 if (selection.beg.row <= screen.cur.row
1190 && R->selection.end.row >= R->screen.cur.row) 1315 && selection.end.row >= screen.cur.row)
1191 CLEAR_SELECTION(R); 1316 CLEAR_SELECTION ();
1192 break; 1317 break;
1193 default: 1318 default:
1194 return; 1319 return;
1195 } 1320 }
1196 1321
1197 if (R->screen.text[row]) 1322 scr_blank_line (line, col, num, rstyle);
1198 R->scr_blank_line (&(R->screen.text[row][col]),
1199 &(R->screen.rend[row][col]), num, R->rstyle);
1200 else
1201 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1202} 1323}
1203 1324
1204/* ------------------------------------------------------------------------- */ 1325/* ------------------------------------------------------------------------- */
1205/* 1326/*
1206 * Erase part of whole of the screen 1327 * Erase part or whole of the screen
1207 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1328 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1208 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1329 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1209 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1330 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1210 */ 1331 */
1211void 1332void
1212rxvt_term::scr_erase_screen (int mode) 1333rxvt_term::scr_erase_screen (int mode) NOTHROW
1213{ 1334{
1214 int num; 1335 int num;
1215 int32_t row, row_offset; 1336 int32_t row;
1216 rend_t ren; 1337 rend_t ren;
1217 XGCValues gcvalue; 1338 XGCValues gcvalue;
1218 1339
1219 want_refresh = 1; 1340 want_refresh = 1;
1220 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1221 ZERO_SCROLLBACK(this); 1341 ZERO_SCROLLBACK ();
1222 row_offset = (int32_t)TermWin.saveLines;
1223 1342
1224 switch (mode) { 1343 switch (mode)
1344 {
1225 case 0: /* erase to end of screen */ 1345 case 0: /* erase to end of screen */
1226 rxvt_selection_check(this,1);
1227 rxvt_scr_erase_line(this,0); 1346 scr_erase_line (0);
1228 row = screen.cur.row + 1; /* possible OOB */ 1347 row = screen.cur.row + 1; /* possible OOB */
1229 num = TermWin.nrow - row; 1348 num = nrow - row;
1230 break; 1349 break;
1231 case 1: /* erase to beginning of screen */ 1350 case 1: /* erase to beginning of screen */
1232 rxvt_selection_check(this,3);
1233 rxvt_scr_erase_line(this,1); 1351 scr_erase_line (1);
1234 row = 0; 1352 row = 0;
1235 num = screen.cur.row; 1353 num = screen.cur.row;
1236 break; 1354 break;
1237 case 2: /* erase whole screen */ 1355 case 2: /* erase whole screen */
1238 rxvt_selection_check (this, 3);
1239#ifdef RXVT_GRAPHICS
1240 rxvt_Gr_ClearScreen (this);
1241#endif
1242 row = 0; 1356 row = 0;
1243 num = TermWin.nrow; 1357 num = nrow;
1244 break; 1358 break;
1245 default: 1359 default:
1246 return; 1360 return;
1247 } 1361 }
1248 refresh_type |= REFRESH_BOUNDS; 1362
1249 if (selection.op && current_screen == selection.screen 1363 if (selection.op && current_screen == selection.screen
1250 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1364 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1251 || (selection.end.row >= row 1365 || (selection.end.row >= row
1252 && selection.end.row <= row + num))) 1366 && selection.end.row <= row + num)))
1253 CLEAR_SELECTION (this); 1367 CLEAR_SELECTION ();
1368
1254 if (row >= TermWin.nrow) /* Out Of Bounds */ 1369 if (row >= nrow) /* Out Of Bounds */
1255 return; 1370 return;
1256 MIN_IT(num, (TermWin.nrow - row)); 1371
1372 min_it (num, nrow - row);
1373
1257 if (rstyle & (RS_RVid | RS_Uline)) 1374 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1258 ren = (rend_t) ~RS_None; 1375 ren = (rend_t) ~RS_None;
1259 else if (GET_BASEBG(rstyle) == Color_bg) { 1376 else if (GET_BASEBG (rstyle) == Color_bg)
1377 {
1260 ren = DEFAULT_RSTYLE; 1378 ren = DEFAULT_RSTYLE;
1261 CLEAR_ROWS(row, num); 1379
1262 } else { 1380 if (mapped)
1381 XClearArea (dpy, vt, 0,
1382 Row2Pixel (row - view_start), (unsigned int)vt_width,
1383 (unsigned int)Height2Pixel (num), False);
1384 }
1385 else
1386 {
1263 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1387 ren = rstyle & (RS_fgMask | RS_bgMask);
1388
1389 if (mapped)
1390 {
1264 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1391 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1265 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1392 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1266 ERASE_ROWS(row, num); 1393 XFillRectangle (dpy, vt, gc,
1394 0, Row2Pixel (row - view_start),
1395 (unsigned int)vt_width,
1396 (unsigned int)Height2Pixel (num));
1267 gcvalue.foreground = PixColors[Color_fg]; 1397 gcvalue.foreground = pix_colors[Color_fg];
1268 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1398 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1399 }
1269 } 1400 }
1401
1270 for (; num--; row++) { 1402 for (; num--; row++)
1271 scr_blank_screen_mem (screen.text, screen.rend,
1272 (unsigned int)(row + row_offset), rstyle);
1273 screen.tlen[row + row_offset] = 0;
1274 scr_blank_line (drawn_text[row], drawn_rend[row],
1275 (unsigned int)TermWin.ncol, ren);
1276 } 1403 {
1404 scr_blank_screen_mem (ROW(row), rstyle);
1405
1406 if (row - view_start < nrow)
1407 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1408 }
1277} 1409}
1410
1411#if !ENABLE_MINIMAL
1412void
1413rxvt_term::scr_erase_savelines () NOTHROW
1414{
1415 want_refresh = 1;
1416 ZERO_SCROLLBACK ();
1417
1418 top_row = 0;
1419}
1420#endif
1278 1421
1279/* ------------------------------------------------------------------------- */ 1422/* ------------------------------------------------------------------------- */
1280/* 1423/*
1281 * Fill the screen with `E's 1424 * Fill the screen with `E's
1282 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1425 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1283 */ 1426 */
1284/* EXTPROTO */ 1427void ecb_cold
1285void 1428rxvt_term::scr_E () NOTHROW
1286rxvt_scr_E(pR)
1287{ 1429{
1288 int i, j, k; 1430 rend_t fs;
1289 rend_t *r1, fs;
1290 1431
1291 R->want_refresh = 1; 1432 want_refresh = 1;
1292 R->num_scr_allow = 0;
1293 ZERO_SCROLLBACK(R); 1433 ZERO_SCROLLBACK ();
1294 rxvt_selection_check(aR_ 3);
1295 1434
1296 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1435 num_scr_allow = 0;
1297 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1436
1298 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1437 row_col_t pos;
1299 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1438 pos.row = pos.col = 0;
1300 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1439 if (ROWCOL_IS_AFTER (selection.end, pos))
1440 CLEAR_SELECTION ();
1441
1442 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1443 for (int row = nrow; row--; )
1444 {
1445 line_t &line = ROW(row);
1446
1447 fill_text (line.t, 'E', ncol);
1448 rend_t *r1 = line.r;
1449
1450 for (int j = ncol; j--; )
1301 *r1++ = fs; 1451 *r1++ = fs;
1452
1453 line.is_longer (0);
1454 line.touch (ncol);
1302 } 1455 }
1303} 1456}
1304 1457
1305/* ------------------------------------------------------------------------- */ 1458/* ------------------------------------------------------------------------- */
1306/* 1459/*
1307 * Insert/Delete <count> lines 1460 * Insert/Delete <count> lines
1308 */ 1461 */
1309/* EXTPROTO */
1310void 1462void
1311rxvt_scr_insdel_lines(pR_ int count, int insdel) 1463rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1312{ 1464{
1313 int end; 1465 int end;
1314 1466
1315 ZERO_SCROLLBACK(R); 1467 ZERO_SCROLLBACK ();
1316 1468
1317#ifdef RXVT_GRAPHICS
1318 if (rxvt_Gr_Displayed(aR))
1319 rxvt_Gr_scroll(aR_ 0);
1320#endif
1321
1322 rxvt_selection_check(aR_ 1); 1469 selection_check (1);
1323 1470
1324 if (R->screen.cur.row > R->screen.bscroll) 1471 if (screen.cur.row > screen.bscroll)
1472 return;
1473
1474 end = screen.bscroll - screen.cur.row + 1;
1475 if (count > end)
1476 {
1477 if (insdel == DELETE)
1325 return; 1478 return;
1326
1327 end = R->screen.bscroll - R->screen.cur.row + 1;
1328 if (count > end) {
1329 if (insdel == DELETE)
1330 return;
1331 else if (insdel == INSERT) 1479 else if (insdel == INSERT)
1332 count = end; 1480 count = end;
1333 } 1481 }
1334 R->screen.flags &= ~Screen_WrapNext;
1335 1482
1483 scr_do_wrap ();
1484
1336 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1485 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1337} 1486}
1338 1487
1339/* ------------------------------------------------------------------------- */ 1488/* ------------------------------------------------------------------------- */
1340/* 1489/*
1341 * Insert/Delete <count> characters from the current position 1490 * Insert/Delete <count> characters from the current position
1342 */ 1491 */
1343/* EXTPROTO */
1344void 1492void
1345rxvt_scr_insdel_chars(pR_ int count, int insdel) 1493rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1346{ 1494{
1347 int col, row;
1348 rend_t tr;
1349 text_t *stp;
1350 rend_t *srp;
1351 int16_t *slp;
1352
1353 R->want_refresh = 1; 1495 want_refresh = 1;
1354 ZERO_SCROLLBACK(R); 1496 ZERO_SCROLLBACK ();
1355 1497
1356#ifdef RXVT_GRAPHICS
1357 if (rxvt_Gr_Displayed(aR))
1358 rxvt_Gr_scroll(aR_ 0);
1359#endif
1360
1361 if (count <= 0) 1498 if (count <= 0)
1362 return; 1499 return;
1363 1500
1501 scr_do_wrap ();
1502
1364 rxvt_selection_check(aR_ 1); 1503 selection_check (1);
1365 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1504 min_it (count, ncol - screen.cur.col);
1366 1505
1367 row = R->screen.cur.row + R->TermWin.saveLines; 1506 int row = screen.cur.row;
1368 R->screen.flags &= ~Screen_WrapNext;
1369 1507
1370 stp = R->screen.text[row]; 1508 line_t *line = &ROW(row);
1371 srp = R->screen.rend[row]; 1509
1372 slp = &(R->screen.tlen[row]); 1510 line->touch ();
1511 line->is_longer (0);
1512
1513 // nuke wide spanning the start
1514 if (line->t[screen.cur.col] == NOCHAR)
1515 scr_kill_char (*line, screen.cur.col);
1516
1373 switch (insdel) { 1517 switch (insdel)
1518 {
1374 case INSERT: 1519 case INSERT:
1375 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1520 line->l = min (line->l + count, ncol);
1376 col--) { 1521
1522 if (line->t[screen.cur.col] == NOCHAR)
1523 scr_kill_char (*line, screen.cur.col);
1524
1525 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1526 {
1377 stp[col] = stp[col - count]; 1527 line->t[col] = line->t[col - count];
1378 srp[col] = srp[col - count]; 1528 line->r[col] = line->r[col - count];
1379 } 1529 }
1380 if (*slp != -1) { 1530
1381 *slp += count;
1382 MIN_IT(*slp, R->TermWin.ncol);
1383 }
1384 if (R->selection.op && R->current_screen == R->selection.screen 1531 if (selection.op && current_screen == selection.screen
1385 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1532 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1533 {
1386 if (R->selection.end.row != R->screen.cur.row 1534 if (selection.end.row != screen.cur.row
1387 || (R->selection.end.col + count >= R->TermWin.ncol)) 1535 || (selection.end.col + count >= ncol))
1388 CLEAR_SELECTION(R); 1536 CLEAR_SELECTION ();
1537 else
1538 {
1389 else { /* shift selection */ 1539 /* shift selection */
1390 R->selection.beg.col += count; 1540 selection.beg.col += count;
1391 R->selection.mark.col += count; /* XXX: yes? */ 1541 selection.mark.col += count; /* XXX: yes? */
1392 R->selection.end.col += count; 1542 selection.end.col += count;
1393 } 1543 }
1394 } 1544 }
1395 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1545
1396 (unsigned int)count, R->rstyle); 1546 scr_blank_line (*line, screen.cur.col, count, rstyle);
1397 break; 1547 break;
1548
1398 case ERASE: 1549 case ERASE:
1399 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1550 screen.cur.col += count; /* don't worry if > ncol */
1400 rxvt_selection_check(aR_ 1); 1551 selection_check (1);
1401 R->screen.cur.col -= count; 1552 screen.cur.col -= count;
1402 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1553
1403 (unsigned int)count, R->rstyle); 1554 // nuke wide char after the end
1555 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1556 scr_kill_char (*line, screen.cur.col + count);
1557
1558 scr_blank_line (*line, screen.cur.col, count, rstyle);
1404 break; 1559 break;
1560
1405 case DELETE: 1561 case DELETE:
1406 tr = srp[R->TermWin.ncol - 1] 1562 line->l = max (line->l - count, 0);
1407 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1563
1564 // nuke wide char spanning the end
1565 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1566 scr_kill_char (*line, screen.cur.col + count);
1567
1408 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1568 for (int col = screen.cur.col; (col + count) < ncol; col++)
1569 {
1409 stp[col] = stp[col + count]; 1570 line->t[col] = line->t[col + count];
1410 srp[col] = srp[col + count]; 1571 line->r[col] = line->r[col + count];
1411 } 1572 }
1412 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1573
1413 &(srp[R->TermWin.ncol - count]), 1574 scr_blank_line (*line, ncol - count, count, rstyle);
1414 (unsigned int)count, tr); 1575
1415 if (*slp == -1) /* break line continuation */
1416 *slp = R->TermWin.ncol;
1417 *slp -= count;
1418 MAX_IT(*slp, 0);
1419 if (R->selection.op && R->current_screen == R->selection.screen 1576 if (selection.op && current_screen == selection.screen
1420 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1577 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1578 {
1421 if (R->selection.end.row != R->screen.cur.row 1579 if (selection.end.row != screen.cur.row
1422 || (R->screen.cur.col >= R->selection.beg.col - count) 1580 || (screen.cur.col >= selection.beg.col - count)
1423 || R->selection.end.col >= R->TermWin.ncol) 1581 || selection.end.col >= ncol)
1424 CLEAR_SELECTION(R); 1582 CLEAR_SELECTION ();
1425 else { 1583 else
1584 {
1426 /* shift selection */ 1585 /* shift selection */
1427 R->selection.beg.col -= count; 1586 selection.beg.col -= count;
1428 R->selection.mark.col -= count; /* XXX: yes? */ 1587 selection.mark.col -= count; /* XXX: yes? */
1429 R->selection.end.col -= count; 1588 selection.end.col -= count;
1430 } 1589 }
1431 } 1590 }
1591
1432 break; 1592 break;
1433 } 1593 }
1434} 1594}
1435 1595
1436/* ------------------------------------------------------------------------- */ 1596/* ------------------------------------------------------------------------- */
1437/* 1597/*
1438 * Set the scrolling region 1598 * Set the scrolling region
1439 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1599 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1440 */ 1600 */
1441/* EXTPROTO */ 1601void ecb_cold
1442void
1443rxvt_scr_scroll_region(pR_ int top, int bot) 1602rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1444{ 1603{
1445 MAX_IT(top, 0); 1604 max_it (top, 0);
1446 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1605 min_it (bot, nrow - 1);
1606
1447 if (top > bot) 1607 if (top > bot)
1448 return; 1608 return;
1609
1449 R->screen.tscroll = top; 1610 screen.tscroll = top;
1450 R->screen.bscroll = bot; 1611 screen.bscroll = bot;
1451 rxvt_scr_gotorc(aR_ 0, 0, 0); 1612 scr_gotorc (0, 0, 0);
1452} 1613}
1453 1614
1454/* ------------------------------------------------------------------------- */ 1615/* ------------------------------------------------------------------------- */
1455/* 1616/*
1456 * Make the cursor visible/invisible 1617 * Make the cursor visible/invisible
1457 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1618 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1458 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1619 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1459 */ 1620 */
1460/* EXTPROTO */ 1621void ecb_cold
1461void
1462rxvt_scr_cursor_visible(pR_ int mode) 1622rxvt_term::scr_cursor_visible (int mode) NOTHROW
1463{ 1623{
1464 R->want_refresh = 1; 1624 want_refresh = 1;
1625
1465 if (mode) 1626 if (mode)
1466 R->screen.flags |= Screen_VisibleCursor; 1627 screen.flags |= Screen_VisibleCursor;
1467 else 1628 else
1468 R->screen.flags &= ~Screen_VisibleCursor; 1629 screen.flags &= ~Screen_VisibleCursor;
1469} 1630}
1470 1631
1471/* ------------------------------------------------------------------------- */ 1632/* ------------------------------------------------------------------------- */
1472/* 1633/*
1473 * Set/unset automatic wrapping 1634 * Set/unset automatic wrapping
1474 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1635 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1475 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1636 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1476 */ 1637 */
1477/* EXTPROTO */ 1638void ecb_cold
1478void 1639rxvt_term::scr_autowrap (int mode) NOTHROW
1479rxvt_scr_autowrap(pR_ int mode)
1480{ 1640{
1481 if (mode) 1641 if (mode)
1482 R->screen.flags |= Screen_Autowrap; 1642 screen.flags |= Screen_Autowrap;
1483 else 1643 else
1484 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1644 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1485} 1645}
1486 1646
1487/* ------------------------------------------------------------------------- */ 1647/* ------------------------------------------------------------------------- */
1488/* 1648/*
1489 * Set/unset margin origin mode 1649 * Set/unset margin origin mode
… …
1492 * Relative mode: line numbers are relative to top margin of scrolling region 1652 * Relative mode: line numbers are relative to top margin of scrolling region
1493 * and the cursor cannot be moved outside. 1653 * and the cursor cannot be moved outside.
1494 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1654 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1495 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1655 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1496 */ 1656 */
1497/* EXTPROTO */ 1657void ecb_cold
1498void
1499rxvt_scr_relative_origin(pR_ int mode) 1658rxvt_term::scr_relative_origin (int mode) NOTHROW
1500{ 1659{
1501 if (mode) 1660 if (mode)
1502 R->screen.flags |= Screen_Relative; 1661 screen.flags |= Screen_Relative;
1503 else 1662 else
1504 R->screen.flags &= ~Screen_Relative; 1663 screen.flags &= ~Screen_Relative;
1664
1505 rxvt_scr_gotorc(aR_ 0, 0, 0); 1665 scr_gotorc (0, 0, 0);
1506} 1666}
1507 1667
1508/* ------------------------------------------------------------------------- */ 1668/* ------------------------------------------------------------------------- */
1509/* 1669/*
1510 * Set insert/replace mode 1670 * Set insert/replace mode
1511 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1671 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1512 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1672 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1513 */ 1673 */
1514/* EXTPROTO */ 1674void ecb_cold
1515void
1516rxvt_scr_insert_mode(pR_ int mode) 1675rxvt_term::scr_insert_mode (int mode) NOTHROW
1517{ 1676{
1518 if (mode) 1677 if (mode)
1519 R->screen.flags |= Screen_Insert; 1678 screen.flags |= Screen_Insert;
1520 else 1679 else
1521 R->screen.flags &= ~Screen_Insert; 1680 screen.flags &= ~Screen_Insert;
1522} 1681}
1523 1682
1524/* ------------------------------------------------------------------------- */ 1683/* ------------------------------------------------------------------------- */
1525/* 1684/*
1526 * Set/Unset tabs 1685 * Set/Unset tabs
1527 * XTERM_SEQ: Set tab at current column : ESC H 1686 * XTERM_SEQ: Set tab at current column : ESC H
1528 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1687 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1529 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1688 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1530 */ 1689 */
1531/* EXTPROTO */ 1690void ecb_cold
1532void 1691rxvt_term::scr_set_tab (int mode) NOTHROW
1533rxvt_scr_set_tab(pR_ int mode)
1534{ 1692{
1535 if (mode < 0) 1693 if (mode < 0)
1536 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1694 memset (tabs, 0, ncol);
1537 else if (R->screen.cur.col < R->TermWin.ncol) 1695 else if (screen.cur.col < ncol)
1538 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1696 tabs [screen.cur.col] = !!mode;
1539} 1697}
1540 1698
1541/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1542/* 1700/*
1543 * Set reverse/normal video 1701 * Set reverse/normal video
1544 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1702 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1545 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1703 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1546 */ 1704 */
1547/* EXTPROTO */
1548void 1705void
1549rxvt_scr_rvideo_mode(pR_ int mode) 1706rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1550{ 1707{
1708 rvideo_mode = on;
1709
1710#ifndef NO_BELL
1711 on ^= rvideo_bell;
1712#endif
1713
1714 if (rvideo_state != on)
1715 {
1716 rvideo_state = on;
1717
1718 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1719#ifdef HAVE_IMG
1720 if (bg_img == 0)
1721#endif
1722 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1723
1551 XGCValues gcvalue; 1724 XGCValues gcvalue;
1552
1553 if (R->rvideo != mode) {
1554 R->rvideo = mode;
1555 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color);
1556#if defined(XPM_BACKGROUND)
1557 if (R->bgPixmap.pixmap == None)
1558#endif
1559#if defined(TRANSPARENT)
1560 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1561#endif
1562 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1563 R->PixColors[Color_bg]);
1564
1565 gcvalue.foreground = R->PixColors[Color_fg]; 1725 gcvalue.foreground = pix_colors[Color_fg];
1566 gcvalue.background = R->PixColors[Color_bg]; 1726 gcvalue.background = pix_colors[Color_bg];
1567 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1727 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1568 &gcvalue); 1728
1569 R->scr_clear (); 1729 scr_clear ();
1570 R->scr_touch (true); 1730 scr_touch (true);
1571 } 1731 }
1572} 1732}
1573 1733
1574/* ------------------------------------------------------------------------- */ 1734/* ------------------------------------------------------------------------- */
1575/* 1735/*
1576 * Report current cursor position 1736 * Report current cursor position
1577 * XTERM_SEQ: Report position: ESC [ 6 n 1737 * XTERM_SEQ: Report position: ESC [ 6 n
1578 */ 1738 */
1579/* EXTPROTO */ 1739void ecb_cold
1580void
1581rxvt_scr_report_position(pR) 1740rxvt_term::scr_report_position () NOTHROW
1582{ 1741{
1583 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1742 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1584} 1743}
1585 1744
1586/* ------------------------------------------------------------------------- * 1745/* ------------------------------------------------------------------------- *
1587 * FONTS * 1746 * FONTS *
1588 * ------------------------------------------------------------------------- */ 1747 * ------------------------------------------------------------------------- */
1589 1748
1590/* 1749/*
1591 * Set font style 1750 * Set font style
1592 */ 1751 */
1593/* INTPROTO */ 1752void ecb_cold
1594void 1753rxvt_term::set_font_style () NOTHROW
1595rxvt_set_font_style(pR)
1596{ 1754{
1755#if 0
1597 switch (R->charsets[R->screen.charset]) { 1756 switch (charsets [screen.charset])
1757 {
1598 case '0': /* DEC Special Character & Line Drawing Set */ 1758 case '0': /* DEC Special Character & Line Drawing Set */
1599 break; 1759 break;
1600 case 'A': /* United Kingdom (UK) */ 1760 case 'A': /* United Kingdom (UK) */
1601 break; 1761 break;
1602 case 'B': /* United States (USASCII) */ 1762 case 'B': /* United States (USASCII) */
1603 break; 1763 break;
1604 case '<': /* Multinational character set */ 1764 case '<': /* Multinational character set */
1605 break; 1765 break;
1606 case '5': /* Finnish character set */ 1766 case '5': /* Finnish character set */
1607 break; 1767 break;
1608 case 'C': /* Finnish character set */ 1768 case 'C': /* Finnish character set */
1609 break; 1769 break;
1610 case 'K': /* German character set */ 1770 case 'K': /* German character set */
1611 break; 1771 break;
1612 } 1772 }
1773#endif
1613} 1774}
1614 1775
1615/* ------------------------------------------------------------------------- */ 1776/* ------------------------------------------------------------------------- */
1616/* 1777/*
1617 * Choose a font 1778 * Choose a font
1618 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1779 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1619 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1780 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1620 * XTERM_SEQ: Invoke G2 character set: ESC N 1781 * XTERM_SEQ: Invoke G2 character set: ESC N
1621 * XTERM_SEQ: Invoke G3 character set: ESC O 1782 * XTERM_SEQ: Invoke G3 character set: ESC O
1622 */ 1783 */
1623/* EXTPROTO */ 1784void ecb_cold
1624void
1625rxvt_scr_charset_choose(pR_ int set) 1785rxvt_term::scr_charset_choose (int set) NOTHROW
1626{ 1786{
1627 R->screen.charset = set; 1787 screen.charset = set;
1628 rxvt_set_font_style(aR); 1788 set_font_style ();
1629} 1789}
1630 1790
1631/* ------------------------------------------------------------------------- */ 1791/* ------------------------------------------------------------------------- */
1632/* 1792/*
1633 * Set a font 1793 * Set a font
… …
1635 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1795 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1636 * XTERM_SEQ: Set G2 character set: ESC * <C> 1796 * XTERM_SEQ: Set G2 character set: ESC * <C>
1637 * XTERM_SEQ: Set G3 character set: ESC + <C> 1797 * XTERM_SEQ: Set G3 character set: ESC + <C>
1638 * See set_font_style for possible values for <C> 1798 * See set_font_style for possible values for <C>
1639 */ 1799 */
1640/* EXTPROTO */
1641void 1800void
1642rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1801rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1643{ 1802{
1644 R->charsets[set] = (unsigned char)ch; 1803 charsets[set] = (unsigned char)ch;
1645 rxvt_set_font_style(aR); 1804 set_font_style ();
1646} 1805}
1647 1806
1648 1807
1649/* ------------------------------------------------------------------------- * 1808/* ------------------------------------------------------------------------- *
1650 * MAJOR SCREEN MANIPULATION * 1809 * MAJOR SCREEN MANIPULATION *
1651 * ------------------------------------------------------------------------- */ 1810 * ------------------------------------------------------------------------- */
1652 1811
1653/* 1812/*
1654 * refresh matching text. 1813 * refresh matching text.
1655 */ 1814 */
1656bool 1815bool ecb_cold
1657rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1816rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1658{ 1817{
1659 bool found = false; 1818 bool found = false;
1660 1819
1661 for (int i = 0; i < TermWin.nrow; i++) 1820 for (int i = 0; i < nrow; i++)
1662 { 1821 {
1663 int col = 0;
1664 rend_t *drp = drawn_rend [i]; 1822 rend_t *drp = drawn_buf[i].r;
1665 1823
1666 for (; col < TermWin.ncol; col++, drp++) 1824 for (int col = 0; col < ncol; col++, drp++)
1667 if ((*drp & mask) == value) 1825 if ((*drp & mask) == value)
1668 { 1826 {
1669 found = true; 1827 found = true;
1670 *drp = ~value; 1828 *drp = ~value;
1671 } 1829 }
… …
1676 1834
1677/* 1835/*
1678 * Refresh an area 1836 * Refresh an area
1679 */ 1837 */
1680enum { 1838enum {
1681 PART_BEG = 0, 1839 PART_BEG = 0,
1682 PART_END, 1840 PART_END,
1683 RC_COUNT 1841 RC_COUNT
1684}; 1842};
1685 1843
1686void 1844void ecb_hot
1687rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1845rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1688{ 1846{
1689 int i; 1847 int i;
1690 row_col_t rc[RC_COUNT]; 1848 row_col_t rc[RC_COUNT];
1691 1849
1692 if (drawn_text == NULL) /* sanity check */ 1850 if (!drawn_buf) /* sanity check */
1693 return; 1851 return;
1694 1852
1695#ifdef DEBUG_STRICT 1853#ifndef NO_SLOW_LINK_SUPPORT
1696 x = max(x, (int)TermWin.int_bwidth); 1854 if (refresh_type == FAST_REFRESH && !display->is_local)
1697 x = min(x, (int)TermWin.width); 1855 {
1698 y = max(y, (int)TermWin.int_bwidth); 1856 y = 0;
1699 y = min(y, (int)TermWin.height); 1857 eheight = height;
1858 }
1700#endif 1859#endif
1701 1860
1702/* round down */ 1861 /* round down */
1703 rc[PART_BEG].col = Pixel2Col(x); 1862 rc[PART_BEG].col = Pixel2Col (x);
1704 rc[PART_BEG].row = Pixel2Row(y); 1863 rc[PART_BEG].row = Pixel2Row (y);
1705/* round up */ 1864 /* round up */
1706 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1865 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1707 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1866 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1708 1867
1709/* sanity checks */ 1868 /* sanity checks */
1710 for (i = PART_BEG; i < RC_COUNT; i++) 1869 for (i = PART_BEG; i < RC_COUNT; i++)
1711 { 1870 {
1712 MIN_IT(rc[i].col, TermWin.ncol - 1); 1871 min_it (rc[i].col, ncol - 1);
1713 MIN_IT(rc[i].row, TermWin.nrow - 1); 1872 min_it (rc[i].row, nrow - 1);
1714 } 1873 }
1715
1716 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));
1717 1874
1718 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1875 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1719 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1876 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1720 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1877
1878 num_scr_allow = 0;
1721 1879
1722 if (refresh) 1880 if (refresh)
1723 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1881 scr_refresh ();
1724} 1882}
1725 1883
1726/* ------------------------------------------------------------------------- */ 1884/* ------------------------------------------------------------------------- */
1727/* 1885/*
1728 * Refresh the entire screen 1886 * Refresh the entire screen
1729 */ 1887 */
1730void 1888void
1731rxvt_term::scr_touch (bool refresh) 1889rxvt_term::scr_touch (bool refresh) NOTHROW
1732{ 1890{
1733 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1891 scr_expose (0, 0, vt_width, vt_height, refresh);
1734} 1892}
1735 1893
1736/* ------------------------------------------------------------------------- */ 1894/* ------------------------------------------------------------------------- */
1737/* 1895/*
1738 * Move the display so that the line represented by scrollbar value Y is at 1896 * Move the display so that the line represented by scrollbar value Y is at
1739 * the top of the screen 1897 * the top of the screen
1740 */ 1898 */
1741/* EXTPROTO */ 1899void
1742int
1743rxvt_scr_move_to(pR_ int y, int len) 1900rxvt_term::scr_move_to (int y, int len) NOTHROW
1744{ 1901{
1745 long p = 0; 1902 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1746 uint16_t oldviewstart;
1747
1748 oldviewstart = R->TermWin.view_start;
1749 if (y < len) {
1750 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1751 p -= (long)(R->TermWin.nrow - 1);
1752 p = max(p, 0);
1753 }
1754 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1755 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1756
1757 return rxvt_scr_changeview(aR_ oldviewstart);
1758} 1903}
1759 1904
1760/* ------------------------------------------------------------------------- */ 1905/* ------------------------------------------------------------------------- */
1761/* 1906/*
1762 * Page the screen up/down nlines 1907 * Page the screen up/down nlines
1763 * direction should be UP or DN 1908 * direction should be UP or DN
1764 */ 1909 */
1765/* EXTPROTO */ 1910bool
1766int 1911rxvt_term::scr_page (int nlines) NOTHROW
1767rxvt_scr_page(pR_ enum page_dirn direction, int nlines)
1768{ 1912{
1769 int n; 1913 return scr_changeview (view_start - nlines);
1770 uint16_t oldviewstart;
1771
1772 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1773#ifdef DEBUG_STRICT
1774 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1775#endif
1776 oldviewstart = R->TermWin.view_start;
1777 if (direction == UP) {
1778 n = R->TermWin.view_start + nlines;
1779 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1780 } else {
1781 n = R->TermWin.view_start - nlines;
1782 R->TermWin.view_start = max(n, 0);
1783 }
1784 return rxvt_scr_changeview(aR_ oldviewstart);
1785} 1914}
1786 1915
1787/* INTPROTO */ 1916bool
1788int 1917rxvt_term::scr_changeview (int new_view_start) NOTHROW
1789rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1790{ 1918{
1791 if (R->TermWin.view_start != oldviewstart) { 1919 clamp_it (new_view_start, top_row, 0);
1920
1921 if (new_view_start == view_start)
1922 return false;
1923
1924 num_scr += new_view_start - view_start;
1925 view_start = new_view_start;
1792 R->want_refresh = 1; 1926 want_refresh = 1;
1793#ifdef RXVT_GRAPHICS
1794 if (rxvt_Gr_Displayed(aR))
1795 rxvt_Gr_scroll(aR_ 0);
1796#endif
1797 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1798 }
1799 return (int)(R->TermWin.view_start - oldviewstart);
1800}
1801 1927
1802/* ------------------------------------------------------------------------- */ 1928 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1803/* EXTPROTO */ 1929
1804void 1930 return true;
1805rxvt_scr_bell(pR) 1931}
1806{ 1932
1807#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
1808# ifndef NO_MAPALERT 1949# ifndef NO_MAPALERT
1809# ifdef MAPALERT_OPTION 1950# ifdef MAPALERT_OPTION
1810 if (R->Options & Opt_mapAlert) 1951 if (option (Opt_mapAlert))
1811# endif 1952# endif
1812 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1953 XMapWindow (dpy, parent);
1813# endif 1954# endif
1814 if (R->Options & Opt_visualBell) { 1955
1815 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1956# if ENABLE_FRILLS
1816 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1957 if (option (Opt_urgentOnBell))
1817 } else 1958 set_urgency (1);
1818 XBell(R->Xdisplay, 0);
1819#endif 1959# endif
1820}
1821 1960
1961 if (option (Opt_visualBell))
1962 {
1963 rvideo_bell = true;
1964 scr_rvideo_mode (rvideo_mode);
1965 flush ();
1966
1967 bell_ev.start (VISUAL_BELL_DURATION);
1968 }
1969 else
1970 XBell (dpy, 0);
1971 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1972#endif
1973}
1974
1822/* ------------------------------------------------------------------------- */ 1975/* ------------------------------------------------------------------------- */
1823/* ARGSUSED */ 1976void ecb_cold
1824/* EXTPROTO */
1825void
1826rxvt_scr_printscreen(pR_ int fullhist) 1977rxvt_term::scr_printscreen (int fullhist) NOTHROW
1827{ 1978{
1828#ifdef PRINTPIPE 1979#ifdef PRINTPIPE
1829 int i, r1, nrows, row_offset; 1980 int nrows, row_start;
1830 text_t *t; 1981 FILE *fd = popen_printer ();
1831 FILE *fd;
1832 1982
1833 if ((fd = rxvt_popen_printer(aR)) == NULL) 1983 if (!fd)
1834 return; 1984 return;
1835 nrows = R->TermWin.nrow; 1985
1836 row_offset = R->TermWin.saveLines;
1837 if (!fullhist) 1986 if (fullhist)
1838 row_offset -= R->TermWin.view_start;
1839 else {
1840 nrows += R->TermWin.nscrolled;
1841 row_offset -= R->TermWin.nscrolled;
1842 } 1987 {
1843 1988 nrows = nrow - top_row;
1844 for (r1 = 0; r1 < nrows; r1++) { 1989 row_start = top_row;
1845 t = R->screen.text[r1 + row_offset]; 1990 }
1846 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1991 else
1847 if (!isspace(t[i]))
1848 break;
1849 fprintf(fd, "%.*s\n", (i + 1), t);
1850 } 1992 {
1993 nrows = nrow;
1994 row_start = view_start;
1995 }
1996
1997 wctomb (0, 0);
1998
1999 for (int r1 = row_start; r1 < row_start + nrows; r1++)
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
1851 rxvt_pclose_printer(fd); 2025 pclose_printer (fd);
1852#endif 2026#endif
1853} 2027}
1854 2028
1855/* ------------------------------------------------------------------------- */ 2029/* ------------------------------------------------------------------------- */
1856/* 2030/*
1857 * Refresh the screen 2031 * Refresh the screen
1858 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2032 * drawn_text/drawn_rend contain the screen information before the update.
1859 * R->screen.text/R->screen.rend contain what the screen will change to. 2033 * screen.text/screen.rend contain what the screen will change to.
1860 */ 2034 */
1861 2035void ecb_hot
1862#define FONT_WIDTH(X, Y) \ 2036rxvt_term::scr_refresh () NOTHROW
1863 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1864#define FONT_RBEAR(X, Y) \
1865 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1866#define FONT_LBEAR(X, Y) \
1867 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1868#define IS_FONT_CHAR(X, Y) \
1869 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1870
1871void
1872rxvt_term::scr_refresh (unsigned char refresh_type)
1873{ 2037{
1874 unsigned char clearfirst, /* first character writes before cell */
1875 clearlast, /* last character writes beyond cell */
1876 must_clear, /* use draw_string not draw_image_string */
1877 rvid, /* reverse video this position */
1878 showcursor; /* show the cursor */
1879 int16_t col, row, /* column/row we're processing */ 2038 int16_t col, row, /* column/row we're processing */
1880 ocrow; /* old cursor row */ 2039 ocrow; /* old cursor row */
1881 int cursorwidth;
1882 int i, /* tmp */ 2040 int i; /* tmp */
1883 row_offset; /* basic offset in screen structure */ 2041 rend_t ccol1, /* Cursor colour */
2042 ccol2; /* Cursor colour2 */
2043 rend_t cur_rend;
2044 int cur_col;
2045 int cursorwidth;
2046
2047 want_refresh = 0; /* screen is current */
2048
2049 if (refresh_type == NO_REFRESH || !mapped)
2050 return;
2051
2052 /*
2053 * A: set up vars
2054 */
2055 refresh_count = 0;
2056
2057 unsigned int old_screen_flags = screen.flags;
2058 bool have_bg = 0;
2059#ifdef HAVE_IMG
2060 have_bg = bg_img != 0;
2061#endif
2062 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2063
2064 /*
2065 * B: reverse any characters which are selected
2066 */
2067 scr_reverse_selection ();
2068
2069 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2070#if ENABLE_OVERLAY
2071 scr_swap_overlay ();
2072#endif
2073
2074 bool showcursor = screen.flags & Screen_VisibleCursor;
2075
2076 /*
2077 * C: set the cursor character (s)
2078 */
2079 {
2080#ifdef CURSOR_BLINK
2081 if (hidden_cursor)
2082 showcursor = 0;
2083#endif
2084
2085 if (showcursor)
2086 {
2087 int col = screen.cur.col;
2088
2089 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2090 col--;
2091
2092 cursorwidth = 1;
2093 while (col + cursorwidth < ncol
2094 && ROW(screen.cur.row).t[col + cursorwidth] == NOCHAR)
2095 cursorwidth++;
2096
2097 cur_rend = ROW(screen.cur.row).r[col];
2098 cur_col = col;
2099
1884#ifndef NO_CURSORCOLOR 2100#ifndef NO_CURSORCOLOR
1885 rend_t cc1; /* store colours at cursor position(s) */ 2101 if (ISSET_PIXCOLOR (Color_cursor))
1886 rend_t cc2; /* store colours at cursor position(s) */ 2102 ccol1 = Color_cursor;
1887#endif
1888 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */
1889 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1890
1891 if (refresh_type == NO_REFRESH || !TermWin.mapped)
1892 return;
1893
1894 /*
1895 * A: set up vars
1896 */
1897 clearfirst = clearlast = must_clear = 0;
1898
1899 if (currmaxcol < TermWin.ncol)
1900 {
1901 currmaxcol = TermWin.ncol;
1902 buffer = (char *)rxvt_realloc (buffer,
1903 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1904 }
1905
1906 refresh_count = 0;
1907
1908 row_offset = TermWin.saveLines - TermWin.view_start;
1909
1910 if ((refresh_type & REFRESH_BOUNDS))
1911 {
1912 clearfirst = clearlast = 1;
1913 refresh_type &= ~REFRESH_BOUNDS;
1914 }
1915
1916#if defined(XPM_BACKGROUND)
1917 must_clear |= (bgPixmap.pixmap != None);
1918#endif
1919#if defined(TRANSPARENT)
1920 must_clear |= ((Options & Opt_transparent) && am_transparent);
1921#endif
1922 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1923
1924 /*
1925 * B: reverse any characters which are selected
1926 */
1927 rxvt_scr_reverse_selection (this);
1928
1929 /*
1930 * C: set the cursor character(s)
1931 */
1932 {
1933 unsigned char setoldcursor;
1934 rend_t ccol1, /* Cursor colour */
1935 ccol2; /* Cursor colour2 */
1936
1937 showcursor = (screen.flags & Screen_VisibleCursor);
1938 cursorwidth = 0;
1939#ifdef CURSOR_BLINK
1940 if (hidden_cursor)
1941 showcursor = 0;
1942#endif
1943
1944 cursorwidth = 0;
1945
1946 if (showcursor)
1947 { 2103 else
1948 cursorwidth++; 2104#endif
2105#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2106 ccol1 = fgcolor_of (rstyle);
2107#else
2108 ccol1 = Color_fg;
2109#endif
1949 2110
1950 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1951 [screen.cur.col]);
1952
1953 if (showcursor && TermWin.focus)
1954 {
1955 *srp ^= RS_RVid;
1956#ifndef NO_CURSORCOLOR 2111#ifndef NO_CURSORCOLOR
1957 cc1 = *srp & (RS_fgMask | RS_bgMask);
1958 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2112 if (ISSET_PIXCOLOR (Color_cursor2))
1959 ccol1 = Color_cursor; 2113 ccol2 = Color_cursor2;
1960 else 2114 else
2115#endif
1961#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2116#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1962 ccol1 = GET_FGCOLOR(rstyle); 2117 ccol2 = bgcolor_of (rstyle);
1963#else 2118#else
1964 ccol1 = Color_fg; 2119 ccol2 = Color_bg;
1965#endif 2120#endif
1966 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2121
1967 ccol2 = Color_cursor2; 2122 if (focus)
2123 {
2124 rend_t rend = cur_rend;
2125
2126 if (option (Opt_cursorUnderline))
2127 rend ^= RS_Uline;
1968 else 2128 else
1969#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1970 ccol2 = GET_BGCOLOR(rstyle);
1971#else
1972 ccol2 = Color_bg;
1973#endif
1974 *srp = SET_FGCOLOR(*srp, ccol1);
1975 *srp = SET_BGCOLOR(*srp, ccol2);
1976#endif
1977 } 2129 {
1978 } 2130 rend ^= RS_RVid;
1979 2131 rend = SET_FGCOLOR (rend, ccol1);
1980 /* make sure no outline cursor is left around */ 2132 rend = SET_BGCOLOR (rend, ccol2);
1981 setoldcursor = 0;
1982 if (ocrow != -1) {
1983 if (screen.cur.row + TermWin.view_start != ocrow
1984 || screen.cur.col != oldcursor.col) {
1985 if (ocrow < TermWin.nrow
1986 && oldcursor.col < TermWin.ncol) {
1987 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
1988 } 2133 }
1989 if (TermWin.focus || !showcursor) 2134
1990 oldcursor.row = -1; 2135 scr_set_char_rend (ROW(screen.cur.row), cur_col, rend);
1991 else
1992 setoldcursor = 1;
1993 }
1994 } else if (!TermWin.focus)
1995 setoldcursor = 1;
1996 if (setoldcursor) {
1997 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
1998 oldcursor.row = -1;
1999 else {
2000 oldcursor.row = screen.cur.row + TermWin.view_start;
2001 oldcursor.col = screen.cur.col;
2002 } 2136 }
2003 } 2137 }
2138
2139 /* make sure no outline cursor is left around */
2140 if (ocrow != -1)
2141 {
2142 if (screen.cur.row - view_start != ocrow
2143 || screen.cur.col != oldcursor.col)
2144 {
2145 if (ocrow < nrow
2146 && oldcursor.col < ncol)
2147 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2148 }
2004 } 2149 }
2150
2151 // save the current cursor coordinates if the cursor is visible
2152 // and the window is unfocused, so as to clear the outline cursor
2153 // in the next refresh if the cursor moves
2154 if (showcursor && !focus && screen.cur.row - view_start < nrow)
2155 {
2156 oldcursor.row = screen.cur.row - view_start;
2157 oldcursor.col = screen.cur.col;
2158 }
2159 else
2160 oldcursor.row = -1;
2161 }
2005 2162
2006#ifndef NO_SLOW_LINK_SUPPORT 2163#ifndef NO_SLOW_LINK_SUPPORT
2007 /* 2164 /*
2008 * D: CopyArea pass - very useful for slower links 2165 * D: CopyArea pass - very useful for slower links
2009 * This has been deliberately kept simple. 2166 * This has been deliberately kept simple.
2010 */ 2167 */
2011 i = num_scr; 2168 if (!display->is_local
2012 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2169 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2013 && abs(i) < TermWin.nrow && !must_clear) 2170 && abs (num_scr) < nrow && !have_bg)
2014 { 2171 {
2015 int16_t nits; 2172 int16_t nits;
2016 int j; 2173 int i = num_scr;
2017 rend_t *drp2; 2174 int j;
2018 text_t *dtp2; 2175 int len, wlen;
2019 int len, wlen;
2020 2176
2021 j = TermWin.nrow; 2177 j = nrow;
2022 wlen = len = -1; 2178 wlen = len = -1;
2023 row = i > 0 ? 0 : j - 1; 2179 row = i > 0 ? 0 : j - 1;
2180
2024 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2181 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2025 { 2182 {
2026 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2183 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2027 { 2184 {
2028 stp = screen.text[row + row_offset]; 2185 line_t s = ROW(view_start + row);
2029 srp = screen.rend[row + row_offset];
2030 dtp = drawn_text[row]; 2186 line_t d = drawn_buf[row];
2031 dtp2 = drawn_text[row + i]; 2187 line_t d2 = drawn_buf[row + i];
2032 drp = drawn_rend[row];
2033 drp2 = drawn_rend[row + i];
2034 2188
2035 for (nits = 0, col = TermWin.ncol; col--; ) 2189 for (nits = 0, col = ncol; col--; )
2036 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2190 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2037 nits--; 2191 nits--;
2038 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2192 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2039 nits++; 2193 nits++;
2040 2194
2041 if (nits > 8) /* XXX: arbitrary choice */ 2195 if (nits > 8) /* XXX: arbitrary choice */
2196 {
2197 for (col = ncol; col--; )
2198 {
2199 *d.t++ = *d2.t++;
2200 *d.r++ = *d2.r++;
2201 }
2202
2203 if (len == -1)
2204 len = row;
2205
2206 wlen = row;
2207 continue;
2208 }
2209 }
2210
2211 if (len >= 0)
2212 {
2213 /* also comes here at end if needed because of >= above */
2214 if (wlen < len)
2215 ::swap (wlen, len);
2216
2217 XGCValues gcv;
2218
2219 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2220 XCopyArea (dpy, vt, vt,
2221 gc, 0, Row2Pixel (len + i),
2222 (unsigned int)this->width,
2223 (unsigned int)Height2Pixel (wlen - len + 1),
2224 0, Row2Pixel (len));
2225 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2226
2227 len = -1;
2228 }
2229 }
2230 }
2231#endif
2232
2233 /*
2234 * E: main pass across every character
2235 */
2236 for (row = 0; row < nrow; row++)
2237 {
2238 text_t *stp = ROW(view_start + row).t;
2239 rend_t *srp = ROW(view_start + row).r;
2240 text_t *dtp = drawn_buf[row].t;
2241 rend_t *drp = drawn_buf[row].r;
2242
2243 /*
2244 * E2: OK, now the real pass
2245 */
2246 int ypixel = (int)Row2Pixel (row);
2247
2248 for (col = 0; col < ncol; col++)
2249 {
2250 /* compare new text with old - if exactly the same then continue */
2251 if (stp[col] == dtp[col] /* Must match characters to skip. */
2252 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2253 || (stp[col] == ' ' /* space w/ no background change */
2254 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2255 continue;
2256
2257 // redraw one or more characters
2258
2259 // seek to the beginning of wide characters
2260 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2261 --col;
2262
2263 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2264 text_t *text = stp + col;
2265 int count = 1;
2266
2267 dtp[col] = stp[col];
2268 drp[col] = rend;
2269
2270 int xpixel = Col2Pixel (col);
2271
2272 for (i = 0; ++col < ncol; )
2273 {
2274 if (stp[col] == NOCHAR)
2275 {
2276 dtp[col] = stp[col];
2277 drp[col] = srp[col];
2278
2279 count++;
2280 i++;
2281
2282 continue;
2283 }
2284
2285 if (!RS_SAME (rend, srp[col]))
2286 break;
2287
2288 count++;
2289
2290 if (stp[col] != dtp[col]
2291 || !RS_SAME (srp[col], drp[col]))
2292 {
2293 if (have_bg && (i++ > count / 2))
2294 break;
2295
2296 dtp[col] = stp[col];
2297 drp[col] = rend;
2298 i = 0;
2299 }
2300 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2301 break;
2302 }
2303
2304 col--; /* went one too far. move back */
2305 count -= i; /* dump any matching trailing chars */
2306
2307 // sometimes we optimize away the trailing NOCHAR's, add them back
2308 while (ecb_unlikely (i && text[count] == NOCHAR))
2309 count++, i--;
2310
2311 /*
2312 * Determine the attributes for the string
2313 */
2314 int fore = fgcolor_of (rend); // desired foreground
2315 int back = bgcolor_of (rend); // desired background
2316
2317 // only do special processing if any attributes are set, which is unlikely
2318 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2319 {
2320 bool invert = rend & RS_RVid;
2321
2322#ifndef NO_BOLD_UNDERLINE_REVERSE
2323 if (rend & RS_Bold && fore == Color_fg)
2324 {
2325 if (ISSET_PIXCOLOR (Color_BD))
2326 fore = Color_BD;
2327# if !ENABLE_STYLES
2328 else
2329 invert = !invert;
2330# endif
2331 }
2332
2333 if (rend & RS_Italic && fore == Color_fg)
2334 {
2335 if (ISSET_PIXCOLOR (Color_IT))
2336 fore = Color_IT;
2337# if !ENABLE_STYLES
2338 else
2339 invert = !invert;
2340# endif
2341 }
2342
2343 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2344 fore = Color_UL;
2345#endif
2346
2347#ifdef OPTION_HC
2348 if (rend & RS_Sel)
2349 {
2350 /* invert the column if no highlightColor is set or it is the
2351 * current cursor column */
2352 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2353 && ISSET_PIXCOLOR (Color_HC))
2354 {
2355 if (ISSET_PIXCOLOR (Color_HTC))
2356 fore = Color_HTC;
2357 // if invert is 0 reverse video is set so we use bg color as fg color
2358 else if (!invert)
2359 fore = back;
2360
2361 back = Color_HC;
2362 invert = 0;
2363 }
2364 }
2365#endif
2366
2367 if (invert)
2368 {
2369 ::swap (fore, back);
2370
2371#ifndef NO_BOLD_UNDERLINE_REVERSE
2372 if (fore == back)
2373 {
2374 fore = Color_bg;
2375 back = Color_fg;
2376 }
2377#endif
2378 }
2379
2380#ifdef TEXT_BLINK
2381 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2382 {
2383 if (!text_blink_ev.is_active ())
2384 {
2385 text_blink_ev.again ();
2386 hidden_text = 0;
2387 }
2388 else if (hidden_text)
2389 fore = back;
2390 }
2391#endif
2392
2393#if ENABLE_STYLES
2394 // "careful" (too wide) character handling
2395
2396 // include previous careful character(s) if possible, looks nicer (best effort...)
2397 while (text > stp
2398 && srp[text - stp - 1] & RS_Careful
2399 && RS_SAME (rend, srp[text - stp - 1]))
2400 text--, count++, xpixel -= fwidth;
2401
2402 // force redraw after "careful" characters to avoid pixel droppings
2403 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2404 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2405
2406 // force redraw before "careful" characters to avoid pixel droppings
2407 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2408 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2409#endif
2410 }
2411
2412 /*
2413 * Actually do the drawing of the string here
2414 */
2415 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2416
2417 if (ecb_likely (have_bg && back == Color_bg))
2418 {
2419 // this is very ugly, maybe push it into ->draw?
2420
2421 for (i = 0; i < count; i++) /* don't draw empty strings */
2422 if (text[i] != ' ')
2042 { 2423 {
2043 for (col = TermWin.ncol; col--; ) 2424 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2044 { 2425 goto did_clear;
2045 *dtp++ = *dtp2++;
2046 *drp++ = *drp2++;
2047 }
2048
2049 if (len == -1)
2050 len = row;
2051
2052 wlen = row;
2053 continue;
2054 } 2426 }
2427
2428 CLEAR_CHARS (xpixel, ypixel, count);
2429 did_clear: ;
2055 } 2430 }
2431 else
2432 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2056 2433
2057 if (len != -1) 2434 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2058 { 2435 {
2059 /* also comes here at end if needed because of >= above */ 2436 if (showcursor && focus && row == screen.cur.row
2060 if (wlen < len) 2437 && IN_RANGE_EXC (col, cur_col, cur_col + cursorwidth))
2061 SWAP_IT(wlen, len, int); 2438 XSetForeground (dpy, gc, pix_colors[ccol1]);
2062
2063 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2064 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2065 TermWin.gc, 0, Row2Pixel (len + i),
2066 (unsigned int)TermWin_TotalWidth (),
2067 (unsigned int)Height2Pixel (wlen - len + 1),
2068 0, Row2Pixel (len));
2069 len = -1;
2070 }
2071 }
2072 }
2073#endif
2074
2075 /*
2076 * E: main pass across every character
2077 */
2078 for (row = 0; row < TermWin.nrow; row++)
2079 {
2080 stp = screen.text[row + row_offset];
2081 srp = screen.rend[row + row_offset];
2082 dtp = drawn_text[row];
2083 drp = drawn_rend[row];
2084
2085 /*
2086 * E2: OK, now the real pass
2087 */
2088 int ypixel = (int)Row2Pixel(row);
2089
2090 for (col = 0; col < TermWin.ncol; col++)
2091 {
2092 /* compare new text with old - if exactly the same then continue */
2093 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2094
2095 if (stp[col] == dtp[col] /* Must match characters to skip. */
2096 && (rend == drp[col] /* Either rendition the same or */
2097 || (stp[col] == ' ' /* space w/ no background change */
2098 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2099 continue;
2100
2101 text_t *text = stp + col;
2102 int count = 1;
2103
2104 /* redraw one or more characters */
2105
2106 dtp[col] = stp[col];
2107 drp[col] = rend;
2108
2109 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2110 continue;
2111
2112 int xpixel = Col2Pixel(col);
2113
2114 // this loop looks very messy, it can probably be optimized
2115 // and cleaned a bit by you?
2116 for (i = 0; ++col < TermWin.ncol; )
2117 {
2118 if (stp[col] == NOCHAR)
2119 {
2120 dtp[col] = stp[col];
2121 drp[col] = rend;
2122 count++;
2123
2124 if (i) // only possible skip if char unchanged
2125 i++;
2126
2127 continue;
2128 }
2129
2130 if (rend != srp[col])
2131 break;
2132
2133 count++;
2134
2135 if (stp[col] != dtp[col]
2136 || srp[col] != drp[col])
2137 {
2138 if (must_clear && (i++ > (count / 2)))
2139 break;
2140
2141 dtp[col] = stp[col];
2142 drp[col] = rend;
2143 i = 0;
2144 }
2145 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2146 break;
2147 }
2148
2149 col--; /* went one too far. move back */
2150 count -= i; /* dump any matching trailing chars */
2151
2152 /*
2153 * Determine the attributes for the string
2154 */
2155 int fid = GET_FONT (rend);
2156 int fore = GET_FGCOLOR (rend); // desired foreground
2157 int back = GET_BGCOLOR (rend); // desired background
2158
2159 rend = GET_ATTR (rend);
2160
2161 rvid = !!(rend & RS_RVid);
2162#ifdef TEXT_BLINK
2163 if (rend & RS_Blink)
2164 {
2165 if (!text_blink_ev.active)
2166 {
2167 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2168 hidden_text = 0;
2169 }
2170 else if (hidden_text)
2171 fore = back;
2172 }
2173#elif OPTION_HC
2174 if (!rvid && (rend & RS_Blink))
2175 {
2176 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2177 back = Color_HC;
2178 else 2439 else
2179 rvid = !rvid; /* fall back */ 2440#if ENABLE_FRILLS
2441 if (ISSET_PIXCOLOR (Color_underline))
2442 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2443 else
2444#endif
2445 XSetForeground (dpy, gc, pix_colors[fore]);
2446
2447 XDrawLine (dpy, vt, gc,
2448 xpixel, ypixel + font->ascent + 1,
2449 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2180 } 2450 }
2181#endif 2451 } /* for (col....) */
2182 if (rvid) 2452 } /* for (row....) */
2453
2454 /*
2455 * G: cleanup cursor and display outline cursor if necessary
2456 */
2457 if (showcursor)
2458 {
2459 if (focus)
2460 scr_set_char_rend (ROW(screen.cur.row), cur_col, cur_rend);
2461 else if (oldcursor.row >= 0)
2183 { 2462 {
2184 SWAP_IT(fore, back, int); 2463 XSetForeground (dpy, gc, pix_colors[ccol1]);
2185 2464
2186#ifndef NO_BOLD_UNDERLINE_REVERSE 2465 XDrawRectangle (dpy, vt, gc,
2187 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV) 2466 Col2Pixel (cur_col),
2188# ifndef NO_CURSORCOLOR 2467 Row2Pixel (oldcursor.row),
2189 && !ISSET_PIXCOLOR (this, Color_cursor) 2468 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2469 (unsigned int) (Height2Pixel (1) - 1));
2470 }
2471 }
2472
2473 /*
2474 * H: cleanup selection
2475 */
2476#if ENABLE_OVERLAY
2477 scr_swap_overlay ();
2478#endif
2479 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2480
2481 scr_reverse_selection ();
2482
2483 screen.flags = old_screen_flags;
2484 num_scr = 0;
2485 num_scr_allow = 1;
2486}
2487
2488void ecb_cold
2489rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2490{
2491 if (!l.valid ())
2492 return;
2493
2494 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2495
2496 for (int i = ncol; i--; )
2497 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2498}
2499
2500void ecb_cold
2501rxvt_term::scr_remap_chars () NOTHROW
2502{
2503 for (int i = total_rows; i--; )
2504 scr_remap_chars (row_buf [i]);
2505
2506 for (int i = nrow; i--; )
2507 {
2508 scr_remap_chars (drawn_buf [i]);
2509 scr_remap_chars (swap_buf [i]);
2510 }
2511}
2512
2513void ecb_cold
2514rxvt_term::scr_recolour (bool refresh) NOTHROW
2515{
2516 bool transparent = false;
2517
2518#ifdef HAVE_IMG
2519 if (bg_img != 0)
2520 {
2521# if ENABLE_TRANSPARENCY
2522 if (bg_flags & BG_IS_TRANSPARENT)
2523 {
2524 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2525 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2526
2527 transparent = true;
2528 }
2529 else
2190# endif 2530# endif
2191 )
2192 back = Color_RV;
2193#endif
2194 }
2195#ifndef NO_BOLD_UNDERLINE_REVERSE
2196 else if (rend & RS_Bold)
2197 {
2198 if (Xdepth > 2)
2199 if (ISSET_PIXCOLOR (this, Color_BD))
2200 fore = Color_BD;
2201 else
2202 fore = Color_White;
2203 }
2204 else if (rend & RS_Uline)
2205 {
2206 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2207 fore = Color_UL;
2208 }
2209#endif
2210
2211 /*
2212 * Actually do the drawing of the string here
2213 */
2214 rxvt_font *font = (*TermWin.fontset)[fid];
2215
2216 if (back == Color_bg)
2217 {
2218 if (must_clear)
2219 {
2220 for (i = 0; i < count; i++) /* don't draw empty strings */
2221 if (text[i] != ' ')
2222 {
2223 font->draw (xpixel, ypixel, text, count, fore, -1);
2224 goto nodraw;
2225 }
2226
2227 CLEAR_CHARS (xpixel, ypixel, count);
2228nodraw: ;
2229 }
2230 else
2231 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2232 }
2233 else
2234 font->draw (xpixel, ypixel, text, count, fore, back);
2235
2236 if ((rend & RS_Uline) && (font->descent > 1))
2237 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2238 xpixel, ypixel + font->ascent + 1,
2239 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2240 } /* for (col....) */
2241 } /* for (row....) */
2242
2243 /*
2244 * G: cleanup cursor and display outline cursor if necessary
2245 */
2246 if (showcursor) {
2247 if (TermWin.focus) {
2248 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2249 [screen.cur.col]);
2250 *srp ^= RS_RVid;
2251#ifndef NO_CURSORCOLOR
2252 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2253#endif
2254 } else if (oldcursor.row >= 0) {
2255#ifndef NO_CURSORCOLOR
2256 unsigned long gcmask; /* Graphics Context mask */
2257
2258 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2259 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2260#endif
2261 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2262 Col2Pixel(oldcursor.col),
2263 Row2Pixel(oldcursor.row),
2264 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2265 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2266 } 2531 {
2267 } 2532 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2268 2533 XSetWindowBackgroundPixmap (dpy, vt, bg_img->pm);
2269 /*
2270 * H: cleanup selection
2271 */
2272 rxvt_scr_reverse_selection (this);
2273
2274 /*
2275 * I: other general cleanup
2276 */
2277 if (clearfirst && TermWin.int_bwidth)
2278 /* 2534 }
2279 * clear the whole screen height, note that width == 0 is treated 2535 }
2280 * specially by XClearArea 2536 else
2281 */ 2537#endif
2282 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2538 {
2283 (unsigned int)TermWin.int_bwidth, 2539 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2284 (unsigned int)TermWin_TotalHeight(), False); 2540 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2285 if (clearlast && TermWin.int_bwidth) 2541 }
2286 /*
2287 * clear the whole screen height, note that width == 0 is treated
2288 * specially by XClearArea
2289 */
2290 XClearArea(Xdisplay, TermWin.vt,
2291 TermWin.width + TermWin.int_bwidth, 0,
2292 (unsigned int)TermWin.int_bwidth,
2293 (unsigned int)TermWin_TotalHeight(), False);
2294 if (refresh_type & SMOOTH_REFRESH)
2295 XSync(Xdisplay, False);
2296 2542
2297 num_scr = 0; 2543 XClearWindow (dpy, parent);
2298 num_scr_allow = 1;
2299 want_refresh = 0; /* screen is current */
2300}
2301 2544
2545 if (scrollBar.win)
2546 {
2547 if (transparent)
2548 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2549 else
2550 XSetWindowBackground (dpy, scrollBar.win, pix_colors[scrollBar.color ()]);
2551 scrollBar.state = SB_STATE_IDLE;
2552 scrollBar.show (0);
2553 }
2554
2555 if (refresh)
2556 {
2557 scr_clear ();
2558 scr_touch (true);
2559 }
2560 want_refresh = 1;
2561}
2562
2302/* ------------------------------------------------------------------------- */ 2563/* ------------------------------------------------------------------------- */
2303void 2564void
2304rxvt_term::scr_clear() 2565rxvt_term::scr_clear (bool really) NOTHROW
2305{ 2566{
2306 if (!TermWin.mapped) 2567 if (!mapped)
2307 return; 2568 return;
2308 2569
2309 num_scr_allow = 0; 2570 num_scr_allow = 0;
2310 want_refresh = 1; 2571 want_refresh = 1;
2311#ifdef TRANSPARENT 2572
2312 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2573 if (really)
2574 XClearWindow (dpy, vt);
2575}
2576
2577void
2578rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2579{
2580 int view_end = view_start + nrow;
2581 int row, col;
2582
2583 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2584 {
2585 text_t *stp = ROW(row).t;
2586 rend_t *srp = ROW(row).r;
2587
2588 for (col = beg_col; col < end_col; col++)
2589 srp[col] ^= rstyle1;
2590
2591 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2592 srp[col] ^= rstyle2;
2593
2594 if (++col < end_col)
2595 srp[col] ^= rstyle2;
2313 { 2596 }
2314 int i; 2597}
2315 2598
2316 if (!(Options & Opt_transparent_all)) 2599void
2600rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2601{
2602 int view_end = view_start + nrow;
2603 int row, col;
2604
2605 if (beg_row >= view_start)
2606 {
2607 col = beg_col;
2608 row = beg_row;
2609 }
2610 else
2611 {
2317 i = 0; 2612 col = 0;
2613 row = view_start;
2614 }
2615
2616 for (; row < min (end_row, view_end); row++, col = 0)
2617 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2618 srp[col] ^= rstyle;
2619
2620 if (row == end_row)
2621 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2622 srp[col] ^= rstyle;
2623}
2624
2625/* ------------------------------------------------------------------------- */
2626void ecb_hot
2627rxvt_term::scr_reverse_selection () NOTHROW
2628{
2629 if (selection.op
2630 && current_screen == selection.screen
2631 && selection.end.row >= view_start)
2632 {
2633#if !ENABLE_MINIMAL
2634 if (selection.rect)
2635 scr_xor_rect (selection.beg.row, selection.beg.col,
2636 selection.end.row, selection.end.col,
2637 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2318 else 2638 else
2319 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2320
2321 while (i--)
2322 if (TermWin.parent[i] != None)
2323 XClearWindow(Xdisplay, TermWin.parent[i]);
2324 }
2325#endif 2639#endif
2326 2640 scr_xor_span (selection.beg.row, selection.beg.col,
2327 XClearWindow (Xdisplay, TermWin.vt); 2641 selection.end.row, selection.end.col,
2328} 2642 RS_Sel | RS_RVid);
2329
2330/* ------------------------------------------------------------------------- */
2331/* INTPROTO */
2332void
2333rxvt_scr_reverse_selection(pR)
2334{
2335 int i, col, row, end_row;
2336 rend_t *srp;
2337
2338 if (R->selection.op && R->current_screen == R->selection.screen) {
2339 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2340 i = R->selection.beg.row + R->TermWin.saveLines;
2341 row = R->selection.end.row + R->TermWin.saveLines;
2342 if (i >= end_row)
2343 col = R->selection.beg.col;
2344 else {
2345 col = 0;
2346 i = end_row;
2347 }
2348 end_row += R->TermWin.nrow;
2349 for (; i < row && i < end_row; i++, col = 0)
2350 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2351#ifndef OPTION_HC
2352 srp[col] ^= RS_RVid;
2353#else
2354 srp[col] ^= RS_Blink;
2355#endif
2356 if (i == row && i < end_row)
2357 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2358#ifndef OPTION_HC
2359 srp[col] ^= RS_RVid;
2360#else
2361 srp[col] ^= RS_Blink;
2362#endif
2363 } 2643 }
2364} 2644}
2365 2645
2366/* ------------------------------------------------------------------------- */ 2646/* ------------------------------------------------------------------------- */
2367/* 2647/*
2368 * Dump the whole scrollback and screen to the passed filedescriptor. The 2648 * Dump the whole scrollback and screen to the passed filedescriptor. The
2369 * invoking routine must close the fd. 2649 * invoking routine must close the fd.
2370 */ 2650 */
2371#if 0 2651#if 0
2372/* EXTPROTO */
2373void 2652void
2374rxvt_scr_dump(pR_ int fd) 2653rxvt_term::scr_dump (int fd) NOTHROW
2375{ 2654{
2376 int row, wrote; 2655 // if this method is needed, it can be implemented by factoring the
2377 unsigned int width, towrite; 2656 // relevant code in scr_printscreen
2378 char r1[] = "\n";
2379
2380 for (row = R->TermWin.saveLines - R->TermWin.nscrolled;
2381 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) {
2382 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row]
2383 : R->TermWin.ncol;
2384 for (towrite = width; towrite; towrite -= wrote) {
2385 wrote = write(fd, &(R->screen.text[row][width - towrite]),
2386 towrite);
2387 if (wrote < 0)
2388 return; /* XXX: death, no report */
2389 }
2390 if (R->screen.tlen[row] >= 0)
2391 if (write(fd, r1, 1) <= 0)
2392 return; /* XXX: death, no report */
2393 }
2394} 2657}
2395#endif 2658#endif
2396 2659
2397/* ------------------------------------------------------------------------- * 2660/* ------------------------------------------------------------------------- *
2398 * CHARACTER SELECTION * 2661 * CHARACTER SELECTION *
2399 * ------------------------------------------------------------------------- */ 2662 * ------------------------------------------------------------------------- */
2400
2401/*
2402 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2403 */
2404/* EXTPROTO */
2405void 2663void
2406rxvt_selection_check(pR_ int check_more) 2664rxvt_term::selection_check (int check_more) NOTHROW
2407{ 2665{
2408 row_col_t pos;
2409
2410 if (!R->selection.op) 2666 if (!selection.op)
2411 return; 2667 return;
2412 2668
2413 pos.row = pos.col = 0; 2669 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2414 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2670 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2415 || (R->selection.beg.row >= R->TermWin.nrow) 2671 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2416 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled)
2417 || (R->selection.mark.row >= R->TermWin.nrow)
2418 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2419 || (R->selection.end.row >= R->TermWin.nrow)
2420 || (check_more == 1 2672 || (check_more == 1
2421 && R->current_screen == R->selection.screen 2673 && current_screen == selection.screen
2422 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2674 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2423 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2675 && ROWCOL_IS_BEFORE (screen.cur, selection.end)))
2424 || (check_more == 2
2425 && ROWCOL_IS_BEFORE(R->selection.beg, pos)
2426 && ROWCOL_IS_AFTER(R->selection.end, pos))
2427 || (check_more == 3
2428 && ROWCOL_IS_AFTER(R->selection.end, pos))
2429 || (check_more == 4 /* screen width change */
2430 && (R->selection.beg.row != R->selection.end.row
2431 || R->selection.end.col > R->TermWin.ncol)))
2432 CLEAR_SELECTION(R); 2676 CLEAR_ALL_SELECTION ();
2677}
2678
2679void
2680rxvt_term::selection_changed () NOTHROW
2681{
2682 line_t &r1 = ROW (selection.beg.row);
2683 while (selection.beg.col > 0 && r1.t [selection.beg.col] == NOCHAR)
2684 --selection.beg.col;
2685
2686 line_t &r2 = ROW (selection.end.row);
2687 while (selection.end.col < r2.l && r2.t [selection.end.col] == NOCHAR)
2688 ++selection.end.col;
2689
2690 want_refresh = 1;
2433} 2691}
2434 2692
2435/* ------------------------------------------------------------------------- */ 2693/* ------------------------------------------------------------------------- */
2436/* 2694/*
2437 * Paste a selection direct to the command fd 2695 * Paste a selection direct to the command fd
2438 */ 2696 */
2439void 2697void
2440rxvt_term::paste (const unsigned char *data, unsigned int len) 2698rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2441{ 2699{
2442 unsigned int i, j, n;
2443 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2444
2445#if 0
2446 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2447 ZERO_SCROLLBACK (r);
2448#endif
2449
2450 /* convert normal newline chars into common keyboard Return key sequence */ 2700 /* convert normal newline chars into common keyboard Return key sequence */
2451 for (i = 0; i < len; i += PROP_SIZE) 2701 for (unsigned int i = 0; i < len; i++)
2452 { 2702 if (data[i] == C0_LF)
2453 n = min (len - i, PROP_SIZE); 2703 data[i] = C0_CR;
2454 MEMCPY (ds, data + i, n);
2455 2704
2456 for (j = 0; j < n; j++) 2705 if (priv_modes & PrivMode_BracketPaste)
2457 if (ds[j] == '\n') 2706 tt_printf ("\x1b[200~");
2458 ds[j] = '\r';
2459 2707
2460 tt_write (ds, (int)n); 2708 tt_write (data, len);
2461 }
2462 2709
2463 free(ds); 2710 if (priv_modes & PrivMode_BracketPaste)
2711 tt_printf ("\x1b[201~");
2464} 2712}
2465 2713
2466/* ------------------------------------------------------------------------- */ 2714void
2467/* 2715rxvt_term::paste (char *data, unsigned int len) NOTHROW
2468 * Respond to a notification that a primary selection has been sent
2469 * EXT: SelectionNotify
2470 */
2471/* EXTPROTO */
2472int
2473rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2474{ 2716{
2475 long nread = 0; 2717 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2476 unsigned long bytes_after;
2477 XTextProperty ct;
2478
2479 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2480
2481 if (prop == None) /* check for failed XConvertSelection */
2482 {
2483 if ((R->selection_type & Sel_CompoundText))
2484 {
2485 int selnum = R->selection_type & Sel_whereMask;
2486
2487 R->selection_type = 0;
2488 if (selnum != Sel_direct)
2489 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2490 }
2491
2492 if ((R->selection_type & Sel_UTF8String))
2493 {
2494 int selnum = R->selection_type & Sel_whereMask;
2495
2496 R->selection_type = Sel_CompoundText;
2497 if (selnum != Sel_direct)
2498 rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], selnum);
2499 else
2500 R->selection_type = 0;
2501 }
2502
2503 return 0; 2718 return;
2504 }
2505 2719
2506 for (;;) 2720 tt_paste (data, len);
2507 {
2508 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2509 (long)(PROP_SIZE / 4), delete_prop,
2510 AnyPropertyType, &ct.encoding, &ct.format,
2511 &ct.nitems, &bytes_after,
2512 &ct.value) != Success)
2513 break;
2514
2515 if (ct.encoding == 0)
2516 {
2517 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2518 break;
2519 }
2520
2521 if (ct.value == NULL)
2522 {
2523 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2524 continue;
2525 }
2526
2527 if (ct.nitems == 0)
2528 {
2529 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2530 if (R->selection_wait == Sel_normal && nread == 0)
2531 {
2532 /*
2533 * pass through again trying CUT_BUFFER0 if we've come from
2534 * XConvertSelection() but nothing was presented
2535 */
2536 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2537 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2538 }
2539
2540 nread = -1; /* discount any previous stuff */
2541 break;
2542 }
2543
2544 nread += ct.nitems;
2545
2546 char **cl;
2547 int cr;
2548 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2549 &cr) >= 0 && cl)
2550 {
2551 for (int i = 0; i < cr; i++)
2552 R->paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2553
2554 XFreeStringList (cl);
2555 }
2556 else
2557 R->paste (ct.value, ct.nitems);
2558
2559 if (bytes_after == 0)
2560 break;
2561
2562 XFree (ct.value);
2563 }
2564
2565 if (ct.value)
2566 XFree (ct.value);
2567
2568 if (R->selection_wait == Sel_normal)
2569 R->selection_wait = Sel_none;
2570
2571 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2572 return (int)nread;
2573} 2721}
2574 2722
2575void
2576rxvt_term::incr_cb (time_watcher &w)
2577{
2578 selection_wait = Sel_none;
2579
2580 rxvt_print_error ("data loss: timeout on INCR selection paste");
2581}
2582
2583/*
2584 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2585 */
2586/* EXTPROTO */
2587void
2588rxvt_selection_property(pR_ Window win, Atom prop)
2589{
2590 int reget_time = 0;
2591
2592 if (prop == None)
2593 return;
2594 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2595 if (R->selection_wait == Sel_normal) {
2596 int a, afmt;
2597 Atom atype;
2598 unsigned long bytes_after, nitems;
2599 unsigned char *s = NULL;
2600
2601 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2602 R->xa[XA_INCR], &atype, &afmt, &nitems,
2603 &bytes_after, &s);
2604 if (s)
2605 XFree(s);
2606 if (a != Success)
2607 return;
2608#ifndef __CYGWIN32__
2609 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2610 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2611 XDeleteProperty(R->Xdisplay, win, prop);
2612 XFlush(R->Xdisplay);
2613 reget_time = 1;
2614 R->selection_wait = Sel_incr;
2615 }
2616#endif
2617 } else if (R->selection_wait == Sel_incr) {
2618 reget_time = 1;
2619 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2620 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2621 R->selection_wait = Sel_none;
2622 R->incr_ev.stop ();
2623 }
2624 }
2625 if (reget_time) /* received more data so reget time */
2626 R->incr_ev.start (NOW + 10);
2627}
2628/* ------------------------------------------------------------------------- */ 2723/* ------------------------------------------------------------------------- */
2629/* 2724/*
2630 * Request the current selection: 2725 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2631 * Order: > internal selection if available 2726 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2632 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2727 * as fallback
2633 * > CUT_BUFFER0
2634 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2635 * will auto fallback to CUT_BUFFER0
2636 * EXT: button 2 release 2728 * EXT: button 2 release
2637 */ 2729 */
2638/* EXTPROTO */
2639void 2730void
2640rxvt_selection_request(pR_ Time tm, int x, int y) 2731rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2641{ 2732{
2642 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2733 if (!selection_req)
2643 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2644 return; /* outside window */
2645
2646 if (R->selection.text != NULL) { /* internal selection */
2647 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2648 R->paste (R->selection.text, R->selection.len);
2649 return;
2650 } else {
2651 int i;
2652
2653 R->selection_request_time = tm;
2654 R->selection_wait = Sel_normal;
2655 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2656#if X_HAVE_UTF8_STRING
2657 R->selection_type = Sel_UTF8String;
2658 if (rxvt_selection_request_other(aR_ R->xa[XA_UTF8_STRING], i))
2659 return;
2660#else
2661 R->selection_type = Sel_CompoundText;
2662 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2663 return;
2664#endif
2665 }
2666 } 2734 {
2667 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2735 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2668 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2736 selection_req->run ();
2669 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2670}
2671
2672/* INTPROTO */
2673int
2674rxvt_selection_request_other(pR_ Atom target, int selnum)
2675{
2676 Atom sel;
2677#ifdef DEBUG_SELECT
2678 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2679#endif
2680
2681 R->selection_type |= selnum;
2682 if (selnum == Sel_Primary)
2683 sel = XA_PRIMARY;
2684 else if (selnum == Sel_Secondary)
2685 sel = XA_SECONDARY;
2686 else
2687 sel = R->xa[XA_CLIPBOARD];
2688 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2689 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2690 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2691 R->TermWin.vt, R->selection_request_time);
2692 return 1;
2693 } 2737 }
2694 return 0;
2695} 2738}
2696 2739
2697/* ------------------------------------------------------------------------- */ 2740/* ------------------------------------------------------------------------- */
2698/* 2741/*
2699 * Clear all selected text 2742 * Clear all selected text
2700 * EXT: SelectionClear 2743 * EXT: SelectionClear
2701 */ 2744 */
2702/* EXTPROTO */
2703void 2745void
2704rxvt_selection_clear(pR) 2746rxvt_term::selection_clear (bool clipboard) NOTHROW
2705{ 2747{
2706 D_SELECT((stderr, "rxvt_selection_clear()")); 2748 if (!clipboard)
2707 2749 {
2708 R->want_refresh = 1; 2750 want_refresh = 1;
2709 if (R->selection.text)
2710 free(R->selection.text); 2751 free (selection.text);
2711 R->selection.text = NULL; 2752 selection.text = NULL;
2712 R->selection.len = 0; 2753 selection.len = 0;
2713 CLEAR_SELECTION(R); 2754 CLEAR_SELECTION ();
2755
2756 if (display->selection_owner == this)
2757 display->selection_owner = 0;
2758 }
2759 else
2760 {
2761 free (selection.clip_text);
2762 selection.clip_text = NULL;
2763 selection.clip_len = 0;
2764
2765 if (display->clipboard_owner == this)
2766 display->clipboard_owner = 0;
2767 }
2714} 2768}
2715 2769
2716/* ------------------------------------------------------------------------- */ 2770/* ------------------------------------------------------------------------- */
2717/* 2771/*
2718 * Copy a selection into the cut buffer 2772 * Copy a selection into the cut buffer
2719 * EXT: button 1 or 3 release 2773 * EXT: button 1 or 3 release
2720 */ 2774 */
2721/* EXTPROTO */
2722void 2775void
2723rxvt_selection_make(pR_ Time tm) 2776rxvt_term::selection_make (Time tm)
2724{ 2777{
2725 int i, col, end_col, row, end_row; 2778 int size;
2726 unsigned char *new_selection_text; 2779 wchar_t *new_selection_text;
2727 char *str; 2780 text_t *t;
2728 text_t *t;
2729#ifdef ACS_ASCII
2730 rend_t *re;
2731#endif
2732 2781
2733 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2734 switch (R->selection.op) { 2782 switch (selection.op)
2783 {
2735 case SELECTION_CONT: 2784 case SELECTION_CONT:
2736 break; 2785 break;
2737 case SELECTION_INIT: 2786 case SELECTION_INIT:
2738 CLEAR_SELECTION(R); 2787 CLEAR_SELECTION ();
2739 /* FALLTHROUGH */ 2788 /* FALLTHROUGH */
2740 case SELECTION_BEGIN: 2789 case SELECTION_BEGIN:
2741 R->selection.op = SELECTION_DONE; 2790 selection.op = SELECTION_DONE;
2742 /* FALLTHROUGH */ 2791 /* FALLTHROUGH */
2743 default: 2792 default:
2744 return; 2793 return;
2745 } 2794 }
2795
2746 R->selection.op = SELECTION_DONE; 2796 selection.op = SELECTION_DONE;
2747 2797
2748 if (R->selection.clicks == 4) 2798 if (selection.clicks == 4)
2749 return; /* nothing selected, go away */ 2799 return; /* nothing selected, go away */
2750 2800
2801 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2802 return;
2803
2751 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2804 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2752 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2805 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2753 2806
2754 new_selection_text = (unsigned char *)str; 2807 int ofs = 0;
2808 int extra = 0;
2755 2809
2756 col = R->selection.beg.col; 2810 int col = selection.beg.col;
2757 MAX_IT(col, 0); 2811 int row = selection.beg.row;
2758 row = R->selection.beg.row + R->TermWin.saveLines;
2759 end_row = R->selection.end.row + R->TermWin.saveLines;
2760 2812
2813 int end_col;
2814
2761 for (; row <= end_row; row++, col = 0) 2815 for (; row <= selection.end.row; row++, col = 0)
2816 {
2817#if !ENABLE_MINIMAL
2818 if (selection.rect)
2762 { 2819 {
2763 t = &(R->screen.text[row][col]); 2820 col = selection.beg.col;
2764
2765 end_col = R->screen.tlen[row];
2766
2767 if (end_col == -1)
2768 end_col = R->TermWin.ncol; 2821 end_col = selection.end.col;
2822 }
2823 else
2824#endif
2825 end_col = ROW(row).l;
2769 2826
2827 col = max (col, 0);
2828
2770 if (row == end_row) 2829 if (row == selection.end.row)
2771 MIN_IT (end_col, R->selection.end.col); 2830 min_it (end_col, selection.end.col);
2772 2831
2832 t = ROW(row).t + col;
2833
2773 for (; col < end_col; col++) 2834 for (; col < end_col; col++)
2835 {
2774 if (*t == NOCHAR) 2836 if (*t == NOCHAR)
2775 t++; 2837 t++;
2838#if ENABLE_COMBINING
2839 else if (IS_COMPOSE (*t))
2840 {
2841 int len = rxvt_composite.expand (*t, 0);
2842
2843 extra -= (len - 1);
2844
2845 if (extra < 0)
2846 {
2847 extra += size;
2848 size += size;
2849 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2850 }
2851
2852 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2853 }
2854#endif
2776 else 2855 else
2777 { 2856 new_selection_text[ofs++] = *t++;
2778 int len = wctomb (str, *t++);
2779 if (len > 0)
2780 str += len;
2781 }
2782
2783 if (R->screen.tlen[row] != -1 && row != end_row)
2784 *str++ = '\n';
2785 }
2786
2787#ifndef NO_OLD_SELECTION
2788 if (R->selection_style == OLD_SELECT)
2789 if (end_col == R->TermWin.ncol)
2790 *str++ = '\n';
2791#endif
2792#ifndef NO_NEW_SELECTION
2793 if (R->selection_style != OLD_SELECT)
2794 if (end_col != R->selection.end.col)
2795 *str++ = '\n';
2796#endif
2797 *str = '\0';
2798
2799 i = str - (char *)new_selection_text;
2800 if (i == 0)
2801 {
2802 free (new_selection_text);
2803 return;
2804 }
2805
2806 // due to MB_MAX_CUR, selection wastage is usually high, so realloc
2807 if (str - (char *)new_selection_text > 1024)
2808 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2809
2810 R->selection.len = i;
2811
2812 if (R->selection.text)
2813 free (R->selection.text);
2814
2815 R->selection.text = new_selection_text;
2816
2817 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm);
2818 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt)
2819 rxvt_print_error("can't get primary selection");
2820
2821
2822 {
2823 XTextProperty ct;
2824 char *cl = (char *)R->selection.text;
2825
2826 if (XmbTextListToTextProperty(R->Xdisplay, &cl, 1, XStringStyle, &ct) >= 0)
2827 { 2857 }
2828 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2858
2829 PropModeReplace, ct.value, ct.nitems); 2859#if !ENABLE_MINIMAL
2830 XFree (ct.value); 2860 if (selection.rect)
2861 {
2862 while (ofs
2863 && new_selection_text[ofs - 1] != C0_LF
2864 && unicode::is_space (new_selection_text[ofs - 1]))
2865 --ofs;
2866
2867 new_selection_text[ofs++] = C0_LF;
2831 } 2868 }
2832 else 2869 else
2833 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2870#endif
2834 PropModeReplace, R->selection.text, (int)R->selection.len); 2871 if (!ROW(row).is_longer ()
2872 && (row != selection.end.row || end_col != selection.end.col)
2873 && (row != selection.beg.row || selection.beg.col < ncol))
2874 new_selection_text[ofs++] = C0_LF;
2875 }
2876
2877 new_selection_text[ofs] = 0;
2878
2879 if (ofs == 0)
2835 } 2880 {
2881 free (new_selection_text);
2882 return;
2883 }
2836 2884
2885 free (selection.text);
2886
2887 // we usually allocate much more than necessary, so realloc it smaller again
2888 selection.len = ofs;
2889 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2890
2891 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2892 return;
2893
2894 selection_grab (tm);
2895}
2896
2897bool
2898rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2899{
2900 Atom sel;
2901
2902 if (!clipboard)
2903 {
2837 R->selection_time = tm; 2904 selection_time = tm;
2838 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2905 sel = XA_PRIMARY;
2906 }
2907 else
2908 {
2909 clipboard_time = tm;
2910 sel = xa[XA_CLIPBOARD];
2911 }
2912
2913 XSetSelectionOwner (dpy, sel, vt, tm);
2914 if (XGetSelectionOwner (dpy, sel) == vt)
2915 {
2916 display->set_selection_owner (this, clipboard);
2917 return true;
2918 }
2919 else
2920 {
2921 selection_clear (clipboard);
2922 return false;
2923 }
2924
2925#if 0
2926 XTextProperty ct;
2927
2928 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2929 {
2930 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2931 XFree (ct.value);
2932 }
2933#endif
2839} 2934}
2840 2935
2841/* ------------------------------------------------------------------------- */ 2936/* ------------------------------------------------------------------------- */
2842/* 2937/*
2843 * Mark or select text based upon number of clicks: 1, 2, or 3 2938 * Mark or select text based upon number of clicks: 1, 2, or 3
2844 * EXT: button 1 press 2939 * EXT: button 1 press
2845 */ 2940 */
2846void 2941void ecb_cold
2847rxvt_term::selection_click (int clicks, int x, int y) 2942rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2848{ 2943{
2849 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2850
2851 clicks = ((clicks - 1) % 3) + 1; 2944 clicks = ((clicks - 1) % 3) + 1;
2852 selection.clicks = clicks; /* save clicks so extend will work */ 2945 selection.clicks = clicks; /* save clicks so extend will work */
2853 2946
2947 if (clicks == 2 && !selection.rect
2948 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2949 {
2950 MEvent.clicks = 1; // what a mess
2951 selection.screen = current_screen;
2952 selection.op = SELECTION_CONT;
2953 return;
2954 }
2955
2854 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2956 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2855 2957
2856 if (clicks == 2 || clicks == 3) 2958 if (clicks == 2 || clicks == 3)
2857 rxvt_selection_extend_colrow (this, selection.mark.col, 2959 selection_extend_colrow (selection.mark.col,
2858 selection.mark.row + TermWin.view_start, 2960 selection.mark.row - view_start,
2859 0, /* button 3 */ 2961 0, /* button 3 */
2860 1, /* button press */ 2962 1, /* button press */
2861 0); /* click change */ 2963 0); /* click change */
2862} 2964}
2863 2965
2864/* ------------------------------------------------------------------------- */ 2966/* ------------------------------------------------------------------------- */
2865/* 2967/*
2866 * Mark a selection at the specified col/row 2968 * Mark a selection at the specified col/row
2867 */ 2969 */
2868/* INTPROTO */ 2970void ecb_cold
2869void
2870rxvt_selection_start_colrow(pR_ int col, int row) 2971rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2871{ 2972{
2872 R->want_refresh = 1; 2973 want_refresh = 1;
2974
2975 selection.mark.row = row + view_start;
2873 R->selection.mark.col = col; 2976 selection.mark.col = col;
2874 R->selection.mark.row = row - R->TermWin.view_start; 2977
2875 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2978 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2876 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2979 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2980
2981 while (selection.mark.col > 0
2982 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2877 MAX_IT(R->selection.mark.col, 0); 2983 --selection.mark.col;
2878 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2879 2984
2880 if (R->selection.op) { /* clear the old selection */ 2985 if (selection.op)
2986 {
2987 /* clear the old selection */
2881 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2988 selection.beg.row = selection.end.row = selection.mark.row;
2882 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2989 selection.beg.col = selection.end.col = selection.mark.col;
2883 } 2990 }
2991
2884 R->selection.op = SELECTION_INIT; 2992 selection.op = SELECTION_INIT;
2885 R->selection.screen = R->current_screen; 2993 selection.screen = current_screen;
2886} 2994}
2887 2995
2888/* ------------------------------------------------------------------------- */ 2996/* ------------------------------------------------------------------------- */
2889/* 2997/*
2890 * Word select: select text for 2 clicks 2998 * Word select: select text for 2 clicks
2891 * We now only find out the boundary in one direction 2999 * We now only find out the boundary in one direction
2892 */ 3000 */
2893 3001
2894/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3002/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2895#define DELIMIT_TEXT(x) \ 3003#define DELIMIT_TEXT(x) \
2896 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3004 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2897#define DELIMIT_REND(x) 1 3005#define DELIMIT_REND(x) 1
2898 3006
2899/* INTPROTO */ 3007void ecb_cold
2900void
2901rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3008rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2902{ 3009{
2903 int col, row, dirnadd, tcol, trow, w1, w2; 3010 int col, row, dirnadd, tcol, trow, w1, w2;
2904 row_col_t bound; 3011 row_col_t bound;
2905 text_t *stp; 3012 text_t *stp;
2906 rend_t *srp; 3013 rend_t *srp;
2907 3014
2908 if (dirn == UP) { 3015 if (dirn == UP)
2909 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3016 {
3017 bound.row = top_row - 1;
2910 bound.col = 0; 3018 bound.col = 0;
2911 dirnadd = -1; 3019 dirnadd = -1;
2912 } else { 3020 }
2913 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3021 else
3022 {
3023 bound.row = nrow;
2914 bound.col = R->TermWin.ncol - 1; 3024 bound.col = ncol - 1;
2915 dirnadd = 1; 3025 dirnadd = 1;
2916 } 3026 }
2917 row = mark->row + R->TermWin.saveLines; 3027
3028 row = mark->row;
2918 col = mark->col; 3029 col = max (mark->col, 0);
2919 MAX_IT(col, 0); 3030
2920/* find the edge of a word */ 3031 /* find the edge of a word */
2921 stp = &(R->screen.text[row][col]); 3032 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2922 w1 = DELIMIT_TEXT(*stp); 3033 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2923 3034
2924 if (R->selection_style != NEW_SELECT) { 3035 for (;;)
2925 if (w1 == 1) { 3036 {
3037 for (; col != bound.col; col += dirnadd)
3038 {
2926 stp += dirnadd; 3039 stp += dirnadd;
2927 if (DELIMIT_TEXT(*stp) == 1)
2928 goto Old_Word_Selection_You_Die;
2929 col += dirnadd;
2930 }
2931 w1 = 0;
2932 }
2933 srp = (&R->screen.rend[row][col]);
2934 w2 = DELIMIT_REND(*srp);
2935
2936 for (;;) {
2937 for (; col != bound.col; col += dirnadd) {
2938 stp += dirnadd; 3040 srp += dirnadd;
3041
3042 if (*stp == NOCHAR)
3043 continue;
3044
2939 if (DELIMIT_TEXT(*stp) != w1) 3045 if (DELIMIT_TEXT (*stp) != w1)
3046 break;
3047 if (DELIMIT_REND (*srp) != w2)
3048 break;
3049 }
3050
3051 if ((col == bound.col) && (row != bound.row))
3052 {
3053 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3054 {
3055 trow = row + dirnadd;
3056 tcol = dirn == UP ? ncol - 1 : 0;
3057
3058 if (!ROW(trow).t)
2940 break; 3059 break;
2941 srp += dirnadd; 3060
2942 if (DELIMIT_REND(*srp) != w2) 3061 stp = ROW(trow).t + tcol;
3062 srp = ROW(trow).r + tcol;
3063
3064 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2943 break; 3065 break;
2944 } 3066
2945 if ((col == bound.col) && (row != bound.row)) {
2946 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2947 trow = row + dirnadd;
2948 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2949 if (R->screen.text[trow] == NULL)
2950 break;
2951 stp = &(R->screen.text[trow][tcol]);
2952 srp = &(R->screen.rend[trow][tcol]);
2953 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2954 break;
2955 row = trow; 3067 row = trow;
2956 col = tcol; 3068 col = tcol;
2957 continue; 3069 continue;
2958 } 3070 }
2959 } 3071 }
2960 break; 3072 break;
2961 } 3073 }
2962 Old_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 - R->TermWin.saveLines, col));
2964 3074
2965 if (dirn == DN) 3075 if (dirn == DN)
2966 col++; /* put us on one past the end */ 3076 col++; /* put us on one past the end */
2967 3077
2968/* Poke the values back in */ 3078 /* Poke the values back in */
2969 ret->row = row - R->TermWin.saveLines; 3079 ret->row = row;
2970 ret->col = col; 3080 ret->col = col;
2971} 3081}
2972 3082
2973/* ------------------------------------------------------------------------- */ 3083/* ------------------------------------------------------------------------- */
2974/* 3084/*
2975 * Extend the selection to the specified x/y pixel location 3085 * Extend the selection to the specified x/y pixel location
2976 * EXT: button 3 press; button 1 or 3 drag 3086 * EXT: button 3 press; button 1 or 3 drag
2977 * flag == 0 ==> button 1 3087 * flag == 0 ==> button 1
2978 * flag == 1 ==> button 3 press 3088 * flag == 1 ==> button 3 press
2979 * flag == 2 ==> button 3 motion 3089 * flag == 2 ==> button 3 motion
2980 */ 3090 */
2981void 3091void ecb_cold
2982rxvt_term::selection_extend (int x, int y, int flag) 3092rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2983{ 3093{
2984 int col, row; 3094 int col = clamp (Pixel2Col (x), 0, ncol);
3095 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2985 3096
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 /* 3097 /*
2995 * If we're selecting characters (single click) then we must check first 3098 * 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 3099 * 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 3100 * 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. 3101 * be _past_ a character for it to be selected.
2999 */ 3102 */
3000 if (selection_style != OLD_SELECT)
3001 {
3002 if (((selection.clicks % 3) == 1) && !flag 3103 if (((selection.clicks % 3) == 1) && !flag
3003 && (col == selection.mark.col 3104 && (col == selection.mark.col
3004 && (row == selection.mark.row + TermWin.view_start))) 3105 && (row == selection.mark.row - view_start)))
3005 { 3106 {
3006 /* select nothing */ 3107 /* select nothing */
3007 selection.beg.row = selection.end.row = 0; 3108 selection.beg.row = selection.end.row = 0;
3008 selection.beg.col = selection.end.col = 0; 3109 selection.beg.col = selection.end.col = 0;
3009 selection.clicks = 4; 3110 selection.clicks = 4;
3010 want_refresh = 1; 3111 want_refresh = 1;
3011 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
3012 return; 3112 return;
3013 }
3014 } 3113 }
3015#endif 3114
3016 if (selection.clicks == 4) 3115 if (selection.clicks == 4)
3017 selection.clicks = 1; 3116 selection.clicks = 1;
3018 3117
3019 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3118 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3020 flag == 1 ? 1 : 0, /* ? button press */ 3119 flag == 1 ? 1 : 0, /* ? button press */
3021 0); /* no click change */ 3120 0); /* no click change */
3022} 3121}
3023 3122
3024/* ------------------------------------------------------------------------- */ 3123/* ------------------------------------------------------------------------- */
3025/* 3124/*
3026 * Extend the selection to the specified col/row 3125 * Extend the selection to the specified col/row
3027 */ 3126 */
3028/* INTPROTO */ 3127void ecb_cold
3029void
3030rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3031{ 3129{
3032 int16_t ncol = R->TermWin.ncol;
3033 int end_col;
3034 row_col_t pos; 3130 row_col_t pos;
3035 enum { 3131 enum {
3036 LEFT, RIGHT 3132 LEFT, RIGHT
3037 } closeto = RIGHT; 3133 } closeto = RIGHT;
3038 3134
3039 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
3040 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3041
3042 R->want_refresh = 1;
3043 switch (R->selection.op) { 3135 switch (selection.op)
3136 {
3044 case SELECTION_INIT: 3137 case SELECTION_INIT:
3045 CLEAR_SELECTION(R); 3138 CLEAR_SELECTION ();
3046 R->selection.op = SELECTION_BEGIN; 3139 selection.op = SELECTION_BEGIN;
3047 /* FALLTHROUGH */ 3140 /* FALLTHROUGH */
3048 case SELECTION_BEGIN: 3141 case SELECTION_BEGIN:
3049 if (row != R->selection.mark.row || col != R->selection.mark.col 3142 if (row != selection.mark.row || col != selection.mark.col
3050 || (!button3 && buttonpress)) 3143 || (!button3 && buttonpress))
3051 R->selection.op = SELECTION_CONT; 3144 selection.op = SELECTION_CONT;
3052 break; 3145 break;
3053 case SELECTION_DONE: 3146 case SELECTION_DONE:
3054 R->selection.op = SELECTION_CONT; 3147 selection.op = SELECTION_CONT;
3055 /* FALLTHROUGH */ 3148 /* FALLTHROUGH */
3056 case SELECTION_CONT: 3149 case SELECTION_CONT:
3057 break; 3150 break;
3058 case SELECTION_CLEAR: 3151 case SELECTION_CLEAR:
3059 rxvt_selection_start_colrow(aR_ col, row); 3152 selection_start_colrow (col, row);
3060 /* FALLTHROUGH */ 3153 /* FALLTHROUGH */
3061 default: 3154 default:
3062 return; 3155 return;
3063 } 3156 }
3157
3064 if (R->selection.beg.col == R->selection.end.col 3158 if (selection.beg.col == selection.end.col
3065 && R->selection.beg.col != R->selection.mark.col 3159 && selection.beg.col != selection.mark.col
3066 && R->selection.beg.row == R->selection.end.row 3160 && selection.beg.row == selection.end.row
3067 && R->selection.beg.row != R->selection.mark.row) { 3161 && selection.beg.row != selection.mark.row)
3162 {
3068 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3163 selection.beg.col = selection.end.col = selection.mark.col;
3069 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3164 selection.beg.row = selection.end.row = selection.mark.row;
3070 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3071 } 3165 }
3072 3166
3073 pos.col = col; 3167 pos.col = col;
3074 pos.row = row; 3168 pos.row = view_start + row;
3075 3169
3076 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3170 /*
3077 3171 * This is mainly xterm style selection with a couple of differences, mainly
3078#ifndef NO_OLD_SELECTION 3172 * in the way button3 drag extension works.
3079/* 3173 * We're either doing: button1 drag; button3 press; or button3 drag
3080 * This mimics some of the selection behaviour of version 2.20 and before. 3174 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3081 * There are no ``selection modes'', button3 is always character extension. 3175 * is always at the left/right edge of the selection.
3082 * Note: button3 drag is always available, c.f. v2.20 3176 * b) button3 press: extend/contract character/word/line at whichever edge of
3083 * Selection always terminates (left or right as appropriate) at the mark. 3177 * the selection we are closest to.
3178 * c) button3 drag : extend/contract character/word/line - we select around
3179 * a point/word/line which is either the start or end of the selection
3180 * and it was decided by whichever point/word/line was `fixed' at the
3181 * time of the most recent button3 press
3084 */ 3182 */
3085 if (R->selection_style == OLD_SELECT) { 3183 if (button3 && buttonpress)
3086 if (R->selection.clicks == 1 || button3) { 3184 {
3087 if (R->hate_those_clicks) { 3185 /* button3 press */
3088 R->hate_those_clicks = 0; 3186 /*
3089 if (R->selection.clicks == 1) { 3187 * first determine which edge of the selection we are closest to
3090 R->selection.beg.row = R->selection.mark.row; 3188 */
3091 R->selection.beg.col = R->selection.mark.col; 3189 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3092 } else { 3190 || (!ROWCOL_IS_AFTER (pos, selection.end)
3191 && (((pos.col - selection.beg.col)
3192 + ((pos.row - selection.beg.row) * ncol))
3193 < ((selection.end.col - pos.col)
3194 + ((selection.end.row - pos.row) * ncol)))))
3195 closeto = LEFT;
3196
3197 if (closeto == LEFT)
3198 {
3199 selection.beg.row = pos.row;
3200 selection.beg.col = pos.col;
3201 selection.mark.row = selection.end.row;
3202 selection.mark.col = selection.end.col - (selection.clicks == 2);
3203 }
3204 else
3205 {
3206 selection.end.row = pos.row;
3207 selection.end.col = pos.col;
3093 R->selection.mark.row = R->selection.beg.row; 3208 selection.mark.row = selection.beg.row;
3094 R->selection.mark.col = R->selection.beg.col; 3209 selection.mark.col = selection.beg.col;
3210 }
3211 }
3212 else
3213 {
3214 /* button1 drag or button3 drag */
3215 if (ROWCOL_IS_AFTER (selection.mark, pos))
3216 {
3217 if (selection.mark.row == selection.end.row
3218 && selection.mark.col == selection.end.col
3219 && clickchange
3220 && selection.clicks == 2)
3221 selection.mark.col--;
3222
3223 selection.beg.row = pos.row;
3224 selection.beg.col = pos.col;
3225 selection.end.row = selection.mark.row;
3226 selection.end.col = selection.mark.col + (selection.clicks == 2);
3227 }
3228 else
3229 {
3230 selection.beg.row = selection.mark.row;
3231 selection.beg.col = selection.mark.col;
3232 selection.end.row = pos.row;
3233 selection.end.col = pos.col;
3234 }
3235 }
3236
3237 if (selection.clicks == 1)
3238 {
3239 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3240 && !ROW(selection.beg.row).is_longer ()
3241#if !ENABLE_MINIMAL
3242 && !selection.rect
3243#endif
3244 )
3245 selection.beg.col = ncol;
3246
3247 if (
3248 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3249 && !ROW(selection.end.row).is_longer ()
3250#if !ENABLE_MINIMAL
3251 && !selection.rect
3252#endif
3253 )
3254 selection.end.col = ncol;
3255 }
3256 else if (selection.clicks == 2)
3257 {
3258 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3259 selection.end.col--;
3260
3261 selection_delimit_word (UP, &selection.beg, &selection.beg);
3262 selection_delimit_word (DN, &selection.end, &selection.end);
3263 }
3264 else if (selection.clicks == 3)
3265 {
3266#if ENABLE_FRILLS
3267 if (option (Opt_tripleclickwords))
3268 {
3269 selection_delimit_word (UP, &selection.beg, &selection.beg);
3270
3271 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3272 {
3273 if (!ROW(end_row).is_longer ())
3274 {
3275 selection.end.row = end_row;
3276 selection.end.col = ROW(end_row).l;
3277# if !ENABLE_MINIMAL
3278 selection_remove_trailing_spaces ();
3279# endif
3280 break;
3095 } 3281 }
3096 } 3282 }
3097 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3098 R->selection.end.row = R->selection.mark.row;
3099 R->selection.end.col = R->selection.mark.col + 1;
3100 R->selection.beg.row = pos.row;
3101 R->selection.beg.col = pos.col;
3102 } else {
3103 R->selection.beg.row = R->selection.mark.row;
3104 R->selection.beg.col = R->selection.mark.col;
3105 R->selection.end.row = pos.row;
3106 R->selection.end.col = pos.col + 1;
3107 } 3283 }
3108 } else if (R->selection.clicks == 2) { 3284 else
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3285#endif
3110 &(R->selection.beg)); 3286 {
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3287 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3112 &(R->selection.end)); 3288 selection.mark.col++;
3113 R->hate_those_clicks = 1; 3289
3114 } else if (R->selection.clicks == 3) {
3115 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3116 R->selection.beg.col = 0; 3290 selection.beg.col = 0;
3117 R->selection.end.col = ncol; 3291 selection.end.col = ncol;
3118 R->hate_those_clicks = 1; 3292
3119 } 3293 // select a complete logical line
3120 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3294 while (selection.beg.row > -saveLines
3121 return; 3295 && ROW(selection.beg.row - 1).is_longer ())
3122 } 3296 selection.beg.row--;
3123#endif /* ! NO_OLD_SELECTION */ 3297
3124#ifndef NO_NEW_SELECTION 3298 while (selection.end.row < nrow
3125/* selection_style must not be OLD_SELECT to get here */ 3299 && ROW(selection.end.row).is_longer ())
3126/* 3300 selection.end.row++;
3127 * This is mainly xterm style selection with a couple of differences, mainly
3128 * in the way button3 drag extension works.
3129 * We're either doing: button1 drag; button3 press; or button3 drag
3130 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3131 * is always at the left/right edge of the R->selection.
3132 * b) button3 press: extend/contract character/word/line at whichever edge of
3133 * the selection we are closest to.
3134 * c) button3 drag : extend/contract character/word/line - we select around
3135 * a point/word/line which is either the start or end of the selection
3136 * and it was decided by whichever point/word/line was `fixed' at the
3137 * time of the most recent button3 press
3138 */
3139 if (button3 && buttonpress) { /* button3 press */
3140 /* 3301 }
3141 * first determine which edge of the selection we are closest to 3302 }
3142 */ 3303
3143 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3304 if (button3 && buttonpress)
3144 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3305 {
3145 && (((pos.col - R->selection.beg.col) 3306 /* mark may need to be changed */
3146 + ((pos.row - R->selection.beg.row) * ncol))
3147 < ((R->selection.end.col - pos.col)
3148 + ((R->selection.end.row - pos.row) * ncol)))))
3149 closeto = LEFT;
3150 if (closeto == LEFT) { 3307 if (closeto == LEFT)
3151 R->selection.beg.row = pos.row; 3308 {
3152 R->selection.beg.col = pos.col;
3153 R->selection.mark.row = R->selection.end.row; 3309 selection.mark.row = selection.end.row;
3154 R->selection.mark.col = R->selection.end.col 3310 selection.mark.col = selection.end.col - (selection.clicks == 2);
3155 - (R->selection.clicks == 2); 3311 }
3156 } else { 3312 else
3157 R->selection.end.row = pos.row; 3313 {
3158 R->selection.end.col = pos.col;
3159 R->selection.mark.row = R->selection.beg.row; 3314 selection.mark.row = selection.beg.row;
3160 R->selection.mark.col = R->selection.beg.col; 3315 selection.mark.col = selection.beg.col;
3161 }
3162 } else { /* button1 drag or button3 drag */
3163 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3164 if ((R->selection.mark.row == R->selection.end.row)
3165 && (R->selection.mark.col == R->selection.end.col)
3166 && clickchange && R->selection.clicks == 2)
3167 R->selection.mark.col--;
3168 R->selection.beg.row = pos.row;
3169 R->selection.beg.col = pos.col;
3170 R->selection.end.row = R->selection.mark.row;
3171 R->selection.end.col = R->selection.mark.col
3172 + (R->selection.clicks == 2);
3173 } else {
3174 R->selection.beg.row = R->selection.mark.row;
3175 R->selection.beg.col = R->selection.mark.col;
3176 R->selection.end.row = pos.row;
3177 R->selection.end.col = pos.col;
3178 }
3179 }
3180
3181 if (R->selection.clicks == 1) {
3182 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3183 if (end_col != -1 && R->selection.beg.col > end_col) {
3184#if 1
3185 R->selection.beg.col = ncol;
3186#else
3187 if (R->selection.beg.row != R->selection.end.row)
3188 R->selection.beg.col = ncol;
3189 else
3190 R->selection.beg.col = R->selection.mark.col;
3191#endif
3192 }
3193 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3194 if (end_col != -1 && R->selection.end.col > end_col)
3195 R->selection.end.col = ncol;
3196
3197 } else if (R->selection.clicks == 2) {
3198 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3199 R->selection.end.col--;
3200 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3201 &(R->selection.beg));
3202 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3203 &(R->selection.end));
3204 } else if (R->selection.clicks == 3) {
3205#ifndef NO_FRILLS
3206 if ((R->Options & Opt_tripleclickwords)) {
3207 int end_row;
3208
3209 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3210 &(R->selection.beg));
3211 end_row = R->screen.tlen[R->selection.mark.row
3212 + R->TermWin.saveLines];
3213 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3214 end_row++) {
3215 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3216 if (end_col != -1) {
3217 R->selection.end.row = end_row;
3218 R->selection.end.col = end_col;
3219 rxvt_selection_remove_trailing_spaces(aR);
3220 break;
3221 }
3222 }
3223 } else
3224#endif
3225 { 3316 }
3226 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3227 R->selection.mark.col++;
3228 R->selection.beg.col = 0;
3229 R->selection.end.col = ncol;
3230 }
3231 } 3317 }
3232 if (button3 && buttonpress) { /* mark may need to be changed */
3233 if (closeto == LEFT) {
3234 R->selection.mark.row = R->selection.end.row;
3235 R->selection.mark.col = R->selection.end.col
3236 - (R->selection.clicks == 2);
3237 } else {
3238 R->selection.mark.row = R->selection.beg.row;
3239 R->selection.mark.col = R->selection.beg.col;
3240 }
3241 }
3242 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3243#endif /* ! NO_NEW_SELECTION */
3244}
3245 3318
3246#ifndef NO_FRILLS 3319#if !ENABLE_MINIMAL
3247/* INTPROTO */ 3320 if (selection.rect && selection.beg.col > selection.end.col)
3248void 3321 ::swap (selection.beg.col, selection.end.col);
3322#endif
3323
3324 selection_changed ();
3325}
3326
3327#if !ENABLE_MINIMAL
3328void ecb_cold
3249rxvt_selection_remove_trailing_spaces(pR) 3329rxvt_term::selection_remove_trailing_spaces () NOTHROW
3250{ 3330{
3251 int32_t end_col, end_row; 3331 int32_t end_col, end_row;
3252 text_t *stp; 3332 text_t *stp;
3253 3333
3254 end_col = R->selection.end.col; 3334 end_col = selection.end.col;
3255 end_row = R->selection.end.row; 3335 end_row = selection.end.row;
3336
3256 for ( ; end_row >= R->selection.beg.row; ) { 3337 for (; end_row >= selection.beg.row; )
3257 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3338 {
3339 stp = ROW(end_row).t;
3340
3258 while (--end_col >= 0) { 3341 while (--end_col >= 0)
3259 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3260 break;
3261 } 3342 {
3262 if (end_col >= 0 3343 if (stp[end_col] != NOCHAR
3263 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3344 && !unicode::is_space (stp[end_col]))
3264 R->selection.end.col = end_col + 1;
3265 R->selection.end.row = end_row;
3266 break; 3345 break;
3267 } 3346 }
3347
3348 if (end_col >= 0
3349 || !ROW(end_row - 1).is_longer ())
3350 {
3351 selection.end.col = end_col + 1;
3352 selection.end.row = end_row;
3353 break;
3354 }
3355
3268 end_row--; 3356 end_row--;
3269 end_col = R->TermWin.ncol; 3357 end_col = ncol;
3270 } 3358 }
3359
3271 if (R->selection.mark.row > R->selection.end.row) { 3360 if (selection.mark.row > selection.end.row)
3361 {
3272 R->selection.mark.row = R->selection.end.row; 3362 selection.mark.row = selection.end.row;
3273 R->selection.mark.col = R->selection.end.col; 3363 selection.mark.col = selection.end.col;
3364 }
3274 } else if (R->selection.mark.row == R->selection.end.row 3365 else if (selection.mark.row == selection.end.row
3275 && R->selection.mark.col > R->selection.end.col) 3366 && selection.mark.col > selection.end.col)
3276 R->selection.mark.col = R->selection.end.col; 3367 selection.mark.col = selection.end.col;
3277} 3368}
3278#endif 3369#endif
3279 3370
3280/* ------------------------------------------------------------------------- */ 3371/* ------------------------------------------------------------------------- */
3281/* 3372/*
3282 * Double click on button 3 when already selected 3373 * Double click on button 3 when already selected
3283 * EXT: button 3 double click 3374 * EXT: button 3 double click
3284 */ 3375 */
3285void 3376void ecb_cold
3286rxvt_term::selection_rotate (int x, int y) 3377rxvt_term::selection_rotate (int x, int y) NOTHROW
3287{ 3378{
3288 selection.clicks = selection.clicks % 3 + 1; 3379 selection.clicks = selection.clicks % 3 + 1;
3289 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3380 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3290} 3381}
3291
3292/* ------------------------------------------------------------------------- */
3293/*
3294 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3295 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3296 * the X11 protocol.
3297 */
3298typedef CARD32 Atom32;
3299 3382
3300/* ------------------------------------------------------------------------- */ 3383/* ------------------------------------------------------------------------- */
3301/* 3384/*
3302 * Respond to a request for our current selection 3385 * Respond to a request for our current selection
3303 * EXT: SelectionRequest 3386 * EXT: SelectionRequest
3304 */ 3387 */
3305/* EXTPROTO */ 3388void ecb_cold
3306void
3307rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3389rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3308{ 3390{
3391 Atom property = rq.property == None ? rq.target : rq.property;
3309 XSelectionEvent ev; 3392 XSelectionEvent ev;
3310 XTextProperty ct;
3311 XICCEncodingStyle style;
3312 Atom target;
3313 3393
3314 ev.type = SelectionNotify; 3394 ev.type = SelectionNotify;
3315 ev.property = None; 3395 ev.property = None;
3316 ev.display = rq->display; 3396 ev.display = rq.display;
3317 ev.requestor = rq->requestor; 3397 ev.requestor = rq.requestor;
3318 ev.selection = rq->selection; 3398 ev.selection = rq.selection;
3319 ev.target = rq->target; 3399 ev.target = rq.target;
3320 ev.time = rq->time; 3400 ev.time = rq.time;
3321 3401
3322 if (rq->target == R->xa[XA_TARGETS]) { 3402 if (rq.target == xa[XA_TARGETS])
3403 {
3323 Atom32 target_list[5]; 3404 Atom target_list[6];
3324 Atom32 *target = target_list; 3405 Atom *target = target_list;
3325 3406
3326 *target++ = (Atom32) R->xa[XA_TARGETS]; 3407 *target++ = xa[XA_TARGETS];
3408 *target++ = xa[XA_TIMESTAMP];
3327 *target++ = (Atom32) XA_STRING; 3409 *target++ = XA_STRING;
3328 *target++ = (Atom32) R->xa[XA_TEXT]; 3410 *target++ = xa[XA_TEXT];
3329 *target++ = (Atom32) R->xa[XA_COMPOUND_TEXT]; 3411 *target++ = xa[XA_COMPOUND_TEXT];
3330#if X_HAVE_UTF8_STRING 3412#if X_HAVE_UTF8_STRING
3331 *target++ = (Atom32) R->xa[XA_UTF8_STRING]; 3413 *target++ = xa[XA_UTF8_STRING];
3332#endif 3414#endif
3415
3333 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM, 3416 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3334 (8 * sizeof(target_list[0])), PropModeReplace, 3417 32, PropModeReplace,
3335 (unsigned char *)target_list, 3418 (unsigned char *)target_list, target - target_list);
3336 target - target_list);
3337 ev.property = rq->property; 3419 ev.property = property;
3420 }
3421#if TODO // TODO
3338 } else if (rq->target == R->xa[XA_MULTIPLE]) { 3422 else if (rq.target == xa[XA_MULTIPLE])
3423 {
3339 /* TODO: Handle MULTIPLE */ 3424 /* TODO: Handle MULTIPLE */
3340 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) { 3425 }
3341 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER, 3426#endif
3342 (8 * sizeof(Time)), PropModeReplace, 3427 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3428 {
3429 XChangeProperty (dpy, rq.requestor, property, rq.target,
3343 (unsigned char *)&R->selection_time, 1); 3430 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3344 ev.property = rq->property; 3431 ev.property = property;
3432 }
3433 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3434 {
3435 XChangeProperty (dpy, rq.requestor, property, rq.target,
3436 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3437 ev.property = property;
3438 }
3345 } else if (rq->target == XA_STRING 3439 else if (rq.target == XA_STRING
3346 || rq->target == R->xa[XA_TEXT] 3440 || rq.target == xa[XA_TEXT]
3347 || rq->target == R->xa[XA_COMPOUND_TEXT] 3441 || rq.target == xa[XA_COMPOUND_TEXT]
3348 || rq->target == R->xa[XA_UTF8_STRING] 3442 || rq.target == xa[XA_UTF8_STRING]
3349 ) { 3443 )
3444 {
3445 XTextProperty ct;
3446 Atom target = rq.target;
3350 short freect = 0; 3447 short freect = 0;
3351 int selectlen; 3448 int selectlen;
3352 char *cl; 3449 wchar_t *cl;
3450 enum {
3451 enc_string = XStringStyle,
3452 enc_text = XStdICCTextStyle,
3453 enc_compound_text = XCompoundTextStyle,
3454#ifdef X_HAVE_UTF8_STRING
3455 enc_utf8 = XUTF8StringStyle,
3456#else
3457 enc_utf8 = -1,
3458#endif
3459 } style;
3353 3460
3354 target = rq->target;
3355
3356 if (target == XA_STRING) 3461 if (target == XA_STRING)
3357 // we actually don't do XA_STRING, but who cares, as i18n clients 3462 // we actually don't do XA_STRING, but who cares, as i18n clients
3358 // will ask for another format anyways. 3463 // will ask for another format anyways.
3359 style = XStringStyle; 3464 style = enc_string;
3360 else if (target == R->xa[XA_TEXT]) 3465 else if (target == xa[XA_TEXT])
3361 style = XTextStyle; 3466 style = enc_text;
3362 else if (target == R->xa[XA_COMPOUND_TEXT]) 3467 else if (target == xa[XA_COMPOUND_TEXT])
3363 style = XCompoundTextStyle; 3468 style = enc_compound_text;
3364#if X_HAVE_UTF8_STRING 3469#if !ENABLE_MINIMAL
3365 else if (target == R->xa[XA_UTF8_STRING]) 3470 else if (target == xa[XA_UTF8_STRING])
3366 style = XUTF8StringStyle; 3471 style = enc_utf8;
3367#endif 3472#endif
3368 else 3473 else
3369 { 3474 {
3370 target = R->xa[XA_COMPOUND_TEXT]; 3475 target = xa[XA_COMPOUND_TEXT];
3371 style = XCompoundTextStyle; 3476 style = enc_compound_text;
3372 } 3477 }
3373 3478
3374 if (R->selection.text) { 3479 if (rq.selection == XA_PRIMARY && selection.text)
3480 {
3375 cl = (char *)R->selection.text; 3481 cl = selection.text;
3376 selectlen = R->selection.len; 3482 selectlen = selection.len;
3483 }
3484 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3485 {
3486 cl = selection.clip_text;
3487 selectlen = selection.clip_len;
3488 }
3377 } else { 3489 else
3490 {
3378 cl = ""; 3491 cl = L"";
3379 selectlen = 0; 3492 selectlen = 0;
3493 }
3494
3495#if !ENABLE_MINIMAL
3496 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3497 // so recode it manually
3498 if (style == enc_utf8)
3380 } 3499 {
3381
3382 if (XmbTextListToTextProperty(R->Xdisplay, &cl, 1, style, &ct) >= 0)
3383 freect = 1; 3500 freect = 1;
3501 ct.encoding = target;
3502 ct.format = 8;
3503 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3504 ct.nitems = strlen ((char *)ct.value);
3505 }
3384 else 3506 else
3507#endif
3508 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3509 freect = 1;
3510 else
3385 { 3511 {
3386 /* if we failed to convert then send it raw */ 3512 /* if we failed to convert then send it raw */
3387 ct.value = (unsigned char *)cl; 3513 ct.value = (unsigned char *)cl;
3388 ct.nitems = selectlen; 3514 ct.nitems = selectlen;
3515 ct.encoding = target;
3389 } 3516 }
3390 3517
3391 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3518 XChangeProperty (dpy, rq.requestor, property,
3392 target, 8, PropModeReplace, 3519 ct.encoding, 8, PropModeReplace,
3393 ct.value, (int)ct.nitems); 3520 ct.value, (int)ct.nitems);
3394 ev.property = rq->property; 3521 ev.property = property;
3395 3522
3396 if (freect) 3523 if (freect)
3397 XFree (ct.value); 3524 XFree (ct.value);
3398 } 3525 }
3526
3399 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3527 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3400} 3528}
3401 3529
3402/* ------------------------------------------------------------------------- * 3530/* ------------------------------------------------------------------------- */
3403 * MOUSE ROUTINES *
3404 * ------------------------------------------------------------------------- */
3405
3406/*
3407 * return col/row values corresponding to x/y pixel values
3408 */
3409void
3410rxvt_term::pixel_position (int *x, int *y)
3411{
3412 *x = Pixel2Col(*x);
3413 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3414 *y = Pixel2Row(*y);
3415 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3416}
3417
3418/* ------------------------------------------------------------------------- */
3419#ifdef USE_XIM 3531#if USE_XIM
3420void 3532void ecb_cold
3421rxvt_term::set_position (XPoint *pos) 3533rxvt_term::im_set_position (XPoint &pos) NOTHROW
3422{ 3534{
3423 XWindowAttributes xwa; 3535 XWindowAttributes xwa;
3424 3536
3425 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3537 XGetWindowAttributes (dpy, vt, &xwa);
3538
3426 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3539 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3427 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3540 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3428} 3541}
3429
3430#endif 3542#endif
3431/* ------------------------------------------------------------------------- */ 3543
3432 3544#if ENABLE_OVERLAY
3545void
3546rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3547{
3548 if (nrow < 1 || ncol < 1)
3549 return;
3550
3551 want_refresh = 1;
3552
3553 scr_overlay_off ();
3554
3555 if (x < 0) x = ncol - w;
3556 if (y < 0) y = nrow - h;
3557
3558 // make space for border
3559 w += 2; min_it (w, ncol);
3560 h += 2; min_it (h, nrow);
3561
3562 x -= 1; clamp_it (x, 0, ncol - w);
3563 y -= 1; clamp_it (y, 0, nrow - h);
3564
3565 ov.x = x; ov.y = y;
3566 ov.w = w; ov.h = h;
3567
3568 ov.text = new text_t *[h];
3569 ov.rend = new rend_t *[h];
3570
3571 for (y = 0; y < h; y++)
3572 {
3573 text_t *tp = ov.text[y] = new text_t[w];
3574 rend_t *rp = ov.rend[y] = new rend_t[w];
3575
3576 text_t t0, t1, t2;
3577 rend_t r = OVERLAY_RSTYLE;
3578
3579 if (y == 0)
3580 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3581 else if (y < h - 1)
3582 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3583 else
3584 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3585
3586 *tp++ = t0;
3587 *rp++ = r;
3588
3589 for (x = w - 2; x > 0; --x)
3590 {
3591 *tp++ = t1;
3592 *rp++ = r;
3593 }
3594
3595 *tp = t2;
3596 *rp = r;
3597 }
3598}
3599
3600void
3601rxvt_term::scr_overlay_off () NOTHROW
3602{
3603 if (!ov.text)
3604 return;
3605
3606 want_refresh = 1;
3607
3608 for (int y = 0; y < ov.h; y++)
3609 {
3610 delete [] ov.text[y];
3611 delete [] ov.rend[y];
3612 }
3613
3614 delete [] ov.text; ov.text = 0;
3615 delete [] ov.rend; ov.rend = 0;
3616}
3617
3618void
3619rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3620{
3621 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3622 return;
3623
3624 x++, y++;
3625
3626 ov.text[y][x] = text;
3627 ov.rend[y][x] = rend;
3628}
3629
3630void
3631rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3632{
3633 while (*s)
3634 scr_overlay_set (x++, y, *s++);
3635}
3636
3637void
3638rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3639{
3640 while (*s)
3641 {
3642 text_t t = *s++;
3643 int width = WCWIDTH (t);
3644
3645 while (width--)
3646 {
3647 scr_overlay_set (x++, y, t);
3648 t = NOCHAR;
3649 }
3650 }
3651}
3652
3653void
3654rxvt_term::scr_swap_overlay () NOTHROW
3655{
3656 if (!ov.text)
3657 return;
3658
3659 // hide cursor if it is within the overlay area
3660 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3661 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3662 screen.flags &= ~Screen_VisibleCursor;
3663
3664 // swap screen mem with overlay
3665 for (int y = ov.h; y--; )
3666 {
3667 text_t *t1 = ov.text[y];
3668 rend_t *r1 = ov.rend[y];
3669
3670 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3671 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3672
3673 for (int x = ov.w; x--; )
3674 {
3675 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3676 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3677 }
3678 }
3679}
3680
3681#endif
3433/* ------------------------------------------------------------------------- * 3682/* ------------------------------------------------------------------------- */
3434 * DEBUG ROUTINES *
3435 * ------------------------------------------------------------------------- */
3436#if 0
3437/* INTPROTO */
3438void
3439rxvt_debug_colors(void)
3440{
3441 int color;
3442 const char *name[] = {
3443 "fg", "bg",
3444 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3445 };
3446 3683
3447 fprintf(stderr, "Color ( ");
3448 if (R->rstyle & RS_RVid)
3449 fprintf(stderr, "rvid ");
3450 if (R->rstyle & RS_Bold)
3451 fprintf(stderr, "bold ");
3452 if (R->rstyle & RS_Blink)
3453 fprintf(stderr, "blink ");
3454 if (R->rstyle & RS_Uline)
3455 fprintf(stderr, "uline ");
3456 fprintf(stderr, "): ");
3457
3458 color = GET_FGCOLOR(R->rstyle);
3459#ifndef NO_BRIGHTCOLOR
3460 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3461 color -= (minBrightCOLOR - minCOLOR);
3462 fprintf(stderr, "bright ");
3463 }
3464#endif
3465 fprintf(stderr, "%s on ", name[color]);
3466
3467 color = GET_BGCOLOR(R->rstyle);
3468#ifndef NO_BRIGHTCOLOR
3469 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3470 color -= (minBrightCOLOR - minCOLOR);
3471 fprintf(stderr, "bright ");
3472 }
3473#endif
3474 fprintf(stderr, "%s\n", name[color]);
3475}
3476#endif

Diff Legend

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