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 1.423 by sf-exg, Fri Jun 29 14:01:53 2012 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);
145} 153}
146 154
147/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
150void 159void
160rxvt_term::scr_alloc () NOTHROW
161{
162 int tsize = sizeof (text_t) * ncol;
163 int rsize = sizeof (rend_t) * ncol;
164
165 // we assume that rend_t size is a sufficient alignment
166 // factor for text_t and line_t values, and we only
167 // need to adjust tsize.
168 tsize = (tsize + sizeof (rend_t) - 1);
169 tsize -= tsize % sizeof (rend_t);
170
171 int all_rows = total_rows + nrow + nrow;
172
173 chunk_size = (sizeof (line_t) + rsize + tsize) * all_rows;
174 chunk = chunk_alloc (chunk_size, 0);
175
176 char *base = (char *)chunk + sizeof (line_t) * all_rows;
177
178 for (int row = 0; row < all_rows; ++row)
179 {
180 line_t &l = ((line_t *)chunk) [row];
181
182 l.t = (text_t *)base; base += tsize;
183 l.r = (rend_t *)base; base += rsize;
184 l.l = -1;
185 l.f = 0;
186 }
187
188 drawn_buf = (line_t *)chunk;
189 swap_buf = drawn_buf + nrow;
190 row_buf = swap_buf + nrow;
191}
192
193void ecb_cold
151rxvt_term::scr_reset () 194rxvt_term::scr_reset ()
152{ 195{
153 unsigned int ncol, nrow, total_rows, prev_total_rows; 196#if ENABLE_OVERLAY
154 unsigned int p, q; 197 scr_overlay_off ();
155 int k; 198#endif
156 rend_t setrstyle;
157 199
158 D_SCREEN((stderr, "rxvt_scr_reset()"));
159
160 TermWin.view_start = 0; 200 view_start = 0;
161 num_scr = 0; 201 num_scr = 0;
162 202
163 if (TermWin.ncol == 0) 203 if (ncol == 0)
164 TermWin.ncol = 80; 204 ncol = 80;
165 205
166 if (TermWin.nrow == 0) 206 if (nrow == 0)
167 TermWin.nrow = 24; 207 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 208
172 if (ncol == prev_ncol && nrow == prev_nrow) 209 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 210 return;
174 211
212 // we need at least two lines for wrapping to work correctly
213 while (nrow + saveLines < 2)
214 {
215 //TODO//FIXME
216 saveLines++;
217 prev_nrow--;
218 top_row--;
219 }
220
175 want_refresh = 1; 221 want_refresh = 1;
176 222
223 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 224 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 225
180 screen.tscroll = 0; 226 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 227 screen.bscroll = nrow - 1;
182 228
183 if (!talloc) 229 void *prev_chunk = chunk;
184 { 230 size_t prev_chunk_size = chunk_size;
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 231 line_t *prev_drawn_buf = drawn_buf;
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 232 line_t *prev_swap_buf = swap_buf;
187 } 233 line_t *prev_row_buf = row_buf;
188 234
189 if (prev_nrow == 0) 235 int common_col = min (prev_ncol, ncol);
236
237 scr_alloc ();
238
239 if (!prev_row_buf)
190 { 240 {
191 /* 241 /*
192 * first time called so just malloc everything : don't rely on realloc 242 * first time called (or after scr_release) so just malloc everything: don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */ 243 */
195 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 244 top_row = 0;
196 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 245 term_start = 0;
197 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
198 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 246
200 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t));
201 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
202
203 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
204 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
206 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207
208 for (p = 0; p < nrow; p++)
209 {
210 q = p + TermWin.saveLines;
211 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
213 screen.tlen[q] = swap.tlen[p] = 0;
214 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
215 }
216
217 MEMSET(charsets, 'B', sizeof(charsets)); 247 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 248 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 249 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 250 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 251 screen.charset = 0;
223 current_screen = PRIMARY; 252 current_screen = PRIMARY;
224 rxvt_scr_cursor (this, SAVE); 253 scr_cursor (SAVE);
225 254
226#if NSCREENS 255#if NSCREENS
227 swap.flags = Screen_DefaultFlags; 256 swap.flags = Screen_DefaultFlags;
228 swap.cur.row = swap.cur.col = 0; 257 swap.cur.row = swap.cur.col = 0;
229 swap.charset = 0; 258 swap.charset = 0;
230 current_screen = SECONDARY; 259 current_screen = SECONDARY;
231 rxvt_scr_cursor (this, SAVE); 260 scr_cursor (SAVE);
232 current_screen = PRIMARY; 261 current_screen = PRIMARY;
233#endif 262#endif
234 263
235 selection.text = NULL; 264 selection.text = NULL;
236 selection.len = 0; 265 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 266 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 267 selection.screen = PRIMARY;
239 selection.clicks = 0; 268 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (this); 269 selection.clip_text = NULL;
241 rvideo = 0; 270 selection.clip_len = 0;
242 } 271 }
243 else 272 else
244 { 273 {
245 /* 274 /*
246 * add or delete rows as appropriate 275 * add or delete rows as appropriate
247 */ 276 */
248 setrstyle = DEFAULT_RSTYLE;
249 277
250 if (nrow < prev_nrow) 278 for (int row = min (nrow, prev_nrow); row--; )
279 {
280 scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
281 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
282
283 memcpy (drawn_buf [row].t, prev_drawn_buf [row].t, sizeof (text_t) * common_col);
284 memcpy (drawn_buf [row].r, prev_drawn_buf [row].r, sizeof (rend_t) * common_col);
285 memcpy (swap_buf [row].t, prev_swap_buf [row].t, sizeof (text_t) * common_col);
286 memcpy (swap_buf [row].r, prev_swap_buf [row].r, sizeof (rend_t) * common_col);
251 { 287 }
252 /* delete rows */
253 k = min (TermWin.nscrolled, prev_nrow - nrow);
254 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
255 288
256 for (p = nrow; p < prev_nrow; p++) 289 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
290 int pend = MOD (term_start + top_row , prev_total_rows);
291 int q = total_rows; // rewrapped row
292
293 if (top_row)
294 {
295 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
296 // to come up with a lean and mean algorithm.
297 // TODO: maybe optimise when width didn't change
298
299 row_col_t ocur = screen.cur;
300 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
301
302 do
257 { 303 {
258 q = p + TermWin.saveLines; 304 p = MOD (p - 1, prev_total_rows);
259 if (screen.text[q]) 305 assert (prev_row_buf [MOD (p, prev_total_rows)].t);
306 int plines = 1;
307 int llen = prev_row_buf [MOD (p, prev_total_rows)].l;
308
309 while (p != pend && prev_row_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 310 {
261#ifdef DEBUG_STRICT 311 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 312
263#endif 313 plines++;
264 talloc->free (screen.text[q]); 314 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 315 }
267 if (swap.text[p]) 316
317 int qlines = max (0, (llen - 1) / ncol) + 1;
318
319 // drop partial lines completely
320 if (q < qlines)
321 break;
322
323 q -= qlines;
324
325 int lofs = 0;
326 line_t *qline;
327
328 // re-assemble the full line by destination lines
329 for (int qrow = q; qlines--; qrow++)
268 { 330 {
269#ifdef DEBUG_STRICT 331 qline = row_buf + qrow;
270 assert (swap.rend[p]); 332 qline->alloc (); // redundant with next line
271#endif 333 qline->l = ncol;
272 talloc->free (swap.text[p]); 334 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 335
336 int qcol = 0;
337
338 // see below for cursor adjustment rationale
339 if (p == ocur.row)
340 screen.cur.row = q - (total_rows - nrow);
341
342 // fill a single destination line
343 while (lofs < llen && qcol < ncol)
344 {
345 int prow = lofs / prev_ncol;
346 int pcol = lofs % prev_ncol;
347
348 prow = MOD (p + prow, prev_total_rows);
349
350 // we only adjust the cursor _row_ and put it into
351 // the topmost line of "long line" it was in, as
352 // this seems to upset applications/shells/readline
353 // least.
354 if (prow == ocur.row)
355 screen.cur.row = q - (total_rows - nrow);
356
357 line_t &pline = prev_row_buf [prow];
358
359 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
360
361 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
362 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
363
364 lofs += len;
365 qcol += len;
366 }
274 } 367 }
275#ifdef DEBUG_STRICT 368
276 assert (drawn_text[p] && drawn_rend[p]); 369 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 370 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 371 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 372 }
373 while (p != pend && q > 0);
281 374
282 /* we have fewer rows so fix up cursor position */ 375 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 376 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
285 377
286 scr_reset_realloc (); /* realloc _last_ */ 378 // make sure all terminal lines exist
287 } 379 while (top_row > 0)
288 else if (nrow > prev_nrow) 380 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
289 { 381 }
290 /* add rows */ 382 else
291 scr_reset_realloc (); /* realloc _first_ */ 383 {
384 // if no scrollback exists (yet), wing, instead of wrap
292 385
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 386 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 { 387 {
299 screen.tlen[p] = 0; 388 line_t &src = prev_row_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 389 line_t &dst = row_buf [row];
301 screen.rend[p] = NULL; 390
391 scr_blank_screen_mem (dst, DEFAULT_RSTYLE);
392
393 memcpy (dst.t, src.t, sizeof (text_t) * common_col);
394 memcpy (dst.r, src.r, sizeof (rend_t) * common_col);
302 } 395 }
303 396
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++) 397 for (int row = prev_nrow; row < nrow; row++)
308 { 398 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 }
317 399
318 if (k > 0) 400 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 { 401 }
339 int common = min (prev_ncol, ncol); 402
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 403 clamp_it (screen.cur.row, 0, nrow - 1);
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 404 clamp_it (screen.cur.col, 0, ncol - 1);
342 405 }
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;
349 406
350 MIN_IT(screen.tlen[p], (int16_t)ncol); 407 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 } 408 {
409 if (!ROW (row).valid ()) scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
410 if (!swap_buf [row].valid ()) scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
411 if (!drawn_buf [row].valid ()) scr_blank_screen_mem (drawn_buf [row], DEFAULT_RSTYLE);
412 }
413
414 chunk_free (prev_chunk, prev_chunk_size);
415
416 free (tabs);
417 tabs = (char *)rxvt_malloc (ncol);
418
419 for (int col = ncol; col--; )
420 tabs [col] = col % TABSIZE == 0;
421
422 CLEAR_ALL_SELECTION ();
395 423
396 prev_nrow = nrow; 424 prev_nrow = nrow;
397 prev_ncol = ncol; 425 prev_ncol = ncol;
398 426
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 (); 427 tt_winch ();
405}
406 428
407void 429 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} 430}
429 431
430/* ------------------------------------------------------------------------- */ 432void ecb_cold
431/*
432 * Free everything. That way malloc debugging can find leakage.
433 */
434void
435rxvt_term::scr_release() 433rxvt_term::scr_release () NOTHROW
436{ 434{
437 uint16_t total_rows; 435 chunk_free (chunk, chunk_size);
438 int i; 436 chunk = 0;
437 row_buf = 0;
439 438
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); 439 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; 440 tabs = 0;
473} 441}
474 442
475/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
476/* 444/*
477 * Hard reset 445 * Hard/Soft reset
478 */ 446 */
479/* EXTPROTO */ 447void ecb_cold
480void
481rxvt_scr_poweron(pR) 448rxvt_term::scr_poweron ()
482{ 449{
483 D_SCREEN((stderr, "rxvt_scr_poweron()"));
484
485 R->scr_release (); 450 scr_release ();
451
486 R->prev_nrow = R->prev_ncol = 0; 452 prev_nrow = prev_ncol = 0;
453 rvideo_mode = false;
454 scr_soft_reset ();
487 R->scr_reset (); 455 scr_reset ();
488 456
489 R->scr_clear (); 457 scr_clear (true);
490 R->scr_refresh (SLOW_REFRESH); 458 scr_refresh ();
491#ifdef RXVT_GRAPHICS 459}
492 rxvt_Gr_reset (aR); 460
461void ecb_cold
462rxvt_term::scr_soft_reset () NOTHROW
463{
464 /* only affects modes, nothing drastic such as clearing the screen */
465#if ENABLE_OVERLAY
466 scr_overlay_off ();
493#endif 467#endif
468
469 if (current_screen != PRIMARY)
470 scr_swap_screen ();
471
472 scr_scroll_region (0, MAX_ROWS - 1);
473 scr_rendition (0, ~RS_None);
474 scr_insert_mode (0);
494} 475}
495 476
496/* ------------------------------------------------------------------------- * 477/* ------------------------------------------------------------------------- *
497 * PROCESS SCREEN COMMANDS * 478 * PROCESS SCREEN COMMANDS *
498 * ------------------------------------------------------------------------- */ 479 * ------------------------------------------------------------------------- */
499/* 480/*
500 * Save and Restore cursor 481 * Save and Restore cursor
501 * XTERM_SEQ: Save cursor : ESC 7 482 * XTERM_SEQ: Save cursor : ESC 7
502 * XTERM_SEQ: Restore cursor: ESC 8 483 * XTERM_SEQ: Restore cursor: ESC 8
503 */ 484 */
504/* EXTPROTO */
505void 485void
506rxvt_scr_cursor(pR_ int mode) 486rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
507{ 487{
508 screen_t *s; 488 screen_t *s;
509
510 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
511 489
512#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 490#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
513 if (R->current_screen == SECONDARY) 491 if (current_screen == SECONDARY)
514 s = &(R->swap); 492 s = &swap;
515 else 493 else
516#endif 494#endif
517 s = &(R->screen); 495 s = &screen;
496
518 switch (mode) { 497 switch (mode)
498 {
519 case SAVE: 499 case SAVE:
520 s->s_cur.row = s->cur.row; 500 s->s_cur.row = screen.cur.row;
521 s->s_cur.col = s->cur.col; 501 s->s_cur.col = screen.cur.col;
522 s->s_rstyle = R->rstyle; 502 s->s_rstyle = rstyle;
523 s->s_charset = s->charset; 503 s->s_charset = screen.charset;
524 s->s_charset_char = R->charsets[s->charset]; 504 s->s_charset_char = charsets[screen.charset];
525 break; 505 break;
506
526 case RESTORE: 507 case RESTORE:
527 R->want_refresh = 1; 508 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 509 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 510 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 511 screen.flags &= ~Screen_WrapNext;
531 R->rstyle = s->s_rstyle; 512 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 513 screen.charset = s->s_charset;
533 R->charsets[s->charset] = s->s_charset_char; 514 charsets[screen.charset] = s->s_charset_char;
534 rxvt_set_font_style(aR); 515 set_font_style ();
535 break; 516 break;
536 } 517 }
518
537/* boundary check in case screen size changed between SAVE and RESTORE */ 519 /* boundary check in case screen size changed between SAVE and RESTORE */
538 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 520 min_it (s->cur.row, nrow - 1);
539 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 521 min_it (s->cur.col, ncol - 1);
540#ifdef DEBUG_STRICT
541 assert(s->cur.row >= 0); 522 assert (s->cur.row >= 0);
542 assert(s->cur.col >= 0); 523 assert (s->cur.col >= 0);
543#else /* drive with your eyes closed */ 524}
544 MAX_IT(s->cur.row, 0); 525
545 MAX_IT(s->cur.col, 0); 526void
546#endif 527rxvt_term::scr_swap_screen () NOTHROW
528{
529 if (!option (Opt_secondaryScreen))
530 return;
531
532 for (int i = prev_nrow; i--; )
533 ::swap (ROW(i), swap_buf [i]);
534
535 ::swap (screen.cur, swap.cur);
536
537 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
538 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
547} 539}
548 540
549/* ------------------------------------------------------------------------- */ 541/* ------------------------------------------------------------------------- */
550/* 542/*
551 * Swap between primary and secondary screens 543 * Swap between primary and secondary screens
552 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 544 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
553 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 545 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
554 */ 546 */
555/* EXTPROTO */ 547void
556int
557rxvt_scr_change_screen(pR_ int scrn) 548rxvt_term::scr_change_screen (int scrn)
558{ 549{
559 int i; 550 if (scrn == current_screen)
551 return;
552
553 want_refresh = 1;
554 view_start = 0;
555
556 /* check for boundary cross */
557 row_col_t pos;
558 pos.row = pos.col = 0;
559 if (ROWCOL_IS_BEFORE (selection.beg, pos)
560 && ROWCOL_IS_AFTER (selection.end, pos))
561 CLEAR_SELECTION ();
562
563 current_screen = scrn;
564
560#if NSCREENS 565#if NSCREENS
561 int offset; 566 if (option (Opt_secondaryScreen))
562#endif 567 {
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; 568 num_scr = 0;
578 offset = R->TermWin.saveLines; 569
579 for (i = R->prev_nrow; i--;) { 570 scr_swap_screen ();
580 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 571
581 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 572 ::swap (screen.charset, swap.charset);
582 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 573 ::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; 574 screen.flags |= Screen_VisibleCursor;
598 R->swap.flags |= Screen_VisibleCursor; 575 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 } 576 }
577 else
606# endif 578#endif
607#else 579 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); 580 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
619# endif 581}
620#endif 582
583// clear WrapNext indicator, solidifying position on next line
584void
585rxvt_term::scr_do_wrap () NOTHROW
586{
587 if (!(screen.flags & Screen_WrapNext))
621 return scrn; 588 return;
589
590 screen.flags &= ~Screen_WrapNext;
591
592 screen.cur.col = 0;
593
594 if (screen.cur.row == screen.bscroll)
595 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
596 else if (screen.cur.row < nrow - 1)
597 screen.cur.row++;
622} 598}
623 599
624/* ------------------------------------------------------------------------- */ 600/* ------------------------------------------------------------------------- */
625/* 601/*
626 * Change the colour for following text 602 * Change the colour for following text
627 */ 603 */
628/* EXTPROTO */
629void 604void
630rxvt_scr_color(pR_ unsigned int color, int fgbg) 605rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
631{ 606{
607 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
632 color &= RS_fgMask; 608 color = fgbg;
609
633 if (fgbg == Color_fg) 610 if (fgbg == Color_fg)
634 R->rstyle = SET_FGCOLOR(R->rstyle, color); 611 rstyle = SET_FGCOLOR (rstyle, color);
635 else 612 else
636 R->rstyle = SET_BGCOLOR(R->rstyle, color); 613 rstyle = SET_BGCOLOR (rstyle, color);
637} 614}
638 615
639/* ------------------------------------------------------------------------- */ 616/* ------------------------------------------------------------------------- */
640/* 617/*
641 * Change the rendition style for following text 618 * Change the rendition style for following text
642 */ 619 */
643/* EXTPROTO */
644void 620void
645rxvt_scr_rendition(pR_ int set, int style) 621rxvt_term::scr_rendition (int set, int style) NOTHROW
646{ 622{
647 if (set) 623 if (set)
648 R->rstyle |= style; 624 rstyle |= style;
649 else if (style == ~RS_None) 625 else if (style == ~RS_None)
650 R->rstyle = DEFAULT_RSTYLE; 626 rstyle = DEFAULT_RSTYLE;
651 else 627 else
652 R->rstyle &= ~style; 628 rstyle &= ~style;
653} 629}
654 630
655/* ------------------------------------------------------------------------- */ 631/* ------------------------------------------------------------------------- */
656/* 632/*
657 * Scroll text between <row1> and <row2> inclusive, by <count> lines 633 * Scroll text between <row1> and <row2> inclusive, by <count> lines
658 * count positive ==> scroll up 634 * count positive ==> scroll up
659 * count negative ==> scroll down 635 * count negative ==> scroll down
660 * spec == 0 for normal routines
661 */ 636 */
662int 637int ecb_hot
663rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 638rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
664{ 639{
665 int i, j;
666 long nscrolled;
667
668 if (count == 0 || (row1 > row2)) 640 if (count == 0 || (row1 > row2))
669 return 0; 641 return 0;
670 642
671 want_refresh = 1; 643 want_refresh = 1;
672 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 644 num_scr += count;
673 645
674 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 646 if (count > 0
647 && row1 == 0
648 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
649 {
650 min_it (count, total_rows - (nrow - (row2 + 1)));
651
652 top_row = max (top_row - count, -saveLines);
653
654 // sever bottommost line
675 { 655 {
676 nscrolled = (long)TermWin.nscrolled + (long)count; 656 line_t &l = ROW(row2);
677 657 l.is_longer (0);
678 if (nscrolled > (long)TermWin.saveLines) 658 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 } 659 }
688 else if (!spec)
689 row1 += TermWin.saveLines;
690 660
691 row2 += TermWin.saveLines; 661 // scroll everything up 'count' lines
662 term_start = (term_start + count) % total_rows;
692 663
664 // now copy lines below the scroll region bottom to the
665 // bottom of the screen again, so they look as if they
666 // hadn't moved.
667 for (int i = nrow; --i > row2; )
668 {
669 line_t &l1 = ROW(i - count);
670 line_t &l2 = ROW(i);
671
672 ::swap (l1, l2);
673 l2.touch ();
674 }
675
676 // erase newly scrolled-in lines
677 for (int i = count; i--; )
678 {
679 line_t &l = ROW(row2 - i);
680
681 // optimise if already cleared, can be significant on slow machines
682 // could be rolled into scr_blank_screen_mem
683 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
684 {
685 scr_blank_line (l, 0, l.l, rstyle);
686 l.l = 0;
687 l.f = 0;
688 }
689 else
690 scr_blank_screen_mem (l, rstyle);
691 }
692
693 // move and/or clear selection, if any
693 if (selection.op && current_screen == selection.screen) 694 if (selection.op && current_screen == selection.screen
694 { 695 && 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 } 696 {
707 else if (j >= row1 && j <= row2)
708 {
709 /* move selected region too */
710 selection.beg.row -= count; 697 selection.beg.row -= count;
711 selection.end.row -= count; 698 selection.end.row -= count;
712 selection.mark.row -= count; 699 selection.mark.row -= count;
713 }
714 }
715 700
716 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 701 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 { 702 }
734 buf_text[i] = screen.text[j]; 703
735 buf_rend[i] = screen.rend[j]; 704 // finally move the view window, if desired
705 if (option (Opt_scrollWithBuffer)
706 && view_start != 0
707 && view_start != -saveLines)
708 scr_page (UP, count);
709
710 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
711 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
712 }
713 else
714 {
715 if (selection.op && current_screen == selection.screen)
736 } 716 {
737 /* A2: Rotate lines */ 717 if ((selection.beg.row < row1 && selection.end.row > row1)
738 for (j = row1, i = j + count; i <= row2; i++, j++) 718 || (selection.beg.row < row2 && selection.end.row > row2)
719 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
720 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
721 || (selection.end.row - count < row1 && selection.end.row >= row1)
722 || (selection.end.row - count > row2 && selection.end.row <= row2))
723 {
724 CLEAR_ALL_SELECTION ();
725 selection.op = SELECTION_CLEAR;
726 }
727 else if (selection.end.row >= row1 && selection.end.row <= row2)
728 {
729 /* move selected region too */
730 selection.beg.row -= count;
731 selection.end.row -= count;
732 selection.mark.row -= count;
733
734 selection_check (0);
735 }
739 { 736 }
740 screen.tlen[j] = screen.tlen[i]; 737
741 screen.text[j] = screen.text[i]; 738 // use a simple and robust scrolling algorithm, this
742 screen.rend[j] = screen.rend[i]; 739 // part of scr_scroll_text is not time-critical.
740
741 // sever line above scroll region
742 if (row1)
743 } 743 {
744 j = row2 - count + 1, i = count; 744 line_t &l = ROW(row1 - 1);
745 } 745 l.is_longer (0);
746 else /* if (j < 0) */ 746 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 { 747 }
753 buf_text[i] = screen.text[j]; 748
754 buf_rend[i] = screen.rend[j]; 749 int rows = row2 - row1 + 1;
750
751 min_it (count, rows);
752
753 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
754
755 for (int row = 0; row < rows; row++)
755 } 756 {
756 /* B2: Rotate lines */ 757 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
757 for (j = row2, i = j - count; i >= row1; i--, j--) 758
759 if (!IN_RANGE_EXC (row + count, 0, rows))
760 scr_blank_screen_mem (temp_buf [row], rstyle);
758 { 761 }
759 screen.tlen[j] = screen.tlen[i]; 762
760 screen.text[j] = screen.text[i]; 763 for (int row = 0; row < rows; row++)
761 screen.rend[j] = screen.rend[i]; 764 ROW(row1 + row) = temp_buf [row];
765
766 // sever bottommost line
767 {
768 line_t &l = ROW(row2);
769 l.is_longer (0);
770 l.touch ();
762 } 771 }
763 j = row1, i = count;
764 count = -count;
765 }
766
767 /* C: Resurrect lines */
768 for (; i--; j++)
769 { 772 }
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
783 773
784 return count; 774 return count;
785} 775}
786 776
787/* ------------------------------------------------------------------------- */ 777/* ------------------------------------------------------------------------- */
788/* 778/*
789 * Add text given in <str> of length <len> to screen struct 779 * Add text given in <str> of length <len> to screen struct
790 */ 780 */
791/* EXTPROTO */ 781void ecb_hot
792void 782rxvt_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{ 783{
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 */ 784 if (len <= 0) /* sanity */
802 return; 785 return;
803 786
787 bool checksel;
788 unicode_t c;
789 int ncol = this->ncol;
790 const wchar_t *strend = str + len;
791
804 R->want_refresh = 1; 792 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); 793 ZERO_SCROLLBACK ();
794
809 if (nlines > 0) { 795 if (minlines > 0)
796 {
810 nlines += (R->screen.cur.row - R->screen.bscroll); 797 minlines += screen.cur.row - screen.bscroll;
798 min_it (minlines, screen.cur.row - top_row);
799
811 if ((nlines > 0) 800 if (minlines > 0
812 && (R->screen.tscroll == 0) 801 && screen.tscroll == 0
813 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 802 && screen.bscroll == nrow - 1)
803 {
814 /* _at least_ this many lines need to be scrolled */ 804 /* _at least_ this many lines need to be scrolled */
815 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 805 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
816 R->screen.cur.row -= nlines; 806 screen.cur.row -= minlines;
817 } 807 }
818 } 808 }
819#ifdef DEBUG_STRICT 809
820 assert(R->screen.cur.col < last_col); 810 assert (screen.cur.col < ncol);
821 assert((R->screen.cur.row < R->TermWin.nrow) 811 assert (screen.cur.row < nrow
822 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 812 && screen.cur.row >= top_row);
823#else /* drive with your eyes closed */ 813 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;
829 814
830 checksel = (R->selection.op 815 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
831 && R->current_screen == R->selection.screen) ? 1 : 0;
832 clearsel = 0;
833 816
834 stp = R->screen.text[row]; 817 line_t *line = &ROW(row);
835 srp = R->screen.rend[row];
836 818
837 for (i = 0; i < len;) { 819 while (str < strend)
838 c = str[i++]; 820 {
839 switch (c) { 821 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
840 case '\t': 822
841 rxvt_scr_tab (aR_ 1); 823 if (ecb_unlikely (c < 0x20))
824 if (c == C0_LF)
825 {
826 max_it (line->l, screen.cur.col);
827
828 screen.flags &= ~Screen_WrapNext;
829
830 if (screen.cur.row == screen.bscroll)
831 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
832 else if (screen.cur.row < (nrow - 1))
833 row = ++screen.cur.row;
834
835 line = &ROW(row); /* _must_ refresh */
842 continue; 836 continue;
843 case '\n': 837 }
844 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 838 else if (c == C0_CR)
845 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 839 {
840 max_it (line->l, screen.cur.col);
841
846 R->screen.flags &= ~Screen_WrapNext; 842 screen.flags &= ~Screen_WrapNext;
847 if (R->screen.cur.row == R->screen.bscroll) 843 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; 844 continue;
854 case '\r': 845 }
855 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 846 else if (c == C0_HT)
856 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 847 {
857 R->screen.flags &= ~Screen_WrapNext; 848 scr_tab (1, true);
858 R->screen.cur.col = 0;
859 continue; 849 continue;
860 default:
861 if (c == 127)
862 continue; /* yummmm..... */
863 break;
864 } 850 }
865 851
852 if (ecb_unlikely (
866 if (checksel /* see if we're writing within selection */ 853 checksel /* see if we're writing within selection */
867 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 854 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
868 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 855 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
856 ))
857 {
869 checksel = 0; 858 checksel = 0;
870 clearsel = 1; 859 /*
860 * If we wrote anywhere in the selected area, kill the selection
861 * XXX: should we kill the mark too? Possibly, but maybe that
862 * should be a similar check.
863 */
864 CLEAR_SELECTION ();
865 }
866
867 if (ecb_unlikely (screen.flags & Screen_WrapNext))
871 } 868 {
872 if (R->screen.flags & Screen_WrapNext) { 869 scr_do_wrap ();
873 R->screen.tlen[row] = -1; 870
874 if (R->screen.cur.row == R->screen.bscroll) 871 line->l = ncol;
875 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 872 line->is_longer (1);
876 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 873
877 row = (++R->screen.cur.row) + R->TermWin.saveLines; 874 row = screen.cur.row;
878 stp = R->screen.text[row]; /* _must_ refresh */ 875 line = &ROW(row); /* _must_ refresh */
879 srp = R->screen.rend[row]; /* _must_ refresh */ 876 }
880 R->screen.cur.col = 0; 877
881 R->screen.flags &= ~Screen_WrapNext; 878 // some utf-8 decoders "decode" surrogate characters: let's fix this.
879 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
880 c = 0xfffd;
881
882 // rely on wcwidth to tell us the character width, do wcwidth before
883 // further replacements, as wcwidth might return -1 for the line
884 // drawing characters below as they might be invalid in the current
885 // locale.
886 int width = WCWIDTH (c);
887
888 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
882 } 889 {
883 if (R->screen.flags & Screen_Insert) 890 // vt100 special graphics and line drawing
884 rxvt_scr_insdel_chars(aR_ 1, INSERT); 891 // 5f-7e standard vt100
892 // 40-5e rxvt extension for extra curses acs chars
893 static uint16_t vt100_0[62] = { // 41 .. 7e
894 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
895 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
896 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
897 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
898 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
899 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
900 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
901 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
902 };
885 903
886 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 904 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
887 switch (c)
888 { 905 {
889 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 906 c = vt100_0[c - 0x41];
890 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 907 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 } 908 }
909 }
901 910
902 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 911 if (ecb_unlikely (screen.flags & Screen_Insert))
903 // rely on wcwidth to tell us the character width, at least for non-ascii 912 scr_insdel_chars (width, INSERT);
904 int width = c <= 128 ? 1 : wcwidth (c);
905 913
906 // width -1 characters (e.g. combining chars) are ignored currently.
907 if (width > 0) 914 if (width != 0)
915 {
916#if !UNICODE_3
917 // trim characters we can't store directly :(
918 if (c >= 0x10000)
919# if ENABLE_COMBINING
920 c = rxvt_composite.compose (c); // map to lower 16 bits
921# else
922 c = 0xfffd;
923# endif
924#endif
925
926 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
927
928 // if the character doesn't fit into the remaining columns...
929 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
930 {
931 if (screen.flags & Screen_Autowrap)
932 {
933 // ... artificially enlargen the previous one
934 c = NOCHAR;
935 // and try the same character next loop iteration
936 --str;
937 }
938 else
939 screen.cur.col = ncol - width;
940 }
941
942 // nuke the character at this position, if required
943 // due to wonderful coincidences everywhere else in this loop
944 // we never have to check for overwriting a wide char itself,
945 // only its tail.
946 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
947 scr_kill_char (*line, screen.cur.col);
948
949 line->touch ();
950
908 do 951 do
909 { 952 {
910 stp[R->screen.cur.col] = c; 953 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 954 line->r[screen.cur.col] = rend;
912 955
913 if (R->screen.cur.col < last_col - 1) 956 if (ecb_likely (screen.cur.col < ncol - 1))
914 R->screen.cur.col++; 957 screen.cur.col++;
915 else 958 else
916 { 959 {
917 R->screen.tlen[row] = last_col; 960 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 961 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 962 screen.flags |= Screen_WrapNext;
920 break; 963
964 goto end_of_line;
921 } 965 }
922 966
923 c = NOCHAR; 967 c = NOCHAR;
924 } 968 }
925 while (--width > 0); 969 while (ecb_unlikely (--width > 0));
970
971 // pad with spaces when overwriting wide character with smaller one
972 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
973 {
974 line->t[c] = ' ';
975 line->r[c] = rend;
976 }
977
978end_of_line:
979 ;
980 }
981#if ENABLE_COMBINING
982 else // width == 0
983 {
984 if (c != 0xfeff) // ignore BOM
985 {
986 // handle combining characters
987 // we just tag the accent on the previous on-screen character.
988 // this is arguably not correct, but also arguably not wrong.
989 // we don't handle double-width characters nicely yet.
990 line_t *linep;
991 text_t *tp;
992 rend_t *rp;
993
994 if (screen.cur.col > 0)
995 {
996 linep = line;
997 tp = line->t + screen.cur.col - 1;
998 rp = line->r + screen.cur.col - 1;
999 }
1000 else if (screen.cur.row > 0
1001 && ROW(screen.cur.row - 1).is_longer ())
1002 {
1003 linep = &ROW(screen.cur.row - 1);
1004 tp = line->t + ncol - 1;
1005 rp = line->r + ncol - 1;
1006 }
926 else 1007 else
927 1; /* handle combining character etc. here. */ 1008 continue;
928 }
929 1009
930 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 1010 linep->touch ();
931 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
932 1011
933/* 1012 while (*tp == NOCHAR && tp > linep->t)
934 * If we wrote anywhere in the selected area, kill the selection 1013 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 1014
941#ifdef DEBUG_STRICT 1015 // first try to find a precomposed character
1016 unicode_t n = rxvt_compose (*tp, c);
1017 if (n == NOCHAR)
1018 n = rxvt_composite.compose (*tp, c);
1019
1020 *tp = n;
1021 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1022 }
1023 }
1024#endif
1025 }
1026
1027 max_it (line->l, screen.cur.col);
1028
942 assert(R->screen.cur.row >= 0); 1029 assert (screen.cur.row >= 0);
943#else /* drive with your eyes closed */
944 MAX_IT(R->screen.cur.row, 0);
945#endif
946} 1030}
947 1031
948/* ------------------------------------------------------------------------- */ 1032/* ------------------------------------------------------------------------- */
949/* 1033/*
950 * Process Backspace. Move back the cursor back a position, wrap if have to 1034 * Process Backspace. Move back the cursor back a position, wrap if have to
951 * XTERM_SEQ: CTRL-H 1035 * XTERM_SEQ: CTRL-H
952 */ 1036 */
953/* EXTPROTO */
954void 1037void
955rxvt_scr_backspace(pR) 1038rxvt_term::scr_backspace () NOTHROW
956{ 1039{
957 R->want_refresh = 1;
958 if (R->screen.cur.col == 0) { 1040 if (screen.cur.col == 0)
1041 {
959 if (R->screen.cur.row > 0) { 1042 if (screen.cur.row > 0)
1043 {
960#ifdef TERMCAP_HAS_BW 1044#ifdef TERMCAP_HAS_BW
961 R->screen.cur.col = R->TermWin.ncol - 1; 1045 screen.cur.col = ncol - 1;
962 R->screen.cur.row--; 1046 --screen.cur.row;
963 return; 1047
1048 want_refresh = 1;
964#endif 1049#endif
965 } 1050 }
1051 }
966 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1052 else if (screen.flags & Screen_WrapNext)
967 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
968 R->screen.flags &= ~Screen_WrapNext; 1053 screen.flags &= ~Screen_WrapNext;
1054 else
1055 scr_gotorc (0, -1, RELATIVE);
969} 1056}
970 1057
971/* ------------------------------------------------------------------------- */ 1058/* ------------------------------------------------------------------------- */
972/* 1059/*
973 * Process Horizontal Tab 1060 * Process Horizontal Tab
974 * count: +ve = forward; -ve = backwards 1061 * count: +ve = forward; -ve = backwards
975 * XTERM_SEQ: CTRL-I 1062 * XTERM_SEQ: CTRL-I
976 */ 1063 */
977/* EXTPROTO */
978void 1064void
979rxvt_scr_tab(pR_ int count) 1065rxvt_term::scr_tab (int count, bool ht) NOTHROW
980{ 1066{
981 int i, x; 1067 int i, x;
982 1068
983 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
984 R->want_refresh = 1; 1069 want_refresh = 1;
985 i = x = R->screen.cur.col; 1070 i = x = screen.cur.col;
1071
986 if (count == 0) 1072 if (count == 0)
987 return; 1073 return;
988 else if (count > 0) { 1074 else if (count > 0)
1075 {
1076 line_t &l = ROW(screen.cur.row);
1077 rend_t base_rend = l.r[i];
1078 ht &= l.t[i] == ' ';
1079
989 for (; ++i < R->TermWin.ncol; ) 1080 for (; ++i < ncol; )
990 if (R->tabs[i]) { 1081 if (tabs[i])
1082 {
991 x = i; 1083 x = i;
1084
992 if (!--count) 1085 if (!--count)
993 break; 1086 break;
1087 }
1088 else
1089 ht &= l.t[i] == ' '
1090 && RS_SAME (l.r[i], base_rend);
1091
1092 if (count)
1093 x = ncol - 1;
1094
1095 // store horizontal tab commands as characters inside the text
1096 // buffer so they can be selected and pasted.
1097 if (ht && option (Opt_pastableTabs))
1098 {
1099 base_rend = SET_FONT (base_rend, 0);
1100
1101 l.touch (x);
1102
1103 i = screen.cur.col;
1104
1105 l.t[i] = '\t';
1106 l.r[i] = base_rend;
1107
1108 while (++i < x)
1109 {
1110 l.t[i] = NOCHAR;
1111 l.r[i] = base_rend;
994 } 1112 }
995 if (count) 1113 }
996 x = R->TermWin.ncol - 1; 1114 }
997 } else /* if (count < 0) */ { 1115 else /* if (count < 0) */
1116 {
998 for (; --i >= 0; ) 1117 for (; --i >= 0; )
999 if (R->tabs[i]) { 1118 if (tabs[i])
1000 x = i;
1001 if (!++count)
1002 break;
1003 } 1119 {
1004 if (count)
1005 x = 0; 1120 x = i;
1121 if (!++count)
1122 break;
1123 }
1124
1125 if (count)
1126 x = 0;
1006 } 1127 }
1128
1007 if (x != R->screen.cur.col) 1129 if (x != screen.cur.col)
1008 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1130 scr_gotorc (0, x, R_RELATIVE);
1009} 1131}
1010 1132
1011/* ------------------------------------------------------------------------- */ 1133/* ------------------------------------------------------------------------- */
1012/* 1134/*
1013 * Process DEC Back Index 1135 * Process DEC Back Index
1014 * XTERM_SEQ: ESC 6 1136 * XTERM_SEQ: ESC 6
1015 * Move cursor left in row. If we're at the left boundary, shift everything 1137 * Move cursor left in row. If we're at the left boundary, shift everything
1016 * in that row right. Clear left column. 1138 * in that row right. Clear left column.
1017 */ 1139 */
1018#ifndef NO_FRILLS 1140#if !ENABLE_MINIMAL
1019/* EXTPROTO */ 1141void ecb_cold
1020void 1142rxvt_term::scr_backindex () NOTHROW
1021rxvt_scr_backindex(pR)
1022{ 1143{
1023 if (R->screen.cur.col > 0) 1144 if (screen.cur.col > 0)
1024 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1145 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1025 else { 1146 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); 1147 scr_insdel_chars (1, INSERT);
1029 }
1030} 1148}
1031#endif 1149#endif
1032/* ------------------------------------------------------------------------- */ 1150/* ------------------------------------------------------------------------- */
1033/* 1151/*
1034 * Process DEC Forward Index 1152 * Process DEC Forward Index
1035 * XTERM_SEQ: ESC 9 1153 * XTERM_SEQ: ESC 9
1036 * Move cursor right in row. If we're at the right boundary, shift everything 1154 * Move cursor right in row. If we're at the right boundary, shift everything
1037 * in that row left. Clear right column. 1155 * in that row left. Clear right column.
1038 */ 1156 */
1039#ifndef NO_FRILLS 1157#if !ENABLE_MINIMAL
1040/* EXTPROTO */ 1158void ecb_cold
1041void 1159rxvt_term::scr_forwardindex () NOTHROW
1042rxvt_scr_forwardindex(pR)
1043{ 1160{
1044 int row;
1045
1046 if (R->screen.cur.col < R->TermWin.ncol - 1) 1161 if (screen.cur.col < ncol - 1)
1047 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1162 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1048 else { 1163 else
1049 row = R->screen.cur.row + R->TermWin.saveLines; 1164 {
1050 if (R->screen.tlen[row] == 0) 1165 line_t &l = ROW(screen.cur.row);
1051 return; /* um, yeah? */ 1166
1052 else if (R->screen.tlen[row] == -1) 1167 l.touch ();
1053 R->screen.tlen[row] = R->TermWin.ncol; 1168 l.is_longer (0);
1169
1054 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1170 scr_gotorc (0, 0, R_RELATIVE);
1055 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1171 scr_insdel_chars (1, DELETE);
1056 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1172 scr_gotorc (0, ncol - 1, R_RELATIVE);
1057 } 1173 }
1058} 1174}
1059#endif 1175#endif
1060 1176
1061/* ------------------------------------------------------------------------- */ 1177/* ------------------------------------------------------------------------- */
1062/* 1178/*
1063 * Goto Row/Column 1179 * Goto Row/Column
1064 */ 1180 */
1065/* EXTPROTO */
1066void 1181void
1067rxvt_scr_gotorc(pR_ int row, int col, int relative) 1182rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1068{ 1183{
1069 R->want_refresh = 1; 1184 want_refresh = 1;
1070 ZERO_SCROLLBACK(R); 1185 ZERO_SCROLLBACK ();
1071#ifdef RXVT_GRAPHICS
1072 if (rxvt_Gr_Displayed(aR))
1073 rxvt_Gr_scroll(aR_ 0);
1074#endif
1075 1186
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) 1187 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1079 : col); 1188 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 1189
1083 R->screen.flags &= ~Screen_WrapNext; 1190 screen.flags &= ~Screen_WrapNext;
1191
1084 if (relative & R_RELATIVE) { 1192 if (relative & R_RELATIVE)
1193 {
1085 if (row > 0) { 1194 if (row > 0)
1195 {
1086 if (R->screen.cur.row <= R->screen.bscroll 1196 if (screen.cur.row <= screen.bscroll
1087 && (R->screen.cur.row + row) > R->screen.bscroll) 1197 && (screen.cur.row + row) > screen.bscroll)
1088 R->screen.cur.row = R->screen.bscroll; 1198 screen.cur.row = screen.bscroll;
1089 else 1199 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; 1200 screen.cur.row += row;
1201 }
1202 else if (row < 0)
1203 {
1204 if (screen.cur.row >= screen.tscroll
1205 && (screen.cur.row + row) < screen.tscroll)
1206 screen.cur.row = screen.tscroll;
1207 else
1208 screen.cur.row += row;
1209 }
1210 }
1211 else
1104 } 1212 {
1105 MAX_IT(R->screen.cur.row, 0); 1213 if (screen.flags & Screen_Relative)
1106 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1214 {
1107} 1215 /* relative origin mode */
1216 screen.cur.row = row + screen.tscroll;
1217 min_it (screen.cur.row, screen.bscroll);
1218 }
1219 else
1220 screen.cur.row = row;
1221 }
1108 1222
1223 clamp_it (screen.cur.row, 0, nrow - 1);
1224}
1225
1109/* ------------------------------------------------------------------------- */ 1226/* ------------------------------------------------------------------------- */
1110/* 1227/*
1111 * direction should be UP or DN 1228 * direction should be UP or DN
1112 */ 1229 */
1113/* EXTPROTO */
1114void 1230void
1115rxvt_scr_index(pR_ enum page_dirn direction) 1231rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1116{ 1232{
1117 int dirn; 1233 int dirn;
1118 1234
1119 R->want_refresh = 1; 1235 want_refresh = 1;
1236 ZERO_SCROLLBACK ();
1237
1120 dirn = ((direction == UP) ? 1 : -1); 1238 dirn = ((direction == UP) ? 1 : -1);
1121 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1122 1239
1123 ZERO_SCROLLBACK(R);
1124
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; 1240 screen.flags &= ~Screen_WrapNext;
1241
1131 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1242 if ((screen.cur.row == screen.bscroll && direction == UP)
1132 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1243 || (screen.cur.row == screen.tscroll && direction == DN))
1133 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1244 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1134 else 1245 else
1135 R->screen.cur.row += dirn; 1246 screen.cur.row += dirn;
1136 MAX_IT(R->screen.cur.row, 0); 1247
1137 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1248 clamp_it (screen.cur.row, 0, nrow - 1);
1138 rxvt_selection_check(aR_ 0); 1249 selection_check (0);
1139} 1250}
1140 1251
1141/* ------------------------------------------------------------------------- */ 1252/* ------------------------------------------------------------------------- */
1142/* 1253/*
1143 * Erase part or whole of a line 1254 * Erase part or whole of a line
1144 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1255 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1145 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1256 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1146 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1257 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1258 * extension: clear to right unless wrapped: ESC [ 3 K
1147 */ 1259 */
1148/* EXTPROTO */
1149void 1260void
1150rxvt_scr_erase_line(pR_ int mode) 1261rxvt_term::scr_erase_line (int mode) NOTHROW
1151{ 1262{
1152 unsigned int row, col, num; 1263 unsigned int col, num;
1153 1264
1154 R->want_refresh = 1; 1265 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); 1266 ZERO_SCROLLBACK ();
1157 1267
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); 1268 selection_check (1);
1164 1269
1165 R->screen.flags &= ~Screen_WrapNext; 1270 line_t &line = ROW(screen.cur.row);
1166 1271
1167 row = R->TermWin.saveLines + R->screen.cur.row; 1272 line.touch ();
1273 line.is_longer (0);
1274
1168 switch (mode) 1275 switch (mode)
1169 { 1276 {
1277 case 3:
1278 if (screen.flags & Screen_WrapNext)
1279 return;
1280
1281 /* fall through */
1282
1170 case 0: /* erase to end of line */ 1283 case 0: /* erase to end of line */
1171 col = R->screen.cur.col; 1284 col = screen.cur.col;
1172 num = R->TermWin.ncol - col; 1285 num = ncol - col;
1173 MIN_IT(R->screen.tlen[row], (int16_t)col); 1286 min_it (line.l, col);
1287
1174 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1288 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1175 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1289 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1176 CLEAR_SELECTION(R); 1290 CLEAR_SELECTION ();
1177 break; 1291 break;
1292
1178 case 1: /* erase to beginning of line */ 1293 case 1: /* erase to beginning of line */
1179 col = 0; 1294 col = 0;
1180 num = R->screen.cur.col + 1; 1295 num = screen.cur.col + 1;
1296
1181 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1297 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1182 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1298 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1183 CLEAR_SELECTION(R); 1299 CLEAR_SELECTION ();
1184 break; 1300 break;
1301
1185 case 2: /* erase whole line */ 1302 case 2: /* erase whole line */
1186 col = 0; 1303 col = 0;
1187 num = R->TermWin.ncol; 1304 num = ncol;
1188 R->screen.tlen[row] = 0; 1305 line.l = 0;
1189 if (R->selection.beg.row <= R->screen.cur.row 1306 if (selection.beg.row <= screen.cur.row
1190 && R->selection.end.row >= R->screen.cur.row) 1307 && selection.end.row >= screen.cur.row)
1191 CLEAR_SELECTION(R); 1308 CLEAR_SELECTION ();
1192 break; 1309 break;
1193 default: 1310 default:
1194 return; 1311 return;
1195 } 1312 }
1196 1313
1197 if (R->screen.text[row]) 1314 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} 1315}
1203 1316
1204/* ------------------------------------------------------------------------- */ 1317/* ------------------------------------------------------------------------- */
1205/* 1318/*
1206 * Erase part of whole of the screen 1319 * Erase part or whole of the screen
1207 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1320 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1208 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1321 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1209 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1322 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1210 */ 1323 */
1211void 1324void
1212rxvt_term::scr_erase_screen (int mode) 1325rxvt_term::scr_erase_screen (int mode) NOTHROW
1213{ 1326{
1214 int num; 1327 int num;
1215 int32_t row, row_offset; 1328 int32_t row;
1216 rend_t ren; 1329 rend_t ren;
1217 XGCValues gcvalue; 1330 XGCValues gcvalue;
1218 1331
1219 want_refresh = 1; 1332 want_refresh = 1;
1220 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1221 ZERO_SCROLLBACK(this); 1333 ZERO_SCROLLBACK ();
1222 row_offset = (int32_t)TermWin.saveLines;
1223 1334
1224 switch (mode) { 1335 switch (mode)
1336 {
1225 case 0: /* erase to end of screen */ 1337 case 0: /* erase to end of screen */
1226 rxvt_selection_check(this,1);
1227 rxvt_scr_erase_line(this,0); 1338 scr_erase_line (0);
1228 row = screen.cur.row + 1; /* possible OOB */ 1339 row = screen.cur.row + 1; /* possible OOB */
1229 num = TermWin.nrow - row; 1340 num = nrow - row;
1230 break; 1341 break;
1231 case 1: /* erase to beginning of screen */ 1342 case 1: /* erase to beginning of screen */
1232 rxvt_selection_check(this,3);
1233 rxvt_scr_erase_line(this,1); 1343 scr_erase_line (1);
1234 row = 0; 1344 row = 0;
1235 num = screen.cur.row; 1345 num = screen.cur.row;
1236 break; 1346 break;
1237 case 2: /* erase whole screen */ 1347 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; 1348 row = 0;
1243 num = TermWin.nrow; 1349 num = nrow;
1244 break; 1350 break;
1245 default: 1351 default:
1246 return; 1352 return;
1247 } 1353 }
1248 refresh_type |= REFRESH_BOUNDS; 1354
1249 if (selection.op && current_screen == selection.screen 1355 if (selection.op && current_screen == selection.screen
1250 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1356 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1251 || (selection.end.row >= row 1357 || (selection.end.row >= row
1252 && selection.end.row <= row + num))) 1358 && selection.end.row <= row + num)))
1253 CLEAR_SELECTION (this); 1359 CLEAR_SELECTION ();
1360
1254 if (row >= TermWin.nrow) /* Out Of Bounds */ 1361 if (row >= nrow) /* Out Of Bounds */
1255 return; 1362 return;
1256 MIN_IT(num, (TermWin.nrow - row)); 1363
1364 min_it (num, nrow - row);
1365
1257 if (rstyle & (RS_RVid | RS_Uline)) 1366 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1258 ren = (rend_t) ~RS_None; 1367 ren = (rend_t) ~RS_None;
1259 else if (GET_BASEBG(rstyle) == Color_bg) { 1368 else if (GET_BASEBG (rstyle) == Color_bg)
1369 {
1260 ren = DEFAULT_RSTYLE; 1370 ren = DEFAULT_RSTYLE;
1261 CLEAR_ROWS(row, num); 1371
1262 } else { 1372 if (mapped)
1373 XClearArea (dpy, vt, 0,
1374 Row2Pixel (row - view_start), (unsigned int)vt_width,
1375 (unsigned int)Height2Pixel (num), False);
1376 }
1377 else
1378 {
1263 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1379 ren = rstyle & (RS_fgMask | RS_bgMask);
1380
1381 if (mapped)
1382 {
1264 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1383 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1265 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1384 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1266 ERASE_ROWS(row, num); 1385 XFillRectangle (dpy, vt, gc,
1386 0, Row2Pixel (row - view_start),
1387 (unsigned int)vt_width,
1388 (unsigned int)Height2Pixel (num));
1267 gcvalue.foreground = PixColors[Color_fg]; 1389 gcvalue.foreground = pix_colors[Color_fg];
1268 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1390 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1391 }
1269 } 1392 }
1393
1270 for (; num--; row++) { 1394 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 } 1395 {
1396 scr_blank_screen_mem (ROW(row), rstyle);
1397
1398 if (row - view_start < nrow)
1399 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1400 }
1277} 1401}
1402
1403#if !ENABLE_MINIMAL
1404void
1405rxvt_term::scr_erase_savelines () NOTHROW
1406{
1407 want_refresh = 1;
1408 ZERO_SCROLLBACK ();
1409
1410 top_row = 0;
1411}
1412#endif
1278 1413
1279/* ------------------------------------------------------------------------- */ 1414/* ------------------------------------------------------------------------- */
1280/* 1415/*
1281 * Fill the screen with `E's 1416 * Fill the screen with `E's
1282 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1417 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1283 */ 1418 */
1284/* EXTPROTO */ 1419void ecb_cold
1285void 1420rxvt_term::scr_E () NOTHROW
1286rxvt_scr_E(pR)
1287{ 1421{
1288 int i, j, k; 1422 rend_t fs;
1289 rend_t *r1, fs;
1290 1423
1291 R->want_refresh = 1; 1424 want_refresh = 1;
1292 R->num_scr_allow = 0;
1293 ZERO_SCROLLBACK(R); 1425 ZERO_SCROLLBACK ();
1294 rxvt_selection_check(aR_ 3);
1295 1426
1296 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1427 num_scr_allow = 0;
1297 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1428
1298 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1429 row_col_t pos;
1299 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1430 pos.row = pos.col = 0;
1300 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1431 if (ROWCOL_IS_AFTER (selection.end, pos))
1432 CLEAR_SELECTION ();
1433
1434 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1435 for (int row = nrow; row--; )
1436 {
1437 line_t &line = ROW(row);
1438
1439 fill_text (line.t, 'E', ncol);
1440 rend_t *r1 = line.r;
1441
1442 for (int j = ncol; j--; )
1301 *r1++ = fs; 1443 *r1++ = fs;
1444
1445 line.is_longer (0);
1446 line.touch (ncol);
1302 } 1447 }
1303} 1448}
1304 1449
1305/* ------------------------------------------------------------------------- */ 1450/* ------------------------------------------------------------------------- */
1306/* 1451/*
1307 * Insert/Delete <count> lines 1452 * Insert/Delete <count> lines
1308 */ 1453 */
1309/* EXTPROTO */
1310void 1454void
1311rxvt_scr_insdel_lines(pR_ int count, int insdel) 1455rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1312{ 1456{
1313 int end; 1457 int end;
1314 1458
1315 ZERO_SCROLLBACK(R); 1459 ZERO_SCROLLBACK ();
1316 1460
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); 1461 selection_check (1);
1323 1462
1324 if (R->screen.cur.row > R->screen.bscroll) 1463 if (screen.cur.row > screen.bscroll)
1464 return;
1465
1466 end = screen.bscroll - screen.cur.row + 1;
1467 if (count > end)
1468 {
1469 if (insdel == DELETE)
1325 return; 1470 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) 1471 else if (insdel == INSERT)
1332 count = end; 1472 count = end;
1333 } 1473 }
1334 R->screen.flags &= ~Screen_WrapNext;
1335 1474
1475 scr_do_wrap ();
1476
1336 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1477 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1337} 1478}
1338 1479
1339/* ------------------------------------------------------------------------- */ 1480/* ------------------------------------------------------------------------- */
1340/* 1481/*
1341 * Insert/Delete <count> characters from the current position 1482 * Insert/Delete <count> characters from the current position
1342 */ 1483 */
1343/* EXTPROTO */
1344void 1484void
1345rxvt_scr_insdel_chars(pR_ int count, int insdel) 1485rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1346{ 1486{
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; 1487 want_refresh = 1;
1354 ZERO_SCROLLBACK(R); 1488 ZERO_SCROLLBACK ();
1355 1489
1356#ifdef RXVT_GRAPHICS
1357 if (rxvt_Gr_Displayed(aR))
1358 rxvt_Gr_scroll(aR_ 0);
1359#endif
1360
1361 if (count <= 0) 1490 if (count <= 0)
1362 return; 1491 return;
1363 1492
1493 scr_do_wrap ();
1494
1364 rxvt_selection_check(aR_ 1); 1495 selection_check (1);
1365 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1496 min_it (count, ncol - screen.cur.col);
1366 1497
1367 row = R->screen.cur.row + R->TermWin.saveLines; 1498 int row = screen.cur.row;
1368 R->screen.flags &= ~Screen_WrapNext;
1369 1499
1370 stp = R->screen.text[row]; 1500 line_t *line = &ROW(row);
1371 srp = R->screen.rend[row]; 1501
1372 slp = &(R->screen.tlen[row]); 1502 line->touch ();
1503 line->is_longer (0);
1504
1505 // nuke wide spanning the start
1506 if (line->t[screen.cur.col] == NOCHAR)
1507 scr_kill_char (*line, screen.cur.col);
1508
1373 switch (insdel) { 1509 switch (insdel)
1510 {
1374 case INSERT: 1511 case INSERT:
1375 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1512 line->l = min (line->l + count, ncol);
1376 col--) { 1513
1514 if (line->t[screen.cur.col] == NOCHAR)
1515 scr_kill_char (*line, screen.cur.col);
1516
1517 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1518 {
1377 stp[col] = stp[col - count]; 1519 line->t[col] = line->t[col - count];
1378 srp[col] = srp[col - count]; 1520 line->r[col] = line->r[col - count];
1379 } 1521 }
1380 if (*slp != -1) { 1522
1381 *slp += count;
1382 MIN_IT(*slp, R->TermWin.ncol);
1383 }
1384 if (R->selection.op && R->current_screen == R->selection.screen 1523 if (selection.op && current_screen == selection.screen
1385 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1524 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1525 {
1386 if (R->selection.end.row != R->screen.cur.row 1526 if (selection.end.row != screen.cur.row
1387 || (R->selection.end.col + count >= R->TermWin.ncol)) 1527 || (selection.end.col + count >= ncol))
1388 CLEAR_SELECTION(R); 1528 CLEAR_SELECTION ();
1529 else
1530 {
1389 else { /* shift selection */ 1531 /* shift selection */
1390 R->selection.beg.col += count; 1532 selection.beg.col += count;
1391 R->selection.mark.col += count; /* XXX: yes? */ 1533 selection.mark.col += count; /* XXX: yes? */
1392 R->selection.end.col += count; 1534 selection.end.col += count;
1393 } 1535 }
1394 } 1536 }
1395 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1537
1396 (unsigned int)count, R->rstyle); 1538 scr_blank_line (*line, screen.cur.col, count, rstyle);
1397 break; 1539 break;
1540
1398 case ERASE: 1541 case ERASE:
1399 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1542 screen.cur.col += count; /* don't worry if > ncol */
1400 rxvt_selection_check(aR_ 1); 1543 selection_check (1);
1401 R->screen.cur.col -= count; 1544 screen.cur.col -= count;
1402 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1545
1403 (unsigned int)count, R->rstyle); 1546 // nuke wide char after the end
1547 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1548 scr_kill_char (*line, screen.cur.col + count);
1549
1550 scr_blank_line (*line, screen.cur.col, count, rstyle);
1404 break; 1551 break;
1552
1405 case DELETE: 1553 case DELETE:
1406 tr = srp[R->TermWin.ncol - 1] 1554 line->l = max (line->l - count, 0);
1407 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1555
1556 // nuke wide char spanning the end
1557 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1558 scr_kill_char (*line, screen.cur.col + count);
1559
1408 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1560 for (int col = screen.cur.col; (col + count) < ncol; col++)
1561 {
1409 stp[col] = stp[col + count]; 1562 line->t[col] = line->t[col + count];
1410 srp[col] = srp[col + count]; 1563 line->r[col] = line->r[col + count];
1411 } 1564 }
1412 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1565
1413 &(srp[R->TermWin.ncol - count]), 1566 scr_blank_line (*line, ncol - count, count, rstyle);
1414 (unsigned int)count, tr); 1567
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 1568 if (selection.op && current_screen == selection.screen
1420 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1569 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1570 {
1421 if (R->selection.end.row != R->screen.cur.row 1571 if (selection.end.row != screen.cur.row
1422 || (R->screen.cur.col >= R->selection.beg.col - count) 1572 || (screen.cur.col >= selection.beg.col - count)
1423 || R->selection.end.col >= R->TermWin.ncol) 1573 || selection.end.col >= ncol)
1424 CLEAR_SELECTION(R); 1574 CLEAR_SELECTION ();
1425 else { 1575 else
1576 {
1426 /* shift selection */ 1577 /* shift selection */
1427 R->selection.beg.col -= count; 1578 selection.beg.col -= count;
1428 R->selection.mark.col -= count; /* XXX: yes? */ 1579 selection.mark.col -= count; /* XXX: yes? */
1429 R->selection.end.col -= count; 1580 selection.end.col -= count;
1430 } 1581 }
1431 } 1582 }
1583
1432 break; 1584 break;
1433 } 1585 }
1434} 1586}
1435 1587
1436/* ------------------------------------------------------------------------- */ 1588/* ------------------------------------------------------------------------- */
1437/* 1589/*
1438 * Set the scrolling region 1590 * Set the scrolling region
1439 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1591 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1440 */ 1592 */
1441/* EXTPROTO */ 1593void ecb_cold
1442void
1443rxvt_scr_scroll_region(pR_ int top, int bot) 1594rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1444{ 1595{
1445 MAX_IT(top, 0); 1596 max_it (top, 0);
1446 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1597 min_it (bot, nrow - 1);
1598
1447 if (top > bot) 1599 if (top > bot)
1448 return; 1600 return;
1601
1449 R->screen.tscroll = top; 1602 screen.tscroll = top;
1450 R->screen.bscroll = bot; 1603 screen.bscroll = bot;
1451 rxvt_scr_gotorc(aR_ 0, 0, 0); 1604 scr_gotorc (0, 0, 0);
1452} 1605}
1453 1606
1454/* ------------------------------------------------------------------------- */ 1607/* ------------------------------------------------------------------------- */
1455/* 1608/*
1456 * Make the cursor visible/invisible 1609 * Make the cursor visible/invisible
1457 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1610 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1458 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1611 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1459 */ 1612 */
1460/* EXTPROTO */ 1613void ecb_cold
1461void
1462rxvt_scr_cursor_visible(pR_ int mode) 1614rxvt_term::scr_cursor_visible (int mode) NOTHROW
1463{ 1615{
1464 R->want_refresh = 1; 1616 want_refresh = 1;
1617
1465 if (mode) 1618 if (mode)
1466 R->screen.flags |= Screen_VisibleCursor; 1619 screen.flags |= Screen_VisibleCursor;
1467 else 1620 else
1468 R->screen.flags &= ~Screen_VisibleCursor; 1621 screen.flags &= ~Screen_VisibleCursor;
1469} 1622}
1470 1623
1471/* ------------------------------------------------------------------------- */ 1624/* ------------------------------------------------------------------------- */
1472/* 1625/*
1473 * Set/unset automatic wrapping 1626 * Set/unset automatic wrapping
1474 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1627 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1475 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1628 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1476 */ 1629 */
1477/* EXTPROTO */ 1630void ecb_cold
1478void 1631rxvt_term::scr_autowrap (int mode) NOTHROW
1479rxvt_scr_autowrap(pR_ int mode)
1480{ 1632{
1481 if (mode) 1633 if (mode)
1482 R->screen.flags |= Screen_Autowrap; 1634 screen.flags |= Screen_Autowrap;
1483 else 1635 else
1484 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1636 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1485} 1637}
1486 1638
1487/* ------------------------------------------------------------------------- */ 1639/* ------------------------------------------------------------------------- */
1488/* 1640/*
1489 * Set/unset margin origin mode 1641 * Set/unset margin origin mode
… …
1492 * Relative mode: line numbers are relative to top margin of scrolling region 1644 * Relative mode: line numbers are relative to top margin of scrolling region
1493 * and the cursor cannot be moved outside. 1645 * and the cursor cannot be moved outside.
1494 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1646 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1495 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1647 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1496 */ 1648 */
1497/* EXTPROTO */ 1649void ecb_cold
1498void
1499rxvt_scr_relative_origin(pR_ int mode) 1650rxvt_term::scr_relative_origin (int mode) NOTHROW
1500{ 1651{
1501 if (mode) 1652 if (mode)
1502 R->screen.flags |= Screen_Relative; 1653 screen.flags |= Screen_Relative;
1503 else 1654 else
1504 R->screen.flags &= ~Screen_Relative; 1655 screen.flags &= ~Screen_Relative;
1656
1505 rxvt_scr_gotorc(aR_ 0, 0, 0); 1657 scr_gotorc (0, 0, 0);
1506} 1658}
1507 1659
1508/* ------------------------------------------------------------------------- */ 1660/* ------------------------------------------------------------------------- */
1509/* 1661/*
1510 * Set insert/replace mode 1662 * Set insert/replace mode
1511 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1663 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1512 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1664 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1513 */ 1665 */
1514/* EXTPROTO */ 1666void ecb_cold
1515void
1516rxvt_scr_insert_mode(pR_ int mode) 1667rxvt_term::scr_insert_mode (int mode) NOTHROW
1517{ 1668{
1518 if (mode) 1669 if (mode)
1519 R->screen.flags |= Screen_Insert; 1670 screen.flags |= Screen_Insert;
1520 else 1671 else
1521 R->screen.flags &= ~Screen_Insert; 1672 screen.flags &= ~Screen_Insert;
1522} 1673}
1523 1674
1524/* ------------------------------------------------------------------------- */ 1675/* ------------------------------------------------------------------------- */
1525/* 1676/*
1526 * Set/Unset tabs 1677 * Set/Unset tabs
1527 * XTERM_SEQ: Set tab at current column : ESC H 1678 * XTERM_SEQ: Set tab at current column : ESC H
1528 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1679 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1529 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1680 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1530 */ 1681 */
1531/* EXTPROTO */ 1682void ecb_cold
1532void 1683rxvt_term::scr_set_tab (int mode) NOTHROW
1533rxvt_scr_set_tab(pR_ int mode)
1534{ 1684{
1535 if (mode < 0) 1685 if (mode < 0)
1536 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1686 memset (tabs, 0, ncol);
1537 else if (R->screen.cur.col < R->TermWin.ncol) 1687 else if (screen.cur.col < ncol)
1538 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1688 tabs [screen.cur.col] = !!mode;
1539} 1689}
1540 1690
1541/* ------------------------------------------------------------------------- */ 1691/* ------------------------------------------------------------------------- */
1542/* 1692/*
1543 * Set reverse/normal video 1693 * Set reverse/normal video
1544 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1694 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1545 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1695 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1546 */ 1696 */
1547/* EXTPROTO */
1548void 1697void
1549rxvt_scr_rvideo_mode(pR_ int mode) 1698rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1550{ 1699{
1700 rvideo_mode = on;
1701
1702#ifndef NO_BELL
1703 on ^= rvideo_bell;
1704#endif
1705
1706 if (rvideo_state != on)
1707 {
1708 rvideo_state = on;
1709
1710 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1711#ifdef HAVE_BG_PIXMAP
1712 if (bg_img == 0)
1713#endif
1714 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1715
1551 XGCValues gcvalue; 1716 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]; 1717 gcvalue.foreground = pix_colors[Color_fg];
1566 gcvalue.background = R->PixColors[Color_bg]; 1718 gcvalue.background = pix_colors[Color_bg];
1567 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1719 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1568 &gcvalue); 1720
1569 R->scr_clear (); 1721 scr_clear ();
1570 R->scr_touch (true); 1722 scr_touch (true);
1571 } 1723 }
1572} 1724}
1573 1725
1574/* ------------------------------------------------------------------------- */ 1726/* ------------------------------------------------------------------------- */
1575/* 1727/*
1576 * Report current cursor position 1728 * Report current cursor position
1577 * XTERM_SEQ: Report position: ESC [ 6 n 1729 * XTERM_SEQ: Report position: ESC [ 6 n
1578 */ 1730 */
1579/* EXTPROTO */ 1731void ecb_cold
1580void
1581rxvt_scr_report_position(pR) 1732rxvt_term::scr_report_position () NOTHROW
1582{ 1733{
1583 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1734 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1584} 1735}
1585 1736
1586/* ------------------------------------------------------------------------- * 1737/* ------------------------------------------------------------------------- *
1587 * FONTS * 1738 * FONTS *
1588 * ------------------------------------------------------------------------- */ 1739 * ------------------------------------------------------------------------- */
1589 1740
1590/* 1741/*
1591 * Set font style 1742 * Set font style
1592 */ 1743 */
1593/* INTPROTO */ 1744void ecb_cold
1594void 1745rxvt_term::set_font_style () NOTHROW
1595rxvt_set_font_style(pR)
1596{ 1746{
1747#if 0
1597 switch (R->charsets[R->screen.charset]) { 1748 switch (charsets [screen.charset])
1749 {
1598 case '0': /* DEC Special Character & Line Drawing Set */ 1750 case '0': /* DEC Special Character & Line Drawing Set */
1599 break; 1751 break;
1600 case 'A': /* United Kingdom (UK) */ 1752 case 'A': /* United Kingdom (UK) */
1601 break; 1753 break;
1602 case 'B': /* United States (USASCII) */ 1754 case 'B': /* United States (USASCII) */
1603 break; 1755 break;
1604 case '<': /* Multinational character set */ 1756 case '<': /* Multinational character set */
1605 break; 1757 break;
1606 case '5': /* Finnish character set */ 1758 case '5': /* Finnish character set */
1607 break; 1759 break;
1608 case 'C': /* Finnish character set */ 1760 case 'C': /* Finnish character set */
1609 break; 1761 break;
1610 case 'K': /* German character set */ 1762 case 'K': /* German character set */
1611 break; 1763 break;
1612 } 1764 }
1765#endif
1613} 1766}
1614 1767
1615/* ------------------------------------------------------------------------- */ 1768/* ------------------------------------------------------------------------- */
1616/* 1769/*
1617 * Choose a font 1770 * Choose a font
1618 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1771 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1619 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1772 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1620 * XTERM_SEQ: Invoke G2 character set: ESC N 1773 * XTERM_SEQ: Invoke G2 character set: ESC N
1621 * XTERM_SEQ: Invoke G3 character set: ESC O 1774 * XTERM_SEQ: Invoke G3 character set: ESC O
1622 */ 1775 */
1623/* EXTPROTO */ 1776void ecb_cold
1624void
1625rxvt_scr_charset_choose(pR_ int set) 1777rxvt_term::scr_charset_choose (int set) NOTHROW
1626{ 1778{
1627 R->screen.charset = set; 1779 screen.charset = set;
1628 rxvt_set_font_style(aR); 1780 set_font_style ();
1629} 1781}
1630 1782
1631/* ------------------------------------------------------------------------- */ 1783/* ------------------------------------------------------------------------- */
1632/* 1784/*
1633 * Set a font 1785 * Set a font
… …
1635 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1787 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1636 * XTERM_SEQ: Set G2 character set: ESC * <C> 1788 * XTERM_SEQ: Set G2 character set: ESC * <C>
1637 * XTERM_SEQ: Set G3 character set: ESC + <C> 1789 * XTERM_SEQ: Set G3 character set: ESC + <C>
1638 * See set_font_style for possible values for <C> 1790 * See set_font_style for possible values for <C>
1639 */ 1791 */
1640/* EXTPROTO */
1641void 1792void
1642rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1793rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1643{ 1794{
1644 R->charsets[set] = (unsigned char)ch; 1795 charsets[set] = (unsigned char)ch;
1645 rxvt_set_font_style(aR); 1796 set_font_style ();
1646} 1797}
1647 1798
1648 1799
1649/* ------------------------------------------------------------------------- * 1800/* ------------------------------------------------------------------------- *
1650 * MAJOR SCREEN MANIPULATION * 1801 * MAJOR SCREEN MANIPULATION *
1651 * ------------------------------------------------------------------------- */ 1802 * ------------------------------------------------------------------------- */
1652 1803
1653/* 1804/*
1654 * refresh matching text. 1805 * refresh matching text.
1655 */ 1806 */
1656bool 1807bool ecb_cold
1657rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1808rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1658{ 1809{
1659 bool found = false; 1810 bool found = false;
1660 1811
1661 for (int i = 0; i < TermWin.nrow; i++) 1812 for (int i = 0; i < nrow; i++)
1662 { 1813 {
1663 int col = 0;
1664 rend_t *drp = drawn_rend [i]; 1814 rend_t *drp = drawn_buf[i].r;
1665 1815
1666 for (; col < TermWin.ncol; col++, drp++) 1816 for (int col = 0; col < ncol; col++, drp++)
1667 if ((*drp & mask) == value) 1817 if ((*drp & mask) == value)
1668 { 1818 {
1669 found = true; 1819 found = true;
1670 *drp = ~value; 1820 *drp = ~value;
1671 } 1821 }
… …
1676 1826
1677/* 1827/*
1678 * Refresh an area 1828 * Refresh an area
1679 */ 1829 */
1680enum { 1830enum {
1681 PART_BEG = 0, 1831 PART_BEG = 0,
1682 PART_END, 1832 PART_END,
1683 RC_COUNT 1833 RC_COUNT
1684}; 1834};
1685 1835
1686void 1836void ecb_hot
1687rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1837rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1688{ 1838{
1689 int i; 1839 int i;
1690 row_col_t rc[RC_COUNT]; 1840 row_col_t rc[RC_COUNT];
1691 1841
1692 if (drawn_text == NULL) /* sanity check */ 1842 if (!drawn_buf) /* sanity check */
1693 return; 1843 return;
1694 1844
1695#ifdef DEBUG_STRICT 1845#ifndef NO_SLOW_LINK_SUPPORT
1696 x = max(x, (int)TermWin.int_bwidth); 1846 if (refresh_type == FAST_REFRESH && !display->is_local)
1697 x = min(x, (int)TermWin.width); 1847 {
1698 y = max(y, (int)TermWin.int_bwidth); 1848 y = 0;
1699 y = min(y, (int)TermWin.height); 1849 eheight = height;
1850 }
1700#endif 1851#endif
1701 1852
1702/* round down */ 1853 /* round down */
1703 rc[PART_BEG].col = Pixel2Col(x); 1854 rc[PART_BEG].col = Pixel2Col (x);
1704 rc[PART_BEG].row = Pixel2Row(y); 1855 rc[PART_BEG].row = Pixel2Row (y);
1705/* round up */ 1856 /* round up */
1706 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1857 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1707 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1858 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1708 1859
1709/* sanity checks */ 1860 /* sanity checks */
1710 for (i = PART_BEG; i < RC_COUNT; i++) 1861 for (i = PART_BEG; i < RC_COUNT; i++)
1711 { 1862 {
1712 MIN_IT(rc[i].col, TermWin.ncol - 1); 1863 min_it (rc[i].col, ncol - 1);
1713 MIN_IT(rc[i].row, TermWin.nrow - 1); 1864 min_it (rc[i].row, nrow - 1);
1714 } 1865 }
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 1866
1718 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1867 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1719 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1868 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)); 1869
1870 num_scr_allow = 0;
1721 1871
1722 if (refresh) 1872 if (refresh)
1723 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1873 scr_refresh ();
1724} 1874}
1725 1875
1726/* ------------------------------------------------------------------------- */ 1876/* ------------------------------------------------------------------------- */
1727/* 1877/*
1728 * Refresh the entire screen 1878 * Refresh the entire screen
1729 */ 1879 */
1730void 1880void
1731rxvt_term::scr_touch (bool refresh) 1881rxvt_term::scr_touch (bool refresh) NOTHROW
1732{ 1882{
1733 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1883 scr_expose (0, 0, vt_width, vt_height, refresh);
1734} 1884}
1735 1885
1736/* ------------------------------------------------------------------------- */ 1886/* ------------------------------------------------------------------------- */
1737/* 1887/*
1738 * Move the display so that the line represented by scrollbar value Y is at 1888 * Move the display so that the line represented by scrollbar value Y is at
1739 * the top of the screen 1889 * the top of the screen
1740 */ 1890 */
1741/* EXTPROTO */ 1891void
1742int
1743rxvt_scr_move_to(pR_ int y, int len) 1892rxvt_term::scr_move_to (int y, int len) NOTHROW
1744{ 1893{
1745 long p = 0; 1894 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} 1895}
1759 1896
1760/* ------------------------------------------------------------------------- */ 1897/* ------------------------------------------------------------------------- */
1761/* 1898/*
1762 * Page the screen up/down nlines 1899 * Page the screen up/down nlines
1763 * direction should be UP or DN 1900 * direction should be UP or DN
1764 */ 1901 */
1765/* EXTPROTO */ 1902bool
1766int
1767rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1903rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1768{ 1904{
1769 int n; 1905 int new_view_start =
1770 uint16_t oldviewstart; 1906 direction == UP ? view_start - nlines
1907 : view_start + nlines;
1771 1908
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); 1909 return scr_changeview (new_view_start);
1785} 1910}
1786 1911
1787/* INTPROTO */ 1912bool
1788int 1913rxvt_term::scr_changeview (int new_view_start) NOTHROW
1789rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1790{ 1914{
1791 if (R->TermWin.view_start != oldviewstart) { 1915 clamp_it (new_view_start, top_row, 0);
1916
1917 if (new_view_start == view_start)
1918 return false;
1919
1920 num_scr += new_view_start - view_start;
1921 view_start = new_view_start;
1792 R->want_refresh = 1; 1922 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 1923
1802/* ------------------------------------------------------------------------- */ 1924 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1803/* EXTPROTO */ 1925
1804void 1926 return true;
1805rxvt_scr_bell(pR) 1927}
1806{ 1928
1807#ifndef NO_BELL 1929#ifndef NO_BELL
1930void
1931rxvt_term::bell_cb (ev::timer &w, int revents)
1932{
1933 rvideo_bell = false;
1934 scr_rvideo_mode (rvideo_mode);
1935 refresh_check ();
1936}
1937#endif
1938
1939/* ------------------------------------------------------------------------- */
1940void
1941rxvt_term::scr_bell () NOTHROW
1942{
1943#ifndef NO_BELL
1944
1808# ifndef NO_MAPALERT 1945# ifndef NO_MAPALERT
1809# ifdef MAPALERT_OPTION 1946# ifdef MAPALERT_OPTION
1810 if (R->Options & Opt_mapAlert) 1947 if (option (Opt_mapAlert))
1811# endif 1948# endif
1812 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1949 XMapWindow (dpy, parent);
1813# endif 1950# endif
1814 if (R->Options & Opt_visualBell) { 1951
1815 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1952# if ENABLE_FRILLS
1816 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1953 if (option (Opt_urgentOnBell))
1817 } else 1954 set_urgency (1);
1818 XBell(R->Xdisplay, 0);
1819#endif 1955# endif
1820}
1821 1956
1957 if (option (Opt_visualBell))
1958 {
1959 rvideo_bell = true;
1960 scr_rvideo_mode (rvideo_mode);
1961 flush ();
1962
1963 bell_ev.start (VISUAL_BELL_DURATION);
1964 }
1965 else
1966 XBell (dpy, 0);
1967 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1968#endif
1969}
1970
1822/* ------------------------------------------------------------------------- */ 1971/* ------------------------------------------------------------------------- */
1823/* ARGSUSED */ 1972void ecb_cold
1824/* EXTPROTO */
1825void
1826rxvt_scr_printscreen(pR_ int fullhist) 1973rxvt_term::scr_printscreen (int fullhist) NOTHROW
1827{ 1974{
1828#ifdef PRINTPIPE 1975#ifdef PRINTPIPE
1829 int i, r1, nrows, row_offset; 1976 int nrows, row_start;
1830 text_t *t; 1977 FILE *fd = popen_printer ();
1831 FILE *fd;
1832 1978
1833 if ((fd = rxvt_popen_printer(aR)) == NULL) 1979 if (!fd)
1834 return; 1980 return;
1835 nrows = R->TermWin.nrow; 1981
1836 row_offset = R->TermWin.saveLines;
1837 if (!fullhist) 1982 if (fullhist)
1838 row_offset -= R->TermWin.view_start;
1839 else {
1840 nrows += R->TermWin.nscrolled;
1841 row_offset -= R->TermWin.nscrolled;
1842 } 1983 {
1843 1984 nrows = nrow - top_row;
1844 for (r1 = 0; r1 < nrows; r1++) { 1985 row_start = top_row;
1845 t = R->screen.text[r1 + row_offset]; 1986 }
1846 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1987 else
1847 if (!isspace(t[i]))
1848 break;
1849 fprintf(fd, "%.*s\n", (i + 1), t);
1850 } 1988 {
1989 nrows = nrow;
1990 row_start = view_start;
1991 }
1992
1993 wctomb (0, 0);
1994
1995 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1996 {
1997 text_t *tp = ROW(r1).t;
1998 int len = ROW(r1).l;
1999
2000 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
2001 {
2002 char mb[MB_LEN_MAX];
2003 text_t t = *tp++;
2004 if (t == NOCHAR)
2005 continue;
2006
2007 len = wctomb (mb, t);
2008
2009 if (len <= 0)
2010 {
2011 mb[0] = ' ';
2012 len = 1;
2013 }
2014
2015 fwrite (mb, 1, len, fd);
2016 }
2017
2018 fputc ('\n', fd);
2019 }
2020
1851 rxvt_pclose_printer(fd); 2021 pclose_printer (fd);
1852#endif 2022#endif
1853} 2023}
1854 2024
1855/* ------------------------------------------------------------------------- */ 2025/* ------------------------------------------------------------------------- */
1856/* 2026/*
1857 * Refresh the screen 2027 * Refresh the screen
1858 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2028 * 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. 2029 * screen.text/screen.rend contain what the screen will change to.
1860 */ 2030 */
1861 2031void ecb_hot
1862#define FONT_WIDTH(X, Y) \ 2032rxvt_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{ 2033{
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 */ 2034 int16_t col, row, /* column/row we're processing */
1880 ocrow; /* old cursor row */ 2035 ocrow; /* old cursor row */
1881 int cursorwidth;
1882 int i, /* tmp */ 2036 int i; /* tmp */
1883 row_offset; /* basic offset in screen structure */
1884#ifndef NO_CURSORCOLOR 2037#ifndef NO_CURSORCOLOR
1885 rend_t cc1; /* store colours at cursor position(s) */ 2038 rend_t cc1; /* store colours at cursor position (s) */
1886 rend_t cc2; /* store colours at cursor position(s) */
1887#endif 2039#endif
1888 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2040 rend_t *crp; // cursor rendition pointer
1889 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2041 rend_t ccol1, /* Cursor colour */
2042 ccol2; /* Cursor colour2 */
1890 2043
2044 want_refresh = 0; /* screen is current */
2045
1891 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2046 if (refresh_type == NO_REFRESH || !mapped)
1892 return; 2047 return;
1893 2048
1894 /* 2049 /*
1895 * A: set up vars 2050 * A: set up vars
1896 */ 2051 */
1897 clearfirst = clearlast = must_clear = 0; 2052 refresh_count = 0;
1898 2053
1899 if (currmaxcol < TermWin.ncol) 2054 unsigned int old_screen_flags = screen.flags;
2055 bool have_bg = 0;
2056#ifdef HAVE_BG_PIXMAP
2057 have_bg = bg_img != 0;
2058#endif
2059 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2060
2061 /*
2062 * B: reverse any characters which are selected
2063 */
2064 scr_reverse_selection ();
2065
2066 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2067#if ENABLE_OVERLAY
2068 scr_swap_overlay ();
2069#endif
2070
2071 bool showcursor = screen.flags & Screen_VisibleCursor;
2072
2073 /*
2074 * C: set the cursor character (s)
2075 */
2076 {
2077 bool setoldcursor;
2078
2079#ifdef CURSOR_BLINK
2080 if (hidden_cursor)
2081 showcursor = 0;
2082#endif
2083
2084 if (showcursor)
1900 { 2085 {
1901 currmaxcol = TermWin.ncol; 2086 int col = screen.cur.col;
1902 buffer = (char *)rxvt_realloc (buffer,
1903 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1904 }
1905 2087
1906 refresh_count = 0; 2088 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2089 col--;
1907 2090
1908 row_offset = TermWin.saveLines - TermWin.view_start; 2091 crp = &ROW(screen.cur.row).r[col];
1909 2092
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 {
1948 cursorwidth++;
1949
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 2093#ifndef NO_CURSORCOLOR
1957 cc1 = *srp & (RS_fgMask | RS_bgMask); 2094 cc1 = *crp & (RS_fgMask | RS_bgMask);
1958 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2095 if (ISSET_PIXCOLOR (Color_cursor))
1959 ccol1 = Color_cursor; 2096 ccol1 = Color_cursor;
1960 else 2097 else
2098#endif
1961#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2099#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1962 ccol1 = GET_FGCOLOR(rstyle); 2100 ccol1 = fgcolor_of (rstyle);
1963#else 2101#else
1964 ccol1 = Color_fg; 2102 ccol1 = Color_fg;
1965#endif 2103#endif
2104
2105#ifndef NO_CURSORCOLOR
1966 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2106 if (ISSET_PIXCOLOR (Color_cursor2))
1967 ccol2 = Color_cursor2; 2107 ccol2 = Color_cursor2;
1968 else 2108 else
2109#endif
1969#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2110#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1970 ccol2 = GET_BGCOLOR(rstyle); 2111 ccol2 = bgcolor_of (rstyle);
1971#else 2112#else
1972 ccol2 = Color_bg; 2113 ccol2 = Color_bg;
1973#endif 2114#endif
2115
2116 if (focus)
2117 {
2118 if (option (Opt_cursorUnderline))
2119 *crp ^= RS_Uline;
2120 else
2121 {
2122 *crp ^= RS_RVid;
1974 *srp = SET_FGCOLOR(*srp, ccol1); 2123 *crp = SET_FGCOLOR (*crp, ccol1);
1975 *srp = SET_BGCOLOR(*srp, ccol2); 2124 *crp = SET_BGCOLOR (*crp, ccol2);
1976#endif
1977 }
1978 }
1979
1980 /* make sure no outline cursor is left around */
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 } 2125 }
1989 if (TermWin.focus || !showcursor)
1990 oldcursor.row = -1;
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 } 2126 }
2003 } 2127 }
2128
2129 /* make sure no outline cursor is left around */
2130 setoldcursor = 0;
2131 if (ocrow != -1)
2132 {
2133 if (screen.cur.row - view_start != ocrow
2134 || screen.cur.col != oldcursor.col)
2135 {
2136 if (ocrow < nrow
2137 && oldcursor.col < ncol)
2138 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2139
2140 if (focus || !showcursor)
2141 oldcursor.row = -1;
2142 else
2143 setoldcursor = 1;
2144 }
2004 } 2145 }
2146 else if (!focus)
2147 setoldcursor = 1;
2148
2149 if (setoldcursor)
2150 {
2151 if (screen.cur.row - view_start >= nrow)
2152 oldcursor.row = -1;
2153 else
2154 {
2155 oldcursor.row = screen.cur.row - view_start;
2156 oldcursor.col = screen.cur.col;
2157 }
2158 }
2159 }
2005 2160
2006#ifndef NO_SLOW_LINK_SUPPORT 2161#ifndef NO_SLOW_LINK_SUPPORT
2007 /* 2162 /*
2008 * D: CopyArea pass - very useful for slower links 2163 * D: CopyArea pass - very useful for slower links
2009 * This has been deliberately kept simple. 2164 * This has been deliberately kept simple.
2010 */ 2165 */
2011 i = num_scr; 2166 if (!display->is_local
2012 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2167 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2013 && abs(i) < TermWin.nrow && !must_clear) 2168 && abs (num_scr) < nrow && !have_bg)
2014 { 2169 {
2015 int16_t nits; 2170 int16_t nits;
2016 int j; 2171 int i = num_scr;
2017 rend_t *drp2; 2172 int j;
2018 text_t *dtp2; 2173 int len, wlen;
2019 int len, wlen;
2020 2174
2021 j = TermWin.nrow; 2175 j = nrow;
2022 wlen = len = -1; 2176 wlen = len = -1;
2023 row = i > 0 ? 0 : j - 1; 2177 row = i > 0 ? 0 : j - 1;
2178
2024 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2179 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2025 { 2180 {
2026 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2181 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2027 { 2182 {
2028 stp = screen.text[row + row_offset]; 2183 line_t s = ROW(view_start + row);
2029 srp = screen.rend[row + row_offset];
2030 dtp = drawn_text[row]; 2184 line_t d = drawn_buf[row];
2031 dtp2 = drawn_text[row + i]; 2185 line_t d2 = drawn_buf[row + i];
2032 drp = drawn_rend[row];
2033 drp2 = drawn_rend[row + i];
2034 2186
2035 for (nits = 0, col = TermWin.ncol; col--; ) 2187 for (nits = 0, col = ncol; col--; )
2036 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2188 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2037 nits--; 2189 nits--;
2038 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2190 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2039 nits++; 2191 nits++;
2040 2192
2041 if (nits > 8) /* XXX: arbitrary choice */ 2193 if (nits > 8) /* XXX: arbitrary choice */
2194 {
2195 for (col = ncol; col--; )
2196 {
2197 *d.t++ = *d2.t++;
2198 *d.r++ = *d2.r++;
2199 }
2200
2201 if (len == -1)
2202 len = row;
2203
2204 wlen = row;
2205 continue;
2206 }
2207 }
2208
2209 if (len >= 0)
2210 {
2211 /* also comes here at end if needed because of >= above */
2212 if (wlen < len)
2213 ::swap (wlen, len);
2214
2215 XGCValues gcv;
2216
2217 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2218 XCopyArea (dpy, vt, vt,
2219 gc, 0, Row2Pixel (len + i),
2220 (unsigned int)this->width,
2221 (unsigned int)Height2Pixel (wlen - len + 1),
2222 0, Row2Pixel (len));
2223 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2224
2225 len = -1;
2226 }
2227 }
2228 }
2229#endif
2230
2231 /*
2232 * E: main pass across every character
2233 */
2234 for (row = 0; row < nrow; row++)
2235 {
2236 text_t *stp = ROW(view_start + row).t;
2237 rend_t *srp = ROW(view_start + row).r;
2238 text_t *dtp = drawn_buf[row].t;
2239 rend_t *drp = drawn_buf[row].r;
2240
2241 /*
2242 * E2: OK, now the real pass
2243 */
2244 int ypixel = (int)Row2Pixel (row);
2245
2246 for (col = 0; col < ncol; col++)
2247 {
2248 /* compare new text with old - if exactly the same then continue */
2249 if (stp[col] == dtp[col] /* Must match characters to skip. */
2250 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2251 || (stp[col] == ' ' /* space w/ no background change */
2252 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2253 continue;
2254
2255 // redraw one or more characters
2256
2257 // seek to the beginning of wide characters
2258 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2259 --col;
2260
2261 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2262 text_t *text = stp + col;
2263 int count = 1;
2264
2265 dtp[col] = stp[col];
2266 drp[col] = rend;
2267
2268 int xpixel = Col2Pixel (col);
2269
2270 for (i = 0; ++col < ncol; )
2271 {
2272 if (stp[col] == NOCHAR)
2273 {
2274 dtp[col] = stp[col];
2275 drp[col] = srp[col];
2276
2277 count++;
2278 i++;
2279
2280 continue;
2281 }
2282
2283 if (!RS_SAME (rend, srp[col]))
2284 break;
2285
2286 count++;
2287
2288 if (stp[col] != dtp[col]
2289 || !RS_SAME (srp[col], drp[col]))
2290 {
2291 if (have_bg && (i++ > count / 2))
2292 break;
2293
2294 dtp[col] = stp[col];
2295 drp[col] = rend;
2296 i = 0;
2297 }
2298 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2299 break;
2300 }
2301
2302 col--; /* went one too far. move back */
2303 count -= i; /* dump any matching trailing chars */
2304
2305 // sometimes we optimize away the trailing NOCHAR's, add them back
2306 while (ecb_unlikely (i && text[count] == NOCHAR))
2307 count++, i--;
2308
2309 /*
2310 * Determine the attributes for the string
2311 */
2312 int fore = fgcolor_of (rend); // desired foreground
2313 int back = bgcolor_of (rend); // desired background
2314
2315 // only do special processing if any attributes are set, which is unlikely
2316 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2317 {
2318 bool invert = rend & RS_RVid;
2319
2320#ifndef NO_BOLD_UNDERLINE_REVERSE
2321 if (rend & RS_Bold && fore == Color_fg)
2322 {
2323 if (ISSET_PIXCOLOR (Color_BD))
2324 fore = Color_BD;
2325# if !ENABLE_STYLES
2326 else
2327 invert = !invert;
2328# endif
2329 }
2330
2331 if (rend & RS_Italic && fore == Color_fg)
2332 {
2333 if (ISSET_PIXCOLOR (Color_IT))
2334 fore = Color_IT;
2335# if !ENABLE_STYLES
2336 else
2337 invert = !invert;
2338# endif
2339 }
2340
2341 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2342 fore = Color_UL;
2343#endif
2344
2345#ifdef OPTION_HC
2346 if (rend & RS_Sel)
2347 {
2348 /* invert the column if no highlightColor is set or it is the
2349 * current cursor column */
2350 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2351 && ISSET_PIXCOLOR (Color_HC))
2352 {
2353 if (ISSET_PIXCOLOR (Color_HTC))
2354 fore = Color_HTC;
2355 // if invert is 0 reverse video is set so we use bg color as fg color
2356 else if (!invert)
2357 fore = back;
2358
2359 back = Color_HC;
2360 invert = 0;
2361 }
2362 }
2363#endif
2364
2365 if (invert)
2366 {
2367 ::swap (fore, back);
2368
2369#ifndef NO_BOLD_UNDERLINE_REVERSE
2370 if (fore == back)
2371 {
2372 fore = Color_bg;
2373 back = Color_fg;
2374 }
2375#endif
2376 }
2377
2378#ifdef TEXT_BLINK
2379 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2380 {
2381 if (!text_blink_ev.is_active ())
2382 {
2383 text_blink_ev.again ();
2384 hidden_text = 0;
2385 }
2386 else if (hidden_text)
2387 fore = back;
2388 }
2389#endif
2390
2391#if ENABLE_STYLES
2392 // "careful" (too wide) character handling
2393
2394 // include previous careful character(s) if possible, looks nicer (best effort...)
2395 while (text > stp
2396 && srp[text - stp - 1] & RS_Careful
2397 && RS_SAME (rend, srp[text - stp - 1]))
2398 text--, count++, xpixel -= fwidth;
2399
2400 // force redraw after "careful" characters to avoid pixel droppings
2401 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2402 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2403
2404 // force redraw before "careful" characters to avoid pixel droppings
2405 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2406 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2407#endif
2408 }
2409
2410 /*
2411 * Actually do the drawing of the string here
2412 */
2413 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2414
2415 if (ecb_likely (have_bg && back == Color_bg))
2416 {
2417 // this is very ugly, maybe push it into ->draw?
2418
2419 for (i = 0; i < count; i++) /* don't draw empty strings */
2420 if (text[i] != ' ')
2042 { 2421 {
2043 for (col = TermWin.ncol; col--; ) 2422 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2044 { 2423 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 } 2424 }
2425
2426 CLEAR_CHARS (xpixel, ypixel, count);
2427 did_clear: ;
2055 } 2428 }
2429 else
2430 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2056 2431
2057 if (len != -1) 2432 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2058 { 2433 {
2059 /* also comes here at end if needed because of >= above */ 2434#if ENABLE_FRILLS
2060 if (wlen < len) 2435 if (ISSET_PIXCOLOR (Color_underline))
2061 SWAP_IT(wlen, len, int); 2436 XSetForeground (dpy, gc, pix_colors[Color_underline]);
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 2437 else
2179 rvid = !rvid; /* fall back */ 2438#endif
2439 XSetForeground (dpy, gc, pix_colors[fore]);
2440
2441 XDrawLine (dpy, vt, gc,
2442 xpixel, ypixel + font->ascent + 1,
2443 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2180 } 2444 }
2181#endif 2445 } /* for (col....) */
2182 if (rvid) 2446 } /* for (row....) */
2447
2448 /*
2449 * G: cleanup cursor and display outline cursor if necessary
2450 */
2451 if (showcursor)
2452 {
2453 if (focus)
2454 {
2455 if (option (Opt_cursorUnderline))
2456 *crp ^= RS_Uline;
2457 else
2183 { 2458 {
2184 SWAP_IT(fore, back, int); 2459 *crp ^= RS_RVid;
2185
2186#ifndef NO_BOLD_UNDERLINE_REVERSE
2187 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2188# ifndef NO_CURSORCOLOR 2460#ifndef NO_CURSORCOLOR
2461 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2462#endif
2463 }
2464 }
2465 else if (oldcursor.row >= 0)
2466 {
2467 int cursorwidth = 1;
2468 int col = oldcursor.col;
2469
2470 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2471 col--;
2472
2473 while (col + cursorwidth < ncol
2474 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2475 cursorwidth++;
2476
2477#ifndef NO_CURSORCOLOR
2189 && !ISSET_PIXCOLOR (this, Color_cursor) 2478 if (ISSET_PIXCOLOR (Color_cursor))
2479 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2480 else
2481#endif
2482 XSetForeground (dpy, gc, pix_colors[ccol1]);
2483
2484 XDrawRectangle (dpy, vt, gc,
2485 Col2Pixel (col),
2486 Row2Pixel (oldcursor.row),
2487 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2488 (unsigned int) (Height2Pixel (1) - 1));
2489 }
2490 }
2491
2492 /*
2493 * H: cleanup selection
2494 */
2495#if ENABLE_OVERLAY
2496 scr_swap_overlay ();
2497#endif
2498 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2499
2500 scr_reverse_selection ();
2501
2502 screen.flags = old_screen_flags;
2503 num_scr = 0;
2504 num_scr_allow = 1;
2505}
2506
2507void ecb_cold
2508rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2509{
2510 if (!l.valid ())
2511 return;
2512
2513 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2514
2515 for (int i = ncol; i--; )
2516 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2517}
2518
2519void ecb_cold
2520rxvt_term::scr_remap_chars () NOTHROW
2521{
2522 for (int i = total_rows; i--; )
2523 scr_remap_chars (row_buf [i]);
2524
2525 for (int i = nrow; i--; )
2526 {
2527 scr_remap_chars (drawn_buf [i]);
2528 scr_remap_chars (swap_buf [i]);
2529 }
2530}
2531
2532void ecb_cold
2533rxvt_term::scr_recolour (bool refresh) NOTHROW
2534{
2535 bool transparent = false;
2536
2537#ifdef HAVE_BG_PIXMAP
2538 if (bg_img != 0)
2539 {
2540# if ENABLE_TRANSPARENCY
2541 if (bg_flags & BG_IS_TRANSPARENT)
2542 {
2543 XSetWindowBackgroundPixmap (dpy, parent, bg_img->pm);
2544 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2545
2546 transparent = true;
2547 }
2548 else
2190# endif 2549# 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 } 2550 {
2267 } 2551 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2268 2552 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 /* 2553 }
2279 * clear the whole screen height, note that width == 0 is treated 2554 }
2280 * specially by XClearArea 2555 else
2281 */ 2556#endif
2282 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2557 {
2283 (unsigned int)TermWin.int_bwidth, 2558 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2284 (unsigned int)TermWin_TotalHeight(), False); 2559 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2285 if (clearlast && TermWin.int_bwidth) 2560 }
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 2561
2297 num_scr = 0; 2562 XClearWindow (dpy, parent);
2298 num_scr_allow = 1;
2299 want_refresh = 0; /* screen is current */
2300}
2301 2563
2564 if (scrollBar.win)
2565 {
2566 if (transparent)
2567 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2568 else
2569 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2570 scrollBar.state = SB_STATE_IDLE;
2571 scrollBar.show (0);
2572 }
2573
2574 if (refresh)
2575 {
2576 scr_clear ();
2577 scr_touch (true);
2578 }
2579 want_refresh = 1;
2580}
2581
2302/* ------------------------------------------------------------------------- */ 2582/* ------------------------------------------------------------------------- */
2303void 2583void
2304rxvt_term::scr_clear() 2584rxvt_term::scr_clear (bool really) NOTHROW
2305{ 2585{
2306 if (!TermWin.mapped) 2586 if (!mapped)
2307 return; 2587 return;
2308 2588
2309 num_scr_allow = 0; 2589 num_scr_allow = 0;
2310 want_refresh = 1; 2590 want_refresh = 1;
2311#ifdef TRANSPARENT 2591
2312 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2592 if (really)
2593 XClearWindow (dpy, vt);
2594}
2595
2596void
2597rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2598{
2599 int view_end = view_start + nrow;
2600 int row, col;
2601
2602 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2603 {
2604 text_t *stp = ROW(row).t;
2605 rend_t *srp = ROW(row).r;
2606
2607 for (col = beg_col; col < end_col; col++)
2608 srp[col] ^= rstyle1;
2609
2610 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2611 srp[col] ^= rstyle2;
2612
2613 if (++col < end_col)
2614 srp[col] ^= rstyle2;
2313 { 2615 }
2314 int i; 2616}
2315 2617
2316 if (!(Options & Opt_transparent_all)) 2618void
2619rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2620{
2621 int view_end = view_start + nrow;
2622 int row, col;
2623
2624 if (beg_row >= view_start)
2625 {
2626 col = beg_col;
2627 row = beg_row;
2628 }
2629 else
2630 {
2317 i = 0; 2631 col = 0;
2632 row = view_start;
2633 }
2634
2635 for (; row < min (end_row, view_end); row++, col = 0)
2636 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2637 srp[col] ^= rstyle;
2638
2639 if (row == end_row)
2640 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2641 srp[col] ^= rstyle;
2642}
2643
2644/* ------------------------------------------------------------------------- */
2645void ecb_hot
2646rxvt_term::scr_reverse_selection () NOTHROW
2647{
2648 if (selection.op
2649 && current_screen == selection.screen
2650 && selection.end.row >= view_start)
2651 {
2652#if !ENABLE_MINIMAL
2653 if (selection.rect)
2654 scr_xor_rect (selection.beg.row, selection.beg.col,
2655 selection.end.row, selection.end.col,
2656 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2318 else 2657 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 2658#endif
2326 2659 scr_xor_span (selection.beg.row, selection.beg.col,
2327 XClearWindow (Xdisplay, TermWin.vt); 2660 selection.end.row, selection.end.col,
2328} 2661 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 } 2662 }
2364} 2663}
2365 2664
2366/* ------------------------------------------------------------------------- */ 2665/* ------------------------------------------------------------------------- */
2367/* 2666/*
2368 * Dump the whole scrollback and screen to the passed filedescriptor. The 2667 * Dump the whole scrollback and screen to the passed filedescriptor. The
2369 * invoking routine must close the fd. 2668 * invoking routine must close the fd.
2370 */ 2669 */
2371#if 0 2670#if 0
2372/* EXTPROTO */
2373void 2671void
2374rxvt_scr_dump(pR_ int fd) 2672rxvt_term::scr_dump (int fd) NOTHROW
2375{ 2673{
2376 int row, wrote; 2674 // if this method is needed, it can be implemented by factoring the
2377 unsigned int width, towrite; 2675 // 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} 2676}
2395#endif 2677#endif
2396 2678
2397/* ------------------------------------------------------------------------- * 2679/* ------------------------------------------------------------------------- *
2398 * CHARACTER SELECTION * 2680 * CHARACTER SELECTION *
2399 * ------------------------------------------------------------------------- */ 2681 * ------------------------------------------------------------------------- */
2400
2401/*
2402 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2403 */
2404/* EXTPROTO */
2405void 2682void
2406rxvt_selection_check(pR_ int check_more) 2683rxvt_term::selection_check (int check_more) NOTHROW
2407{ 2684{
2408 row_col_t pos;
2409
2410 if (!R->selection.op) 2685 if (!selection.op)
2411 return; 2686 return;
2412 2687
2413 pos.row = pos.col = 0; 2688 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2414 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2689 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2415 || (R->selection.beg.row >= R->TermWin.nrow) 2690 || !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 2691 || (check_more == 1
2421 && R->current_screen == R->selection.screen 2692 && current_screen == selection.screen
2422 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2693 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2423 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2694 && 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); 2695 CLEAR_ALL_SELECTION ();
2433} 2696}
2434 2697
2435/* ------------------------------------------------------------------------- */ 2698/* ------------------------------------------------------------------------- */
2436/* 2699/*
2437 * Paste a selection direct to the command fd 2700 * Paste a selection direct to the command fd
2438 */ 2701 */
2439void 2702void
2440rxvt_term::paste (const unsigned char *data, unsigned int len) 2703rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2441{ 2704{
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 */ 2705 /* convert normal newline chars into common keyboard Return key sequence */
2451 for (i = 0; i < len; i += PROP_SIZE) 2706 for (unsigned int i = 0; i < len; i++)
2452 { 2707 if (data[i] == C0_LF)
2453 n = min (len - i, PROP_SIZE); 2708 data[i] = C0_CR;
2454 MEMCPY (ds, data + i, n);
2455 2709
2456 for (j = 0; j < n; j++) 2710 if (priv_modes & PrivMode_BracketPaste)
2457 if (ds[j] == '\n') 2711 tt_printf ("\x1b[200~");
2458 ds[j] = '\r';
2459 2712
2460 tt_write (ds, (int)n); 2713 tt_write (data, len);
2461 }
2462 2714
2463 free(ds); 2715 if (priv_modes & PrivMode_BracketPaste)
2716 tt_printf ("\x1b[201~");
2464} 2717}
2465 2718
2466/* ------------------------------------------------------------------------- */ 2719void
2467/* 2720rxvt_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{ 2721{
2475 long nread = 0; 2722 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; 2723 return;
2504 }
2505 2724
2506 for (;;) 2725 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} 2726}
2574 2727
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/* ------------------------------------------------------------------------- */ 2728/* ------------------------------------------------------------------------- */
2629/* 2729/*
2630 * Request the current selection: 2730 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2631 * Order: > internal selection if available 2731 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2632 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2732 * 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 2733 * EXT: button 2 release
2637 */ 2734 */
2638/* EXTPROTO */
2639void 2735void
2640rxvt_selection_request(pR_ Time tm, int x, int y) 2736rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2641{ 2737{
2642 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2738 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 } 2739 {
2667 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2740 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2668 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2741 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 } 2742 }
2694 return 0;
2695} 2743}
2696 2744
2697/* ------------------------------------------------------------------------- */ 2745/* ------------------------------------------------------------------------- */
2698/* 2746/*
2699 * Clear all selected text 2747 * Clear all selected text
2700 * EXT: SelectionClear 2748 * EXT: SelectionClear
2701 */ 2749 */
2702/* EXTPROTO */
2703void 2750void
2704rxvt_selection_clear(pR) 2751rxvt_term::selection_clear (bool clipboard) NOTHROW
2705{ 2752{
2706 D_SELECT((stderr, "rxvt_selection_clear()")); 2753 if (!clipboard)
2707 2754 {
2708 R->want_refresh = 1; 2755 want_refresh = 1;
2709 if (R->selection.text)
2710 free(R->selection.text); 2756 free (selection.text);
2711 R->selection.text = NULL; 2757 selection.text = NULL;
2712 R->selection.len = 0; 2758 selection.len = 0;
2713 CLEAR_SELECTION(R); 2759 CLEAR_SELECTION ();
2760
2761 if (display->selection_owner == this)
2762 display->selection_owner = 0;
2763 }
2764 else
2765 {
2766 free (selection.clip_text);
2767 selection.clip_text = NULL;
2768 selection.clip_len = 0;
2769
2770 if (display->clipboard_owner == this)
2771 display->clipboard_owner = 0;
2772 }
2714} 2773}
2715 2774
2716/* ------------------------------------------------------------------------- */ 2775/* ------------------------------------------------------------------------- */
2717/* 2776/*
2718 * Copy a selection into the cut buffer 2777 * Copy a selection into the cut buffer
2719 * EXT: button 1 or 3 release 2778 * EXT: button 1 or 3 release
2720 */ 2779 */
2721/* EXTPROTO */
2722void 2780void
2723rxvt_selection_make(pR_ Time tm) 2781rxvt_term::selection_make (Time tm)
2724{ 2782{
2725 int i, col, end_col, row, end_row; 2783 int size;
2726 unsigned char *new_selection_text; 2784 wchar_t *new_selection_text;
2727 char *str; 2785 text_t *t;
2728 text_t *t;
2729#ifdef ACS_ASCII
2730 rend_t *re;
2731#endif
2732 2786
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) { 2787 switch (selection.op)
2788 {
2735 case SELECTION_CONT: 2789 case SELECTION_CONT:
2736 break; 2790 break;
2737 case SELECTION_INIT: 2791 case SELECTION_INIT:
2738 CLEAR_SELECTION(R); 2792 CLEAR_SELECTION ();
2739 /* FALLTHROUGH */ 2793 /* FALLTHROUGH */
2740 case SELECTION_BEGIN: 2794 case SELECTION_BEGIN:
2741 R->selection.op = SELECTION_DONE; 2795 selection.op = SELECTION_DONE;
2742 /* FALLTHROUGH */ 2796 /* FALLTHROUGH */
2743 default: 2797 default:
2744 return; 2798 return;
2745 } 2799 }
2800
2746 R->selection.op = SELECTION_DONE; 2801 selection.op = SELECTION_DONE;
2747 2802
2748 if (R->selection.clicks == 4) 2803 if (selection.clicks == 4)
2749 return; /* nothing selected, go away */ 2804 return; /* nothing selected, go away */
2750 2805
2806 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2807 return;
2808
2751 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2809 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2752 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2810 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2753 2811
2754 new_selection_text = (unsigned char *)str; 2812 int ofs = 0;
2813 int extra = 0;
2755 2814
2756 col = R->selection.beg.col; 2815 int col = selection.beg.col;
2757 MAX_IT(col, 0); 2816 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 2817
2818 int end_col;
2819
2761 for (; row <= end_row; row++, col = 0) 2820 for (; row <= selection.end.row; row++, col = 0)
2821 {
2822#if !ENABLE_MINIMAL
2823 if (selection.rect)
2762 { 2824 {
2763 t = &(R->screen.text[row][col]); 2825 col = selection.beg.col;
2764
2765 end_col = R->screen.tlen[row];
2766
2767 if (end_col == -1)
2768 end_col = R->TermWin.ncol; 2826 end_col = selection.end.col;
2827 }
2828 else
2829#endif
2830 end_col = ROW(row).l;
2769 2831
2832 col = max (col, 0);
2833
2770 if (row == end_row) 2834 if (row == selection.end.row)
2771 MIN_IT (end_col, R->selection.end.col); 2835 min_it (end_col, selection.end.col);
2772 2836
2837 t = ROW(row).t + col;
2838
2773 for (; col < end_col; col++) 2839 for (; col < end_col; col++)
2840 {
2774 if (*t == NOCHAR) 2841 if (*t == NOCHAR)
2775 t++; 2842 t++;
2843#if ENABLE_COMBINING
2844 else if (IS_COMPOSE (*t))
2845 {
2846 int len = rxvt_composite.expand (*t, 0);
2847
2848 extra -= (len - 1);
2849
2850 if (extra < 0)
2851 {
2852 extra += size;
2853 size += size;
2854 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2855 }
2856
2857 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2858 }
2859#endif
2776 else 2860 else
2777 { 2861 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 { 2862 }
2828 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2863
2829 PropModeReplace, ct.value, ct.nitems); 2864#if !ENABLE_MINIMAL
2830 XFree (ct.value); 2865 if (selection.rect)
2866 {
2867 while (ofs
2868 && new_selection_text[ofs - 1] != C0_LF
2869 && unicode::is_space (new_selection_text[ofs - 1]))
2870 --ofs;
2871
2872 new_selection_text[ofs++] = C0_LF;
2831 } 2873 }
2832 else 2874 else
2833 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2875#endif
2834 PropModeReplace, R->selection.text, (int)R->selection.len); 2876 if (!ROW(row).is_longer ()
2877 && (row != selection.end.row || end_col != selection.end.col)
2878 && (row != selection.beg.row || selection.beg.col < ncol))
2879 new_selection_text[ofs++] = C0_LF;
2880 }
2881
2882 new_selection_text[ofs] = 0;
2883
2884 if (ofs == 0)
2835 } 2885 {
2886 free (new_selection_text);
2887 return;
2888 }
2836 2889
2890 free (selection.text);
2891
2892 // we usually allocate much more than necessary, so realloc it smaller again
2893 selection.len = ofs;
2894 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2895
2896 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2897 return;
2898
2899 selection_grab (tm);
2900}
2901
2902bool
2903rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2904{
2905 Atom sel;
2906
2907 if (!clipboard)
2908 {
2837 R->selection_time = tm; 2909 selection_time = tm;
2838 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2910 sel = XA_PRIMARY;
2911 }
2912 else
2913 {
2914 clipboard_time = tm;
2915 sel = xa[XA_CLIPBOARD];
2916 }
2917
2918 XSetSelectionOwner (dpy, sel, vt, tm);
2919 if (XGetSelectionOwner (dpy, sel) == vt)
2920 {
2921 display->set_selection_owner (this, clipboard);
2922 return true;
2923 }
2924 else
2925 {
2926 selection_clear (clipboard);
2927 return false;
2928 }
2929
2930#if 0
2931 XTextProperty ct;
2932
2933 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2934 {
2935 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2936 XFree (ct.value);
2937 }
2938#endif
2839} 2939}
2840 2940
2841/* ------------------------------------------------------------------------- */ 2941/* ------------------------------------------------------------------------- */
2842/* 2942/*
2843 * Mark or select text based upon number of clicks: 1, 2, or 3 2943 * Mark or select text based upon number of clicks: 1, 2, or 3
2844 * EXT: button 1 press 2944 * EXT: button 1 press
2845 */ 2945 */
2846void 2946void ecb_cold
2847rxvt_term::selection_click (int clicks, int x, int y) 2947rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2848{ 2948{
2849 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2850
2851 clicks = ((clicks - 1) % 3) + 1; 2949 clicks = ((clicks - 1) % 3) + 1;
2852 selection.clicks = clicks; /* save clicks so extend will work */ 2950 selection.clicks = clicks; /* save clicks so extend will work */
2853 2951
2952 if (clicks == 2 && !selection.rect
2953 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2954 {
2955 MEvent.clicks = 1; // what a mess
2956 selection.screen = current_screen;
2957 selection.op = SELECTION_CONT;
2958 return;
2959 }
2960
2854 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2961 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2855 2962
2856 if (clicks == 2 || clicks == 3) 2963 if (clicks == 2 || clicks == 3)
2857 rxvt_selection_extend_colrow (this, selection.mark.col, 2964 selection_extend_colrow (selection.mark.col,
2858 selection.mark.row + TermWin.view_start, 2965 selection.mark.row - view_start,
2859 0, /* button 3 */ 2966 0, /* button 3 */
2860 1, /* button press */ 2967 1, /* button press */
2861 0); /* click change */ 2968 0); /* click change */
2862} 2969}
2863 2970
2864/* ------------------------------------------------------------------------- */ 2971/* ------------------------------------------------------------------------- */
2865/* 2972/*
2866 * Mark a selection at the specified col/row 2973 * Mark a selection at the specified col/row
2867 */ 2974 */
2868/* INTPROTO */ 2975void ecb_cold
2869void
2870rxvt_selection_start_colrow(pR_ int col, int row) 2976rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2871{ 2977{
2872 R->want_refresh = 1; 2978 want_refresh = 1;
2979
2980 selection.mark.row = row + view_start;
2873 R->selection.mark.col = col; 2981 selection.mark.col = col;
2874 R->selection.mark.row = row - R->TermWin.view_start; 2982
2875 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2983 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2876 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2984 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2985
2986 while (selection.mark.col > 0
2987 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2877 MAX_IT(R->selection.mark.col, 0); 2988 --selection.mark.col;
2878 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2879 2989
2880 if (R->selection.op) { /* clear the old selection */ 2990 if (selection.op)
2991 {
2992 /* clear the old selection */
2881 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2993 selection.beg.row = selection.end.row = selection.mark.row;
2882 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2994 selection.beg.col = selection.end.col = selection.mark.col;
2883 } 2995 }
2996
2884 R->selection.op = SELECTION_INIT; 2997 selection.op = SELECTION_INIT;
2885 R->selection.screen = R->current_screen; 2998 selection.screen = current_screen;
2886} 2999}
2887 3000
2888/* ------------------------------------------------------------------------- */ 3001/* ------------------------------------------------------------------------- */
2889/* 3002/*
2890 * Word select: select text for 2 clicks 3003 * Word select: select text for 2 clicks
2891 * We now only find out the boundary in one direction 3004 * We now only find out the boundary in one direction
2892 */ 3005 */
2893 3006
2894/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3007/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2895#define DELIMIT_TEXT(x) \ 3008#define DELIMIT_TEXT(x) \
2896 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3009 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2897#define DELIMIT_REND(x) 1 3010#define DELIMIT_REND(x) 1
2898 3011
2899/* INTPROTO */ 3012void ecb_cold
2900void
2901rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3013rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2902{ 3014{
2903 int col, row, dirnadd, tcol, trow, w1, w2; 3015 int col, row, dirnadd, tcol, trow, w1, w2;
2904 row_col_t bound; 3016 row_col_t bound;
2905 text_t *stp; 3017 text_t *stp;
2906 rend_t *srp; 3018 rend_t *srp;
2907 3019
2908 if (dirn == UP) { 3020 if (dirn == UP)
2909 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3021 {
3022 bound.row = top_row - 1;
2910 bound.col = 0; 3023 bound.col = 0;
2911 dirnadd = -1; 3024 dirnadd = -1;
2912 } else { 3025 }
2913 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3026 else
3027 {
3028 bound.row = nrow;
2914 bound.col = R->TermWin.ncol - 1; 3029 bound.col = ncol - 1;
2915 dirnadd = 1; 3030 dirnadd = 1;
2916 } 3031 }
2917 row = mark->row + R->TermWin.saveLines; 3032
3033 row = mark->row;
2918 col = mark->col; 3034 col = max (mark->col, 0);
2919 MAX_IT(col, 0); 3035
2920/* find the edge of a word */ 3036 /* find the edge of a word */
2921 stp = &(R->screen.text[row][col]); 3037 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2922 w1 = DELIMIT_TEXT(*stp); 3038 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2923 3039
2924 if (R->selection_style != NEW_SELECT) { 3040 for (;;)
2925 if (w1 == 1) { 3041 {
3042 for (; col != bound.col; col += dirnadd)
3043 {
2926 stp += dirnadd; 3044 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; 3045 srp += dirnadd;
3046
3047 if (*stp == NOCHAR)
3048 continue;
3049
2939 if (DELIMIT_TEXT(*stp) != w1) 3050 if (DELIMIT_TEXT (*stp) != w1)
3051 break;
3052 if (DELIMIT_REND (*srp) != w2)
3053 break;
3054 }
3055
3056 if ((col == bound.col) && (row != bound.row))
3057 {
3058 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3059 {
3060 trow = row + dirnadd;
3061 tcol = dirn == UP ? ncol - 1 : 0;
3062
3063 if (!ROW(trow).t)
2940 break; 3064 break;
2941 srp += dirnadd; 3065
2942 if (DELIMIT_REND(*srp) != w2) 3066 stp = ROW(trow).t + tcol;
3067 srp = ROW(trow).r + tcol;
3068
3069 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2943 break; 3070 break;
2944 } 3071
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; 3072 row = trow;
2956 col = tcol; 3073 col = tcol;
2957 continue; 3074 continue;
2958 } 3075 }
2959 } 3076 }
2960 break; 3077 break;
2961 } 3078 }
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 3079
2965 if (dirn == DN) 3080 if (dirn == DN)
2966 col++; /* put us on one past the end */ 3081 col++; /* put us on one past the end */
2967 3082
2968/* Poke the values back in */ 3083 /* Poke the values back in */
2969 ret->row = row - R->TermWin.saveLines; 3084 ret->row = row;
2970 ret->col = col; 3085 ret->col = col;
2971} 3086}
2972 3087
2973/* ------------------------------------------------------------------------- */ 3088/* ------------------------------------------------------------------------- */
2974/* 3089/*
2975 * Extend the selection to the specified x/y pixel location 3090 * Extend the selection to the specified x/y pixel location
2976 * EXT: button 3 press; button 1 or 3 drag 3091 * EXT: button 3 press; button 1 or 3 drag
2977 * flag == 0 ==> button 1 3092 * flag == 0 ==> button 1
2978 * flag == 1 ==> button 3 press 3093 * flag == 1 ==> button 3 press
2979 * flag == 2 ==> button 3 motion 3094 * flag == 2 ==> button 3 motion
2980 */ 3095 */
2981void 3096void ecb_cold
2982rxvt_term::selection_extend (int x, int y, int flag) 3097rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2983{ 3098{
2984 int col, row; 3099 int col = clamp (Pixel2Col (x), 0, ncol);
3100 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2985 3101
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 /* 3102 /*
2995 * If we're selecting characters (single click) then we must check first 3103 * 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 3104 * 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 3105 * 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. 3106 * be _past_ a character for it to be selected.
2999 */ 3107 */
3000 if (selection_style != OLD_SELECT)
3001 {
3002 if (((selection.clicks % 3) == 1) && !flag 3108 if (((selection.clicks % 3) == 1) && !flag
3003 && (col == selection.mark.col 3109 && (col == selection.mark.col
3004 && (row == selection.mark.row + TermWin.view_start))) 3110 && (row == selection.mark.row - view_start)))
3005 { 3111 {
3006 /* select nothing */ 3112 /* select nothing */
3007 selection.beg.row = selection.end.row = 0; 3113 selection.beg.row = selection.end.row = 0;
3008 selection.beg.col = selection.end.col = 0; 3114 selection.beg.col = selection.end.col = 0;
3009 selection.clicks = 4; 3115 selection.clicks = 4;
3010 want_refresh = 1; 3116 want_refresh = 1;
3011 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
3012 return; 3117 return;
3013 }
3014 } 3118 }
3015#endif 3119
3016 if (selection.clicks == 4) 3120 if (selection.clicks == 4)
3017 selection.clicks = 1; 3121 selection.clicks = 1;
3018 3122
3019 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3123 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3020 flag == 1 ? 1 : 0, /* ? button press */ 3124 flag == 1 ? 1 : 0, /* ? button press */
3021 0); /* no click change */ 3125 0); /* no click change */
3022} 3126}
3023 3127
3024/* ------------------------------------------------------------------------- */ 3128/* ------------------------------------------------------------------------- */
3025/* 3129/*
3026 * Extend the selection to the specified col/row 3130 * Extend the selection to the specified col/row
3027 */ 3131 */
3028/* INTPROTO */ 3132void ecb_cold
3029void
3030rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3133rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3031{ 3134{
3032 int16_t ncol = R->TermWin.ncol;
3033 int end_col;
3034 row_col_t pos; 3135 row_col_t pos;
3035 enum { 3136 enum {
3036 LEFT, RIGHT 3137 LEFT, RIGHT
3037 } closeto = RIGHT; 3138 } closeto = RIGHT;
3038 3139
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; 3140 want_refresh = 1;
3141
3043 switch (R->selection.op) { 3142 switch (selection.op)
3143 {
3044 case SELECTION_INIT: 3144 case SELECTION_INIT:
3045 CLEAR_SELECTION(R); 3145 CLEAR_SELECTION ();
3046 R->selection.op = SELECTION_BEGIN; 3146 selection.op = SELECTION_BEGIN;
3047 /* FALLTHROUGH */ 3147 /* FALLTHROUGH */
3048 case SELECTION_BEGIN: 3148 case SELECTION_BEGIN:
3049 if (row != R->selection.mark.row || col != R->selection.mark.col 3149 if (row != selection.mark.row || col != selection.mark.col
3050 || (!button3 && buttonpress)) 3150 || (!button3 && buttonpress))
3051 R->selection.op = SELECTION_CONT; 3151 selection.op = SELECTION_CONT;
3052 break; 3152 break;
3053 case SELECTION_DONE: 3153 case SELECTION_DONE:
3054 R->selection.op = SELECTION_CONT; 3154 selection.op = SELECTION_CONT;
3055 /* FALLTHROUGH */ 3155 /* FALLTHROUGH */
3056 case SELECTION_CONT: 3156 case SELECTION_CONT:
3057 break; 3157 break;
3058 case SELECTION_CLEAR: 3158 case SELECTION_CLEAR:
3059 rxvt_selection_start_colrow(aR_ col, row); 3159 selection_start_colrow (col, row);
3060 /* FALLTHROUGH */ 3160 /* FALLTHROUGH */
3061 default: 3161 default:
3062 return; 3162 return;
3063 } 3163 }
3164
3064 if (R->selection.beg.col == R->selection.end.col 3165 if (selection.beg.col == selection.end.col
3065 && R->selection.beg.col != R->selection.mark.col 3166 && selection.beg.col != selection.mark.col
3066 && R->selection.beg.row == R->selection.end.row 3167 && selection.beg.row == selection.end.row
3067 && R->selection.beg.row != R->selection.mark.row) { 3168 && selection.beg.row != selection.mark.row)
3169 {
3068 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3170 selection.beg.col = selection.end.col = selection.mark.col;
3069 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3171 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 } 3172 }
3072 3173
3073 pos.col = col; 3174 pos.col = col;
3074 pos.row = row; 3175 pos.row = view_start + row;
3075 3176
3076 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3177 /*
3077 3178 * This is mainly xterm style selection with a couple of differences, mainly
3078#ifndef NO_OLD_SELECTION 3179 * in the way button3 drag extension works.
3079/* 3180 * 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. 3181 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3081 * There are no ``selection modes'', button3 is always character extension. 3182 * is always at the left/right edge of the selection.
3082 * Note: button3 drag is always available, c.f. v2.20 3183 * b) button3 press: extend/contract character/word/line at whichever edge of
3083 * Selection always terminates (left or right as appropriate) at the mark. 3184 * the selection we are closest to.
3185 * c) button3 drag : extend/contract character/word/line - we select around
3186 * a point/word/line which is either the start or end of the selection
3187 * and it was decided by whichever point/word/line was `fixed' at the
3188 * time of the most recent button3 press
3084 */ 3189 */
3085 if (R->selection_style == OLD_SELECT) { 3190 if (button3 && buttonpress)
3086 if (R->selection.clicks == 1 || button3) { 3191 {
3087 if (R->hate_those_clicks) { 3192 /* button3 press */
3088 R->hate_those_clicks = 0; 3193 /*
3089 if (R->selection.clicks == 1) { 3194 * first determine which edge of the selection we are closest to
3090 R->selection.beg.row = R->selection.mark.row; 3195 */
3091 R->selection.beg.col = R->selection.mark.col; 3196 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3092 } else { 3197 || (!ROWCOL_IS_AFTER (pos, selection.end)
3198 && (((pos.col - selection.beg.col)
3199 + ((pos.row - selection.beg.row) * ncol))
3200 < ((selection.end.col - pos.col)
3201 + ((selection.end.row - pos.row) * ncol)))))
3202 closeto = LEFT;
3203
3204 if (closeto == LEFT)
3205 {
3206 selection.beg.row = pos.row;
3207 selection.beg.col = pos.col;
3208 selection.mark.row = selection.end.row;
3209 selection.mark.col = selection.end.col - (selection.clicks == 2);
3210 }
3211 else
3212 {
3213 selection.end.row = pos.row;
3214 selection.end.col = pos.col;
3093 R->selection.mark.row = R->selection.beg.row; 3215 selection.mark.row = selection.beg.row;
3094 R->selection.mark.col = R->selection.beg.col; 3216 selection.mark.col = selection.beg.col;
3217 }
3218 }
3219 else
3220 {
3221 /* button1 drag or button3 drag */
3222 if (ROWCOL_IS_AFTER (selection.mark, pos))
3223 {
3224 if (selection.mark.row == selection.end.row
3225 && selection.mark.col == selection.end.col
3226 && clickchange
3227 && selection.clicks == 2)
3228 selection.mark.col--;
3229
3230 selection.beg.row = pos.row;
3231 selection.beg.col = pos.col;
3232 selection.end.row = selection.mark.row;
3233 selection.end.col = selection.mark.col + (selection.clicks == 2);
3234 }
3235 else
3236 {
3237 selection.beg.row = selection.mark.row;
3238 selection.beg.col = selection.mark.col;
3239 selection.end.row = pos.row;
3240 selection.end.col = pos.col;
3241 }
3242 }
3243
3244 if (selection.clicks == 1)
3245 {
3246 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3247 && !ROW(selection.beg.row).is_longer ()
3248#if !ENABLE_MINIMAL
3249 && !selection.rect
3250#endif
3251 )
3252 selection.beg.col = ncol;
3253
3254 if (
3255 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3256 && !ROW(selection.end.row).is_longer ()
3257#if !ENABLE_MINIMAL
3258 && !selection.rect
3259#endif
3260 )
3261 selection.end.col = ncol;
3262 }
3263 else if (selection.clicks == 2)
3264 {
3265 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3266 selection.end.col--;
3267
3268 selection_delimit_word (UP, &selection.beg, &selection.beg);
3269 selection_delimit_word (DN, &selection.end, &selection.end);
3270 }
3271 else if (selection.clicks == 3)
3272 {
3273#if ENABLE_FRILLS
3274 if (option (Opt_tripleclickwords))
3275 {
3276 selection_delimit_word (UP, &selection.beg, &selection.beg);
3277
3278 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3279 {
3280 if (!ROW(end_row).is_longer ())
3281 {
3282 selection.end.row = end_row;
3283 selection.end.col = ROW(end_row).l;
3284# if !ENABLE_MINIMAL
3285 selection_remove_trailing_spaces ();
3286# endif
3287 break;
3095 } 3288 }
3096 } 3289 }
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 } 3290 }
3108 } else if (R->selection.clicks == 2) { 3291 else
3109 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3292#endif
3110 &(R->selection.beg)); 3293 {
3111 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3294 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3112 &(R->selection.end)); 3295 selection.mark.col++;
3113 R->hate_those_clicks = 1; 3296
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; 3297 selection.beg.col = 0;
3117 R->selection.end.col = ncol; 3298 selection.end.col = ncol;
3118 R->hate_those_clicks = 1; 3299
3119 } 3300 // 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)); 3301 while (selection.beg.row > -saveLines
3121 return; 3302 && ROW(selection.beg.row - 1).is_longer ())
3122 } 3303 selection.beg.row--;
3123#endif /* ! NO_OLD_SELECTION */ 3304
3124#ifndef NO_NEW_SELECTION 3305 while (selection.end.row < nrow
3125/* selection_style must not be OLD_SELECT to get here */ 3306 && ROW(selection.end.row).is_longer ())
3126/* 3307 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 /* 3308 }
3141 * first determine which edge of the selection we are closest to 3309 }
3142 */ 3310
3143 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3311 if (button3 && buttonpress)
3144 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3312 {
3145 && (((pos.col - R->selection.beg.col) 3313 /* 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) { 3314 if (closeto == LEFT)
3151 R->selection.beg.row = pos.row; 3315 {
3152 R->selection.beg.col = pos.col;
3153 R->selection.mark.row = R->selection.end.row; 3316 selection.mark.row = selection.end.row;
3154 R->selection.mark.col = R->selection.end.col 3317 selection.mark.col = selection.end.col - (selection.clicks == 2);
3155 - (R->selection.clicks == 2); 3318 }
3156 } else { 3319 else
3157 R->selection.end.row = pos.row; 3320 {
3158 R->selection.end.col = pos.col;
3159 R->selection.mark.row = R->selection.beg.row; 3321 selection.mark.row = selection.beg.row;
3160 R->selection.mark.col = R->selection.beg.col; 3322 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 { 3323 }
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 } 3324 }
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 3325
3246#ifndef NO_FRILLS 3326#if !ENABLE_MINIMAL
3247/* INTPROTO */ 3327 if (selection.rect && selection.beg.col > selection.end.col)
3248void 3328 ::swap (selection.beg.col, selection.end.col);
3329#endif
3330}
3331
3332#if !ENABLE_MINIMAL
3333void ecb_cold
3249rxvt_selection_remove_trailing_spaces(pR) 3334rxvt_term::selection_remove_trailing_spaces () NOTHROW
3250{ 3335{
3251 int32_t end_col, end_row; 3336 int32_t end_col, end_row;
3252 text_t *stp; 3337 text_t *stp;
3253 3338
3254 end_col = R->selection.end.col; 3339 end_col = selection.end.col;
3255 end_row = R->selection.end.row; 3340 end_row = selection.end.row;
3341
3256 for ( ; end_row >= R->selection.beg.row; ) { 3342 for (; end_row >= selection.beg.row; )
3257 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3343 {
3344 stp = ROW(end_row).t;
3345
3258 while (--end_col >= 0) { 3346 while (--end_col >= 0)
3259 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3260 break;
3261 } 3347 {
3262 if (end_col >= 0 3348 if (stp[end_col] != NOCHAR
3263 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3349 && !unicode::is_space (stp[end_col]))
3264 R->selection.end.col = end_col + 1;
3265 R->selection.end.row = end_row;
3266 break; 3350 break;
3267 } 3351 }
3352
3353 if (end_col >= 0
3354 || !ROW(end_row - 1).is_longer ())
3355 {
3356 selection.end.col = end_col + 1;
3357 selection.end.row = end_row;
3358 break;
3359 }
3360
3268 end_row--; 3361 end_row--;
3269 end_col = R->TermWin.ncol; 3362 end_col = ncol;
3270 } 3363 }
3364
3271 if (R->selection.mark.row > R->selection.end.row) { 3365 if (selection.mark.row > selection.end.row)
3366 {
3272 R->selection.mark.row = R->selection.end.row; 3367 selection.mark.row = selection.end.row;
3273 R->selection.mark.col = R->selection.end.col; 3368 selection.mark.col = selection.end.col;
3369 }
3274 } else if (R->selection.mark.row == R->selection.end.row 3370 else if (selection.mark.row == selection.end.row
3275 && R->selection.mark.col > R->selection.end.col) 3371 && selection.mark.col > selection.end.col)
3276 R->selection.mark.col = R->selection.end.col; 3372 selection.mark.col = selection.end.col;
3277} 3373}
3278#endif 3374#endif
3279 3375
3280/* ------------------------------------------------------------------------- */ 3376/* ------------------------------------------------------------------------- */
3281/* 3377/*
3282 * Double click on button 3 when already selected 3378 * Double click on button 3 when already selected
3283 * EXT: button 3 double click 3379 * EXT: button 3 double click
3284 */ 3380 */
3285void 3381void ecb_cold
3286rxvt_term::selection_rotate (int x, int y) 3382rxvt_term::selection_rotate (int x, int y) NOTHROW
3287{ 3383{
3288 selection.clicks = selection.clicks % 3 + 1; 3384 selection.clicks = selection.clicks % 3 + 1;
3289 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3385 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3290} 3386}
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 3387
3300/* ------------------------------------------------------------------------- */ 3388/* ------------------------------------------------------------------------- */
3301/* 3389/*
3302 * Respond to a request for our current selection 3390 * Respond to a request for our current selection
3303 * EXT: SelectionRequest 3391 * EXT: SelectionRequest
3304 */ 3392 */
3305/* EXTPROTO */ 3393void ecb_cold
3306void
3307rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3394rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3308{ 3395{
3396 Atom property = rq.property == None ? rq.target : rq.property;
3309 XSelectionEvent ev; 3397 XSelectionEvent ev;
3310 XTextProperty ct;
3311 XICCEncodingStyle style;
3312 Atom target;
3313 3398
3314 ev.type = SelectionNotify; 3399 ev.type = SelectionNotify;
3315 ev.property = None; 3400 ev.property = None;
3316 ev.display = rq->display; 3401 ev.display = rq.display;
3317 ev.requestor = rq->requestor; 3402 ev.requestor = rq.requestor;
3318 ev.selection = rq->selection; 3403 ev.selection = rq.selection;
3319 ev.target = rq->target; 3404 ev.target = rq.target;
3320 ev.time = rq->time; 3405 ev.time = rq.time;
3321 3406
3322 if (rq->target == R->xa[XA_TARGETS]) { 3407 if (rq.target == xa[XA_TARGETS])
3408 {
3323 Atom32 target_list[5]; 3409 Atom target_list[6];
3324 Atom32 *target = target_list; 3410 Atom *target = target_list;
3325 3411
3326 *target++ = (Atom32) R->xa[XA_TARGETS]; 3412 *target++ = xa[XA_TARGETS];
3413 *target++ = xa[XA_TIMESTAMP];
3327 *target++ = (Atom32) XA_STRING; 3414 *target++ = XA_STRING;
3328 *target++ = (Atom32) R->xa[XA_TEXT]; 3415 *target++ = xa[XA_TEXT];
3329 *target++ = (Atom32) R->xa[XA_COMPOUND_TEXT]; 3416 *target++ = xa[XA_COMPOUND_TEXT];
3330#if X_HAVE_UTF8_STRING 3417#if X_HAVE_UTF8_STRING
3331 *target++ = (Atom32) R->xa[XA_UTF8_STRING]; 3418 *target++ = xa[XA_UTF8_STRING];
3332#endif 3419#endif
3420
3333 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM, 3421 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3334 (8 * sizeof(target_list[0])), PropModeReplace, 3422 32, PropModeReplace,
3335 (unsigned char *)target_list, 3423 (unsigned char *)target_list, target - target_list);
3336 target - target_list);
3337 ev.property = rq->property; 3424 ev.property = property;
3425 }
3426#if TODO // TODO
3338 } else if (rq->target == R->xa[XA_MULTIPLE]) { 3427 else if (rq.target == xa[XA_MULTIPLE])
3428 {
3339 /* TODO: Handle MULTIPLE */ 3429 /* TODO: Handle MULTIPLE */
3340 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) { 3430 }
3341 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER, 3431#endif
3342 (8 * sizeof(Time)), PropModeReplace, 3432 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3433 {
3434 XChangeProperty (dpy, rq.requestor, property, rq.target,
3343 (unsigned char *)&R->selection_time, 1); 3435 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3344 ev.property = rq->property; 3436 ev.property = property;
3437 }
3438 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3439 {
3440 XChangeProperty (dpy, rq.requestor, property, rq.target,
3441 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3442 ev.property = property;
3443 }
3345 } else if (rq->target == XA_STRING 3444 else if (rq.target == XA_STRING
3346 || rq->target == R->xa[XA_TEXT] 3445 || rq.target == xa[XA_TEXT]
3347 || rq->target == R->xa[XA_COMPOUND_TEXT] 3446 || rq.target == xa[XA_COMPOUND_TEXT]
3348 || rq->target == R->xa[XA_UTF8_STRING] 3447 || rq.target == xa[XA_UTF8_STRING]
3349 ) { 3448 )
3449 {
3450 XTextProperty ct;
3451 Atom target = rq.target;
3350 short freect = 0; 3452 short freect = 0;
3351 int selectlen; 3453 int selectlen;
3352 char *cl; 3454 wchar_t *cl;
3455 enum {
3456 enc_string = XStringStyle,
3457 enc_text = XStdICCTextStyle,
3458 enc_compound_text = XCompoundTextStyle,
3459#ifdef X_HAVE_UTF8_STRING
3460 enc_utf8 = XUTF8StringStyle,
3461#else
3462 enc_utf8 = -1,
3463#endif
3464 } style;
3353 3465
3354 target = rq->target;
3355
3356 if (target == XA_STRING) 3466 if (target == XA_STRING)
3357 // we actually don't do XA_STRING, but who cares, as i18n clients 3467 // we actually don't do XA_STRING, but who cares, as i18n clients
3358 // will ask for another format anyways. 3468 // will ask for another format anyways.
3359 style = XStringStyle; 3469 style = enc_string;
3360 else if (target == R->xa[XA_TEXT]) 3470 else if (target == xa[XA_TEXT])
3361 style = XTextStyle; 3471 style = enc_text;
3362 else if (target == R->xa[XA_COMPOUND_TEXT]) 3472 else if (target == xa[XA_COMPOUND_TEXT])
3363 style = XCompoundTextStyle; 3473 style = enc_compound_text;
3364#if X_HAVE_UTF8_STRING 3474#if !ENABLE_MINIMAL
3365 else if (target == R->xa[XA_UTF8_STRING]) 3475 else if (target == xa[XA_UTF8_STRING])
3366 style = XUTF8StringStyle; 3476 style = enc_utf8;
3367#endif 3477#endif
3368 else 3478 else
3369 { 3479 {
3370 target = R->xa[XA_COMPOUND_TEXT]; 3480 target = xa[XA_COMPOUND_TEXT];
3371 style = XCompoundTextStyle; 3481 style = enc_compound_text;
3372 } 3482 }
3373 3483
3374 if (R->selection.text) { 3484 if (rq.selection == XA_PRIMARY && selection.text)
3485 {
3375 cl = (char *)R->selection.text; 3486 cl = selection.text;
3376 selectlen = R->selection.len; 3487 selectlen = selection.len;
3488 }
3489 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3490 {
3491 cl = selection.clip_text;
3492 selectlen = selection.clip_len;
3493 }
3377 } else { 3494 else
3495 {
3378 cl = ""; 3496 cl = L"";
3379 selectlen = 0; 3497 selectlen = 0;
3498 }
3499
3500#if !ENABLE_MINIMAL
3501 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3502 // so recode it manually
3503 if (style == enc_utf8)
3380 } 3504 {
3381
3382 if (XmbTextListToTextProperty(R->Xdisplay, &cl, 1, style, &ct) >= 0)
3383 freect = 1; 3505 freect = 1;
3506 ct.encoding = target;
3507 ct.format = 8;
3508 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3509 ct.nitems = strlen ((char *)ct.value);
3510 }
3384 else 3511 else
3512#endif
3513 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3514 freect = 1;
3515 else
3385 { 3516 {
3386 /* if we failed to convert then send it raw */ 3517 /* if we failed to convert then send it raw */
3387 ct.value = (unsigned char *)cl; 3518 ct.value = (unsigned char *)cl;
3388 ct.nitems = selectlen; 3519 ct.nitems = selectlen;
3520 ct.encoding = target;
3389 } 3521 }
3390 3522
3391 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3523 XChangeProperty (dpy, rq.requestor, property,
3392 target, 8, PropModeReplace, 3524 ct.encoding, 8, PropModeReplace,
3393 ct.value, (int)ct.nitems); 3525 ct.value, (int)ct.nitems);
3394 ev.property = rq->property; 3526 ev.property = property;
3395 3527
3396 if (freect) 3528 if (freect)
3397 XFree (ct.value); 3529 XFree (ct.value);
3398 } 3530 }
3531
3399 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3532 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3400} 3533}
3401 3534
3402/* ------------------------------------------------------------------------- * 3535/* ------------------------------------------------------------------------- */
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 3536#if USE_XIM
3420void 3537void ecb_cold
3421rxvt_term::set_position (XPoint *pos) 3538rxvt_term::im_set_position (XPoint &pos) NOTHROW
3422{ 3539{
3423 XWindowAttributes xwa; 3540 XWindowAttributes xwa;
3424 3541
3425 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3542 XGetWindowAttributes (dpy, vt, &xwa);
3543
3426 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3544 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3427 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3545 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3428} 3546}
3429
3430#endif 3547#endif
3431/* ------------------------------------------------------------------------- */ 3548
3432 3549#if ENABLE_OVERLAY
3550void
3551rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3552{
3553 if (nrow < 1 || ncol < 1)
3554 return;
3555
3556 want_refresh = 1;
3557
3558 scr_overlay_off ();
3559
3560 if (x < 0) x = ncol - w;
3561 if (y < 0) y = nrow - h;
3562
3563 // make space for border
3564 w += 2; min_it (w, ncol);
3565 h += 2; min_it (h, nrow);
3566
3567 x -= 1; clamp_it (x, 0, ncol - w);
3568 y -= 1; clamp_it (y, 0, nrow - h);
3569
3570 ov.x = x; ov.y = y;
3571 ov.w = w; ov.h = h;
3572
3573 ov.text = new text_t *[h];
3574 ov.rend = new rend_t *[h];
3575
3576 for (y = 0; y < h; y++)
3577 {
3578 text_t *tp = ov.text[y] = new text_t[w];
3579 rend_t *rp = ov.rend[y] = new rend_t[w];
3580
3581 text_t t0, t1, t2;
3582 rend_t r = OVERLAY_RSTYLE;
3583
3584 if (y == 0)
3585 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3586 else if (y < h - 1)
3587 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3588 else
3589 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3590
3591 *tp++ = t0;
3592 *rp++ = r;
3593
3594 for (x = w - 2; x > 0; --x)
3595 {
3596 *tp++ = t1;
3597 *rp++ = r;
3598 }
3599
3600 *tp = t2;
3601 *rp = r;
3602 }
3603}
3604
3605void
3606rxvt_term::scr_overlay_off () NOTHROW
3607{
3608 if (!ov.text)
3609 return;
3610
3611 want_refresh = 1;
3612
3613 for (int y = 0; y < ov.h; y++)
3614 {
3615 delete [] ov.text[y];
3616 delete [] ov.rend[y];
3617 }
3618
3619 delete [] ov.text; ov.text = 0;
3620 delete [] ov.rend; ov.rend = 0;
3621}
3622
3623void
3624rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3625{
3626 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3627 return;
3628
3629 x++, y++;
3630
3631 ov.text[y][x] = text;
3632 ov.rend[y][x] = rend;
3633}
3634
3635void
3636rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3637{
3638 while (*s)
3639 scr_overlay_set (x++, y, *s++);
3640}
3641
3642void
3643rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3644{
3645 while (*s)
3646 {
3647 text_t t = *s++;
3648 int width = WCWIDTH (t);
3649
3650 while (width--)
3651 {
3652 scr_overlay_set (x++, y, t);
3653 t = NOCHAR;
3654 }
3655 }
3656}
3657
3658void
3659rxvt_term::scr_swap_overlay () NOTHROW
3660{
3661 if (!ov.text)
3662 return;
3663
3664 // hide cursor if it is within the overlay area
3665 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3666 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3667 screen.flags &= ~Screen_VisibleCursor;
3668
3669 // swap screen mem with overlay
3670 for (int y = ov.h; y--; )
3671 {
3672 text_t *t1 = ov.text[y];
3673 rend_t *r1 = ov.rend[y];
3674
3675 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3676 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3677
3678 for (int x = ov.w; x--; )
3679 {
3680 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3681 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3682 }
3683 }
3684}
3685
3686#endif
3433/* ------------------------------------------------------------------------- * 3687/* ------------------------------------------------------------------------- */
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 3688
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