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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.20 by pcg, Fri Jan 30 15:58:07 2004 UTC vs.
Revision 1.378 by sf-exg, Thu Mar 24 23:55:31 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <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!! 33#include "salloc.C" // HACK, should be a separate compile!
36 34
35static inline void
37inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
38{ 37{
39 while (len--) 38 while (len--)
40 *start++ = value; 39 *start++ = value;
41} 40}
42 41
43/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 16384
45#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
46 44
47/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK(R) \ 48#define ZERO_SCROLLBACK() \
51 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
52 (R)->TermWin.view_start = 0 50 view_start = 0
53#define CLEAR_SELECTION(R) \ 51#define CLEAR_SELECTION() \
54 (R)->selection.beg.row = (R)->selection.beg.col \ 52 selection.beg.row = selection.beg.col \
55 = (R)->selection.end.row = (R)->selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION(R) \ 54#define CLEAR_ALL_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 55 selection.beg.row = selection.beg.col \
58 = (R)->selection.mark.row = (R)->selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
59 = (R)->selection.end.row = (R)->selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
60 58
61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
62 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
64 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
66 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
70 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
73 71
74/* these must be row_col_t */ 72/* these must be row_col_t */
75#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
76 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
77#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
78 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
80 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
82 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#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) 82 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) \ 83#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) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 85
88/* 86/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * 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 */ 88 */
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) \ 89#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 90 if (mapped) \
103 XClearArea (Xdisplay, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel(num), \ 92 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel(1), False) 93 (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 94
113/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
116/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
117void 100void
118rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
119{ 102{
120 efs &= ~RS_baseattrMask; 103 if (!l.t)
104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
121 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
122 117
123 while (width--) 118 while (width--)
124 { 119 {
125 *et++ = ' '; 120 *et++ = ' ';
126 *er++ = efs; 121 *er++ = efs;
… …
128} 123}
129 124
130/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
132void 127void
133rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
134{ 129{
135#ifdef DEBUG_STRICT 130 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 }
143 131
144 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
145} 155}
146 156
147/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
150void 161void
151rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
152{ 163{
153 unsigned int ncol, nrow, total_rows, prev_total_rows;
154 unsigned int p, q;
155 int k;
156 rend_t setrstyle;
157
158 D_SCREEN((stderr, "rxvt_scr_reset()"));
159
160 TermWin.view_start = 0; 164 view_start = 0;
161 num_scr = 0; 165 num_scr = 0;
162 166
163 if (TermWin.ncol == 0) 167 if (ncol == 0)
164 TermWin.ncol = 80; 168 ncol = 80;
165 169
166 if (TermWin.nrow == 0) 170 if (nrow == 0)
167 TermWin.nrow = 24; 171 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 172
172 if (ncol == prev_ncol && nrow == prev_nrow) 173 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 174 return;
174 175
176 // we need at least two lines for wrapping to work correctly
177 while (nrow + saveLines < 2)
178 {
179 //TODO//FIXME
180 saveLines++;
181 prev_nrow--;
182 top_row--;
183 }
184
175 want_refresh = 1; 185 want_refresh = 1;
176 186
187 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 188 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 189
180 screen.tscroll = 0; 190 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 191 screen.bscroll = nrow - 1;
182 192
183 if (!talloc) 193 if (!row_buf)
184 { 194 {
195 /*
196 * first time called so just malloc everything: don't rely on realloc
197 */
198 top_row = 0;
199 term_start = 0;
200
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 201 talloc = new rxvt_salloc (ncol * sizeof (text_t));
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 202 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
187 }
188
189 if (prev_nrow == 0)
190 {
191 /*
192 * first time called so just malloc everything : don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
196 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
198 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 203
200 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 204 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
201 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 205 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
206 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 207
203 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 208 for (int row = nrow; row--; )
204 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
206 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207
208 for (p = 0; p < nrow; p++)
209 {
210 q = p + TermWin.saveLines;
211 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
213 screen.tlen[q] = swap.tlen[p] = 0;
214 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
215 } 209 {
210 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
211 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
212 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
213 }
216 214
217 MEMSET(charsets, 'B', sizeof(charsets)); 215 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 216 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 217 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 218 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 219 screen.charset = 0;
223 current_screen = PRIMARY; 220 current_screen = PRIMARY;
224 rxvt_scr_cursor (this, SAVE); 221 scr_cursor (SAVE);
225 222
226#if NSCREENS 223#if NSCREENS
227 swap.flags = Screen_DefaultFlags; 224 swap.flags = Screen_DefaultFlags;
228 swap.cur.row = swap.cur.col = 0; 225 swap.cur.row = swap.cur.col = 0;
229 swap.charset = 0; 226 swap.charset = 0;
230 current_screen = SECONDARY; 227 current_screen = SECONDARY;
231 rxvt_scr_cursor (this, SAVE); 228 scr_cursor (SAVE);
232 current_screen = PRIMARY; 229 current_screen = PRIMARY;
233#endif 230#endif
234 231
235 selection.text = NULL; 232 selection.text = NULL;
236 selection.len = 0; 233 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 234 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 235 selection.screen = PRIMARY;
239 selection.clicks = 0; 236 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (this); 237 selection.clip_text = NULL;
241 rvideo = 0; 238 selection.clip_len = 0;
242 } 239 }
243 else 240 else
244 { 241 {
245 /* 242 /*
246 * add or delete rows as appropriate 243 * add or delete rows as appropriate
247 */ 244 */
248 setrstyle = DEFAULT_RSTYLE;
249 245
246 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
247 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
248
249#if 0
250 if (nrow < prev_nrow) 250 if (nrow < prev_nrow)
251 { 251 {
252 /* delete rows */
253 k = min (TermWin.nscrolled, prev_nrow - nrow);
254 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
255
256 for (p = nrow; p < prev_nrow; p++) 252 for (int row = nrow; row < prev_nrow; row++)
257 { 253 {
258 q = p + TermWin.saveLines; 254 lfree (swap_buf [row]);
259 if (screen.text[q]) 255 lfree (drawn_buf[row]);
256 }
257 }
258#endif
259
260 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
261 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
262
263 for (int row = min (nrow, prev_nrow); row--; )
264 {
265 lresize (drawn_buf[row]);
266 lresize (swap_buf [row]);
267 }
268
269 for (int row = prev_nrow; row < nrow; row++)
270 {
271 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
272 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
273 }
274
275 line_t *old_buf = row_buf;
276 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
277
278 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
279 int pend = MOD (term_start + top_row , prev_total_rows);
280 int q = total_rows; // rewrapped row
281
282 if (top_row)
283 {
284 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
285 // to come up with a lean and mean algorithm.
286 // TODO: maybe optimise when width didn't change
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
294 assert (old_buf [MOD (p, prev_total_rows)].t);
295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 299 {
261#ifdef DEBUG_STRICT 300 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 301
263#endif 302 plines++;
264 talloc->free (screen.text[q]); 303 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 304 }
267 if (swap.text[p]) 305
306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
268 { 319 {
269#ifdef DEBUG_STRICT 320 qline = row_buf + qrow;
270 assert (swap.rend[p]); 321 lalloc (*qline);
271#endif 322 qline->l = ncol;
272 talloc->free (swap.text[p]); 323 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 324
325 int qcol = 0;
326
327 // see below for cursor adjustment rationale
328 if (p == ocur.row)
329 screen.cur.row = q - (total_rows - nrow);
330
331 // fill a single destination line
332 while (lofs < llen && qcol < ncol)
333 {
334 int prow = lofs / prev_ncol;
335 int pcol = lofs % prev_ncol;
336
337 prow = MOD (p + prow, prev_total_rows);
338
339 // we only adjust the cursor _row_ and put it into
340 // the topmost line of "long line" it was in, as
341 // this seems to upset applications/shells/readline
342 // least.
343 if (prow == ocur.row)
344 screen.cur.row = q - (total_rows - nrow);
345
346 line_t &pline = old_buf [prow];
347
348 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
349
350 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
351 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
352
353 lofs += len;
354 qcol += len;
355 }
274 } 356 }
275#ifdef DEBUG_STRICT 357
276 assert (drawn_text[p] && drawn_rend[p]); 358 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 359 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 360 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 361 }
362 while (p != pend && q > 0);
281 363
282 /* we have fewer rows so fix up cursor position */ 364 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 365 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
285 366
286 scr_reset_realloc (); /* realloc _last_ */ 367 // make sure all terminal lines exist
287 } 368 while (top_row > 0)
288 else if (nrow > prev_nrow) 369 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
289 { 370 }
290 /* add rows */ 371 else
291 scr_reset_realloc (); /* realloc _first_ */ 372 {
373 // if no scrollback exists (yet), wing, instead of wrap
292 374
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 375 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 { 376 {
299 screen.tlen[p] = 0; 377 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 378 line_t &qline = row_buf [row];
301 screen.rend[p] = NULL; 379
380 qline = pline;
381 lresize (qline);
302 } 382 }
303 383
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++) 384 for (int row = prev_nrow; row < nrow; row++)
308 { 385 {
309 swap.tlen[p] = 0; 386 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
310 swap.text[p] = NULL;
311 swap.rend[p] = NULL;
312 drawn_text[p] = NULL;
313 drawn_rend[p] = NULL;
314 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
315 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
316 } 387 }
317 388
318 if (k > 0) 389 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 { 390 }
339 int common = min (prev_ncol, ncol); 391
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 392 free (old_buf);
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 393 delete old_ta;
394 delete old_ra;
395
396 clamp_it (screen.cur.row, 0, nrow - 1);
397 clamp_it (screen.cur.col, 0, ncol - 1);
342 398 }
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;
349 399
350 MIN_IT(screen.tlen[p], (int16_t)ncol);
351
352 if (ncol > prev_ncol)
353 scr_blank_line (&(screen.text[p][prev_ncol]),
354 &(screen.rend[p][prev_ncol]),
355 ncol - prev_ncol,
356 setrstyle);
357 }
358 }
359
360 for (p = 0; p < nrow; p++)
361 {
362 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
363 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
364
365 if (ncol > prev_ncol)
366 scr_blank_line (&(drawn_text[p][prev_ncol]),
367 &(drawn_rend[p][prev_ncol]),
368 ncol - prev_ncol, setrstyle);
369
370 if (swap.text[p])
371 {
372 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
373 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
374
375 MIN_IT(swap.tlen[p], (int16_t)ncol);
376
377 if (ncol > prev_ncol)
378 scr_blank_line (&(swap.text[p][prev_ncol]),
379 &(swap.rend[p][prev_ncol]),
380 ncol - prev_ncol, setrstyle);
381 }
382
383 }
384
385 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
386 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
387
388 delete talloc; talloc = ta;
389 delete ralloc; ralloc = ra;
390 }
391
392 if (tabs)
393 free(tabs); 400 free (tabs);
394 } 401 tabs = (char *)rxvt_malloc (ncol);
402
403 for (int col = ncol; col--; )
404 tabs [col] = col % TABSIZE == 0;
405
406 CLEAR_ALL_SELECTION ();
395 407
396 prev_nrow = nrow; 408 prev_nrow = nrow;
397 prev_ncol = ncol; 409 prev_ncol = ncol;
398 410
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 (); 411 tt_winch ();
405}
406 412
407void 413 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} 414}
429 415
430/* ------------------------------------------------------------------------- */ 416/* ------------------------------------------------------------------------- */
431/* 417/*
432 * Free everything. That way malloc debugging can find leakage. 418 * Free everything. That way malloc debugging can find leakage.
433 */ 419 */
434void 420void
435rxvt_term::scr_release() 421rxvt_term::scr_release () NOTHROW
436{ 422{
437 uint16_t total_rows; 423 if (row_buf)
438 int i;
439
440 total_rows = TermWin.nrow + TermWin.saveLines;
441
442#ifdef DEBUG_STRICT
443 for (i = 0; i < total_rows; i++)
444 {
445 if (screen.text[i])
446 /* then so is screen.rend[i] */
447 assert(screen.rend[i]);
448 } 424 {
449#endif
450
451 delete talloc; talloc = 0; 425 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 426 delete ralloc; ralloc = 0;
453 427
454 free (screen.text); 428 free (row_buf);
455 free (screen.tlen); 429 free (swap_buf);
456 free (screen.rend); 430 free (drawn_buf);
457 free (drawn_text); 431 row_buf = 0; // signal that we freed all the arrays above
458 free (drawn_rend); 432
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 433 free (tabs);
465 434 tabs = 0;
466 /* NULL these so if anything tries to use them, we'll know about it */ 435 }
467 screen.text = drawn_text = swap.text = NULL;
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 436}
474 437
475/* ------------------------------------------------------------------------- */ 438/* ------------------------------------------------------------------------- */
476/* 439/*
477 * Hard reset 440 * Hard/Soft reset
478 */ 441 */
479/* EXTPROTO */
480void 442void
481rxvt_scr_poweron(pR) 443rxvt_term::scr_poweron ()
482{ 444{
483 D_SCREEN((stderr, "rxvt_scr_poweron()"));
484
485 R->scr_release (); 445 scr_release ();
486 R->prev_nrow = R->prev_ncol = 0; 446 prev_nrow = prev_ncol = 0;
447 rvideo_mode = false;
448 scr_soft_reset ();
487 R->scr_reset (); 449 scr_reset ();
488 450
489 R->scr_clear (); 451 scr_clear (true);
490 R->scr_refresh (SLOW_REFRESH); 452 scr_refresh ();
491#ifdef RXVT_GRAPHICS 453}
492 rxvt_Gr_reset (aR); 454
455void
456rxvt_term::scr_soft_reset ()
457{
458 /* only affects modes, nothing drastic such as clearing the screen */
459#if ENABLE_OVERLAY
460 scr_overlay_off ();
493#endif 461#endif
462
463 if (current_screen != PRIMARY)
464 scr_swap_screen ();
465
466 scr_scroll_region (0, MAX_ROWS - 1);
467 scr_rendition (0, ~RS_None);
468 scr_insert_mode (0);
494} 469}
495 470
496/* ------------------------------------------------------------------------- * 471/* ------------------------------------------------------------------------- *
497 * PROCESS SCREEN COMMANDS * 472 * PROCESS SCREEN COMMANDS *
498 * ------------------------------------------------------------------------- */ 473 * ------------------------------------------------------------------------- */
499/* 474/*
500 * Save and Restore cursor 475 * Save and Restore cursor
501 * XTERM_SEQ: Save cursor : ESC 7 476 * XTERM_SEQ: Save cursor : ESC 7
502 * XTERM_SEQ: Restore cursor: ESC 8 477 * XTERM_SEQ: Restore cursor: ESC 8
503 */ 478 */
504/* EXTPROTO */
505void 479void
506rxvt_scr_cursor(pR_ int mode) 480rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
507{ 481{
508 screen_t *s; 482 screen_t *s;
509
510 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
511 483
512#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 484#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
513 if (R->current_screen == SECONDARY) 485 if (current_screen == SECONDARY)
514 s = &(R->swap); 486 s = &swap;
515 else 487 else
516#endif 488#endif
517 s = &(R->screen); 489 s = &screen;
490
518 switch (mode) { 491 switch (mode)
492 {
519 case SAVE: 493 case SAVE:
520 s->s_cur.row = s->cur.row; 494 s->s_cur.row = screen.cur.row;
521 s->s_cur.col = s->cur.col; 495 s->s_cur.col = screen.cur.col;
522 s->s_rstyle = R->rstyle; 496 s->s_rstyle = rstyle;
523 s->s_charset = s->charset; 497 s->s_charset = screen.charset;
524 s->s_charset_char = R->charsets[s->charset]; 498 s->s_charset_char = charsets[screen.charset];
525 break; 499 break;
500
526 case RESTORE: 501 case RESTORE:
527 R->want_refresh = 1; 502 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 503 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 504 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 505 screen.flags &= ~Screen_WrapNext;
531 R->rstyle = s->s_rstyle; 506 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 507 screen.charset = s->s_charset;
533 R->charsets[s->charset] = s->s_charset_char; 508 charsets[screen.charset] = s->s_charset_char;
534 rxvt_set_font_style(aR); 509 set_font_style ();
535 break; 510 break;
536 } 511 }
512
537/* boundary check in case screen size changed between SAVE and RESTORE */ 513 /* boundary check in case screen size changed between SAVE and RESTORE */
538 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 514 min_it (s->cur.row, nrow - 1);
539 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 515 min_it (s->cur.col, ncol - 1);
540#ifdef DEBUG_STRICT
541 assert(s->cur.row >= 0); 516 assert (s->cur.row >= 0);
542 assert(s->cur.col >= 0); 517 assert (s->cur.col >= 0);
543#else /* drive with your eyes closed */ 518}
544 MAX_IT(s->cur.row, 0); 519
545 MAX_IT(s->cur.col, 0); 520void
546#endif 521rxvt_term::scr_swap_screen ()
522{
523 if (!option (Opt_secondaryScreen))
524 return;
525
526 for (int i = prev_nrow; i--; )
527 ::swap (ROW(i), swap_buf [i]);
528
529 ::swap (screen.cur, swap.cur);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
547} 533}
548 534
549/* ------------------------------------------------------------------------- */ 535/* ------------------------------------------------------------------------- */
550/* 536/*
551 * Swap between primary and secondary screens 537 * Swap between primary and secondary screens
552 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 538 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
553 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 539 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
554 */ 540 */
555/* EXTPROTO */ 541void
556int
557rxvt_scr_change_screen(pR_ int scrn) 542rxvt_term::scr_change_screen (int scrn)
558{ 543{
559 int i; 544 if (scrn == current_screen)
545 return;
546
547 want_refresh = 1;
548 view_start = 0;
549
550 selection_check (2); /* check for boundary cross */
551
552 current_screen = scrn;
553
560#if NSCREENS 554#if NSCREENS
561 int offset; 555 if (option (Opt_secondaryScreen))
562#endif 556 {
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; 557 num_scr = 0;
578 offset = R->TermWin.saveLines; 558
579 for (i = R->prev_nrow; i--;) { 559 scr_swap_screen ();
580 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 560
581 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 561 ::swap (screen.charset, swap.charset);
582 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 562 ::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; 563 screen.flags |= Screen_VisibleCursor;
598 R->swap.flags |= Screen_VisibleCursor; 564 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 } 565 }
566 else
606# endif 567#endif
607#else 568 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); 569 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
619# endif 570}
620#endif 571
572// clear WrapNext indicator, solidifying position on next line
573void
574rxvt_term::scr_do_wrap () NOTHROW
575{
576 if (!(screen.flags & Screen_WrapNext))
621 return scrn; 577 return;
578
579 screen.flags &= ~Screen_WrapNext;
580
581 screen.cur.col = 0;
582
583 if (screen.cur.row == screen.bscroll)
584 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
585 else if (screen.cur.row < nrow - 1)
586 screen.cur.row++;
622} 587}
623 588
624/* ------------------------------------------------------------------------- */ 589/* ------------------------------------------------------------------------- */
625/* 590/*
626 * Change the colour for following text 591 * Change the colour for following text
627 */ 592 */
628/* EXTPROTO */
629void 593void
630rxvt_scr_color(pR_ unsigned int color, int fgbg) 594rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
631{ 595{
596 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
632 color &= RS_fgMask; 597 color = fgbg;
598
633 if (fgbg == Color_fg) 599 if (fgbg == Color_fg)
634 R->rstyle = SET_FGCOLOR(R->rstyle, color); 600 rstyle = SET_FGCOLOR (rstyle, color);
635 else 601 else
636 R->rstyle = SET_BGCOLOR(R->rstyle, color); 602 rstyle = SET_BGCOLOR (rstyle, color);
637} 603}
638 604
639/* ------------------------------------------------------------------------- */ 605/* ------------------------------------------------------------------------- */
640/* 606/*
641 * Change the rendition style for following text 607 * Change the rendition style for following text
642 */ 608 */
643/* EXTPROTO */
644void 609void
645rxvt_scr_rendition(pR_ int set, int style) 610rxvt_term::scr_rendition (int set, int style) NOTHROW
646{ 611{
647 if (set) 612 if (set)
648 R->rstyle |= style; 613 rstyle |= style;
649 else if (style == ~RS_None) 614 else if (style == ~RS_None)
650 R->rstyle = DEFAULT_RSTYLE; 615 rstyle = DEFAULT_RSTYLE;
651 else 616 else
652 R->rstyle &= ~style; 617 rstyle &= ~style;
653} 618}
654 619
655/* ------------------------------------------------------------------------- */ 620/* ------------------------------------------------------------------------- */
656/* 621/*
657 * Scroll text between <row1> and <row2> inclusive, by <count> lines 622 * Scroll text between <row1> and <row2> inclusive, by <count> lines
658 * count positive ==> scroll up 623 * count positive ==> scroll up
659 * count negative ==> scroll down 624 * count negative ==> scroll down
660 * spec == 0 for normal routines
661 */ 625 */
662int 626int
663rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 627rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
664{ 628{
665 int i, j;
666 long nscrolled;
667
668 if (count == 0 || (row1 > row2)) 629 if (count == 0 || (row1 > row2))
669 return 0; 630 return 0;
670 631
671 want_refresh = 1; 632 want_refresh = 1;
672 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 633 num_scr += count;
673 634
674 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 635 if (count > 0
636 && row1 == 0
637 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
638 {
639 top_row = max (top_row - count, -saveLines);
640
641 // scroll everything up 'count' lines
642 term_start = (term_start + count) % total_rows;
643
644 // sever bottommost line
675 { 645 {
676 nscrolled = (long)TermWin.nscrolled + (long)count; 646 line_t &l = ROW(row2 - count);
677 647 l.is_longer (0);
678 if (nscrolled > (long)TermWin.saveLines) 648 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 } 649 }
688 else if (!spec)
689 row1 += TermWin.saveLines;
690 650
691 row2 += TermWin.saveLines; 651 // erase newly scrolled-in lines
652 for (int i = count; i--; )
653 {
654 line_t &l = ROW(nrow - 1 - i);
692 655
656 // optimize if already cleared, can be significant on slow machines
657 // could be rolled into scr_blank_screen_mem
658 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
659 {
660 scr_blank_line (l, 0, l.l, rstyle);
661 l.l = 0;
662 l.f = 0;
663 }
664 else
665 scr_blank_screen_mem (l, rstyle);
666 }
667
668 // now copy lines below the scroll region bottom to the
669 // bottom of the screen again, so they look as if they
670 // hadn't moved.
671 for (int i = nrow; --i > row2; )
672 {
673 line_t &l1 = ROW(i - count);
674 line_t &l2 = ROW(i);
675
676 ::swap (l1, l2);
677 l2.touch ();
678 }
679
680 // move and/or clear selection, if any
693 if (selection.op && current_screen == selection.screen) 681 if (selection.op && current_screen == selection.screen)
694 {
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 } 682 {
707 else if (j >= row1 && j <= row2)
708 {
709 /* move selected region too */
710 selection.beg.row -= count; 683 selection.beg.row -= count;
711 selection.end.row -= count; 684 selection.end.row -= count;
712 selection.mark.row -= count; 685 selection.mark.row -= count;
686
687 if (selection.beg.row < top_row
688 || selection.end.row < top_row
689 || selection.mark.row < top_row)
690 {
691 CLEAR_ALL_SELECTION ();
692 selection.op = SELECTION_CLEAR;
713 } 693 }
714 }
715
716 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
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 { 694 }
734 buf_text[i] = screen.text[j]; 695
735 buf_rend[i] = screen.rend[j]; 696 // finally move the view window, if desired
697 if (option (Opt_scrollWithBuffer)
698 && view_start != 0
699 && view_start != -saveLines)
700 scr_page (UP, count);
701
702 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
703 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
704 }
705 else
706 {
707 if (selection.op && current_screen == selection.screen)
736 } 708 {
737 /* A2: Rotate lines */ 709 if ((selection.beg.row < row1 && selection.end.row > row1)
738 for (j = row1, i = j + count; i <= row2; i++, j++) 710 || (selection.beg.row < row2 && selection.end.row > row2)
711 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
712 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
713 || (selection.end.row - count < row1 && selection.end.row >= row1)
714 || (selection.end.row - count > row2 && selection.end.row <= row2))
715 {
716 CLEAR_ALL_SELECTION ();
717 selection.op = SELECTION_CLEAR;
718 }
719 else if (selection.end.row >= row1 && selection.end.row <= row2)
720 {
721 /* move selected region too */
722 selection.beg.row -= count;
723 selection.end.row -= count;
724 selection.mark.row -= count;
725
726 selection_check (0);
727 }
739 { 728 }
740 screen.tlen[j] = screen.tlen[i]; 729
741 screen.text[j] = screen.text[i]; 730 // use a simple and robust scrolling algorithm, this
742 screen.rend[j] = screen.rend[i]; 731 // part of scr_scroll_text is not time-critical.
732
733 int rows = row2 - row1 + 1;
734
735 min_it (count, rows);
736
737 line_t *temp_buf = row_buf + total_rows;
738
739 for (int row = 0; row < rows; row++)
743 } 740 {
744 j = row2 - count + 1, i = count; 741 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
745 }
746 else /* if (j < 0) */
747 {
748 /* B: scroll down */
749 742
750 /* B1: Copy lines that will get clobbered by the rotation */ 743 if (!IN_RANGE_EXC (row + count, 0, rows))
751 for (i = 0, j = row2; i < count; i++, j--) 744 scr_blank_screen_mem (temp_buf [row], rstyle);
752 { 745 }
753 buf_text[i] = screen.text[j];
754 buf_rend[i] = screen.rend[j];
755 }
756 /* B2: Rotate lines */
757 for (j = row2, i = j - count; i >= row1; i--, j--)
758 {
759 screen.tlen[j] = screen.tlen[i];
760 screen.text[j] = screen.text[i];
761 screen.rend[j] = screen.rend[i];
762 }
763 j = row1, i = count;
764 count = -count;
765 }
766 746
767 /* C: Resurrect lines */ 747 for (int row = 0; row < rows; row++)
768 for (; i--; j++) 748 ROW(row1 + row) = temp_buf [row];
769 { 749 }
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
783 750
784 return count; 751 return count;
785} 752}
786 753
787/* ------------------------------------------------------------------------- */ 754/* ------------------------------------------------------------------------- */
788/* 755/*
789 * Add text given in <str> of length <len> to screen struct 756 * Add text given in <str> of length <len> to screen struct
790 */ 757 */
791/* EXTPROTO */
792void 758void
793rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 759rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
794{ 760{
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 */ 761 if (len <= 0) /* sanity */
802 return; 762 return;
803 763
764 unsigned char checksel;
765 unicode_t c;
766 int ncol = this->ncol;
767 const wchar_t *strend = str + len;
768
804 R->want_refresh = 1; 769 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); 770 ZERO_SCROLLBACK ();
771
809 if (nlines > 0) { 772 if (minlines > 0)
773 {
810 nlines += (R->screen.cur.row - R->screen.bscroll); 774 minlines += screen.cur.row - screen.bscroll;
775 min_it (minlines, screen.cur.row - top_row);
776
811 if ((nlines > 0) 777 if (minlines > 0
812 && (R->screen.tscroll == 0) 778 && screen.tscroll == 0
813 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 779 && screen.bscroll == nrow - 1)
780 {
814 /* _at least_ this many lines need to be scrolled */ 781 /* _at least_ this many lines need to be scrolled */
815 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 782 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
816 R->screen.cur.row -= nlines; 783 screen.cur.row -= minlines;
817 } 784 }
818 } 785 }
819#ifdef DEBUG_STRICT 786
820 assert(R->screen.cur.col < last_col); 787 assert (screen.cur.col < ncol);
821 assert((R->screen.cur.row < R->TermWin.nrow) 788 assert (screen.cur.row < nrow
822 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 789 && screen.cur.row >= top_row);
823#else /* drive with your eyes closed */ 790 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;
829 791
830 checksel = (R->selection.op 792 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
831 && R->current_screen == R->selection.screen) ? 1 : 0;
832 clearsel = 0;
833 793
834 stp = R->screen.text[row]; 794 line_t *line = &ROW(row);
835 srp = R->screen.rend[row];
836 795
837 for (i = 0; i < len;) { 796 while (str < strend)
838 c = str[i++]; 797 {
839 switch (c) { 798 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
840 case '\t': 799
841 rxvt_scr_tab (aR_ 1); 800 if (expect_false (c < 0x20))
801 if (c == C0_LF)
802 {
803 max_it (line->l, screen.cur.col);
804
805 screen.flags &= ~Screen_WrapNext;
806
807 if (screen.cur.row == screen.bscroll)
808 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
809 else if (screen.cur.row < (nrow - 1))
810 row = ++screen.cur.row;
811
812 line = &ROW(row); /* _must_ refresh */
842 continue; 813 continue;
843 case '\n': 814 }
844 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 815 else if (c == C0_CR)
845 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 816 {
817 max_it (line->l, screen.cur.col);
818
846 R->screen.flags &= ~Screen_WrapNext; 819 screen.flags &= ~Screen_WrapNext;
847 if (R->screen.cur.row == R->screen.bscroll) 820 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; 821 continue;
854 case '\r': 822 }
855 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 823 else if (c == C0_HT)
856 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 824 {
857 R->screen.flags &= ~Screen_WrapNext; 825 scr_tab (1, true);
858 R->screen.cur.col = 0;
859 continue; 826 continue;
860 default:
861 if (c == 127)
862 continue; /* yummmm..... */
863 break;
864 } 827 }
865 828
829 if (expect_false (
866 if (checksel /* see if we're writing within selection */ 830 checksel /* see if we're writing within selection */
867 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 831 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
868 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 832 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
833 ))
834 {
869 checksel = 0; 835 checksel = 0;
870 clearsel = 1; 836 /*
837 * If we wrote anywhere in the selected area, kill the selection
838 * XXX: should we kill the mark too? Possibly, but maybe that
839 * should be a similar check.
840 */
841 CLEAR_SELECTION ();
842 }
843
844 if (expect_false (screen.flags & Screen_WrapNext))
871 } 845 {
872 if (R->screen.flags & Screen_WrapNext) { 846 scr_do_wrap ();
873 R->screen.tlen[row] = -1; 847
874 if (R->screen.cur.row == R->screen.bscroll) 848 line->l = ncol;
875 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 849 line->is_longer (1);
876 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 850
877 row = (++R->screen.cur.row) + R->TermWin.saveLines; 851 row = screen.cur.row;
878 stp = R->screen.text[row]; /* _must_ refresh */ 852 line = &ROW(row); /* _must_ refresh */
879 srp = R->screen.rend[row]; /* _must_ refresh */ 853 }
880 R->screen.cur.col = 0; 854
881 R->screen.flags &= ~Screen_WrapNext; 855 // some utf-8 decoders "decode" surrogate characters: let's fix this.
856 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
857 c = 0xfffd;
858
859 // rely on wcwidth to tell us the character width, do wcwidth before
860 // further replacements, as wcwidth might return -1 for the line
861 // drawing characters below as they might be invalid in the current
862 // locale.
863 int width = WCWIDTH (c);
864
865 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
882 } 866 {
883 if (R->screen.flags & Screen_Insert) 867 // vt100 special graphics and line drawing
884 rxvt_scr_insdel_chars(aR_ 1, INSERT); 868 // 5f-7e standard vt100
869 // 40-5e rxvt extension for extra curses acs chars
870 static uint16_t vt100_0[62] = { // 41 .. 7e
871 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
872 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
873 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
874 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
875 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
876 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
877 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
878 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
879 };
885 880
886 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 881 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
887 switch (c)
888 { 882 {
889 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 883 c = vt100_0[c - 0x41];
890 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 884 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 } 885 }
886 }
901 887
902 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 888 if (expect_false (screen.flags & Screen_Insert))
903 // rely on wcwidth to tell us the character width, at least for non-ascii 889 scr_insdel_chars (width, INSERT);
904 int width = c <= 128 ? 1 : wcwidth (c);
905 890
906 // width -1 characters (e.g. combining chars) are ignored currently.
907 if (width > 0) 891 if (width != 0)
892 {
893#if !UNICODE_3
894 // trim characters we can't store directly :(
895 if (c >= 0x10000)
896# if ENABLE_COMBINING
897 c = rxvt_composite.compose (c); // map to lower 16 bits
898# else
899 c = 0xfffd;
900# endif
901#endif
902
903 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
904
905 // if the character doesn't fit into the remaining columns...
906 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
907 {
908 if (screen.flags & Screen_Autowrap)
909 {
910 // ... artificially enlargen the previous one
911 c = NOCHAR;
912 // and try the same character next loop iteration
913 --str;
914 }
915 else
916 screen.cur.col = ncol - width;
917 }
918
919 // nuke the character at this position, if required
920 // due to wonderful coincidences everywhere else in this loop
921 // we never have to check for overwriting a wide char itself,
922 // only its tail.
923 if (expect_false (line->t[screen.cur.col] == NOCHAR))
924 scr_kill_char (*line, screen.cur.col);
925
926 line->touch ();
927
908 do 928 do
909 { 929 {
910 stp[R->screen.cur.col] = c; 930 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 931 line->r[screen.cur.col] = rend;
912 932
913 if (R->screen.cur.col < last_col - 1) 933 if (expect_true (screen.cur.col < ncol - 1))
914 R->screen.cur.col++; 934 screen.cur.col++;
915 else 935 else
916 { 936 {
917 R->screen.tlen[row] = last_col; 937 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 938 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 939 screen.flags |= Screen_WrapNext;
920 break; 940
941 goto end_of_line;
921 } 942 }
922 943
923 c = NOCHAR; 944 c = NOCHAR;
924 } 945 }
925 while (--width > 0); 946 while (expect_false (--width > 0));
947
948 // pad with spaces when overwriting wide character with smaller one
949 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
950 {
951 line->t[c] = ' ';
952 line->r[c] = rend;
953 }
954
955end_of_line:
956 ;
957 }
958#if ENABLE_COMBINING
959 else // width == 0
960 {
961 if (c != 0xfeff) // ignore BOM
962 {
963 // handle combining characters
964 // we just tag the accent on the previous on-screen character.
965 // this is arguably not correct, but also arguably not wrong.
966 // we don't handle double-width characters nicely yet.
967 line_t *linep;
968 text_t *tp;
969 rend_t *rp;
970
971 if (screen.cur.col > 0)
972 {
973 linep = line;
974 tp = line->t + screen.cur.col - 1;
975 rp = line->r + screen.cur.col - 1;
976 }
977 else if (screen.cur.row > 0
978 && ROW(screen.cur.row - 1).is_longer ())
979 {
980 linep = &ROW(screen.cur.row - 1);
981 tp = line->t + ncol - 1;
982 rp = line->r + ncol - 1;
983 }
926 else 984 else
927 1; /* handle combining character etc. here. */ 985 continue;
928 }
929 986
930 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 987 linep->touch ();
931 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
932 988
933/* 989 while (*tp == NOCHAR && tp > linep->t)
934 * If we wrote anywhere in the selected area, kill the selection 990 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);
940 991
941#ifdef DEBUG_STRICT 992 // first try to find a precomposed character
993 unicode_t n = rxvt_compose (*tp, c);
994 if (n == NOCHAR)
995 n = rxvt_composite.compose (*tp, c);
996
997 *tp = n;
998 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
999 }
1000 }
1001#endif
1002 }
1003
1004 max_it (line->l, screen.cur.col);
1005
942 assert(R->screen.cur.row >= 0); 1006 assert (screen.cur.row >= 0);
943#else /* drive with your eyes closed */
944 MAX_IT(R->screen.cur.row, 0);
945#endif
946} 1007}
947 1008
948/* ------------------------------------------------------------------------- */ 1009/* ------------------------------------------------------------------------- */
949/* 1010/*
950 * Process Backspace. Move back the cursor back a position, wrap if have to 1011 * Process Backspace. Move back the cursor back a position, wrap if have to
951 * XTERM_SEQ: CTRL-H 1012 * XTERM_SEQ: CTRL-H
952 */ 1013 */
953/* EXTPROTO */
954void 1014void
955rxvt_scr_backspace(pR) 1015rxvt_term::scr_backspace () NOTHROW
956{ 1016{
957 R->want_refresh = 1;
958 if (R->screen.cur.col == 0) { 1017 if (screen.cur.col == 0)
1018 {
959 if (R->screen.cur.row > 0) { 1019 if (screen.cur.row > 0)
1020 {
960#ifdef TERMCAP_HAS_BW 1021#ifdef TERMCAP_HAS_BW
961 R->screen.cur.col = R->TermWin.ncol - 1; 1022 screen.cur.col = ncol - 1;
962 R->screen.cur.row--; 1023 --screen.cur.row;
963 return; 1024
1025 want_refresh = 1;
964#endif 1026#endif
965 } 1027 }
1028 }
966 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1029 else if (screen.flags & Screen_WrapNext)
967 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
968 R->screen.flags &= ~Screen_WrapNext; 1030 screen.flags &= ~Screen_WrapNext;
1031 else
1032 scr_gotorc (0, -1, RELATIVE);
969} 1033}
970 1034
971/* ------------------------------------------------------------------------- */ 1035/* ------------------------------------------------------------------------- */
972/* 1036/*
973 * Process Horizontal Tab 1037 * Process Horizontal Tab
974 * count: +ve = forward; -ve = backwards 1038 * count: +ve = forward; -ve = backwards
975 * XTERM_SEQ: CTRL-I 1039 * XTERM_SEQ: CTRL-I
976 */ 1040 */
977/* EXTPROTO */
978void 1041void
979rxvt_scr_tab(pR_ int count) 1042rxvt_term::scr_tab (int count, bool ht) NOTHROW
980{ 1043{
981 int i, x; 1044 int i, x;
982 1045
983 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
984 R->want_refresh = 1; 1046 want_refresh = 1;
985 i = x = R->screen.cur.col; 1047 i = x = screen.cur.col;
1048
986 if (count == 0) 1049 if (count == 0)
987 return; 1050 return;
988 else if (count > 0) { 1051 else if (count > 0)
1052 {
1053 line_t &l = ROW(screen.cur.row);
1054 rend_t base_rend = l.r[i];
1055 ht &= l.t[i] == ' ';
1056
989 for (; ++i < R->TermWin.ncol; ) 1057 for (; ++i < ncol; )
990 if (R->tabs[i]) { 1058 if (tabs[i])
1059 {
991 x = i; 1060 x = i;
1061
992 if (!--count) 1062 if (!--count)
993 break; 1063 break;
1064 }
1065 else
1066 ht &= l.t[i] == ' '
1067 && RS_SAME (l.r[i], base_rend);
1068
1069 if (count)
1070 x = ncol - 1;
1071
1072 // store horizontal tab commands as characters inside the text
1073 // buffer so they can be selected and pasted.
1074 if (ht && option (Opt_pastableTabs))
1075 {
1076 base_rend = SET_FONT (base_rend, 0);
1077
1078 l.touch (x);
1079
1080 i = screen.cur.col;
1081
1082 l.t[i] = '\t';
1083 l.r[i] = base_rend;
1084
1085 while (++i < x)
1086 {
1087 l.t[i] = NOCHAR;
1088 l.r[i] = base_rend;
994 } 1089 }
995 if (count) 1090 }
996 x = R->TermWin.ncol - 1; 1091 }
997 } else /* if (count < 0) */ { 1092 else /* if (count < 0) */
1093 {
998 for (; --i >= 0; ) 1094 for (; --i >= 0; )
999 if (R->tabs[i]) { 1095 if (tabs[i])
1000 x = i;
1001 if (!++count)
1002 break;
1003 } 1096 {
1004 if (count)
1005 x = 0; 1097 x = i;
1098 if (!++count)
1099 break;
1100 }
1101
1102 if (count)
1103 x = 0;
1006 } 1104 }
1105
1007 if (x != R->screen.cur.col) 1106 if (x != screen.cur.col)
1008 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1107 scr_gotorc (0, x, R_RELATIVE);
1009} 1108}
1010 1109
1011/* ------------------------------------------------------------------------- */ 1110/* ------------------------------------------------------------------------- */
1012/* 1111/*
1013 * Process DEC Back Index 1112 * Process DEC Back Index
1014 * XTERM_SEQ: ESC 6 1113 * XTERM_SEQ: ESC 6
1015 * Move cursor left in row. If we're at the left boundary, shift everything 1114 * Move cursor left in row. If we're at the left boundary, shift everything
1016 * in that row right. Clear left column. 1115 * in that row right. Clear left column.
1017 */ 1116 */
1018#ifndef NO_FRILLS 1117#if !ENABLE_MINIMAL
1019/* EXTPROTO */
1020void 1118void
1021rxvt_scr_backindex(pR) 1119rxvt_term::scr_backindex () NOTHROW
1022{ 1120{
1023 if (R->screen.cur.col > 0) 1121 if (screen.cur.col > 0)
1024 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1122 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1025 else { 1123 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); 1124 scr_insdel_chars (1, INSERT);
1029 }
1030} 1125}
1031#endif 1126#endif
1032/* ------------------------------------------------------------------------- */ 1127/* ------------------------------------------------------------------------- */
1033/* 1128/*
1034 * Process DEC Forward Index 1129 * Process DEC Forward Index
1035 * XTERM_SEQ: ESC 9 1130 * XTERM_SEQ: ESC 9
1036 * Move cursor right in row. If we're at the right boundary, shift everything 1131 * Move cursor right in row. If we're at the right boundary, shift everything
1037 * in that row left. Clear right column. 1132 * in that row left. Clear right column.
1038 */ 1133 */
1039#ifndef NO_FRILLS 1134#if !ENABLE_MINIMAL
1040/* EXTPROTO */
1041void 1135void
1042rxvt_scr_forwardindex(pR) 1136rxvt_term::scr_forwardindex () NOTHROW
1043{ 1137{
1044 int row;
1045
1046 if (R->screen.cur.col < R->TermWin.ncol - 1) 1138 if (screen.cur.col < ncol - 1)
1047 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1139 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1048 else { 1140 else
1049 row = R->screen.cur.row + R->TermWin.saveLines; 1141 {
1050 if (R->screen.tlen[row] == 0) 1142 line_t &l = ROW(screen.cur.row);
1051 return; /* um, yeah? */ 1143
1052 else if (R->screen.tlen[row] == -1) 1144 l.touch ();
1053 R->screen.tlen[row] = R->TermWin.ncol; 1145 l.is_longer (0);
1146
1054 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1147 scr_gotorc (0, 0, R_RELATIVE);
1055 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1148 scr_insdel_chars (1, DELETE);
1056 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1149 scr_gotorc (0, ncol - 1, R_RELATIVE);
1057 } 1150 }
1058} 1151}
1059#endif 1152#endif
1060 1153
1061/* ------------------------------------------------------------------------- */ 1154/* ------------------------------------------------------------------------- */
1062/* 1155/*
1063 * Goto Row/Column 1156 * Goto Row/Column
1064 */ 1157 */
1065/* EXTPROTO */
1066void 1158void
1067rxvt_scr_gotorc(pR_ int row, int col, int relative) 1159rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1068{ 1160{
1069 R->want_refresh = 1; 1161 want_refresh = 1;
1070 ZERO_SCROLLBACK(R); 1162 ZERO_SCROLLBACK ();
1071#ifdef RXVT_GRAPHICS
1072 if (rxvt_Gr_Displayed(aR))
1073 rxvt_Gr_scroll(aR_ 0);
1074#endif
1075 1163
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) 1164 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1079 : col); 1165 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 1166
1083 R->screen.flags &= ~Screen_WrapNext; 1167 screen.flags &= ~Screen_WrapNext;
1168
1084 if (relative & R_RELATIVE) { 1169 if (relative & R_RELATIVE)
1170 {
1085 if (row > 0) { 1171 if (row > 0)
1172 {
1086 if (R->screen.cur.row <= R->screen.bscroll 1173 if (screen.cur.row <= screen.bscroll
1087 && (R->screen.cur.row + row) > R->screen.bscroll) 1174 && (screen.cur.row + row) > screen.bscroll)
1088 R->screen.cur.row = R->screen.bscroll; 1175 screen.cur.row = screen.bscroll;
1089 else 1176 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; 1177 screen.cur.row += row;
1178 }
1179 else if (row < 0)
1180 {
1181 if (screen.cur.row >= screen.tscroll
1182 && (screen.cur.row + row) < screen.tscroll)
1183 screen.cur.row = screen.tscroll;
1184 else
1185 screen.cur.row += row;
1186 }
1187 }
1188 else
1104 } 1189 {
1105 MAX_IT(R->screen.cur.row, 0); 1190 if (screen.flags & Screen_Relative)
1106 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1191 {
1107} 1192 /* relative origin mode */
1193 screen.cur.row = row + screen.tscroll;
1194 min_it (screen.cur.row, screen.bscroll);
1195 }
1196 else
1197 screen.cur.row = row;
1198 }
1108 1199
1200 clamp_it (screen.cur.row, 0, nrow - 1);
1201}
1202
1109/* ------------------------------------------------------------------------- */ 1203/* ------------------------------------------------------------------------- */
1110/* 1204/*
1111 * direction should be UP or DN 1205 * direction should be UP or DN
1112 */ 1206 */
1113/* EXTPROTO */
1114void 1207void
1115rxvt_scr_index(pR_ enum page_dirn direction) 1208rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1116{ 1209{
1117 int dirn; 1210 int dirn;
1118 1211
1119 R->want_refresh = 1; 1212 want_refresh = 1;
1213 ZERO_SCROLLBACK ();
1214
1120 dirn = ((direction == UP) ? 1 : -1); 1215 dirn = ((direction == UP) ? 1 : -1);
1121 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1122 1216
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; 1217 screen.flags &= ~Screen_WrapNext;
1218
1131 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1219 if ((screen.cur.row == screen.bscroll && direction == UP)
1132 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1220 || (screen.cur.row == screen.tscroll && direction == DN))
1133 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1221 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1134 else 1222 else
1135 R->screen.cur.row += dirn; 1223 screen.cur.row += dirn;
1136 MAX_IT(R->screen.cur.row, 0); 1224
1137 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1225 clamp_it (screen.cur.row, 0, nrow - 1);
1138 rxvt_selection_check(aR_ 0); 1226 selection_check (0);
1139} 1227}
1140 1228
1141/* ------------------------------------------------------------------------- */ 1229/* ------------------------------------------------------------------------- */
1142/* 1230/*
1143 * Erase part or whole of a line 1231 * Erase part or whole of a line
1144 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1232 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1145 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1233 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1146 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1234 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1235 * extension: clear to right unless wrapped: ESC [ 3 K
1147 */ 1236 */
1148/* EXTPROTO */
1149void 1237void
1150rxvt_scr_erase_line(pR_ int mode) 1238rxvt_term::scr_erase_line (int mode) NOTHROW
1151{ 1239{
1152 unsigned int row, col, num; 1240 unsigned int col, num;
1153 1241
1154 R->want_refresh = 1; 1242 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); 1243 ZERO_SCROLLBACK ();
1157 1244
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); 1245 selection_check (1);
1164 1246
1165 R->screen.flags &= ~Screen_WrapNext; 1247 line_t &line = ROW(screen.cur.row);
1166 1248
1167 row = R->TermWin.saveLines + R->screen.cur.row; 1249 line.touch ();
1250 line.is_longer (0);
1251
1168 switch (mode) 1252 switch (mode)
1169 { 1253 {
1254 case 3:
1255 if (screen.flags & Screen_WrapNext)
1256 return;
1257
1258 /* fall through */
1259
1170 case 0: /* erase to end of line */ 1260 case 0: /* erase to end of line */
1171 col = R->screen.cur.col; 1261 col = screen.cur.col;
1172 num = R->TermWin.ncol - col; 1262 num = ncol - col;
1173 MIN_IT(R->screen.tlen[row], (int16_t)col); 1263 min_it (line.l, col);
1264
1174 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1265 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1175 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1266 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1176 CLEAR_SELECTION(R); 1267 CLEAR_SELECTION ();
1177 break; 1268 break;
1269
1178 case 1: /* erase to beginning of line */ 1270 case 1: /* erase to beginning of line */
1179 col = 0; 1271 col = 0;
1180 num = R->screen.cur.col + 1; 1272 num = screen.cur.col + 1;
1273
1181 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1274 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1182 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1275 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1183 CLEAR_SELECTION(R); 1276 CLEAR_SELECTION ();
1184 break; 1277 break;
1278
1185 case 2: /* erase whole line */ 1279 case 2: /* erase whole line */
1186 col = 0; 1280 col = 0;
1187 num = R->TermWin.ncol; 1281 num = ncol;
1188 R->screen.tlen[row] = 0; 1282 line.l = 0;
1189 if (R->selection.beg.row <= R->screen.cur.row 1283 if (selection.beg.row <= screen.cur.row
1190 && R->selection.end.row >= R->screen.cur.row) 1284 && selection.end.row >= screen.cur.row)
1191 CLEAR_SELECTION(R); 1285 CLEAR_SELECTION ();
1192 break; 1286 break;
1193 default: 1287 default:
1194 return; 1288 return;
1195 } 1289 }
1196 1290
1197 if (R->screen.text[row]) 1291 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} 1292}
1203 1293
1204/* ------------------------------------------------------------------------- */ 1294/* ------------------------------------------------------------------------- */
1205/* 1295/*
1206 * Erase part of whole of the screen 1296 * Erase part of whole of the screen
1207 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1297 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1208 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1298 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1209 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1299 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1210 */ 1300 */
1211void 1301void
1212rxvt_term::scr_erase_screen (int mode) 1302rxvt_term::scr_erase_screen (int mode) NOTHROW
1213{ 1303{
1214 int num; 1304 int num;
1215 int32_t row, row_offset; 1305 int32_t row;
1216 rend_t ren; 1306 rend_t ren;
1217 XGCValues gcvalue; 1307 XGCValues gcvalue;
1218 1308
1219 want_refresh = 1; 1309 want_refresh = 1;
1220 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1221 ZERO_SCROLLBACK(this); 1310 ZERO_SCROLLBACK ();
1222 row_offset = (int32_t)TermWin.saveLines;
1223 1311
1224 switch (mode) { 1312 switch (mode)
1313 {
1225 case 0: /* erase to end of screen */ 1314 case 0: /* erase to end of screen */
1226 rxvt_selection_check(this,1); 1315 selection_check (1);
1227 rxvt_scr_erase_line(this,0); 1316 scr_erase_line (0);
1228 row = screen.cur.row + 1; /* possible OOB */ 1317 row = screen.cur.row + 1; /* possible OOB */
1229 num = TermWin.nrow - row; 1318 num = nrow - row;
1230 break; 1319 break;
1231 case 1: /* erase to beginning of screen */ 1320 case 1: /* erase to beginning of screen */
1232 rxvt_selection_check(this,3); 1321 selection_check (3);
1233 rxvt_scr_erase_line(this,1); 1322 scr_erase_line (1);
1234 row = 0; 1323 row = 0;
1235 num = screen.cur.row; 1324 num = screen.cur.row;
1236 break; 1325 break;
1237 case 2: /* erase whole screen */ 1326 case 2: /* erase whole screen */
1238 rxvt_selection_check (this, 3); 1327 selection_check (3);
1239#ifdef RXVT_GRAPHICS
1240 rxvt_Gr_ClearScreen (this);
1241#endif
1242 row = 0; 1328 row = 0;
1243 num = TermWin.nrow; 1329 num = nrow;
1244 break; 1330 break;
1245 default: 1331 default:
1246 return; 1332 return;
1247 } 1333 }
1248 refresh_type |= REFRESH_BOUNDS; 1334
1249 if (selection.op && current_screen == selection.screen 1335 if (selection.op && current_screen == selection.screen
1250 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1336 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1251 || (selection.end.row >= row 1337 || (selection.end.row >= row
1252 && selection.end.row <= row + num))) 1338 && selection.end.row <= row + num)))
1253 CLEAR_SELECTION (this); 1339 CLEAR_SELECTION ();
1340
1254 if (row >= TermWin.nrow) /* Out Of Bounds */ 1341 if (row >= nrow) /* Out Of Bounds */
1255 return; 1342 return;
1256 MIN_IT(num, (TermWin.nrow - row)); 1343
1344 min_it (num, nrow - row);
1345
1257 if (rstyle & (RS_RVid | RS_Uline)) 1346 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1258 ren = (rend_t) ~RS_None; 1347 ren = (rend_t) ~RS_None;
1259 else if (GET_BASEBG(rstyle) == Color_bg) { 1348 else if (GET_BASEBG (rstyle) == Color_bg)
1349 {
1260 ren = DEFAULT_RSTYLE; 1350 ren = DEFAULT_RSTYLE;
1261 CLEAR_ROWS(row, num); 1351
1262 } else { 1352 if (mapped)
1353 XClearArea (dpy, vt, 0,
1354 Row2Pixel (row - view_start), (unsigned int)width,
1355 (unsigned int)Height2Pixel (num), False);
1356 }
1357 else
1358 {
1263 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1359 ren = rstyle & (RS_fgMask | RS_bgMask);
1360
1361 if (mapped)
1362 {
1264 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1363 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1265 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1364 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1266 ERASE_ROWS(row, num); 1365 XFillRectangle (dpy, vt, gc,
1366 0, Row2Pixel (row - view_start),
1367 (unsigned int)width,
1368 (unsigned int)Height2Pixel (num));
1267 gcvalue.foreground = PixColors[Color_fg]; 1369 gcvalue.foreground = pix_colors[Color_fg];
1268 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1370 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1371 }
1269 } 1372 }
1373
1270 for (; num--; row++) { 1374 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 } 1375 {
1376 scr_blank_screen_mem (ROW(row), rstyle);
1377
1378 if (row - view_start < nrow)
1379 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1380 }
1277} 1381}
1382
1383#if !ENABLE_MINIMAL
1384void
1385rxvt_term::scr_erase_savelines () NOTHROW
1386{
1387 want_refresh = 1;
1388 ZERO_SCROLLBACK ();
1389
1390 top_row = 0;
1391}
1392#endif
1278 1393
1279/* ------------------------------------------------------------------------- */ 1394/* ------------------------------------------------------------------------- */
1280/* 1395/*
1281 * Fill the screen with `E's 1396 * Fill the screen with `E's
1282 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1397 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1283 */ 1398 */
1284/* EXTPROTO */
1285void 1399void
1286rxvt_scr_E(pR) 1400rxvt_term::scr_E () NOTHROW
1287{ 1401{
1288 int i, j, k; 1402 rend_t fs;
1289 rend_t *r1, fs;
1290 1403
1291 R->want_refresh = 1; 1404 want_refresh = 1;
1292 R->num_scr_allow = 0;
1293 ZERO_SCROLLBACK(R); 1405 ZERO_SCROLLBACK ();
1406
1407 num_scr_allow = 0;
1294 rxvt_selection_check(aR_ 3); 1408 selection_check (3);
1295 1409
1296 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1410 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1297 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1411 for (int row = nrow; row--; )
1298 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1412 {
1299 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1413 line_t &line = ROW(row);
1300 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1414
1415 fill_text (line.t, 'E', ncol);
1416 rend_t *r1 = line.r;
1417
1418 for (int j = ncol; j--; )
1301 *r1++ = fs; 1419 *r1++ = fs;
1420
1421 line.is_longer (0);
1422 line.touch (ncol);
1302 } 1423 }
1303} 1424}
1304 1425
1305/* ------------------------------------------------------------------------- */ 1426/* ------------------------------------------------------------------------- */
1306/* 1427/*
1307 * Insert/Delete <count> lines 1428 * Insert/Delete <count> lines
1308 */ 1429 */
1309/* EXTPROTO */
1310void 1430void
1311rxvt_scr_insdel_lines(pR_ int count, int insdel) 1431rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1312{ 1432{
1313 int end; 1433 int end;
1314 1434
1315 ZERO_SCROLLBACK(R); 1435 ZERO_SCROLLBACK ();
1316 1436
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); 1437 selection_check (1);
1323 1438
1324 if (R->screen.cur.row > R->screen.bscroll) 1439 if (screen.cur.row > screen.bscroll)
1440 return;
1441
1442 end = screen.bscroll - screen.cur.row + 1;
1443 if (count > end)
1444 {
1445 if (insdel == DELETE)
1325 return; 1446 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) 1447 else if (insdel == INSERT)
1332 count = end; 1448 count = end;
1333 } 1449 }
1334 R->screen.flags &= ~Screen_WrapNext;
1335 1450
1451 scr_do_wrap ();
1452
1336 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1453 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1337} 1454}
1338 1455
1339/* ------------------------------------------------------------------------- */ 1456/* ------------------------------------------------------------------------- */
1340/* 1457/*
1341 * Insert/Delete <count> characters from the current position 1458 * Insert/Delete <count> characters from the current position
1342 */ 1459 */
1343/* EXTPROTO */
1344void 1460void
1345rxvt_scr_insdel_chars(pR_ int count, int insdel) 1461rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1346{ 1462{
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; 1463 want_refresh = 1;
1354 ZERO_SCROLLBACK(R); 1464 ZERO_SCROLLBACK ();
1355 1465
1356#ifdef RXVT_GRAPHICS
1357 if (rxvt_Gr_Displayed(aR))
1358 rxvt_Gr_scroll(aR_ 0);
1359#endif
1360
1361 if (count <= 0) 1466 if (count <= 0)
1362 return; 1467 return;
1363 1468
1469 scr_do_wrap ();
1470
1364 rxvt_selection_check(aR_ 1); 1471 selection_check (1);
1365 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1472 min_it (count, ncol - screen.cur.col);
1366 1473
1367 row = R->screen.cur.row + R->TermWin.saveLines; 1474 int row = screen.cur.row;
1368 R->screen.flags &= ~Screen_WrapNext;
1369 1475
1370 stp = R->screen.text[row]; 1476 line_t *line = &ROW(row);
1371 srp = R->screen.rend[row]; 1477
1372 slp = &(R->screen.tlen[row]); 1478 line->touch ();
1479 line->is_longer (0);
1480
1481 // nuke wide spanning the start
1482 if (line->t[screen.cur.col] == NOCHAR)
1483 scr_kill_char (*line, screen.cur.col);
1484
1373 switch (insdel) { 1485 switch (insdel)
1486 {
1374 case INSERT: 1487 case INSERT:
1375 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1488 line->l = min (line->l + count, ncol);
1376 col--) { 1489
1490 if (line->t[screen.cur.col] == NOCHAR)
1491 scr_kill_char (*line, screen.cur.col);
1492
1493 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1494 {
1377 stp[col] = stp[col - count]; 1495 line->t[col] = line->t[col - count];
1378 srp[col] = srp[col - count]; 1496 line->r[col] = line->r[col - count];
1379 } 1497 }
1380 if (*slp != -1) { 1498
1381 *slp += count;
1382 MIN_IT(*slp, R->TermWin.ncol);
1383 }
1384 if (R->selection.op && R->current_screen == R->selection.screen 1499 if (selection.op && current_screen == selection.screen
1385 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1500 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1501 {
1386 if (R->selection.end.row != R->screen.cur.row 1502 if (selection.end.row != screen.cur.row
1387 || (R->selection.end.col + count >= R->TermWin.ncol)) 1503 || (selection.end.col + count >= ncol))
1388 CLEAR_SELECTION(R); 1504 CLEAR_SELECTION ();
1505 else
1506 {
1389 else { /* shift selection */ 1507 /* shift selection */
1390 R->selection.beg.col += count; 1508 selection.beg.col += count;
1391 R->selection.mark.col += count; /* XXX: yes? */ 1509 selection.mark.col += count; /* XXX: yes? */
1392 R->selection.end.col += count; 1510 selection.end.col += count;
1393 } 1511 }
1394 } 1512 }
1395 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1513
1396 (unsigned int)count, R->rstyle); 1514 scr_blank_line (*line, screen.cur.col, count, rstyle);
1397 break; 1515 break;
1516
1398 case ERASE: 1517 case ERASE:
1399 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1518 screen.cur.col += count; /* don't worry if > ncol */
1400 rxvt_selection_check(aR_ 1); 1519 selection_check (1);
1401 R->screen.cur.col -= count; 1520 screen.cur.col -= count;
1402 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1521
1403 (unsigned int)count, R->rstyle); 1522 // nuke wide char after the end
1523 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1524 scr_kill_char (*line, screen.cur.col + count);
1525
1526 scr_blank_line (*line, screen.cur.col, count, rstyle);
1404 break; 1527 break;
1528
1405 case DELETE: 1529 case DELETE:
1406 tr = srp[R->TermWin.ncol - 1] 1530 line->l = max (line->l - count, 0);
1407 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1531
1532 // nuke wide char spanning the end
1533 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1534 scr_kill_char (*line, screen.cur.col + count);
1535
1408 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1536 for (int col = screen.cur.col; (col + count) < ncol; col++)
1537 {
1409 stp[col] = stp[col + count]; 1538 line->t[col] = line->t[col + count];
1410 srp[col] = srp[col + count]; 1539 line->r[col] = line->r[col + count];
1411 } 1540 }
1412 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1541
1413 &(srp[R->TermWin.ncol - count]), 1542 scr_blank_line (*line, ncol - count, count, rstyle);
1414 (unsigned int)count, tr); 1543
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 1544 if (selection.op && current_screen == selection.screen
1420 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1545 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1546 {
1421 if (R->selection.end.row != R->screen.cur.row 1547 if (selection.end.row != screen.cur.row
1422 || (R->screen.cur.col >= R->selection.beg.col - count) 1548 || (screen.cur.col >= selection.beg.col - count)
1423 || R->selection.end.col >= R->TermWin.ncol) 1549 || selection.end.col >= ncol)
1424 CLEAR_SELECTION(R); 1550 CLEAR_SELECTION ();
1425 else { 1551 else
1552 {
1426 /* shift selection */ 1553 /* shift selection */
1427 R->selection.beg.col -= count; 1554 selection.beg.col -= count;
1428 R->selection.mark.col -= count; /* XXX: yes? */ 1555 selection.mark.col -= count; /* XXX: yes? */
1429 R->selection.end.col -= count; 1556 selection.end.col -= count;
1430 } 1557 }
1431 } 1558 }
1559
1432 break; 1560 break;
1433 } 1561 }
1434} 1562}
1435 1563
1436/* ------------------------------------------------------------------------- */ 1564/* ------------------------------------------------------------------------- */
1437/* 1565/*
1438 * Set the scrolling region 1566 * Set the scrolling region
1439 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1567 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1440 */ 1568 */
1441/* EXTPROTO */
1442void 1569void
1443rxvt_scr_scroll_region(pR_ int top, int bot) 1570rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1444{ 1571{
1445 MAX_IT(top, 0); 1572 max_it (top, 0);
1446 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1573 min_it (bot, nrow - 1);
1574
1447 if (top > bot) 1575 if (top > bot)
1448 return; 1576 return;
1577
1449 R->screen.tscroll = top; 1578 screen.tscroll = top;
1450 R->screen.bscroll = bot; 1579 screen.bscroll = bot;
1451 rxvt_scr_gotorc(aR_ 0, 0, 0); 1580 scr_gotorc (0, 0, 0);
1452} 1581}
1453 1582
1454/* ------------------------------------------------------------------------- */ 1583/* ------------------------------------------------------------------------- */
1455/* 1584/*
1456 * Make the cursor visible/invisible 1585 * Make the cursor visible/invisible
1457 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1586 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1458 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1587 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1459 */ 1588 */
1460/* EXTPROTO */
1461void 1589void
1462rxvt_scr_cursor_visible(pR_ int mode) 1590rxvt_term::scr_cursor_visible (int mode) NOTHROW
1463{ 1591{
1464 R->want_refresh = 1; 1592 want_refresh = 1;
1593
1465 if (mode) 1594 if (mode)
1466 R->screen.flags |= Screen_VisibleCursor; 1595 screen.flags |= Screen_VisibleCursor;
1467 else 1596 else
1468 R->screen.flags &= ~Screen_VisibleCursor; 1597 screen.flags &= ~Screen_VisibleCursor;
1469} 1598}
1470 1599
1471/* ------------------------------------------------------------------------- */ 1600/* ------------------------------------------------------------------------- */
1472/* 1601/*
1473 * Set/unset automatic wrapping 1602 * Set/unset automatic wrapping
1474 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1603 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1475 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1604 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1476 */ 1605 */
1477/* EXTPROTO */
1478void 1606void
1479rxvt_scr_autowrap(pR_ int mode) 1607rxvt_term::scr_autowrap (int mode) NOTHROW
1480{ 1608{
1481 if (mode) 1609 if (mode)
1482 R->screen.flags |= Screen_Autowrap; 1610 screen.flags |= Screen_Autowrap;
1483 else 1611 else
1484 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1612 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1485} 1613}
1486 1614
1487/* ------------------------------------------------------------------------- */ 1615/* ------------------------------------------------------------------------- */
1488/* 1616/*
1489 * Set/unset margin origin mode 1617 * Set/unset margin origin mode
… …
1492 * Relative mode: line numbers are relative to top margin of scrolling region 1620 * Relative mode: line numbers are relative to top margin of scrolling region
1493 * and the cursor cannot be moved outside. 1621 * and the cursor cannot be moved outside.
1494 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1622 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1495 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1623 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1496 */ 1624 */
1497/* EXTPROTO */
1498void 1625void
1499rxvt_scr_relative_origin(pR_ int mode) 1626rxvt_term::scr_relative_origin (int mode) NOTHROW
1500{ 1627{
1501 if (mode) 1628 if (mode)
1502 R->screen.flags |= Screen_Relative; 1629 screen.flags |= Screen_Relative;
1503 else 1630 else
1504 R->screen.flags &= ~Screen_Relative; 1631 screen.flags &= ~Screen_Relative;
1632
1505 rxvt_scr_gotorc(aR_ 0, 0, 0); 1633 scr_gotorc (0, 0, 0);
1506} 1634}
1507 1635
1508/* ------------------------------------------------------------------------- */ 1636/* ------------------------------------------------------------------------- */
1509/* 1637/*
1510 * Set insert/replace mode 1638 * Set insert/replace mode
1511 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1639 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1512 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1640 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1513 */ 1641 */
1514/* EXTPROTO */
1515void 1642void
1516rxvt_scr_insert_mode(pR_ int mode) 1643rxvt_term::scr_insert_mode (int mode) NOTHROW
1517{ 1644{
1518 if (mode) 1645 if (mode)
1519 R->screen.flags |= Screen_Insert; 1646 screen.flags |= Screen_Insert;
1520 else 1647 else
1521 R->screen.flags &= ~Screen_Insert; 1648 screen.flags &= ~Screen_Insert;
1522} 1649}
1523 1650
1524/* ------------------------------------------------------------------------- */ 1651/* ------------------------------------------------------------------------- */
1525/* 1652/*
1526 * Set/Unset tabs 1653 * Set/Unset tabs
1527 * XTERM_SEQ: Set tab at current column : ESC H 1654 * XTERM_SEQ: Set tab at current column : ESC H
1528 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1655 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1529 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1656 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1530 */ 1657 */
1531/* EXTPROTO */
1532void 1658void
1533rxvt_scr_set_tab(pR_ int mode) 1659rxvt_term::scr_set_tab (int mode) NOTHROW
1534{ 1660{
1535 if (mode < 0) 1661 if (mode < 0)
1536 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1662 memset (tabs, 0, ncol);
1537 else if (R->screen.cur.col < R->TermWin.ncol) 1663 else if (screen.cur.col < ncol)
1538 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1664 tabs [screen.cur.col] = !!mode;
1539} 1665}
1540 1666
1541/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1542/* 1668/*
1543 * Set reverse/normal video 1669 * Set reverse/normal video
1544 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1670 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1545 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1671 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1546 */ 1672 */
1547/* EXTPROTO */
1548void 1673void
1549rxvt_scr_rvideo_mode(pR_ int mode) 1674rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1550{ 1675{
1676 rvideo_mode = on;
1677
1678#ifndef NO_BELL
1679 on ^= rvideo_bell;
1680#endif
1681
1682 if (rvideo_state != on)
1683 {
1684 rvideo_state = on;
1685
1686 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1687#ifdef HAVE_BG_PIXMAP
1688 if (bg_pixmap == None)
1689#endif
1690 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1691
1551 XGCValues gcvalue; 1692 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]; 1693 gcvalue.foreground = pix_colors[Color_fg];
1566 gcvalue.background = R->PixColors[Color_bg]; 1694 gcvalue.background = pix_colors[Color_bg];
1567 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1695 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1568 &gcvalue); 1696
1569 R->scr_clear (); 1697 scr_clear ();
1570 R->scr_touch (true); 1698 scr_touch (true);
1571 } 1699 }
1572} 1700}
1573 1701
1574/* ------------------------------------------------------------------------- */ 1702/* ------------------------------------------------------------------------- */
1575/* 1703/*
1576 * Report current cursor position 1704 * Report current cursor position
1577 * XTERM_SEQ: Report position: ESC [ 6 n 1705 * XTERM_SEQ: Report position: ESC [ 6 n
1578 */ 1706 */
1579/* EXTPROTO */
1580void 1707void
1581rxvt_scr_report_position(pR) 1708rxvt_term::scr_report_position () NOTHROW
1582{ 1709{
1583 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1710 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1584} 1711}
1585 1712
1586/* ------------------------------------------------------------------------- * 1713/* ------------------------------------------------------------------------- *
1587 * FONTS * 1714 * FONTS *
1588 * ------------------------------------------------------------------------- */ 1715 * ------------------------------------------------------------------------- */
1589 1716
1590/* 1717/*
1591 * Set font style 1718 * Set font style
1592 */ 1719 */
1593/* INTPROTO */
1594void 1720void
1595rxvt_set_font_style(pR) 1721rxvt_term::set_font_style () NOTHROW
1596{ 1722{
1723#if 0
1597 switch (R->charsets[R->screen.charset]) { 1724 switch (charsets [screen.charset])
1725 {
1598 case '0': /* DEC Special Character & Line Drawing Set */ 1726 case '0': /* DEC Special Character & Line Drawing Set */
1599 break; 1727 break;
1600 case 'A': /* United Kingdom (UK) */ 1728 case 'A': /* United Kingdom (UK) */
1601 break; 1729 break;
1602 case 'B': /* United States (USASCII) */ 1730 case 'B': /* United States (USASCII) */
1603 break; 1731 break;
1604 case '<': /* Multinational character set */ 1732 case '<': /* Multinational character set */
1605 break; 1733 break;
1606 case '5': /* Finnish character set */ 1734 case '5': /* Finnish character set */
1607 break; 1735 break;
1608 case 'C': /* Finnish character set */ 1736 case 'C': /* Finnish character set */
1609 break; 1737 break;
1610 case 'K': /* German character set */ 1738 case 'K': /* German character set */
1611 break; 1739 break;
1612 } 1740 }
1741#endif
1613} 1742}
1614 1743
1615/* ------------------------------------------------------------------------- */ 1744/* ------------------------------------------------------------------------- */
1616/* 1745/*
1617 * Choose a font 1746 * Choose a font
1618 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1747 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1619 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1748 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1620 * XTERM_SEQ: Invoke G2 character set: ESC N 1749 * XTERM_SEQ: Invoke G2 character set: ESC N
1621 * XTERM_SEQ: Invoke G3 character set: ESC O 1750 * XTERM_SEQ: Invoke G3 character set: ESC O
1622 */ 1751 */
1623/* EXTPROTO */
1624void 1752void
1625rxvt_scr_charset_choose(pR_ int set) 1753rxvt_term::scr_charset_choose (int set) NOTHROW
1626{ 1754{
1627 R->screen.charset = set; 1755 screen.charset = set;
1628 rxvt_set_font_style(aR); 1756 set_font_style ();
1629} 1757}
1630 1758
1631/* ------------------------------------------------------------------------- */ 1759/* ------------------------------------------------------------------------- */
1632/* 1760/*
1633 * Set a font 1761 * Set a font
… …
1635 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1763 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1636 * XTERM_SEQ: Set G2 character set: ESC * <C> 1764 * XTERM_SEQ: Set G2 character set: ESC * <C>
1637 * XTERM_SEQ: Set G3 character set: ESC + <C> 1765 * XTERM_SEQ: Set G3 character set: ESC + <C>
1638 * See set_font_style for possible values for <C> 1766 * See set_font_style for possible values for <C>
1639 */ 1767 */
1640/* EXTPROTO */
1641void 1768void
1642rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1769rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1643{ 1770{
1644 R->charsets[set] = (unsigned char)ch; 1771 charsets[set] = (unsigned char)ch;
1645 rxvt_set_font_style(aR); 1772 set_font_style ();
1646} 1773}
1647 1774
1648 1775
1649/* ------------------------------------------------------------------------- * 1776/* ------------------------------------------------------------------------- *
1650 * MAJOR SCREEN MANIPULATION * 1777 * MAJOR SCREEN MANIPULATION *
… …
1652 1779
1653/* 1780/*
1654 * refresh matching text. 1781 * refresh matching text.
1655 */ 1782 */
1656bool 1783bool
1657rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1784rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1658{ 1785{
1659 bool found = false; 1786 bool found = false;
1660 1787
1661 for (int i = 0; i < TermWin.nrow; i++) 1788 for (int i = 0; i < nrow; i++)
1662 { 1789 {
1663 int col = 0;
1664 rend_t *drp = drawn_rend [i]; 1790 rend_t *drp = drawn_buf[i].r;
1665 1791
1666 for (; col < TermWin.ncol; col++, drp++) 1792 for (int col = 0; col < ncol; col++, drp++)
1667 if ((*drp & mask) == value) 1793 if ((*drp & mask) == value)
1668 { 1794 {
1669 found = true; 1795 found = true;
1670 *drp = ~value; 1796 *drp = ~value;
1671 } 1797 }
… …
1676 1802
1677/* 1803/*
1678 * Refresh an area 1804 * Refresh an area
1679 */ 1805 */
1680enum { 1806enum {
1681 PART_BEG = 0, 1807 PART_BEG = 0,
1682 PART_END, 1808 PART_END,
1683 RC_COUNT 1809 RC_COUNT
1684}; 1810};
1685 1811
1686void 1812void
1687rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1813rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1688{ 1814{
1689 int i; 1815 int i;
1690 row_col_t rc[RC_COUNT]; 1816 row_col_t rc[RC_COUNT];
1691 1817
1692 if (drawn_text == NULL) /* sanity check */ 1818 if (!drawn_buf) /* sanity check */
1693 return; 1819 return;
1694 1820
1695#ifdef DEBUG_STRICT 1821#ifndef NO_SLOW_LINK_SUPPORT
1696 x = max(x, (int)TermWin.int_bwidth); 1822 if (refresh_type == FAST_REFRESH && !display->is_local)
1697 x = min(x, (int)TermWin.width); 1823 {
1698 y = max(y, (int)TermWin.int_bwidth); 1824 y = 0;
1699 y = min(y, (int)TermWin.height); 1825 eheight = height;
1826 }
1700#endif 1827#endif
1701 1828
1702/* round down */ 1829 /* round down */
1703 rc[PART_BEG].col = Pixel2Col(x); 1830 rc[PART_BEG].col = Pixel2Col (x);
1704 rc[PART_BEG].row = Pixel2Row(y); 1831 rc[PART_BEG].row = Pixel2Row (y);
1705/* round up */ 1832 /* round up */
1706 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1833 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1707 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1834 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1708 1835
1709/* sanity checks */ 1836 /* sanity checks */
1710 for (i = PART_BEG; i < RC_COUNT; i++) 1837 for (i = PART_BEG; i < RC_COUNT; i++)
1711 { 1838 {
1712 MIN_IT(rc[i].col, TermWin.ncol - 1); 1839 min_it (rc[i].col, ncol - 1);
1713 MIN_IT(rc[i].row, TermWin.nrow - 1); 1840 min_it (rc[i].row, nrow - 1);
1714 } 1841 }
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 1842
1718 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1843 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1719 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1844 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)); 1845
1846 num_scr_allow = 0;
1721 1847
1722 if (refresh) 1848 if (refresh)
1723 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1849 scr_refresh ();
1724} 1850}
1725 1851
1726/* ------------------------------------------------------------------------- */ 1852/* ------------------------------------------------------------------------- */
1727/* 1853/*
1728 * Refresh the entire screen 1854 * Refresh the entire screen
1729 */ 1855 */
1730void 1856void
1731rxvt_term::scr_touch (bool refresh) 1857rxvt_term::scr_touch (bool refresh) NOTHROW
1732{ 1858{
1733 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1859 scr_expose (0, 0, width, height, refresh);
1734} 1860}
1735 1861
1736/* ------------------------------------------------------------------------- */ 1862/* ------------------------------------------------------------------------- */
1737/* 1863/*
1738 * Move the display so that the line represented by scrollbar value Y is at 1864 * Move the display so that the line represented by scrollbar value Y is at
1739 * the top of the screen 1865 * the top of the screen
1740 */ 1866 */
1741/* EXTPROTO */ 1867void
1742int
1743rxvt_scr_move_to(pR_ int y, int len) 1868rxvt_term::scr_move_to (int y, int len) NOTHROW
1744{ 1869{
1745 long p = 0; 1870 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} 1871}
1759 1872
1760/* ------------------------------------------------------------------------- */ 1873/* ------------------------------------------------------------------------- */
1761/* 1874/*
1762 * Page the screen up/down nlines 1875 * Page the screen up/down nlines
1763 * direction should be UP or DN 1876 * direction should be UP or DN
1764 */ 1877 */
1765/* EXTPROTO */ 1878bool
1766int
1767rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1879rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1768{ 1880{
1769 int n; 1881 int new_view_start =
1770 uint16_t oldviewstart; 1882 direction == UP ? view_start - nlines
1883 : view_start + nlines;
1771 1884
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); 1885 return scr_changeview (new_view_start);
1785} 1886}
1786 1887
1787/* INTPROTO */ 1888bool
1788int 1889rxvt_term::scr_changeview (int new_view_start) NOTHROW
1789rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1790{ 1890{
1791 if (R->TermWin.view_start != oldviewstart) { 1891 clamp_it (new_view_start, top_row, 0);
1892
1893 if (new_view_start == view_start)
1894 return false;
1895
1896 num_scr += new_view_start - view_start;
1897 view_start = new_view_start;
1792 R->want_refresh = 1; 1898 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 1899
1802/* ------------------------------------------------------------------------- */ 1900 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1803/* EXTPROTO */ 1901
1804void 1902 return true;
1805rxvt_scr_bell(pR) 1903}
1806{ 1904
1807#ifndef NO_BELL 1905#ifndef NO_BELL
1906void
1907rxvt_term::bell_cb (ev::timer &w, int revents)
1908{
1909 rvideo_bell = false;
1910 scr_rvideo_mode (rvideo_mode);
1911 refresh_check ();
1912}
1913#endif
1914
1915/* ------------------------------------------------------------------------- */
1916void
1917rxvt_term::scr_bell () NOTHROW
1918{
1919#ifndef NO_BELL
1920
1808# ifndef NO_MAPALERT 1921# ifndef NO_MAPALERT
1809# ifdef MAPALERT_OPTION 1922# ifdef MAPALERT_OPTION
1810 if (R->Options & Opt_mapAlert) 1923 if (option (Opt_mapAlert))
1811# endif 1924# endif
1812 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1925 XMapWindow (dpy, parent[0]);
1813# endif 1926# endif
1927
1928# if ENABLE_FRILLS
1929 if (option (Opt_urgentOnBell))
1930 set_urgency (1);
1931# endif
1932
1814 if (R->Options & Opt_visualBell) { 1933 if (option (Opt_visualBell))
1815 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1934 {
1816 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1935 rvideo_bell = true;
1936 scr_rvideo_mode (rvideo_mode);
1937 flush ();
1938
1939 bell_ev.start (VISUAL_BELL_DURATION);
1940 }
1817 } else 1941 else
1818 XBell(R->Xdisplay, 0); 1942 XBell (dpy, 0);
1943 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1819#endif 1944#endif
1820} 1945}
1821 1946
1822/* ------------------------------------------------------------------------- */ 1947/* ------------------------------------------------------------------------- */
1823/* ARGSUSED */ 1948/* ARGSUSED */
1824/* EXTPROTO */
1825void 1949void
1826rxvt_scr_printscreen(pR_ int fullhist) 1950rxvt_term::scr_printscreen (int fullhist) NOTHROW
1827{ 1951{
1828#ifdef PRINTPIPE 1952#ifdef PRINTPIPE
1829 int i, r1, nrows, row_offset; 1953 int nrows, row_start;
1830 text_t *t; 1954 FILE *fd = popen_printer ();
1831 FILE *fd;
1832 1955
1833 if ((fd = rxvt_popen_printer(aR)) == NULL) 1956 if (!fd)
1834 return; 1957 return;
1835 nrows = R->TermWin.nrow; 1958
1836 row_offset = R->TermWin.saveLines;
1837 if (!fullhist) 1959 if (fullhist)
1838 row_offset -= R->TermWin.view_start;
1839 else {
1840 nrows += R->TermWin.nscrolled;
1841 row_offset -= R->TermWin.nscrolled;
1842 } 1960 {
1843 1961 nrows = nrow - top_row;
1844 for (r1 = 0; r1 < nrows; r1++) { 1962 row_start = top_row;
1845 t = R->screen.text[r1 + row_offset]; 1963 }
1846 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1964 else
1847 if (!isspace(t[i]))
1848 break;
1849 fprintf(fd, "%.*s\n", (i + 1), t);
1850 } 1965 {
1966 nrows = nrow;
1967 row_start = view_start;
1968 }
1969
1970 wctomb (0, 0);
1971
1972 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1973 {
1974 text_t *tp = ROW(r1).t;
1975 int len = ROW(r1).l;
1976
1977 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1978 {
1979 char mb[MB_LEN_MAX];
1980 text_t t = *tp++;
1981 if (t == NOCHAR)
1982 continue;
1983
1984 len = wctomb (mb, t);
1985
1986 if (len <= 0)
1987 {
1988 mb[0] = ' ';
1989 len = 1;
1990 }
1991
1992 fwrite (mb, 1, len, fd);
1993 }
1994
1995 fputc ('\n', fd);
1996 }
1997
1851 rxvt_pclose_printer(fd); 1998 pclose_printer (fd);
1852#endif 1999#endif
1853} 2000}
1854 2001
1855/* ------------------------------------------------------------------------- */ 2002/* ------------------------------------------------------------------------- */
1856/* 2003/*
1857 * Refresh the screen 2004 * Refresh the screen
1858 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2005 * 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. 2006 * screen.text/screen.rend contain what the screen will change to.
1860 */ 2007 */
1861
1862#define FONT_WIDTH(X, Y) \
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 2008void
1872rxvt_term::scr_refresh (unsigned char refresh_type) 2009rxvt_term::scr_refresh () NOTHROW
1873{ 2010{
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 */ 2011 int16_t col, row, /* column/row we're processing */
1880 ocrow; /* old cursor row */ 2012 ocrow; /* old cursor row */
1881 int cursorwidth;
1882 int i, /* tmp */ 2013 int i; /* tmp */
1883 row_offset; /* basic offset in screen structure */
1884#ifndef NO_CURSORCOLOR 2014#ifndef NO_CURSORCOLOR
1885 rend_t cc1; /* store colours at cursor position(s) */ 2015 rend_t cc1; /* store colours at cursor position (s) */
1886 rend_t cc2; /* store colours at cursor position(s) */
1887#endif 2016#endif
1888 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2017 rend_t *crp; // cursor rendition pointer
1889 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2018 rend_t ccol1, /* Cursor colour */
2019 ccol2; /* Cursor colour2 */
1890 2020
2021 want_refresh = 0; /* screen is current */
2022
1891 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2023 if (refresh_type == NO_REFRESH || !mapped)
1892 return; 2024 return;
1893 2025
1894 /* 2026 /*
1895 * A: set up vars 2027 * A: set up vars
1896 */ 2028 */
1897 clearfirst = clearlast = must_clear = 0;
1898
1899 refresh_count = 0; 2029 refresh_count = 0;
1900 2030
1901 row_offset = TermWin.saveLines - TermWin.view_start; 2031 unsigned int old_screen_flags = screen.flags;
2032 char have_bg = 0;
2033#ifdef HAVE_BG_PIXMAP
2034 have_bg = bg_pixmap != None;
2035#endif
2036 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1902 2037
1903 if ((refresh_type & REFRESH_BOUNDS)) 2038 /*
2039 * B: reverse any characters which are selected
2040 */
2041 scr_reverse_selection ();
2042
2043 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2044#if ENABLE_OVERLAY
2045 scr_swap_overlay ();
2046#endif
2047
2048 char showcursor = screen.flags & Screen_VisibleCursor;
2049
2050 /*
2051 * C: set the cursor character (s)
2052 */
2053 {
2054 unsigned char setoldcursor;
2055
2056#ifdef CURSOR_BLINK
2057 if (hidden_cursor)
2058 showcursor = 0;
2059#endif
2060
2061 if (showcursor)
1904 { 2062 {
1905 clearfirst = clearlast = 1; 2063 int col = screen.cur.col;
1906 refresh_type &= ~REFRESH_BOUNDS;
1907 }
1908 2064
1909#if defined(XPM_BACKGROUND) 2065 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1910 must_clear |= (bgPixmap.pixmap != None); 2066 col--;
1911#endif
1912#if defined(TRANSPARENT)
1913 must_clear |= ((Options & Opt_transparent) && am_transparent);
1914#endif
1915 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1916 2067
1917 /* 2068 crp = &ROW(screen.cur.row).r[col];
1918 * B: reverse any characters which are selected
1919 */
1920 rxvt_scr_reverse_selection (this);
1921 2069
1922 /*
1923 * C: set the cursor character(s)
1924 */
1925 {
1926 unsigned char setoldcursor;
1927 rend_t ccol1, /* Cursor colour */
1928 ccol2; /* Cursor colour2 */
1929
1930 showcursor = (screen.flags & Screen_VisibleCursor);
1931 cursorwidth = 0;
1932#ifdef CURSOR_BLINK
1933 if (hidden_cursor)
1934 showcursor = 0;
1935#endif
1936
1937 cursorwidth = 0;
1938
1939 if (showcursor)
1940 {
1941 cursorwidth++;
1942
1943 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1944 [screen.cur.col]);
1945
1946 if (showcursor && TermWin.focus)
1947 {
1948 *srp ^= RS_RVid;
1949#ifndef NO_CURSORCOLOR 2070#ifndef NO_CURSORCOLOR
1950 cc1 = *srp & (RS_fgMask | RS_bgMask); 2071 cc1 = *crp & (RS_fgMask | RS_bgMask);
1951 if (ISSET_PIXCOLOR (this, Color_cursor)) 2072 if (ISSET_PIXCOLOR (Color_cursor))
1952 ccol1 = Color_cursor; 2073 ccol1 = Color_cursor;
1953 else 2074 else
2075#endif
1954#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2076#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1955 ccol1 = GET_FGCOLOR(rstyle); 2077 ccol1 = fgcolor_of (rstyle);
1956#else 2078#else
1957 ccol1 = Color_fg; 2079 ccol1 = Color_fg;
1958#endif 2080#endif
2081
2082#ifndef NO_CURSORCOLOR
1959 if (ISSET_PIXCOLOR (this, Color_cursor2)) 2083 if (ISSET_PIXCOLOR (Color_cursor2))
1960 ccol2 = Color_cursor2; 2084 ccol2 = Color_cursor2;
1961 else 2085 else
2086#endif
1962#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2087#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1963 ccol2 = GET_BGCOLOR(rstyle); 2088 ccol2 = bgcolor_of (rstyle);
1964#else 2089#else
1965 ccol2 = Color_bg; 2090 ccol2 = Color_bg;
1966#endif 2091#endif
2092
2093 if (focus)
2094 {
2095 if (option (Opt_cursorUnderline))
2096 *crp ^= RS_Uline;
2097 else
2098 {
2099 *crp ^= RS_RVid;
1967 *srp = SET_FGCOLOR(*srp, ccol1); 2100 *crp = SET_FGCOLOR (*crp, ccol1);
1968 *srp = SET_BGCOLOR(*srp, ccol2); 2101 *crp = SET_BGCOLOR (*crp, ccol2);
1969#endif
1970 }
1971 }
1972
1973 /* make sure no outline cursor is left around */
1974 setoldcursor = 0;
1975 if (ocrow != -1) {
1976 if (screen.cur.row + TermWin.view_start != ocrow
1977 || screen.cur.col != oldcursor.col) {
1978 if (ocrow < TermWin.nrow
1979 && oldcursor.col < TermWin.ncol) {
1980 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
1981 } 2102 }
1982 if (TermWin.focus || !showcursor)
1983 oldcursor.row = -1;
1984 else
1985 setoldcursor = 1;
1986 }
1987 } else if (!TermWin.focus)
1988 setoldcursor = 1;
1989 if (setoldcursor) {
1990 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
1991 oldcursor.row = -1;
1992 else {
1993 oldcursor.row = screen.cur.row + TermWin.view_start;
1994 oldcursor.col = screen.cur.col;
1995 } 2103 }
1996 } 2104 }
2105
2106 /* make sure no outline cursor is left around */
2107 setoldcursor = 0;
2108 if (ocrow != -1)
2109 {
2110 if (screen.cur.row - view_start != ocrow
2111 || screen.cur.col != oldcursor.col)
2112 {
2113 if (ocrow < nrow
2114 && oldcursor.col < ncol)
2115 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2116
2117 if (focus || !showcursor)
2118 oldcursor.row = -1;
2119 else
2120 setoldcursor = 1;
2121 }
1997 } 2122 }
2123 else if (!focus)
2124 setoldcursor = 1;
2125
2126 if (setoldcursor)
2127 {
2128 if (screen.cur.row - view_start >= nrow)
2129 oldcursor.row = -1;
2130 else
2131 {
2132 oldcursor.row = screen.cur.row - view_start;
2133 oldcursor.col = screen.cur.col;
2134 }
2135 }
2136 }
1998 2137
1999#ifndef NO_SLOW_LINK_SUPPORT 2138#ifndef NO_SLOW_LINK_SUPPORT
2000 /* 2139 /*
2001 * D: CopyArea pass - very useful for slower links 2140 * D: CopyArea pass - very useful for slower links
2002 * This has been deliberately kept simple. 2141 * This has been deliberately kept simple.
2003 */ 2142 */
2004 i = num_scr; 2143 if (!display->is_local
2005 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2144 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2006 && abs(i) < TermWin.nrow && !must_clear) 2145 && abs (num_scr) < nrow && !have_bg)
2007 { 2146 {
2008 int16_t nits; 2147 int16_t nits;
2009 int j; 2148 int i = num_scr;
2010 rend_t *drp2; 2149 int j;
2011 text_t *dtp2; 2150 int len, wlen;
2012 int len, wlen; 2151 dLocal (int, num_scr);
2013 2152
2014 j = TermWin.nrow; 2153 j = nrow;
2015 wlen = len = -1; 2154 wlen = len = -1;
2016 row = i > 0 ? 0 : j - 1; 2155 row = i > 0 ? 0 : j - 1;
2156
2017 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2157 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2018 { 2158 {
2019 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2159 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2020 { 2160 {
2021 stp = screen.text[row + row_offset]; 2161 line_t s = ROW(view_start + row);
2022 srp = screen.rend[row + row_offset];
2023 dtp = drawn_text[row]; 2162 line_t d = drawn_buf[row];
2024 dtp2 = drawn_text[row + i]; 2163 line_t d2 = drawn_buf[row + i];
2025 drp = drawn_rend[row];
2026 drp2 = drawn_rend[row + i];
2027 2164
2028 for (nits = 0, col = TermWin.ncol; col--; ) 2165 for (nits = 0, col = ncol; col--; )
2029 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2166 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2030 nits--; 2167 nits--;
2031 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2168 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2032 nits++; 2169 nits++;
2033 2170
2034 if (nits > 8) /* XXX: arbitrary choice */ 2171 if (nits > 8) /* XXX: arbitrary choice */
2172 {
2173 for (col = ncol; col--; )
2174 {
2175 *d.t++ = *d2.t++;
2176 *d.r++ = *d2.r++;
2177 }
2178
2179 if (len == -1)
2180 len = row;
2181
2182 wlen = row;
2183 continue;
2184 }
2185 }
2186
2187 if (len >= 0)
2188 {
2189 /* also comes here at end if needed because of >= above */
2190 if (wlen < len)
2191 ::swap (wlen, len);
2192
2193 XGCValues gcv;
2194
2195 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2196 XCopyArea (dpy, vt, vt,
2197 gc, 0, Row2Pixel (len + i),
2198 (unsigned int)this->width,
2199 (unsigned int)Height2Pixel (wlen - len + 1),
2200 0, Row2Pixel (len));
2201 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2202
2203 len = -1;
2204 }
2205 }
2206 }
2207#endif
2208
2209 /*
2210 * E: main pass across every character
2211 */
2212 for (row = 0; row < nrow; row++)
2213 {
2214 text_t *stp = ROW(view_start + row).t;
2215 rend_t *srp = ROW(view_start + row).r;
2216 text_t *dtp = drawn_buf[row].t;
2217 rend_t *drp = drawn_buf[row].r;
2218
2219 /*
2220 * E2: OK, now the real pass
2221 */
2222 int ypixel = (int)Row2Pixel (row);
2223
2224 for (col = 0; col < ncol; col++)
2225 {
2226 /* compare new text with old - if exactly the same then continue */
2227 if (stp[col] == dtp[col] /* Must match characters to skip. */
2228 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2229 || (stp[col] == ' ' /* space w/ no background change */
2230 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2231 continue;
2232
2233 // redraw one or more characters
2234
2235 // seek to the beginning of wide characters
2236 while (expect_false (stp[col] == NOCHAR && col > 0))
2237 --col;
2238
2239 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2240 text_t *text = stp + col;
2241 int count = 1;
2242
2243 dtp[col] = stp[col];
2244 drp[col] = rend;
2245
2246 int xpixel = Col2Pixel (col);
2247
2248 for (i = 0; ++col < ncol; )
2249 {
2250 if (stp[col] == NOCHAR)
2251 {
2252 dtp[col] = stp[col];
2253 drp[col] = srp[col];
2254
2255 count++;
2256 i++;
2257
2258 continue;
2259 }
2260
2261 if (!RS_SAME (rend, srp[col]))
2262 break;
2263
2264 count++;
2265
2266 if (stp[col] != dtp[col]
2267 || !RS_SAME (srp[col], drp[col]))
2268 {
2269 if (have_bg && (i++ > count / 2))
2270 break;
2271
2272 dtp[col] = stp[col];
2273 drp[col] = rend;
2274 i = 0;
2275 }
2276 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2277 break;
2278 }
2279
2280 col--; /* went one too far. move back */
2281 count -= i; /* dump any matching trailing chars */
2282
2283 // sometimes we optimize away the trailing NOCHAR's, add them back
2284 while (expect_false (i && text[count] == NOCHAR))
2285 count++, i--;
2286
2287 /*
2288 * Determine the attributes for the string
2289 */
2290 int fore = fgcolor_of (rend); // desired foreground
2291 int back = bgcolor_of (rend); // desired background
2292
2293 // only do special processing if any attributes are set, which is unlikely
2294 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2295 {
2296 bool invert = rend & RS_RVid;
2297
2298#ifndef NO_BOLD_UNDERLINE_REVERSE
2299 if (rend & RS_Bold && fore == Color_fg)
2300 {
2301 if (ISSET_PIXCOLOR (Color_BD))
2302 fore = Color_BD;
2303# if !ENABLE_STYLES
2304 else
2305 invert = !invert;
2306# endif
2307 }
2308
2309 if (rend & RS_Italic && fore == Color_fg)
2310 {
2311 if (ISSET_PIXCOLOR (Color_IT))
2312 fore = Color_IT;
2313# if !ENABLE_STYLES
2314 else
2315 invert = !invert;
2316# endif
2317 }
2318
2319 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2320 fore = Color_UL;
2321#endif
2322
2323#ifdef OPTION_HC
2324 if (rend & RS_Sel)
2325 {
2326 /* invert the column if no highlightColor is set or it is the
2327 * current cursor column */
2328 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2329 && ISSET_PIXCOLOR (Color_HC))
2330 {
2331 if (ISSET_PIXCOLOR (Color_HTC))
2332 fore = Color_HTC;
2333 // if invert is 0 reverse video is set so we use bg color as fg color
2334 else if (!invert)
2335 fore = back;
2336
2337 back = Color_HC;
2338 invert = 0;
2339 }
2340 }
2341#endif
2342
2343 if (invert)
2344 {
2345 ::swap (fore, back);
2346
2347#ifndef NO_BOLD_UNDERLINE_REVERSE
2348 if (fore == back)
2349 {
2350 fore = Color_bg;
2351 back = Color_fg;
2352 }
2353#endif
2354 }
2355
2356#ifdef TEXT_BLINK
2357 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2358 {
2359 if (!text_blink_ev.is_active ())
2360 {
2361 text_blink_ev.again ();
2362 hidden_text = 0;
2363 }
2364 else if (hidden_text)
2365 fore = back;
2366 }
2367#endif
2368
2369#if ENABLE_STYLES
2370 // "careful" (too wide) character handling
2371
2372 // include previous careful character(s) if possible, looks nicer (best effort...)
2373 while (text > stp
2374 && srp[text - stp - 1] & RS_Careful
2375 && RS_SAME (rend, srp[text - stp - 1]))
2376 text--, count++, xpixel -= fwidth;
2377
2378 // force redraw after "careful" characters to avoid pixel droppings
2379 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2380 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2381
2382 // force redraw before "careful" characters to avoid pixel droppings
2383 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2384 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2385#endif
2386 }
2387
2388 /*
2389 * Actually do the drawing of the string here
2390 */
2391 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2392
2393 if (expect_true (have_bg && back == Color_bg))
2394 {
2395 // this is very ugly, maybe push it into ->draw?
2396
2397 for (i = 0; i < count; i++) /* don't draw empty strings */
2398 if (text[i] != ' ')
2035 { 2399 {
2036 for (col = TermWin.ncol; col--; ) 2400 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2037 { 2401 goto did_clear;
2038 *dtp++ = *dtp2++;
2039 *drp++ = *drp2++;
2040 }
2041
2042 if (len == -1)
2043 len = row;
2044
2045 wlen = row;
2046 continue;
2047 } 2402 }
2403
2404 CLEAR_CHARS (xpixel, ypixel, count);
2405 did_clear: ;
2048 } 2406 }
2407 else
2408 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2049 2409
2050 if (len != -1) 2410 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2051 { 2411 {
2052 /* also comes here at end if needed because of >= above */ 2412#if ENABLE_FRILLS
2053 if (wlen < len) 2413 if (ISSET_PIXCOLOR (Color_underline))
2054 SWAP_IT(wlen, len, int); 2414 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2415 else
2416#endif
2417 XSetForeground (dpy, gc, pix_colors[fore]);
2055 2418
2056 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2419 XDrawLine (dpy, vt, gc,
2057 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt, 2420 xpixel, ypixel + font->ascent + 1,
2058 TermWin.gc, 0, Row2Pixel (len + i), 2421 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2059 (unsigned int)TermWin_TotalWidth (),
2060 (unsigned int)Height2Pixel (wlen - len + 1),
2061 0, Row2Pixel (len));
2062 len = -1;
2063 } 2422 }
2064 } 2423 } /* for (col....) */
2065 } 2424 } /* for (row....) */
2066#endif
2067 2425
2068 /* 2426 /*
2069 * E: main pass across every character 2427 * G: cleanup cursor and display outline cursor if necessary
2070 */ 2428 */
2071 for (row = 0; row < TermWin.nrow; row++) 2429 if (showcursor)
2072 { 2430 {
2073 stp = screen.text[row + row_offset]; 2431 if (focus)
2074 srp = screen.rend[row + row_offset];
2075 dtp = drawn_text[row];
2076 drp = drawn_rend[row];
2077
2078 /*
2079 * E2: OK, now the real pass
2080 */
2081 int ypixel = (int)Row2Pixel(row);
2082
2083 for (col = 0; col < TermWin.ncol; col++)
2084 { 2432 {
2085 /* compare new text with old - if exactly the same then continue */ 2433 if (option (Opt_cursorUnderline))
2086 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2434 *crp ^= RS_Uline;
2087 2435 else
2088 if (stp[col] == dtp[col] /* Must match characters to skip. */
2089 && (rend == drp[col] /* Either rendition the same or */
2090 || (stp[col] == ' ' /* space w/ no background change */
2091 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2092 continue;
2093
2094 text_t *text = stp + col;
2095 int count = 1;
2096
2097 /* redraw one or more characters */
2098
2099 dtp[col] = stp[col];
2100 drp[col] = rend;
2101
2102 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2103 continue;
2104
2105 int xpixel = Col2Pixel(col);
2106
2107 // this loop looks very messy, it can probably be optimized
2108 // and cleaned a bit by you?
2109 for (i = 0; ++col < TermWin.ncol; )
2110 { 2436 {
2111 if (stp[col] == NOCHAR) 2437 *crp ^= RS_RVid;
2112 {
2113 dtp[col] = stp[col];
2114 drp[col] = rend;
2115 count++;
2116
2117 if (i) // only possible skip if char unchanged
2118 i++;
2119
2120 continue;
2121 }
2122
2123 if (rend != srp[col])
2124 break;
2125
2126 count++;
2127
2128 if (stp[col] != dtp[col]
2129 || srp[col] != drp[col])
2130 {
2131 if (must_clear && (i++ > (count / 2)))
2132 break;
2133
2134 dtp[col] = stp[col];
2135 drp[col] = rend;
2136 i = 0;
2137 }
2138 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2139 break;
2140 }
2141
2142 col--; /* went one too far. move back */
2143 count -= i; /* dump any matching trailing chars */
2144
2145 /*
2146 * Determine the attributes for the string
2147 */
2148 int fid = GET_FONT (rend);
2149 int fore = GET_FGCOLOR (rend); // desired foreground
2150 int back = GET_BGCOLOR (rend); // desired background
2151
2152 rend = GET_ATTR (rend);
2153
2154 rvid = !!(rend & RS_RVid);
2155#ifdef TEXT_BLINK
2156 if (rend & RS_Blink)
2157 {
2158 if (!text_blink_ev.active)
2159 {
2160 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2161 hidden_text = 0;
2162 }
2163 else if (hidden_text)
2164 fore = back;
2165 }
2166#endif
2167 if (rvid)
2168 {
2169 SWAP_IT(fore, back, int);
2170
2171#ifndef NO_BOLD_UNDERLINE_REVERSE
2172 if (ISSET_PIXCOLOR (this, Color_RV)
2173# ifndef NO_CURSORCOLOR 2438#ifndef NO_CURSORCOLOR
2439 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2440#endif
2441 }
2442 }
2443 else if (oldcursor.row >= 0)
2444 {
2445 int cursorwidth = 1;
2446 int col = oldcursor.col;
2447
2448 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2449 col--;
2450
2451 while (col + cursorwidth < ncol
2452 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2453 cursorwidth++;
2454
2455#ifndef NO_CURSORCOLOR
2174 && !ISSET_PIXCOLOR (this, Color_cursor) 2456 if (ISSET_PIXCOLOR (Color_cursor))
2457 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2458 else
2459#endif
2460 XSetForeground (dpy, gc, pix_colors[ccol1]);
2461
2462 XDrawRectangle (dpy, vt, gc,
2463 Col2Pixel (col),
2464 Row2Pixel (oldcursor.row),
2465 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2466 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2467 }
2468 }
2469
2470 /*
2471 * H: cleanup selection
2472 */
2473#if ENABLE_OVERLAY
2474 scr_swap_overlay ();
2475#endif
2476 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2477
2478 scr_reverse_selection ();
2479
2480 screen.flags = old_screen_flags;
2481 num_scr = 0;
2482 num_scr_allow = 1;
2483}
2484
2485void
2486rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2487{
2488 if (!l.t)
2489 return;
2490
2491 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2492
2493 for (int i = ncol; i--; )
2494 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2495}
2496
2497void
2498rxvt_term::scr_remap_chars () NOTHROW
2499{
2500 for (int i = total_rows; i--; )
2501 scr_remap_chars (row_buf [i]);
2502
2503 for (int i = nrow; i--; )
2504 {
2505 scr_remap_chars (drawn_buf [i]);
2506 scr_remap_chars (swap_buf [i]);
2507 }
2508}
2509
2510void
2511rxvt_term::scr_recolour (bool refresh) NOTHROW
2512{
2513 bool transparent = false;
2514
2515#ifdef HAVE_BG_PIXMAP
2516 if (bg_pixmap != None)
2517 {
2518# ifdef ENABLE_TRANSPARENCY
2519 if (bg_flags & BG_IS_TRANSPARENT)
2520 {
2521 XSetWindowBackgroundPixmap (dpy, parent[0], bg_pixmap);
2522 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2523
2524 transparent = true;
2525 }
2526 else
2175# endif 2527# endif
2176 )
2177 back = Color_RV;
2178#endif
2179 }
2180#ifndef NO_BOLD_UNDERLINE_REVERSE
2181 else if (rend & RS_Bold)
2182 {
2183 if (ISSET_PIXCOLOR (this, Color_BD))
2184 fore = Color_BD;
2185 else if (fore == Color_fg)
2186 fore = Color_White;
2187 }
2188 else if (rend & RS_Uline)
2189 {
2190 if (ISSET_PIXCOLOR (this, Color_UL))
2191 fore = Color_UL;
2192 }
2193#endif
2194
2195 /*
2196 * Actually do the drawing of the string here
2197 */
2198 rxvt_font *font = (*TermWin.fontset)[fid];
2199
2200 if (back == Color_bg)
2201 {
2202 if (must_clear)
2203 {
2204 for (i = 0; i < count; i++) /* don't draw empty strings */
2205 if (text[i] != ' ')
2206 {
2207 font->draw (xpixel, ypixel, text, count, fore, -1);
2208 goto nodraw;
2209 }
2210
2211 CLEAR_CHARS (xpixel, ypixel, count);
2212nodraw: ;
2213 }
2214 else
2215 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2216 }
2217 else
2218 font->draw (xpixel, ypixel, text, count, fore, back);
2219
2220 if ((rend & RS_Uline) && (font->descent > 1))
2221 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2222 xpixel, ypixel + font->ascent + 1,
2223 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2224 } /* for (col....) */
2225 } /* for (row....) */
2226
2227 /*
2228 * G: cleanup cursor and display outline cursor if necessary
2229 */
2230 if (showcursor) {
2231 if (TermWin.focus) {
2232 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2233 [screen.cur.col]);
2234 *srp ^= RS_RVid;
2235#ifndef NO_CURSORCOLOR
2236 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2237#endif
2238 } else if (oldcursor.row >= 0) {
2239#ifndef NO_CURSORCOLOR
2240 unsigned long gcmask; /* Graphics Context mask */
2241
2242 if (ISSET_PIXCOLOR (this, Color_cursor))
2243 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2244#endif
2245 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2246 Col2Pixel(oldcursor.col),
2247 Row2Pixel(oldcursor.row),
2248 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2249 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2250 } 2528 {
2251 } 2529 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2252 2530 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2253 /*
2254 * H: cleanup selection
2255 */
2256 rxvt_scr_reverse_selection (this);
2257
2258 /*
2259 * I: other general cleanup
2260 */
2261 if (clearfirst && TermWin.int_bwidth)
2262 /* 2531 }
2263 * clear the whole screen height, note that width == 0 is treated 2532 }
2264 * specially by XClearArea 2533 else
2265 */ 2534#endif
2266 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2535 {
2267 (unsigned int)TermWin.int_bwidth, 2536 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2268 (unsigned int)TermWin_TotalHeight(), False); 2537 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2269 if (clearlast && TermWin.int_bwidth) 2538 }
2270 /*
2271 * clear the whole screen height, note that width == 0 is treated
2272 * specially by XClearArea
2273 */
2274 XClearArea(Xdisplay, TermWin.vt,
2275 TermWin.width + TermWin.int_bwidth, 0,
2276 (unsigned int)TermWin.int_bwidth,
2277 (unsigned int)TermWin_TotalHeight(), False);
2278 if (refresh_type & SMOOTH_REFRESH)
2279 XSync(Xdisplay, False);
2280 2539
2281 num_scr = 0; 2540 XClearWindow (dpy, parent[0]);
2282 num_scr_allow = 1;
2283 want_refresh = 0; /* screen is current */
2284}
2285 2541
2542 if (scrollBar.win)
2543 {
2544 if (transparent)
2545 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2546 else
2547 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2548 scrollBar.state = STATE_IDLE;
2549 scrollBar.show (0);
2550 }
2551
2552 if (refresh)
2553 {
2554 scr_clear ();
2555 scr_touch (true);
2556 }
2557 want_refresh = 1;
2558}
2559
2286/* ------------------------------------------------------------------------- */ 2560/* ------------------------------------------------------------------------- */
2287void 2561void
2288rxvt_term::scr_clear() 2562rxvt_term::scr_clear (bool really) NOTHROW
2289{ 2563{
2290 if (!TermWin.mapped) 2564 if (!mapped)
2291 return; 2565 return;
2292 2566
2293 num_scr_allow = 0; 2567 num_scr_allow = 0;
2294 want_refresh = 1; 2568 want_refresh = 1;
2295#ifdef TRANSPARENT 2569
2296 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2570 if (really)
2571 XClearWindow (dpy, vt);
2572}
2573
2574void
2575rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2576{
2577 int view_end = view_start + nrow;
2578 int row, col;
2579
2580 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2581 {
2582 text_t *stp = ROW(row).t;
2583 rend_t *srp = ROW(row).r;
2584
2585 for (col = beg_col; col < end_col; col++)
2586 srp[col] ^= rstyle1;
2587
2588 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2589 srp[col] ^= rstyle2;
2590
2591 if (++col < end_col)
2592 srp[col] ^= rstyle2;
2297 { 2593 }
2298 int i; 2594}
2299 2595
2300 if (!(Options & Opt_transparent_all)) 2596void
2597rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2598{
2599 int view_end = view_start + nrow;
2600 int row, col;
2601
2602 if (beg_row >= view_start)
2603 {
2604 col = beg_col;
2605 row = beg_row;
2606 }
2607 else
2608 {
2301 i = 0; 2609 col = 0;
2610 row = view_start;
2611 }
2612
2613 for (; row < min (end_row, view_end); row++, col = 0)
2614 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2615 srp[col] ^= rstyle;
2616
2617 if (row == end_row)
2618 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2619 srp[col] ^= rstyle;
2620}
2621
2622/* ------------------------------------------------------------------------- */
2623void
2624rxvt_term::scr_reverse_selection () NOTHROW
2625{
2626 if (selection.op
2627 && current_screen == selection.screen
2628 && selection.end.row >= view_start)
2629 {
2630#if !ENABLE_MINIMAL
2631 if (selection.rect)
2632 scr_xor_rect (selection.beg.row, selection.beg.col,
2633 selection.end.row, selection.end.col,
2634 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2302 else 2635 else
2303 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2304
2305 while (i--)
2306 if (TermWin.parent[i] != None)
2307 XClearWindow(Xdisplay, TermWin.parent[i]);
2308 }
2309#endif 2636#endif
2310 2637 scr_xor_span (selection.beg.row, selection.beg.col,
2311 XClearWindow (Xdisplay, TermWin.vt); 2638 selection.end.row, selection.end.col,
2312} 2639 RS_Sel | RS_RVid);
2313
2314/* ------------------------------------------------------------------------- */
2315/* INTPROTO */
2316void
2317rxvt_scr_reverse_selection(pR)
2318{
2319 int i, col, row, end_row;
2320 rend_t *srp;
2321
2322 if (R->selection.op && R->current_screen == R->selection.screen) {
2323 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2324 i = R->selection.beg.row + R->TermWin.saveLines;
2325 row = R->selection.end.row + R->TermWin.saveLines;
2326 if (i >= end_row)
2327 col = R->selection.beg.col;
2328 else {
2329 col = 0;
2330 i = end_row;
2331 }
2332 end_row += R->TermWin.nrow;
2333 for (; i < row && i < end_row; i++, col = 0)
2334 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2335 srp[col] ^= RS_RVid;
2336 if (i == row && i < end_row)
2337 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2338 srp[col] ^= RS_RVid;
2339 } 2640 }
2340} 2641}
2341 2642
2342/* ------------------------------------------------------------------------- */ 2643/* ------------------------------------------------------------------------- */
2343/* 2644/*
2344 * Dump the whole scrollback and screen to the passed filedescriptor. The 2645 * Dump the whole scrollback and screen to the passed filedescriptor. The
2345 * invoking routine must close the fd. 2646 * invoking routine must close the fd.
2346 */ 2647 */
2347#if 0 2648#if 0
2348/* EXTPROTO */
2349void 2649void
2350rxvt_scr_dump(pR_ int fd) 2650rxvt_term::scr_dump (int fd) NOTHROW
2351{ 2651{
2352 int row, wrote; 2652 int row, wrote;
2353 unsigned int width, towrite; 2653 unsigned int width, towrite;
2354 char r1[] = "\n"; 2654 const char r1[] = "\n";
2355 2655
2356 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2656 for (row = saveLines + top_row;
2357 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2657 row < saveLines + nrow - 1; row++)
2358 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2658 {
2359 : R->TermWin.ncol; 2659 width = row_buf[row].l >= 0 ? row_buf[row].l
2660 : ncol;
2360 for (towrite = width; towrite; towrite -= wrote) { 2661 for (towrite = width; towrite; towrite -= wrote)
2662 {
2361 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2663 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2362 towrite); 2664 towrite);
2363 if (wrote < 0) 2665 if (wrote < 0)
2364 return; /* XXX: death, no report */ 2666 return; /* XXX: death, no report */
2365 } 2667 }
2366 if (R->screen.tlen[row] >= 0) 2668 if (row_buf[row].l >= 0)
2367 if (write(fd, r1, 1) <= 0) 2669 if (write (fd, r1, 1) <= 0)
2368 return; /* XXX: death, no report */ 2670 return; /* XXX: death, no report */
2369 } 2671 }
2370} 2672}
2371#endif 2673#endif
2372 2674
2373/* ------------------------------------------------------------------------- * 2675/* ------------------------------------------------------------------------- *
2374 * CHARACTER SELECTION * 2676 * CHARACTER SELECTION *
2375 * ------------------------------------------------------------------------- */ 2677 * ------------------------------------------------------------------------- */
2376
2377/*
2378 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2379 */
2380/* EXTPROTO */
2381void 2678void
2382rxvt_selection_check(pR_ int check_more) 2679rxvt_term::selection_check (int check_more) NOTHROW
2383{ 2680{
2384 row_col_t pos; 2681 row_col_t pos;
2385 2682
2386 if (!R->selection.op) 2683 if (!selection.op)
2387 return; 2684 return;
2388 2685
2389 pos.row = pos.col = 0; 2686 pos.row = pos.col = 0;
2390 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2687 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2391 || (R->selection.beg.row >= R->TermWin.nrow) 2688 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2392 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2689 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2393 || (R->selection.mark.row >= R->TermWin.nrow)
2394 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2395 || (R->selection.end.row >= R->TermWin.nrow)
2396 || (check_more == 1 2690 || (check_more == 1
2397 && R->current_screen == R->selection.screen 2691 && current_screen == selection.screen
2398 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2692 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2399 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2693 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2400 || (check_more == 2 2694 || (check_more == 2
2401 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2695 && ROWCOL_IS_BEFORE (selection.beg, pos)
2402 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2696 && ROWCOL_IS_AFTER (selection.end, pos))
2403 || (check_more == 3 2697 || (check_more == 3
2404 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2698 && ROWCOL_IS_AFTER (selection.end, pos))
2405 || (check_more == 4 /* screen width change */ 2699 || (check_more == 4 /* screen width change */
2406 && (R->selection.beg.row != R->selection.end.row 2700 && (selection.beg.row != selection.end.row
2407 || R->selection.end.col > R->TermWin.ncol))) 2701 || selection.end.col > ncol)))
2408 CLEAR_SELECTION(R); 2702 CLEAR_SELECTION ();
2409} 2703}
2410 2704
2411/* ------------------------------------------------------------------------- */ 2705/* ------------------------------------------------------------------------- */
2412/* 2706/*
2413 * Paste a selection direct to the command fd 2707 * Paste a selection direct to the command fd
2414 */ 2708 */
2415void 2709void
2416rxvt_term::paste (const unsigned char *data, unsigned int len) 2710rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2417{ 2711{
2418 unsigned int i, j, n;
2419 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2420
2421#if 0
2422 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2423 ZERO_SCROLLBACK (r);
2424#endif
2425
2426 /* convert normal newline chars into common keyboard Return key sequence */ 2712 /* convert normal newline chars into common keyboard Return key sequence */
2427 for (i = 0; i < len; i += PROP_SIZE) 2713 for (unsigned int i = 0; i < len; i++)
2428 { 2714 if (data[i] == C0_LF)
2429 n = min (len - i, PROP_SIZE); 2715 data[i] = C0_CR;
2430 MEMCPY (ds, data + i, n);
2431 2716
2432 for (j = 0; j < n; j++) 2717 if (priv_modes & PrivMode_BracketPaste)
2433 if (ds[j] == '\n') 2718 tt_printf ("\e[200~");
2434 ds[j] = '\r';
2435 2719
2436 tt_write (ds, (int)n); 2720 tt_write (data, len);
2437 }
2438 2721
2439 free(ds); 2722 if (priv_modes & PrivMode_BracketPaste)
2723 tt_printf ("\e[201~");
2440} 2724}
2441 2725
2442/* ------------------------------------------------------------------------- */ 2726void
2443/* 2727rxvt_term::paste (char *data, unsigned int len) NOTHROW
2444 * Respond to a notification that a primary selection has been sent
2445 * EXT: SelectionNotify
2446 */
2447/* EXTPROTO */
2448int
2449rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2450{ 2728{
2451 long nread = 0; 2729 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2452 unsigned long bytes_after;
2453 XTextProperty ct;
2454
2455 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2456
2457 if (prop == None) /* check for failed XConvertSelection */
2458 {
2459 if ((R->selection_type & Sel_CompoundText))
2460 {
2461 int selnum = R->selection_type & Sel_whereMask;
2462
2463 R->selection_type = 0;
2464 if (selnum != Sel_direct)
2465 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2466 }
2467
2468 if ((R->selection_type & Sel_UTF8String))
2469 {
2470 int selnum = R->selection_type & Sel_whereMask;
2471
2472 R->selection_type = Sel_CompoundText;
2473 if (selnum != Sel_direct)
2474 rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], selnum);
2475 else
2476 R->selection_type = 0;
2477 }
2478
2479 return 0; 2730 return;
2480 }
2481 2731
2482 for (;;) 2732 tt_paste (data, len);
2483 {
2484 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2485 (long)(PROP_SIZE / 4), delete_prop,
2486 AnyPropertyType, &ct.encoding, &ct.format,
2487 &ct.nitems, &bytes_after,
2488 &ct.value) != Success)
2489 break;
2490
2491 if (ct.encoding == 0)
2492 {
2493 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2494 break;
2495 }
2496
2497 if (ct.value == NULL)
2498 {
2499 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2500 continue;
2501 }
2502
2503 if (ct.nitems == 0)
2504 {
2505 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2506 if (R->selection_wait == Sel_normal && nread == 0)
2507 {
2508 /*
2509 * pass through again trying CUT_BUFFER0 if we've come from
2510 * XConvertSelection() but nothing was presented
2511 */
2512 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2513 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2514 }
2515
2516 nread = -1; /* discount any previous stuff */
2517 break;
2518 }
2519
2520 nread += ct.nitems;
2521
2522 char **cl;
2523 int cr;
2524 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2525 &cr) >= 0 && cl)
2526 {
2527 for (int i = 0; i < cr; i++)
2528 R->paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2529
2530 XFreeStringList (cl);
2531 }
2532 else
2533 R->paste (ct.value, ct.nitems);
2534
2535 if (bytes_after == 0)
2536 break;
2537
2538 XFree (ct.value);
2539 }
2540
2541 if (ct.value)
2542 XFree (ct.value);
2543
2544 if (R->selection_wait == Sel_normal)
2545 R->selection_wait = Sel_none;
2546
2547 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2548 return (int)nread;
2549} 2733}
2550 2734
2551void
2552rxvt_term::incr_cb (time_watcher &w)
2553{
2554 selection_wait = Sel_none;
2555
2556 rxvt_print_error ("data loss: timeout on INCR selection paste");
2557}
2558
2559/*
2560 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2561 */
2562/* EXTPROTO */
2563void
2564rxvt_selection_property(pR_ Window win, Atom prop)
2565{
2566 int reget_time = 0;
2567
2568 if (prop == None)
2569 return;
2570 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2571 if (R->selection_wait == Sel_normal) {
2572 int a, afmt;
2573 Atom atype;
2574 unsigned long bytes_after, nitems;
2575 unsigned char *s = NULL;
2576
2577 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2578 R->xa[XA_INCR], &atype, &afmt, &nitems,
2579 &bytes_after, &s);
2580 if (s)
2581 XFree(s);
2582 if (a != Success)
2583 return;
2584#ifndef __CYGWIN32__
2585 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2586 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2587 XDeleteProperty(R->Xdisplay, win, prop);
2588 XFlush(R->Xdisplay);
2589 reget_time = 1;
2590 R->selection_wait = Sel_incr;
2591 }
2592#endif
2593 } else if (R->selection_wait == Sel_incr) {
2594 reget_time = 1;
2595 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2596 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2597 R->selection_wait = Sel_none;
2598 R->incr_ev.stop ();
2599 }
2600 }
2601 if (reget_time) /* received more data so reget time */
2602 R->incr_ev.start (NOW + 10);
2603}
2604/* ------------------------------------------------------------------------- */ 2735/* ------------------------------------------------------------------------- */
2605/* 2736/*
2606 * Request the current selection: 2737 * Request the current selection:
2607 * Order: > internal selection if available 2738 * Order: > internal selection if available
2608 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2739 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2609 * > CUT_BUFFER0 2740 * > CUT_BUFFER0
2610 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2741 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2611 * will auto fallback to CUT_BUFFER0 2742 * will auto fallback to CUT_BUFFER0
2612 * EXT: button 2 release 2743 * EXT: button 2 release
2613 */ 2744 */
2614/* EXTPROTO */
2615void 2745void
2616rxvt_selection_request(pR_ Time tm, int x, int y) 2746rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2617{ 2747{
2618 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2748 if (!selection_req)
2619 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2620 return; /* outside window */
2621
2622 if (R->selection.text != NULL) { /* internal selection */
2623 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2624 R->paste (R->selection.text, R->selection.len);
2625 return;
2626 } else {
2627 int i;
2628
2629 R->selection_request_time = tm;
2630 R->selection_wait = Sel_normal;
2631 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2632#if X_HAVE_UTF8_STRING
2633 R->selection_type = Sel_UTF8String;
2634 if (rxvt_selection_request_other(aR_ R->xa[XA_UTF8_STRING], i))
2635 return;
2636#else
2637 R->selection_type = Sel_CompoundText;
2638 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2639 return;
2640#endif
2641 }
2642 } 2749 {
2643 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2750 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2644 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2751 selection_req->run ();
2645 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2646}
2647
2648/* INTPROTO */
2649int
2650rxvt_selection_request_other(pR_ Atom target, int selnum)
2651{
2652 Atom sel;
2653#ifdef DEBUG_SELECT
2654 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2655#endif
2656
2657 R->selection_type |= selnum;
2658 if (selnum == Sel_Primary)
2659 sel = XA_PRIMARY;
2660 else if (selnum == Sel_Secondary)
2661 sel = XA_SECONDARY;
2662 else
2663 sel = R->xa[XA_CLIPBOARD];
2664 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2665 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2666 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2667 R->TermWin.vt, R->selection_request_time);
2668 return 1;
2669 } 2752 }
2670 return 0;
2671} 2753}
2672 2754
2673/* ------------------------------------------------------------------------- */ 2755/* ------------------------------------------------------------------------- */
2674/* 2756/*
2675 * Clear all selected text 2757 * Clear all selected text
2676 * EXT: SelectionClear 2758 * EXT: SelectionClear
2677 */ 2759 */
2678/* EXTPROTO */
2679void 2760void
2680rxvt_selection_clear(pR) 2761rxvt_term::selection_clear (bool clipboard) NOTHROW
2681{ 2762{
2682 D_SELECT((stderr, "rxvt_selection_clear()")); 2763 if (!clipboard)
2683 2764 {
2684 R->want_refresh = 1; 2765 want_refresh = 1;
2685 if (R->selection.text)
2686 free(R->selection.text); 2766 free (selection.text);
2687 R->selection.text = NULL; 2767 selection.text = NULL;
2688 R->selection.len = 0; 2768 selection.len = 0;
2689 CLEAR_SELECTION(R); 2769 CLEAR_SELECTION ();
2770
2771 if (display->selection_owner == this)
2772 display->selection_owner = 0;
2773 }
2774 else
2775 {
2776 free (selection.clip_text);
2777 selection.clip_text = NULL;
2778 selection.clip_len = 0;
2779
2780 if (display->clipboard_owner == this)
2781 display->clipboard_owner = 0;
2782 }
2690} 2783}
2691 2784
2692/* ------------------------------------------------------------------------- */ 2785/* ------------------------------------------------------------------------- */
2693/* 2786/*
2694 * Copy a selection into the cut buffer 2787 * Copy a selection into the cut buffer
2695 * EXT: button 1 or 3 release 2788 * EXT: button 1 or 3 release
2696 */ 2789 */
2697/* EXTPROTO */
2698void 2790void
2699rxvt_selection_make(pR_ Time tm) 2791rxvt_term::selection_make (Time tm)
2700{ 2792{
2701 int i, col, end_col, row, end_row; 2793 int size;
2702 unsigned char *new_selection_text; 2794 wchar_t *new_selection_text;
2703 char *str; 2795 text_t *t;
2704 text_t *t;
2705#ifdef ACS_ASCII
2706 rend_t *re;
2707#endif
2708 2796
2709 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2710 switch (R->selection.op) { 2797 switch (selection.op)
2798 {
2711 case SELECTION_CONT: 2799 case SELECTION_CONT:
2712 break; 2800 break;
2713 case SELECTION_INIT: 2801 case SELECTION_INIT:
2714 CLEAR_SELECTION(R); 2802 CLEAR_SELECTION ();
2715 /* FALLTHROUGH */ 2803 /* FALLTHROUGH */
2716 case SELECTION_BEGIN: 2804 case SELECTION_BEGIN:
2717 R->selection.op = SELECTION_DONE; 2805 selection.op = SELECTION_DONE;
2718 /* FALLTHROUGH */ 2806 /* FALLTHROUGH */
2719 default: 2807 default:
2720 return; 2808 return;
2721 } 2809 }
2810
2722 R->selection.op = SELECTION_DONE; 2811 selection.op = SELECTION_DONE;
2723 2812
2724 if (R->selection.clicks == 4) 2813 if (selection.clicks == 4)
2725 return; /* nothing selected, go away */ 2814 return; /* nothing selected, go away */
2726 2815
2816 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2817 return;
2818
2727 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2819 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2728 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2820 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2729 2821
2730 new_selection_text = (unsigned char *)str; 2822 int ofs = 0;
2823 int extra = 0;
2731 2824
2732 col = R->selection.beg.col; 2825 int col = selection.beg.col;
2733 MAX_IT(col, 0); 2826 int row = selection.beg.row;
2734 row = R->selection.beg.row + R->TermWin.saveLines;
2735 end_row = R->selection.end.row + R->TermWin.saveLines;
2736 2827
2828 int end_col;
2829
2737 for (; row <= end_row; row++, col = 0) 2830 for (; row <= selection.end.row; row++, col = 0)
2831 {
2832#if !ENABLE_MINIMAL
2833 if (selection.rect)
2738 { 2834 {
2739 t = &(R->screen.text[row][col]); 2835 col = selection.beg.col;
2740
2741 end_col = R->screen.tlen[row];
2742
2743 if (end_col == -1)
2744 end_col = R->TermWin.ncol; 2836 end_col = selection.end.col;
2837 }
2838 else
2839#endif
2840 end_col = ROW(row).l;
2745 2841
2842 col = max (col, 0);
2843
2746 if (row == end_row) 2844 if (row == selection.end.row)
2747 MIN_IT (end_col, R->selection.end.col); 2845 min_it (end_col, selection.end.col);
2748 2846
2847 t = ROW(row).t + col;
2848
2749 for (; col < end_col; col++) 2849 for (; col < end_col; col++)
2850 {
2750 if (*t == NOCHAR) 2851 if (*t == NOCHAR)
2751 t++; 2852 t++;
2853#if ENABLE_COMBINING
2854 else if (IS_COMPOSE (*t))
2855 {
2856 int len = rxvt_composite.expand (*t, 0);
2857
2858 extra -= (len - 1);
2859
2860 if (extra < 0)
2861 {
2862 extra += size;
2863 size += size;
2864 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2865 }
2866
2867 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2868 }
2869#endif
2752 else 2870 else
2753 { 2871 new_selection_text[ofs++] = *t++;
2754 int len = wctomb (str, *t++);
2755 if (len > 0)
2756 str += len;
2757 }
2758
2759 if (R->screen.tlen[row] != -1 && row != end_row)
2760 *str++ = '\n';
2761 }
2762
2763#ifndef NO_OLD_SELECTION
2764 if (R->selection_style == OLD_SELECT)
2765 if (end_col == R->TermWin.ncol)
2766 *str++ = '\n';
2767#endif
2768#ifndef NO_NEW_SELECTION
2769 if (R->selection_style != OLD_SELECT)
2770 if (end_col != R->selection.end.col)
2771 *str++ = '\n';
2772#endif
2773 *str = '\0';
2774
2775 i = str - (char *)new_selection_text;
2776 if (i == 0)
2777 {
2778 free (new_selection_text);
2779 return;
2780 }
2781
2782 // due to MB_MAX_CUR, selection wastage is usually high, so realloc
2783 if (str - (char *)new_selection_text > 1024)
2784 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2785
2786 R->selection.len = i;
2787
2788 if (R->selection.text)
2789 free (R->selection.text);
2790
2791 R->selection.text = new_selection_text;
2792
2793 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm);
2794 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt)
2795 rxvt_print_error("can't get primary selection");
2796
2797
2798 {
2799 XTextProperty ct;
2800 char *cl = (char *)R->selection.text;
2801
2802 if (XmbTextListToTextProperty(R->Xdisplay, &cl, 1, XStringStyle, &ct) >= 0)
2803 { 2872 }
2804 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2873
2805 PropModeReplace, ct.value, ct.nitems); 2874#if !ENABLE_MINIMAL
2806 XFree (ct.value); 2875 if (selection.rect)
2876 {
2877 while (ofs
2878 && new_selection_text[ofs - 1] != C0_LF
2879 && unicode::is_space (new_selection_text[ofs - 1]))
2880 --ofs;
2881
2882 new_selection_text[ofs++] = C0_LF;
2807 } 2883 }
2808 else 2884 else
2809 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2885#endif
2810 PropModeReplace, R->selection.text, (int)R->selection.len); 2886 if (!ROW(row).is_longer ()
2887 && (row != selection.end.row || end_col != selection.end.col)
2888 && (row != selection.beg.row || selection.beg.col < ncol))
2889 new_selection_text[ofs++] = C0_LF;
2890 }
2891
2892 new_selection_text[ofs] = 0;
2893
2894 if (ofs == 0)
2811 } 2895 {
2896 free (new_selection_text);
2897 return;
2898 }
2812 2899
2900 free (selection.text);
2901
2902 // we usually allocate much more than necessary, so realloc it smaller again
2903 selection.len = ofs;
2904 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2905
2906 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2907 return;
2908
2909 selection_grab (tm);
2910}
2911
2912bool
2913rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2914{
2915 Atom sel;
2916
2917 if (!clipboard)
2918 {
2813 R->selection_time = tm; 2919 selection_time = tm;
2814 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2920 sel = XA_PRIMARY;
2921 }
2922 else
2923 {
2924 clipboard_time = tm;
2925 sel = xa[XA_CLIPBOARD];
2926 }
2927
2928 XSetSelectionOwner (dpy, sel, vt, tm);
2929 if (XGetSelectionOwner (dpy, sel) == vt)
2930 {
2931 display->set_selection_owner (this, clipboard);
2932 return true;
2933 }
2934 else
2935 {
2936 selection_clear (clipboard);
2937 return false;
2938 }
2939
2940#if 0
2941 XTextProperty ct;
2942
2943 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2944 {
2945 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2946 XFree (ct.value);
2947 }
2948#endif
2815} 2949}
2816 2950
2817/* ------------------------------------------------------------------------- */ 2951/* ------------------------------------------------------------------------- */
2818/* 2952/*
2819 * Mark or select text based upon number of clicks: 1, 2, or 3 2953 * Mark or select text based upon number of clicks: 1, 2, or 3
2820 * EXT: button 1 press 2954 * EXT: button 1 press
2821 */ 2955 */
2822void 2956void
2823rxvt_term::selection_click (int clicks, int x, int y) 2957rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2824{ 2958{
2825 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2826
2827 clicks = ((clicks - 1) % 3) + 1; 2959 clicks = ((clicks - 1) % 3) + 1;
2828 selection.clicks = clicks; /* save clicks so extend will work */ 2960 selection.clicks = clicks; /* save clicks so extend will work */
2829 2961
2962 if (clicks == 2 && !selection.rect
2963 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2964 {
2965 MEvent.clicks = 1; // what a mess
2966 selection.screen = current_screen;
2967 selection.op = SELECTION_CONT;
2968 return;
2969 }
2970
2830 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2971 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2831 2972
2832 if (clicks == 2 || clicks == 3) 2973 if (clicks == 2 || clicks == 3)
2833 rxvt_selection_extend_colrow (this, selection.mark.col, 2974 selection_extend_colrow (selection.mark.col,
2834 selection.mark.row + TermWin.view_start, 2975 selection.mark.row - view_start,
2835 0, /* button 3 */ 2976 0, /* button 3 */
2836 1, /* button press */ 2977 1, /* button press */
2837 0); /* click change */ 2978 0); /* click change */
2838} 2979}
2839 2980
2840/* ------------------------------------------------------------------------- */ 2981/* ------------------------------------------------------------------------- */
2841/* 2982/*
2842 * Mark a selection at the specified col/row 2983 * Mark a selection at the specified col/row
2843 */ 2984 */
2844/* INTPROTO */
2845void 2985void
2846rxvt_selection_start_colrow(pR_ int col, int row) 2986rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2847{ 2987{
2848 R->want_refresh = 1; 2988 want_refresh = 1;
2989
2990 selection.mark.row = row + view_start;
2849 R->selection.mark.col = col; 2991 selection.mark.col = col;
2850 R->selection.mark.row = row - R->TermWin.view_start; 2992
2851 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2993 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2852 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2994 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2995
2996 while (selection.mark.col > 0
2997 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2853 MAX_IT(R->selection.mark.col, 0); 2998 --selection.mark.col;
2854 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2855 2999
2856 if (R->selection.op) { /* clear the old selection */ 3000 if (selection.op)
3001 {
3002 /* clear the old selection */
2857 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3003 selection.beg.row = selection.end.row = selection.mark.row;
2858 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3004 selection.beg.col = selection.end.col = selection.mark.col;
2859 } 3005 }
3006
2860 R->selection.op = SELECTION_INIT; 3007 selection.op = SELECTION_INIT;
2861 R->selection.screen = R->current_screen; 3008 selection.screen = current_screen;
2862} 3009}
2863 3010
2864/* ------------------------------------------------------------------------- */ 3011/* ------------------------------------------------------------------------- */
2865/* 3012/*
2866 * Word select: select text for 2 clicks 3013 * Word select: select text for 2 clicks
2867 * We now only find out the boundary in one direction 3014 * We now only find out the boundary in one direction
2868 */ 3015 */
2869 3016
2870/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3017/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2871#define DELIMIT_TEXT(x) \ 3018#define DELIMIT_TEXT(x) \
2872 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3019 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2873#define DELIMIT_REND(x) 1 3020#define DELIMIT_REND(x) 1
2874 3021
2875/* INTPROTO */
2876void 3022void
2877rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3023rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2878{ 3024{
2879 int col, row, dirnadd, tcol, trow, w1, w2; 3025 int col, row, dirnadd, tcol, trow, w1, w2;
2880 row_col_t bound; 3026 row_col_t bound;
2881 text_t *stp; 3027 text_t *stp;
2882 rend_t *srp; 3028 rend_t *srp;
2883 3029
2884 if (dirn == UP) { 3030 if (dirn == UP)
2885 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3031 {
3032 bound.row = top_row - 1;
2886 bound.col = 0; 3033 bound.col = 0;
2887 dirnadd = -1; 3034 dirnadd = -1;
2888 } else { 3035 }
2889 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3036 else
3037 {
3038 bound.row = nrow;
2890 bound.col = R->TermWin.ncol - 1; 3039 bound.col = ncol - 1;
2891 dirnadd = 1; 3040 dirnadd = 1;
2892 } 3041 }
2893 row = mark->row + R->TermWin.saveLines; 3042
3043 row = mark->row;
2894 col = mark->col; 3044 col = max (mark->col, 0);
2895 MAX_IT(col, 0); 3045
2896/* find the edge of a word */ 3046 /* find the edge of a word */
2897 stp = &(R->screen.text[row][col]); 3047 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2898 w1 = DELIMIT_TEXT(*stp); 3048 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2899 3049
2900 if (R->selection_style != NEW_SELECT) { 3050 for (;;)
2901 if (w1 == 1) { 3051 {
3052 for (; col != bound.col; col += dirnadd)
3053 {
2902 stp += dirnadd; 3054 stp += dirnadd;
2903 if (DELIMIT_TEXT(*stp) == 1)
2904 goto Old_Word_Selection_You_Die;
2905 col += dirnadd;
2906 }
2907 w1 = 0;
2908 }
2909 srp = (&R->screen.rend[row][col]);
2910 w2 = DELIMIT_REND(*srp);
2911
2912 for (;;) {
2913 for (; col != bound.col; col += dirnadd) {
2914 stp += dirnadd; 3055 srp += dirnadd;
3056
3057 if (*stp == NOCHAR)
3058 continue;
3059
2915 if (DELIMIT_TEXT(*stp) != w1) 3060 if (DELIMIT_TEXT (*stp) != w1)
3061 break;
3062 if (DELIMIT_REND (*srp) != w2)
3063 break;
3064 }
3065
3066 if ((col == bound.col) && (row != bound.row))
3067 {
3068 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3069 {
3070 trow = row + dirnadd;
3071 tcol = dirn == UP ? ncol - 1 : 0;
3072
3073 if (!ROW(trow).t)
2916 break; 3074 break;
2917 srp += dirnadd; 3075
2918 if (DELIMIT_REND(*srp) != w2) 3076 stp = ROW(trow).t + tcol;
3077 srp = ROW(trow).r + tcol;
3078
3079 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2919 break; 3080 break;
2920 } 3081
2921 if ((col == bound.col) && (row != bound.row)) {
2922 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2923 trow = row + dirnadd;
2924 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2925 if (R->screen.text[trow] == NULL)
2926 break;
2927 stp = &(R->screen.text[trow][tcol]);
2928 srp = &(R->screen.rend[trow][tcol]);
2929 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2930 break;
2931 row = trow; 3082 row = trow;
2932 col = tcol; 3083 col = tcol;
2933 continue; 3084 continue;
2934 } 3085 }
2935 } 3086 }
2936 break; 3087 break;
2937 } 3088 }
2938 Old_Word_Selection_You_Die:
2939 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));
2940 3089
2941 if (dirn == DN) 3090 if (dirn == DN)
2942 col++; /* put us on one past the end */ 3091 col++; /* put us on one past the end */
2943 3092
2944/* Poke the values back in */ 3093 /* Poke the values back in */
2945 ret->row = row - R->TermWin.saveLines; 3094 ret->row = row;
2946 ret->col = col; 3095 ret->col = col;
2947} 3096}
2948 3097
2949/* ------------------------------------------------------------------------- */ 3098/* ------------------------------------------------------------------------- */
2950/* 3099/*
2951 * Extend the selection to the specified x/y pixel location 3100 * Extend the selection to the specified x/y pixel location
… …
2953 * flag == 0 ==> button 1 3102 * flag == 0 ==> button 1
2954 * flag == 1 ==> button 3 press 3103 * flag == 1 ==> button 3 press
2955 * flag == 2 ==> button 3 motion 3104 * flag == 2 ==> button 3 motion
2956 */ 3105 */
2957void 3106void
2958rxvt_term::selection_extend (int x, int y, int flag) 3107rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2959{ 3108{
2960 int col, row; 3109 int col = clamp (Pixel2Col (x), 0, ncol);
3110 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2961 3111
2962 col = Pixel2Col(x);
2963 row = Pixel2Row(y);
2964 MAX_IT(row, 0);
2965 MIN_IT(row, (int)TermWin.nrow - 1);
2966 MAX_IT(col, 0);
2967 MIN_IT(col, (int)TermWin.ncol);
2968
2969#ifndef NO_NEW_SELECTION
2970 /* 3112 /*
2971 * If we're selecting characters (single click) then we must check first 3113 * If we're selecting characters (single click) then we must check first
2972 * if we are at the same place as the original mark. If we are then 3114 * if we are at the same place as the original mark. If we are then
2973 * select nothing. Otherwise, if we're to the right of the mark, you have to 3115 * select nothing. Otherwise, if we're to the right of the mark, you have to
2974 * be _past_ a character for it to be selected. 3116 * be _past_ a character for it to be selected.
2975 */ 3117 */
2976 if (selection_style != OLD_SELECT)
2977 {
2978 if (((selection.clicks % 3) == 1) && !flag 3118 if (((selection.clicks % 3) == 1) && !flag
2979 && (col == selection.mark.col 3119 && (col == selection.mark.col
2980 && (row == selection.mark.row + TermWin.view_start))) 3120 && (row == selection.mark.row - view_start)))
2981 { 3121 {
2982 /* select nothing */ 3122 /* select nothing */
2983 selection.beg.row = selection.end.row = 0; 3123 selection.beg.row = selection.end.row = 0;
2984 selection.beg.col = selection.end.col = 0; 3124 selection.beg.col = selection.end.col = 0;
2985 selection.clicks = 4; 3125 selection.clicks = 4;
2986 want_refresh = 1; 3126 want_refresh = 1;
2987 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2988 return; 3127 return;
2989 }
2990 } 3128 }
2991#endif 3129
2992 if (selection.clicks == 4) 3130 if (selection.clicks == 4)
2993 selection.clicks = 1; 3131 selection.clicks = 1;
2994 3132
2995 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3133 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2996 flag == 1 ? 1 : 0, /* ? button press */ 3134 flag == 1 ? 1 : 0, /* ? button press */
2997 0); /* no click change */ 3135 0); /* no click change */
2998} 3136}
2999 3137
3000/* ------------------------------------------------------------------------- */ 3138/* ------------------------------------------------------------------------- */
3001/* 3139/*
3002 * Extend the selection to the specified col/row 3140 * Extend the selection to the specified col/row
3003 */ 3141 */
3004/* INTPROTO */
3005void 3142void
3006rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3143rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3007{ 3144{
3008 int16_t ncol = R->TermWin.ncol;
3009 int end_col;
3010 row_col_t pos; 3145 row_col_t pos;
3011 enum { 3146 enum {
3012 LEFT, RIGHT 3147 LEFT, RIGHT
3013 } closeto = RIGHT; 3148 } closeto = RIGHT;
3014 3149
3015 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));
3016 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));
3017
3018 R->want_refresh = 1; 3150 want_refresh = 1;
3151
3019 switch (R->selection.op) { 3152 switch (selection.op)
3153 {
3020 case SELECTION_INIT: 3154 case SELECTION_INIT:
3021 CLEAR_SELECTION(R); 3155 CLEAR_SELECTION ();
3022 R->selection.op = SELECTION_BEGIN; 3156 selection.op = SELECTION_BEGIN;
3023 /* FALLTHROUGH */ 3157 /* FALLTHROUGH */
3024 case SELECTION_BEGIN: 3158 case SELECTION_BEGIN:
3025 if (row != R->selection.mark.row || col != R->selection.mark.col 3159 if (row != selection.mark.row || col != selection.mark.col
3026 || (!button3 && buttonpress)) 3160 || (!button3 && buttonpress))
3027 R->selection.op = SELECTION_CONT; 3161 selection.op = SELECTION_CONT;
3028 break; 3162 break;
3029 case SELECTION_DONE: 3163 case SELECTION_DONE:
3030 R->selection.op = SELECTION_CONT; 3164 selection.op = SELECTION_CONT;
3031 /* FALLTHROUGH */ 3165 /* FALLTHROUGH */
3032 case SELECTION_CONT: 3166 case SELECTION_CONT:
3033 break; 3167 break;
3034 case SELECTION_CLEAR: 3168 case SELECTION_CLEAR:
3035 rxvt_selection_start_colrow(aR_ col, row); 3169 selection_start_colrow (col, row);
3036 /* FALLTHROUGH */ 3170 /* FALLTHROUGH */
3037 default: 3171 default:
3038 return; 3172 return;
3039 } 3173 }
3174
3040 if (R->selection.beg.col == R->selection.end.col 3175 if (selection.beg.col == selection.end.col
3041 && R->selection.beg.col != R->selection.mark.col 3176 && selection.beg.col != selection.mark.col
3042 && R->selection.beg.row == R->selection.end.row 3177 && selection.beg.row == selection.end.row
3043 && R->selection.beg.row != R->selection.mark.row) { 3178 && selection.beg.row != selection.mark.row)
3179 {
3044 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3180 selection.beg.col = selection.end.col = selection.mark.col;
3045 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3181 selection.beg.row = selection.end.row = selection.mark.row;
3046 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));
3047 } 3182 }
3048 3183
3049 pos.col = col; 3184 pos.col = col;
3050 pos.row = row; 3185 pos.row = view_start + row;
3051 3186
3052 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3187 /*
3053 3188 * This is mainly xterm style selection with a couple of differences, mainly
3054#ifndef NO_OLD_SELECTION 3189 * in the way button3 drag extension works.
3055/* 3190 * We're either doing: button1 drag; button3 press; or button3 drag
3056 * This mimics some of the selection behaviour of version 2.20 and before. 3191 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3057 * There are no ``selection modes'', button3 is always character extension. 3192 * is always at the left/right edge of the selection.
3058 * Note: button3 drag is always available, c.f. v2.20 3193 * b) button3 press: extend/contract character/word/line at whichever edge of
3059 * Selection always terminates (left or right as appropriate) at the mark. 3194 * the selection we are closest to.
3195 * c) button3 drag : extend/contract character/word/line - we select around
3196 * a point/word/line which is either the start or end of the selection
3197 * and it was decided by whichever point/word/line was `fixed' at the
3198 * time of the most recent button3 press
3060 */ 3199 */
3061 if (R->selection_style == OLD_SELECT) { 3200 if (button3 && buttonpress)
3062 if (R->selection.clicks == 1 || button3) { 3201 {
3063 if (R->hate_those_clicks) { 3202 /* button3 press */
3064 R->hate_those_clicks = 0; 3203 /*
3065 if (R->selection.clicks == 1) { 3204 * first determine which edge of the selection we are closest to
3066 R->selection.beg.row = R->selection.mark.row; 3205 */
3067 R->selection.beg.col = R->selection.mark.col; 3206 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3068 } else { 3207 || (!ROWCOL_IS_AFTER (pos, selection.end)
3208 && (((pos.col - selection.beg.col)
3209 + ((pos.row - selection.beg.row) * ncol))
3210 < ((selection.end.col - pos.col)
3211 + ((selection.end.row - pos.row) * ncol)))))
3212 closeto = LEFT;
3213
3214 if (closeto == LEFT)
3215 {
3216 selection.beg.row = pos.row;
3217 selection.beg.col = pos.col;
3218 selection.mark.row = selection.end.row;
3219 selection.mark.col = selection.end.col - (selection.clicks == 2);
3220 }
3221 else
3222 {
3223 selection.end.row = pos.row;
3224 selection.end.col = pos.col;
3069 R->selection.mark.row = R->selection.beg.row; 3225 selection.mark.row = selection.beg.row;
3070 R->selection.mark.col = R->selection.beg.col; 3226 selection.mark.col = selection.beg.col;
3227 }
3228 }
3229 else
3230 {
3231 /* button1 drag or button3 drag */
3232 if (ROWCOL_IS_AFTER (selection.mark, pos))
3233 {
3234 if (selection.mark.row == selection.end.row
3235 && selection.mark.col == selection.end.col
3236 && clickchange
3237 && selection.clicks == 2)
3238 selection.mark.col--;
3239
3240 selection.beg.row = pos.row;
3241 selection.beg.col = pos.col;
3242 selection.end.row = selection.mark.row;
3243 selection.end.col = selection.mark.col + (selection.clicks == 2);
3244 }
3245 else
3246 {
3247 selection.beg.row = selection.mark.row;
3248 selection.beg.col = selection.mark.col;
3249 selection.end.row = pos.row;
3250 selection.end.col = pos.col;
3251 }
3252 }
3253
3254 if (selection.clicks == 1)
3255 {
3256 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3257 && !ROW(selection.beg.row).is_longer ()
3258#if !ENABLE_MINIMAL
3259 && !selection.rect
3260#endif
3261 )
3262 selection.beg.col = ncol;
3263
3264 if (
3265 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3266 && !ROW(selection.end.row).is_longer ()
3267#if !ENABLE_MINIMAL
3268 && !selection.rect
3269#endif
3270 )
3271 selection.end.col = ncol;
3272 }
3273 else if (selection.clicks == 2)
3274 {
3275 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3276 selection.end.col--;
3277
3278 selection_delimit_word (UP, &selection.beg, &selection.beg);
3279 selection_delimit_word (DN, &selection.end, &selection.end);
3280 }
3281 else if (selection.clicks == 3)
3282 {
3283#if ENABLE_FRILLS
3284 if (option (Opt_tripleclickwords))
3285 {
3286 selection_delimit_word (UP, &selection.beg, &selection.beg);
3287
3288 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3289 {
3290 if (!ROW(end_row).is_longer ())
3291 {
3292 selection.end.row = end_row;
3293 selection.end.col = ROW(end_row).l;
3294# if !ENABLE_MINIMAL
3295 selection_remove_trailing_spaces ();
3296# endif
3297 break;
3071 } 3298 }
3072 } 3299 }
3073 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3074 R->selection.end.row = R->selection.mark.row;
3075 R->selection.end.col = R->selection.mark.col + 1;
3076 R->selection.beg.row = pos.row;
3077 R->selection.beg.col = pos.col;
3078 } else {
3079 R->selection.beg.row = R->selection.mark.row;
3080 R->selection.beg.col = R->selection.mark.col;
3081 R->selection.end.row = pos.row;
3082 R->selection.end.col = pos.col + 1;
3083 } 3300 }
3084 } else if (R->selection.clicks == 2) { 3301 else
3085 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3302#endif
3086 &(R->selection.beg)); 3303 {
3087 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3304 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3088 &(R->selection.end)); 3305 selection.mark.col++;
3089 R->hate_those_clicks = 1; 3306
3090 } else if (R->selection.clicks == 3) {
3091 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3092 R->selection.beg.col = 0; 3307 selection.beg.col = 0;
3093 R->selection.end.col = ncol; 3308 selection.end.col = ncol;
3094 R->hate_those_clicks = 1; 3309
3095 } 3310 // select a complete logical line
3096 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)); 3311 while (selection.beg.row > -saveLines
3097 return; 3312 && ROW(selection.beg.row - 1).is_longer ())
3098 } 3313 selection.beg.row--;
3099#endif /* ! NO_OLD_SELECTION */ 3314
3100#ifndef NO_NEW_SELECTION 3315 while (selection.end.row < nrow
3101/* selection_style must not be OLD_SELECT to get here */ 3316 && ROW(selection.end.row).is_longer ())
3102/* 3317 selection.end.row++;
3103 * This is mainly xterm style selection with a couple of differences, mainly
3104 * in the way button3 drag extension works.
3105 * We're either doing: button1 drag; button3 press; or button3 drag
3106 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3107 * is always at the left/right edge of the R->selection.
3108 * b) button3 press: extend/contract character/word/line at whichever edge of
3109 * the selection we are closest to.
3110 * c) button3 drag : extend/contract character/word/line - we select around
3111 * a point/word/line which is either the start or end of the selection
3112 * and it was decided by whichever point/word/line was `fixed' at the
3113 * time of the most recent button3 press
3114 */
3115 if (button3 && buttonpress) { /* button3 press */
3116 /* 3318 }
3117 * first determine which edge of the selection we are closest to 3319 }
3118 */ 3320
3119 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3321 if (button3 && buttonpress)
3120 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3322 {
3121 && (((pos.col - R->selection.beg.col) 3323 /* mark may need to be changed */
3122 + ((pos.row - R->selection.beg.row) * ncol))
3123 < ((R->selection.end.col - pos.col)
3124 + ((R->selection.end.row - pos.row) * ncol)))))
3125 closeto = LEFT;
3126 if (closeto == LEFT) { 3324 if (closeto == LEFT)
3127 R->selection.beg.row = pos.row; 3325 {
3128 R->selection.beg.col = pos.col;
3129 R->selection.mark.row = R->selection.end.row; 3326 selection.mark.row = selection.end.row;
3130 R->selection.mark.col = R->selection.end.col 3327 selection.mark.col = selection.end.col - (selection.clicks == 2);
3131 - (R->selection.clicks == 2); 3328 }
3132 } else { 3329 else
3133 R->selection.end.row = pos.row; 3330 {
3134 R->selection.end.col = pos.col;
3135 R->selection.mark.row = R->selection.beg.row; 3331 selection.mark.row = selection.beg.row;
3136 R->selection.mark.col = R->selection.beg.col; 3332 selection.mark.col = selection.beg.col;
3137 }
3138 } else { /* button1 drag or button3 drag */
3139 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3140 if ((R->selection.mark.row == R->selection.end.row)
3141 && (R->selection.mark.col == R->selection.end.col)
3142 && clickchange && R->selection.clicks == 2)
3143 R->selection.mark.col--;
3144 R->selection.beg.row = pos.row;
3145 R->selection.beg.col = pos.col;
3146 R->selection.end.row = R->selection.mark.row;
3147 R->selection.end.col = R->selection.mark.col
3148 + (R->selection.clicks == 2);
3149 } else {
3150 R->selection.beg.row = R->selection.mark.row;
3151 R->selection.beg.col = R->selection.mark.col;
3152 R->selection.end.row = pos.row;
3153 R->selection.end.col = pos.col;
3154 }
3155 }
3156
3157 if (R->selection.clicks == 1) {
3158 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3159 if (end_col != -1 && R->selection.beg.col > end_col) {
3160#if 1
3161 R->selection.beg.col = ncol;
3162#else
3163 if (R->selection.beg.row != R->selection.end.row)
3164 R->selection.beg.col = ncol;
3165 else
3166 R->selection.beg.col = R->selection.mark.col;
3167#endif
3168 }
3169 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3170 if (end_col != -1 && R->selection.end.col > end_col)
3171 R->selection.end.col = ncol;
3172
3173 } else if (R->selection.clicks == 2) {
3174 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3175 R->selection.end.col--;
3176 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3177 &(R->selection.beg));
3178 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3179 &(R->selection.end));
3180 } else if (R->selection.clicks == 3) {
3181#ifndef NO_FRILLS
3182 if ((R->Options & Opt_tripleclickwords)) {
3183 int end_row;
3184
3185 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3186 &(R->selection.beg));
3187 end_row = R->screen.tlen[R->selection.mark.row
3188 + R->TermWin.saveLines];
3189 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3190 end_row++) {
3191 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3192 if (end_col != -1) {
3193 R->selection.end.row = end_row;
3194 R->selection.end.col = end_col;
3195 rxvt_selection_remove_trailing_spaces(aR);
3196 break;
3197 }
3198 }
3199 } else
3200#endif
3201 { 3333 }
3202 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3203 R->selection.mark.col++;
3204 R->selection.beg.col = 0;
3205 R->selection.end.col = ncol;
3206 }
3207 } 3334 }
3208 if (button3 && buttonpress) { /* mark may need to be changed */
3209 if (closeto == LEFT) {
3210 R->selection.mark.row = R->selection.end.row;
3211 R->selection.mark.col = R->selection.end.col
3212 - (R->selection.clicks == 2);
3213 } else {
3214 R->selection.mark.row = R->selection.beg.row;
3215 R->selection.mark.col = R->selection.beg.col;
3216 }
3217 }
3218 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));
3219#endif /* ! NO_NEW_SELECTION */
3220}
3221 3335
3222#ifndef NO_FRILLS 3336#if !ENABLE_MINIMAL
3223/* INTPROTO */ 3337 if (selection.rect && selection.beg.col > selection.end.col)
3338 ::swap (selection.beg.col, selection.end.col);
3339#endif
3340}
3341
3342#if !ENABLE_MINIMAL
3224void 3343void
3225rxvt_selection_remove_trailing_spaces(pR) 3344rxvt_term::selection_remove_trailing_spaces () NOTHROW
3226{ 3345{
3227 int32_t end_col, end_row; 3346 int32_t end_col, end_row;
3228 text_t *stp; 3347 text_t *stp;
3229 3348
3230 end_col = R->selection.end.col; 3349 end_col = selection.end.col;
3231 end_row = R->selection.end.row; 3350 end_row = selection.end.row;
3351
3232 for ( ; end_row >= R->selection.beg.row; ) { 3352 for (; end_row >= selection.beg.row; )
3233 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3353 {
3354 stp = ROW(end_row).t;
3355
3234 while (--end_col >= 0) { 3356 while (--end_col >= 0)
3235 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3236 break;
3237 } 3357 {
3238 if (end_col >= 0 3358 if (stp[end_col] != NOCHAR
3239 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3359 && !unicode::is_space (stp[end_col]))
3240 R->selection.end.col = end_col + 1;
3241 R->selection.end.row = end_row;
3242 break; 3360 break;
3243 } 3361 }
3362
3363 if (end_col >= 0
3364 || !ROW(end_row - 1).is_longer ())
3365 {
3366 selection.end.col = end_col + 1;
3367 selection.end.row = end_row;
3368 break;
3369 }
3370
3244 end_row--; 3371 end_row--;
3245 end_col = R->TermWin.ncol; 3372 end_col = ncol;
3246 } 3373 }
3374
3247 if (R->selection.mark.row > R->selection.end.row) { 3375 if (selection.mark.row > selection.end.row)
3376 {
3248 R->selection.mark.row = R->selection.end.row; 3377 selection.mark.row = selection.end.row;
3249 R->selection.mark.col = R->selection.end.col; 3378 selection.mark.col = selection.end.col;
3379 }
3250 } else if (R->selection.mark.row == R->selection.end.row 3380 else if (selection.mark.row == selection.end.row
3251 && R->selection.mark.col > R->selection.end.col) 3381 && selection.mark.col > selection.end.col)
3252 R->selection.mark.col = R->selection.end.col; 3382 selection.mark.col = selection.end.col;
3253} 3383}
3254#endif 3384#endif
3255 3385
3256/* ------------------------------------------------------------------------- */ 3386/* ------------------------------------------------------------------------- */
3257/* 3387/*
3258 * Double click on button 3 when already selected 3388 * Double click on button 3 when already selected
3259 * EXT: button 3 double click 3389 * EXT: button 3 double click
3260 */ 3390 */
3261void 3391void
3262rxvt_term::selection_rotate (int x, int y) 3392rxvt_term::selection_rotate (int x, int y) NOTHROW
3263{ 3393{
3264 selection.clicks = selection.clicks % 3 + 1; 3394 selection.clicks = selection.clicks % 3 + 1;
3265 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3395 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3266} 3396}
3267
3268/* ------------------------------------------------------------------------- */
3269/*
3270 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3271 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3272 * the X11 protocol.
3273 */
3274typedef CARD32 Atom32;
3275 3397
3276/* ------------------------------------------------------------------------- */ 3398/* ------------------------------------------------------------------------- */
3277/* 3399/*
3278 * Respond to a request for our current selection 3400 * Respond to a request for our current selection
3279 * EXT: SelectionRequest 3401 * EXT: SelectionRequest
3280 */ 3402 */
3281/* EXTPROTO */
3282void 3403void
3283rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3404rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3284{ 3405{
3285 XSelectionEvent ev; 3406 XSelectionEvent ev;
3286 XTextProperty ct;
3287 XICCEncodingStyle style;
3288 Atom target;
3289 3407
3290 ev.type = SelectionNotify; 3408 ev.type = SelectionNotify;
3291 ev.property = None; 3409 ev.property = None;
3292 ev.display = rq->display; 3410 ev.display = rq.display;
3293 ev.requestor = rq->requestor; 3411 ev.requestor = rq.requestor;
3294 ev.selection = rq->selection; 3412 ev.selection = rq.selection;
3295 ev.target = rq->target; 3413 ev.target = rq.target;
3296 ev.time = rq->time; 3414 ev.time = rq.time;
3297 3415
3298 if (rq->target == R->xa[XA_TARGETS]) { 3416 if (rq.target == xa[XA_TARGETS])
3417 {
3299 Atom32 target_list[5]; 3418 Atom target_list[6];
3300 Atom32 *target = target_list; 3419 Atom *target = target_list;
3301 3420
3302 *target++ = (Atom32) R->xa[XA_TARGETS]; 3421 *target++ = xa[XA_TARGETS];
3422 *target++ = xa[XA_TIMESTAMP];
3303 *target++ = (Atom32) XA_STRING; 3423 *target++ = XA_STRING;
3304 *target++ = (Atom32) R->xa[XA_TEXT]; 3424 *target++ = xa[XA_TEXT];
3305 *target++ = (Atom32) R->xa[XA_COMPOUND_TEXT]; 3425 *target++ = xa[XA_COMPOUND_TEXT];
3306#if X_HAVE_UTF8_STRING 3426#if X_HAVE_UTF8_STRING
3307 *target++ = (Atom32) R->xa[XA_UTF8_STRING]; 3427 *target++ = xa[XA_UTF8_STRING];
3308#endif 3428#endif
3429
3309 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM, 3430 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3310 (8 * sizeof(target_list[0])), PropModeReplace, 3431 32, PropModeReplace,
3311 (unsigned char *)target_list, 3432 (unsigned char *)target_list, target - target_list);
3312 target - target_list);
3313 ev.property = rq->property; 3433 ev.property = rq.property;
3434 }
3435#if TODO // TODO
3314 } else if (rq->target == R->xa[XA_MULTIPLE]) { 3436 else if (rq.target == xa[XA_MULTIPLE])
3437 {
3315 /* TODO: Handle MULTIPLE */ 3438 /* TODO: Handle MULTIPLE */
3316 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) { 3439 }
3317 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER, 3440#endif
3318 (8 * sizeof(Time)), PropModeReplace, 3441 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3442 {
3443 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3319 (unsigned char *)&R->selection_time, 1); 3444 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3320 ev.property = rq->property; 3445 ev.property = rq.property;
3446 }
3447 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3448 {
3449 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3450 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3451 ev.property = rq.property;
3452 }
3321 } else if (rq->target == XA_STRING 3453 else if (rq.target == XA_STRING
3322 || rq->target == R->xa[XA_TEXT] 3454 || rq.target == xa[XA_TEXT]
3323 || rq->target == R->xa[XA_COMPOUND_TEXT] 3455 || rq.target == xa[XA_COMPOUND_TEXT]
3324 || rq->target == R->xa[XA_UTF8_STRING] 3456 || rq.target == xa[XA_UTF8_STRING]
3325 ) { 3457 )
3458 {
3459 XTextProperty ct;
3460 Atom target = rq.target;
3326 short freect = 0; 3461 short freect = 0;
3327 int selectlen; 3462 int selectlen;
3328 char *cl; 3463 wchar_t *cl;
3464 enum {
3465 enc_string = XStringStyle,
3466 enc_text = XStdICCTextStyle,
3467 enc_compound_text = XCompoundTextStyle,
3468#ifdef X_HAVE_UTF8_STRING
3469 enc_utf8 = XUTF8StringStyle,
3470#else
3471 enc_utf8 = -1,
3472#endif
3473 } style;
3329 3474
3330 target = rq->target;
3331
3332 if (target == XA_STRING) 3475 if (target == XA_STRING)
3333 // we actually don't do XA_STRING, but who cares, as i18n clients 3476 // we actually don't do XA_STRING, but who cares, as i18n clients
3334 // will ask for another format anyways. 3477 // will ask for another format anyways.
3335 style = XStringStyle; 3478 style = enc_string;
3336 else if (target == R->xa[XA_TEXT]) 3479 else if (target == xa[XA_TEXT])
3337 style = XTextStyle; 3480 style = enc_text;
3338 else if (target == R->xa[XA_COMPOUND_TEXT]) 3481 else if (target == xa[XA_COMPOUND_TEXT])
3339 style = XCompoundTextStyle; 3482 style = enc_compound_text;
3340#if X_HAVE_UTF8_STRING 3483#if !ENABLE_MINIMAL
3341 else if (target == R->xa[XA_UTF8_STRING]) 3484 else if (target == xa[XA_UTF8_STRING])
3342 style = XUTF8StringStyle; 3485 style = enc_utf8;
3343#endif 3486#endif
3344 else 3487 else
3345 { 3488 {
3346 target = R->xa[XA_COMPOUND_TEXT]; 3489 target = xa[XA_COMPOUND_TEXT];
3347 style = XCompoundTextStyle; 3490 style = enc_compound_text;
3348 } 3491 }
3349 3492
3350 if (R->selection.text) { 3493 if (rq.selection == XA_PRIMARY && selection.text)
3494 {
3351 cl = (char *)R->selection.text; 3495 cl = selection.text;
3352 selectlen = R->selection.len; 3496 selectlen = selection.len;
3497 }
3498 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3499 {
3500 cl = selection.clip_text;
3501 selectlen = selection.clip_len;
3502 }
3353 } else { 3503 else
3504 {
3354 cl = ""; 3505 cl = L"";
3355 selectlen = 0; 3506 selectlen = 0;
3507 }
3508
3509#if !ENABLE_MINIMAL
3510 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3511 // so recode it manually
3512 if (style == enc_utf8)
3356 } 3513 {
3357
3358 if (XmbTextListToTextProperty(R->Xdisplay, &cl, 1, style, &ct) >= 0)
3359 freect = 1; 3514 freect = 1;
3515 ct.encoding = target;
3516 ct.format = 8;
3517 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3518 ct.nitems = strlen ((char *)ct.value);
3519 }
3360 else 3520 else
3521#endif
3522 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3523 freect = 1;
3524 else
3361 { 3525 {
3362 /* if we failed to convert then send it raw */ 3526 /* if we failed to convert then send it raw */
3363 ct.value = (unsigned char *)cl; 3527 ct.value = (unsigned char *)cl;
3364 ct.nitems = selectlen; 3528 ct.nitems = selectlen;
3529 ct.encoding = target;
3365 } 3530 }
3366 3531
3367 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3532 XChangeProperty (dpy, rq.requestor, rq.property,
3368 target, 8, PropModeReplace, 3533 ct.encoding, 8, PropModeReplace,
3369 ct.value, (int)ct.nitems); 3534 ct.value, (int)ct.nitems);
3370 ev.property = rq->property; 3535 ev.property = rq.property;
3371 3536
3372 if (freect) 3537 if (freect)
3373 XFree (ct.value); 3538 XFree (ct.value);
3374 } 3539 }
3540
3375 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3541 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3376}
3377
3378/* ------------------------------------------------------------------------- *
3379 * MOUSE ROUTINES *
3380 * ------------------------------------------------------------------------- */
3381
3382/*
3383 * return col/row values corresponding to x/y pixel values
3384 */
3385void
3386rxvt_term::pixel_position (int *x, int *y)
3387{
3388 *x = Pixel2Col(*x);
3389 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3390 *y = Pixel2Row(*y);
3391 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3392} 3542}
3393 3543
3394/* ------------------------------------------------------------------------- */ 3544/* ------------------------------------------------------------------------- */
3395#ifdef USE_XIM 3545#ifdef USE_XIM
3396void 3546void
3397rxvt_term::set_position (XPoint *pos) 3547rxvt_term::im_set_position (XPoint &pos) NOTHROW
3398{ 3548{
3399 XWindowAttributes xwa; 3549 XWindowAttributes xwa;
3400 3550
3401 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3551 XGetWindowAttributes (dpy, vt, &xwa);
3552
3402 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3553 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3403 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3554 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3404} 3555}
3405
3406#endif 3556#endif
3407/* ------------------------------------------------------------------------- */ 3557
3408 3558#if ENABLE_OVERLAY
3559void
3560rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3561{
3562 if (nrow < 1 || ncol < 1)
3563 return;
3564
3565 want_refresh = 1;
3566
3567 scr_overlay_off ();
3568
3569 if (x < 0) x = ncol - w;
3570 if (y < 0) y = nrow - h;
3571
3572 // make space for border
3573 w += 2; min_it (w, ncol);
3574 h += 2; min_it (h, nrow);
3575
3576 x -= 1; clamp_it (x, 0, ncol - w);
3577 y -= 1; clamp_it (y, 0, nrow - h);
3578
3579 ov.x = x; ov.y = y;
3580 ov.w = w; ov.h = h;
3581
3582 ov.text = new text_t *[h];
3583 ov.rend = new rend_t *[h];
3584
3585 for (y = 0; y < h; y++)
3586 {
3587 text_t *tp = ov.text[y] = new text_t[w];
3588 rend_t *rp = ov.rend[y] = new rend_t[w];
3589
3590 text_t t0, t1, t2;
3591 rend_t r = OVERLAY_RSTYLE;
3592
3593 if (y == 0)
3594 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3595 else if (y < h - 1)
3596 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3597 else
3598 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3599
3600 *tp++ = t0;
3601 *rp++ = r;
3602
3603 for (x = w - 2; x > 0; --x)
3604 {
3605 *tp++ = t1;
3606 *rp++ = r;
3607 }
3608
3609 *tp = t2;
3610 *rp = r;
3611 }
3612}
3613
3614void
3615rxvt_term::scr_overlay_off () NOTHROW
3616{
3617 if (!ov.text)
3618 return;
3619
3620 want_refresh = 1;
3621
3622 for (int y = 0; y < ov.h; y++)
3623 {
3624 delete [] ov.text[y];
3625 delete [] ov.rend[y];
3626 }
3627
3628 delete [] ov.text; ov.text = 0;
3629 delete [] ov.rend; ov.rend = 0;
3630}
3631
3632void
3633rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3634{
3635 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3636 return;
3637
3638 x++, y++;
3639
3640 ov.text[y][x] = text;
3641 ov.rend[y][x] = rend;
3642}
3643
3644void
3645rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3646{
3647 while (*s)
3648 scr_overlay_set (x++, y, *s++);
3649}
3650
3651void
3652rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3653{
3654 while (*s)
3655 {
3656 text_t t = *s++;
3657 int width = WCWIDTH (t);
3658
3659 while (width--)
3660 {
3661 scr_overlay_set (x++, y, t);
3662 t = NOCHAR;
3663 }
3664 }
3665}
3666
3667void
3668rxvt_term::scr_swap_overlay () NOTHROW
3669{
3670 if (!ov.text)
3671 return;
3672
3673 // hide cursor if it is within the overlay area
3674 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3675 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3676 screen.flags &= ~Screen_VisibleCursor;
3677
3678 // swap screen mem with overlay
3679 for (int y = ov.h; y--; )
3680 {
3681 text_t *t1 = ov.text[y];
3682 rend_t *r1 = ov.rend[y];
3683
3684 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3685 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3686
3687 for (int x = ov.w; x--; )
3688 {
3689 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3690 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3691 }
3692 }
3693}
3694
3695#endif
3409/* ------------------------------------------------------------------------- * 3696/* ------------------------------------------------------------------------- */
3410 * DEBUG ROUTINES *
3411 * ------------------------------------------------------------------------- */
3412#if 0
3413/* INTPROTO */
3414void
3415rxvt_debug_colors(void)
3416{
3417 int color;
3418 const char *name[] = {
3419 "fg", "bg",
3420 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3421 };
3422 3697
3423 fprintf(stderr, "Color ( ");
3424 if (R->rstyle & RS_RVid)
3425 fprintf(stderr, "rvid ");
3426 if (R->rstyle & RS_Bold)
3427 fprintf(stderr, "bold ");
3428 if (R->rstyle & RS_Blink)
3429 fprintf(stderr, "blink ");
3430 if (R->rstyle & RS_Uline)
3431 fprintf(stderr, "uline ");
3432 fprintf(stderr, "): ");
3433
3434 color = GET_FGCOLOR(R->rstyle);
3435#ifndef NO_BRIGHTCOLOR
3436 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3437 color -= (minBrightCOLOR - minCOLOR);
3438 fprintf(stderr, "bright ");
3439 }
3440#endif
3441 fprintf(stderr, "%s on ", name[color]);
3442
3443 color = GET_BGCOLOR(R->rstyle);
3444#ifndef NO_BRIGHTCOLOR
3445 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3446 color -= (minBrightCOLOR - minCOLOR);
3447 fprintf(stderr, "bright ");
3448 }
3449#endif
3450 fprintf(stderr, "%s\n", name[color]);
3451}
3452#endif

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