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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.17 by pcg, Mon Jan 19 17:26:43 2004 UTC vs.
Revision 1.395 by root, Tue Nov 1 00:04:46 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; 164#if ENABLE_OVERLAY
154 unsigned int p, q; 165 scr_overlay_off ();
155 int k; 166#endif
156 rend_t setrstyle;
157 167
158 D_SCREEN((stderr, "rxvt_scr_reset()"));
159
160 TermWin.view_start = 0; 168 view_start = 0;
161 num_scr = 0; 169 num_scr = 0;
162 170
163 if (TermWin.ncol == 0) 171 if (ncol == 0)
164 TermWin.ncol = 80; 172 ncol = 80;
165 173
166 if (TermWin.nrow == 0) 174 if (nrow == 0)
167 TermWin.nrow = 24; 175 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 176
172 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 178 return;
174 179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
175 want_refresh = 1; 189 want_refresh = 1;
176 190
191 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 193
180 screen.tscroll = 0; 194 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
182 196
183 if (!talloc) 197 if (!row_buf)
184 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 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 *));
199 207
200 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 208 row_buf = (line_t *)rxvt_calloc (total_rows , sizeof (line_t));
201 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
210 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 211
203 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 212 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 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
216 218
217 MEMSET(charsets, 'B', sizeof(charsets)); 219 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 223 screen.charset = 0;
223 current_screen = PRIMARY; 224 current_screen = PRIMARY;
224 rxvt_scr_cursor (this, SAVE); 225 scr_cursor (SAVE);
225 226
226#if NSCREENS 227#if NSCREENS
227 swap.flags = Screen_DefaultFlags; 228 swap.flags = Screen_DefaultFlags;
228 swap.cur.row = swap.cur.col = 0; 229 swap.cur.row = swap.cur.col = 0;
229 swap.charset = 0; 230 swap.charset = 0;
230 current_screen = SECONDARY; 231 current_screen = SECONDARY;
231 rxvt_scr_cursor (this, SAVE); 232 scr_cursor (SAVE);
232 current_screen = PRIMARY; 233 current_screen = PRIMARY;
233#endif 234#endif
234 235
235 selection.text = NULL; 236 selection.text = NULL;
236 selection.len = 0; 237 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
239 selection.clicks = 0; 240 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (this); 241 selection.clip_text = NULL;
241 rvideo = 0; 242 selection.clip_len = 0;
242 } 243 }
243 else 244 else
244 { 245 {
245 /* 246 /*
246 * add or delete rows as appropriate 247 * add or delete rows as appropriate
247 */ 248 */
248 setrstyle = DEFAULT_RSTYLE;
249 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
250 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
251 { 255 {
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++) 256 for (int row = nrow; row < prev_nrow; row++)
257 { 257 {
258 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
259 if (screen.text[q]) 259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
301
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 303 {
261#ifdef DEBUG_STRICT 304 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 305
263#endif 306 plines++;
264 talloc->free (screen.text[q]); 307 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 308 }
267 if (swap.text[p]) 309
310 int qlines = max (0, (llen - 1) / ncol) + 1;
311
312 // drop partial lines completely
313 if (q < qlines)
314 break;
315
316 q -= qlines;
317
318 int lofs = 0;
319 line_t *qline;
320
321 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++)
268 { 323 {
269#ifdef DEBUG_STRICT 324 qline = row_buf + qrow;
270 assert (swap.rend[p]); 325 lalloc (*qline);
271#endif 326 qline->l = ncol;
272 talloc->free (swap.text[p]); 327 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
337 {
338 int prow = lofs / prev_ncol;
339 int pcol = lofs % prev_ncol;
340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
274 } 360 }
275#ifdef DEBUG_STRICT 361
276 assert (drawn_text[p] && drawn_rend[p]); 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 363 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 365 }
366 while (p != pend && q > 0);
281 367
282 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
285 370
286 scr_reset_realloc (); /* realloc _last_ */ 371 // make sure all terminal lines exist
287 } 372 while (top_row > 0)
288 else if (nrow > prev_nrow) 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
289 { 374 }
290 /* add rows */ 375 else
291 scr_reset_realloc (); /* realloc _first_ */ 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
292 378
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379 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 { 380 {
299 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
301 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
302 } 386 }
303 387
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++) 388 for (int row = prev_nrow; row < nrow; row++)
308 { 389 {
309 swap.tlen[p] = 0; 390 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 } 391 }
317 392
318 if (k > 0) 393 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 { 394 }
339 int common = min (prev_ncol, ncol); 395
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t)); 396 free (old_buf);
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t)); 397 delete old_ta;
398 delete old_ra;
399
400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
342 402 }
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;
349 403
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); 404 free (tabs);
394 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
395 411
396 prev_nrow = nrow; 412 prev_nrow = nrow;
397 prev_ncol = ncol; 413 prev_ncol = ncol;
398 414
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 (); 415 tt_winch ();
405}
406 416
407void 417 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} 418}
429 419
430/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
431/* 421/*
432 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
433 */ 423 */
434void 424void
435rxvt_term::scr_release() 425rxvt_term::scr_release () NOTHROW
436{ 426{
437 uint16_t total_rows; 427 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 } 428 {
449#endif
450
451 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
453 431
454 free (screen.text); 432 free (row_buf);
455 free (screen.tlen); 433 free (swap_buf);
456 free (screen.rend); 434 free (drawn_buf);
457 free (drawn_text); 435 row_buf = 0; // signal that we freed all the arrays above
458 free (drawn_rend); 436
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 437 free (tabs);
465 438 tabs = 0;
466 /* NULL these so if anything tries to use them, we'll know about it */ 439 }
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} 440}
474 441
475/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
476/* 443/*
477 * Hard reset 444 * Hard/Soft reset
478 */ 445 */
479/* EXTPROTO */
480void 446void
481rxvt_scr_poweron(pR) 447rxvt_term::scr_poweron ()
482{ 448{
483 D_SCREEN((stderr, "rxvt_scr_poweron()"));
484
485 R->scr_release (); 449 scr_release ();
486 R->prev_nrow = R->prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
487 R->scr_reset (); 453 scr_reset ();
488 454
489 R->scr_clear (); 455 scr_clear (true);
490 R->scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
491#ifdef RXVT_GRAPHICS 457}
492 rxvt_Gr_reset (aR); 458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
493#endif 465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
494} 473}
495 474
496/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
497 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
498 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
499/* 478/*
500 * Save and Restore cursor 479 * Save and Restore cursor
501 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
502 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
503 */ 482 */
504/* EXTPROTO */
505void 483void
506rxvt_scr_cursor(pR_ int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
507{ 485{
508 screen_t *s; 486 screen_t *s;
509
510 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
511 487
512#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
513 if (R->current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
514 s = &(R->swap); 490 s = &swap;
515 else 491 else
516#endif 492#endif
517 s = &(R->screen); 493 s = &screen;
494
518 switch (mode) { 495 switch (mode)
496 {
519 case SAVE: 497 case SAVE:
520 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
521 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
522 s->s_rstyle = R->rstyle; 500 s->s_rstyle = rstyle;
523 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
524 s->s_charset_char = R->charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
525 break; 503 break;
504
526 case RESTORE: 505 case RESTORE:
527 R->want_refresh = 1; 506 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
531 R->rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
533 R->charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
534 rxvt_set_font_style(aR); 513 set_font_style ();
535 break; 514 break;
536 } 515 }
516
537/* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
538 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
539 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
540#ifdef DEBUG_STRICT
541 assert(s->cur.row >= 0); 520 assert (s->cur.row >= 0);
542 assert(s->cur.col >= 0); 521 assert (s->cur.col >= 0);
543#else /* drive with your eyes closed */ 522}
544 MAX_IT(s->cur.row, 0); 523
545 MAX_IT(s->cur.col, 0); 524void
546#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
547} 537}
548 538
549/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
550/* 540/*
551 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
552 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
553 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
554 */ 544 */
555/* EXTPROTO */ 545void
556int
557rxvt_scr_change_screen(pR_ int scrn) 546rxvt_term::scr_change_screen (int scrn)
558{ 547{
559 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 current_screen = scrn;
557
560#if NSCREENS 558#if NSCREENS
561 int offset; 559 if (option (Opt_secondaryScreen))
562#endif 560 {
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; 561 num_scr = 0;
578 offset = R->TermWin.saveLines; 562
579 for (i = R->prev_nrow; i--;) { 563 scr_swap_screen ();
580 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 564
581 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 565 ::swap (screen.charset, swap.charset);
582 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 566 ::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; 567 screen.flags |= Screen_VisibleCursor;
598 R->swap.flags |= Screen_VisibleCursor; 568 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 } 569 }
570 else
606# endif 571#endif
607#else 572 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); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
619# endif 574}
620#endif 575
576// clear WrapNext indicator, solidifying position on next line
577void
578rxvt_term::scr_do_wrap () NOTHROW
579{
580 if (!(screen.flags & Screen_WrapNext))
621 return scrn; 581 return;
582
583 screen.flags &= ~Screen_WrapNext;
584
585 screen.cur.col = 0;
586
587 if (screen.cur.row == screen.bscroll)
588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
589 else if (screen.cur.row < nrow - 1)
590 screen.cur.row++;
622} 591}
623 592
624/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
625/* 594/*
626 * Change the colour for following text 595 * Change the colour for following text
627 */ 596 */
628/* EXTPROTO */
629void 597void
630rxvt_scr_color(pR_ unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
631{ 599{
600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
632 color &= RS_fgMask; 601 color = fgbg;
602
633 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
634 R->rstyle = SET_FGCOLOR(R->rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
635 else 605 else
636 R->rstyle = SET_BGCOLOR(R->rstyle, color); 606 rstyle = SET_BGCOLOR (rstyle, color);
637} 607}
638 608
639/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
640/* 610/*
641 * Change the rendition style for following text 611 * Change the rendition style for following text
642 */ 612 */
643/* EXTPROTO */
644void 613void
645rxvt_scr_rendition(pR_ int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
646{ 615{
647 if (set) 616 if (set)
648 R->rstyle |= style; 617 rstyle |= style;
649 else if (style == ~RS_None) 618 else if (style == ~RS_None)
650 R->rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
651 else 620 else
652 R->rstyle &= ~style; 621 rstyle &= ~style;
653} 622}
654 623
655/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
656/* 625/*
657 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
658 * count positive ==> scroll up 627 * count positive ==> scroll up
659 * count negative ==> scroll down 628 * count negative ==> scroll down
660 * spec == 0 for normal routines
661 */ 629 */
662int 630int
663rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
664{ 632{
665 int i, j;
666 long nscrolled;
667
668 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
669 return 0; 634 return 0;
670 635
671 want_refresh = 1; 636 want_refresh = 1;
672 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 637 num_scr += count;
673 638
674 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 639 if (count > 0
640 && row1 == 0
641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
642 {
643 min_it (count, total_rows - (nrow - (row2 + 1)));
644
645 top_row = max (top_row - count, -saveLines);
646
647 // sever bottommost line
675 { 648 {
676 nscrolled = (long)TermWin.nscrolled + (long)count; 649 line_t &l = ROW(row2);
677 650 l.is_longer (0);
678 if (nscrolled > (long)TermWin.saveLines) 651 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 } 652 }
688 else if (!spec)
689 row1 += TermWin.saveLines;
690 653
691 row2 += TermWin.saveLines; 654 // scroll everything up 'count' lines
655 term_start = (term_start + count) % total_rows;
692 656
657 // now copy lines below the scroll region bottom to the
658 // bottom of the screen again, so they look as if they
659 // hadn't moved.
660 for (int i = nrow; --i > row2; )
661 {
662 line_t &l1 = ROW(i - count);
663 line_t &l2 = ROW(i);
664
665 ::swap (l1, l2);
666 l2.touch ();
667 }
668
669 // erase newly scrolled-in lines
670 for (int i = count; i--; )
671 {
672 line_t &l = ROW(row2 - i);
673
674 // optimise if already cleared, can be significant on slow machines
675 // could be rolled into scr_blank_screen_mem
676 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
677 {
678 scr_blank_line (l, 0, l.l, rstyle);
679 l.l = 0;
680 l.f = 0;
681 }
682 else
683 scr_blank_screen_mem (l, rstyle);
684 }
685
686 // move and/or clear selection, if any
693 if (selection.op && current_screen == selection.screen) 687 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 } 688 {
707 else if (j >= row1 && j <= row2)
708 {
709 /* move selected region too */
710 selection.beg.row -= count; 689 selection.beg.row -= count;
711 selection.end.row -= count; 690 selection.end.row -= count;
712 selection.mark.row -= count; 691 selection.mark.row -= count;
692
693 if (selection.beg.row < top_row
694 || selection.end.row < top_row
695 || selection.mark.row < top_row)
696 {
697 CLEAR_ALL_SELECTION ();
698 selection.op = SELECTION_CLEAR;
713 } 699 }
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 { 700 }
734 buf_text[i] = screen.text[j]; 701
735 buf_rend[i] = screen.rend[j]; 702 // finally move the view window, if desired
703 if (option (Opt_scrollWithBuffer)
704 && view_start != 0
705 && view_start != -saveLines)
706 scr_page (UP, count);
707
708 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
709 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
710 }
711 else
712 {
713 if (selection.op && current_screen == selection.screen)
736 } 714 {
737 /* A2: Rotate lines */ 715 if ((selection.beg.row < row1 && selection.end.row > row1)
738 for (j = row1, i = j + count; i <= row2; i++, j++) 716 || (selection.beg.row < row2 && selection.end.row > row2)
717 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
718 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
719 || (selection.end.row - count < row1 && selection.end.row >= row1)
720 || (selection.end.row - count > row2 && selection.end.row <= row2))
721 {
722 CLEAR_ALL_SELECTION ();
723 selection.op = SELECTION_CLEAR;
724 }
725 else if (selection.end.row >= row1 && selection.end.row <= row2)
726 {
727 /* move selected region too */
728 selection.beg.row -= count;
729 selection.end.row -= count;
730 selection.mark.row -= count;
731
732 selection_check (0);
733 }
739 { 734 }
740 screen.tlen[j] = screen.tlen[i]; 735
741 screen.text[j] = screen.text[i]; 736 // use a simple and robust scrolling algorithm, this
742 screen.rend[j] = screen.rend[i]; 737 // part of scr_scroll_text is not time-critical.
738
739 // sever line above scroll region
740 if (row1)
743 } 741 {
744 j = row2 - count + 1, i = count; 742 line_t &l = ROW(row1 - 1);
745 } 743 l.is_longer (0);
746 else /* if (j < 0) */ 744 l.touch ();
747 {
748 /* B: scroll down */
749
750 /* B1: Copy lines that will get clobbered by the rotation */
751 for (i = 0, j = row2; i < count; i++, j--)
752 { 745 }
753 buf_text[i] = screen.text[j]; 746
754 buf_rend[i] = screen.rend[j]; 747 int rows = row2 - row1 + 1;
748
749 min_it (count, rows);
750
751 line_t *temp_buf = rxvt_temp_buf<line_t> (rows);
752
753 for (int row = 0; row < rows; row++)
755 } 754 {
756 /* B2: Rotate lines */ 755 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
757 for (j = row2, i = j - count; i >= row1; i--, j--) 756
757 if (!IN_RANGE_EXC (row + count, 0, rows))
758 scr_blank_screen_mem (temp_buf [row], rstyle);
758 { 759 }
759 screen.tlen[j] = screen.tlen[i]; 760
760 screen.text[j] = screen.text[i]; 761 for (int row = 0; row < rows; row++)
761 screen.rend[j] = screen.rend[i]; 762 ROW(row1 + row) = temp_buf [row];
763
764 // sever bottommost line
765 {
766 line_t &l = ROW(row2);
767 l.is_longer (0);
768 l.touch ();
762 } 769 }
763 j = row1, i = count;
764 count = -count;
765 }
766
767 /* C: Resurrect lines */
768 for (; i--; j++)
769 { 770 }
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
783 771
784 return count; 772 return count;
785} 773}
786 774
787/* ------------------------------------------------------------------------- */ 775/* ------------------------------------------------------------------------- */
788/* 776/*
789 * Add text given in <str> of length <len> to screen struct 777 * Add text given in <str> of length <len> to screen struct
790 */ 778 */
791/* EXTPROTO */
792void 779void
793rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 780rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
794{ 781{
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 */ 782 if (len <= 0) /* sanity */
802 return; 783 return;
803 784
785 unsigned char checksel;
786 unicode_t c;
787 int ncol = this->ncol;
788 const wchar_t *strend = str + len;
789
804 R->want_refresh = 1; 790 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); 791 ZERO_SCROLLBACK ();
792
809 if (nlines > 0) { 793 if (minlines > 0)
794 {
810 nlines += (R->screen.cur.row - R->screen.bscroll); 795 minlines += screen.cur.row - screen.bscroll;
796 min_it (minlines, screen.cur.row - top_row);
797
811 if ((nlines > 0) 798 if (minlines > 0
812 && (R->screen.tscroll == 0) 799 && screen.tscroll == 0
813 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 800 && screen.bscroll == nrow - 1)
801 {
814 /* _at least_ this many lines need to be scrolled */ 802 /* _at least_ this many lines need to be scrolled */
815 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 803 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
816 R->screen.cur.row -= nlines; 804 screen.cur.row -= minlines;
817 } 805 }
818 } 806 }
819#ifdef DEBUG_STRICT 807
820 assert(R->screen.cur.col < last_col); 808 assert (screen.cur.col < ncol);
821 assert((R->screen.cur.row < R->TermWin.nrow) 809 assert (screen.cur.row < nrow
822 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 810 && screen.cur.row >= top_row);
823#else /* drive with your eyes closed */ 811 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;
829 812
830 checksel = (R->selection.op 813 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
831 && R->current_screen == R->selection.screen) ? 1 : 0;
832 clearsel = 0;
833 814
834 stp = R->screen.text[row]; 815 line_t *line = &ROW(row);
835 srp = R->screen.rend[row];
836 816
837 for (i = 0; i < len;) { 817 while (str < strend)
838 c = str[i++]; 818 {
839 switch (c) { 819 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
840 case '\t': 820
841 rxvt_scr_tab (aR_ 1); 821 if (ecb_unlikely (c < 0x20))
822 if (c == C0_LF)
823 {
824 max_it (line->l, screen.cur.col);
825
826 screen.flags &= ~Screen_WrapNext;
827
828 if (screen.cur.row == screen.bscroll)
829 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
830 else if (screen.cur.row < (nrow - 1))
831 row = ++screen.cur.row;
832
833 line = &ROW(row); /* _must_ refresh */
842 continue; 834 continue;
843 case '\n': 835 }
844 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 836 else if (c == C0_CR)
845 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 837 {
838 max_it (line->l, screen.cur.col);
839
846 R->screen.flags &= ~Screen_WrapNext; 840 screen.flags &= ~Screen_WrapNext;
847 if (R->screen.cur.row == R->screen.bscroll) 841 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; 842 continue;
854 case '\r': 843 }
855 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 844 else if (c == C0_HT)
856 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 845 {
857 R->screen.flags &= ~Screen_WrapNext; 846 scr_tab (1, true);
858 R->screen.cur.col = 0;
859 continue; 847 continue;
860 default:
861 if (c == 127)
862 continue; /* yummmm..... */
863 break;
864 } 848 }
865 849
850 if (ecb_unlikely (
866 if (checksel /* see if we're writing within selection */ 851 checksel /* see if we're writing within selection */
867 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 852 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
868 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 853 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
854 ))
855 {
869 checksel = 0; 856 checksel = 0;
870 clearsel = 1; 857 /*
858 * If we wrote anywhere in the selected area, kill the selection
859 * XXX: should we kill the mark too? Possibly, but maybe that
860 * should be a similar check.
861 */
862 CLEAR_SELECTION ();
863 }
864
865 if (ecb_unlikely (screen.flags & Screen_WrapNext))
871 } 866 {
872 if (R->screen.flags & Screen_WrapNext) { 867 scr_do_wrap ();
873 R->screen.tlen[row] = -1; 868
874 if (R->screen.cur.row == R->screen.bscroll) 869 line->l = ncol;
875 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 870 line->is_longer (1);
876 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 871
877 row = (++R->screen.cur.row) + R->TermWin.saveLines; 872 row = screen.cur.row;
878 stp = R->screen.text[row]; /* _must_ refresh */ 873 line = &ROW(row); /* _must_ refresh */
879 srp = R->screen.rend[row]; /* _must_ refresh */ 874 }
880 R->screen.cur.col = 0; 875
881 R->screen.flags &= ~Screen_WrapNext; 876 // some utf-8 decoders "decode" surrogate characters: let's fix this.
877 if (ecb_unlikely (IN_RANGE_INC (c, 0xd800, 0xdfff)))
878 c = 0xfffd;
879
880 // rely on wcwidth to tell us the character width, do wcwidth before
881 // further replacements, as wcwidth might return -1 for the line
882 // drawing characters below as they might be invalid in the current
883 // locale.
884 int width = WCWIDTH (c);
885
886 if (ecb_unlikely (charsets [screen.charset] == '0')) // DEC SPECIAL
882 } 887 {
883 if (R->screen.flags & Screen_Insert) 888 // vt100 special graphics and line drawing
884 rxvt_scr_insdel_chars(aR_ 1, INSERT); 889 // 5f-7e standard vt100
890 // 40-5e rxvt extension for extra curses acs chars
891 static uint16_t vt100_0[62] = { // 41 .. 7e
892 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
893 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
894 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
895 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
896 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
897 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
898 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
899 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
900 };
885 901
886 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 902 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
887 switch (c)
888 { 903 {
889 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 904 c = vt100_0[c - 0x41];
890 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 905 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 } 906 }
907 }
901 908
902 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 909 if (ecb_unlikely (screen.flags & Screen_Insert))
903 // rely on wcwidth to tell us the character width, at least for non-ascii 910 scr_insdel_chars (width, INSERT);
904 int width = c <= 128 ? 1 : wcwidth (c);
905 911
906 // width -1 characters (e.g. combining chars) are ignored currently.
907 if (width > 0) 912 if (width != 0)
913 {
914#if !UNICODE_3
915 // trim characters we can't store directly :(
916 if (c >= 0x10000)
917# if ENABLE_COMBINING
918 c = rxvt_composite.compose (c); // map to lower 16 bits
919# else
920 c = 0xfffd;
921# endif
922#endif
923
924 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
925
926 // if the character doesn't fit into the remaining columns...
927 if (ecb_unlikely (screen.cur.col > ncol - width && ncol >= width))
928 {
929 if (screen.flags & Screen_Autowrap)
930 {
931 // ... artificially enlargen the previous one
932 c = NOCHAR;
933 // and try the same character next loop iteration
934 --str;
935 }
936 else
937 screen.cur.col = ncol - width;
938 }
939
940 // nuke the character at this position, if required
941 // due to wonderful coincidences everywhere else in this loop
942 // we never have to check for overwriting a wide char itself,
943 // only its tail.
944 if (ecb_unlikely (line->t[screen.cur.col] == NOCHAR))
945 scr_kill_char (*line, screen.cur.col);
946
947 line->touch ();
948
908 do 949 do
909 { 950 {
910 stp[R->screen.cur.col] = c; 951 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 952 line->r[screen.cur.col] = rend;
912 953
913 if (R->screen.cur.col < last_col - 1) 954 if (ecb_likely (screen.cur.col < ncol - 1))
914 R->screen.cur.col++; 955 screen.cur.col++;
915 else 956 else
916 { 957 {
917 R->screen.tlen[row] = last_col; 958 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 959 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 960 screen.flags |= Screen_WrapNext;
920 break; 961
962 goto end_of_line;
921 } 963 }
922 964
923 c = NOCHAR; 965 c = NOCHAR;
924 } 966 }
925 while (--width > 0); 967 while (ecb_unlikely (--width > 0));
968
969 // pad with spaces when overwriting wide character with smaller one
970 for (int c = screen.cur.col; ecb_unlikely (c < ncol && line->t[c] == NOCHAR); c++)
971 {
972 line->t[c] = ' ';
973 line->r[c] = rend;
974 }
975
976end_of_line:
977 ;
978 }
979#if ENABLE_COMBINING
980 else // width == 0
981 {
982 if (c != 0xfeff) // ignore BOM
983 {
984 // handle combining characters
985 // we just tag the accent on the previous on-screen character.
986 // this is arguably not correct, but also arguably not wrong.
987 // we don't handle double-width characters nicely yet.
988 line_t *linep;
989 text_t *tp;
990 rend_t *rp;
991
992 if (screen.cur.col > 0)
993 {
994 linep = line;
995 tp = line->t + screen.cur.col - 1;
996 rp = line->r + screen.cur.col - 1;
997 }
998 else if (screen.cur.row > 0
999 && ROW(screen.cur.row - 1).is_longer ())
1000 {
1001 linep = &ROW(screen.cur.row - 1);
1002 tp = line->t + ncol - 1;
1003 rp = line->r + ncol - 1;
1004 }
926 else 1005 else
927 1; /* handle combining character etc. here. */ 1006 continue;
928 }
929 1007
930 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 1008 linep->touch ();
931 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
932 1009
933/* 1010 while (*tp == NOCHAR && tp > linep->t)
934 * If we wrote anywhere in the selected area, kill the selection 1011 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 1012
941#ifdef DEBUG_STRICT 1013 // first try to find a precomposed character
1014 unicode_t n = rxvt_compose (*tp, c);
1015 if (n == NOCHAR)
1016 n = rxvt_composite.compose (*tp, c);
1017
1018 *tp = n;
1019 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1020 }
1021 }
1022#endif
1023 }
1024
1025 max_it (line->l, screen.cur.col);
1026
942 assert(R->screen.cur.row >= 0); 1027 assert (screen.cur.row >= 0);
943#else /* drive with your eyes closed */
944 MAX_IT(R->screen.cur.row, 0);
945#endif
946} 1028}
947 1029
948/* ------------------------------------------------------------------------- */ 1030/* ------------------------------------------------------------------------- */
949/* 1031/*
950 * Process Backspace. Move back the cursor back a position, wrap if have to 1032 * Process Backspace. Move back the cursor back a position, wrap if have to
951 * XTERM_SEQ: CTRL-H 1033 * XTERM_SEQ: CTRL-H
952 */ 1034 */
953/* EXTPROTO */
954void 1035void
955rxvt_scr_backspace(pR) 1036rxvt_term::scr_backspace () NOTHROW
956{ 1037{
957 R->want_refresh = 1;
958 if (R->screen.cur.col == 0) { 1038 if (screen.cur.col == 0)
1039 {
959 if (R->screen.cur.row > 0) { 1040 if (screen.cur.row > 0)
1041 {
960#ifdef TERMCAP_HAS_BW 1042#ifdef TERMCAP_HAS_BW
961 R->screen.cur.col = R->TermWin.ncol - 1; 1043 screen.cur.col = ncol - 1;
962 R->screen.cur.row--; 1044 --screen.cur.row;
963 return; 1045
1046 want_refresh = 1;
964#endif 1047#endif
965 } 1048 }
1049 }
966 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1050 else if (screen.flags & Screen_WrapNext)
967 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE);
968 R->screen.flags &= ~Screen_WrapNext; 1051 screen.flags &= ~Screen_WrapNext;
1052 else
1053 scr_gotorc (0, -1, RELATIVE);
969} 1054}
970 1055
971/* ------------------------------------------------------------------------- */ 1056/* ------------------------------------------------------------------------- */
972/* 1057/*
973 * Process Horizontal Tab 1058 * Process Horizontal Tab
974 * count: +ve = forward; -ve = backwards 1059 * count: +ve = forward; -ve = backwards
975 * XTERM_SEQ: CTRL-I 1060 * XTERM_SEQ: CTRL-I
976 */ 1061 */
977/* EXTPROTO */
978void 1062void
979rxvt_scr_tab(pR_ int count) 1063rxvt_term::scr_tab (int count, bool ht) NOTHROW
980{ 1064{
981 int i, x; 1065 int i, x;
982 1066
983 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
984 R->want_refresh = 1; 1067 want_refresh = 1;
985 i = x = R->screen.cur.col; 1068 i = x = screen.cur.col;
1069
986 if (count == 0) 1070 if (count == 0)
987 return; 1071 return;
988 else if (count > 0) { 1072 else if (count > 0)
1073 {
1074 line_t &l = ROW(screen.cur.row);
1075 rend_t base_rend = l.r[i];
1076 ht &= l.t[i] == ' ';
1077
989 for (; ++i < R->TermWin.ncol; ) 1078 for (; ++i < ncol; )
990 if (R->tabs[i]) { 1079 if (tabs[i])
1080 {
991 x = i; 1081 x = i;
1082
992 if (!--count) 1083 if (!--count)
993 break; 1084 break;
1085 }
1086 else
1087 ht &= l.t[i] == ' '
1088 && RS_SAME (l.r[i], base_rend);
1089
1090 if (count)
1091 x = ncol - 1;
1092
1093 // store horizontal tab commands as characters inside the text
1094 // buffer so they can be selected and pasted.
1095 if (ht && option (Opt_pastableTabs))
1096 {
1097 base_rend = SET_FONT (base_rend, 0);
1098
1099 l.touch (x);
1100
1101 i = screen.cur.col;
1102
1103 l.t[i] = '\t';
1104 l.r[i] = base_rend;
1105
1106 while (++i < x)
1107 {
1108 l.t[i] = NOCHAR;
1109 l.r[i] = base_rend;
994 } 1110 }
995 if (count) 1111 }
996 x = R->TermWin.ncol - 1; 1112 }
997 } else /* if (count < 0) */ { 1113 else /* if (count < 0) */
1114 {
998 for (; --i >= 0; ) 1115 for (; --i >= 0; )
999 if (R->tabs[i]) { 1116 if (tabs[i])
1000 x = i;
1001 if (!++count)
1002 break;
1003 } 1117 {
1004 if (count)
1005 x = 0; 1118 x = i;
1119 if (!++count)
1120 break;
1121 }
1122
1123 if (count)
1124 x = 0;
1006 } 1125 }
1126
1007 if (x != R->screen.cur.col) 1127 if (x != screen.cur.col)
1008 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1128 scr_gotorc (0, x, R_RELATIVE);
1009} 1129}
1010 1130
1011/* ------------------------------------------------------------------------- */ 1131/* ------------------------------------------------------------------------- */
1012/* 1132/*
1013 * Process DEC Back Index 1133 * Process DEC Back Index
1014 * XTERM_SEQ: ESC 6 1134 * XTERM_SEQ: ESC 6
1015 * Move cursor left in row. If we're at the left boundary, shift everything 1135 * Move cursor left in row. If we're at the left boundary, shift everything
1016 * in that row right. Clear left column. 1136 * in that row right. Clear left column.
1017 */ 1137 */
1018#ifndef NO_FRILLS 1138#if !ENABLE_MINIMAL
1019/* EXTPROTO */
1020void 1139void
1021rxvt_scr_backindex(pR) 1140rxvt_term::scr_backindex () NOTHROW
1022{ 1141{
1023 if (R->screen.cur.col > 0) 1142 if (screen.cur.col > 0)
1024 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1025 else { 1144 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); 1145 scr_insdel_chars (1, INSERT);
1029 }
1030} 1146}
1031#endif 1147#endif
1032/* ------------------------------------------------------------------------- */ 1148/* ------------------------------------------------------------------------- */
1033/* 1149/*
1034 * Process DEC Forward Index 1150 * Process DEC Forward Index
1035 * XTERM_SEQ: ESC 9 1151 * XTERM_SEQ: ESC 9
1036 * Move cursor right in row. If we're at the right boundary, shift everything 1152 * Move cursor right in row. If we're at the right boundary, shift everything
1037 * in that row left. Clear right column. 1153 * in that row left. Clear right column.
1038 */ 1154 */
1039#ifndef NO_FRILLS 1155#if !ENABLE_MINIMAL
1040/* EXTPROTO */
1041void 1156void
1042rxvt_scr_forwardindex(pR) 1157rxvt_term::scr_forwardindex () NOTHROW
1043{ 1158{
1044 int row;
1045
1046 if (R->screen.cur.col < R->TermWin.ncol - 1) 1159 if (screen.cur.col < ncol - 1)
1047 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1160 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1048 else { 1161 else
1049 row = R->screen.cur.row + R->TermWin.saveLines; 1162 {
1050 if (R->screen.tlen[row] == 0) 1163 line_t &l = ROW(screen.cur.row);
1051 return; /* um, yeah? */ 1164
1052 else if (R->screen.tlen[row] == -1) 1165 l.touch ();
1053 R->screen.tlen[row] = R->TermWin.ncol; 1166 l.is_longer (0);
1167
1054 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1168 scr_gotorc (0, 0, R_RELATIVE);
1055 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1169 scr_insdel_chars (1, DELETE);
1056 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1170 scr_gotorc (0, ncol - 1, R_RELATIVE);
1057 } 1171 }
1058} 1172}
1059#endif 1173#endif
1060 1174
1061/* ------------------------------------------------------------------------- */ 1175/* ------------------------------------------------------------------------- */
1062/* 1176/*
1063 * Goto Row/Column 1177 * Goto Row/Column
1064 */ 1178 */
1065/* EXTPROTO */
1066void 1179void
1067rxvt_scr_gotorc(pR_ int row, int col, int relative) 1180rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1068{ 1181{
1069 R->want_refresh = 1; 1182 want_refresh = 1;
1070 ZERO_SCROLLBACK(R); 1183 ZERO_SCROLLBACK ();
1071#ifdef RXVT_GRAPHICS
1072 if (rxvt_Gr_Displayed(aR))
1073 rxvt_Gr_scroll(aR_ 0);
1074#endif
1075 1184
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) 1185 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1079 : col); 1186 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 1187
1083 R->screen.flags &= ~Screen_WrapNext; 1188 screen.flags &= ~Screen_WrapNext;
1189
1084 if (relative & R_RELATIVE) { 1190 if (relative & R_RELATIVE)
1191 {
1085 if (row > 0) { 1192 if (row > 0)
1193 {
1086 if (R->screen.cur.row <= R->screen.bscroll 1194 if (screen.cur.row <= screen.bscroll
1087 && (R->screen.cur.row + row) > R->screen.bscroll) 1195 && (screen.cur.row + row) > screen.bscroll)
1088 R->screen.cur.row = R->screen.bscroll; 1196 screen.cur.row = screen.bscroll;
1089 else 1197 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; 1198 screen.cur.row += row;
1199 }
1200 else if (row < 0)
1201 {
1202 if (screen.cur.row >= screen.tscroll
1203 && (screen.cur.row + row) < screen.tscroll)
1204 screen.cur.row = screen.tscroll;
1205 else
1206 screen.cur.row += row;
1207 }
1208 }
1209 else
1104 } 1210 {
1105 MAX_IT(R->screen.cur.row, 0); 1211 if (screen.flags & Screen_Relative)
1106 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1212 {
1107} 1213 /* relative origin mode */
1214 screen.cur.row = row + screen.tscroll;
1215 min_it (screen.cur.row, screen.bscroll);
1216 }
1217 else
1218 screen.cur.row = row;
1219 }
1108 1220
1221 clamp_it (screen.cur.row, 0, nrow - 1);
1222}
1223
1109/* ------------------------------------------------------------------------- */ 1224/* ------------------------------------------------------------------------- */
1110/* 1225/*
1111 * direction should be UP or DN 1226 * direction should be UP or DN
1112 */ 1227 */
1113/* EXTPROTO */
1114void 1228void
1115rxvt_scr_index(pR_ enum page_dirn direction) 1229rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1116{ 1230{
1117 int dirn; 1231 int dirn;
1118 1232
1119 R->want_refresh = 1; 1233 want_refresh = 1;
1234 ZERO_SCROLLBACK ();
1235
1120 dirn = ((direction == UP) ? 1 : -1); 1236 dirn = ((direction == UP) ? 1 : -1);
1121 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1122 1237
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; 1238 screen.flags &= ~Screen_WrapNext;
1239
1131 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1240 if ((screen.cur.row == screen.bscroll && direction == UP)
1132 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1241 || (screen.cur.row == screen.tscroll && direction == DN))
1133 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1242 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1134 else 1243 else
1135 R->screen.cur.row += dirn; 1244 screen.cur.row += dirn;
1136 MAX_IT(R->screen.cur.row, 0); 1245
1137 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1246 clamp_it (screen.cur.row, 0, nrow - 1);
1138 rxvt_selection_check(aR_ 0); 1247 selection_check (0);
1139} 1248}
1140 1249
1141/* ------------------------------------------------------------------------- */ 1250/* ------------------------------------------------------------------------- */
1142/* 1251/*
1143 * Erase part or whole of a line 1252 * Erase part or whole of a line
1144 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1253 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1145 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1254 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1146 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1255 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1256 * extension: clear to right unless wrapped: ESC [ 3 K
1147 */ 1257 */
1148/* EXTPROTO */
1149void 1258void
1150rxvt_scr_erase_line(pR_ int mode) 1259rxvt_term::scr_erase_line (int mode) NOTHROW
1151{ 1260{
1152 unsigned int row, col, num; 1261 unsigned int col, num;
1153 1262
1154 R->want_refresh = 1; 1263 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); 1264 ZERO_SCROLLBACK ();
1157 1265
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); 1266 selection_check (1);
1164 1267
1165 R->screen.flags &= ~Screen_WrapNext; 1268 line_t &line = ROW(screen.cur.row);
1166 1269
1167 row = R->TermWin.saveLines + R->screen.cur.row; 1270 line.touch ();
1271 line.is_longer (0);
1272
1168 switch (mode) 1273 switch (mode)
1169 { 1274 {
1275 case 3:
1276 if (screen.flags & Screen_WrapNext)
1277 return;
1278
1279 /* fall through */
1280
1170 case 0: /* erase to end of line */ 1281 case 0: /* erase to end of line */
1171 col = R->screen.cur.col; 1282 col = screen.cur.col;
1172 num = R->TermWin.ncol - col; 1283 num = ncol - col;
1173 MIN_IT(R->screen.tlen[row], (int16_t)col); 1284 min_it (line.l, col);
1285
1174 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1286 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1175 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1287 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1176 CLEAR_SELECTION(R); 1288 CLEAR_SELECTION ();
1177 break; 1289 break;
1290
1178 case 1: /* erase to beginning of line */ 1291 case 1: /* erase to beginning of line */
1179 col = 0; 1292 col = 0;
1180 num = R->screen.cur.col + 1; 1293 num = screen.cur.col + 1;
1294
1181 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1295 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1182 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1296 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1183 CLEAR_SELECTION(R); 1297 CLEAR_SELECTION ();
1184 break; 1298 break;
1299
1185 case 2: /* erase whole line */ 1300 case 2: /* erase whole line */
1186 col = 0; 1301 col = 0;
1187 num = R->TermWin.ncol; 1302 num = ncol;
1188 R->screen.tlen[row] = 0; 1303 line.l = 0;
1189 if (R->selection.beg.row <= R->screen.cur.row 1304 if (selection.beg.row <= screen.cur.row
1190 && R->selection.end.row >= R->screen.cur.row) 1305 && selection.end.row >= screen.cur.row)
1191 CLEAR_SELECTION(R); 1306 CLEAR_SELECTION ();
1192 break; 1307 break;
1193 default: 1308 default:
1194 return; 1309 return;
1195 } 1310 }
1196 1311
1197 if (R->screen.text[row]) 1312 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} 1313}
1203 1314
1204/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1205/* 1316/*
1206 * Erase part of whole of the screen 1317 * Erase part of whole of the screen
1207 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1318 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1208 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1319 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1209 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1320 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1210 */ 1321 */
1211void 1322void
1212rxvt_term::scr_erase_screen (int mode) 1323rxvt_term::scr_erase_screen (int mode) NOTHROW
1213{ 1324{
1214 int num; 1325 int num;
1215 int32_t row, row_offset; 1326 int32_t row;
1216 rend_t ren; 1327 rend_t ren;
1217 XGCValues gcvalue; 1328 XGCValues gcvalue;
1218 1329
1219 want_refresh = 1; 1330 want_refresh = 1;
1220 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1221 ZERO_SCROLLBACK(this); 1331 ZERO_SCROLLBACK ();
1222 row_offset = (int32_t)TermWin.saveLines;
1223 1332
1224 switch (mode) { 1333 switch (mode)
1334 {
1225 case 0: /* erase to end of screen */ 1335 case 0: /* erase to end of screen */
1226 rxvt_selection_check(this,1); 1336 selection_check (1);
1227 rxvt_scr_erase_line(this,0); 1337 scr_erase_line (0);
1228 row = screen.cur.row + 1; /* possible OOB */ 1338 row = screen.cur.row + 1; /* possible OOB */
1229 num = TermWin.nrow - row; 1339 num = nrow - row;
1230 break; 1340 break;
1231 case 1: /* erase to beginning of screen */ 1341 case 1: /* erase to beginning of screen */
1232 rxvt_selection_check(this,3); 1342 selection_check (3);
1233 rxvt_scr_erase_line(this,1); 1343 scr_erase_line (1);
1234 row = 0; 1344 row = 0;
1235 num = screen.cur.row; 1345 num = screen.cur.row;
1236 break; 1346 break;
1237 case 2: /* erase whole screen */ 1347 case 2: /* erase whole screen */
1238 rxvt_selection_check (this, 3); 1348 selection_check (3);
1239#ifdef RXVT_GRAPHICS
1240 rxvt_Gr_ClearScreen (this);
1241#endif
1242 row = 0; 1349 row = 0;
1243 num = TermWin.nrow; 1350 num = nrow;
1244 break; 1351 break;
1245 default: 1352 default:
1246 return; 1353 return;
1247 } 1354 }
1248 refresh_type |= REFRESH_BOUNDS; 1355
1249 if (selection.op && current_screen == selection.screen 1356 if (selection.op && current_screen == selection.screen
1250 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1357 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1251 || (selection.end.row >= row 1358 || (selection.end.row >= row
1252 && selection.end.row <= row + num))) 1359 && selection.end.row <= row + num)))
1253 CLEAR_SELECTION (this); 1360 CLEAR_SELECTION ();
1361
1254 if (row >= TermWin.nrow) /* Out Of Bounds */ 1362 if (row >= nrow) /* Out Of Bounds */
1255 return; 1363 return;
1256 MIN_IT(num, (TermWin.nrow - row)); 1364
1365 min_it (num, nrow - row);
1366
1257 if (rstyle & (RS_RVid | RS_Uline)) 1367 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1258 ren = (rend_t) ~RS_None; 1368 ren = (rend_t) ~RS_None;
1259 else if (GET_BASEBG(rstyle) == Color_bg) { 1369 else if (GET_BASEBG (rstyle) == Color_bg)
1370 {
1260 ren = DEFAULT_RSTYLE; 1371 ren = DEFAULT_RSTYLE;
1261 CLEAR_ROWS(row, num); 1372
1262 } else { 1373 if (mapped)
1374 XClearArea (dpy, vt, 0,
1375 Row2Pixel (row - view_start), (unsigned int)width,
1376 (unsigned int)Height2Pixel (num), False);
1377 }
1378 else
1379 {
1263 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1380 ren = rstyle & (RS_fgMask | RS_bgMask);
1381
1382 if (mapped)
1383 {
1264 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1384 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1265 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1385 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1266 ERASE_ROWS(row, num); 1386 XFillRectangle (dpy, vt, gc,
1387 0, Row2Pixel (row - view_start),
1388 (unsigned int)width,
1389 (unsigned int)Height2Pixel (num));
1267 gcvalue.foreground = PixColors[Color_fg]; 1390 gcvalue.foreground = pix_colors[Color_fg];
1268 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1391 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1392 }
1269 } 1393 }
1394
1270 for (; num--; row++) { 1395 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 } 1396 {
1397 scr_blank_screen_mem (ROW(row), rstyle);
1398
1399 if (row - view_start < nrow)
1400 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1401 }
1277} 1402}
1403
1404#if !ENABLE_MINIMAL
1405void
1406rxvt_term::scr_erase_savelines () NOTHROW
1407{
1408 want_refresh = 1;
1409 ZERO_SCROLLBACK ();
1410
1411 top_row = 0;
1412}
1413#endif
1278 1414
1279/* ------------------------------------------------------------------------- */ 1415/* ------------------------------------------------------------------------- */
1280/* 1416/*
1281 * Fill the screen with `E's 1417 * Fill the screen with `E's
1282 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1418 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1283 */ 1419 */
1284/* EXTPROTO */
1285void 1420void
1286rxvt_scr_E(pR) 1421rxvt_term::scr_E () NOTHROW
1287{ 1422{
1288 int i, j, k; 1423 rend_t fs;
1289 rend_t *r1, fs;
1290 1424
1291 R->want_refresh = 1; 1425 want_refresh = 1;
1292 R->num_scr_allow = 0;
1293 ZERO_SCROLLBACK(R); 1426 ZERO_SCROLLBACK ();
1427
1428 num_scr_allow = 0;
1294 rxvt_selection_check(aR_ 3); 1429 selection_check (3);
1295 1430
1296 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1431 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1297 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1432 for (int row = nrow; row--; )
1298 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1433 {
1299 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1434 line_t &line = ROW(row);
1300 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1435
1436 fill_text (line.t, 'E', ncol);
1437 rend_t *r1 = line.r;
1438
1439 for (int j = ncol; j--; )
1301 *r1++ = fs; 1440 *r1++ = fs;
1441
1442 line.is_longer (0);
1443 line.touch (ncol);
1302 } 1444 }
1303} 1445}
1304 1446
1305/* ------------------------------------------------------------------------- */ 1447/* ------------------------------------------------------------------------- */
1306/* 1448/*
1307 * Insert/Delete <count> lines 1449 * Insert/Delete <count> lines
1308 */ 1450 */
1309/* EXTPROTO */
1310void 1451void
1311rxvt_scr_insdel_lines(pR_ int count, int insdel) 1452rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1312{ 1453{
1313 int end; 1454 int end;
1314 1455
1315 ZERO_SCROLLBACK(R); 1456 ZERO_SCROLLBACK ();
1316 1457
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); 1458 selection_check (1);
1323 1459
1324 if (R->screen.cur.row > R->screen.bscroll) 1460 if (screen.cur.row > screen.bscroll)
1461 return;
1462
1463 end = screen.bscroll - screen.cur.row + 1;
1464 if (count > end)
1465 {
1466 if (insdel == DELETE)
1325 return; 1467 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) 1468 else if (insdel == INSERT)
1332 count = end; 1469 count = end;
1333 } 1470 }
1334 R->screen.flags &= ~Screen_WrapNext;
1335 1471
1472 scr_do_wrap ();
1473
1336 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1474 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1337} 1475}
1338 1476
1339/* ------------------------------------------------------------------------- */ 1477/* ------------------------------------------------------------------------- */
1340/* 1478/*
1341 * Insert/Delete <count> characters from the current position 1479 * Insert/Delete <count> characters from the current position
1342 */ 1480 */
1343/* EXTPROTO */
1344void 1481void
1345rxvt_scr_insdel_chars(pR_ int count, int insdel) 1482rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1346{ 1483{
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; 1484 want_refresh = 1;
1354 ZERO_SCROLLBACK(R); 1485 ZERO_SCROLLBACK ();
1355 1486
1356#ifdef RXVT_GRAPHICS
1357 if (rxvt_Gr_Displayed(aR))
1358 rxvt_Gr_scroll(aR_ 0);
1359#endif
1360
1361 if (count <= 0) 1487 if (count <= 0)
1362 return; 1488 return;
1363 1489
1490 scr_do_wrap ();
1491
1364 rxvt_selection_check(aR_ 1); 1492 selection_check (1);
1365 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1493 min_it (count, ncol - screen.cur.col);
1366 1494
1367 row = R->screen.cur.row + R->TermWin.saveLines; 1495 int row = screen.cur.row;
1368 R->screen.flags &= ~Screen_WrapNext;
1369 1496
1370 stp = R->screen.text[row]; 1497 line_t *line = &ROW(row);
1371 srp = R->screen.rend[row]; 1498
1372 slp = &(R->screen.tlen[row]); 1499 line->touch ();
1500 line->is_longer (0);
1501
1502 // nuke wide spanning the start
1503 if (line->t[screen.cur.col] == NOCHAR)
1504 scr_kill_char (*line, screen.cur.col);
1505
1373 switch (insdel) { 1506 switch (insdel)
1507 {
1374 case INSERT: 1508 case INSERT:
1375 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1509 line->l = min (line->l + count, ncol);
1376 col--) { 1510
1511 if (line->t[screen.cur.col] == NOCHAR)
1512 scr_kill_char (*line, screen.cur.col);
1513
1514 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1515 {
1377 stp[col] = stp[col - count]; 1516 line->t[col] = line->t[col - count];
1378 srp[col] = srp[col - count]; 1517 line->r[col] = line->r[col - count];
1379 } 1518 }
1380 if (*slp != -1) { 1519
1381 *slp += count;
1382 MIN_IT(*slp, R->TermWin.ncol);
1383 }
1384 if (R->selection.op && R->current_screen == R->selection.screen 1520 if (selection.op && current_screen == selection.screen
1385 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1521 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1522 {
1386 if (R->selection.end.row != R->screen.cur.row 1523 if (selection.end.row != screen.cur.row
1387 || (R->selection.end.col + count >= R->TermWin.ncol)) 1524 || (selection.end.col + count >= ncol))
1388 CLEAR_SELECTION(R); 1525 CLEAR_SELECTION ();
1526 else
1527 {
1389 else { /* shift selection */ 1528 /* shift selection */
1390 R->selection.beg.col += count; 1529 selection.beg.col += count;
1391 R->selection.mark.col += count; /* XXX: yes? */ 1530 selection.mark.col += count; /* XXX: yes? */
1392 R->selection.end.col += count; 1531 selection.end.col += count;
1393 } 1532 }
1394 } 1533 }
1395 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1534
1396 (unsigned int)count, R->rstyle); 1535 scr_blank_line (*line, screen.cur.col, count, rstyle);
1397 break; 1536 break;
1537
1398 case ERASE: 1538 case ERASE:
1399 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1539 screen.cur.col += count; /* don't worry if > ncol */
1400 rxvt_selection_check(aR_ 1); 1540 selection_check (1);
1401 R->screen.cur.col -= count; 1541 screen.cur.col -= count;
1402 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1542
1403 (unsigned int)count, R->rstyle); 1543 // nuke wide char after the end
1544 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1545 scr_kill_char (*line, screen.cur.col + count);
1546
1547 scr_blank_line (*line, screen.cur.col, count, rstyle);
1404 break; 1548 break;
1549
1405 case DELETE: 1550 case DELETE:
1406 tr = srp[R->TermWin.ncol - 1] 1551 line->l = max (line->l - count, 0);
1407 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1552
1553 // nuke wide char spanning the end
1554 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1555 scr_kill_char (*line, screen.cur.col + count);
1556
1408 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1557 for (int col = screen.cur.col; (col + count) < ncol; col++)
1558 {
1409 stp[col] = stp[col + count]; 1559 line->t[col] = line->t[col + count];
1410 srp[col] = srp[col + count]; 1560 line->r[col] = line->r[col + count];
1411 } 1561 }
1412 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1562
1413 &(srp[R->TermWin.ncol - count]), 1563 scr_blank_line (*line, ncol - count, count, rstyle);
1414 (unsigned int)count, tr); 1564
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 1565 if (selection.op && current_screen == selection.screen
1420 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1566 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1567 {
1421 if (R->selection.end.row != R->screen.cur.row 1568 if (selection.end.row != screen.cur.row
1422 || (R->screen.cur.col >= R->selection.beg.col - count) 1569 || (screen.cur.col >= selection.beg.col - count)
1423 || R->selection.end.col >= R->TermWin.ncol) 1570 || selection.end.col >= ncol)
1424 CLEAR_SELECTION(R); 1571 CLEAR_SELECTION ();
1425 else { 1572 else
1573 {
1426 /* shift selection */ 1574 /* shift selection */
1427 R->selection.beg.col -= count; 1575 selection.beg.col -= count;
1428 R->selection.mark.col -= count; /* XXX: yes? */ 1576 selection.mark.col -= count; /* XXX: yes? */
1429 R->selection.end.col -= count; 1577 selection.end.col -= count;
1430 } 1578 }
1431 } 1579 }
1580
1432 break; 1581 break;
1433 } 1582 }
1434} 1583}
1435 1584
1436/* ------------------------------------------------------------------------- */ 1585/* ------------------------------------------------------------------------- */
1437/* 1586/*
1438 * Set the scrolling region 1587 * Set the scrolling region
1439 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1588 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1440 */ 1589 */
1441/* EXTPROTO */
1442void 1590void
1443rxvt_scr_scroll_region(pR_ int top, int bot) 1591rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1444{ 1592{
1445 MAX_IT(top, 0); 1593 max_it (top, 0);
1446 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1594 min_it (bot, nrow - 1);
1595
1447 if (top > bot) 1596 if (top > bot)
1448 return; 1597 return;
1598
1449 R->screen.tscroll = top; 1599 screen.tscroll = top;
1450 R->screen.bscroll = bot; 1600 screen.bscroll = bot;
1451 rxvt_scr_gotorc(aR_ 0, 0, 0); 1601 scr_gotorc (0, 0, 0);
1452} 1602}
1453 1603
1454/* ------------------------------------------------------------------------- */ 1604/* ------------------------------------------------------------------------- */
1455/* 1605/*
1456 * Make the cursor visible/invisible 1606 * Make the cursor visible/invisible
1457 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1607 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1458 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1608 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1459 */ 1609 */
1460/* EXTPROTO */
1461void 1610void
1462rxvt_scr_cursor_visible(pR_ int mode) 1611rxvt_term::scr_cursor_visible (int mode) NOTHROW
1463{ 1612{
1464 R->want_refresh = 1; 1613 want_refresh = 1;
1614
1465 if (mode) 1615 if (mode)
1466 R->screen.flags |= Screen_VisibleCursor; 1616 screen.flags |= Screen_VisibleCursor;
1467 else 1617 else
1468 R->screen.flags &= ~Screen_VisibleCursor; 1618 screen.flags &= ~Screen_VisibleCursor;
1469} 1619}
1470 1620
1471/* ------------------------------------------------------------------------- */ 1621/* ------------------------------------------------------------------------- */
1472/* 1622/*
1473 * Set/unset automatic wrapping 1623 * Set/unset automatic wrapping
1474 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1624 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1475 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1625 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1476 */ 1626 */
1477/* EXTPROTO */
1478void 1627void
1479rxvt_scr_autowrap(pR_ int mode) 1628rxvt_term::scr_autowrap (int mode) NOTHROW
1480{ 1629{
1481 if (mode) 1630 if (mode)
1482 R->screen.flags |= Screen_Autowrap; 1631 screen.flags |= Screen_Autowrap;
1483 else 1632 else
1484 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1633 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1485} 1634}
1486 1635
1487/* ------------------------------------------------------------------------- */ 1636/* ------------------------------------------------------------------------- */
1488/* 1637/*
1489 * Set/unset margin origin mode 1638 * Set/unset margin origin mode
… …
1492 * Relative mode: line numbers are relative to top margin of scrolling region 1641 * Relative mode: line numbers are relative to top margin of scrolling region
1493 * and the cursor cannot be moved outside. 1642 * and the cursor cannot be moved outside.
1494 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1643 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1495 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1644 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1496 */ 1645 */
1497/* EXTPROTO */
1498void 1646void
1499rxvt_scr_relative_origin(pR_ int mode) 1647rxvt_term::scr_relative_origin (int mode) NOTHROW
1500{ 1648{
1501 if (mode) 1649 if (mode)
1502 R->screen.flags |= Screen_Relative; 1650 screen.flags |= Screen_Relative;
1503 else 1651 else
1504 R->screen.flags &= ~Screen_Relative; 1652 screen.flags &= ~Screen_Relative;
1653
1505 rxvt_scr_gotorc(aR_ 0, 0, 0); 1654 scr_gotorc (0, 0, 0);
1506} 1655}
1507 1656
1508/* ------------------------------------------------------------------------- */ 1657/* ------------------------------------------------------------------------- */
1509/* 1658/*
1510 * Set insert/replace mode 1659 * Set insert/replace mode
1511 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1660 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1512 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1661 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1513 */ 1662 */
1514/* EXTPROTO */
1515void 1663void
1516rxvt_scr_insert_mode(pR_ int mode) 1664rxvt_term::scr_insert_mode (int mode) NOTHROW
1517{ 1665{
1518 if (mode) 1666 if (mode)
1519 R->screen.flags |= Screen_Insert; 1667 screen.flags |= Screen_Insert;
1520 else 1668 else
1521 R->screen.flags &= ~Screen_Insert; 1669 screen.flags &= ~Screen_Insert;
1522} 1670}
1523 1671
1524/* ------------------------------------------------------------------------- */ 1672/* ------------------------------------------------------------------------- */
1525/* 1673/*
1526 * Set/Unset tabs 1674 * Set/Unset tabs
1527 * XTERM_SEQ: Set tab at current column : ESC H 1675 * XTERM_SEQ: Set tab at current column : ESC H
1528 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1676 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1529 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1677 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1530 */ 1678 */
1531/* EXTPROTO */
1532void 1679void
1533rxvt_scr_set_tab(pR_ int mode) 1680rxvt_term::scr_set_tab (int mode) NOTHROW
1534{ 1681{
1535 if (mode < 0) 1682 if (mode < 0)
1536 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1683 memset (tabs, 0, ncol);
1537 else if (R->screen.cur.col < R->TermWin.ncol) 1684 else if (screen.cur.col < ncol)
1538 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1685 tabs [screen.cur.col] = !!mode;
1539} 1686}
1540 1687
1541/* ------------------------------------------------------------------------- */ 1688/* ------------------------------------------------------------------------- */
1542/* 1689/*
1543 * Set reverse/normal video 1690 * Set reverse/normal video
1544 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1691 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1545 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1692 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1546 */ 1693 */
1547/* EXTPROTO */
1548void 1694void
1549rxvt_scr_rvideo_mode(pR_ int mode) 1695rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1550{ 1696{
1697 rvideo_mode = on;
1698
1699#ifndef NO_BELL
1700 on ^= rvideo_bell;
1701#endif
1702
1703 if (rvideo_state != on)
1704 {
1705 rvideo_state = on;
1706
1707 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1708#ifdef HAVE_BG_PIXMAP
1709 if (bg_pixmap == None)
1710#endif
1711 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1712
1551 XGCValues gcvalue; 1713 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]; 1714 gcvalue.foreground = pix_colors[Color_fg];
1566 gcvalue.background = R->PixColors[Color_bg]; 1715 gcvalue.background = pix_colors[Color_bg];
1567 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1716 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1568 &gcvalue); 1717
1569 R->scr_clear (); 1718 scr_clear ();
1570 R->scr_touch (true); 1719 scr_touch (true);
1571 } 1720 }
1572} 1721}
1573 1722
1574/* ------------------------------------------------------------------------- */ 1723/* ------------------------------------------------------------------------- */
1575/* 1724/*
1576 * Report current cursor position 1725 * Report current cursor position
1577 * XTERM_SEQ: Report position: ESC [ 6 n 1726 * XTERM_SEQ: Report position: ESC [ 6 n
1578 */ 1727 */
1579/* EXTPROTO */
1580void 1728void
1581rxvt_scr_report_position(pR) 1729rxvt_term::scr_report_position () NOTHROW
1582{ 1730{
1583 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1731 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1584} 1732}
1585 1733
1586/* ------------------------------------------------------------------------- * 1734/* ------------------------------------------------------------------------- *
1587 * FONTS * 1735 * FONTS *
1588 * ------------------------------------------------------------------------- */ 1736 * ------------------------------------------------------------------------- */
1589 1737
1590/* 1738/*
1591 * Set font style 1739 * Set font style
1592 */ 1740 */
1593/* INTPROTO */
1594void 1741void
1595rxvt_set_font_style(pR) 1742rxvt_term::set_font_style () NOTHROW
1596{ 1743{
1744#if 0
1597 switch (R->charsets[R->screen.charset]) { 1745 switch (charsets [screen.charset])
1746 {
1598 case '0': /* DEC Special Character & Line Drawing Set */ 1747 case '0': /* DEC Special Character & Line Drawing Set */
1599 break; 1748 break;
1600 case 'A': /* United Kingdom (UK) */ 1749 case 'A': /* United Kingdom (UK) */
1601 break; 1750 break;
1602 case 'B': /* United States (USASCII) */ 1751 case 'B': /* United States (USASCII) */
1603 break; 1752 break;
1604 case '<': /* Multinational character set */ 1753 case '<': /* Multinational character set */
1605 break; 1754 break;
1606 case '5': /* Finnish character set */ 1755 case '5': /* Finnish character set */
1607 break; 1756 break;
1608 case 'C': /* Finnish character set */ 1757 case 'C': /* Finnish character set */
1609 break; 1758 break;
1610 case 'K': /* German character set */ 1759 case 'K': /* German character set */
1611 break; 1760 break;
1612 } 1761 }
1762#endif
1613} 1763}
1614 1764
1615/* ------------------------------------------------------------------------- */ 1765/* ------------------------------------------------------------------------- */
1616/* 1766/*
1617 * Choose a font 1767 * Choose a font
1618 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1768 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1619 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1769 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1620 * XTERM_SEQ: Invoke G2 character set: ESC N 1770 * XTERM_SEQ: Invoke G2 character set: ESC N
1621 * XTERM_SEQ: Invoke G3 character set: ESC O 1771 * XTERM_SEQ: Invoke G3 character set: ESC O
1622 */ 1772 */
1623/* EXTPROTO */
1624void 1773void
1625rxvt_scr_charset_choose(pR_ int set) 1774rxvt_term::scr_charset_choose (int set) NOTHROW
1626{ 1775{
1627 R->screen.charset = set; 1776 screen.charset = set;
1628 rxvt_set_font_style(aR); 1777 set_font_style ();
1629} 1778}
1630 1779
1631/* ------------------------------------------------------------------------- */ 1780/* ------------------------------------------------------------------------- */
1632/* 1781/*
1633 * Set a font 1782 * Set a font
… …
1635 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1784 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1636 * XTERM_SEQ: Set G2 character set: ESC * <C> 1785 * XTERM_SEQ: Set G2 character set: ESC * <C>
1637 * XTERM_SEQ: Set G3 character set: ESC + <C> 1786 * XTERM_SEQ: Set G3 character set: ESC + <C>
1638 * See set_font_style for possible values for <C> 1787 * See set_font_style for possible values for <C>
1639 */ 1788 */
1640/* EXTPROTO */
1641void 1789void
1642rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1790rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1643{ 1791{
1644 R->charsets[set] = (unsigned char)ch; 1792 charsets[set] = (unsigned char)ch;
1645 rxvt_set_font_style(aR); 1793 set_font_style ();
1646} 1794}
1647 1795
1648 1796
1649/* ------------------------------------------------------------------------- * 1797/* ------------------------------------------------------------------------- *
1650 * MAJOR SCREEN MANIPULATION * 1798 * MAJOR SCREEN MANIPULATION *
1651 * ------------------------------------------------------------------------- */ 1799 * ------------------------------------------------------------------------- */
1652 1800
1653/* 1801/*
1802 * refresh matching text.
1803 */
1804bool
1805rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1806{
1807 bool found = false;
1808
1809 for (int i = 0; i < nrow; i++)
1810 {
1811 rend_t *drp = drawn_buf[i].r;
1812
1813 for (int col = 0; col < ncol; col++, drp++)
1814 if ((*drp & mask) == value)
1815 {
1816 found = true;
1817 *drp = ~value;
1818 }
1819 }
1820
1821 return found;
1822}
1823
1824/*
1654 * Refresh an area 1825 * Refresh an area
1655 */ 1826 */
1656enum { 1827enum {
1657 PART_BEG = 0, 1828 PART_BEG = 0,
1658 PART_END, 1829 PART_END,
1659 RC_COUNT 1830 RC_COUNT
1660}; 1831};
1661 1832
1662void 1833void
1663rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1834rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1664{ 1835{
1665 int i; 1836 int i;
1666 row_col_t rc[RC_COUNT]; 1837 row_col_t rc[RC_COUNT];
1667 1838
1668 if (drawn_text == NULL) /* sanity check */ 1839 if (!drawn_buf) /* sanity check */
1669 return; 1840 return;
1670 1841
1671#ifdef DEBUG_STRICT 1842#ifndef NO_SLOW_LINK_SUPPORT
1672 x = max(x, (int)TermWin.int_bwidth); 1843 if (refresh_type == FAST_REFRESH && !display->is_local)
1673 x = min(x, (int)TermWin.width); 1844 {
1674 y = max(y, (int)TermWin.int_bwidth); 1845 y = 0;
1675 y = min(y, (int)TermWin.height); 1846 eheight = height;
1847 }
1676#endif 1848#endif
1677 1849
1678/* round down */ 1850 /* round down */
1679 rc[PART_BEG].col = Pixel2Col(x); 1851 rc[PART_BEG].col = Pixel2Col (x);
1680 rc[PART_BEG].row = Pixel2Row(y); 1852 rc[PART_BEG].row = Pixel2Row (y);
1681/* round up */ 1853 /* round up */
1682 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1854 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1683 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1855 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1684 1856
1685/* sanity checks */ 1857 /* sanity checks */
1686 for (i = PART_BEG; i < RC_COUNT; i++) 1858 for (i = PART_BEG; i < RC_COUNT; i++)
1687 { 1859 {
1688 MIN_IT(rc[i].col, TermWin.ncol - 1); 1860 min_it (rc[i].col, ncol - 1);
1689 MIN_IT(rc[i].row, TermWin.nrow - 1); 1861 min_it (rc[i].row, nrow - 1);
1690 } 1862 }
1691
1692 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));
1693 1863
1694 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1864 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1695 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1865 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1696 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1866
1867 num_scr_allow = 0;
1697 1868
1698 if (refresh) 1869 if (refresh)
1699 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1870 scr_refresh ();
1700} 1871}
1701 1872
1702/* ------------------------------------------------------------------------- */ 1873/* ------------------------------------------------------------------------- */
1703/* 1874/*
1704 * Refresh the entire screen 1875 * Refresh the entire screen
1705 */ 1876 */
1706void 1877void
1707rxvt_term::scr_touch (bool refresh) 1878rxvt_term::scr_touch (bool refresh) NOTHROW
1708{ 1879{
1709 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1880 scr_expose (0, 0, width, height, refresh);
1710} 1881}
1711 1882
1712/* ------------------------------------------------------------------------- */ 1883/* ------------------------------------------------------------------------- */
1713/* 1884/*
1714 * Move the display so that the line represented by scrollbar value Y is at 1885 * Move the display so that the line represented by scrollbar value Y is at
1715 * the top of the screen 1886 * the top of the screen
1716 */ 1887 */
1717/* EXTPROTO */ 1888void
1718int
1719rxvt_scr_move_to(pR_ int y, int len) 1889rxvt_term::scr_move_to (int y, int len) NOTHROW
1720{ 1890{
1721 long p = 0; 1891 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1722 uint16_t oldviewstart;
1723
1724 oldviewstart = R->TermWin.view_start;
1725 if (y < len) {
1726 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1727 p -= (long)(R->TermWin.nrow - 1);
1728 p = max(p, 0);
1729 }
1730 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1731 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1732
1733 return rxvt_scr_changeview(aR_ oldviewstart);
1734} 1892}
1735 1893
1736/* ------------------------------------------------------------------------- */ 1894/* ------------------------------------------------------------------------- */
1737/* 1895/*
1738 * Page the screen up/down nlines 1896 * Page the screen up/down nlines
1739 * direction should be UP or DN 1897 * direction should be UP or DN
1740 */ 1898 */
1741/* EXTPROTO */ 1899bool
1742int
1743rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1900rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1744{ 1901{
1745 int n; 1902 int new_view_start =
1746 uint16_t oldviewstart; 1903 direction == UP ? view_start - nlines
1904 : view_start + nlines;
1747 1905
1748 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1749#ifdef DEBUG_STRICT
1750 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1751#endif
1752 oldviewstart = R->TermWin.view_start;
1753 if (direction == UP) {
1754 n = R->TermWin.view_start + nlines;
1755 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1756 } else {
1757 n = R->TermWin.view_start - nlines;
1758 R->TermWin.view_start = max(n, 0);
1759 }
1760 return rxvt_scr_changeview(aR_ oldviewstart); 1906 return scr_changeview (new_view_start);
1761} 1907}
1762 1908
1763/* INTPROTO */ 1909bool
1764int 1910rxvt_term::scr_changeview (int new_view_start) NOTHROW
1765rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1766{ 1911{
1767 if (R->TermWin.view_start != oldviewstart) { 1912 clamp_it (new_view_start, top_row, 0);
1913
1914 if (new_view_start == view_start)
1915 return false;
1916
1917 num_scr += new_view_start - view_start;
1918 view_start = new_view_start;
1768 R->want_refresh = 1; 1919 want_refresh = 1;
1769#ifdef RXVT_GRAPHICS
1770 if (rxvt_Gr_Displayed(aR))
1771 rxvt_Gr_scroll(aR_ 0);
1772#endif
1773 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1774 }
1775 return (int)(R->TermWin.view_start - oldviewstart);
1776}
1777 1920
1778/* ------------------------------------------------------------------------- */ 1921 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1779/* EXTPROTO */ 1922
1780void 1923 return true;
1781rxvt_scr_bell(pR) 1924}
1782{ 1925
1783#ifndef NO_BELL 1926#ifndef NO_BELL
1927void
1928rxvt_term::bell_cb (ev::timer &w, int revents)
1929{
1930 rvideo_bell = false;
1931 scr_rvideo_mode (rvideo_mode);
1932 refresh_check ();
1933}
1934#endif
1935
1936/* ------------------------------------------------------------------------- */
1937void
1938rxvt_term::scr_bell () NOTHROW
1939{
1940#ifndef NO_BELL
1941
1784# ifndef NO_MAPALERT 1942# ifndef NO_MAPALERT
1785# ifdef MAPALERT_OPTION 1943# ifdef MAPALERT_OPTION
1786 if (R->Options & Opt_mapAlert) 1944 if (option (Opt_mapAlert))
1787# endif 1945# endif
1788 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1946 XMapWindow (dpy, parent);
1789# endif 1947# endif
1790 if (R->Options & Opt_visualBell) { 1948
1791 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1949# if ENABLE_FRILLS
1792 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1950 if (option (Opt_urgentOnBell))
1793 } else 1951 set_urgency (1);
1794 XBell(R->Xdisplay, 0);
1795#endif 1952# endif
1796}
1797 1953
1954 if (option (Opt_visualBell))
1955 {
1956 rvideo_bell = true;
1957 scr_rvideo_mode (rvideo_mode);
1958 flush ();
1959
1960 bell_ev.start (VISUAL_BELL_DURATION);
1961 }
1962 else
1963 XBell (dpy, 0);
1964 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1965#endif
1966}
1967
1798/* ------------------------------------------------------------------------- */ 1968/* ------------------------------------------------------------------------- */
1799/* ARGSUSED */
1800/* EXTPROTO */
1801void 1969void
1802rxvt_scr_printscreen(pR_ int fullhist) 1970rxvt_term::scr_printscreen (int fullhist) NOTHROW
1803{ 1971{
1804#ifdef PRINTPIPE 1972#ifdef PRINTPIPE
1805 int i, r1, nrows, row_offset; 1973 int nrows, row_start;
1806 text_t *t; 1974 FILE *fd = popen_printer ();
1807 FILE *fd;
1808 1975
1809 if ((fd = rxvt_popen_printer(aR)) == NULL) 1976 if (!fd)
1810 return; 1977 return;
1811 nrows = R->TermWin.nrow; 1978
1812 row_offset = R->TermWin.saveLines;
1813 if (!fullhist) 1979 if (fullhist)
1814 row_offset -= R->TermWin.view_start;
1815 else {
1816 nrows += R->TermWin.nscrolled;
1817 row_offset -= R->TermWin.nscrolled;
1818 } 1980 {
1819 1981 nrows = nrow - top_row;
1820 for (r1 = 0; r1 < nrows; r1++) { 1982 row_start = top_row;
1821 t = R->screen.text[r1 + row_offset]; 1983 }
1822 for (i = R->TermWin.ncol - 1; i >= 0; i--) 1984 else
1823 if (!isspace(t[i]))
1824 break;
1825 fprintf(fd, "%.*s\n", (i + 1), t);
1826 } 1985 {
1986 nrows = nrow;
1987 row_start = view_start;
1988 }
1989
1990 wctomb (0, 0);
1991
1992 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1993 {
1994 text_t *tp = ROW(r1).t;
1995 int len = ROW(r1).l;
1996
1997 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1998 {
1999 char mb[MB_LEN_MAX];
2000 text_t t = *tp++;
2001 if (t == NOCHAR)
2002 continue;
2003
2004 len = wctomb (mb, t);
2005
2006 if (len <= 0)
2007 {
2008 mb[0] = ' ';
2009 len = 1;
2010 }
2011
2012 fwrite (mb, 1, len, fd);
2013 }
2014
2015 fputc ('\n', fd);
2016 }
2017
1827 rxvt_pclose_printer(fd); 2018 pclose_printer (fd);
1828#endif 2019#endif
1829} 2020}
1830 2021
1831/* ------------------------------------------------------------------------- */ 2022/* ------------------------------------------------------------------------- */
1832/* 2023/*
1833 * Refresh the screen 2024 * Refresh the screen
1834 * R->drawn_text/R->drawn_rend contain the screen information before the update. 2025 * drawn_text/drawn_rend contain the screen information before the update.
1835 * R->screen.text/R->screen.rend contain what the screen will change to. 2026 * screen.text/screen.rend contain what the screen will change to.
1836 */ 2027 */
1837
1838#define FONT_WIDTH(X, Y) \
1839 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1840#define FONT_RBEAR(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1842#define FONT_LBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1844#define IS_FONT_CHAR(X, Y) \
1845 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1846
1847void 2028void
1848rxvt_term::scr_refresh (unsigned char refresh_type) 2029rxvt_term::scr_refresh () NOTHROW
1849{ 2030{
1850 unsigned char clearfirst, /* first character writes before cell */
1851 clearlast, /* last character writes beyond cell */
1852 must_clear, /* use draw_string not draw_image_string */
1853 rvid, /* reverse video this position */
1854 showcursor; /* show the cursor */
1855 int16_t col, row, /* column/row we're processing */ 2031 int16_t col, row, /* column/row we're processing */
1856 ocrow; /* old cursor row */ 2032 ocrow; /* old cursor row */
1857 int cursorwidth;
1858 int i, /* tmp */ 2033 int i; /* tmp */
1859 row_offset; /* basic offset in screen structure */
1860#ifndef NO_CURSORCOLOR 2034#ifndef NO_CURSORCOLOR
1861 rend_t cc1; /* store colours at cursor position(s) */ 2035 rend_t cc1; /* store colours at cursor position (s) */
1862 rend_t cc2; /* store colours at cursor position(s) */
1863#endif 2036#endif
1864 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2037 rend_t *crp; // cursor rendition pointer
1865 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2038 rend_t ccol1, /* Cursor colour */
2039 ccol2; /* Cursor colour2 */
1866 2040
2041 want_refresh = 0; /* screen is current */
2042
1867 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2043 if (refresh_type == NO_REFRESH || !mapped)
1868 return; 2044 return;
1869 2045
1870 /* 2046 /*
1871 * A: set up vars 2047 * A: set up vars
1872 */ 2048 */
1873 clearfirst = clearlast = must_clear = 0; 2049 refresh_count = 0;
1874 2050
1875 if (currmaxcol < TermWin.ncol) 2051 unsigned int old_screen_flags = screen.flags;
2052 char have_bg = 0;
2053#ifdef HAVE_BG_PIXMAP
2054 have_bg = bg_pixmap != None;
2055#endif
2056 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2057
2058 /*
2059 * B: reverse any characters which are selected
2060 */
2061 scr_reverse_selection ();
2062
2063 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2064#if ENABLE_OVERLAY
2065 scr_swap_overlay ();
2066#endif
2067
2068 char showcursor = screen.flags & Screen_VisibleCursor;
2069
2070 /*
2071 * C: set the cursor character (s)
2072 */
2073 {
2074 unsigned char setoldcursor;
2075
2076#ifdef CURSOR_BLINK
2077 if (hidden_cursor)
2078 showcursor = 0;
2079#endif
2080
2081 if (showcursor)
1876 { 2082 {
1877 currmaxcol = TermWin.ncol; 2083 int col = screen.cur.col;
1878 buffer = (char *)rxvt_realloc (buffer,
1879 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1880 }
1881 2084
1882 refresh_count = 0; 2085 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2086 col--;
1883 2087
1884 row_offset = TermWin.saveLines - TermWin.view_start; 2088 crp = &ROW(screen.cur.row).r[col];
1885 2089
1886 if ((refresh_type & REFRESH_BOUNDS))
1887 {
1888 clearfirst = clearlast = 1;
1889 refresh_type &= ~REFRESH_BOUNDS;
1890 }
1891
1892#if defined(XPM_BACKGROUND)
1893 must_clear |= (bgPixmap.pixmap != None);
1894#endif
1895#if defined(TRANSPARENT)
1896 must_clear |= ((Options & Opt_transparent) && am_transparent);
1897#endif
1898 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1899
1900 /*
1901 * B: reverse any characters which are selected
1902 */
1903 rxvt_scr_reverse_selection (this);
1904
1905 /*
1906 * C: set the cursor character(s)
1907 */
1908 {
1909 unsigned char setoldcursor;
1910 rend_t ccol1, /* Cursor colour */
1911 ccol2; /* Cursor colour2 */
1912
1913 showcursor = (screen.flags & Screen_VisibleCursor);
1914 cursorwidth = 0;
1915#ifdef CURSOR_BLINK
1916 if (hidden_cursor)
1917 showcursor = 0;
1918#endif
1919
1920 cursorwidth = 0;
1921
1922 if (showcursor)
1923 {
1924 cursorwidth++;
1925
1926 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1927 [screen.cur.col]);
1928
1929 if (showcursor && TermWin.focus)
1930 {
1931 *srp ^= RS_RVid;
1932#ifndef NO_CURSORCOLOR 2090#ifndef NO_CURSORCOLOR
1933 cc1 = *srp & (RS_fgMask | RS_bgMask); 2091 cc1 = *crp & (RS_fgMask | RS_bgMask);
1934 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2092 if (ISSET_PIXCOLOR (Color_cursor))
1935 ccol1 = Color_cursor; 2093 ccol1 = Color_cursor;
1936 else 2094 else
2095#endif
1937#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2096#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1938 ccol1 = GET_FGCOLOR(rstyle); 2097 ccol1 = fgcolor_of (rstyle);
1939#else 2098#else
1940 ccol1 = Color_fg; 2099 ccol1 = Color_fg;
1941#endif 2100#endif
2101
2102#ifndef NO_CURSORCOLOR
1942 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2103 if (ISSET_PIXCOLOR (Color_cursor2))
1943 ccol2 = Color_cursor2; 2104 ccol2 = Color_cursor2;
1944 else 2105 else
2106#endif
1945#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2107#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1946 ccol2 = GET_BGCOLOR(rstyle); 2108 ccol2 = bgcolor_of (rstyle);
1947#else 2109#else
1948 ccol2 = Color_bg; 2110 ccol2 = Color_bg;
1949#endif 2111#endif
2112
2113 if (focus)
2114 {
2115 if (option (Opt_cursorUnderline))
2116 *crp ^= RS_Uline;
2117 else
2118 {
2119 *crp ^= RS_RVid;
1950 *srp = SET_FGCOLOR(*srp, ccol1); 2120 *crp = SET_FGCOLOR (*crp, ccol1);
1951 *srp = SET_BGCOLOR(*srp, ccol2); 2121 *crp = SET_BGCOLOR (*crp, ccol2);
1952#endif
1953 }
1954 }
1955
1956 /* make sure no outline cursor is left around */
1957 setoldcursor = 0;
1958 if (ocrow != -1) {
1959 if (screen.cur.row + TermWin.view_start != ocrow
1960 || screen.cur.col != oldcursor.col) {
1961 if (ocrow < TermWin.nrow
1962 && oldcursor.col < TermWin.ncol) {
1963 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
1964 } 2122 }
1965 if (TermWin.focus || !showcursor)
1966 oldcursor.row = -1;
1967 else
1968 setoldcursor = 1;
1969 }
1970 } else if (!TermWin.focus)
1971 setoldcursor = 1;
1972 if (setoldcursor) {
1973 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
1974 oldcursor.row = -1;
1975 else {
1976 oldcursor.row = screen.cur.row + TermWin.view_start;
1977 oldcursor.col = screen.cur.col;
1978 } 2123 }
1979 } 2124 }
2125
2126 /* make sure no outline cursor is left around */
2127 setoldcursor = 0;
2128 if (ocrow != -1)
2129 {
2130 if (screen.cur.row - view_start != ocrow
2131 || screen.cur.col != oldcursor.col)
2132 {
2133 if (ocrow < nrow
2134 && oldcursor.col < ncol)
2135 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2136
2137 if (focus || !showcursor)
2138 oldcursor.row = -1;
2139 else
2140 setoldcursor = 1;
2141 }
1980 } 2142 }
2143 else if (!focus)
2144 setoldcursor = 1;
2145
2146 if (setoldcursor)
2147 {
2148 if (screen.cur.row - view_start >= nrow)
2149 oldcursor.row = -1;
2150 else
2151 {
2152 oldcursor.row = screen.cur.row - view_start;
2153 oldcursor.col = screen.cur.col;
2154 }
2155 }
2156 }
1981 2157
1982#ifndef NO_SLOW_LINK_SUPPORT 2158#ifndef NO_SLOW_LINK_SUPPORT
1983 /* 2159 /*
1984 * D: CopyArea pass - very useful for slower links 2160 * D: CopyArea pass - very useful for slower links
1985 * This has been deliberately kept simple. 2161 * This has been deliberately kept simple.
1986 */ 2162 */
1987 i = num_scr; 2163 if (!display->is_local
1988 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2164 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1989 && abs(i) < TermWin.nrow && !must_clear) 2165 && abs (num_scr) < nrow && !have_bg)
1990 { 2166 {
1991 int16_t nits; 2167 int16_t nits;
1992 int j; 2168 int i = num_scr;
1993 rend_t *drp2; 2169 int j;
1994 text_t *dtp2; 2170 int len, wlen;
1995 int len, wlen; 2171 dLocal (int, num_scr);
1996 2172
1997 j = TermWin.nrow; 2173 j = nrow;
1998 wlen = len = -1; 2174 wlen = len = -1;
1999 row = i > 0 ? 0 : j - 1; 2175 row = i > 0 ? 0 : j - 1;
2176
2000 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2177 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2001 { 2178 {
2002 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2179 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2003 { 2180 {
2004 stp = screen.text[row + row_offset]; 2181 line_t s = ROW(view_start + row);
2005 srp = screen.rend[row + row_offset];
2006 dtp = drawn_text[row]; 2182 line_t d = drawn_buf[row];
2007 dtp2 = drawn_text[row + i]; 2183 line_t d2 = drawn_buf[row + i];
2008 drp = drawn_rend[row];
2009 drp2 = drawn_rend[row + i];
2010 2184
2011 for (nits = 0, col = TermWin.ncol; col--; ) 2185 for (nits = 0, col = ncol; col--; )
2012 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2186 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2013 nits--; 2187 nits--;
2014 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2188 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2015 nits++; 2189 nits++;
2016 2190
2017 if (nits > 8) /* XXX: arbitrary choice */ 2191 if (nits > 8) /* XXX: arbitrary choice */
2192 {
2193 for (col = ncol; col--; )
2194 {
2195 *d.t++ = *d2.t++;
2196 *d.r++ = *d2.r++;
2197 }
2198
2199 if (len == -1)
2200 len = row;
2201
2202 wlen = row;
2203 continue;
2204 }
2205 }
2206
2207 if (len >= 0)
2208 {
2209 /* also comes here at end if needed because of >= above */
2210 if (wlen < len)
2211 ::swap (wlen, len);
2212
2213 XGCValues gcv;
2214
2215 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2216 XCopyArea (dpy, vt, vt,
2217 gc, 0, Row2Pixel (len + i),
2218 (unsigned int)this->width,
2219 (unsigned int)Height2Pixel (wlen - len + 1),
2220 0, Row2Pixel (len));
2221 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2222
2223 len = -1;
2224 }
2225 }
2226 }
2227#endif
2228
2229 /*
2230 * E: main pass across every character
2231 */
2232 for (row = 0; row < nrow; row++)
2233 {
2234 text_t *stp = ROW(view_start + row).t;
2235 rend_t *srp = ROW(view_start + row).r;
2236 text_t *dtp = drawn_buf[row].t;
2237 rend_t *drp = drawn_buf[row].r;
2238
2239 /*
2240 * E2: OK, now the real pass
2241 */
2242 int ypixel = (int)Row2Pixel (row);
2243
2244 for (col = 0; col < ncol; col++)
2245 {
2246 /* compare new text with old - if exactly the same then continue */
2247 if (stp[col] == dtp[col] /* Must match characters to skip. */
2248 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2249 || (stp[col] == ' ' /* space w/ no background change */
2250 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2251 continue;
2252
2253 // redraw one or more characters
2254
2255 // seek to the beginning of wide characters
2256 while (ecb_unlikely (stp[col] == NOCHAR && col > 0))
2257 --col;
2258
2259 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2260 text_t *text = stp + col;
2261 int count = 1;
2262
2263 dtp[col] = stp[col];
2264 drp[col] = rend;
2265
2266 int xpixel = Col2Pixel (col);
2267
2268 for (i = 0; ++col < ncol; )
2269 {
2270 if (stp[col] == NOCHAR)
2271 {
2272 dtp[col] = stp[col];
2273 drp[col] = srp[col];
2274
2275 count++;
2276 i++;
2277
2278 continue;
2279 }
2280
2281 if (!RS_SAME (rend, srp[col]))
2282 break;
2283
2284 count++;
2285
2286 if (stp[col] != dtp[col]
2287 || !RS_SAME (srp[col], drp[col]))
2288 {
2289 if (have_bg && (i++ > count / 2))
2290 break;
2291
2292 dtp[col] = stp[col];
2293 drp[col] = rend;
2294 i = 0;
2295 }
2296 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2297 break;
2298 }
2299
2300 col--; /* went one too far. move back */
2301 count -= i; /* dump any matching trailing chars */
2302
2303 // sometimes we optimize away the trailing NOCHAR's, add them back
2304 while (ecb_unlikely (i && text[count] == NOCHAR))
2305 count++, i--;
2306
2307 /*
2308 * Determine the attributes for the string
2309 */
2310 int fore = fgcolor_of (rend); // desired foreground
2311 int back = bgcolor_of (rend); // desired background
2312
2313 // only do special processing if any attributes are set, which is unlikely
2314 if (ecb_unlikely (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2315 {
2316 bool invert = rend & RS_RVid;
2317
2318#ifndef NO_BOLD_UNDERLINE_REVERSE
2319 if (rend & RS_Bold && fore == Color_fg)
2320 {
2321 if (ISSET_PIXCOLOR (Color_BD))
2322 fore = Color_BD;
2323# if !ENABLE_STYLES
2324 else
2325 invert = !invert;
2326# endif
2327 }
2328
2329 if (rend & RS_Italic && fore == Color_fg)
2330 {
2331 if (ISSET_PIXCOLOR (Color_IT))
2332 fore = Color_IT;
2333# if !ENABLE_STYLES
2334 else
2335 invert = !invert;
2336# endif
2337 }
2338
2339 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2340 fore = Color_UL;
2341#endif
2342
2343#ifdef OPTION_HC
2344 if (rend & RS_Sel)
2345 {
2346 /* invert the column if no highlightColor is set or it is the
2347 * current cursor column */
2348 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2349 && ISSET_PIXCOLOR (Color_HC))
2350 {
2351 if (ISSET_PIXCOLOR (Color_HTC))
2352 fore = Color_HTC;
2353 // if invert is 0 reverse video is set so we use bg color as fg color
2354 else if (!invert)
2355 fore = back;
2356
2357 back = Color_HC;
2358 invert = 0;
2359 }
2360 }
2361#endif
2362
2363 if (invert)
2364 {
2365 ::swap (fore, back);
2366
2367#ifndef NO_BOLD_UNDERLINE_REVERSE
2368 if (fore == back)
2369 {
2370 fore = Color_bg;
2371 back = Color_fg;
2372 }
2373#endif
2374 }
2375
2376#ifdef TEXT_BLINK
2377 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2378 {
2379 if (!text_blink_ev.is_active ())
2380 {
2381 text_blink_ev.again ();
2382 hidden_text = 0;
2383 }
2384 else if (hidden_text)
2385 fore = back;
2386 }
2387#endif
2388
2389#if ENABLE_STYLES
2390 // "careful" (too wide) character handling
2391
2392 // include previous careful character(s) if possible, looks nicer (best effort...)
2393 while (text > stp
2394 && srp[text - stp - 1] & RS_Careful
2395 && RS_SAME (rend, srp[text - stp - 1]))
2396 text--, count++, xpixel -= fwidth;
2397
2398 // force redraw after "careful" characters to avoid pixel droppings
2399 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2400 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2401
2402 // force redraw before "careful" characters to avoid pixel droppings
2403 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2404 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2405#endif
2406 }
2407
2408 /*
2409 * Actually do the drawing of the string here
2410 */
2411 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2412
2413 if (ecb_likely (have_bg && back == Color_bg))
2414 {
2415 // this is very ugly, maybe push it into ->draw?
2416
2417 for (i = 0; i < count; i++) /* don't draw empty strings */
2418 if (text[i] != ' ')
2018 { 2419 {
2019 for (col = TermWin.ncol; col--; ) 2420 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2020 { 2421 goto did_clear;
2021 *dtp++ = *dtp2++;
2022 *drp++ = *drp2++;
2023 }
2024
2025 if (len == -1)
2026 len = row;
2027
2028 wlen = row;
2029 continue;
2030 } 2422 }
2423
2424 CLEAR_CHARS (xpixel, ypixel, count);
2425 did_clear: ;
2031 } 2426 }
2427 else
2428 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2032 2429
2033 if (len != -1) 2430 if (ecb_unlikely (rend & RS_Uline && font->descent > 1 && fore != back))
2034 { 2431 {
2035 /* also comes here at end if needed because of >= above */ 2432#if ENABLE_FRILLS
2036 if (wlen < len) 2433 if (ISSET_PIXCOLOR (Color_underline))
2037 SWAP_IT(wlen, len, int); 2434 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2038
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2041 TermWin.gc, 0, Row2Pixel (len + i),
2042 (unsigned int)TermWin_TotalWidth (),
2043 (unsigned int)Height2Pixel (wlen - len + 1),
2044 0, Row2Pixel (len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051 /*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < TermWin.nrow; row++)
2055 {
2056 stp = screen.text[row + row_offset];
2057 srp = screen.rend[row + row_offset];
2058 dtp = drawn_text[row];
2059 drp = drawn_rend[row];
2060
2061 /*
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < TermWin.ncol; col++)
2067 {
2068 /* compare new text with old - if exactly the same then continue */
2069 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2070
2071 if (stp[col] == dtp[col] /* Must match characters to skip. */
2072 && (rend == drp[col] /* Either rendition the same or */
2073 || (stp[col] == ' ' /* space w/ no background change */
2074 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2075 continue;
2076
2077 text_t *text = stp + col;
2078 int count = 1;
2079
2080 /* redraw one or more characters */
2081
2082 dtp[col] = stp[col];
2083 drp[col] = rend;
2084
2085 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2086 continue;
2087
2088 int xpixel = Col2Pixel(col);
2089
2090 // this loop looks very messy, it can probably be optimized
2091 // and cleaned a bit by you?
2092 for (i = 0; ++col < TermWin.ncol; )
2093 {
2094 if (stp[col] == NOCHAR)
2095 {
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098 count++;
2099
2100 if (i) // only possible skip if char unchanged
2101 i++;
2102
2103 continue;
2104 }
2105
2106 if (rend != srp[col])
2107 break;
2108
2109 count++;
2110
2111 if (stp[col] != dtp[col]
2112 || srp[col] != drp[col])
2113 {
2114 if (must_clear && (i++ > (count / 2)))
2115 break;
2116
2117 dtp[col] = stp[col];
2118 drp[col] = rend;
2119 i = 0;
2120 }
2121 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2122 break;
2123 }
2124
2125 col--; /* went one too far. move back */
2126 count -= i; /* dump any matching trailing chars */
2127
2128 /*
2129 * Determine the attributes for the string
2130 */
2131 int fid = GET_FONT (rend);
2132 int fore = GET_FGCOLOR (rend); // desired foreground
2133 int back = GET_BGCOLOR (rend); // desired background
2134
2135 rend = GET_ATTR (rend);
2136
2137 rvid = !!(rend & RS_RVid);
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2142 back = Color_HC;
2143 else 2435 else
2144 rvid = !rvid; /* fall back */ 2436#endif
2437 XSetForeground (dpy, gc, pix_colors[fore]);
2438
2439 XDrawLine (dpy, vt, gc,
2440 xpixel, ypixel + font->ascent + 1,
2441 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2145 } 2442 }
2146#endif 2443 } /* for (col....) */
2147 if (rvid) 2444 } /* for (row....) */
2445
2446 /*
2447 * G: cleanup cursor and display outline cursor if necessary
2448 */
2449 if (showcursor)
2450 {
2451 if (focus)
2452 {
2453 if (option (Opt_cursorUnderline))
2454 *crp ^= RS_Uline;
2455 else
2148 { 2456 {
2149 SWAP_IT(fore, back, int); 2457 *crp ^= RS_RVid;
2150
2151#ifndef NO_BOLD_UNDERLINE_REVERSE
2152 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2153# ifndef NO_CURSORCOLOR 2458#ifndef NO_CURSORCOLOR
2459 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2460#endif
2461 }
2462 }
2463 else if (oldcursor.row >= 0)
2464 {
2465 int cursorwidth = 1;
2466 int col = oldcursor.col;
2467
2468 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2469 col--;
2470
2471 while (col + cursorwidth < ncol
2472 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2473 cursorwidth++;
2474
2475#ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR (this, Color_cursor) 2476 if (ISSET_PIXCOLOR (Color_cursor))
2477 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2478 else
2479#endif
2480 XSetForeground (dpy, gc, pix_colors[ccol1]);
2481
2482 XDrawRectangle (dpy, vt, gc,
2483 Col2Pixel (col),
2484 Row2Pixel (oldcursor.row),
2485 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2486 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2487 }
2488 }
2489
2490 /*
2491 * H: cleanup selection
2492 */
2493#if ENABLE_OVERLAY
2494 scr_swap_overlay ();
2495#endif
2496 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2497
2498 scr_reverse_selection ();
2499
2500 screen.flags = old_screen_flags;
2501 num_scr = 0;
2502 num_scr_allow = 1;
2503}
2504
2505void
2506rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2507{
2508 if (!l.t)
2509 return;
2510
2511 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2512
2513 for (int i = ncol; i--; )
2514 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2515}
2516
2517void
2518rxvt_term::scr_remap_chars () NOTHROW
2519{
2520 for (int i = total_rows; i--; )
2521 scr_remap_chars (row_buf [i]);
2522
2523 for (int i = nrow; i--; )
2524 {
2525 scr_remap_chars (drawn_buf [i]);
2526 scr_remap_chars (swap_buf [i]);
2527 }
2528}
2529
2530void
2531rxvt_term::scr_recolour (bool refresh) NOTHROW
2532{
2533 bool transparent = false;
2534
2535#ifdef HAVE_BG_PIXMAP
2536 if (bg_pixmap != None)
2537 {
2538# ifdef ENABLE_TRANSPARENCY
2539 if (bg_flags & BG_IS_TRANSPARENT)
2540 {
2541 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2542 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2543
2544 transparent = true;
2545 }
2546 else
2155# endif 2547# endif
2156 )
2157 back = Color_RV;
2158#endif
2159 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE
2161 else if (rend & RS_Bold)
2162 {
2163 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2164 fore = Color_BD;
2165 }
2166 else if (rend & RS_Uline)
2167 {
2168 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2169 fore = Color_UL;
2170 }
2171#endif
2172
2173 /*
2174 * Actually do the drawing of the string here
2175 */
2176 rxvt_font *font = (*TermWin.fontset)[fid];
2177
2178 if (back == Color_bg)
2179 {
2180 if (must_clear)
2181 {
2182 for (i = 0; i < count; i++) /* don't draw empty strings */
2183 if (text[i] != ' ')
2184 {
2185 font->draw (xpixel, ypixel, text, count, fore, -1);
2186 goto nodraw;
2187 }
2188
2189 CLEAR_CHARS (xpixel, ypixel, count);
2190nodraw: ;
2191 }
2192 else
2193 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2194 }
2195 else
2196 font->draw (xpixel, ypixel, text, count, fore, back);
2197
2198 if ((rend & RS_Uline) && (font->descent > 1))
2199 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2200 xpixel, ypixel + font->ascent + 1,
2201 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1);
2202 } /* for (col....) */
2203 } /* for (row....) */
2204
2205 /*
2206 * G: cleanup cursor and display outline cursor if necessary
2207 */
2208 if (showcursor) {
2209 if (TermWin.focus) {
2210 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
2211 [screen.cur.col]);
2212 *srp ^= RS_RVid;
2213#ifndef NO_CURSORCOLOR
2214 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1;
2215#endif
2216 } else if (oldcursor.row >= 0) {
2217#ifndef NO_CURSORCOLOR
2218 unsigned long gcmask; /* Graphics Context mask */
2219
2220 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor))
2221 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]);
2222#endif
2223 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc,
2224 Col2Pixel(oldcursor.col),
2225 Row2Pixel(oldcursor.row),
2226 (unsigned int)(Width2Pixel(cursorwidth) - 1),
2227 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1));
2228 } 2548 {
2229 } 2549 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2230 2550 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2231 /*
2232 * H: cleanup selection
2233 */
2234 rxvt_scr_reverse_selection (this);
2235
2236 /*
2237 * I: other general cleanup
2238 */
2239 if (clearfirst && TermWin.int_bwidth)
2240 /* 2551 }
2241 * clear the whole screen height, note that width == 0 is treated 2552 }
2242 * specially by XClearArea 2553 else
2243 */ 2554#endif
2244 XClearArea(Xdisplay, TermWin.vt, 0, 0, 2555 {
2245 (unsigned int)TermWin.int_bwidth, 2556 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2246 (unsigned int)TermWin_TotalHeight(), False); 2557 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2247 if (clearlast && TermWin.int_bwidth) 2558 }
2248 /*
2249 * clear the whole screen height, note that width == 0 is treated
2250 * specially by XClearArea
2251 */
2252 XClearArea(Xdisplay, TermWin.vt,
2253 TermWin.width + TermWin.int_bwidth, 0,
2254 (unsigned int)TermWin.int_bwidth,
2255 (unsigned int)TermWin_TotalHeight(), False);
2256 if (refresh_type & SMOOTH_REFRESH)
2257 XSync(Xdisplay, False);
2258 2559
2259 num_scr = 0; 2560 XClearWindow (dpy, parent);
2260 num_scr_allow = 1;
2261 want_refresh = 0; /* screen is current */
2262}
2263 2561
2562 if (scrollBar.win)
2563 {
2564 if (transparent)
2565 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2566 else
2567 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2568 scrollBar.state = SB_STATE_IDLE;
2569 scrollBar.show (0);
2570 }
2571
2572 if (refresh)
2573 {
2574 scr_clear ();
2575 scr_touch (true);
2576 }
2577 want_refresh = 1;
2578}
2579
2264/* ------------------------------------------------------------------------- */ 2580/* ------------------------------------------------------------------------- */
2265void 2581void
2266rxvt_term::scr_clear() 2582rxvt_term::scr_clear (bool really) NOTHROW
2267{ 2583{
2268 if (!TermWin.mapped) 2584 if (!mapped)
2269 return; 2585 return;
2270 2586
2271 num_scr_allow = 0; 2587 num_scr_allow = 0;
2272 want_refresh = 1; 2588 want_refresh = 1;
2273#ifdef TRANSPARENT 2589
2274 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2590 if (really)
2591 XClearWindow (dpy, vt);
2592}
2593
2594void
2595rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2596{
2597 int view_end = view_start + nrow;
2598 int row, col;
2599
2600 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2601 {
2602 text_t *stp = ROW(row).t;
2603 rend_t *srp = ROW(row).r;
2604
2605 for (col = beg_col; col < end_col; col++)
2606 srp[col] ^= rstyle1;
2607
2608 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2609 srp[col] ^= rstyle2;
2610
2611 if (++col < end_col)
2612 srp[col] ^= rstyle2;
2275 { 2613 }
2276 int i; 2614}
2277 2615
2278 if (!(Options & Opt_transparent_all)) 2616void
2617rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2618{
2619 int view_end = view_start + nrow;
2620 int row, col;
2621
2622 if (beg_row >= view_start)
2623 {
2624 col = beg_col;
2625 row = beg_row;
2626 }
2627 else
2628 {
2279 i = 0; 2629 col = 0;
2630 row = view_start;
2631 }
2632
2633 for (; row < min (end_row, view_end); row++, col = 0)
2634 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2635 srp[col] ^= rstyle;
2636
2637 if (row == end_row)
2638 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2639 srp[col] ^= rstyle;
2640}
2641
2642/* ------------------------------------------------------------------------- */
2643void
2644rxvt_term::scr_reverse_selection () NOTHROW
2645{
2646 if (selection.op
2647 && current_screen == selection.screen
2648 && selection.end.row >= view_start)
2649 {
2650#if !ENABLE_MINIMAL
2651 if (selection.rect)
2652 scr_xor_rect (selection.beg.row, selection.beg.col,
2653 selection.end.row, selection.end.col,
2654 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2280 else 2655 else
2281 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2282
2283 while (i--)
2284 if (TermWin.parent[i] != None)
2285 XClearWindow(Xdisplay, TermWin.parent[i]);
2286 }
2287#endif 2656#endif
2288 2657 scr_xor_span (selection.beg.row, selection.beg.col,
2289 XClearWindow (Xdisplay, TermWin.vt); 2658 selection.end.row, selection.end.col,
2290} 2659 RS_Sel | RS_RVid);
2291
2292/* ------------------------------------------------------------------------- */
2293/* INTPROTO */
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299
2300 if (R->selection.op && R->current_screen == R->selection.screen) {
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2302 i = R->selection.beg.row + R->TermWin.saveLines;
2303 row = R->selection.end.row + R->TermWin.saveLines;
2304 if (i >= end_row)
2305 col = R->selection.beg.col;
2306 else {
2307 col = 0;
2308 i = end_row;
2309 }
2310 end_row += R->TermWin.nrow;
2311 for (; i < row && i < end_row; i++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2313#ifndef OPTION_HC
2314 srp[col] ^= RS_RVid;
2315#else
2316 srp[col] ^= RS_Blink;
2317#endif
2318 if (i == row && i < end_row)
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2320#ifndef OPTION_HC
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2660 }
2326} 2661}
2327 2662
2328/* ------------------------------------------------------------------------- */ 2663/* ------------------------------------------------------------------------- */
2329/* 2664/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2665 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2666 * invoking routine must close the fd.
2332 */ 2667 */
2333#if 0 2668#if 0
2334/* EXTPROTO */
2335void 2669void
2336rxvt_scr_dump(pR_ int fd) 2670rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2671{
2338 int row, wrote; 2672 int row, wrote;
2339 unsigned int width, towrite; 2673 unsigned int width, towrite;
2340 char r1[] = "\n"; 2674 const char r1[] = "\n";
2341 2675
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2676 for (row = saveLines + top_row;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2677 row < saveLines + nrow - 1; row++)
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2678 {
2345 : R->TermWin.ncol; 2679 width = row_buf[row].l >= 0 ? row_buf[row].l
2680 : ncol;
2346 for (towrite = width; towrite; towrite -= wrote) { 2681 for (towrite = width; towrite; towrite -= wrote)
2682 {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2683 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2348 towrite); 2684 towrite);
2349 if (wrote < 0) 2685 if (wrote < 0)
2350 return; /* XXX: death, no report */ 2686 return; /* XXX: death, no report */
2351 } 2687 }
2352 if (R->screen.tlen[row] >= 0) 2688 if (row_buf[row].l >= 0)
2353 if (write(fd, r1, 1) <= 0) 2689 if (write (fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */ 2690 return; /* XXX: death, no report */
2355 } 2691 }
2356} 2692}
2357#endif 2693#endif
2358 2694
2359/* ------------------------------------------------------------------------- * 2695/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2696 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2697 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2698void
2368rxvt_selection_check(pR_ int check_more) 2699rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2700{
2370 row_col_t pos; 2701 row_col_t pos;
2371 2702
2372 if (!R->selection.op) 2703 if (!selection.op)
2373 return; 2704 return;
2374 2705
2375 pos.row = pos.col = 0; 2706 pos.row = pos.col = 0;
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2707 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2708 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2709 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2710 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2711 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2712 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2713 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2386 || (check_more == 2 2714 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2715 && ROWCOL_IS_BEFORE (selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2716 && ROWCOL_IS_AFTER (selection.end, pos))
2389 || (check_more == 3 2717 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2718 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 4 /* screen width change */ 2719 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row 2720 && (selection.beg.row != selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol))) 2721 || selection.end.col > ncol)))
2394 CLEAR_SELECTION(R); 2722 CLEAR_ALL_SELECTION ();
2395} 2723}
2396 2724
2397/* ------------------------------------------------------------------------- */ 2725/* ------------------------------------------------------------------------- */
2398/* 2726/*
2399 * Paste a selection direct to the command fd 2727 * Paste a selection direct to the command fd
2400 */ 2728 */
2401void 2729void
2402rxvt_term::paste (const unsigned char *data, unsigned int len) 2730rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2403{ 2731{
2404 unsigned int i, j, n;
2405 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2406
2407#if 0
2408 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2409 ZERO_SCROLLBACK (r);
2410#endif
2411
2412 /* convert normal newline chars into common keyboard Return key sequence */ 2732 /* convert normal newline chars into common keyboard Return key sequence */
2413 for (i = 0; i < len; i += PROP_SIZE) 2733 for (unsigned int i = 0; i < len; i++)
2414 { 2734 if (data[i] == C0_LF)
2415 n = min (len - i, PROP_SIZE); 2735 data[i] = C0_CR;
2416 MEMCPY (ds, data + i, n);
2417 2736
2418 for (j = 0; j < n; j++) 2737 if (priv_modes & PrivMode_BracketPaste)
2419 if (ds[j] == '\n') 2738 tt_printf ("\e[200~");
2420 ds[j] = '\r';
2421 2739
2422 tt_write (ds, (int)n); 2740 tt_write (data, len);
2423 }
2424 2741
2425 free(ds); 2742 if (priv_modes & PrivMode_BracketPaste)
2743 tt_printf ("\e[201~");
2426} 2744}
2427 2745
2428/* ------------------------------------------------------------------------- */ 2746void
2429/* 2747rxvt_term::paste (char *data, unsigned int len) NOTHROW
2430 * Respond to a notification that a primary selection has been sent
2431 * EXT: SelectionNotify
2432 */
2433/* EXTPROTO */
2434int
2435rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop)
2436{ 2748{
2437 long nread = 0; 2749 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2438 unsigned long bytes_after;
2439 XTextProperty ct;
2440 int dummy_count;
2441 char **cl;
2442
2443 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait));
2444
2445 if (prop == None) /* check for failed XConvertSelection */
2446 {
2447 if ((R->selection_type & Sel_CompoundText))
2448 {
2449 int selnum = R->selection_type & Sel_whereMask;
2450
2451 R->selection_type = 0;
2452 if (selnum != Sel_direct)
2453 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2454 }
2455
2456 return 0; 2750 return;
2457 }
2458 2751
2459 for (;;) 2752 tt_paste (data, len);
2460 {
2461 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4),
2462 (long)(PROP_SIZE / 4), delete_prop,
2463 AnyPropertyType, &ct.encoding, &ct.format,
2464 &ct.nitems, &bytes_after,
2465 &ct.value) != Success)
2466 break;
2467
2468 if (ct.encoding == 0)
2469 {
2470 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!"));
2471 break;
2472 }
2473
2474 if (ct.value == NULL)
2475 {
2476 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2477 continue;
2478 }
2479
2480 if (ct.nitems == 0)
2481 {
2482 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2483 if (R->selection_wait == Sel_normal && nread == 0)
2484 {
2485 /*
2486 * pass through again trying CUT_BUFFER0 if we've come from
2487 * XConvertSelection() but nothing was presented
2488 */
2489 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2490 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False);
2491 }
2492
2493 nread = -1; /* discount any previous stuff */
2494 break;
2495 }
2496
2497 nread += ct.nitems;
2498 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2499 &dummy_count) == Success && cl)
2500 {
2501 R->paste ((unsigned char *)cl[0], STRLEN (cl[0]));
2502 XFreeStringList (cl);
2503 }
2504 else
2505 R->paste (ct.value, ct.nitems);
2506
2507 if (bytes_after == 0)
2508 break;
2509
2510 XFree (ct.value);
2511 }
2512
2513 if (ct.value)
2514 XFree (ct.value);
2515
2516 if (R->selection_wait == Sel_normal)
2517 R->selection_wait = Sel_none;
2518
2519 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2520 return (int)nread;
2521} 2753}
2522 2754
2523void
2524rxvt_term::incr_cb (time_watcher &w)
2525{
2526 selection_wait = Sel_none;
2527
2528 rxvt_print_error ("data loss: timeout on INCR selection paste");
2529}
2530
2531/*
2532 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2533 */
2534/* EXTPROTO */
2535void
2536rxvt_selection_property(pR_ Window win, Atom prop)
2537{
2538 int reget_time = 0;
2539
2540 if (prop == None)
2541 return;
2542 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2543 if (R->selection_wait == Sel_normal) {
2544 int a, afmt;
2545 Atom atype;
2546 unsigned long bytes_after, nitems;
2547 unsigned char *s = NULL;
2548
2549 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False,
2550 R->xa[XA_INCR], &atype, &afmt, &nitems,
2551 &bytes_after, &s);
2552 if (s)
2553 XFree(s);
2554 if (a != Success)
2555 return;
2556#ifndef __CYGWIN32__
2557 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2558 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2559 XDeleteProperty(R->Xdisplay, win, prop);
2560 XFlush(R->Xdisplay);
2561 reget_time = 1;
2562 R->selection_wait = Sel_incr;
2563 }
2564#endif
2565 } else if (R->selection_wait == Sel_incr) {
2566 reget_time = 1;
2567 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2568 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2569 R->selection_wait = Sel_none;
2570 R->incr_ev.stop ();
2571 }
2572 }
2573 if (reget_time) /* received more data so reget time */
2574 R->incr_ev.start (NOW + 10);
2575}
2576/* ------------------------------------------------------------------------- */ 2755/* ------------------------------------------------------------------------- */
2577/* 2756/*
2578 * Request the current selection: 2757 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2579 * Order: > internal selection if available 2758 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2580 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2759 * as fallback
2581 * > CUT_BUFFER0
2582 * (+) if ownership is claimed but property is empty, rxvt_selection_paste()
2583 * will auto fallback to CUT_BUFFER0
2584 * EXT: button 2 release 2760 * EXT: button 2 release
2585 */ 2761 */
2586/* EXTPROTO */
2587void 2762void
2588rxvt_selection_request(pR_ Time tm, int x, int y) 2763rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2589{ 2764{
2590 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2765 if (!selection_req)
2591 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height)
2592 return; /* outside window */
2593
2594 if (R->selection.text != NULL) { /* internal selection */
2595 D_SELECT((stderr, "rxvt_selection_request: pasting internal"));
2596 R->paste (R->selection.text, R->selection.len);
2597 return;
2598 } else {
2599 int i;
2600
2601 R->selection_request_time = tm;
2602 R->selection_wait = Sel_normal;
2603 for (i = Sel_Primary; i <= Sel_Clipboard; i++) {
2604 R->selection_type = Sel_CompoundText;
2605 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i))
2606 return;
2607 }
2608 } 2766 {
2609 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2767 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2610 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0")); 2768 selection_req->run ();
2611 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False);
2612}
2613
2614/* INTPROTO */
2615int
2616rxvt_selection_request_other(pR_ Atom target, int selnum)
2617{
2618 Atom sel;
2619#ifdef DEBUG_SELECT
2620 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2621#endif
2622
2623 R->selection_type |= selnum;
2624 if (selnum == Sel_Primary)
2625 sel = XA_PRIMARY;
2626 else if (selnum == Sel_Secondary)
2627 sel = XA_SECONDARY;
2628 else
2629 sel = R->xa[XA_CLIPBOARD];
2630 if (XGetSelectionOwner(R->Xdisplay, sel) != None) {
2631 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2632 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION],
2633 R->TermWin.vt, R->selection_request_time);
2634 return 1;
2635 } 2769 }
2636 return 0;
2637} 2770}
2638 2771
2639/* ------------------------------------------------------------------------- */ 2772/* ------------------------------------------------------------------------- */
2640/* 2773/*
2641 * Clear all selected text 2774 * Clear all selected text
2642 * EXT: SelectionClear 2775 * EXT: SelectionClear
2643 */ 2776 */
2644/* EXTPROTO */
2645void 2777void
2646rxvt_selection_clear(pR) 2778rxvt_term::selection_clear (bool clipboard) NOTHROW
2647{ 2779{
2648 D_SELECT((stderr, "rxvt_selection_clear()")); 2780 if (!clipboard)
2649 2781 {
2650 R->want_refresh = 1; 2782 want_refresh = 1;
2651 if (R->selection.text)
2652 free(R->selection.text); 2783 free (selection.text);
2653 R->selection.text = NULL; 2784 selection.text = NULL;
2654 R->selection.len = 0; 2785 selection.len = 0;
2655 CLEAR_SELECTION(R); 2786 CLEAR_SELECTION ();
2787
2788 if (display->selection_owner == this)
2789 display->selection_owner = 0;
2790 }
2791 else
2792 {
2793 free (selection.clip_text);
2794 selection.clip_text = NULL;
2795 selection.clip_len = 0;
2796
2797 if (display->clipboard_owner == this)
2798 display->clipboard_owner = 0;
2799 }
2656} 2800}
2657 2801
2658/* ------------------------------------------------------------------------- */ 2802/* ------------------------------------------------------------------------- */
2659/* 2803/*
2660 * Copy a selection into the cut buffer 2804 * Copy a selection into the cut buffer
2661 * EXT: button 1 or 3 release 2805 * EXT: button 1 or 3 release
2662 */ 2806 */
2663/* EXTPROTO */
2664void 2807void
2665rxvt_selection_make(pR_ Time tm) 2808rxvt_term::selection_make (Time tm)
2666{ 2809{
2667 int i, col, end_col, row, end_row; 2810 int size;
2668 unsigned char *new_selection_text; 2811 wchar_t *new_selection_text;
2669 char *str; 2812 text_t *t;
2670 text_t *t;
2671#ifdef ACS_ASCII
2672 rend_t *re;
2673#endif
2674 2813
2675 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2676 switch (R->selection.op) { 2814 switch (selection.op)
2815 {
2677 case SELECTION_CONT: 2816 case SELECTION_CONT:
2678 break; 2817 break;
2679 case SELECTION_INIT: 2818 case SELECTION_INIT:
2680 CLEAR_SELECTION(R); 2819 CLEAR_SELECTION ();
2681 /* FALLTHROUGH */ 2820 /* FALLTHROUGH */
2682 case SELECTION_BEGIN: 2821 case SELECTION_BEGIN:
2683 R->selection.op = SELECTION_DONE; 2822 selection.op = SELECTION_DONE;
2684 /* FALLTHROUGH */ 2823 /* FALLTHROUGH */
2685 default: 2824 default:
2686 return; 2825 return;
2687 } 2826 }
2827
2688 R->selection.op = SELECTION_DONE; 2828 selection.op = SELECTION_DONE;
2689 2829
2690 if (R->selection.clicks == 4) 2830 if (selection.clicks == 4)
2691 return; /* nothing selected, go away */ 2831 return; /* nothing selected, go away */
2692 2832
2833 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2834 return;
2835
2693 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2836 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2694 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2837 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2695 2838
2696 new_selection_text = (unsigned char *)str; 2839 int ofs = 0;
2840 int extra = 0;
2697 2841
2698 col = R->selection.beg.col; 2842 int col = selection.beg.col;
2699 MAX_IT(col, 0); 2843 int row = selection.beg.row;
2700 row = R->selection.beg.row + R->TermWin.saveLines;
2701 end_row = R->selection.end.row + R->TermWin.saveLines;
2702 2844
2845 int end_col;
2846
2703 for (; row <= end_row; row++, col = 0) 2847 for (; row <= selection.end.row; row++, col = 0)
2848 {
2849#if !ENABLE_MINIMAL
2850 if (selection.rect)
2704 { 2851 {
2705 t = &(R->screen.text[row][col]); 2852 col = selection.beg.col;
2706
2707 end_col = R->screen.tlen[row];
2708
2709 if (end_col == -1)
2710 end_col = R->TermWin.ncol; 2853 end_col = selection.end.col;
2854 }
2855 else
2856#endif
2857 end_col = ROW(row).l;
2711 2858
2859 col = max (col, 0);
2860
2712 if (row == end_row) 2861 if (row == selection.end.row)
2713 MIN_IT (end_col, R->selection.end.col); 2862 min_it (end_col, selection.end.col);
2714 2863
2864 t = ROW(row).t + col;
2865
2715 for (; col < end_col; col++) 2866 for (; col < end_col; col++)
2867 {
2716 if (*t == NOCHAR) 2868 if (*t == NOCHAR)
2717 t++; 2869 t++;
2870#if ENABLE_COMBINING
2871 else if (IS_COMPOSE (*t))
2872 {
2873 int len = rxvt_composite.expand (*t, 0);
2874
2875 extra -= (len - 1);
2876
2877 if (extra < 0)
2878 {
2879 extra += size;
2880 size += size;
2881 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2882 }
2883
2884 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2885 }
2886#endif
2718 else 2887 else
2719 { 2888 new_selection_text[ofs++] = *t++;
2720 int len = wctomb (str, *t++);
2721 if (len > 0)
2722 str += len;
2723 }
2724
2725 if (R->screen.tlen[row] != -1 && row != end_row)
2726 *str++ = '\n';
2727 } 2889 }
2728 2890
2729#ifndef NO_OLD_SELECTION 2891#if !ENABLE_MINIMAL
2730 if (R->selection_style == OLD_SELECT) 2892 if (selection.rect)
2731 if (end_col == R->TermWin.ncol)
2732 *str++ = '\n';
2733#endif
2734#ifndef NO_NEW_SELECTION
2735 if (R->selection_style != OLD_SELECT)
2736 if (end_col != R->selection.end.col)
2737 *str++ = '\n';
2738#endif
2739 *str = '\0';
2740
2741 i = str - (char *)new_selection_text;
2742 if (i == 0)
2743 { 2893 {
2894 while (ofs
2895 && new_selection_text[ofs - 1] != C0_LF
2896 && unicode::is_space (new_selection_text[ofs - 1]))
2897 --ofs;
2898
2899 new_selection_text[ofs++] = C0_LF;
2900 }
2901 else
2902#endif
2903 if (!ROW(row).is_longer ()
2904 && (row != selection.end.row || end_col != selection.end.col)
2905 && (row != selection.beg.row || selection.beg.col < ncol))
2906 new_selection_text[ofs++] = C0_LF;
2907 }
2908
2909 new_selection_text[ofs] = 0;
2910
2911 if (ofs == 0)
2912 {
2744 free (new_selection_text); 2913 free (new_selection_text);
2745 return; 2914 return;
2746 } 2915 }
2747 2916
2748 // due to MB_MAX_CUR, selection wastage is usually high
2749 if (str - (char *)new_selection_text > 1024)
2750 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2751
2752 R->selection.len = i;
2753 if (R->selection.text)
2754 free (R->selection.text); 2917 free (selection.text);
2755 2918
2756 R->selection.text = new_selection_text; 2919 // we usually allocate much more than necessary, so realloc it smaller again
2920 selection.len = ofs;
2921 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2757 2922
2758 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2923 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2759 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2924 return;
2760 rxvt_print_error("can't get primary selection"); 2925
2761 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2926 selection_grab (tm);
2762 PropModeReplace, R->selection.text, (int)R->selection.len); 2927}
2928
2929bool
2930rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2931{
2932 Atom sel;
2933
2934 if (!clipboard)
2935 {
2763 R->selection_time = tm; 2936 selection_time = tm;
2764 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 2937 sel = XA_PRIMARY;
2938 }
2939 else
2940 {
2941 clipboard_time = tm;
2942 sel = xa[XA_CLIPBOARD];
2943 }
2944
2945 XSetSelectionOwner (dpy, sel, vt, tm);
2946 if (XGetSelectionOwner (dpy, sel) == vt)
2947 {
2948 display->set_selection_owner (this, clipboard);
2949 return true;
2950 }
2951 else
2952 {
2953 selection_clear (clipboard);
2954 return false;
2955 }
2956
2957#if 0
2958 XTextProperty ct;
2959
2960 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2961 {
2962 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2963 XFree (ct.value);
2964 }
2965#endif
2765} 2966}
2766 2967
2767/* ------------------------------------------------------------------------- */ 2968/* ------------------------------------------------------------------------- */
2768/* 2969/*
2769 * Mark or select text based upon number of clicks: 1, 2, or 3 2970 * Mark or select text based upon number of clicks: 1, 2, or 3
2770 * EXT: button 1 press 2971 * EXT: button 1 press
2771 */ 2972 */
2772void 2973void
2773rxvt_term::selection_click (int clicks, int x, int y) 2974rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2774{ 2975{
2775 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2776
2777 clicks = ((clicks - 1) % 3) + 1; 2976 clicks = ((clicks - 1) % 3) + 1;
2778 selection.clicks = clicks; /* save clicks so extend will work */ 2977 selection.clicks = clicks; /* save clicks so extend will work */
2779 2978
2979 if (clicks == 2 && !selection.rect
2980 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2981 {
2982 MEvent.clicks = 1; // what a mess
2983 selection.screen = current_screen;
2984 selection.op = SELECTION_CONT;
2985 return;
2986 }
2987
2780 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2988 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2781 2989
2782 if (clicks == 2 || clicks == 3) 2990 if (clicks == 2 || clicks == 3)
2783 rxvt_selection_extend_colrow (this, selection.mark.col, 2991 selection_extend_colrow (selection.mark.col,
2784 selection.mark.row + TermWin.view_start, 2992 selection.mark.row - view_start,
2785 0, /* button 3 */ 2993 0, /* button 3 */
2786 1, /* button press */ 2994 1, /* button press */
2787 0); /* click change */ 2995 0); /* click change */
2788} 2996}
2789 2997
2790/* ------------------------------------------------------------------------- */ 2998/* ------------------------------------------------------------------------- */
2791/* 2999/*
2792 * Mark a selection at the specified col/row 3000 * Mark a selection at the specified col/row
2793 */ 3001 */
2794/* INTPROTO */
2795void 3002void
2796rxvt_selection_start_colrow(pR_ int col, int row) 3003rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2797{ 3004{
2798 R->want_refresh = 1; 3005 want_refresh = 1;
3006
3007 selection.mark.row = row + view_start;
2799 R->selection.mark.col = col; 3008 selection.mark.col = col;
2800 R->selection.mark.row = row - R->TermWin.view_start; 3009
2801 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3010 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2802 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3011 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3012
3013 while (selection.mark.col > 0
3014 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2803 MAX_IT(R->selection.mark.col, 0); 3015 --selection.mark.col;
2804 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2805 3016
2806 if (R->selection.op) { /* clear the old selection */ 3017 if (selection.op)
3018 {
3019 /* clear the old selection */
2807 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3020 selection.beg.row = selection.end.row = selection.mark.row;
2808 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3021 selection.beg.col = selection.end.col = selection.mark.col;
2809 } 3022 }
3023
2810 R->selection.op = SELECTION_INIT; 3024 selection.op = SELECTION_INIT;
2811 R->selection.screen = R->current_screen; 3025 selection.screen = current_screen;
2812} 3026}
2813 3027
2814/* ------------------------------------------------------------------------- */ 3028/* ------------------------------------------------------------------------- */
2815/* 3029/*
2816 * Word select: select text for 2 clicks 3030 * Word select: select text for 2 clicks
2817 * We now only find out the boundary in one direction 3031 * We now only find out the boundary in one direction
2818 */ 3032 */
2819 3033
2820/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3034/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2821#define DELIMIT_TEXT(x) \ 3035#define DELIMIT_TEXT(x) \
2822 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3036 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2823#define DELIMIT_REND(x) 1 3037#define DELIMIT_REND(x) 1
2824 3038
2825/* INTPROTO */
2826void 3039void
2827rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3040rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2828{ 3041{
2829 int col, row, dirnadd, tcol, trow, w1, w2; 3042 int col, row, dirnadd, tcol, trow, w1, w2;
2830 row_col_t bound; 3043 row_col_t bound;
2831 text_t *stp; 3044 text_t *stp;
2832 rend_t *srp; 3045 rend_t *srp;
2833 3046
2834 if (dirn == UP) { 3047 if (dirn == UP)
2835 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3048 {
3049 bound.row = top_row - 1;
2836 bound.col = 0; 3050 bound.col = 0;
2837 dirnadd = -1; 3051 dirnadd = -1;
2838 } else { 3052 }
2839 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3053 else
3054 {
3055 bound.row = nrow;
2840 bound.col = R->TermWin.ncol - 1; 3056 bound.col = ncol - 1;
2841 dirnadd = 1; 3057 dirnadd = 1;
2842 } 3058 }
2843 row = mark->row + R->TermWin.saveLines; 3059
3060 row = mark->row;
2844 col = mark->col; 3061 col = max (mark->col, 0);
2845 MAX_IT(col, 0); 3062
2846/* find the edge of a word */ 3063 /* find the edge of a word */
2847 stp = &(R->screen.text[row][col]); 3064 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2848 w1 = DELIMIT_TEXT(*stp); 3065 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2849 3066
2850 if (R->selection_style != NEW_SELECT) { 3067 for (;;)
2851 if (w1 == 1) { 3068 {
3069 for (; col != bound.col; col += dirnadd)
3070 {
2852 stp += dirnadd; 3071 stp += dirnadd;
2853 if (DELIMIT_TEXT(*stp) == 1)
2854 goto Old_Word_Selection_You_Die;
2855 col += dirnadd;
2856 }
2857 w1 = 0;
2858 }
2859 srp = (&R->screen.rend[row][col]);
2860 w2 = DELIMIT_REND(*srp);
2861
2862 for (;;) {
2863 for (; col != bound.col; col += dirnadd) {
2864 stp += dirnadd; 3072 srp += dirnadd;
3073
3074 if (*stp == NOCHAR)
3075 continue;
3076
2865 if (DELIMIT_TEXT(*stp) != w1) 3077 if (DELIMIT_TEXT (*stp) != w1)
3078 break;
3079 if (DELIMIT_REND (*srp) != w2)
3080 break;
3081 }
3082
3083 if ((col == bound.col) && (row != bound.row))
3084 {
3085 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3086 {
3087 trow = row + dirnadd;
3088 tcol = dirn == UP ? ncol - 1 : 0;
3089
3090 if (!ROW(trow).t)
2866 break; 3091 break;
2867 srp += dirnadd; 3092
2868 if (DELIMIT_REND(*srp) != w2) 3093 stp = ROW(trow).t + tcol;
3094 srp = ROW(trow).r + tcol;
3095
3096 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2869 break; 3097 break;
2870 } 3098
2871 if ((col == bound.col) && (row != bound.row)) {
2872 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2873 trow = row + dirnadd;
2874 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2875 if (R->screen.text[trow] == NULL)
2876 break;
2877 stp = &(R->screen.text[trow][tcol]);
2878 srp = &(R->screen.rend[trow][tcol]);
2879 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2880 break;
2881 row = trow; 3099 row = trow;
2882 col = tcol; 3100 col = tcol;
2883 continue; 3101 continue;
2884 } 3102 }
2885 } 3103 }
2886 break; 3104 break;
2887 } 3105 }
2888 Old_Word_Selection_You_Die:
2889 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));
2890 3106
2891 if (dirn == DN) 3107 if (dirn == DN)
2892 col++; /* put us on one past the end */ 3108 col++; /* put us on one past the end */
2893 3109
2894/* Poke the values back in */ 3110 /* Poke the values back in */
2895 ret->row = row - R->TermWin.saveLines; 3111 ret->row = row;
2896 ret->col = col; 3112 ret->col = col;
2897} 3113}
2898 3114
2899/* ------------------------------------------------------------------------- */ 3115/* ------------------------------------------------------------------------- */
2900/* 3116/*
2901 * Extend the selection to the specified x/y pixel location 3117 * Extend the selection to the specified x/y pixel location
… …
2903 * flag == 0 ==> button 1 3119 * flag == 0 ==> button 1
2904 * flag == 1 ==> button 3 press 3120 * flag == 1 ==> button 3 press
2905 * flag == 2 ==> button 3 motion 3121 * flag == 2 ==> button 3 motion
2906 */ 3122 */
2907void 3123void
2908rxvt_term::selection_extend (int x, int y, int flag) 3124rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2909{ 3125{
2910 int col, row; 3126 int col = clamp (Pixel2Col (x), 0, ncol);
3127 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2911 3128
2912 col = Pixel2Col(x);
2913 row = Pixel2Row(y);
2914 MAX_IT(row, 0);
2915 MIN_IT(row, (int)TermWin.nrow - 1);
2916 MAX_IT(col, 0);
2917 MIN_IT(col, (int)TermWin.ncol);
2918
2919#ifndef NO_NEW_SELECTION
2920 /* 3129 /*
2921 * If we're selecting characters (single click) then we must check first 3130 * If we're selecting characters (single click) then we must check first
2922 * if we are at the same place as the original mark. If we are then 3131 * if we are at the same place as the original mark. If we are then
2923 * select nothing. Otherwise, if we're to the right of the mark, you have to 3132 * select nothing. Otherwise, if we're to the right of the mark, you have to
2924 * be _past_ a character for it to be selected. 3133 * be _past_ a character for it to be selected.
2925 */ 3134 */
2926 if (selection_style != OLD_SELECT)
2927 {
2928 if (((selection.clicks % 3) == 1) && !flag 3135 if (((selection.clicks % 3) == 1) && !flag
2929 && (col == selection.mark.col 3136 && (col == selection.mark.col
2930 && (row == selection.mark.row + TermWin.view_start))) 3137 && (row == selection.mark.row - view_start)))
2931 { 3138 {
2932 /* select nothing */ 3139 /* select nothing */
2933 selection.beg.row = selection.end.row = 0; 3140 selection.beg.row = selection.end.row = 0;
2934 selection.beg.col = selection.end.col = 0; 3141 selection.beg.col = selection.end.col = 0;
2935 selection.clicks = 4; 3142 selection.clicks = 4;
2936 want_refresh = 1; 3143 want_refresh = 1;
2937 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2938 return; 3144 return;
2939 }
2940 } 3145 }
2941#endif 3146
2942 if (selection.clicks == 4) 3147 if (selection.clicks == 4)
2943 selection.clicks = 1; 3148 selection.clicks = 1;
2944 3149
2945 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3150 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2946 flag == 1 ? 1 : 0, /* ? button press */ 3151 flag == 1 ? 1 : 0, /* ? button press */
2947 0); /* no click change */ 3152 0); /* no click change */
2948} 3153}
2949 3154
2950/* ------------------------------------------------------------------------- */ 3155/* ------------------------------------------------------------------------- */
2951/* 3156/*
2952 * Extend the selection to the specified col/row 3157 * Extend the selection to the specified col/row
2953 */ 3158 */
2954/* INTPROTO */
2955void 3159void
2956rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3160rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2957{ 3161{
2958 int16_t ncol = R->TermWin.ncol;
2959 int end_col;
2960 row_col_t pos; 3162 row_col_t pos;
2961 enum { 3163 enum {
2962 LEFT, RIGHT 3164 LEFT, RIGHT
2963 } closeto = RIGHT; 3165 } closeto = RIGHT;
2964 3166
2965 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));
2966 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));
2967
2968 R->want_refresh = 1; 3167 want_refresh = 1;
3168
2969 switch (R->selection.op) { 3169 switch (selection.op)
3170 {
2970 case SELECTION_INIT: 3171 case SELECTION_INIT:
2971 CLEAR_SELECTION(R); 3172 CLEAR_SELECTION ();
2972 R->selection.op = SELECTION_BEGIN; 3173 selection.op = SELECTION_BEGIN;
2973 /* FALLTHROUGH */ 3174 /* FALLTHROUGH */
2974 case SELECTION_BEGIN: 3175 case SELECTION_BEGIN:
2975 if (row != R->selection.mark.row || col != R->selection.mark.col 3176 if (row != selection.mark.row || col != selection.mark.col
2976 || (!button3 && buttonpress)) 3177 || (!button3 && buttonpress))
2977 R->selection.op = SELECTION_CONT; 3178 selection.op = SELECTION_CONT;
2978 break; 3179 break;
2979 case SELECTION_DONE: 3180 case SELECTION_DONE:
2980 R->selection.op = SELECTION_CONT; 3181 selection.op = SELECTION_CONT;
2981 /* FALLTHROUGH */ 3182 /* FALLTHROUGH */
2982 case SELECTION_CONT: 3183 case SELECTION_CONT:
2983 break; 3184 break;
2984 case SELECTION_CLEAR: 3185 case SELECTION_CLEAR:
2985 rxvt_selection_start_colrow(aR_ col, row); 3186 selection_start_colrow (col, row);
2986 /* FALLTHROUGH */ 3187 /* FALLTHROUGH */
2987 default: 3188 default:
2988 return; 3189 return;
2989 } 3190 }
3191
2990 if (R->selection.beg.col == R->selection.end.col 3192 if (selection.beg.col == selection.end.col
2991 && R->selection.beg.col != R->selection.mark.col 3193 && selection.beg.col != selection.mark.col
2992 && R->selection.beg.row == R->selection.end.row 3194 && selection.beg.row == selection.end.row
2993 && R->selection.beg.row != R->selection.mark.row) { 3195 && selection.beg.row != selection.mark.row)
3196 {
2994 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3197 selection.beg.col = selection.end.col = selection.mark.col;
2995 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3198 selection.beg.row = selection.end.row = selection.mark.row;
2996 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));
2997 } 3199 }
2998 3200
2999 pos.col = col; 3201 pos.col = col;
3000 pos.row = row; 3202 pos.row = view_start + row;
3001 3203
3002 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3204 /*
3003 3205 * This is mainly xterm style selection with a couple of differences, mainly
3004#ifndef NO_OLD_SELECTION 3206 * in the way button3 drag extension works.
3005/* 3207 * We're either doing: button1 drag; button3 press; or button3 drag
3006 * This mimics some of the selection behaviour of version 2.20 and before. 3208 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3007 * There are no ``selection modes'', button3 is always character extension. 3209 * is always at the left/right edge of the selection.
3008 * Note: button3 drag is always available, c.f. v2.20 3210 * b) button3 press: extend/contract character/word/line at whichever edge of
3009 * Selection always terminates (left or right as appropriate) at the mark. 3211 * the selection we are closest to.
3212 * c) button3 drag : extend/contract character/word/line - we select around
3213 * a point/word/line which is either the start or end of the selection
3214 * and it was decided by whichever point/word/line was `fixed' at the
3215 * time of the most recent button3 press
3010 */ 3216 */
3011 if (R->selection_style == OLD_SELECT) { 3217 if (button3 && buttonpress)
3012 if (R->selection.clicks == 1 || button3) { 3218 {
3013 if (R->hate_those_clicks) { 3219 /* button3 press */
3014 R->hate_those_clicks = 0; 3220 /*
3015 if (R->selection.clicks == 1) { 3221 * first determine which edge of the selection we are closest to
3016 R->selection.beg.row = R->selection.mark.row; 3222 */
3017 R->selection.beg.col = R->selection.mark.col; 3223 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3018 } else { 3224 || (!ROWCOL_IS_AFTER (pos, selection.end)
3225 && (((pos.col - selection.beg.col)
3226 + ((pos.row - selection.beg.row) * ncol))
3227 < ((selection.end.col - pos.col)
3228 + ((selection.end.row - pos.row) * ncol)))))
3229 closeto = LEFT;
3230
3231 if (closeto == LEFT)
3232 {
3233 selection.beg.row = pos.row;
3234 selection.beg.col = pos.col;
3235 selection.mark.row = selection.end.row;
3236 selection.mark.col = selection.end.col - (selection.clicks == 2);
3237 }
3238 else
3239 {
3240 selection.end.row = pos.row;
3241 selection.end.col = pos.col;
3019 R->selection.mark.row = R->selection.beg.row; 3242 selection.mark.row = selection.beg.row;
3020 R->selection.mark.col = R->selection.beg.col; 3243 selection.mark.col = selection.beg.col;
3244 }
3245 }
3246 else
3247 {
3248 /* button1 drag or button3 drag */
3249 if (ROWCOL_IS_AFTER (selection.mark, pos))
3250 {
3251 if (selection.mark.row == selection.end.row
3252 && selection.mark.col == selection.end.col
3253 && clickchange
3254 && selection.clicks == 2)
3255 selection.mark.col--;
3256
3257 selection.beg.row = pos.row;
3258 selection.beg.col = pos.col;
3259 selection.end.row = selection.mark.row;
3260 selection.end.col = selection.mark.col + (selection.clicks == 2);
3261 }
3262 else
3263 {
3264 selection.beg.row = selection.mark.row;
3265 selection.beg.col = selection.mark.col;
3266 selection.end.row = pos.row;
3267 selection.end.col = pos.col;
3268 }
3269 }
3270
3271 if (selection.clicks == 1)
3272 {
3273 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3274 && !ROW(selection.beg.row).is_longer ()
3275#if !ENABLE_MINIMAL
3276 && !selection.rect
3277#endif
3278 )
3279 selection.beg.col = ncol;
3280
3281 if (
3282 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3283 && !ROW(selection.end.row).is_longer ()
3284#if !ENABLE_MINIMAL
3285 && !selection.rect
3286#endif
3287 )
3288 selection.end.col = ncol;
3289 }
3290 else if (selection.clicks == 2)
3291 {
3292 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3293 selection.end.col--;
3294
3295 selection_delimit_word (UP, &selection.beg, &selection.beg);
3296 selection_delimit_word (DN, &selection.end, &selection.end);
3297 }
3298 else if (selection.clicks == 3)
3299 {
3300#if ENABLE_FRILLS
3301 if (option (Opt_tripleclickwords))
3302 {
3303 selection_delimit_word (UP, &selection.beg, &selection.beg);
3304
3305 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3306 {
3307 if (!ROW(end_row).is_longer ())
3308 {
3309 selection.end.row = end_row;
3310 selection.end.col = ROW(end_row).l;
3311# if !ENABLE_MINIMAL
3312 selection_remove_trailing_spaces ();
3313# endif
3314 break;
3021 } 3315 }
3022 } 3316 }
3023 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3024 R->selection.end.row = R->selection.mark.row;
3025 R->selection.end.col = R->selection.mark.col + 1;
3026 R->selection.beg.row = pos.row;
3027 R->selection.beg.col = pos.col;
3028 } else {
3029 R->selection.beg.row = R->selection.mark.row;
3030 R->selection.beg.col = R->selection.mark.col;
3031 R->selection.end.row = pos.row;
3032 R->selection.end.col = pos.col + 1;
3033 } 3317 }
3034 } else if (R->selection.clicks == 2) { 3318 else
3035 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3319#endif
3036 &(R->selection.beg)); 3320 {
3037 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3321 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3038 &(R->selection.end)); 3322 selection.mark.col++;
3039 R->hate_those_clicks = 1; 3323
3040 } else if (R->selection.clicks == 3) {
3041 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3042 R->selection.beg.col = 0; 3324 selection.beg.col = 0;
3043 R->selection.end.col = ncol; 3325 selection.end.col = ncol;
3044 R->hate_those_clicks = 1; 3326
3045 } 3327 // select a complete logical line
3046 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)); 3328 while (selection.beg.row > -saveLines
3047 return; 3329 && ROW(selection.beg.row - 1).is_longer ())
3048 } 3330 selection.beg.row--;
3049#endif /* ! NO_OLD_SELECTION */ 3331
3050#ifndef NO_NEW_SELECTION 3332 while (selection.end.row < nrow
3051/* selection_style must not be OLD_SELECT to get here */ 3333 && ROW(selection.end.row).is_longer ())
3052/* 3334 selection.end.row++;
3053 * This is mainly xterm style selection with a couple of differences, mainly
3054 * in the way button3 drag extension works.
3055 * We're either doing: button1 drag; button3 press; or button3 drag
3056 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3057 * is always at the left/right edge of the R->selection.
3058 * b) button3 press: extend/contract character/word/line at whichever edge of
3059 * the selection we are closest to.
3060 * c) button3 drag : extend/contract character/word/line - we select around
3061 * a point/word/line which is either the start or end of the selection
3062 * and it was decided by whichever point/word/line was `fixed' at the
3063 * time of the most recent button3 press
3064 */
3065 if (button3 && buttonpress) { /* button3 press */
3066 /* 3335 }
3067 * first determine which edge of the selection we are closest to 3336 }
3068 */ 3337
3069 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3338 if (button3 && buttonpress)
3070 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3339 {
3071 && (((pos.col - R->selection.beg.col) 3340 /* mark may need to be changed */
3072 + ((pos.row - R->selection.beg.row) * ncol))
3073 < ((R->selection.end.col - pos.col)
3074 + ((R->selection.end.row - pos.row) * ncol)))))
3075 closeto = LEFT;
3076 if (closeto == LEFT) { 3341 if (closeto == LEFT)
3077 R->selection.beg.row = pos.row; 3342 {
3078 R->selection.beg.col = pos.col;
3079 R->selection.mark.row = R->selection.end.row; 3343 selection.mark.row = selection.end.row;
3080 R->selection.mark.col = R->selection.end.col 3344 selection.mark.col = selection.end.col - (selection.clicks == 2);
3081 - (R->selection.clicks == 2); 3345 }
3082 } else { 3346 else
3083 R->selection.end.row = pos.row; 3347 {
3084 R->selection.end.col = pos.col;
3085 R->selection.mark.row = R->selection.beg.row; 3348 selection.mark.row = selection.beg.row;
3086 R->selection.mark.col = R->selection.beg.col; 3349 selection.mark.col = selection.beg.col;
3087 }
3088 } else { /* button1 drag or button3 drag */
3089 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3090 if ((R->selection.mark.row == R->selection.end.row)
3091 && (R->selection.mark.col == R->selection.end.col)
3092 && clickchange && R->selection.clicks == 2)
3093 R->selection.mark.col--;
3094 R->selection.beg.row = pos.row;
3095 R->selection.beg.col = pos.col;
3096 R->selection.end.row = R->selection.mark.row;
3097 R->selection.end.col = R->selection.mark.col
3098 + (R->selection.clicks == 2);
3099 } else {
3100 R->selection.beg.row = R->selection.mark.row;
3101 R->selection.beg.col = R->selection.mark.col;
3102 R->selection.end.row = pos.row;
3103 R->selection.end.col = pos.col;
3104 }
3105 }
3106
3107 if (R->selection.clicks == 1) {
3108 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3109 if (end_col != -1 && R->selection.beg.col > end_col) {
3110#if 1
3111 R->selection.beg.col = ncol;
3112#else
3113 if (R->selection.beg.row != R->selection.end.row)
3114 R->selection.beg.col = ncol;
3115 else
3116 R->selection.beg.col = R->selection.mark.col;
3117#endif
3118 }
3119 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3120 if (end_col != -1 && R->selection.end.col > end_col)
3121 R->selection.end.col = ncol;
3122
3123 } else if (R->selection.clicks == 2) {
3124 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3125 R->selection.end.col--;
3126 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3127 &(R->selection.beg));
3128 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3129 &(R->selection.end));
3130 } else if (R->selection.clicks == 3) {
3131#ifndef NO_FRILLS
3132 if ((R->Options & Opt_tripleclickwords)) {
3133 int end_row;
3134
3135 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3136 &(R->selection.beg));
3137 end_row = R->screen.tlen[R->selection.mark.row
3138 + R->TermWin.saveLines];
3139 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3140 end_row++) {
3141 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3142 if (end_col != -1) {
3143 R->selection.end.row = end_row;
3144 R->selection.end.col = end_col;
3145 rxvt_selection_remove_trailing_spaces(aR);
3146 break;
3147 }
3148 }
3149 } else
3150#endif
3151 { 3350 }
3152 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3153 R->selection.mark.col++;
3154 R->selection.beg.col = 0;
3155 R->selection.end.col = ncol;
3156 }
3157 } 3351 }
3158 if (button3 && buttonpress) { /* mark may need to be changed */
3159 if (closeto == LEFT) {
3160 R->selection.mark.row = R->selection.end.row;
3161 R->selection.mark.col = R->selection.end.col
3162 - (R->selection.clicks == 2);
3163 } else {
3164 R->selection.mark.row = R->selection.beg.row;
3165 R->selection.mark.col = R->selection.beg.col;
3166 }
3167 }
3168 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));
3169#endif /* ! NO_NEW_SELECTION */
3170}
3171 3352
3172#ifndef NO_FRILLS 3353#if !ENABLE_MINIMAL
3173/* INTPROTO */ 3354 if (selection.rect && selection.beg.col > selection.end.col)
3355 ::swap (selection.beg.col, selection.end.col);
3356#endif
3357}
3358
3359#if !ENABLE_MINIMAL
3174void 3360void
3175rxvt_selection_remove_trailing_spaces(pR) 3361rxvt_term::selection_remove_trailing_spaces () NOTHROW
3176{ 3362{
3177 int32_t end_col, end_row; 3363 int32_t end_col, end_row;
3178 text_t *stp; 3364 text_t *stp;
3179 3365
3180 end_col = R->selection.end.col; 3366 end_col = selection.end.col;
3181 end_row = R->selection.end.row; 3367 end_row = selection.end.row;
3368
3182 for ( ; end_row >= R->selection.beg.row; ) { 3369 for (; end_row >= selection.beg.row; )
3183 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3370 {
3371 stp = ROW(end_row).t;
3372
3184 while (--end_col >= 0) { 3373 while (--end_col >= 0)
3185 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3186 break;
3187 } 3374 {
3188 if (end_col >= 0 3375 if (stp[end_col] != NOCHAR
3189 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3376 && !unicode::is_space (stp[end_col]))
3190 R->selection.end.col = end_col + 1;
3191 R->selection.end.row = end_row;
3192 break; 3377 break;
3193 } 3378 }
3379
3380 if (end_col >= 0
3381 || !ROW(end_row - 1).is_longer ())
3382 {
3383 selection.end.col = end_col + 1;
3384 selection.end.row = end_row;
3385 break;
3386 }
3387
3194 end_row--; 3388 end_row--;
3195 end_col = R->TermWin.ncol; 3389 end_col = ncol;
3196 } 3390 }
3391
3197 if (R->selection.mark.row > R->selection.end.row) { 3392 if (selection.mark.row > selection.end.row)
3393 {
3198 R->selection.mark.row = R->selection.end.row; 3394 selection.mark.row = selection.end.row;
3199 R->selection.mark.col = R->selection.end.col; 3395 selection.mark.col = selection.end.col;
3396 }
3200 } else if (R->selection.mark.row == R->selection.end.row 3397 else if (selection.mark.row == selection.end.row
3201 && R->selection.mark.col > R->selection.end.col) 3398 && selection.mark.col > selection.end.col)
3202 R->selection.mark.col = R->selection.end.col; 3399 selection.mark.col = selection.end.col;
3203} 3400}
3204#endif 3401#endif
3205 3402
3206/* ------------------------------------------------------------------------- */ 3403/* ------------------------------------------------------------------------- */
3207/* 3404/*
3208 * Double click on button 3 when already selected 3405 * Double click on button 3 when already selected
3209 * EXT: button 3 double click 3406 * EXT: button 3 double click
3210 */ 3407 */
3211void 3408void
3212rxvt_term::selection_rotate (int x, int y) 3409rxvt_term::selection_rotate (int x, int y) NOTHROW
3213{ 3410{
3214 selection.clicks = selection.clicks % 3 + 1; 3411 selection.clicks = selection.clicks % 3 + 1;
3215 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3412 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3216} 3413}
3217
3218/* ------------------------------------------------------------------------- */
3219/*
3220 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3221 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3222 * the X11 protocol.
3223 */
3224typedef CARD32 Atom32;
3225 3414
3226/* ------------------------------------------------------------------------- */ 3415/* ------------------------------------------------------------------------- */
3227/* 3416/*
3228 * Respond to a request for our current selection 3417 * Respond to a request for our current selection
3229 * EXT: SelectionRequest 3418 * EXT: SelectionRequest
3230 */ 3419 */
3231/* EXTPROTO */
3232void 3420void
3233rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3421rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3234{ 3422{
3423 Atom property = rq.property == None ? rq.target : rq.property;
3235 XSelectionEvent ev; 3424 XSelectionEvent ev;
3425
3426 ev.type = SelectionNotify;
3427 ev.property = None;
3428 ev.display = rq.display;
3429 ev.requestor = rq.requestor;
3430 ev.selection = rq.selection;
3431 ev.target = rq.target;
3432 ev.time = rq.time;
3433
3434 if (rq.target == xa[XA_TARGETS])
3435 {
3436 Atom target_list[6];
3437 Atom *target = target_list;
3438
3439 *target++ = xa[XA_TARGETS];
3440 *target++ = xa[XA_TIMESTAMP];
3441 *target++ = XA_STRING;
3442 *target++ = xa[XA_TEXT];
3443 *target++ = xa[XA_COMPOUND_TEXT];
3444#if X_HAVE_UTF8_STRING
3445 *target++ = xa[XA_UTF8_STRING];
3446#endif
3447
3448 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3449 32, PropModeReplace,
3450 (unsigned char *)target_list, target - target_list);
3451 ev.property = property;
3452 }
3453#if TODO // TODO
3454 else if (rq.target == xa[XA_MULTIPLE])
3455 {
3456 /* TODO: Handle MULTIPLE */
3457 }
3458#endif
3459 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3460 {
3461 XChangeProperty (dpy, rq.requestor, property, rq.target,
3462 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3463 ev.property = property;
3464 }
3465 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3466 {
3467 XChangeProperty (dpy, rq.requestor, property, rq.target,
3468 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3469 ev.property = property;
3470 }
3471 else if (rq.target == XA_STRING
3472 || rq.target == xa[XA_TEXT]
3473 || rq.target == xa[XA_COMPOUND_TEXT]
3474 || rq.target == xa[XA_UTF8_STRING]
3475 )
3476 {
3477 XTextProperty ct;
3478 Atom target = rq.target;
3479 short freect = 0;
3480 int selectlen;
3481 wchar_t *cl;
3482 enum {
3483 enc_string = XStringStyle,
3484 enc_text = XStdICCTextStyle,
3485 enc_compound_text = XCompoundTextStyle,
3486#ifdef X_HAVE_UTF8_STRING
3487 enc_utf8 = XUTF8StringStyle,
3488#else
3489 enc_utf8 = -1,
3490#endif
3491 } style;
3492
3493 if (target == XA_STRING)
3494 // we actually don't do XA_STRING, but who cares, as i18n clients
3495 // will ask for another format anyways.
3496 style = enc_string;
3497 else if (target == xa[XA_TEXT])
3498 style = enc_text;
3499 else if (target == xa[XA_COMPOUND_TEXT])
3500 style = enc_compound_text;
3501#if !ENABLE_MINIMAL
3502 else if (target == xa[XA_UTF8_STRING])
3503 style = enc_utf8;
3504#endif
3505 else
3506 {
3507 target = xa[XA_COMPOUND_TEXT];
3508 style = enc_compound_text;
3509 }
3510
3511 if (rq.selection == XA_PRIMARY && selection.text)
3512 {
3513 cl = selection.text;
3514 selectlen = selection.len;
3515 }
3516 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3517 {
3518 cl = selection.clip_text;
3519 selectlen = selection.clip_len;
3520 }
3521 else
3522 {
3523 cl = L"";
3524 selectlen = 0;
3525 }
3526
3527#if !ENABLE_MINIMAL
3528 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3529 // so recode it manually
3530 if (style == enc_utf8)
3531 {
3532 freect = 1;
3533 ct.encoding = target;
3534 ct.format = 8;
3535 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3536 ct.nitems = strlen ((char *)ct.value);
3537 }
3538 else
3539#endif
3540 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3541 freect = 1;
3542 else
3543 {
3544 /* if we failed to convert then send it raw */
3545 ct.value = (unsigned char *)cl;
3546 ct.nitems = selectlen;
3547 ct.encoding = target;
3548 }
3549
3550 XChangeProperty (dpy, rq.requestor, property,
3551 ct.encoding, 8, PropModeReplace,
3552 ct.value, (int)ct.nitems);
3553 ev.property = property;
3554
3555 if (freect)
3556 XFree (ct.value);
3557 }
3558
3559 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3560}
3561
3562/* ------------------------------------------------------------------------- */
3236#ifdef USE_XIM 3563#ifdef USE_XIM
3237 Atom32 target_list[4];
3238#else
3239 Atom32 target_list[3];
3240#endif
3241 Atom target;
3242 XTextProperty ct;
3243 XICCEncodingStyle style;
3244 char *cl[2], dummy[1];
3245
3246 ev.type = SelectionNotify;
3247 ev.property = None;
3248 ev.display = rq->display;
3249 ev.requestor = rq->requestor;
3250 ev.selection = rq->selection;
3251 ev.target = rq->target;
3252 ev.time = rq->time;
3253
3254 if (rq->target == R->xa[XA_TARGETS]) {
3255 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3256 target_list[1] = (Atom32) XA_STRING;
3257 target_list[2] = (Atom32) R->xa[XA_TEXT];
3258#ifdef USE_XIM
3259 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3260#endif
3261 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3262 (8 * sizeof(target_list[0])), PropModeReplace,
3263 (unsigned char *)target_list,
3264 (sizeof(target_list) / sizeof(target_list[0])));
3265 ev.property = rq->property;
3266 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3267 /* TODO: Handle MULTIPLE */
3268 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3269 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3270 (8 * sizeof(Time)), PropModeReplace,
3271 (unsigned char *)&R->selection_time, 1);
3272 ev.property = rq->property;
3273 } else if (rq->target == XA_STRING
3274 || rq->target == R->xa[XA_COMPOUND_TEXT]
3275 || rq->target == R->xa[XA_TEXT]) {
3276#ifdef USE_XIM
3277 short freect = 0;
3278#endif
3279 int selectlen;
3280
3281#ifdef USE_XIM
3282 if (rq->target != XA_STRING) {
3283 target = R->xa[XA_COMPOUND_TEXT];
3284 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3285 ? XCompoundTextStyle : XStdICCTextStyle;
3286 } else
3287#endif
3288 {
3289 target = XA_STRING;
3290 style = XStringStyle;
3291 }
3292 if (R->selection.text) {
3293 cl[0] = (char *)R->selection.text;
3294 selectlen = R->selection.len;
3295 } else {
3296 cl[0] = dummy;
3297 *dummy = '\0';
3298 selectlen = 0;
3299 }
3300#ifdef USE_XIM
3301 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3302 == Success) /* if we failed to convert then send it raw */
3303 freect = 1;
3304 else
3305#endif
3306 {
3307 ct.value = (unsigned char *)cl[0];
3308 ct.nitems = selectlen;
3309 }
3310 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3311 target, 8, PropModeReplace,
3312 ct.value, (int)ct.nitems);
3313 ev.property = rq->property;
3314#ifdef USE_XIM
3315 if (freect)
3316 XFree(ct.value);
3317#endif
3318 }
3319 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3320}
3321
3322/* ------------------------------------------------------------------------- *
3323 * MOUSE ROUTINES *
3324 * ------------------------------------------------------------------------- */
3325
3326/*
3327 * return col/row values corresponding to x/y pixel values
3328 */
3329void 3564void
3330rxvt_term::pixel_position (int *x, int *y)
3331{
3332 *x = Pixel2Col(*x);
3333 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3334 *y = Pixel2Row(*y);
3335 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3336}
3337
3338/* ------------------------------------------------------------------------- */
3339#ifdef USE_XIM
3340void
3341rxvt_term::set_position (XPoint *pos) 3565rxvt_term::im_set_position (XPoint &pos) NOTHROW
3342{ 3566{
3343 XWindowAttributes xwa; 3567 XWindowAttributes xwa;
3344 3568
3345 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3569 XGetWindowAttributes (dpy, vt, &xwa);
3570
3346 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3571 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3347 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3572 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3348} 3573}
3349
3350#endif 3574#endif
3351/* ------------------------------------------------------------------------- */ 3575
3352 3576#if ENABLE_OVERLAY
3577void
3578rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3579{
3580 if (nrow < 1 || ncol < 1)
3581 return;
3582
3583 want_refresh = 1;
3584
3585 scr_overlay_off ();
3586
3587 if (x < 0) x = ncol - w;
3588 if (y < 0) y = nrow - h;
3589
3590 // make space for border
3591 w += 2; min_it (w, ncol);
3592 h += 2; min_it (h, nrow);
3593
3594 x -= 1; clamp_it (x, 0, ncol - w);
3595 y -= 1; clamp_it (y, 0, nrow - h);
3596
3597 ov.x = x; ov.y = y;
3598 ov.w = w; ov.h = h;
3599
3600 ov.text = new text_t *[h];
3601 ov.rend = new rend_t *[h];
3602
3603 for (y = 0; y < h; y++)
3604 {
3605 text_t *tp = ov.text[y] = new text_t[w];
3606 rend_t *rp = ov.rend[y] = new rend_t[w];
3607
3608 text_t t0, t1, t2;
3609 rend_t r = OVERLAY_RSTYLE;
3610
3611 if (y == 0)
3612 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3613 else if (y < h - 1)
3614 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3615 else
3616 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3617
3618 *tp++ = t0;
3619 *rp++ = r;
3620
3621 for (x = w - 2; x > 0; --x)
3622 {
3623 *tp++ = t1;
3624 *rp++ = r;
3625 }
3626
3627 *tp = t2;
3628 *rp = r;
3629 }
3630}
3631
3632void
3633rxvt_term::scr_overlay_off () NOTHROW
3634{
3635 if (!ov.text)
3636 return;
3637
3638 want_refresh = 1;
3639
3640 for (int y = 0; y < ov.h; y++)
3641 {
3642 delete [] ov.text[y];
3643 delete [] ov.rend[y];
3644 }
3645
3646 delete [] ov.text; ov.text = 0;
3647 delete [] ov.rend; ov.rend = 0;
3648}
3649
3650void
3651rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3652{
3653 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3654 return;
3655
3656 x++, y++;
3657
3658 ov.text[y][x] = text;
3659 ov.rend[y][x] = rend;
3660}
3661
3662void
3663rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3664{
3665 while (*s)
3666 scr_overlay_set (x++, y, *s++);
3667}
3668
3669void
3670rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3671{
3672 while (*s)
3673 {
3674 text_t t = *s++;
3675 int width = WCWIDTH (t);
3676
3677 while (width--)
3678 {
3679 scr_overlay_set (x++, y, t);
3680 t = NOCHAR;
3681 }
3682 }
3683}
3684
3685void
3686rxvt_term::scr_swap_overlay () NOTHROW
3687{
3688 if (!ov.text)
3689 return;
3690
3691 // hide cursor if it is within the overlay area
3692 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3693 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3694 screen.flags &= ~Screen_VisibleCursor;
3695
3696 // swap screen mem with overlay
3697 for (int y = ov.h; y--; )
3698 {
3699 text_t *t1 = ov.text[y];
3700 rend_t *r1 = ov.rend[y];
3701
3702 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3703 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3704
3705 for (int x = ov.w; x--; )
3706 {
3707 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3708 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3709 }
3710 }
3711}
3712
3713#endif
3353/* ------------------------------------------------------------------------- * 3714/* ------------------------------------------------------------------------- */
3354 * DEBUG ROUTINES *
3355 * ------------------------------------------------------------------------- */
3356#if 0
3357/* INTPROTO */
3358void
3359rxvt_debug_colors(void)
3360{
3361 int color;
3362 const char *name[] = {
3363 "fg", "bg",
3364 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3365 };
3366 3715
3367 fprintf(stderr, "Color ( ");
3368 if (R->rstyle & RS_RVid)
3369 fprintf(stderr, "rvid ");
3370 if (R->rstyle & RS_Bold)
3371 fprintf(stderr, "bold ");
3372 if (R->rstyle & RS_Blink)
3373 fprintf(stderr, "blink ");
3374 if (R->rstyle & RS_Uline)
3375 fprintf(stderr, "uline ");
3376 fprintf(stderr, "): ");
3377
3378 color = GET_FGCOLOR(R->rstyle);
3379#ifndef NO_BRIGHTCOLOR
3380 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3381 color -= (minBrightCOLOR - minCOLOR);
3382 fprintf(stderr, "bright ");
3383 }
3384#endif
3385 fprintf(stderr, "%s on ", name[color]);
3386
3387 color = GET_BGCOLOR(R->rstyle);
3388#ifndef NO_BRIGHTCOLOR
3389 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3390 color -= (minBrightCOLOR - minCOLOR);
3391 fprintf(stderr, "bright ");
3392 }
3393#endif
3394 fprintf(stderr, "%s\n", name[color]);
3395}
3396#endif

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