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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.12 by pcg, Thu Dec 18 14:11:47 2003 UTC vs.
Revision 1.191 by root, Thu Dec 22 18:36:55 2005 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * $Id: screen.C,v 1.12 2003/12/18 14:11:47 pcg Exp $
5 * 4 *
6 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * 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
9 * 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
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
17 * 17 *
18 * 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
19 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
21 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
22/* 23/*
23 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
24 */ 25 */
25 26
26#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
27#define INTERN_SCREEN
28#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
29#include "screen.intpro" /* PROTOS for internal routines */
30 29
31#include <X11/Xmd.h> /* get the typedef for CARD32 */ 30#include <X11/Xmd.h> /* get the typedef for CARD32 */
32 31
33#include <stdint.h> 32#include <inttypes.h>
34#include <wchar.h>
35 33
36#include "salloc.C" // HACK!! 34#include "salloc.C" // HACK, should be a seperate compile!
37 35
38inline void fill_text (text_t *start, text_t value, int len) 36inline void fill_text (text_t *start, text_t value, int len)
39{ 37{
40 while (len--) 38 while (len--)
41 *start++ = value; 39 *start++ = value;
42} 40}
43 41
44/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
45#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
46#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
47 46
48/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
50 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
51#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
52 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (options & Opt_scrollTtyOutput) \
53 (R)->TermWin.view_start = 0 52 view_start = 0
54#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
55 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
56 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
57#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
58 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
59 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
60 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
61 60
62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
63 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
65 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
67 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
69 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
71 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
73 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
74 73
75/* these must be row_col_t */ 74/* these must be row_col_t */
76#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
77 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
78#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
79 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
80#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
81 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
82#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
83 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 82 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
85 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
88 87
89/* 88/*
90 * CLEAR_ROWS : clear <num> rows starting from row <row> 89 * CLEAR_ROWS : clear <num> rows starting from row <row>
91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
93 */ 92 */
94#define drawBuffer TermWin.vt 93#define drawBuffer vt
95 94
96#define CLEAR_ROWS(row, num) \ 95#define CLEAR_ROWS(row, num) \
97 if (TermWin.mapped) \ 96 if (mapped) \
98 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \ 97 XClearArea (display->display, drawBuffer, 0, \
99 Row2Pixel(row), (unsigned int)TermWin.width, \ 98 Row2Pixel (row), (unsigned int)width, \
100 (unsigned int)Height2Pixel(num), False) 99 (unsigned int)Height2Pixel (num), False)
101 100
102#define CLEAR_CHARS(x, y, num) \ 101#define CLEAR_CHARS(x, y, num) \
103 if (TermWin.mapped) \ 102 if (mapped) \
104 XClearArea (Xdisplay, drawBuffer, x, y, \ 103 XClearArea (display->display, drawBuffer, x, y, \
105 (unsigned int)Width2Pixel(num), \ 104 (unsigned int)Width2Pixel (num), \
106 (unsigned int)Height2Pixel(1), False) 105 (unsigned int)Height2Pixel (1), False)
107 106
108#define ERASE_ROWS(row, num) \ 107#define ERASE_ROWS(row, num) \
109 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \ 108 XFillRectangle (display->display, drawBuffer, gc, \
110 TermWin.int_bwidth, Row2Pixel(row), \ 109 0, Row2Pixel (row), \
111 (unsigned int)TermWin.width, \ 110 (unsigned int)width, \
112 (unsigned int)Height2Pixel(num)) 111 (unsigned int)Height2Pixel (num))
113 112
114/* ------------------------------------------------------------------------- * 113/* ------------------------------------------------------------------------- *
115 * SCREEN `COMMON' ROUTINES * 114 * SCREEN `COMMON' ROUTINES *
116 * ------------------------------------------------------------------------- */ 115 * ------------------------------------------------------------------------- */
116
117/* Fill part/all of a line with blanks. */ 117/* Fill part/all of a line with blanks. */
118void 118void
119rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 119rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs)
120{ 120{
121 if (!l.t)
122 {
123 lalloc (l);
124 col = 0;
125 width = ncol;
126 }
127
121 efs &= ~RS_baseattrMask; 128 efs &= ~RS_baseattrMask;
122 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 129 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
130
131 text_t *et = l.t + col;
132 rend_t *er = l.r + col;
123 133
124 while (width--) 134 while (width--)
125 { 135 {
126 *et++ = ' '; 136 *et++ = ' ';
127 *er++ = efs; 137 *er++ = efs;
… …
129} 139}
130 140
131/* ------------------------------------------------------------------------- */ 141/* ------------------------------------------------------------------------- */
132/* Fill a full line with blanks - make sure it is allocated first */ 142/* Fill a full line with blanks - make sure it is allocated first */
133void 143void
134rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 144rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs)
135{ 145{
136#ifdef DEBUG_STRICT 146 scr_blank_line (l, 0, ncol, efs);
137 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
138#endif
139 if (tp[row] == NULL)
140 {
141 tp[row] = (text_t *)talloc->alloc ();
142 rp[row] = (rend_t *)ralloc->alloc ();
143 }
144
145 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs);
146} 147}
147 148
148/* ------------------------------------------------------------------------- * 149/* ------------------------------------------------------------------------- *
149 * SCREEN INITIALISATION * 150 * SCREEN INITIALISATION *
150 * ------------------------------------------------------------------------- */ 151 * ------------------------------------------------------------------------- */
152
151void 153void
152rxvt_term::scr_reset () 154rxvt_term::scr_reset ()
153{ 155{
154 unsigned int ncol, nrow, total_rows, prev_total_rows; 156#if ENABLE_OVERLAY
155 unsigned int p, q; 157 scr_overlay_off ();
156 int k; 158#endif
157 rend_t setrstyle;
158 159
159 D_SCREEN((stderr, "rxvt_scr_reset()"));
160
161 TermWin.view_start = 0; 160 view_start = 0;
162 num_scr = 0; 161 num_scr = 0;
163 162
164 if (TermWin.ncol == 0) 163 if (ncol == 0)
165 TermWin.ncol = 80; 164 ncol = 80;
166 165
167 if (TermWin.nrow == 0) 166 if (nrow == 0)
168 TermWin.nrow = 24; 167 nrow = 24;
169
170 ncol = TermWin.ncol;
171 nrow = TermWin.nrow;
172 168
173 if (ncol == prev_ncol && nrow == prev_nrow) 169 if (ncol == prev_ncol && nrow == prev_nrow)
174 return; 170 return;
175 171
172 // we need at least two lines for wrapping to work correctly
173 if (nrow + saveLines < 2)
174 {
175 //TODO//FIXME
176 saveLines++;
177 prev_nrow--;
178 nsaved++;
179 }
180
176 want_refresh = 1; 181 want_refresh = 1;
177 182
183 int prev_total_rows = prev_nrow + saveLines;
178 total_rows = nrow + TermWin.saveLines; 184 total_rows = nrow + saveLines;
179 prev_total_rows = prev_nrow + TermWin.saveLines;
180 185
181 screen.tscroll = 0; 186 screen.tscroll = 0;
182 screen.bscroll = nrow - 1; 187 screen.bscroll = nrow - 1;
183 188
184 if (!talloc) 189 if (!row_buf)
185 { 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 nsaved = 0; /* no saved lines */
196 term_start = 0;
197
186 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 198 talloc = new rxvt_salloc (ncol * sizeof (text_t));
187 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
188 } 200
189 201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
190 if (prev_nrow == 0)
191 {
192 /*
193 * first time called so just malloc everything : don't rely on realloc
194 * Note: this is still needed so that all the scrollback lines are NULL
195 */
196 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
197 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
198 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *)); 204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
199 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
200 205
201 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 206 for (int row = nrow; row--; )
202 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
203
204 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
206 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
208
209 for (p = 0; p < nrow; p++)
210 {
211 q = p + TermWin.saveLines;
212 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
214 screen.tlen[q] = swap.tlen[p] = 0;
215 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
216 } 207 {
208 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
209 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
210 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
211 }
217 212
218 MEMSET(charsets, 'B', sizeof(charsets)); 213 memset (charsets, 'B', sizeof (charsets));
219 TermWin.nscrolled = 0; /* no saved lines */
220 rstyle = DEFAULT_RSTYLE; 214 rstyle = DEFAULT_RSTYLE;
221 screen.flags = Screen_DefaultFlags; 215 screen.flags = Screen_DefaultFlags;
222 screen.cur.row = screen.cur.col = 0; 216 screen.cur.row = screen.cur.col = 0;
223 screen.charset = 0; 217 screen.charset = 0;
224 current_screen = PRIMARY; 218 current_screen = PRIMARY;
225 rxvt_scr_cursor (this, SAVE); 219 scr_cursor (SAVE);
226 220
227#if NSCREENS 221#if NSCREENS
228 swap.flags = Screen_DefaultFlags; 222 swap.flags = Screen_DefaultFlags;
229 swap.cur.row = swap.cur.col = 0; 223 swap.cur.row = swap.cur.col = 0;
230 swap.charset = 0; 224 swap.charset = 0;
231 current_screen = SECONDARY; 225 current_screen = SECONDARY;
232 rxvt_scr_cursor (this, SAVE); 226 scr_cursor (SAVE);
233 current_screen = PRIMARY; 227 current_screen = PRIMARY;
234#endif 228#endif
235 229
236 selection.text = NULL; 230 selection.text = NULL;
237 selection.len = 0; 231 selection.len = 0;
238 selection.op = SELECTION_CLEAR; 232 selection.op = SELECTION_CLEAR;
239 selection.screen = PRIMARY; 233 selection.screen = PRIMARY;
240 selection.clicks = 0; 234 selection.clicks = 0;
241 CLEAR_ALL_SELECTION (this); 235 CLEAR_ALL_SELECTION ();
242 rvideo = 0; 236 rvideo = 0;
243 } 237 }
244 else 238 else
245 { 239 {
246 /* 240 /*
247 * add or delete rows as appropriate 241 * add or delete rows as appropriate
248 */ 242 */
249 setrstyle = DEFAULT_RSTYLE;
250 243
244 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
245 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
246
247#if 0
251 if (nrow < prev_nrow) 248 if (nrow < prev_nrow)
252 { 249 {
253 /* delete rows */
254 k = min (TermWin.nscrolled, prev_nrow - nrow);
255 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
256
257 for (p = nrow; p < prev_nrow; p++) 250 for (int row = nrow; row < prev_nrow; row++)
258 { 251 {
259 q = p + TermWin.saveLines; 252 lfree (swap_buf [row]);
260 if (screen.text[q]) 253 lfree (drawn_buf[row]);
254 }
255 }
256#endif
257
258 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
259 temp_buf = (line_t *)rxvt_realloc (temp_buf , nrow * sizeof (line_t));
260 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
261
262 for (int row = min (nrow, prev_nrow); row--; )
263 {
264 lresize (drawn_buf[row]);
265 lresize (swap_buf [row]);
266 }
267
268 for (int row = prev_nrow; row < nrow; row++)
269 {
270 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
271 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
272 }
273
274 line_t *old_buf = row_buf; row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
275
276 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
277 int pend = MOD (term_start - nsaved , prev_total_rows);
278 int q = total_rows; // rewrapped row
279
280 if (nsaved)
281 {
282 // re-wrap lines, this is rather ugly, possibly because I am too dumb
283 // to come up with a lean and mean algorithm.
284
285 row_col_t ocur = screen.cur;
286 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
287
288 while (p != pend && q > 0)
289 {
290 p = MOD (p - 1, prev_total_rows);
291#ifdef DEBUG_STRICT
292 assert (old_buf [MOD (p, prev_total_rows)].t);
293#endif
294
295 int plines = 1;
296 int llen = old_buf [MOD (p, prev_total_rows)].l;
297
298 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
261 { 299 {
300 p = MOD (p - 1, prev_total_rows);
301
302 plines++;
303 llen += prev_ncol;
304 }
305
306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
319 {
320 qline = row_buf + qrow;
321 lalloc (*qline);
322 qline->set_is_longer ();
323
324 int qcol = 0;
325
326 // fill a single destination line
327 while (lofs < llen && qcol < ncol)
328 {
329 int prow = lofs / prev_ncol;
330 int pcol = lofs % prev_ncol;
331
332 prow = MOD (p + prow, prev_total_rows);
333
334 // we only adjust the cursor _row_ and put it into
335 // the topmost line of "long line" it was in, as
336 // this seems to upset applications/shells/readline
337 // least.
338 if (prow == ocur.row)
339 screen.cur.row = q - (total_rows - nrow);
340
341 line_t &pline = old_buf [prow];
342
343 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
344
345 assert (len);
346 assert (pline.t);
347
348 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
349 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
350
351 lofs += len;
352 qcol += len;
353 }
354 }
355
356 qline->l = llen < ncol ? llen : MOD (llen - 1, ncol) + 1;
357 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
358 }
359
360 term_start = total_rows - nrow;
361 view_start = 0;
362 nsaved = term_start - q;
363
364 // make sure all terminal lines exist
365 while (nsaved < 0)
366 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);
367
368 }
369 else
370 {
371 // if no scrollback exists (yet), wing, instead of wrap
372
373 for (int row = min (nrow, prev_nrow); row--; )
374 {
375 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
376 line_t &qline = row_buf [row];
377
378 qline = pline;
379 lresize (qline);
380 }
381
382 for (int row = prev_nrow; row < nrow; row++)
383 {
384 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
385 }
386
387 term_start = 0;
388 view_start = 0;
389 }
390
262#ifdef DEBUG_STRICT 391#ifdef DEBUG_STRICT
263 assert (screen.rend[q]); 392 for (int i = -nsaved; i < nrow; i++)
393 assert (ROW (i).t);
264#endif 394#endif
265 talloc->free (screen.text[q]);
266 ralloc->free (screen.rend[q]);
267 }
268 if (swap.text[p])
269 {
270#ifdef DEBUG_STRICT
271 assert (swap.rend[p]);
272#endif
273 talloc->free (swap.text[p]);
274 ralloc->free (swap.rend[p]);
275 }
276#ifdef DEBUG_STRICT
277 assert (drawn_text[p] && drawn_rend[p]);
278#endif
279 talloc->free (drawn_text[p]);
280 ralloc->free (drawn_rend[p]);
281 }
282 395
283 /* we have fewer rows so fix up cursor position */ 396 free (old_buf);
284 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 397 delete old_ta;
285 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 398 delete old_ra;
286 399
287 scr_reset_realloc (); /* realloc _last_ */
288 }
289 else if (nrow > prev_nrow)
290 {
291 /* add rows */
292 scr_reset_realloc (); /* realloc _first_ */
293
294 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this
295
296 k = min (TermWin.nscrolled, nrow - prev_nrow);
297
298 for (p = prev_total_rows; p < total_rows; p++)
299 {
300 screen.tlen[p] = 0;
301 screen.text[p] = NULL;
302 screen.rend[p] = NULL;
303 }
304
305 for (p = prev_total_rows; p < total_rows - k; p++)
306 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
307
308 for (p = prev_nrow; p < nrow; p++)
309 {
310 swap.tlen[p] = 0;
311 swap.text[p] = NULL;
312 swap.rend[p] = NULL;
313 drawn_text[p] = NULL;
314 drawn_rend[p] = NULL;
315 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
316 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
317 }
318
319 if (k > 0)
320 {
321 scr_scroll_text (0, (int)nrow - 1, -k, 1);
322 screen.cur.row += k;
323 screen.s_cur.row += k;
324 TermWin.nscrolled -= k;
325 }
326#ifdef DEBUG_STRICT
327 assert(screen.cur.row < TermWin.nrow);
328 assert(swap.cur.row < TermWin.nrow);
329#else /* drive with your eyes closed */
330
331 MIN_IT(screen.cur.row, nrow - 1); 400 clamp_it (screen.cur.row, 0, nrow - 1);
332 MIN_IT(swap.cur.row, nrow - 1); 401 clamp_it (screen.cur.col, 0, ncol - 1);
333#endif
334 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
335 }
336
337 /* resize columns */
338 if (ncol != prev_ncol)
339 {
340 int common = min (prev_ncol, ncol);
341 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
342 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
343
344 for (p = 0; p < total_rows; p++)
345 {
346 if (screen.text[p])
347 {
348 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
349 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
350
351 MIN_IT(screen.tlen[p], (int16_t)ncol);
352
353 if (ncol > prev_ncol)
354 scr_blank_line (&(screen.text[p][prev_ncol]),
355 &(screen.rend[p][prev_ncol]),
356 ncol - prev_ncol,
357 setrstyle);
358 }
359 }
360
361 for (p = 0; p < nrow; p++)
362 {
363 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
364 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
365
366 if (ncol > prev_ncol)
367 scr_blank_line (&(drawn_text[p][prev_ncol]),
368 &(drawn_rend[p][prev_ncol]),
369 ncol - prev_ncol, setrstyle);
370
371 if (swap.text[p])
372 {
373 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
374 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
375
376 MIN_IT(swap.tlen[p], (int16_t)ncol);
377
378 if (ncol > prev_ncol)
379 scr_blank_line (&(swap.text[p][prev_ncol]),
380 &(swap.rend[p][prev_ncol]),
381 ncol - prev_ncol, setrstyle);
382 }
383
384 }
385
386 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
387 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
388
389 delete talloc; talloc = ta;
390 delete ralloc; ralloc = ra;
391 }
392 402
393 if (tabs) 403 if (tabs)
394 free(tabs); 404 free (tabs);
395 } 405 }
396 406
397 prev_nrow = nrow; 407 prev_nrow = nrow;
398 prev_ncol = ncol; 408 prev_ncol = ncol;
399 409
400 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 410 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
401 411
402 for (p = 0; p < ncol; p++) 412 for (int col = ncol; col--; )
403 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 413 tabs [col] = col % TABSIZE == 0;
404 414
405 tt_winch (); 415 tt_winch ();
406} 416}
407 417
408void
409rxvt_term::scr_reset_realloc()
410{
411 uint16_t total_rows, nrow;
412
413 nrow = TermWin.nrow;
414 total_rows = nrow + TermWin.saveLines;
415 /* *INDENT-OFF* */
416 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
417 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
418 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
419 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
420
421 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
422 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
423
424 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
425 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
426 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
427 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
428 /* *INDENT-ON* */
429}
430
431/* ------------------------------------------------------------------------- */ 418/* ------------------------------------------------------------------------- */
432/* 419/*
433 * Free everything. That way malloc debugging can find leakage. 420 * Free everything. That way malloc debugging can find leakage.
434 */ 421 */
435void 422void
436rxvt_term::scr_release() 423rxvt_term::scr_release ()
437{ 424{
438 uint16_t total_rows; 425 delete talloc; talloc = 0;
439 int i; 426 delete ralloc; ralloc = 0;
440 427
441 total_rows = TermWin.nrow + TermWin.saveLines; 428 free (row_buf);
442 429 free (swap_buf);
443#ifdef DEBUG_STRICT
444 for (i = 0; i < total_rows; i++)
445 {
446 if (screen.text[i])
447 /* then so is screen.rend[i] */
448 assert(screen.rend[i]);
449 }
450#endif
451
452 delete talloc;
453 delete ralloc;
454
455 free (screen.text);
456 free (screen.tlen);
457 free (screen.rend);
458 free (drawn_text); 430 free (drawn_buf);
459 free (drawn_rend); 431 free (temp_buf);
460 free (swap.text);
461 free (swap.tlen);
462 free (swap.rend);
463 free (buf_text);
464 free (buf_rend);
465 free (tabs); 432 free (tabs);
466 433
467 /* NULL these so if anything tries to use them, we'll know about it */ 434 row_buf = 0; // signal that we freed all the arrays
468 screen.text = drawn_text = swap.text = NULL;
469 screen.rend = drawn_rend = swap.rend = NULL;
470 screen.tlen = swap.tlen = NULL;
471 buf_text = NULL;
472 buf_rend = NULL;
473 tabs = NULL;
474} 435}
475 436
476/* ------------------------------------------------------------------------- */ 437/* ------------------------------------------------------------------------- */
477/* 438/*
478 * Hard reset 439 * Hard reset
479 */ 440 */
480/* EXTPROTO */
481void 441void
482rxvt_scr_poweron(pR) 442rxvt_term::scr_poweron ()
483{ 443{
484 D_SCREEN((stderr, "rxvt_scr_poweron()"));
485
486 R->scr_release (); 444 scr_release ();
487 R->prev_nrow = R->prev_ncol = 0; 445 prev_nrow = prev_ncol = 0;
488 R->scr_reset (); 446 scr_reset ();
489 447
490 R->scr_clear (); 448 scr_clear (true);
491 R->scr_refresh (SLOW_REFRESH); 449 scr_refresh (SLOW_REFRESH);
492#ifdef RXVT_GRAPHICS
493 rxvt_Gr_reset (aR);
494#endif
495} 450}
496 451
497/* ------------------------------------------------------------------------- * 452/* ------------------------------------------------------------------------- *
498 * PROCESS SCREEN COMMANDS * 453 * PROCESS SCREEN COMMANDS *
499 * ------------------------------------------------------------------------- */ 454 * ------------------------------------------------------------------------- */
500/* 455/*
501 * Save and Restore cursor 456 * Save and Restore cursor
502 * XTERM_SEQ: Save cursor : ESC 7 457 * XTERM_SEQ: Save cursor : ESC 7
503 * XTERM_SEQ: Restore cursor: ESC 8 458 * XTERM_SEQ: Restore cursor: ESC 8
504 */ 459 */
505/* EXTPROTO */
506void 460void
507rxvt_scr_cursor(pR_ int mode) 461rxvt_term::scr_cursor (int mode)
508{ 462{
509 screen_t *s; 463 screen_t *s;
510
511 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
512 464
513#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 465#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
514 if (R->current_screen == SECONDARY) 466 if (current_screen == SECONDARY)
515 s = &(R->swap); 467 s = &swap;
516 else 468 else
517#endif 469#endif
518 s = &(R->screen); 470 s = &screen;
471
519 switch (mode) { 472 switch (mode)
473 {
520 case SAVE: 474 case SAVE:
521 s->s_cur.row = s->cur.row; 475 s->s_cur.row = screen.cur.row;
522 s->s_cur.col = s->cur.col; 476 s->s_cur.col = screen.cur.col;
523 s->s_rstyle = R->rstyle; 477 s->s_rstyle = rstyle;
524 s->s_charset = s->charset; 478 s->s_charset = screen.charset;
525 s->s_charset_char = R->charsets[s->charset]; 479 s->s_charset_char = charsets[screen.charset];
526 break; 480 break;
481
527 case RESTORE: 482 case RESTORE:
528 R->want_refresh = 1; 483 want_refresh = 1;
529 s->cur.row = s->s_cur.row; 484 screen.cur.row = s->s_cur.row;
530 s->cur.col = s->s_cur.col; 485 screen.cur.col = s->s_cur.col;
531 s->flags &= ~Screen_WrapNext; 486 screen.flags &= ~Screen_WrapNext;
532 R->rstyle = s->s_rstyle; 487 rstyle = s->s_rstyle;
533 s->charset = s->s_charset; 488 screen.charset = s->s_charset;
534 R->charsets[s->charset] = s->s_charset_char; 489 charsets[screen.charset] = s->s_charset_char;
535 rxvt_set_font_style(aR); 490 set_font_style ();
536 break; 491 break;
537 } 492 }
493
538/* boundary check in case screen size changed between SAVE and RESTORE */ 494 /* boundary check in case screen size changed between SAVE and RESTORE */
539 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 495 min_it (s->cur.row, nrow - 1);
540 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 496 min_it (s->cur.col, ncol - 1);
541#ifdef DEBUG_STRICT 497#ifdef DEBUG_STRICT
542 assert(s->cur.row >= 0); 498 assert (s->cur.row >= 0);
543 assert(s->cur.col >= 0); 499 assert (s->cur.col >= 0);
544#else /* drive with your eyes closed */
545 MAX_IT(s->cur.row, 0);
546 MAX_IT(s->cur.col, 0);
547#endif 500#endif
548} 501}
549 502
550/* ------------------------------------------------------------------------- */ 503/* ------------------------------------------------------------------------- */
551/* 504/*
552 * Swap between primary and secondary screens 505 * Swap between primary and secondary screens
553 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 506 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
554 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 507 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
555 */ 508 */
556/* EXTPROTO */
557int 509int
558rxvt_scr_change_screen(pR_ int scrn) 510rxvt_term::scr_change_screen (int scrn)
559{ 511{
560 int i; 512 want_refresh = 1;
513 view_start = 0;
514
515 if (current_screen == scrn)
516 return scrn;
517
518 selection_check (2); /* check for boundary cross */
519
520 int i = current_screen; current_screen = scrn; scrn = i;
521
522 ::swap (screen.cur.row, swap.cur.row);
523 ::swap (screen.cur.col, swap.cur.col);
524
525 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
526 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
527
561#if NSCREENS 528#if NSCREENS
562 int offset; 529 if (options & Opt_secondaryScreen)
563#endif 530 {
564
565 R->want_refresh = 1;
566
567 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
568
569 R->TermWin.view_start = 0;
570
571 if (R->current_screen == scrn)
572 return R->current_screen;
573
574 rxvt_selection_check(aR_ 2); /* check for boundary cross */
575
576 SWAP_IT(R->current_screen, scrn, int);
577#if NSCREENS
578 R->num_scr = 0; 531 num_scr = 0;
579 offset = R->TermWin.saveLines; 532
580 for (i = R->prev_nrow; i--;) { 533 for (int i = prev_nrow; i--; )
581 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 534 ::swap (ROW(i), swap_buf [i]);
582 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 535
583 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 536 ::swap (screen.charset, swap.charset);
584 } 537 ::swap (screen.flags, swap.flags);
585 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
586 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
587# ifdef DEBUG_STRICT
588 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
589 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
590# else /* drive with your eyes closed */
591 MAX_IT(R->screen.cur.row, 0);
592 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
593 MAX_IT(R->screen.cur.col, 0);
594 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
595# endif
596 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
597 SWAP_IT(R->screen.flags, R->swap.flags, int);
598 R->screen.flags |= Screen_VisibleCursor; 538 screen.flags |= Screen_VisibleCursor;
599 R->swap.flags |= Screen_VisibleCursor; 539 swap.flags |= Screen_VisibleCursor;
600
601# ifdef RXVT_GRAPHICS
602
603 if (rxvt_Gr_Displayed(aR)) {
604 rxvt_Gr_scroll(aR_ 0);
605 rxvt_Gr_ChangeScreen(aR);
606 } 540 }
541 else
607# endif 542#endif
608#else 543 if (options & Opt_secondaryScroll)
609# ifdef SCROLL_ON_NO_SECONDARY
610# ifdef RXVT_GRAPHICS
611 if (rxvt_Gr_Displayed(aR))
612 rxvt_Gr_ClearScreen(aR);
613# endif
614 if (R->current_screen == PRIMARY
615# ifdef RXVT_GRAPHICS
616 && !rxvt_Gr_Displayed(aR)
617# endif
618 )
619 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 544 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
620# endif 545
621#endif
622 return scrn; 546 return scrn;
547}
548
549// clear WrapNext indicator, solidifying position on next line
550void
551rxvt_term::scr_do_wrap ()
552{
553 if (!(screen.flags & Screen_WrapNext))
554 return;
555
556 screen.flags &= ~Screen_WrapNext;
557
558 screen.cur.col = 0;
559
560 if (screen.cur.row == screen.bscroll)
561 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
562 else if (screen.cur.row < nrow - 1)
563 screen.cur.row++;
623} 564}
624 565
625/* ------------------------------------------------------------------------- */ 566/* ------------------------------------------------------------------------- */
626/* 567/*
627 * Change the colour for following text 568 * Change the colour for following text
628 */ 569 */
629/* EXTPROTO */
630void 570void
631rxvt_scr_color(pR_ unsigned int color, int fgbg) 571rxvt_term::scr_color (unsigned int color, int fgbg)
632{ 572{
573 if (color > maxTermCOLOR)
633 color &= RS_fgMask; 574 color = fgbg;
575
634 if (fgbg == Color_fg) 576 if (fgbg == Color_fg)
635 R->rstyle = SET_FGCOLOR(R->rstyle, color); 577 rstyle = SET_FGCOLOR (rstyle, color);
636 else 578 else
637 R->rstyle = SET_BGCOLOR(R->rstyle, color); 579 rstyle = SET_BGCOLOR (rstyle, color);
638} 580}
639 581
640/* ------------------------------------------------------------------------- */ 582/* ------------------------------------------------------------------------- */
641/* 583/*
642 * Change the rendition style for following text 584 * Change the rendition style for following text
643 */ 585 */
644/* EXTPROTO */
645void 586void
646rxvt_scr_rendition(pR_ int set, int style) 587rxvt_term::scr_rendition (int set, int style)
647{ 588 {
648 if (set) 589 if (set)
649 R->rstyle |= style; 590 rstyle |= style;
650 else if (style == ~RS_None) 591 else if (style == ~RS_None)
651 R->rstyle = DEFAULT_RSTYLE; 592 rstyle = DEFAULT_RSTYLE;
652 else 593 else
653 R->rstyle &= ~style; 594 rstyle &= ~style;
654} 595 }
655 596
656/* ------------------------------------------------------------------------- */ 597/* ------------------------------------------------------------------------- */
657/* 598/*
658 * Scroll text between <row1> and <row2> inclusive, by <count> lines 599 * Scroll text between <row1> and <row2> inclusive, by <count> lines
659 * count positive ==> scroll up 600 * count positive ==> scroll up
660 * count negative ==> scroll down 601 * count negative ==> scroll down
661 * spec == 0 for normal routines
662 */ 602 */
663int 603int
664rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 604rxvt_term::scr_scroll_text (int row1, int row2, int count)
665{ 605{
666 int i, j;
667 long nscrolled;
668
669 if (count == 0 || (row1 > row2)) 606 if (count == 0 || (row1 > row2))
670 return 0; 607 return 0;
671 608
672 want_refresh = 1; 609 want_refresh = 1;
673 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 610 num_scr += count;
674 611
675 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 612 if (count > 0
676 { 613 && row1 == 0
677 nscrolled = (long)TermWin.nscrolled + (long)count; 614 && row2 == nrow - 1
678 615 && (current_screen == PRIMARY || options & Opt_secondaryScroll))
679 if (nscrolled > (long)TermWin.saveLines)
680 TermWin.nscrolled = TermWin.saveLines;
681 else
682 TermWin.nscrolled = (uint16_t)nscrolled;
683
684 if ((Options & Opt_scrollWithBuffer)
685 && TermWin.view_start != 0
686 && TermWin.view_start != TermWin.saveLines)
687 rxvt_scr_page (this, UP, count);
688 } 616 {
689 else if (!spec) 617 nsaved = min (nsaved + count, saveLines);
690 row1 += TermWin.saveLines; 618 term_start = (term_start + count) % total_rows;
691 619
692 row2 += TermWin.saveLines;
693
694 if (selection.op && current_screen == selection.screen) 620 if (selection.op && current_screen == selection.screen)
695 {
696 i = selection.beg.row + TermWin.saveLines;
697 j = selection.end.row + TermWin.saveLines;
698 if ((i < row1 && j > row1)
699 || (i < row2 && j > row2)
700 || (i - count < row1 && i >= row1)
701 || (i - count > row2 && i <= row2)
702 || (j - count < row1 && j >= row1)
703 || (j - count > row2 && j <= row2))
704 {
705 CLEAR_ALL_SELECTION (this);
706 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
707 } 621 {
708 else if (j >= row1 && j <= row2)
709 {
710 /* move selected region too */
711 selection.beg.row -= count; 622 selection.beg.row -= count;
712 selection.end.row -= count; 623 selection.end.row -= count;
713 selection.mark.row -= count; 624 selection.mark.row -= count;
714 }
715 }
716 625
717 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */ 626 selection_check (0);
718
719 num_scr += count;
720 j = count;
721
722 if (count < 0)
723 count = -count;
724
725 i = row2 - row1 + 1;
726 MIN_IT(count, i);
727
728 if (j > 0)
729 {
730 /* A: scroll up */
731
732 /* A1: Copy lines that will get clobbered by the rotation */
733 for (i = 0, j = row1; i < count; i++, j++)
734 { 627 }
735 buf_text[i] = screen.text[j]; 628
736 buf_rend[i] = screen.rend[j]; 629 for (int i = count; i--; )
630 scr_blank_screen_mem (ROW(row2 - i), rstyle);
631
632 if ((options & Opt_scrollWithBuffer)
633 && view_start != 0
634 && view_start != saveLines)
635 scr_page (UP, count);
636 }
637 else
638 {
639 if (selection.op && current_screen == selection.screen)
737 } 640 {
738 /* A2: Rotate lines */ 641 int i = selection.beg.row;
739 for (j = row1, i = j + count; i <= row2; i++, j++) 642 int j = selection.end.row;
643
644 if ((i < row1 && j > row1)
645 || (i < row2 && j > row2)
646 || (i - count < row1 && i >= row1)
647 || (i - count > row2 && i <= row2)
648 || (j - count < row1 && j >= row1)
649 || (j - count > row2 && j <= row2))
650 {
651 CLEAR_ALL_SELECTION ();
652 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
653 }
654 else if (j >= row1 && j <= row2)
655 {
656 /* move selected region too */
657 selection.beg.row -= count;
658 selection.end.row -= count;
659 selection.mark.row -= count;
660
661 selection_check (0);
662 }
740 { 663 }
741 screen.tlen[j] = screen.tlen[i]; 664
742 screen.text[j] = screen.text[i]; 665 // use a simple and robust scrolling algorithm, this
743 screen.rend[j] = screen.rend[i]; 666 // part of scr_scroll_text is not time-critical.
667
668 int rows = row2 - row1 + 1;
669
670 min_it (count, rows);
671
672 for (int row = 0; row < rows; row++)
744 } 673 {
745 j = row2 - count + 1, i = count; 674 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
746 }
747 else /* if (j < 0) */
748 {
749 /* B: scroll down */
750 675
751 /* B1: Copy lines that will get clobbered by the rotation */ 676 if (!IN_RANGE_EXC (row + count, 0, rows))
752 for (i = 0, j = row2; i < count; i++, j--) 677 scr_blank_screen_mem (temp_buf [row], rstyle);
753 { 678 }
754 buf_text[i] = screen.text[j];
755 buf_rend[i] = screen.rend[j];
756 }
757 /* B2: Rotate lines */
758 for (j = row2, i = j - count; i >= row1; i--, j--)
759 {
760 screen.tlen[j] = screen.tlen[i];
761 screen.text[j] = screen.text[i];
762 screen.rend[j] = screen.rend[i];
763 }
764 j = row1, i = count;
765 count = -count;
766 }
767 679
768 /* C: Resurrect lines */ 680 for (int row = 0; row < rows; row++)
769 for (; i--; j++) 681 ROW(row1 + row) = temp_buf [row];
770 { 682 }
771 screen.tlen[j] = 0;
772 screen.text[j] = buf_text[i];
773 screen.rend[j] = buf_rend[i];
774
775 if (!spec) /* line length may not equal TermWin.ncol */
776 scr_blank_screen_mem (screen.text, screen.rend,
777 (unsigned int)j, rstyle);
778 }
779
780#ifdef RXVT_GRAPHICS
781 if (rxvt_Gr_Displayed (this))
782 rxvt_Gr_scroll(this, count);
783#endif
784 683
785 return count; 684 return count;
786} 685}
787 686
788/* ------------------------------------------------------------------------- */ 687/* ------------------------------------------------------------------------- */
789/* 688/*
790 * Add text given in <str> of length <len> to screen struct 689 * Add text given in <str> of length <len> to screen struct
791 */ 690 */
792/* EXTPROTO */
793void 691void
794rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 692rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
795{ 693{
796 unsigned char checksel, clearsel;
797 uint32_t c;
798 int i, row, last_col;
799 text_t *stp;
800 rend_t *srp;
801
802 if (len <= 0) /* sanity */ 694 if (len <= 0) /* sanity */
803 return; 695 return;
804 696
697 unsigned char checksel;
698 unicode_t c;
699 int row, last_col;
700 const unicode_t *strend = str + len;
701
805 R->want_refresh = 1; 702 want_refresh = 1;
806 last_col = R->TermWin.ncol;
807
808 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
809 ZERO_SCROLLBACK(R); 703 ZERO_SCROLLBACK ();
704 last_col = ncol;
705
810 if (nlines > 0) { 706 if (nlines > 0)
707 {
811 nlines += (R->screen.cur.row - R->screen.bscroll); 708 nlines += screen.cur.row - screen.bscroll;
812 if ((nlines > 0) 709 if (nlines > 0
813 && (R->screen.tscroll == 0) 710 && screen.tscroll == 0
814 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 711 && screen.bscroll == (nrow - 1))
712 {
815 /* _at least_ this many lines need to be scrolled */ 713 /* _at least_ this many lines need to be scrolled */
816 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 714 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
817 R->screen.cur.row -= nlines; 715 screen.cur.row -= nlines;
818 } 716 }
819 } 717 }
718
820#ifdef DEBUG_STRICT 719#ifdef DEBUG_STRICT
821 assert(R->screen.cur.col < last_col); 720 assert (screen.cur.col < last_col);
822 assert((R->screen.cur.row < R->TermWin.nrow) 721 assert (screen.cur.row < nrow
823 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 722 && screen.cur.row >= -nsaved);
824#else /* drive with your eyes closed */
825 MIN_IT(R->screen.cur.col, last_col - 1);
826 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
827 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
828#endif 723#endif
829 row = R->screen.cur.row + R->TermWin.saveLines; 724 row = screen.cur.row;
830 725
831 checksel = (R->selection.op 726 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
832 && R->current_screen == R->selection.screen) ? 1 : 0;
833 clearsel = 0;
834 727
835 stp = R->screen.text[row]; 728 line_t *line = &ROW(row);
836 srp = R->screen.rend[row];
837 729
838 for (i = 0; i < len;) { 730 while (str < strend)
731 {
839 c = str[i++]; 732 c = *str++;
840 switch (c) { 733
841 case '\t': 734 if (c < 0x20)
842 rxvt_scr_tab (aR_ 1); 735 if (c == C0_LF)
736 {
737 if (!line->is_longer ()) /* XXX: think about this */
738 max_it (line->l, screen.cur.col);
739
740 screen.flags &= ~Screen_WrapNext;
741
742 if (screen.cur.row == screen.bscroll)
743 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
744 else if (screen.cur.row < (nrow - 1))
745 row = ++screen.cur.row;
746
747 line = &ROW(row); /* _must_ refresh */
843 continue; 748 continue;
844 case '\n': 749 }
750 else if (c == C0_CR)
751 {
845 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 752 if (!line->is_longer ()) /* XXX: think about this */
846 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 753 max_it (line->l, screen.cur.col);
754
847 R->screen.flags &= ~Screen_WrapNext; 755 screen.flags &= ~Screen_WrapNext;
848 if (R->screen.cur.row == R->screen.bscroll) 756 screen.cur.col = 0;
849 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
850 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
851 row = (++R->screen.cur.row) + R->TermWin.saveLines;
852 stp = R->screen.text[row]; /* _must_ refresh */
853 srp = R->screen.rend[row]; /* _must_ refresh */
854 continue; 757 continue;
855 case '\r': 758 }
856 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 759 else if (c == C0_HT)
857 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 760 {
858 R->screen.flags &= ~Screen_WrapNext; 761 scr_tab (1, true);
859 R->screen.cur.col = 0;
860 continue; 762 continue;
861 default:
862 if (c == 127)
863 continue; /* yummmm..... */
864 break;
865 } 763 }
866 764
867 if (checksel /* see if we're writing within selection */ 765 if (checksel /* see if we're writing within selection */
868 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 766 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
869 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 767 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
768 {
870 checksel = 0; 769 checksel = 0;
871 clearsel = 1;
872 } 770 /*
771 * If we wrote anywhere in the selected area, kill the selection
772 * XXX: should we kill the mark too? Possibly, but maybe that
773 * should be a similar check.
774 */
775 CLEAR_SELECTION ();
776 }
777
873 if (R->screen.flags & Screen_WrapNext) { 778 if (screen.flags & Screen_WrapNext)
874 R->screen.tlen[row] = -1;
875 if (R->screen.cur.row == R->screen.bscroll)
876 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0);
877 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
878 row = (++R->screen.cur.row) + R->TermWin.saveLines;
879 stp = R->screen.text[row]; /* _must_ refresh */
880 srp = R->screen.rend[row]; /* _must_ refresh */
881 R->screen.cur.col = 0;
882 R->screen.flags &= ~Screen_WrapNext;
883 } 779 {
884 if (R->screen.flags & Screen_Insert) 780 line->set_is_longer ();
885 rxvt_scr_insdel_chars(aR_ 1, INSERT);
886 781
782 scr_do_wrap ();
783
784 row = screen.cur.row;
785 line = &ROW(row); /* _must_ refresh */
786 }
787
788 // some utf-8 decoders "decode" surrogate characters: let's fix this.
789 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
790 c = 0xfffd;
791
792 // rely on wcwidth to tell us the character width, at least for non-latin1
793 // do wcwidth before further replacements, as wcwidth might return -1
794 // for the line drawing characters below as they might be invalid in the current
795 // locale.
796 int width = c < 0x100 ? 1 : wcwidth (c);
797
887 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 798 if (charsets[screen.charset] == '0') // DEC SPECIAL
888 switch (c) 799 {
800 // vt100 special graphics and line drawing
801 // 5f-7e standard vt100
802 // 40-5e rxvt extension for extra curses acs chars
803 static uint16_t vt100_0[62] = { // 41 .. 7e
804 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
805 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
806 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
807 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
808 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
809 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
810 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
811 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
812 };
813
814 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 { 815 {
890 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 816 c = vt100_0[c - 0x41];
891 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 817 width = 1; // vt100 line drawing characters are always single-width
892 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
893 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
894 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
895 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
896 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
897 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
898 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
899 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
900 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
901 } 818 }
819 }
902 820
903 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 821 if (screen.flags & Screen_Insert)
822 scr_insdel_chars (width, INSERT);
904 823
905 stp[R->screen.cur.col] = c; 824 if (width != 0)
906 srp[R->screen.cur.col] = rend;
907
908 if (c > 255)
909 { 825 {
910 // rely on wcwidth to tell us the character width, at least for non iso-8859-1 826#if !UNICODE_3
911 int width = wcwidth (c); 827 // trim characters we can't store directly :(
828 if (c >= 0x10000)
829# if ENABLE_COMBINING
830 c = rxvt_composite.compose (c); // map to lower 16 bits
831# else
832 c = 0xfffd;
833# endif
834#endif
835
836 // nuke the character at this position, if required
837 if (line->t[screen.cur.col] == NOCHAR
838 || (screen.cur.col < ncol - 1
839 && line->t[screen.cur.col + 1] == NOCHAR))
912 840 {
841 int col = screen.cur.col;
842
843 // find begin
844 while (col > 0 && line->t[col] == NOCHAR)
845 col--;
846
847 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
848
849 // found begin, nuke
850 do {
851 line->t[col] = ' ';
852 line->r[col] = rend;
853 col++;
854 } while (col < ncol && line->t[col] == NOCHAR);
855 }
856
857 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
858
859 // if the character doesn't fit into the remaining columns...
860 if (screen.cur.col > last_col - width && last_col >= width)
861 {
862 // ...output spaces
863 c = ' ';
864 // and try the same character next loop iteration
865 --str;
866 }
867
868 do
869 {
870 line->t[screen.cur.col] = c;
871 line->r[screen.cur.col] = rend;
872
873 if (screen.cur.col < last_col - 1)
874 screen.cur.col++;
875 else
876 {
877 line->l = last_col;
878 if (screen.flags & Screen_Autowrap)
879 screen.flags |= Screen_WrapNext;
880 break;
881 }
882
883 c = NOCHAR;
884 }
885 while (--width > 0);
886
887 // pad with spaces when overwriting wide character with smaller one
913 if (width > 1) 888 if (!width)
889 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
914 { 890 {
915 while (--width > 0 && R->screen.cur.col < last_col - 1) 891 line->t[c] = ' ';
916 { 892 line->r[c] = rend;
917
918 srp[R->screen.cur.col] |= RS_wide;
919
920 R->screen.cur.col++;
921 stp[R->screen.cur.col] = NOCHAR;
922 srp[R->screen.cur.col] = rend;
923 }
924 } 893 }
894 }
895 else // width == 0
896 {
897#if ENABLE_COMBINING
898 // handle combining characters
899 // we just tag the accent on the previous on-screen character.
900 // this is arguably not correct, but also arguably not wrong.
901 // we don't handle double-width characters nicely yet.
902 text_t *tp;
903 rend_t *rp;
904
905 if (screen.cur.col > 0)
906 {
907 tp = line->t + screen.cur.col - 1;
908 rp = line->r + screen.cur.col - 1;
909
910 while (*tp == NOCHAR && tp > line->t)
911 tp--, rp--;
925 } 912 }
913 else if (screen.cur.row > 0
914 && ROW(screen.cur.row - 1).is_longer ())
915 {
916 line_t *line = &ROW(screen.cur.row - 1);
926 917
927 if (R->screen.cur.col < last_col - 1) 918 tp = line->t + last_col - 1;
928 R->screen.cur.col++; 919 rp = line->r + last_col - 1;
920
921 while (*tp == NOCHAR && tp > line->t)
922 tp--, rp--;
923 }
929 else { 924 else
930 R->screen.tlen[row] = last_col; 925 continue;
931 if (R->screen.flags & Screen_Autowrap)
932 R->screen.flags |= Screen_WrapNext;
933 }
934 }
935 if (R->screen.tlen[row] != -1) /* XXX: think about this */
936 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
937 926
938/* 927 // first try to find a precomposed character
939 * If we wrote anywhere in the selected area, kill the selection 928 unicode_t n = rxvt_compose (*tp, c);
940 * XXX: should we kill the mark too? Possibly, but maybe that 929 if (n == NOCHAR)
941 * should be a similar check. 930 n = rxvt_composite.compose (*tp, c);
942 */ 931
943 if (clearsel) 932 *tp = n;
944 CLEAR_SELECTION(R); 933 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
934#endif
935 }
936 }
937
938 if (!line->is_longer ()) /* XXX: think about this */
939 max_it (line->l, screen.cur.col);
945 940
946#ifdef DEBUG_STRICT 941#ifdef DEBUG_STRICT
947 assert(R->screen.cur.row >= 0); 942 assert (screen.cur.row >= 0);
948#else /* drive with your eyes closed */
949 MAX_IT(R->screen.cur.row, 0);
950#endif 943#endif
951} 944}
952 945
953/* ------------------------------------------------------------------------- */ 946/* ------------------------------------------------------------------------- */
954/* 947/*
955 * Process Backspace. Move back the cursor back a position, wrap if have to 948 * Process Backspace. Move back the cursor back a position, wrap if have to
956 * XTERM_SEQ: CTRL-H 949 * XTERM_SEQ: CTRL-H
957 */ 950 */
958/* EXTPROTO */
959void 951void
960rxvt_scr_backspace(pR) 952rxvt_term::scr_backspace ()
961{ 953{
962 R->want_refresh = 1; 954 want_refresh = 1;
955
963 if (R->screen.cur.col == 0) { 956 if (screen.cur.col == 0)
957 {
964 if (R->screen.cur.row > 0) { 958 if (screen.cur.row > 0)
959 {
965#ifdef TERMCAP_HAS_BW 960#ifdef TERMCAP_HAS_BW
966 R->screen.cur.col = R->TermWin.ncol - 1; 961 screen.cur.col = ncol - 1;
967 R->screen.cur.row--; 962 screen.cur.row--;
968 return; 963 return;
969#endif 964#endif
970 } 965 }
966 }
971 } else if ((R->screen.flags & Screen_WrapNext) == 0) 967 else if (!(screen.flags & Screen_WrapNext))
972 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 968 scr_gotorc (0, -1, RELATIVE);
969
973 R->screen.flags &= ~Screen_WrapNext; 970 screen.flags &= ~Screen_WrapNext;
974} 971}
975 972
976/* ------------------------------------------------------------------------- */ 973/* ------------------------------------------------------------------------- */
977/* 974/*
978 * Process Horizontal Tab 975 * Process Horizontal Tab
979 * count: +ve = forward; -ve = backwards 976 * count: +ve = forward; -ve = backwards
980 * XTERM_SEQ: CTRL-I 977 * XTERM_SEQ: CTRL-I
981 */ 978 */
982/* EXTPROTO */
983void 979void
984rxvt_scr_tab(pR_ int count) 980rxvt_term::scr_tab (int count, bool ht)
985{ 981{
986 int i, x; 982 int i, x;
987 983
988 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
989 R->want_refresh = 1; 984 want_refresh = 1;
990 i = x = R->screen.cur.col; 985 i = x = screen.cur.col;
986
991 if (count == 0) 987 if (count == 0)
992 return; 988 return;
993 else if (count > 0) { 989 else if (count > 0)
990 {
991 int row = screen.cur.row;
992
993 line_t &l = ROW(row);
994 rend_t base_rend = l.r[i];
995 ht &= l.t[i] == ' ';
996
994 for (; ++i < R->TermWin.ncol; ) 997 for (; ++i < ncol; )
995 if (R->tabs[i]) { 998 if (tabs[i])
999 {
996 x = i; 1000 x = i;
997 if (!--count) 1001 if (!--count)
998 break; 1002 break;
1003 }
1004 else
1005 ht &= l.t[i] == ' '
1006 && RS_SAME (l.r[i], base_rend);
1007
1008 if (count)
1009 x = ncol - 1;
1010
1011 // store horizontal tab commands as characters inside the text
1012 // buffer so they can be selected and pasted.
1013 if (ht && options & Opt_pastableTabs)
1014 {
1015 base_rend = SET_FONT (base_rend, 0);
1016
1017 if (!l.is_longer ()) /* XXX: think about this */
1018 max_it (l.l, x);
1019
1020 i = screen.cur.col;
1021
1022 l.t[i] = '\t';
1023 l.r[i] = base_rend;
1024
1025 while (++i < x)
1026 {
1027 l.t[i] = NOCHAR;
1028 l.r[i] = base_rend;
999 } 1029 }
1000 if (count) 1030 }
1001 x = R->TermWin.ncol - 1; 1031 }
1002 } else /* if (count < 0) */ { 1032 else /* if (count < 0) */
1033 {
1003 for (; --i >= 0; ) 1034 for (; --i >= 0; )
1004 if (R->tabs[i]) { 1035 if (tabs[i])
1005 x = i;
1006 if (!++count)
1007 break;
1008 } 1036 {
1009 if (count)
1010 x = 0; 1037 x = i;
1038 if (!++count)
1039 break;
1040 }
1041
1042 if (count)
1043 x = 0;
1011 } 1044 }
1045
1012 if (x != R->screen.cur.col) 1046 if (x != screen.cur.col)
1013 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1047 scr_gotorc (0, x, R_RELATIVE);
1014} 1048}
1015 1049
1016/* ------------------------------------------------------------------------- */ 1050/* ------------------------------------------------------------------------- */
1017/* 1051/*
1018 * Process DEC Back Index 1052 * Process DEC Back Index
1019 * XTERM_SEQ: ESC 6 1053 * XTERM_SEQ: ESC 6
1020 * Move cursor left in row. If we're at the left boundary, shift everything 1054 * Move cursor left in row. If we're at the left boundary, shift everything
1021 * in that row right. Clear left column. 1055 * in that row right. Clear left column.
1022 */ 1056 */
1023#ifndef NO_FRILLS 1057#if ENABLE_FRILLS
1024/* EXTPROTO */
1025void 1058void
1026rxvt_scr_backindex(pR) 1059rxvt_term::scr_backindex ()
1027{ 1060{
1028 if (R->screen.cur.col > 0) 1061 if (screen.cur.col > 0)
1029 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1062 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1030 else { 1063 else
1031 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1032 return; /* um, yeah? */
1033 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1064 scr_insdel_chars (1, INSERT);
1034 }
1035} 1065}
1036#endif 1066#endif
1037/* ------------------------------------------------------------------------- */ 1067/* ------------------------------------------------------------------------- */
1038/* 1068/*
1039 * Process DEC Forward Index 1069 * Process DEC Forward Index
1040 * XTERM_SEQ: ESC 9 1070 * XTERM_SEQ: ESC 9
1041 * Move cursor right in row. If we're at the right boundary, shift everything 1071 * Move cursor right in row. If we're at the right boundary, shift everything
1042 * in that row left. Clear right column. 1072 * in that row left. Clear right column.
1043 */ 1073 */
1044#ifndef NO_FRILLS 1074#if ENABLE_FRILLS
1045/* EXTPROTO */
1046void 1075void
1047rxvt_scr_forwardindex(pR) 1076rxvt_term::scr_forwardindex ()
1048{ 1077{
1049 int row; 1078 int row;
1050 1079
1051 if (R->screen.cur.col < R->TermWin.ncol - 1) 1080 if (screen.cur.col < ncol - 1)
1052 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1081 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1053 else { 1082 else
1054 row = R->screen.cur.row + R->TermWin.saveLines; 1083 {
1055 if (R->screen.tlen[row] == 0) 1084 row = screen.cur.row;
1056 return; /* um, yeah? */ 1085
1057 else if (R->screen.tlen[row] == -1) 1086 if (ROW(row).is_longer ()) //TODO//FIXME//LEN
1058 R->screen.tlen[row] = R->TermWin.ncol; 1087 ROW(row).l = ncol;
1088
1059 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1089 scr_gotorc (0, 0, R_RELATIVE);
1060 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1090 scr_insdel_chars (1, DELETE);
1061 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1091 scr_gotorc (0, ncol - 1, R_RELATIVE);
1062 } 1092 }
1063} 1093}
1064#endif 1094#endif
1065 1095
1066/* ------------------------------------------------------------------------- */ 1096/* ------------------------------------------------------------------------- */
1067/* 1097/*
1068 * Goto Row/Column 1098 * Goto Row/Column
1069 */ 1099 */
1070/* EXTPROTO */
1071void 1100void
1072rxvt_scr_gotorc(pR_ int row, int col, int relative) 1101rxvt_term::scr_gotorc (int row, int col, int relative)
1073{ 1102{
1074 R->want_refresh = 1; 1103 want_refresh = 1;
1075 ZERO_SCROLLBACK(R); 1104 ZERO_SCROLLBACK ();
1076#ifdef RXVT_GRAPHICS
1077 if (rxvt_Gr_Displayed(aR))
1078 rxvt_Gr_scroll(aR_ 0);
1079#endif
1080 1105
1081 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));
1082
1083 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1106 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1084 : col); 1107 clamp_it (screen.cur.col, 0, ncol - 1);
1085 MAX_IT(R->screen.cur.col, 0);
1086 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1087 1108
1088 R->screen.flags &= ~Screen_WrapNext; 1109 screen.flags &= ~Screen_WrapNext;
1110
1089 if (relative & R_RELATIVE) { 1111 if (relative & R_RELATIVE)
1112 {
1090 if (row > 0) { 1113 if (row > 0)
1114 {
1091 if (R->screen.cur.row <= R->screen.bscroll 1115 if (screen.cur.row <= screen.bscroll
1092 && (R->screen.cur.row + row) > R->screen.bscroll) 1116 && (screen.cur.row + row) > screen.bscroll)
1093 R->screen.cur.row = R->screen.bscroll; 1117 screen.cur.row = screen.bscroll;
1094 else 1118 else
1095 R->screen.cur.row += row;
1096 } else if (row < 0) {
1097 if (R->screen.cur.row >= R->screen.tscroll
1098 && (R->screen.cur.row + row) < R->screen.tscroll)
1099 R->screen.cur.row = R->screen.tscroll;
1100 else
1101 R->screen.cur.row += row;
1102 }
1103 } else {
1104 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1105 R->screen.cur.row = row + R->screen.tscroll;
1106 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1107 } else
1108 R->screen.cur.row = row; 1119 screen.cur.row += row;
1120 }
1121 else if (row < 0)
1122 {
1123 if (screen.cur.row >= screen.tscroll
1124 && (screen.cur.row + row) < screen.tscroll)
1125 screen.cur.row = screen.tscroll;
1126 else
1127 screen.cur.row += row;
1128 }
1129 }
1130 else
1109 } 1131 {
1110 MAX_IT(R->screen.cur.row, 0); 1132 if (screen.flags & Screen_Relative)
1111 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1133 { /* relative origin mode */
1112} 1134 screen.cur.row = row + screen.tscroll;
1135 min_it (screen.cur.row, screen.bscroll);
1136 }
1137 else
1138 screen.cur.row = row;
1139 }
1113 1140
1141 clamp_it (screen.cur.row, 0, nrow - 1);
1142}
1143
1114/* ------------------------------------------------------------------------- */ 1144/* ------------------------------------------------------------------------- */
1115/* 1145/*
1116 * direction should be UP or DN 1146 * direction should be UP or DN
1117 */ 1147 */
1118/* EXTPROTO */
1119void 1148void
1120rxvt_scr_index(pR_ enum page_dirn direction) 1149rxvt_term::scr_index (enum page_dirn direction)
1121{ 1150{
1122 int dirn; 1151 int dirn;
1123 1152
1124 R->want_refresh = 1; 1153 want_refresh = 1;
1154 ZERO_SCROLLBACK ();
1155
1125 dirn = ((direction == UP) ? 1 : -1); 1156 dirn = ((direction == UP) ? 1 : -1);
1126 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1127 1157
1128 ZERO_SCROLLBACK(R);
1129
1130#ifdef RXVT_GRAPHICS
1131 if (rxvt_Gr_Displayed(aR))
1132 rxvt_Gr_scroll(aR_ 0);
1133#endif
1134
1135 R->screen.flags &= ~Screen_WrapNext; 1158 screen.flags &= ~Screen_WrapNext;
1159
1136 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1160 if ((screen.cur.row == screen.bscroll && direction == UP)
1137 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1161 || (screen.cur.row == screen.tscroll && direction == DN))
1138 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1162 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1139 else 1163 else
1140 R->screen.cur.row += dirn; 1164 screen.cur.row += dirn;
1141 MAX_IT(R->screen.cur.row, 0); 1165
1142 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1166 clamp_it (screen.cur.row, 0, nrow - 1);
1143 rxvt_selection_check(aR_ 0); 1167 selection_check (0);
1144} 1168}
1145 1169
1146/* ------------------------------------------------------------------------- */ 1170/* ------------------------------------------------------------------------- */
1147/* 1171/*
1148 * Erase part or whole of a line 1172 * Erase part or whole of a line
1149 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1173 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1150 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1174 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1151 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1175 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1152 */ 1176 */
1153/* EXTPROTO */
1154void 1177void
1155rxvt_scr_erase_line(pR_ int mode) 1178rxvt_term::scr_erase_line (int mode)
1156{ 1179{
1157 unsigned int row, col, num; 1180 unsigned int row, col, num;
1158 1181
1159 R->want_refresh = 1; 1182 want_refresh = 1;
1160 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1161 ZERO_SCROLLBACK (R); 1183 ZERO_SCROLLBACK ();
1162 1184
1163#ifdef RXVT_GRAPHICS
1164 if (rxvt_Gr_Displayed (aR))
1165 rxvt_Gr_scroll (aR_ 0);
1166#endif
1167
1168 rxvt_selection_check (aR_ 1); 1185 selection_check (1);
1169 1186
1170 R->screen.flags &= ~Screen_WrapNext; 1187 row = screen.cur.row;
1171 1188
1172 row = R->TermWin.saveLines + R->screen.cur.row;
1173 switch (mode) 1189 switch (mode)
1174 { 1190 {
1175 case 0: /* erase to end of line */ 1191 case 0: /* erase to end of line */
1176 col = R->screen.cur.col; 1192 col = screen.cur.col;
1177 num = R->TermWin.ncol - col; 1193 num = ncol - col;
1178 MIN_IT(R->screen.tlen[row], (int16_t)col); 1194 min_it (ROW(row).l, col);
1179 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1195 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1180 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1196 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1181 CLEAR_SELECTION(R); 1197 CLEAR_SELECTION ();
1182 break; 1198 break;
1183 case 1: /* erase to beginning of line */ 1199 case 1: /* erase to beginning of line */
1184 col = 0; 1200 col = 0;
1185 num = R->screen.cur.col + 1; 1201 num = screen.cur.col + 1;
1186 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1202 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1187 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1203 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1188 CLEAR_SELECTION(R); 1204 CLEAR_SELECTION ();
1189 break; 1205 break;
1190 case 2: /* erase whole line */ 1206 case 2: /* erase whole line */
1191 col = 0; 1207 col = 0;
1192 num = R->TermWin.ncol; 1208 num = ncol;
1193 R->screen.tlen[row] = 0; 1209 ROW(row).l = 0;
1194 if (R->selection.beg.row <= R->screen.cur.row 1210 if (selection.beg.row <= screen.cur.row
1195 && R->selection.end.row >= R->screen.cur.row) 1211 && selection.end.row >= screen.cur.row)
1196 CLEAR_SELECTION(R); 1212 CLEAR_SELECTION ();
1197 break; 1213 break;
1198 default: 1214 default:
1199 return; 1215 return;
1200 } 1216 }
1201 1217
1202 if (R->screen.text[row]) 1218 scr_blank_line (ROW(row), col, num, rstyle);
1203 R->scr_blank_line (&(R->screen.text[row][col]),
1204 &(R->screen.rend[row][col]), num, R->rstyle);
1205 else
1206 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1207} 1219}
1208 1220
1209/* ------------------------------------------------------------------------- */ 1221/* ------------------------------------------------------------------------- */
1210/* 1222/*
1211 * Erase part of whole of the screen 1223 * Erase part of whole of the screen
… …
1214 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1226 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1215 */ 1227 */
1216void 1228void
1217rxvt_term::scr_erase_screen (int mode) 1229rxvt_term::scr_erase_screen (int mode)
1218{ 1230{
1219 int num; 1231 int num;
1220 int32_t row, row_offset; 1232 int32_t row;
1221 rend_t ren; 1233 rend_t ren;
1222 XGCValues gcvalue; 1234 XGCValues gcvalue;
1223 1235
1224 want_refresh = 1; 1236 want_refresh = 1;
1225 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1226 ZERO_SCROLLBACK(this); 1237 ZERO_SCROLLBACK ();
1227 row_offset = (int32_t)TermWin.saveLines;
1228 1238
1229 switch (mode) { 1239 switch (mode)
1240 {
1230 case 0: /* erase to end of screen */ 1241 case 0: /* erase to end of screen */
1231 rxvt_selection_check(this,1); 1242 selection_check (1);
1232 rxvt_scr_erase_line(this,0); 1243 scr_erase_line (0);
1233 row = screen.cur.row + 1; /* possible OOB */ 1244 row = screen.cur.row + 1; /* possible OOB */
1234 num = TermWin.nrow - row; 1245 num = nrow - row;
1235 break; 1246 break;
1236 case 1: /* erase to beginning of screen */ 1247 case 1: /* erase to beginning of screen */
1237 rxvt_selection_check(this,3); 1248 selection_check (3);
1238 rxvt_scr_erase_line(this,1); 1249 scr_erase_line (1);
1239 row = 0; 1250 row = 0;
1240 num = screen.cur.row; 1251 num = screen.cur.row;
1241 break; 1252 break;
1242 case 2: /* erase whole screen */ 1253 case 2: /* erase whole screen */
1243 rxvt_selection_check (this, 3); 1254 selection_check (3);
1244#ifdef RXVT_GRAPHICS
1245 rxvt_Gr_ClearScreen (this);
1246#endif
1247 row = 0; 1255 row = 0;
1248 num = TermWin.nrow; 1256 num = nrow;
1249 break; 1257 break;
1250 default: 1258 default:
1251 return; 1259 return;
1252 } 1260 }
1253 refresh_type |= REFRESH_BOUNDS; 1261
1254 if (selection.op && current_screen == selection.screen 1262 if (selection.op && current_screen == selection.screen
1255 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1263 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1256 || (selection.end.row >= row 1264 || (selection.end.row >= row
1257 && selection.end.row <= row + num))) 1265 && selection.end.row <= row + num)))
1258 CLEAR_SELECTION (this); 1266 CLEAR_SELECTION ();
1267
1259 if (row >= TermWin.nrow) /* Out Of Bounds */ 1268 if (row >= nrow) /* Out Of Bounds */
1260 return; 1269 return;
1261 MIN_IT(num, (TermWin.nrow - row)); 1270
1271 min_it (num, nrow - row);
1272
1262 if (rstyle & (RS_RVid | RS_Uline)) 1273 if (rstyle & (RS_RVid | RS_Uline))
1263 ren = (rend_t) ~RS_None; 1274 ren = (rend_t) ~RS_None;
1264 else if (GET_BASEBG(rstyle) == Color_bg) { 1275 else if (GET_BASEBG (rstyle) == Color_bg)
1276 {
1265 ren = DEFAULT_RSTYLE; 1277 ren = DEFAULT_RSTYLE;
1266 CLEAR_ROWS(row, num); 1278 CLEAR_ROWS (row, num);
1267 } else { 1279 }
1280 else
1281 {
1268 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1282 ren = rstyle & (RS_fgMask | RS_bgMask);
1269 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1283 gcvalue.foreground = pix_colors[GET_BGCOLOR (rstyle)];
1270 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1284 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1271 ERASE_ROWS(row, num); 1285 ERASE_ROWS (row, num);
1272 gcvalue.foreground = PixColors[Color_fg]; 1286 gcvalue.foreground = pix_colors[Color_fg];
1273 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1287 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1274 } 1288 }
1289
1275 for (; num--; row++) { 1290 for (; num--; row++)
1276 scr_blank_screen_mem (screen.text, screen.rend,
1277 (unsigned int)(row + row_offset), rstyle);
1278 screen.tlen[row + row_offset] = 0;
1279 scr_blank_line (drawn_text[row], drawn_rend[row],
1280 (unsigned int)TermWin.ncol, ren);
1281 } 1291 {
1292 scr_blank_screen_mem (ROW (row), rstyle);
1293 ROW (row).l = 0;
1294 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1295 }
1282} 1296}
1297
1298#if ENABLE_FRILLS
1299void
1300rxvt_term::scr_erase_savelines ()
1301{
1302 want_refresh = 1;
1303 ZERO_SCROLLBACK ();
1304
1305 nsaved = 0;
1306}
1307#endif
1283 1308
1284/* ------------------------------------------------------------------------- */ 1309/* ------------------------------------------------------------------------- */
1285/* 1310/*
1286 * Fill the screen with `E's 1311 * Fill the screen with `E's
1287 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1312 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1288 */ 1313 */
1289/* EXTPROTO */
1290void 1314void
1291rxvt_scr_E(pR) 1315rxvt_term::scr_E ()
1292{ 1316{
1293 int i, j, k; 1317 rend_t fs;
1294 rend_t *r1, fs;
1295 1318
1296 R->want_refresh = 1; 1319 want_refresh = 1;
1297 R->num_scr_allow = 0;
1298 ZERO_SCROLLBACK(R); 1320 ZERO_SCROLLBACK ();
1321
1322 num_scr_allow = 0;
1299 rxvt_selection_check(aR_ 3); 1323 selection_check (3);
1300 1324
1301 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1325 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1302 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1326 for (int row = nrow; row--; )
1303 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1327 {
1304 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1328 line_t &line = ROW(row);
1305 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1329
1330 fill_text (line.t, 'E', ncol);
1331 rend_t *r1 = line.r;
1332
1333 for (int j = ncol; j--; )
1306 *r1++ = fs; 1334 *r1++ = fs;
1335
1336 line.l = ncol; /* make the `E's selectable */
1307 } 1337 }
1308} 1338}
1309 1339
1310/* ------------------------------------------------------------------------- */ 1340/* ------------------------------------------------------------------------- */
1311/* 1341/*
1312 * Insert/Delete <count> lines 1342 * Insert/Delete <count> lines
1313 */ 1343 */
1314/* EXTPROTO */
1315void 1344void
1316rxvt_scr_insdel_lines(pR_ int count, int insdel) 1345rxvt_term::scr_insdel_lines (int count, int insdel)
1317{ 1346{
1318 int end; 1347 int end;
1319 1348
1320 ZERO_SCROLLBACK(R); 1349 ZERO_SCROLLBACK ();
1321 1350
1322#ifdef RXVT_GRAPHICS
1323 if (rxvt_Gr_Displayed(aR))
1324 rxvt_Gr_scroll(aR_ 0);
1325#endif
1326
1327 rxvt_selection_check(aR_ 1); 1351 selection_check (1);
1328 1352
1329 if (R->screen.cur.row > R->screen.bscroll) 1353 if (screen.cur.row > screen.bscroll)
1354 return;
1355
1356 end = screen.bscroll - screen.cur.row + 1;
1357 if (count > end)
1358 {
1359 if (insdel == DELETE)
1330 return; 1360 return;
1331
1332 end = R->screen.bscroll - R->screen.cur.row + 1;
1333 if (count > end) {
1334 if (insdel == DELETE)
1335 return;
1336 else if (insdel == INSERT) 1361 else if (insdel == INSERT)
1337 count = end; 1362 count = end;
1338 } 1363 }
1339 R->screen.flags &= ~Screen_WrapNext;
1340 1364
1365 scr_do_wrap ();
1366
1341 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1367 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1342} 1368}
1343 1369
1344/* ------------------------------------------------------------------------- */ 1370/* ------------------------------------------------------------------------- */
1345/* 1371/*
1346 * Insert/Delete <count> characters from the current position 1372 * Insert/Delete <count> characters from the current position
1347 */ 1373 */
1348/* EXTPROTO */
1349void 1374void
1350rxvt_scr_insdel_chars(pR_ int count, int insdel) 1375rxvt_term::scr_insdel_chars (int count, int insdel)
1351{ 1376{
1352 int col, row; 1377 int col, row;
1353 rend_t tr; 1378 rend_t tr;
1354 text_t *stp;
1355 rend_t *srp;
1356 int16_t *slp;
1357 1379
1358 R->want_refresh = 1; 1380 want_refresh = 1;
1359 ZERO_SCROLLBACK(R); 1381 ZERO_SCROLLBACK ();
1360 1382
1361#ifdef RXVT_GRAPHICS
1362 if (rxvt_Gr_Displayed(aR))
1363 rxvt_Gr_scroll(aR_ 0);
1364#endif
1365
1366 if (count <= 0) 1383 if (count <= 0)
1367 return; 1384 return;
1368 1385
1386 scr_do_wrap ();
1387
1369 rxvt_selection_check(aR_ 1); 1388 selection_check (1);
1370 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1389 min_it (count, ncol - screen.cur.col);
1371 1390
1372 row = R->screen.cur.row + R->TermWin.saveLines; 1391 row = screen.cur.row;
1373 R->screen.flags &= ~Screen_WrapNext;
1374 1392
1375 stp = R->screen.text[row]; 1393 line_t *line = &ROW(row);
1376 srp = R->screen.rend[row]; 1394
1377 slp = &(R->screen.tlen[row]);
1378 switch (insdel) { 1395 switch (insdel)
1396 {
1379 case INSERT: 1397 case INSERT:
1380 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1398 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1381 col--) { 1399 {
1382 stp[col] = stp[col - count]; 1400 line->t[col] = line->t[col - count];
1383 srp[col] = srp[col - count]; 1401 line->r[col] = line->r[col - count];
1384 } 1402 }
1385 if (*slp != -1) { 1403
1404 if (!line->is_longer ())
1405 {
1386 *slp += count; 1406 line->l += count;
1387 MIN_IT(*slp, R->TermWin.ncol); 1407 min_it (line->l, ncol);
1388 } 1408 }
1409
1389 if (R->selection.op && R->current_screen == R->selection.screen 1410 if (selection.op && current_screen == selection.screen
1390 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1411 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1412 {
1391 if (R->selection.end.row != R->screen.cur.row 1413 if (selection.end.row != screen.cur.row
1392 || (R->selection.end.col + count >= R->TermWin.ncol)) 1414 || (selection.end.col + count >= ncol))
1393 CLEAR_SELECTION(R); 1415 CLEAR_SELECTION ();
1416 else
1394 else { /* shift selection */ 1417 { /* shift selection */
1395 R->selection.beg.col += count; 1418 selection.beg.col += count;
1396 R->selection.mark.col += count; /* XXX: yes? */ 1419 selection.mark.col += count; /* XXX: yes? */
1397 R->selection.end.col += count; 1420 selection.end.col += count;
1398 } 1421 }
1399 } 1422 }
1400 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1423
1401 (unsigned int)count, R->rstyle); 1424 scr_blank_line (*line, screen.cur.col, count, rstyle);
1402 break; 1425 break;
1426
1403 case ERASE: 1427 case ERASE:
1404 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1428 screen.cur.col += count; /* don't worry if > ncol */
1405 rxvt_selection_check(aR_ 1); 1429 selection_check (1);
1406 R->screen.cur.col -= count; 1430 screen.cur.col -= count;
1407 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1431 scr_blank_line (*line, screen.cur.col, count, rstyle);
1408 (unsigned int)count, R->rstyle);
1409 break; 1432 break;
1433
1410 case DELETE: 1434 case DELETE:
1411 tr = srp[R->TermWin.ncol - 1]
1412 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1435 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1436
1413 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1437 for (col = screen.cur.col; (col + count) < ncol; col++)
1438 {
1414 stp[col] = stp[col + count]; 1439 line->t[col] = line->t[col + count];
1415 srp[col] = srp[col + count]; 1440 line->r[col] = line->r[col + count];
1441 }
1442
1443 scr_blank_line (*line, ncol - count, count, tr);
1444
1445 if (line->is_longer ()) /* break line continuation */
1446 line->l = ncol;
1416 } 1447
1417 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1448 line->l = max (line->l - count, 0);
1418 &(srp[R->TermWin.ncol - count]), 1449
1419 (unsigned int)count, tr);
1420 if (*slp == -1) /* break line continuation */
1421 *slp = R->TermWin.ncol;
1422 *slp -= count;
1423 MAX_IT(*slp, 0);
1424 if (R->selection.op && R->current_screen == R->selection.screen 1450 if (selection.op && current_screen == selection.screen
1425 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1451 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1452 {
1426 if (R->selection.end.row != R->screen.cur.row 1453 if (selection.end.row != screen.cur.row
1427 || (R->screen.cur.col >= R->selection.beg.col - count) 1454 || (screen.cur.col >= selection.beg.col - count)
1428 || R->selection.end.col >= R->TermWin.ncol) 1455 || selection.end.col >= ncol)
1429 CLEAR_SELECTION(R); 1456 CLEAR_SELECTION ();
1430 else { 1457 else
1458 {
1431 /* shift selection */ 1459 /* shift selection */
1432 R->selection.beg.col -= count; 1460 selection.beg.col -= count;
1433 R->selection.mark.col -= count; /* XXX: yes? */ 1461 selection.mark.col -= count; /* XXX: yes? */
1434 R->selection.end.col -= count; 1462 selection.end.col -= count;
1435 } 1463 }
1436 } 1464 }
1465
1437 break; 1466 break;
1438 } 1467 }
1439} 1468}
1440 1469
1441/* ------------------------------------------------------------------------- */ 1470/* ------------------------------------------------------------------------- */
1442/* 1471/*
1443 * Set the scrolling region 1472 * Set the scrolling region
1444 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1473 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1445 */ 1474 */
1446/* EXTPROTO */
1447void 1475void
1448rxvt_scr_scroll_region(pR_ int top, int bot) 1476rxvt_term::scr_scroll_region (int top, int bot)
1449{ 1477{
1450 MAX_IT(top, 0); 1478 max_it (top, 0);
1451 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1479 min_it (bot, nrow - 1);
1480
1452 if (top > bot) 1481 if (top > bot)
1453 return; 1482 return;
1483
1454 R->screen.tscroll = top; 1484 screen.tscroll = top;
1455 R->screen.bscroll = bot; 1485 screen.bscroll = bot;
1456 rxvt_scr_gotorc(aR_ 0, 0, 0); 1486 scr_gotorc (0, 0, 0);
1457} 1487}
1458 1488
1459/* ------------------------------------------------------------------------- */ 1489/* ------------------------------------------------------------------------- */
1460/* 1490/*
1461 * Make the cursor visible/invisible 1491 * Make the cursor visible/invisible
1462 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1492 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1463 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1493 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1464 */ 1494 */
1465/* EXTPROTO */
1466void 1495void
1467rxvt_scr_cursor_visible(pR_ int mode) 1496rxvt_term::scr_cursor_visible (int mode)
1468{ 1497{
1469 R->want_refresh = 1; 1498 want_refresh = 1;
1499
1470 if (mode) 1500 if (mode)
1471 R->screen.flags |= Screen_VisibleCursor; 1501 screen.flags |= Screen_VisibleCursor;
1472 else 1502 else
1473 R->screen.flags &= ~Screen_VisibleCursor; 1503 screen.flags &= ~Screen_VisibleCursor;
1474} 1504}
1475 1505
1476/* ------------------------------------------------------------------------- */ 1506/* ------------------------------------------------------------------------- */
1477/* 1507/*
1478 * Set/unset automatic wrapping 1508 * Set/unset automatic wrapping
1479 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1509 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1480 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1510 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1481 */ 1511 */
1482/* EXTPROTO */
1483void 1512void
1484rxvt_scr_autowrap(pR_ int mode) 1513rxvt_term::scr_autowrap (int mode)
1485{ 1514{
1486 if (mode) 1515 if (mode)
1487 R->screen.flags |= Screen_Autowrap; 1516 screen.flags |= Screen_Autowrap;
1488 else 1517 else
1489 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1518 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1490} 1519}
1491 1520
1492/* ------------------------------------------------------------------------- */ 1521/* ------------------------------------------------------------------------- */
1493/* 1522/*
1494 * Set/unset margin origin mode 1523 * Set/unset margin origin mode
… …
1497 * Relative mode: line numbers are relative to top margin of scrolling region 1526 * Relative mode: line numbers are relative to top margin of scrolling region
1498 * and the cursor cannot be moved outside. 1527 * and the cursor cannot be moved outside.
1499 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1528 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1500 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1529 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1501 */ 1530 */
1502/* EXTPROTO */
1503void 1531void
1504rxvt_scr_relative_origin(pR_ int mode) 1532rxvt_term::scr_relative_origin (int mode)
1505{ 1533{
1506 if (mode) 1534 if (mode)
1507 R->screen.flags |= Screen_Relative; 1535 screen.flags |= Screen_Relative;
1508 else 1536 else
1509 R->screen.flags &= ~Screen_Relative; 1537 screen.flags &= ~Screen_Relative;
1538
1510 rxvt_scr_gotorc(aR_ 0, 0, 0); 1539 scr_gotorc (0, 0, 0);
1511} 1540}
1512 1541
1513/* ------------------------------------------------------------------------- */ 1542/* ------------------------------------------------------------------------- */
1514/* 1543/*
1515 * Set insert/replace mode 1544 * Set insert/replace mode
1516 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1545 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1517 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1546 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1518 */ 1547 */
1519/* EXTPROTO */
1520void 1548void
1521rxvt_scr_insert_mode(pR_ int mode) 1549rxvt_term::scr_insert_mode (int mode)
1522{ 1550{
1523 if (mode) 1551 if (mode)
1524 R->screen.flags |= Screen_Insert; 1552 screen.flags |= Screen_Insert;
1525 else 1553 else
1526 R->screen.flags &= ~Screen_Insert; 1554 screen.flags &= ~Screen_Insert;
1527} 1555}
1528 1556
1529/* ------------------------------------------------------------------------- */ 1557/* ------------------------------------------------------------------------- */
1530/* 1558/*
1531 * Set/Unset tabs 1559 * Set/Unset tabs
1532 * XTERM_SEQ: Set tab at current column : ESC H 1560 * XTERM_SEQ: Set tab at current column : ESC H
1533 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1561 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1534 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1562 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1535 */ 1563 */
1536/* EXTPROTO */
1537void 1564void
1538rxvt_scr_set_tab(pR_ int mode) 1565rxvt_term::scr_set_tab (int mode)
1539{ 1566{
1540 if (mode < 0) 1567 if (mode < 0)
1541 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1568 memset (tabs, 0, ncol * sizeof (char));
1542 else if (R->screen.cur.col < R->TermWin.ncol) 1569 else if (screen.cur.col < ncol)
1543 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1570 tabs[screen.cur.col] = (mode ? 1 : 0);
1544} 1571}
1545 1572
1546/* ------------------------------------------------------------------------- */ 1573/* ------------------------------------------------------------------------- */
1547/* 1574/*
1548 * Set reverse/normal video 1575 * Set reverse/normal video
1549 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1576 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1550 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1577 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1551 */ 1578 */
1552/* EXTPROTO */
1553void 1579void
1554rxvt_scr_rvideo_mode(pR_ int mode) 1580rxvt_term::scr_rvideo_mode (int mode)
1555{ 1581{
1556 XGCValues gcvalue; 1582 XGCValues gcvalue;
1557 1583
1558 if (R->rvideo != mode) { 1584 if (rvideo != mode)
1585 {
1559 R->rvideo = mode; 1586 rvideo = mode;
1560 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1587 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1561#if defined(XPM_BACKGROUND) 1588#if XPM_BACKGROUND
1562 if (R->bgPixmap.pixmap == None) 1589 if (bgPixmap.pixmap == None)
1563#endif 1590#endif
1564#if defined(TRANSPARENT) 1591#if TRANSPARENT
1565 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1592 if (! (options & Opt_transparent) || am_transparent == 0)
1566#endif 1593#endif
1567 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1594 XSetWindowBackground (display->display, vt,
1568 R->PixColors[Color_bg]); 1595 pix_colors[Color_bg]);
1569 1596
1570 gcvalue.foreground = R->PixColors[Color_fg]; 1597 gcvalue.foreground = pix_colors[Color_fg];
1571 gcvalue.background = R->PixColors[Color_bg]; 1598 gcvalue.background = pix_colors[Color_bg];
1572 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1599 XChangeGC (display->display, gc, GCBackground | GCForeground,
1573 &gcvalue); 1600 &gcvalue);
1574 R->scr_clear (); 1601 scr_clear ();
1575 R->scr_touch (true); 1602 scr_touch (true);
1576 } 1603 }
1577} 1604}
1578 1605
1579/* ------------------------------------------------------------------------- */ 1606/* ------------------------------------------------------------------------- */
1580/* 1607/*
1581 * Report current cursor position 1608 * Report current cursor position
1582 * XTERM_SEQ: Report position: ESC [ 6 n 1609 * XTERM_SEQ: Report position: ESC [ 6 n
1583 */ 1610 */
1584/* EXTPROTO */
1585void 1611void
1586rxvt_scr_report_position(pR) 1612rxvt_term::scr_report_position ()
1587{ 1613{
1588 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1614 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1589} 1615}
1590 1616
1591/* ------------------------------------------------------------------------- * 1617/* ------------------------------------------------------------------------- *
1592 * FONTS * 1618 * FONTS *
1593 * ------------------------------------------------------------------------- */ 1619 * ------------------------------------------------------------------------- */
1594 1620
1595/* 1621/*
1596 * Set font style 1622 * Set font style
1597 */ 1623 */
1598/* INTPROTO */
1599void 1624void
1600rxvt_set_font_style(pR) 1625rxvt_term::set_font_style ()
1601{ 1626{
1602 switch (R->charsets[R->screen.charset]) { 1627 switch (charsets[screen.charset])
1628 {
1603 case '0': /* DEC Special Character & Line Drawing Set */ 1629 case '0': /* DEC Special Character & Line Drawing Set */
1604 break; 1630 break;
1605 case 'A': /* United Kingdom (UK) */ 1631 case 'A': /* United Kingdom (UK) */
1606 break; 1632 break;
1607 case 'B': /* United States (USASCII) */ 1633 case 'B': /* United States (USASCII) */
1608 break; 1634 break;
1609 case '<': /* Multinational character set */ 1635 case '<': /* Multinational character set */
1610 break; 1636 break;
1611 case '5': /* Finnish character set */ 1637 case '5': /* Finnish character set */
1612 break; 1638 break;
1613 case 'C': /* Finnish character set */ 1639 case 'C': /* Finnish character set */
1614 break; 1640 break;
1615 case 'K': /* German character set */ 1641 case 'K': /* German character set */
1616 break; 1642 break;
1617 } 1643 }
1618} 1644}
1619 1645
1620/* ------------------------------------------------------------------------- */ 1646/* ------------------------------------------------------------------------- */
… …
1623 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1649 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1624 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1650 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1625 * XTERM_SEQ: Invoke G2 character set: ESC N 1651 * XTERM_SEQ: Invoke G2 character set: ESC N
1626 * XTERM_SEQ: Invoke G3 character set: ESC O 1652 * XTERM_SEQ: Invoke G3 character set: ESC O
1627 */ 1653 */
1628/* EXTPROTO */
1629void 1654void
1630rxvt_scr_charset_choose(pR_ int set) 1655rxvt_term::scr_charset_choose (int set)
1631{ 1656{
1632 R->screen.charset = set; 1657 screen.charset = set;
1633 rxvt_set_font_style(aR); 1658 set_font_style ();
1634} 1659}
1635 1660
1636/* ------------------------------------------------------------------------- */ 1661/* ------------------------------------------------------------------------- */
1637/* 1662/*
1638 * Set a font 1663 * Set a font
… …
1640 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1665 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1641 * XTERM_SEQ: Set G2 character set: ESC * <C> 1666 * XTERM_SEQ: Set G2 character set: ESC * <C>
1642 * XTERM_SEQ: Set G3 character set: ESC + <C> 1667 * XTERM_SEQ: Set G3 character set: ESC + <C>
1643 * See set_font_style for possible values for <C> 1668 * See set_font_style for possible values for <C>
1644 */ 1669 */
1645/* EXTPROTO */
1646void 1670void
1647rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1671rxvt_term::scr_charset_set (int set, unsigned int ch)
1648{ 1672{
1649 R->charsets[set] = (unsigned char)ch; 1673 charsets[set] = (unsigned char)ch;
1650 rxvt_set_font_style(aR); 1674 set_font_style ();
1651} 1675}
1652 1676
1653
1654/* ------------------------------------------------------------------------- *
1655 * GRAPHICS COLOURS *
1656 * ------------------------------------------------------------------------- */
1657
1658#ifdef RXVT_GRAPHICS
1659/* EXTPROTO */
1660int
1661rxvt_scr_get_fgcolor(pR)
1662{
1663 return GET_FGCOLOR(R->rstyle);
1664}
1665
1666/* ------------------------------------------------------------------------- */
1667/* EXTPROTO */
1668int
1669rxvt_scr_get_bgcolor(pR)
1670{
1671 return GET_BGCOLOR(R->rstyle);
1672}
1673#endif
1674 1677
1675/* ------------------------------------------------------------------------- * 1678/* ------------------------------------------------------------------------- *
1676 * MAJOR SCREEN MANIPULATION * 1679 * MAJOR SCREEN MANIPULATION *
1677 * ------------------------------------------------------------------------- */ 1680 * ------------------------------------------------------------------------- */
1678 1681
1679/* 1682/*
1683 * refresh matching text.
1684 */
1685bool
1686rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1687{
1688 bool found = false;
1689
1690 for (int i = 0; i < nrow; i++)
1691 {
1692 int col = 0;
1693 rend_t *drp = drawn_buf[i].r;
1694
1695 for (; col < ncol; col++, drp++)
1696 if ((*drp & mask) == value)
1697 {
1698 found = true;
1699 *drp = ~value;
1700 }
1701 }
1702
1703 return found;
1704}
1705
1706/*
1680 * Refresh an area 1707 * Refresh an area
1681 */ 1708 */
1682enum { 1709enum {
1683 PART_BEG = 0, 1710 PART_BEG = 0,
1684 PART_END, 1711 PART_END,
1685 RC_COUNT 1712 RC_COUNT
1686}; 1713};
1687 1714
1688void 1715void
1689rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1716rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1690{ 1717{
1691 int i; 1718 int i;
1692 row_col_t rc[RC_COUNT]; 1719 row_col_t rc[RC_COUNT];
1693 1720
1694 if (drawn_text == NULL) /* sanity check */ 1721 if (!drawn_buf) /* sanity check */
1695 return; 1722 return;
1696 1723
1697#ifdef DEBUG_STRICT 1724#ifndef NO_SLOW_LINK_SUPPORT
1698 x = max(x, (int)TermWin.int_bwidth); 1725 if (refresh_type == FAST_REFRESH && !display->is_local)
1699 x = min(x, (int)TermWin.width); 1726 {
1700 y = max(y, (int)TermWin.int_bwidth); 1727 y = 0;
1701 y = min(y, (int)TermWin.height); 1728 eheight = height;
1729 }
1702#endif 1730#endif
1703 1731
1704/* round down */ 1732 /* round down */
1705 rc[PART_BEG].col = Pixel2Col(x); 1733 rc[PART_BEG].col = Pixel2Col (x);
1706 rc[PART_BEG].row = Pixel2Row(y); 1734 rc[PART_BEG].row = Pixel2Row (y);
1707/* round up */ 1735 /* round up */
1708 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1736 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1709 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1737 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1710 1738
1711/* sanity checks */ 1739 /* sanity checks */
1712 for (i = PART_BEG; i < RC_COUNT; i++) 1740 for (i = PART_BEG; i < RC_COUNT; i++)
1713 { 1741 {
1714 MIN_IT(rc[i].col, TermWin.ncol - 1); 1742 min_it (rc[i].col, ncol - 1);
1715 MIN_IT(rc[i].row, TermWin.nrow - 1); 1743 min_it (rc[i].row, nrow - 1);
1716 } 1744 }
1717
1718 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));
1719 1745
1720 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1746 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1721 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1747 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1722 (rc[PART_END].col - rc[PART_BEG].col + 1));
1723 1748
1724 if (refresh) 1749 if (refresh)
1725 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1750 scr_refresh (SLOW_REFRESH);
1726} 1751}
1727 1752
1728/* ------------------------------------------------------------------------- */ 1753/* ------------------------------------------------------------------------- */
1729/* 1754/*
1730 * Refresh the entire screen 1755 * Refresh the entire screen
1731 */ 1756 */
1732void 1757void
1733rxvt_term::scr_touch (bool refresh) 1758rxvt_term::scr_touch (bool refresh)
1734{ 1759{
1735 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1760 scr_expose (0, 0, width, height, refresh);
1736} 1761}
1737 1762
1738/* ------------------------------------------------------------------------- */ 1763/* ------------------------------------------------------------------------- */
1739/* 1764/*
1740 * Move the display so that the line represented by scrollbar value Y is at 1765 * Move the display so that the line represented by scrollbar value Y is at
1741 * the top of the screen 1766 * the top of the screen
1742 */ 1767 */
1743/* EXTPROTO */
1744int 1768int
1745rxvt_scr_move_to(pR_ int y, int len) 1769rxvt_term::scr_move_to (int y, int len)
1746{ 1770{
1747 long p = 0; 1771 long p = 0;
1748 uint16_t oldviewstart; 1772 unsigned int oldviewstart;
1749 1773
1750 oldviewstart = R->TermWin.view_start; 1774 oldviewstart = view_start;
1775
1751 if (y < len) { 1776 if (y < len)
1752 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1777 {
1778 p = (nrow + nsaved) * (len - y) / len;
1753 p -= (long)(R->TermWin.nrow - 1); 1779 p -= (long) (nrow - 1);
1754 p = max(p, 0); 1780 p = max (p, 0);
1755 } 1781 }
1756 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1757 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1758 1782
1783 view_start = (unsigned int)min (p, nsaved);
1784
1759 return rxvt_scr_changeview(aR_ oldviewstart); 1785 return scr_changeview (oldviewstart);
1760} 1786}
1761 1787
1762/* ------------------------------------------------------------------------- */ 1788/* ------------------------------------------------------------------------- */
1763/* 1789/*
1764 * Page the screen up/down nlines 1790 * Page the screen up/down nlines
1765 * direction should be UP or DN 1791 * direction should be UP or DN
1766 */ 1792 */
1767/* EXTPROTO */
1768int 1793int
1769rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1794rxvt_term::scr_page (enum page_dirn direction, int nlines)
1770{ 1795{
1771 int n; 1796 int n;
1772 uint16_t oldviewstart; 1797 unsigned int oldviewstart;
1773 1798
1774 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1775#ifdef DEBUG_STRICT
1776 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1777#endif
1778 oldviewstart = R->TermWin.view_start; 1799 oldviewstart = view_start;
1800
1779 if (direction == UP) { 1801 if (direction == UP)
1802 {
1780 n = R->TermWin.view_start + nlines; 1803 n = view_start + nlines;
1781 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1804 view_start = min (n, nsaved);
1782 } else { 1805 }
1806 else
1807 {
1783 n = R->TermWin.view_start - nlines; 1808 n = view_start - nlines;
1784 R->TermWin.view_start = max(n, 0); 1809 view_start = max (n, 0);
1785 } 1810 }
1811
1786 return rxvt_scr_changeview(aR_ oldviewstart); 1812 return scr_changeview (oldviewstart);
1787} 1813}
1788 1814
1789/* INTPROTO */
1790int 1815int
1791rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1816rxvt_term::scr_changeview (unsigned int oldviewstart)
1792{ 1817{
1793 if (R->TermWin.view_start != oldviewstart) { 1818 if (view_start != oldviewstart)
1819 {
1794 R->want_refresh = 1; 1820 want_refresh = 1;
1795#ifdef RXVT_GRAPHICS
1796 if (rxvt_Gr_Displayed(aR))
1797 rxvt_Gr_scroll(aR_ 0);
1798#endif
1799 R->num_scr -= (R->TermWin.view_start - oldviewstart); 1821 num_scr -= (view_start - oldviewstart);
1800 } 1822 }
1823
1801 return (int)(R->TermWin.view_start - oldviewstart); 1824 return (int) (view_start - oldviewstart);
1802} 1825}
1803 1826
1804/* ------------------------------------------------------------------------- */ 1827/* ------------------------------------------------------------------------- */
1805/* EXTPROTO */
1806void 1828void
1807rxvt_scr_bell(pR) 1829rxvt_term::scr_bell ()
1808{ 1830{
1809#ifndef NO_BELL 1831#ifndef NO_BELL
1832
1810# ifndef NO_MAPALERT 1833# ifndef NO_MAPALERT
1811# ifdef MAPALERT_OPTION 1834# ifdef MAPALERT_OPTION
1812 if (R->Options & Opt_mapAlert) 1835 if (options & Opt_mapAlert)
1813# endif 1836# endif
1814 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1837 XMapWindow (display->display, parent[0]);
1815# endif 1838# endif
1839
1816 if (R->Options & Opt_visualBell) { 1840 if (options & Opt_visualBell)
1841 {
1817 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1842 scr_rvideo_mode (!rvideo); /* refresh also done */
1843 rxvt_usleep (VISUAL_BELL_DURATION);
1818 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1844 scr_rvideo_mode (!rvideo); /* refresh also done */
1845 }
1819 } else 1846 else
1820 XBell(R->Xdisplay, 0); 1847 XBell (display->display, 0);
1848
1821#endif 1849#endif
1822} 1850}
1823 1851
1824/* ------------------------------------------------------------------------- */ 1852/* ------------------------------------------------------------------------- */
1825/* ARGSUSED */ 1853/* ARGSUSED */
1826/* EXTPROTO */
1827void 1854void
1828rxvt_scr_printscreen(pR_ int fullhist) 1855rxvt_term::scr_printscreen (int fullhist)
1829{ 1856{
1830#ifdef PRINTPIPE 1857#ifdef PRINTPIPE
1831 int i, r1, nrows, row_offset; 1858 int nrows, row_start;
1832 text_t *t; 1859 FILE *fd;
1833 FILE *fd;
1834 1860
1835 if ((fd = rxvt_popen_printer(aR)) == NULL) 1861 if ((fd = popen_printer ()) == NULL)
1836 return; 1862 return;
1837 nrows = R->TermWin.nrow; 1863
1838 row_offset = R->TermWin.saveLines;
1839 if (!fullhist) 1864 if (fullhist)
1840 row_offset -= R->TermWin.view_start;
1841 else {
1842 nrows += R->TermWin.nscrolled;
1843 row_offset -= R->TermWin.nscrolled;
1844 } 1865 {
1866 nrows = nrow + nsaved;
1867 row_start = -nsaved;
1868 }
1869 else
1870 {
1871 nrows = nrow;
1872 row_start = -view_start;
1873 }
1845 1874
1875 wctomb (0, 0);
1876
1846 for (r1 = 0; r1 < nrows; r1++) { 1877 for (int r1 = 0; r1 < nrows; r1++)
1847 t = R->screen.text[r1 + row_offset];
1848 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1849 if (!isspace(t[i]))
1850 break;
1851 fprintf(fd, "%.*s\n", (i + 1), t);
1852 } 1878 {
1879 text_t *tp = ROW(r1).t;
1880 int len = ROW(r1).l;
1881
1882 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1883 {
1884 char mb[MB_LEN_MAX];
1885 text_t t = *tp++;
1886 if (t == NOCHAR)
1887 continue;
1888
1889 len = wctomb (mb, t);
1890
1891 if (len <= 0)
1892 {
1893 mb[0] = ' ';
1894 len = 1;
1895 }
1896
1897 fwrite (mb, 1, len, fd);
1898 }
1899
1900 fputc ('\n', fd);
1901 }
1902
1853 rxvt_pclose_printer(fd); 1903 pclose_printer (fd);
1854#endif 1904#endif
1855} 1905}
1856 1906
1857/* ------------------------------------------------------------------------- */ 1907/* ------------------------------------------------------------------------- */
1858/* 1908/*
1859 * Refresh the screen 1909 * Refresh the screen
1860 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1910 * drawn_text/drawn_rend contain the screen information before the update.
1861 * R->screen.text/R->screen.rend contain what the screen will change to. 1911 * screen.text/screen.rend contain what the screen will change to.
1862 */ 1912 */
1863
1864#if defined (NO_BRIGHTCOLOR) || defined (VERYBOLD)
1865# define MONO_BOLD(x) ((x) & (RS_Bold|RS_Blink))
1866# define MONO_BOLD_FG(x, fg) MONO_BOLD(x)
1867#else
1868# define MONO_BOLD(x) \
1869 (((x) & (RS_Bold | RS_fgMask)) == (RS_Bold | Color_fg))
1870# define MONO_BOLD_FG(x, fg) (((x) & RS_Bold) && (fg) == Color_fg)
1871#endif
1872
1873#define FONT_WIDTH(X, Y) \
1874 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1875#define FONT_RBEAR(X, Y) \
1876 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1877#define FONT_LBEAR(X, Y) \
1878 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1879#define IS_FONT_CHAR(X, Y) \
1880 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1881
1882void 1913void
1883rxvt_term::scr_refresh (unsigned char refresh_type) 1914rxvt_term::scr_refresh (unsigned char refresh_type)
1884{ 1915{
1885 unsigned char clearfirst, /* first character writes before cell */
1886 clearlast, /* last character writes beyond cell */
1887 must_clear, /* use draw_string not draw_image_string */ 1916 unsigned char must_clear, /* use draw_string not draw_image_string */
1888#ifndef NO_BOLDFONT
1889 bfont, /* we've changed font to bold font */
1890#endif
1891 rvid, /* reverse video this position */
1892 wbyte, /* we're in multibyte */
1893 showcursor; /* show the cursor */ 1917 showcursor; /* show the cursor */
1894 int fore, back; /* desired foreground/background */
1895 int16_t col, row, /* column/row we're processing */ 1918 int16_t col, row, /* column/row we're processing */
1896 ocrow; /* old cursor row */ 1919 ocrow; /* old cursor row */
1897 int cursorwidth;
1898 int i, /* tmp */ 1920 int i; /* tmp */
1899 row_offset; /* basic offset in screen structure */
1900#ifndef NO_CURSORCOLOR 1921#ifndef NO_CURSORCOLOR
1901 rend_t cc1; /* store colours at cursor position(s) */ 1922 rend_t cc1; /* store colours at cursor position (s) */
1902 rend_t cc2; /* store colours at cursor position(s) */
1903#endif 1923#endif
1904 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1924 rend_t *crp; // cursor rendition pointer
1905 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1906 1925
1926 want_refresh = 0; /* screen is current */
1927
1907 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1928 if (refresh_type == NO_REFRESH || !mapped)
1908 return; 1929 return;
1909 1930
1910 /* 1931 /*
1911 * A: set up vars 1932 * A: set up vars
1912 */ 1933 */
1913 clearfirst = clearlast = must_clear = wbyte = 0; 1934 must_clear = 0;
1914#ifndef NO_BOLDFONT 1935 refresh_count = 0;
1915 bfont = 0;
1916#endif
1917 1936
1918 if (currmaxcol < TermWin.ncol) 1937#if XPM_BACKGROUND
1938 must_clear |= bgPixmap.pixmap != None;
1939#endif
1940#if TRANSPARENT
1941 must_clear |= (options & Opt_transparent) && am_transparent;
1942#endif
1943 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1944
1945 /*
1946 * B: reverse any characters which are selected
1947 */
1948 scr_reverse_selection ();
1949
1950 /*
1951 * C: set the cursor character (s)
1952 */
1953 {
1954 unsigned char setoldcursor;
1955 rend_t ccol1, /* Cursor colour */
1956 ccol2; /* Cursor colour2 */
1957
1958 showcursor = (screen.flags & Screen_VisibleCursor);
1959#ifdef CURSOR_BLINK
1960 if (hidden_cursor)
1961 showcursor = 0;
1962#endif
1963
1964 if (showcursor)
1919 { 1965 {
1920 currmaxcol = TermWin.ncol; 1966 int col = screen.cur.col;
1921 buffer = (char *)rxvt_realloc (buffer,
1922 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1923 }
1924 1967
1925 refresh_count = 0; 1968 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1969 col--;
1926 1970
1927 row_offset = TermWin.saveLines - TermWin.view_start; 1971 crp = &ROW(screen.cur.row).r[col];
1928 1972
1929 if ((refresh_type & REFRESH_BOUNDS))
1930 {
1931 clearfirst = clearlast = 1;
1932 refresh_type &= ~REFRESH_BOUNDS;
1933 }
1934
1935#if defined(XPM_BACKGROUND)
1936 must_clear |= (bgPixmap.pixmap != None);
1937#endif
1938#if defined(TRANSPARENT)
1939 must_clear |= ((Options & Opt_transparent) && am_transparent);
1940#endif
1941 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1942
1943 /*
1944 * B: reverse any characters which are selected
1945 */
1946 rxvt_scr_reverse_selection (this);
1947
1948 /*
1949 * C: set the cursor character(s)
1950 */
1951 {
1952 unsigned char setoldcursor;
1953 rend_t ccol1, /* Cursor colour */
1954 ccol2; /* Cursor colour2 */
1955
1956 showcursor = (screen.flags & Screen_VisibleCursor);
1957 cursorwidth = 0;
1958#ifdef CURSOR_BLINK
1959 if (hidden_cursor)
1960 showcursor = 0;
1961#endif
1962
1963 cursorwidth = 0;
1964
1965 if (showcursor) 1973 if (showcursor && focus)
1966 { 1974 {
1967 cursorwidth++; 1975 if (options & Opt_cursorUnderline)
1968 1976 *crp ^= RS_Uline;
1969 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 1977 else
1970 [screen.cur.col]);
1971
1972 if (showcursor && TermWin.focus)
1973 { 1978 {
1974 *srp ^= RS_RVid; 1979 *crp ^= RS_RVid;
1980
1975#ifndef NO_CURSORCOLOR 1981#ifndef NO_CURSORCOLOR
1976 cc1 = *srp & (RS_fgMask | RS_bgMask); 1982 cc1 = *crp & (RS_fgMask | RS_bgMask);
1977 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 1983 if (ISSET_PIXCOLOR (Color_cursor))
1978 ccol1 = Color_cursor; 1984 ccol1 = Color_cursor;
1979 else 1985 else
1980#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1986#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1981 ccol1 = GET_FGCOLOR(rstyle); 1987 ccol1 = GET_FGCOLOR (rstyle);
1982#else 1988#else
1983 ccol1 = Color_fg; 1989 ccol1 = Color_fg;
1984#endif 1990#endif
1985 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 1991 if (ISSET_PIXCOLOR (Color_cursor2))
1986 ccol2 = Color_cursor2; 1992 ccol2 = Color_cursor2;
1987 else 1993 else
1988#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1994#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1989 ccol2 = GET_BGCOLOR(rstyle); 1995 ccol2 = GET_BGCOLOR (rstyle);
1990#else 1996#else
1991 ccol2 = Color_bg; 1997 ccol2 = Color_bg;
1992#endif 1998#endif
1993 *srp = SET_FGCOLOR(*srp, ccol1); 1999 *crp = SET_FGCOLOR (*crp, ccol1);
1994 *srp = SET_BGCOLOR(*srp, ccol2); 2000 *crp = SET_BGCOLOR (*crp, ccol2);
1995#endif 2001#endif
1996 }
1997
1998 while (IS_WIDE (*srp))
1999 cursorwidth++, srp++;
2000 }
2001
2002 /* make sure no outline cursor is left around */
2003 setoldcursor = 0;
2004 if (ocrow != -1) {
2005 if (screen.cur.row + TermWin.view_start != ocrow
2006 || screen.cur.col != oldcursor.col) {
2007 if (ocrow < TermWin.nrow
2008 && oldcursor.col < TermWin.ncol) {
2009 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
2010 } 2002 }
2011 if (TermWin.focus || !showcursor)
2012 oldcursor.row = -1;
2013 else
2014 setoldcursor = 1;
2015 }
2016 } else if (!TermWin.focus)
2017 setoldcursor = 1;
2018 if (setoldcursor) {
2019 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
2020 oldcursor.row = -1;
2021 else {
2022 oldcursor.row = screen.cur.row + TermWin.view_start;
2023 oldcursor.col = screen.cur.col;
2024 } 2003 }
2025 } 2004 }
2005
2006 /* make sure no outline cursor is left around */
2007 setoldcursor = 0;
2008 if (ocrow != -1)
2009 {
2010 if (screen.cur.row + view_start != ocrow
2011 || screen.cur.col != oldcursor.col)
2012 {
2013 if (ocrow < nrow
2014 && oldcursor.col < ncol)
2015 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2016
2017 if (focus || !showcursor)
2018 oldcursor.row = -1;
2019 else
2020 setoldcursor = 1;
2021 }
2026 } 2022 }
2023 else if (!focus)
2024 setoldcursor = 1;
2025
2026 if (setoldcursor)
2027 {
2028 if (screen.cur.row + view_start >= nrow)
2029 oldcursor.row = -1;
2030 else
2031 {
2032 oldcursor.row = screen.cur.row + view_start;
2033 oldcursor.col = screen.cur.col;
2034 }
2035 }
2036 }
2037
2038#if ENABLE_OVERLAY
2039 scr_swap_overlay ();
2040#endif
2027 2041
2028#ifndef NO_SLOW_LINK_SUPPORT 2042#ifndef NO_SLOW_LINK_SUPPORT
2029 /* 2043 /*
2030 * D: CopyArea pass - very useful for slower links 2044 * D: CopyArea pass - very useful for slower links
2031 * This has been deliberately kept simple. 2045 * This has been deliberately kept simple.
2032 */ 2046 */
2033 i = num_scr; 2047 i = num_scr;
2048 if (!display->is_local
2034 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2049 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2035 && abs(i) < TermWin.nrow && !must_clear) 2050 && abs (num_scr) < nrow && !must_clear)
2036 { 2051 {
2037 int16_t nits; 2052 int16_t nits;
2038 int j; 2053 int j;
2039 rend_t *drp2; 2054 int len, wlen;
2040 text_t *dtp2;
2041 int len, wlen;
2042 2055
2043 j = TermWin.nrow; 2056 j = nrow;
2044 wlen = len = -1; 2057 wlen = len = -1;
2045 row = i > 0 ? 0 : j - 1; 2058 row = i > 0 ? 0 : j - 1;
2046 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2059 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2047 { 2060 {
2048 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2061 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2049 { 2062 {
2050 stp = screen.text[row + row_offset]; 2063 line_t s = ROW(row - view_start);
2051 srp = screen.rend[row + row_offset];
2052 dtp = drawn_text[row]; 2064 line_t d = drawn_buf[row];
2053 dtp2 = drawn_text[row + i]; 2065 line_t d2 = drawn_buf[row + i];
2054 drp = drawn_rend[row];
2055 drp2 = drawn_rend[row + i];
2056 2066
2057 for (nits = 0, col = TermWin.ncol; col--; ) 2067 for (nits = 0, col = ncol; col--; )
2058 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2068 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2059 nits--; 2069 nits--;
2060 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2070 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2061 nits++; 2071 nits++;
2062 2072
2063 if (nits > 8) /* XXX: arbitrary choice */ 2073 if (nits > 8) /* XXX: arbitrary choice */
2074 {
2075 for (col = ncol; col--; )
2064 { 2076 {
2065 for (col = TermWin.ncol; col--; ) 2077 *d.t++ = *d2.t++;
2078 *d.r++ = *d2.r++;
2079 }
2080
2081 if (len == -1)
2082 len = row;
2083
2084 wlen = row;
2085 continue;
2086 }
2087 }
2088
2089 if (len != -1)
2090 {
2091 /* also comes here at end if needed because of >= above */
2092 if (wlen < len)
2093 ::swap (wlen, len);
2094
2095 XCopyArea (display->display, vt, vt,
2096 gc, 0, Row2Pixel (len + i),
2097 (unsigned int)TermWin_TotalWidth (),
2098 (unsigned int)Height2Pixel (wlen - len + 1),
2099 0, Row2Pixel (len));
2100 len = -1;
2101 }
2102 }
2103 }
2104#endif
2105
2106 /*
2107 * E: main pass across every character
2108 */
2109 for (row = 0; row < nrow; row++)
2110 {
2111 text_t *stp = ROW(row - view_start).t;
2112 rend_t *srp = ROW(row - view_start).r;
2113 text_t *dtp = drawn_buf[row].t;
2114 rend_t *drp = drawn_buf[row].r;
2115
2116 /*
2117 * E2: OK, now the real pass
2118 */
2119 int ypixel = (int)Row2Pixel (row);
2120
2121 for (col = 0; col < ncol; col++)
2122 {
2123 /* compare new text with old - if exactly the same then continue */
2124 if (stp[col] == dtp[col] /* Must match characters to skip. */
2125 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2126 || (stp[col] == ' ' /* space w/ no background change */
2127 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2128 continue;
2129
2130 // redraw one or more characters
2131
2132 // seek to the beginning of wide characters
2133 while (stp[col] == NOCHAR && col > 0)
2134 --col;
2135
2136 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2137 text_t *text = stp + col;
2138 int count = 1;
2139
2140 dtp[col] = stp[col];
2141 drp[col] = rend;
2142
2143 int xpixel = Col2Pixel (col);
2144
2145 for (i = 0; ++col < ncol; )
2146 {
2147 if (stp[col] == NOCHAR)
2148 {
2149 dtp[col] = stp[col];
2150 drp[col] = rend;
2151 count++;
2152 i++;
2153
2154 continue;
2155 }
2156
2157 if (!RS_SAME (rend, srp[col]))
2158 break;
2159
2160 count++;
2161
2162 if (stp[col] != dtp[col]
2163 || !RS_SAME (srp[col], drp[col]))
2164 {
2165 if (must_clear && (i++ > count / 2))
2166 break;
2167
2168 dtp[col] = stp[col];
2169 drp[col] = rend;
2170 i = 0;
2171 }
2172 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2173 break;
2174 }
2175
2176 col--; /* went one too far. move back */
2177 count -= i; /* dump any matching trailing chars */
2178
2179 // sometimes we optimize away the trailing NOCHAR's, add them back
2180 while (i && text[count] == NOCHAR)
2181 count++, i--;
2182
2183 /*
2184 * Determine the attributes for the string
2185 */
2186 int fore = GET_FGCOLOR (rend); // desired foreground
2187 int back = GET_BGCOLOR (rend); // desired background
2188
2189 // only do special processing if any attributes are set, which is rare
2190 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2191 {
2192#if ENABLE_STYLES
2193 // force redraw after "careful" characters to avoid pixel droppings
2194 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2195 drp[col + 1] = ~srp[col + 1];
2196
2197 // include previous careful character(s) if possible, looks nicer (best effort...)
2198 while (text > stp
2199 && srp[text - stp - 1] & RS_Careful
2200 && RS_SAME (rend, srp[text - stp - 1]))
2201 text--, count++, xpixel -= fwidth;
2202#endif
2203
2204 bool invert = rend & RS_RVid;
2205
2206#ifndef NO_BOLD_UNDERLINE_REVERSE
2207 if (rend & RS_Bold
2208 && fore == Color_fg)
2209 {
2210 if (ISSET_PIXCOLOR (Color_BD))
2211 fore = Color_BD;
2212# if !ENABLE_STYLES
2213 else
2214 invert = !invert;
2215# endif
2216 }
2217
2218 if (rend & RS_Italic
2219 && fore == Color_fg)
2220 {
2221 if (ISSET_PIXCOLOR (Color_IT))
2222 fore = Color_IT;
2223# if !ENABLE_STYLES
2224 else
2225 invert = !invert;
2226# endif
2227 }
2228
2229 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2230 fore = Color_UL;
2231#endif
2232
2233 if (invert)
2234 {
2235 ::swap (fore, back);
2236
2237#ifndef NO_BOLD_UNDERLINE_REVERSE
2238 if (ISSET_PIXCOLOR (Color_RV))
2239 back = Color_RV;
2240
2241 if (fore == back)
2242 {
2243 fore = Color_bg;
2244 back = Color_fg;
2245 }
2246#endif
2247 }
2248
2249#ifdef TEXT_BLINK
2250 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2251 {
2252 if (!text_blink_ev.active)
2253 {
2254 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2255 hidden_text = 0;
2256 }
2257 else if (hidden_text)
2258 fore = back;
2259 }
2260#endif
2261 }
2262
2263 /*
2264 * Actually do the drawing of the string here
2265 */
2266 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2267
2268 if (back == fore)
2269 font->clear_rect (*drawable, xpixel, ypixel,
2270 fwidth * count, fheight,
2271 back);
2272 else if (back == Color_bg)
2273 {
2274 if (must_clear)
2275 {
2276 CLEAR_CHARS (xpixel, ypixel, count);
2277
2278 for (i = 0; i < count; i++) /* don't draw empty strings */
2279 if (text[i] != ' ')
2066 { 2280 {
2067 *dtp++ = *dtp2++; 2281 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2068 *drp++ = *drp2++; 2282 break;
2069 } 2283 }
2070
2071 if (len == -1)
2072 len = row;
2073
2074 wlen = row;
2075 continue;
2076 } 2284 }
2077 }
2078
2079 if (len != -1)
2080 {
2081 /* also comes here at end if needed because of >= above */
2082 if (wlen < len)
2083 SWAP_IT(wlen, len, int);
2084
2085 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2086 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2087 TermWin.gc, 0, Row2Pixel (len + i),
2088 (unsigned int)TermWin_TotalWidth (),
2089 (unsigned int)Height2Pixel (wlen - len + 1),
2090 0, Row2Pixel (len));
2091 len = -1;
2092 }
2093 }
2094 }
2095#endif
2096
2097 /*
2098 * E: main pass across every character
2099 */
2100 for (row = 0; row < TermWin.nrow; row++)
2101 {
2102 stp = screen.text[row + row_offset];
2103 srp = screen.rend[row + row_offset];
2104 dtp = drawn_text[row];
2105 drp = drawn_rend[row];
2106
2107 /*
2108 * E2: OK, now the real pass
2109 */
2110 int ypixel = (int)Row2Pixel(row);
2111
2112 for (col = 0; col < TermWin.ncol; col++)
2113 {
2114 /* compare new text with old - if exactly the same then continue */
2115 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2116
2117 if (stp[col] == dtp[col] /* Must match characters to skip. */
2118 && (rend == drp[col] /* Either rendition the same or */
2119 || (stp[col] == ' ' /* space w/ no background change */
2120 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2121 continue;
2122
2123 text_t *text = stp + col;
2124 int count = 1;
2125
2126 /* redraw one or more characters */
2127
2128 dtp[col] = stp[col];
2129 drp[col] = rend;
2130
2131 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2132 continue;
2133
2134 int xpixel = Col2Pixel(col);
2135
2136 // this loop looks very messy, it can probably be optimized
2137 // and cleaned a bit by you?
2138 for (i = 0; ++col < TermWin.ncol; )
2139 {
2140 if (stp[col] == NOCHAR)
2141 {
2142 dtp[col] = stp[col];
2143 drp[col] = rend;
2144 count++;
2145
2146 if (i) // only possible skip if char unchanged
2147 i++;
2148
2149 continue;
2150 }
2151
2152 if (((rend ^ srp[col]) & ~RS_wide) != 0)
2153 break;
2154
2155 count++;
2156
2157 if (stp[col] != dtp[col]
2158 || srp[col] != drp[col])
2159 {
2160 if (must_clear && (i++ > (count / 2)))
2161 break;
2162
2163 dtp[col] = stp[col];
2164 drp[col] = rend;
2165 i = 0;
2166 }
2167 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2168 break;
2169 }
2170
2171 col--; /* went one too far. move back */
2172 count -= i; /* dump any matching trailing chars */
2173
2174 /*
2175 * Determine the attributes for the string
2176 */
2177 int fid = GET_FONT(rend);
2178 fore = GET_FGCOLOR(rend);
2179 back = GET_BGCOLOR(rend);
2180 rend = GET_ATTR(rend);
2181
2182 rvid = (rend & RS_RVid) ? 1 : 0;
2183#ifdef OPTION_HC
2184 if (!rvid && (rend & RS_Blink))
2185 {
2186 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2187 back = Color_HC;
2188 else 2285 else
2189 rvid = !rvid; /* fall back */ 2286 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2190 } 2287 }
2191#endif 2288 else
2192 if (rvid) 2289 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2290
2291 if (rend & RS_Uline && font->descent > 1 && fore != back)
2193 { 2292 {
2194 SWAP_IT(fore, back, int); 2293#if ENABLE_FRILLS
2195 2294 if (ISSET_PIXCOLOR (Color_underline))
2196#ifndef NO_BOLD_UNDERLINE_REVERSE 2295 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2197 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2198# ifndef NO_CURSORCOLOR
2199 && !ISSET_PIXCOLOR (this, Color_cursor)
2200# endif
2201 )
2202 back = Color_RV;
2203#endif
2204 }
2205#ifndef NO_BOLD_UNDERLINE_REVERSE
2206 else if (rend & RS_Bold)
2207 {
2208 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2209 {
2210 fore = Color_BD;
2211# ifndef VERYBOLD
2212 rend &= ~RS_Bold; /* we've taken care of it */
2213# endif
2214 }
2215 }
2216 else if (rend & RS_Uline)
2217 {
2218 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2219 {
2220 fore = Color_UL;
2221 rend &= ~RS_Uline; /* we've taken care of it */
2222 }
2223 }
2224#endif
2225
2226 /*
2227 * Actually do the drawing of the string here
2228 */
2229 rxvt_font *font = (*TermWin.fontset)[fid];
2230
2231 if (back == Color_bg)
2232 {
2233 if (must_clear)
2234 {
2235 for (i = 0; i < count; i++) /* don't draw empty strings */
2236 if (text[i] != ' ')
2237 {
2238 font->draw (xpixel, ypixel, text, count, fore, -1);
2239 goto nodraw;
2240 }
2241
2242 CLEAR_CHARS (xpixel, ypixel, count);
2243nodraw: ;
2244 }
2245 else 2296 else
2246 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2297#endif
2247 } 2298 XSetForeground (display->display, gc, pix_colors[fore]);
2248 else
2249 font->draw (xpixel, ypixel, text, count, fore, back);
2250 2299
2251 if ((rend & RS_Uline) && (font->descent > 1))
2252 XDrawLine(Xdisplay, drawBuffer, TermWin.gc, 2300 XDrawLine (display->display, drawBuffer, gc,
2253 xpixel, ypixel + font->ascent + 1, 2301 xpixel, ypixel + font->ascent + 1,
2254 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2302 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2303 }
2255 } /* for (col....) */ 2304 } /* for (col....) */
2256 } /* for (row....) */ 2305 } /* for (row....) */
2257 2306
2307#if ENABLE_OVERLAY
2308 scr_swap_overlay ();
2309#endif
2310
2258 /* 2311 /*
2259 * G: cleanup cursor and display outline cursor if necessary 2312 * G: cleanup cursor and display outline cursor if necessary
2260 */ 2313 */
2261 if (showcursor) { 2314 if (showcursor)
2262 if (TermWin.focus) { 2315 {
2263 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2316 if (focus)
2264 [screen.cur.col]); 2317 {
2318 if (options & Opt_cursorUnderline)
2319 *crp ^= RS_Uline;
2320 else
2321 {
2265 *srp ^= RS_RVid; 2322 *crp ^= RS_RVid;
2266#ifndef NO_CURSORCOLOR 2323#ifndef NO_CURSORCOLOR
2267 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2324 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2268#endif 2325#endif
2326 }
2327 }
2269 } else if (oldcursor.row >= 0) { 2328 else if (oldcursor.row >= 0)
2329 {
2330 int cursorwidth = 1;
2331 int col = oldcursor.col;
2332
2333 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2334 col--;
2335
2336 while (col + cursorwidth < ncol
2337 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2338 cursorwidth++;
2339
2270#ifndef NO_CURSORCOLOR 2340#ifndef NO_CURSORCOLOR
2271 unsigned long gcmask; /* Graphics Context mask */
2272
2273 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2341 if (ISSET_PIXCOLOR (Color_cursor))
2274 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2342 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2275#endif 2343#endif
2344
2276 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2345 XDrawRectangle (display->display, drawBuffer, gc,
2277 Col2Pixel(oldcursor.col), 2346 Col2Pixel (col),
2278 Row2Pixel(oldcursor.row), 2347 Row2Pixel (oldcursor.row),
2279 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2348 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2280 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2349 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2281 } 2350 }
2282 } 2351 }
2283 2352
2284 /* 2353 /*
2285 * H: cleanup selection 2354 * H: cleanup selection
2286 */ 2355 */
2287 rxvt_scr_reverse_selection (this); 2356 scr_reverse_selection ();
2288 2357
2289 /*
2290 * I: other general cleanup
2291 */
2292 if (clearfirst && TermWin.int_bwidth)
2293 /*
2294 * clear the whole screen height, note that width == 0 is treated
2295 * specially by XClearArea
2296 */
2297 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2298 (unsigned int)TermWin.int_bwidth,
2299 (unsigned int)TermWin_TotalHeight(), False);
2300 if (clearlast && TermWin.int_bwidth)
2301 /*
2302 * clear the whole screen height, note that width == 0 is treated
2303 * specially by XClearArea
2304 */
2305 XClearArea(Xdisplay, TermWin.vt,
2306 TermWin.width + TermWin.int_bwidth, 0,
2307 (unsigned int)TermWin.int_bwidth,
2308 (unsigned int)TermWin_TotalHeight(), False);
2309 if (refresh_type & SMOOTH_REFRESH) 2358 if (refresh_type & SMOOTH_REFRESH)
2310 XSync(Xdisplay, False); 2359 XFlush (display->display);
2311 2360
2312 num_scr = 0; 2361 num_scr = 0;
2313 num_scr_allow = 1; 2362 num_scr_allow = 1;
2314 want_refresh = 0; /* screen is current */
2315} 2363}
2316 2364
2317/* ------------------------------------------------------------------------- */
2318void 2365void
2366rxvt_term::scr_remap_chars (const line_t &l)
2367{
2368 if (!l.t)
2369 return;
2370
2371 for (int i = ncol; i--; )
2372 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2373}
2374
2375void
2376rxvt_term::scr_remap_chars ()
2377{
2378 for (int i = total_rows; i--; )
2379 scr_remap_chars (row_buf [i]);
2380
2381 for (int i = nrow; i--; )
2382 {
2383 scr_remap_chars (drawn_buf [i]);
2384 scr_remap_chars (swap_buf [i]);
2385 }
2386}
2387
2388void
2319rxvt_term::scr_clear() 2389rxvt_term::scr_recolour ()
2320{ 2390{
2391 if (1
2392#if TRANSPARENT
2393 && !am_transparent
2394#endif
2395#if XPM_BACKGROUND
2396 && !bgPixmap.pixmap
2397#endif
2398 )
2399 {
2400 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2401 XClearWindow (display->display, parent[0]);
2402 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2403#if HAVE_SCROLLBARS
2404 if (scrollBar.win)
2405 {
2406 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2407 scrollBar.setIdle ();
2408 scrollbar_show (0);
2409 }
2410#endif
2411 }
2412
2413 scr_clear ();
2414 scr_touch (true);
2415 want_refresh = 1;
2416}
2417
2418/* ------------------------------------------------------------------------- */
2419void
2420rxvt_term::scr_clear (bool really)
2421{
2321 if (!TermWin.mapped) 2422 if (!mapped)
2322 return; 2423 return;
2323 2424
2324 num_scr_allow = 0; 2425 num_scr_allow = 0;
2325 want_refresh = 1; 2426 want_refresh = 1;
2326#ifdef TRANSPARENT
2327 if ((Options & Opt_transparent) && (am_pixmap_trans == 0))
2328 {
2329 int i;
2330 2427
2331 if (!(Options & Opt_transparent_all)) 2428 if (really)
2332 i = 0; 2429 XClearWindow (display->display, vt);
2430}
2431
2432/* ------------------------------------------------------------------------- */
2433void
2434rxvt_term::scr_reverse_selection ()
2435{
2436 if (selection.op
2437 && current_screen == selection.screen
2438 && selection.end.row >= -view_start)
2439 {
2440 int view_end = -view_start + nrow;
2441 int row, col;
2442
2443#if ENABLE_FRILLS
2444 if (selection.rect)
2445 {
2446 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2447 for (rend_t *srp = ROW(row).r, col = selection.beg.col; col < selection.end.col; col++)
2448 srp[col] ^= RS_RVid;
2449 }
2333 else 2450 else
2334 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2335
2336 while (i--)
2337 if (TermWin.parent[i] != None)
2338 XClearWindow(Xdisplay, TermWin.parent[i]);
2339 }
2340#endif 2451#endif
2341 2452 {
2342 XClearWindow (Xdisplay, TermWin.vt); 2453 if (selection.beg.row >= -view_start)
2343} 2454 {
2344
2345/* ------------------------------------------------------------------------- */
2346/* INTPROTO */
2347void
2348rxvt_scr_reverse_selection(pR)
2349{
2350 int i, col, row, end_row;
2351 rend_t *srp;
2352
2353 if (R->selection.op && R->current_screen == R->selection.screen) {
2354 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2355 i = R->selection.beg.row + R->TermWin.saveLines;
2356 row = R->selection.end.row + R->TermWin.saveLines;
2357 if (i >= end_row)
2358 col = R->selection.beg.col; 2455 col = selection.beg.col;
2456 row = selection.beg.row;
2457 }
2359 else { 2458 else
2459 {
2360 col = 0; 2460 col = 0;
2361 i = end_row; 2461 row = view_start;
2362 } 2462 }
2363 end_row += R->TermWin.nrow; 2463
2364 for (; i < row && i < end_row; i++, col = 0) 2464 for (; row < min (selection.end.row, view_end); row++, col = 0)
2365 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2465 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2366#ifndef OPTION_HC
2367 srp[col] ^= RS_RVid; 2466 srp[col] ^= RS_RVid;
2368#else 2467
2369 srp[col] ^= RS_Blink; 2468 if (row == selection.end.row)
2370#endif 2469 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2371 if (i == row && i < end_row)
2372 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2373#ifndef OPTION_HC
2374 srp[col] ^= RS_RVid; 2470 srp[col] ^= RS_RVid;
2375#else 2471 }
2376 srp[col] ^= RS_Blink;
2377#endif
2378 } 2472 }
2379} 2473}
2380 2474
2381/* ------------------------------------------------------------------------- */ 2475/* ------------------------------------------------------------------------- */
2382/* 2476/*
2383 * Dump the whole scrollback and screen to the passed filedescriptor. The 2477 * Dump the whole scrollback and screen to the passed filedescriptor. The
2384 * invoking routine must close the fd. 2478 * invoking routine must close the fd.
2385 */ 2479 */
2386#if 0 2480#if 0
2387/* EXTPROTO */
2388void 2481void
2389rxvt_scr_dump(pR_ int fd) 2482rxvt_term::scr_dump (int fd)
2390{ 2483{
2391 int row, wrote; 2484 int row, wrote;
2392 unsigned int width, towrite; 2485 unsigned int width, towrite;
2393 char r1[] = "\n"; 2486 char r1[] = "\n";
2394 2487
2395 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2488 for (row = saveLines - nsaved;
2396 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2489 row < saveLines + nrow - 1; row++)
2397 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2490 {
2398 : R->TermWin.ncol; 2491 width = row_buf[row].l >= 0 ? row_buf[row].l
2492 : ncol;
2399 for (towrite = width; towrite; towrite -= wrote) { 2493 for (towrite = width; towrite; towrite -= wrote)
2494 {
2400 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2495 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2401 towrite); 2496 towrite);
2402 if (wrote < 0) 2497 if (wrote < 0)
2403 return; /* XXX: death, no report */ 2498 return; /* XXX: death, no report */
2404 } 2499 }
2405 if (R->screen.tlen[row] >= 0) 2500 if (row_buf[row].l >= 0)
2406 if (write(fd, r1, 1) <= 0) 2501 if (write (fd, r1, 1) <= 0)
2407 return; /* XXX: death, no report */ 2502 return; /* XXX: death, no report */
2408 } 2503 }
2409} 2504}
2410#endif 2505#endif
2411 2506
2412/* ------------------------------------------------------------------------- * 2507/* ------------------------------------------------------------------------- *
2413 * CHARACTER SELECTION * 2508 * CHARACTER SELECTION *
2414 * ------------------------------------------------------------------------- */ 2509 * ------------------------------------------------------------------------- */
2415
2416/*
2417 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2418 */
2419/* EXTPROTO */
2420void 2510void
2421rxvt_selection_check(pR_ int check_more) 2511rxvt_term::selection_check (int check_more)
2422{ 2512{
2423 row_col_t pos; 2513 row_col_t pos;
2424 2514
2425 if (!R->selection.op) 2515 if (!selection.op)
2426 return; 2516 return;
2427 2517
2428 pos.row = pos.col = 0; 2518 pos.row = pos.col = 0;
2429 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2519 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2430 || (R->selection.beg.row >= R->TermWin.nrow) 2520 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2431 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2521 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)
2432 || (R->selection.mark.row >= R->TermWin.nrow)
2433 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2434 || (R->selection.end.row >= R->TermWin.nrow)
2435 || (check_more == 1 2522 || (check_more == 1
2436 && R->current_screen == R->selection.screen 2523 && current_screen == selection.screen
2437 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2524 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2438 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2525 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2439 || (check_more == 2 2526 || (check_more == 2
2440 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2527 && ROWCOL_IS_BEFORE (selection.beg, pos)
2441 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2528 && ROWCOL_IS_AFTER (selection.end, pos))
2442 || (check_more == 3 2529 || (check_more == 3
2443 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2530 && ROWCOL_IS_AFTER (selection.end, pos))
2444 || (check_more == 4 /* screen width change */ 2531 || (check_more == 4 /* screen width change */
2445 && (R->selection.beg.row != R->selection.end.row 2532 && (selection.beg.row != selection.end.row
2446 || R->selection.end.col > R->TermWin.ncol))) 2533 || selection.end.col > ncol)))
2447 CLEAR_SELECTION(R); 2534 CLEAR_SELECTION ();
2448} 2535}
2449 2536
2450/* ------------------------------------------------------------------------- */ 2537/* ------------------------------------------------------------------------- */
2451/* 2538/*
2452 * Paste a selection direct to the command fd 2539 * Paste a selection direct to the command fd
2453 */ 2540 */
2454void 2541void
2455rxvt_term::paste (const unsigned char *data, unsigned int len) 2542rxvt_term::paste (unsigned char *data, unsigned int len)
2456{ 2543{
2457 unsigned int i, j, n;
2458 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2459
2460#if 0
2461 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2462 ZERO_SCROLLBACK (r);
2463#endif
2464
2465 /* convert normal newline chars into common keyboard Return key sequence */ 2544 /* convert normal newline chars into common keyboard Return key sequence */
2466 for (i = 0; i < len; i += PROP_SIZE) 2545 for (unsigned int i = 0; i < len; i++)
2467 { 2546 if (data[i] == C0_LF)
2468 n = min (len - i, PROP_SIZE); 2547 data[i] = C0_CR;
2469 MEMCPY (ds, data + i, n);
2470 2548
2471 for (j = 0; j < n; j++) 2549 tt_write (data, len);
2472 if (ds[j] == '\n')
2473 ds[j] = '\r';
2474
2475 tt_write (ds, (int)n);
2476 }
2477
2478 free(ds);
2479} 2550}
2480 2551
2481/* ------------------------------------------------------------------------- */ 2552/* ------------------------------------------------------------------------- */
2482/* 2553/*
2483 * Respond to a notification that a primary selection has been sent 2554 * Respond to a notification that a primary selection has been sent
2484 * EXT: SelectionNotify 2555 * EXT: SelectionNotify
2485 */ 2556 */
2486/* EXTPROTO */ 2557void
2487int
2488rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2558rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2489{ 2559{
2490 long nread = 0; 2560 if (prop == None) /* check for failed XConvertSelection */
2561 {
2562 if ((selection_type & Sel_CompoundText))
2563 {
2564 int selnum = selection_type & Sel_whereMask;
2565
2566 selection_type = 0;
2567 if (selnum != Sel_direct)
2568 selection_request_other (XA_STRING, selnum);
2569 }
2570
2571 if ((selection_type & Sel_UTF8String))
2572 {
2573 int selnum = selection_type & Sel_whereMask;
2574
2575 selection_type = Sel_CompoundText;
2576 if (selnum != Sel_direct)
2577 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2578 else
2579 selection_type = 0;
2580 }
2581
2582 return;
2583 }
2584
2491 unsigned long bytes_after; 2585 unsigned long bytes_after;
2492 XTextProperty ct; 2586 XTextProperty ct;
2493 int dummy_count;
2494 char **cl;
2495 2587
2496 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2588 if (XGetWindowProperty (display->display, win, prop,
2497 2589 0, PROP_SIZE / 4,
2498 if (prop == None) /* check for failed XConvertSelection */ 2590 delete_prop, AnyPropertyType,
2499 { 2591 &ct.encoding, &ct.format,
2500 if ((R->selection_type & Sel_CompoundText)) 2592 &ct.nitems, &bytes_after,
2501 { 2593 &ct.value) != Success)
2502 int selnum = R->selection_type & Sel_whereMask;
2503
2504 R->selection_type = 0;
2505 if (selnum != Sel_direct)
2506 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2507 }
2508
2509 return 0;
2510 } 2594 {
2511 2595 ct.value = 0;
2512 for (;;) 2596 goto bailout;
2513 { 2597 }
2598
2599 if (ct.encoding == None)
2600 goto bailout;
2601
2602 if (bytes_after)
2603 {
2604 // fetch and append remaining data
2605 XTextProperty ct2;
2606
2514 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2607 if (XGetWindowProperty (display->display, win, prop,
2515 (long)(PROP_SIZE / 4), delete_prop, 2608 ct.nitems / 4, (bytes_after + 3) / 4,
2609 delete_prop, AnyPropertyType,
2516 AnyPropertyType, &ct.encoding, &ct.format, 2610 &ct2.encoding, &ct2.format,
2517 &ct.nitems, &bytes_after, 2611 &ct2.nitems, &bytes_after,
2518 &ct.value) != Success) 2612 &ct2.value) != Success)
2519 break; 2613 goto bailout;
2520 2614
2521 if (ct.encoding == 0) 2615 // realloc should be compatible to XFree, here, and elsewhere, too
2522 { 2616 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2523 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2617 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2524 break; 2618 ct.nitems += ct2.nitems;
2525 }
2526 2619
2620 XFree (ct2.value);
2621 }
2622
2527 if (ct.value == NULL) 2623 if (ct.value == 0)
2528 { 2624 goto bailout;
2529 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2530 continue;
2531 }
2532 2625
2626 if (ct.encoding == xa[XA_INCR])
2627 {
2628 // INCR selection, start handshake
2629 if (!delete_prop)
2630 XDeleteProperty (display->display, win, prop);
2631
2632 selection_wait = Sel_incr;
2633 incr_buf_fill = 0;
2634 incr_ev.start (NOW + 10);
2635
2636 goto bailout;
2637 }
2638
2533 if (ct.nitems == 0) 2639 if (ct.nitems == 0)
2640 {
2641 if (selection_wait == Sel_incr)
2642 {
2643 XFree (ct.value);
2644
2645 // finally complete, now paste the whole thing
2646 selection_wait = Sel_normal;
2647 ct.value = (unsigned char *)incr_buf;
2648 ct.nitems = incr_buf_fill;
2649 incr_buf = 0;
2650 incr_buf_size = 0;
2651 incr_ev.stop ();
2534 { 2652 }
2535 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2653 else
2654 {
2536 if (R->selection_wait == Sel_normal && nread == 0) 2655 if (selection_wait == Sel_normal
2656 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2537 { 2657 {
2538 /* 2658 /*
2539 * pass through again trying CUT_BUFFER0 if we've come from 2659 * pass through again trying CUT_BUFFER0 if we've come from
2540 * XConvertSelection() but nothing was presented 2660 * XConvertSelection () but nothing was presented
2541 */ 2661 */
2542 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2543 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2662 selection_paste (display->root, XA_CUT_BUFFER0, False);
2544 } 2663 }
2545 2664
2546 nread = -1; /* discount any previous stuff */ 2665 goto bailout;
2547 break;
2548 }
2549
2550 nread += ct.nitems;
2551 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2552 &dummy_count) == Success && cl)
2553 { 2666 }
2667 }
2668 else if (selection_wait == Sel_incr)
2669 {
2670 incr_ev.start (NOW + 10);
2671
2672 while (incr_buf_fill + ct.nitems > incr_buf_size)
2673 {
2674 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2675 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2676 }
2677
2678 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2679 incr_buf_fill += ct.nitems;
2680
2681 goto bailout;
2682 }
2683
2684 char **cl;
2685 int cr;
2686
2687#if ENABLE_FRILLS
2688 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2689 // so recode it manually
2690 if (ct.encoding == xa[XA_UTF8_STRING])
2691 {
2692 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2693 char *s = rxvt_wcstombs (w);
2694 free (w);
2695 // TODO: strlen == only the first element will be converted. well...
2696 paste ((unsigned char *)s, strlen (s));
2697 free (s);
2698 }
2699 else
2700#endif
2701 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2702 && cl)
2703 {
2704 for (int i = 0; i < cr; i++)
2554 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2705 paste ((unsigned char *)cl[i], strlen (cl[i]));
2706
2555 XFreeStringList (cl); 2707 XFreeStringList (cl);
2556 } 2708 }
2557 else 2709 else
2558 R->paste (ct.value, ct.nitems); 2710 paste (ct.value, ct.nitems); // paste raw
2559 2711
2560 if (bytes_after == 0) 2712bailout:
2561 break;
2562
2563 XFree (ct.value);
2564 }
2565
2566 if (ct.value)
2567 XFree (ct.value); 2713 XFree (ct.value);
2568 2714
2569 if (R->selection_wait == Sel_normal) 2715 if (selection_wait == Sel_normal)
2570 R->selection_wait = Sel_none; 2716 selection_wait = Sel_none;
2571
2572 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2573 return (int)nread;
2574} 2717}
2575 2718
2576void 2719void
2577rxvt_term::incr_cb (time_watcher &w) 2720rxvt_term::incr_cb (time_watcher &w)
2578{ 2721{
2579 w.stop ();
2580 selection_wait = Sel_none; 2722 selection_wait = Sel_none;
2581 2723
2724 incr_buf_size = 0;
2725 free (incr_buf);
2726
2582 rxvt_print_error("data loss: timeout on INCR selection paste"); 2727 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2583} 2728}
2584 2729
2585/*
2586 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2587 */
2588/* EXTPROTO */
2589void 2730void
2590rxvt_selection_property(pR_ Window win, Atom prop) 2731rxvt_term::selection_property (Window win, Atom prop)
2591{ 2732{
2592 int reget_time = 0; 2733 if (prop == None || selection_wait != Sel_incr)
2593
2594 if (prop == None)
2595 return; 2734 return;
2596 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2597 if (R->selection_wait == Sel_normal) {
2598 int a, afmt;
2599 Atom atype;
2600 unsigned long bytes_after, nitems;
2601 unsigned char *s = NULL;
2602 2735
2603 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2736 selection_paste (win, prop, true);
2604 R->xa[XA_INCR], &atype, &afmt, &nitems,
2605 &bytes_after, &s);
2606 if (s)
2607 XFree(s);
2608 if (a != Success)
2609 return;
2610#ifndef __CYGWIN32__
2611 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2612 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2613 XDeleteProperty(R->Xdisplay, win, prop);
2614 XFlush(R->Xdisplay);
2615 reget_time = 1;
2616 R->selection_wait = Sel_incr;
2617 }
2618#endif
2619 } else if (R->selection_wait == Sel_incr) {
2620 reget_time = 1;
2621 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2622 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2623 R->selection_wait = Sel_none;
2624 R->incr_ev.stop ();
2625 }
2626 }
2627 if (reget_time) /* received more data so reget time */
2628 R->incr_ev.start (NOW + 10);
2629} 2737}
2738
2630/* ------------------------------------------------------------------------- */ 2739/* ------------------------------------------------------------------------- */
2631/* 2740/*
2632 * Request the current selection: 2741 * Request the current selection:
2633 * Order: > internal selection if available 2742 * Order: > internal selection if available
2634 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2743 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2635 * > CUT_BUFFER0 2744 * > CUT_BUFFER0
2636 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2745 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2637 * will auto fallback to CUT_BUFFER0 2746 * will auto fallback to CUT_BUFFER0
2638 * EXT: button 2 release 2747 * EXT: button 2 release
2639 */ 2748 */
2640/* EXTPROTO */
2641void 2749void
2642rxvt_selection_request(pR_ Time tm, int x, int y) 2750rxvt_term::selection_request (Time tm, int x, int y)
2643{ 2751{
2644 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2645 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2752 if (x < 0 || x >= width || y < 0 || y >= height)
2646 return; /* outside window */ 2753 return; /* outside window */
2647 2754
2648 if (R->selection.text != NULL) { /* internal selection */ 2755 if (selection.text)
2649 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2756 { /* internal selection */
2650 R->paste (R->selection.text, R->selection.len); 2757 char *str = rxvt_wcstombs (selection.text, selection.len);
2758 paste ((unsigned char *)str, strlen (str));
2759 free (str);
2651 return; 2760 return;
2652 } else { 2761 }
2653 int i; 2762 else
2763 {
2764 int i;
2654 2765
2655 R->selection_request_time = tm; 2766 selection_request_time = tm;
2656 R->selection_wait = Sel_normal; 2767 selection_wait = Sel_normal;
2768
2657 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2769 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2770 {
2771#if X_HAVE_UTF8_STRING
2772 selection_type = Sel_UTF8String;
2773 if (selection_request_other (xa[XA_UTF8_STRING], i))
2774 return;
2775#else
2658 R->selection_type = Sel_CompoundText; 2776 selection_type = Sel_CompoundText;
2659 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2777 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2660 return; 2778 return;
2779#endif
2661 } 2780 }
2662 } 2781 }
2782
2663 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2783 selection_wait = Sel_none; /* don't loop in selection_paste () */
2664 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2784 selection_paste (display->root, XA_CUT_BUFFER0, false);
2666} 2785}
2667 2786
2668/* INTPROTO */
2669int 2787int
2670rxvt_selection_request_other(pR_ Atom target, int selnum) 2788rxvt_term::selection_request_other (Atom target, int selnum)
2671{ 2789{
2672 Atom sel; 2790 Atom sel;
2673#ifdef DEBUG_SELECT
2674 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2675#endif
2676 2791
2677 R->selection_type |= selnum; 2792 selection_type |= selnum;
2793
2678 if (selnum == Sel_Primary) 2794 if (selnum == Sel_Primary)
2679 sel = XA_PRIMARY; 2795 sel = XA_PRIMARY;
2680 else if (selnum == Sel_Secondary) 2796 else if (selnum == Sel_Secondary)
2681 sel = XA_SECONDARY; 2797 sel = XA_SECONDARY;
2682 else 2798 else
2683 sel = R->xa[XA_CLIPBOARD]; 2799 sel = xa[XA_CLIPBOARD];
2800
2684 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2801 if (XGetSelectionOwner (display->display, sel) != None)
2685 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2802 {
2686 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2803 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2687 R->TermWin.vt, R->selection_request_time); 2804 vt, selection_request_time);
2688 return 1; 2805 return 1;
2689 } 2806 }
2807
2690 return 0; 2808 return 0;
2691} 2809}
2692 2810
2693/* ------------------------------------------------------------------------- */ 2811/* ------------------------------------------------------------------------- */
2694/* 2812/*
2695 * Clear all selected text 2813 * Clear all selected text
2696 * EXT: SelectionClear 2814 * EXT: SelectionClear
2697 */ 2815 */
2698/* EXTPROTO */
2699void 2816void
2700rxvt_selection_clear(pR) 2817rxvt_term::selection_clear ()
2701{ 2818{
2702 D_SELECT((stderr, "rxvt_selection_clear()"));
2703
2704 R->want_refresh = 1; 2819 want_refresh = 1;
2705 if (R->selection.text)
2706 free(R->selection.text); 2820 free (selection.text);
2707 R->selection.text = NULL; 2821 selection.text = NULL;
2708 R->selection.len = 0; 2822 selection.len = 0;
2709 CLEAR_SELECTION(R); 2823 CLEAR_SELECTION ();
2824
2825 if (display->selection_owner == this)
2826 display->selection_owner = 0;
2710} 2827}
2711 2828
2712/* ------------------------------------------------------------------------- */ 2829/* ------------------------------------------------------------------------- */
2713/* 2830/*
2714 * Copy a selection into the cut buffer 2831 * Copy a selection into the cut buffer
2715 * EXT: button 1 or 3 release 2832 * EXT: button 1 or 3 release
2716 */ 2833 */
2717/* EXTPROTO */
2718void 2834void
2719rxvt_selection_make(pR_ Time tm) 2835rxvt_term::selection_make (Time tm)
2720{ 2836{
2721 int i, col, end_col, row, end_row; 2837 int i;
2722 unsigned char *new_selection_text; 2838 wchar_t *new_selection_text;
2723 char *str; 2839 text_t *t;
2724 text_t *t;
2725#ifdef ACS_ASCII
2726 rend_t *re;
2727#endif
2728 2840
2729 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2730 switch (R->selection.op) { 2841 switch (selection.op)
2842 {
2731 case SELECTION_CONT: 2843 case SELECTION_CONT:
2732 break; 2844 break;
2733 case SELECTION_INIT: 2845 case SELECTION_INIT:
2734 CLEAR_SELECTION(R); 2846 CLEAR_SELECTION ();
2735 /* FALLTHROUGH */ 2847 /* FALLTHROUGH */
2736 case SELECTION_BEGIN: 2848 case SELECTION_BEGIN:
2737 R->selection.op = SELECTION_DONE; 2849 selection.op = SELECTION_DONE;
2738 /* FALLTHROUGH */ 2850 /* FALLTHROUGH */
2739 default: 2851 default:
2740 return; 2852 return;
2741 } 2853 }
2854
2742 R->selection.op = SELECTION_DONE; 2855 selection.op = SELECTION_DONE;
2743 2856
2744 if (R->selection.clicks == 4) 2857 if (selection.clicks == 4)
2745 return; /* nothing selected, go away */ 2858 return; /* nothing selected, go away */
2746 2859
2747 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2860 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2748 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2861 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2749 2862
2750 new_selection_text = (unsigned char *)str; 2863 int ofs = 0;
2864 int extra = 0;
2751 2865
2752 col = R->selection.beg.col; 2866 int col = selection.beg.col;
2753 MAX_IT(col, 0); 2867 int row = selection.beg.row;
2754 row = R->selection.beg.row + R->TermWin.saveLines;
2755 end_row = R->selection.end.row + R->TermWin.saveLines;
2756 2868
2869 int end_col;
2870
2757 for (; row <= end_row; row++, col = 0) 2871 for (; row <= selection.end.row; row++, col = 0)
2872 {
2873#if ENABLE_FRILLS
2874 if (selection.rect)
2758 { 2875 {
2759 t = &(R->screen.text[row][col]); 2876 col = selection.beg.col;
2760
2761 end_col = R->screen.tlen[row];
2762
2763 if (end_col == -1)
2764 end_col = R->TermWin.ncol; 2877 end_col = ncol + 1;
2878 }
2879 else
2880#endif
2881 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2765 2882
2766 if (row == end_row) 2883 col = max (col, 0);
2884
2885 if (row == selection.end.row || selection.rect)
2767 MIN_IT (end_col, R->selection.end.col); 2886 end_col = min (end_col, selection.end.col);
2768 2887
2888 t = ROW(row).t + col;
2769 for (; col < end_col; col++) 2889 for (; col < end_col; col++)
2890 {
2770 if (*t == NOCHAR) 2891 if (*t == NOCHAR)
2771 t++; 2892 t++;
2893#if ENABLE_COMBINING
2894 else if (IS_COMPOSE (*t))
2895 {
2896 int len = rxvt_composite.expand (*t, 0);
2897
2898 extra -= (len - 1);
2899
2900 if (extra < 0)
2901 {
2902 extra += i;
2903 i += i;
2904 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2905 }
2906
2907 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2908 }
2909#endif
2772 else 2910 else
2773 { 2911 new_selection_text[ofs++] = *t++;
2774 int len = wctomb (str, *t++);
2775 if (len > 0)
2776 str += len;
2777 }
2778
2779 if (R->screen.tlen[row] != -1 && row != end_row)
2780 *str++ = '\n';
2781 } 2912 }
2782 2913
2783#ifndef NO_OLD_SELECTION 2914 if (!ROW(row).is_longer () && row != selection.end.row)
2784 if (R->selection_style == OLD_SELECT) 2915 new_selection_text[ofs++] = C0_LF;
2785 if (end_col == R->TermWin.ncol) 2916 }
2786 *str++ = '\n'; 2917
2787#endif
2788#ifndef NO_NEW_SELECTION
2789 if (R->selection_style != OLD_SELECT)
2790 if (end_col != R->selection.end.col) 2918 if (end_col != selection.end.col)
2791 *str++ = '\n'; 2919 new_selection_text[ofs++] = C0_LF;
2792#endif
2793 *str = '\0';
2794 2920
2795 i = str - (char *)new_selection_text; 2921 new_selection_text[ofs] = 0;
2922
2796 if (i == 0) 2923 if (ofs == 0)
2797 { 2924 {
2798 free (new_selection_text); 2925 free (new_selection_text);
2799 return; 2926 return;
2800 } 2927 }
2801 2928
2802 // due to MB_MAX_CUR, selection wastage is usually high
2803 if (str - (char *)new_selection_text > 1024)
2804 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2805
2806 R->selection.len = i;
2807 if (R->selection.text)
2808 free (R->selection.text); 2929 free (selection.text);
2809 2930
2810 R->selection.text = new_selection_text; 2931 // we usually allocate much more than necessary, so realloc it smaller again
2932 selection.len = ofs;
2933 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2811 2934
2812 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2935 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2813 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2936 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2814 rxvt_print_error("can't get primary selection"); 2937 display->set_selection_owner (this);
2815 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2938 else
2816 PropModeReplace, R->selection.text, (int)R->selection.len); 2939 rxvt_warn ("can't get primary selection, ignoring.\n");
2940
2941#if 0
2942 XTextProperty ct;
2943
2944 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2945 {
2946 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2947 XFree (ct.value);
2948 }
2949#endif
2950
2817 R->selection_time = tm; 2951 selection_time = tm;
2818 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len));
2819} 2952}
2820 2953
2821/* ------------------------------------------------------------------------- */ 2954/* ------------------------------------------------------------------------- */
2822/* 2955/*
2823 * Mark or select text based upon number of clicks: 1, 2, or 3 2956 * Mark or select text based upon number of clicks: 1, 2, or 3
2824 * EXT: button 1 press 2957 * EXT: button 1 press
2825 */ 2958 */
2826void 2959void
2827rxvt_term::selection_click (int clicks, int x, int y) 2960rxvt_term::selection_click (int clicks, int x, int y)
2828{ 2961{
2829 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2830
2831 clicks = ((clicks - 1) % 3) + 1; 2962 clicks = ((clicks - 1) % 3) + 1;
2832 selection.clicks = clicks; /* save clicks so extend will work */ 2963 selection.clicks = clicks; /* save clicks so extend will work */
2833 2964
2834 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2965 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2835 2966
2836 if (clicks == 2 || clicks == 3) 2967 if (clicks == 2 || clicks == 3)
2837 rxvt_selection_extend_colrow (this, selection.mark.col, 2968 selection_extend_colrow (selection.mark.col,
2838 selection.mark.row + TermWin.view_start, 2969 selection.mark.row + view_start,
2839 0, /* button 3 */ 2970 0, /* button 3 */
2840 1, /* button press */ 2971 1, /* button press */
2841 0); /* click change */ 2972 0); /* click change */
2842} 2973}
2843 2974
2844/* ------------------------------------------------------------------------- */ 2975/* ------------------------------------------------------------------------- */
2845/* 2976/*
2846 * Mark a selection at the specified col/row 2977 * Mark a selection at the specified col/row
2847 */ 2978 */
2848/* INTPROTO */
2849void 2979void
2850rxvt_selection_start_colrow(pR_ int col, int row) 2980rxvt_term::selection_start_colrow (int col, int row)
2851{ 2981{
2852 R->want_refresh = 1; 2982 want_refresh = 1;
2983
2984 selection.mark.row = row - view_start;
2853 R->selection.mark.col = col; 2985 selection.mark.col = col;
2854 R->selection.mark.row = row - R->TermWin.view_start; 2986
2855 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 2987 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2856 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 2988 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2989
2990 while (selection.mark.col > 0
2991 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2857 MAX_IT(R->selection.mark.col, 0); 2992 --selection.mark.col;
2858 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 2993
2859 2994 if (selection.op)
2860 if (R->selection.op) { /* clear the old selection */ 2995 { /* clear the old selection */
2861 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 2996 selection.beg.row = selection.end.row = selection.mark.row;
2862 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 2997 selection.beg.col = selection.end.col = selection.mark.col;
2863 } 2998 }
2999
2864 R->selection.op = SELECTION_INIT; 3000 selection.op = SELECTION_INIT;
2865 R->selection.screen = R->current_screen; 3001 selection.screen = current_screen;
2866} 3002}
2867 3003
2868/* ------------------------------------------------------------------------- */ 3004/* ------------------------------------------------------------------------- */
2869/* 3005/*
2870 * Word select: select text for 2 clicks 3006 * Word select: select text for 2 clicks
2871 * We now only find out the boundary in one direction 3007 * We now only find out the boundary in one direction
2872 */ 3008 */
2873 3009
2874/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3010/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2875#define DELIMIT_TEXT(x) \ 3011#define DELIMIT_TEXT(x) \
2876 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3012 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2877#define DELIMIT_REND(x) 1 3013#define DELIMIT_REND(x) 1
2878 3014
2879/* INTPROTO */
2880void 3015void
2881rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3016rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2882{ 3017{
2883 int col, row, dirnadd, tcol, trow, w1, w2; 3018 int col, row, dirnadd, tcol, trow, w1, w2;
2884 row_col_t bound; 3019 row_col_t bound;
2885 text_t *stp; 3020 text_t *stp;
2886 rend_t *srp; 3021 rend_t *srp;
2887 3022
2888 if (dirn == UP) { 3023 if (dirn == UP)
2889 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3024 {
3025 bound.row = - nsaved - 1;
2890 bound.col = 0; 3026 bound.col = 0;
2891 dirnadd = -1; 3027 dirnadd = -1;
2892 } else { 3028 }
2893 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3029 else
3030 {
3031 bound.row = nrow;
2894 bound.col = R->TermWin.ncol - 1; 3032 bound.col = ncol - 1;
2895 dirnadd = 1; 3033 dirnadd = 1;
2896 } 3034 }
2897 row = mark->row + R->TermWin.saveLines; 3035
3036 row = mark->row;
2898 col = mark->col; 3037 col = max (mark->col, 0);
2899 MAX_IT(col, 0); 3038
2900/* find the edge of a word */ 3039 /* find the edge of a word */
2901 stp = &(R->screen.text[row][col]); 3040 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2902 w1 = DELIMIT_TEXT(*stp); 3041 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2903 3042
2904 if (R->selection_style != NEW_SELECT) { 3043 for (;;)
2905 if (w1 == 1) { 3044 {
3045 for (; col != bound.col; col += dirnadd)
3046 {
2906 stp += dirnadd; 3047 stp += dirnadd;
2907 if (DELIMIT_TEXT(*stp) == 1)
2908 goto Old_Word_Selection_You_Die;
2909 col += dirnadd;
2910 }
2911 w1 = 0;
2912 }
2913 srp = (&R->screen.rend[row][col]);
2914 w2 = DELIMIT_REND(*srp);
2915
2916 for (;;) {
2917 for (; col != bound.col; col += dirnadd) {
2918 stp += dirnadd; 3048 srp += dirnadd;
3049
3050 if (*stp == NOCHAR)
3051 continue;
3052
2919 if (DELIMIT_TEXT(*stp) != w1) 3053 if (DELIMIT_TEXT (*stp) != w1)
3054 break;
3055 if (DELIMIT_REND (*srp) != w2)
3056 break;
3057 }
3058
3059 if ((col == bound.col) && (row != bound.row))
3060 {
3061 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3062 {
3063 trow = row + dirnadd;
3064 tcol = dirn == UP ? ncol - 1 : 0;
3065
3066 if (!ROW(trow).t)
2920 break; 3067 break;
2921 srp += dirnadd; 3068
2922 if (DELIMIT_REND(*srp) != w2) 3069 stp = ROW(trow).t + tcol;
3070 srp = ROW(trow).r + tcol;
3071
3072 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2923 break; 3073 break;
2924 } 3074
2925 if ((col == bound.col) && (row != bound.row)) {
2926 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2927 trow = row + dirnadd;
2928 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2929 if (R->screen.text[trow] == NULL)
2930 break;
2931 stp = &(R->screen.text[trow][tcol]);
2932 srp = &(R->screen.rend[trow][tcol]);
2933 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2934 break;
2935 row = trow; 3075 row = trow;
2936 col = tcol; 3076 col = tcol;
2937 continue; 3077 continue;
2938 } 3078 }
2939 } 3079 }
2940 break; 3080 break;
2941 } 3081 }
3082
2942 Old_Word_Selection_You_Die: 3083Old_Word_Selection_You_Die:
2943 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));
2944
2945 if (dirn == DN) 3084 if (dirn == DN)
2946 col++; /* put us on one past the end */ 3085 col++; /* put us on one past the end */
2947 3086
2948/* Poke the values back in */ 3087 /* Poke the values back in */
2949 ret->row = row - R->TermWin.saveLines; 3088 ret->row = row;
2950 ret->col = col; 3089 ret->col = col;
2951} 3090}
2952 3091
2953/* ------------------------------------------------------------------------- */ 3092/* ------------------------------------------------------------------------- */
2954/* 3093/*
2955 * Extend the selection to the specified x/y pixel location 3094 * Extend the selection to the specified x/y pixel location
… …
2959 * flag == 2 ==> button 3 motion 3098 * flag == 2 ==> button 3 motion
2960 */ 3099 */
2961void 3100void
2962rxvt_term::selection_extend (int x, int y, int flag) 3101rxvt_term::selection_extend (int x, int y, int flag)
2963{ 3102{
2964 int col, row; 3103 int col = clamp (Pixel2Col (x), 0, ncol);
3104 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2965 3105
2966 col = Pixel2Col(x);
2967 row = Pixel2Row(y);
2968 MAX_IT(row, 0);
2969 MIN_IT(row, (int)TermWin.nrow - 1);
2970 MAX_IT(col, 0);
2971 MIN_IT(col, (int)TermWin.ncol);
2972
2973#ifndef NO_NEW_SELECTION
2974 /* 3106 /*
2975 * If we're selecting characters (single click) then we must check first 3107 * If we're selecting characters (single click) then we must check first
2976 * if we are at the same place as the original mark. If we are then 3108 * if we are at the same place as the original mark. If we are then
2977 * select nothing. Otherwise, if we're to the right of the mark, you have to 3109 * select nothing. Otherwise, if we're to the right of the mark, you have to
2978 * be _past_ a character for it to be selected. 3110 * be _past_ a character for it to be selected.
2979 */ 3111 */
2980 if (selection_style != OLD_SELECT)
2981 {
2982 if (((selection.clicks % 3) == 1) && !flag 3112 if (((selection.clicks % 3) == 1) && !flag
2983 && (col == selection.mark.col 3113 && (col == selection.mark.col
2984 && (row == selection.mark.row + TermWin.view_start))) 3114 && (row == selection.mark.row + view_start)))
2985 { 3115 {
2986 /* select nothing */ 3116 /* select nothing */
2987 selection.beg.row = selection.end.row = 0; 3117 selection.beg.row = selection.end.row = 0;
2988 selection.beg.col = selection.end.col = 0; 3118 selection.beg.col = selection.end.col = 0;
2989 selection.clicks = 4; 3119 selection.clicks = 4;
2990 want_refresh = 1; 3120 want_refresh = 1;
2991 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2992 return; 3121 return;
2993 }
2994 } 3122 }
2995#endif 3123
2996 if (selection.clicks == 4) 3124 if (selection.clicks == 4)
2997 selection.clicks = 1; 3125 selection.clicks = 1;
2998 3126
2999 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3127 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3000 flag == 1 ? 1 : 0, /* ? button press */ 3128 flag == 1 ? 1 : 0, /* ? button press */
3001 0); /* no click change */ 3129 0); /* no click change */
3002} 3130}
3003 3131
3004/* ------------------------------------------------------------------------- */ 3132/* ------------------------------------------------------------------------- */
3005/* 3133/*
3006 * Extend the selection to the specified col/row 3134 * Extend the selection to the specified col/row
3007 */ 3135 */
3008/* INTPROTO */
3009void 3136void
3010rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3137rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3011{ 3138{
3012 int16_t ncol = R->TermWin.ncol;
3013 int end_col;
3014 row_col_t pos; 3139 row_col_t pos;
3015 enum { 3140 enum {
3016 LEFT, RIGHT 3141 LEFT, RIGHT
3017 } closeto = RIGHT; 3142 } closeto = RIGHT;
3018 3143
3019 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));
3020 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));
3021
3022 R->want_refresh = 1; 3144 want_refresh = 1;
3145
3023 switch (R->selection.op) { 3146 switch (selection.op)
3147 {
3024 case SELECTION_INIT: 3148 case SELECTION_INIT:
3025 CLEAR_SELECTION(R); 3149 CLEAR_SELECTION ();
3026 R->selection.op = SELECTION_BEGIN; 3150 selection.op = SELECTION_BEGIN;
3027 /* FALLTHROUGH */ 3151 /* FALLTHROUGH */
3028 case SELECTION_BEGIN: 3152 case SELECTION_BEGIN:
3029 if (row != R->selection.mark.row || col != R->selection.mark.col 3153 if (row != selection.mark.row || col != selection.mark.col
3030 || (!button3 && buttonpress)) 3154 || (!button3 && buttonpress))
3031 R->selection.op = SELECTION_CONT; 3155 selection.op = SELECTION_CONT;
3032 break; 3156 break;
3033 case SELECTION_DONE: 3157 case SELECTION_DONE:
3034 R->selection.op = SELECTION_CONT; 3158 selection.op = SELECTION_CONT;
3035 /* FALLTHROUGH */ 3159 /* FALLTHROUGH */
3036 case SELECTION_CONT: 3160 case SELECTION_CONT:
3037 break; 3161 break;
3038 case SELECTION_CLEAR: 3162 case SELECTION_CLEAR:
3039 rxvt_selection_start_colrow(aR_ col, row); 3163 selection_start_colrow (col, row);
3040 /* FALLTHROUGH */ 3164 /* FALLTHROUGH */
3041 default: 3165 default:
3042 return; 3166 return;
3043 } 3167 }
3168
3044 if (R->selection.beg.col == R->selection.end.col 3169 if (selection.beg.col == selection.end.col
3045 && R->selection.beg.col != R->selection.mark.col 3170 && selection.beg.col != selection.mark.col
3046 && R->selection.beg.row == R->selection.end.row 3171 && selection.beg.row == selection.end.row
3047 && R->selection.beg.row != R->selection.mark.row) { 3172 && selection.beg.row != selection.mark.row)
3173 {
3048 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3174 selection.beg.col = selection.end.col = selection.mark.col;
3049 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3175 selection.beg.row = selection.end.row = selection.mark.row;
3050 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));
3051 } 3176 }
3052 3177
3053 pos.col = col; 3178 pos.col = col;
3054 pos.row = row; 3179 pos.row = row - view_start;
3055 3180
3056 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3181 /*
3057 3182 * This is mainly xterm style selection with a couple of differences, mainly
3058#ifndef NO_OLD_SELECTION 3183 * in the way button3 drag extension works.
3059/* 3184 * We're either doing: button1 drag; button3 press; or button3 drag
3060 * This mimics some of the selection behaviour of version 2.20 and before. 3185 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3061 * There are no ``selection modes'', button3 is always character extension. 3186 * is always at the left/right edge of the selection.
3062 * Note: button3 drag is always available, c.f. v2.20 3187 * b) button3 press: extend/contract character/word/line at whichever edge of
3063 * Selection always terminates (left or right as appropriate) at the mark. 3188 * the selection we are closest to.
3189 * c) button3 drag : extend/contract character/word/line - we select around
3190 * a point/word/line which is either the start or end of the selection
3191 * and it was decided by whichever point/word/line was `fixed' at the
3192 * time of the most recent button3 press
3064 */ 3193 */
3065 if (R->selection_style == OLD_SELECT) { 3194 if (button3 && buttonpress)
3066 if (R->selection.clicks == 1 || button3) { 3195 { /* button3 press */
3067 if (R->hate_those_clicks) { 3196 /*
3068 R->hate_those_clicks = 0; 3197 * first determine which edge of the selection we are closest to
3069 if (R->selection.clicks == 1) { 3198 */
3070 R->selection.beg.row = R->selection.mark.row; 3199 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3071 R->selection.beg.col = R->selection.mark.col; 3200 || (!ROWCOL_IS_AFTER (pos, selection.end)
3072 } else { 3201 && (((pos.col - selection.beg.col)
3202 + ((pos.row - selection.beg.row) * ncol))
3203 < ((selection.end.col - pos.col)
3204 + ((selection.end.row - pos.row) * ncol)))))
3205 closeto = LEFT;
3206
3207 if (closeto == LEFT)
3208 {
3209 selection.beg.row = pos.row;
3210 selection.beg.col = pos.col;
3211 selection.mark.row = selection.end.row;
3212 selection.mark.col = selection.end.col - (selection.clicks == 2);
3213 }
3214 else
3215 {
3216 selection.end.row = pos.row;
3217 selection.end.col = pos.col;
3073 R->selection.mark.row = R->selection.beg.row; 3218 selection.mark.row = selection.beg.row;
3074 R->selection.mark.col = R->selection.beg.col; 3219 selection.mark.col = selection.beg.col;
3220 }
3221 }
3222 else
3223 { /* button1 drag or button3 drag */
3224 if (ROWCOL_IS_AFTER (selection.mark, pos))
3225 {
3226 if (selection.mark.row == selection.end.row
3227 && selection.mark.col == selection.end.col
3228 && clickchange
3229 && selection.clicks == 2)
3230 selection.mark.col--;
3231
3232 selection.beg.row = pos.row;
3233 selection.beg.col = pos.col;
3234 selection.end.row = selection.mark.row;
3235 selection.end.col = selection.mark.col + (selection.clicks == 2);
3236 }
3237 else
3238 {
3239 selection.beg.row = selection.mark.row;
3240 selection.beg.col = selection.mark.col;
3241 selection.end.row = pos.row;
3242 selection.end.col = pos.col;
3243 }
3244 }
3245
3246 if (selection.clicks == 1)
3247 {
3248 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3249 && !ROW(selection.beg.row).is_longer ()
3250#if ENABLE_FRILLS
3251 && !selection.rect
3252#endif
3253 )
3254 selection.beg.col = ncol;
3255
3256 if (
3257 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3258 && !ROW(selection.end.row).is_longer ()
3259#if ENABLE_FRILLS
3260 && !selection.rect
3261#endif
3262 )
3263 selection.end.col = ncol;
3264 }
3265 else if (selection.clicks == 2)
3266 {
3267 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3268 selection.end.col--;
3269
3270 selection_delimit_word (UP, &selection.beg, &selection.beg);
3271 selection_delimit_word (DN, &selection.end, &selection.end);
3272 }
3273 else if (selection.clicks == 3)
3274 {
3275#if ENABLE_FRILLS
3276 if (options & Opt_tripleclickwords)
3277 {
3278 selection_delimit_word (UP, &selection.beg, &selection.beg);
3279
3280 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3281 {
3282 if (!ROW(end_row).is_longer ())
3283 {
3284 selection.end.row = end_row;
3285 selection.end.col = ROW(end_row).l;
3286 selection_remove_trailing_spaces ();
3287 break;
3075 } 3288 }
3076 } 3289 }
3077 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3078 R->selection.end.row = R->selection.mark.row;
3079 R->selection.end.col = R->selection.mark.col + 1;
3080 R->selection.beg.row = pos.row;
3081 R->selection.beg.col = pos.col;
3082 } else {
3083 R->selection.beg.row = R->selection.mark.row;
3084 R->selection.beg.col = R->selection.mark.col;
3085 R->selection.end.row = pos.row;
3086 R->selection.end.col = pos.col + 1;
3087 } 3290 }
3088 } else if (R->selection.clicks == 2) { 3291 else
3089 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3292#endif
3090 &(R->selection.beg)); 3293 {
3091 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3294 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3092 &(R->selection.end)); 3295 selection.mark.col++;
3093 R->hate_those_clicks = 1; 3296
3094 } else if (R->selection.clicks == 3) {
3095 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3096 R->selection.beg.col = 0; 3297 selection.beg.col = 0;
3097 R->selection.end.col = ncol; 3298 selection.end.col = ncol;
3098 R->hate_those_clicks = 1; 3299
3099 } 3300 // select a complete logical line
3100 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3301 while (selection.beg.row > -saveLines
3101 return; 3302 && ROW(selection.beg.row - 1).is_longer ())
3102 } 3303 selection.beg.row--;
3103#endif /* ! NO_OLD_SELECTION */ 3304
3104#ifndef NO_NEW_SELECTION 3305 while (selection.end.row < nrow
3105/* selection_style must not be OLD_SELECT to get here */ 3306 && ROW(selection.end.row).is_longer ())
3106/* 3307 selection.end.row++;
3107 * This is mainly xterm style selection with a couple of differences, mainly
3108 * in the way button3 drag extension works.
3109 * We're either doing: button1 drag; button3 press; or button3 drag
3110 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3111 * is always at the left/right edge of the R->selection.
3112 * b) button3 press: extend/contract character/word/line at whichever edge of
3113 * the selection we are closest to.
3114 * c) button3 drag : extend/contract character/word/line - we select around
3115 * a point/word/line which is either the start or end of the selection
3116 * and it was decided by whichever point/word/line was `fixed' at the
3117 * time of the most recent button3 press
3118 */
3119 if (button3 && buttonpress) { /* button3 press */
3120 /* 3308 }
3121 * first determine which edge of the selection we are closest to 3309 }
3122 */ 3310
3123 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3311 if (button3 && buttonpress)
3124 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3312 { /* mark may need to be changed */
3125 && (((pos.col - R->selection.beg.col)
3126 + ((pos.row - R->selection.beg.row) * ncol))
3127 < ((R->selection.end.col - pos.col)
3128 + ((R->selection.end.row - pos.row) * ncol)))))
3129 closeto = LEFT;
3130 if (closeto == LEFT) { 3313 if (closeto == LEFT)
3131 R->selection.beg.row = pos.row; 3314 {
3132 R->selection.beg.col = pos.col;
3133 R->selection.mark.row = R->selection.end.row; 3315 selection.mark.row = selection.end.row;
3134 R->selection.mark.col = R->selection.end.col 3316 selection.mark.col = selection.end.col - (selection.clicks == 2);
3135 - (R->selection.clicks == 2); 3317 }
3136 } else { 3318 else
3137 R->selection.end.row = pos.row; 3319 {
3138 R->selection.end.col = pos.col;
3139 R->selection.mark.row = R->selection.beg.row; 3320 selection.mark.row = selection.beg.row;
3140 R->selection.mark.col = R->selection.beg.col; 3321 selection.mark.col = selection.beg.col;
3141 }
3142 } else { /* button1 drag or button3 drag */
3143 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3144 if ((R->selection.mark.row == R->selection.end.row)
3145 && (R->selection.mark.col == R->selection.end.col)
3146 && clickchange && R->selection.clicks == 2)
3147 R->selection.mark.col--;
3148 R->selection.beg.row = pos.row;
3149 R->selection.beg.col = pos.col;
3150 R->selection.end.row = R->selection.mark.row;
3151 R->selection.end.col = R->selection.mark.col
3152 + (R->selection.clicks == 2);
3153 } else {
3154 R->selection.beg.row = R->selection.mark.row;
3155 R->selection.beg.col = R->selection.mark.col;
3156 R->selection.end.row = pos.row;
3157 R->selection.end.col = pos.col;
3158 }
3159 }
3160
3161 if (R->selection.clicks == 1) {
3162 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3163 if (end_col != -1 && R->selection.beg.col > end_col) {
3164#if 1
3165 R->selection.beg.col = ncol;
3166#else
3167 if (R->selection.beg.row != R->selection.end.row)
3168 R->selection.beg.col = ncol;
3169 else
3170 R->selection.beg.col = R->selection.mark.col;
3171#endif
3172 }
3173 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3174 if (end_col != -1 && R->selection.end.col > end_col)
3175 R->selection.end.col = ncol;
3176
3177 } else if (R->selection.clicks == 2) {
3178 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3179 R->selection.end.col--;
3180 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3181 &(R->selection.beg));
3182 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3183 &(R->selection.end));
3184 } else if (R->selection.clicks == 3) {
3185#ifndef NO_FRILLS
3186 if ((R->Options & Opt_tripleclickwords)) {
3187 int end_row;
3188
3189 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3190 &(R->selection.beg));
3191 end_row = R->screen.tlen[R->selection.mark.row
3192 + R->TermWin.saveLines];
3193 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3194 end_row++) {
3195 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3196 if (end_col != -1) {
3197 R->selection.end.row = end_row;
3198 R->selection.end.col = end_col;
3199 rxvt_selection_remove_trailing_spaces(aR);
3200 break;
3201 }
3202 }
3203 } else
3204#endif
3205 { 3322 }
3206 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3207 R->selection.mark.col++;
3208 R->selection.beg.col = 0;
3209 R->selection.end.col = ncol;
3210 }
3211 } 3323 }
3212 if (button3 && buttonpress) { /* mark may need to be changed */
3213 if (closeto == LEFT) {
3214 R->selection.mark.row = R->selection.end.row;
3215 R->selection.mark.col = R->selection.end.col
3216 - (R->selection.clicks == 2);
3217 } else {
3218 R->selection.mark.row = R->selection.beg.row;
3219 R->selection.mark.col = R->selection.beg.col;
3220 }
3221 }
3222 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));
3223#endif /* ! NO_NEW_SELECTION */
3224}
3225 3324
3226#ifndef NO_FRILLS 3325#if ENABLE_FRILLS
3227/* INTPROTO */ 3326 if (selection.rect && selection.beg.col > selection.end.col)
3327 ::swap (selection.beg.col, selection.end.col);
3328#endif
3329}
3330
3331#if ENABLE_FRILLS
3228void 3332void
3229rxvt_selection_remove_trailing_spaces(pR) 3333rxvt_term::selection_remove_trailing_spaces ()
3230{ 3334{
3231 int32_t end_col, end_row; 3335 int32_t end_col, end_row;
3232 text_t *stp; 3336 text_t *stp;
3233 3337
3234 end_col = R->selection.end.col; 3338 end_col = selection.end.col;
3235 end_row = R->selection.end.row; 3339 end_row = selection.end.row;
3340
3236 for ( ; end_row >= R->selection.beg.row; ) { 3341 for (; end_row >= selection.beg.row; )
3237 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3342 {
3343 stp = ROW(end_row).t;
3344
3238 while (--end_col >= 0) { 3345 while (--end_col >= 0)
3239 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3240 break;
3241 } 3346 {
3242 if (end_col >= 0 3347 if (stp[end_col] != ' '
3243 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3348 && stp[end_col] != '\t'
3244 R->selection.end.col = end_col + 1; 3349 && stp[end_col] != NOCHAR)
3245 R->selection.end.row = end_row;
3246 break; 3350 break;
3247 } 3351 }
3352
3353 if (end_col >= 0
3354 || !ROW(end_row - 1).is_longer ())
3355 {
3356 selection.end.col = end_col + 1;
3357 selection.end.row = end_row;
3358 break;
3359 }
3360
3248 end_row--; 3361 end_row--;
3249 end_col = R->TermWin.ncol; 3362 end_col = ncol;
3250 } 3363 }
3364
3251 if (R->selection.mark.row > R->selection.end.row) { 3365 if (selection.mark.row > selection.end.row)
3366 {
3252 R->selection.mark.row = R->selection.end.row; 3367 selection.mark.row = selection.end.row;
3253 R->selection.mark.col = R->selection.end.col; 3368 selection.mark.col = selection.end.col;
3369 }
3254 } else if (R->selection.mark.row == R->selection.end.row 3370 else if (selection.mark.row == selection.end.row
3255 && R->selection.mark.col > R->selection.end.col) 3371 && selection.mark.col > selection.end.col)
3256 R->selection.mark.col = R->selection.end.col; 3372 selection.mark.col = selection.end.col;
3257} 3373}
3258#endif 3374#endif
3259 3375
3260/* ------------------------------------------------------------------------- */ 3376/* ------------------------------------------------------------------------- */
3261/* 3377/*
… …
3264 */ 3380 */
3265void 3381void
3266rxvt_term::selection_rotate (int x, int y) 3382rxvt_term::selection_rotate (int x, int y)
3267{ 3383{
3268 selection.clicks = selection.clicks % 3 + 1; 3384 selection.clicks = selection.clicks % 3 + 1;
3269 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3385 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3270} 3386}
3271
3272/* ------------------------------------------------------------------------- */
3273/*
3274 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3275 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3276 * the X11 protocol.
3277 */
3278typedef CARD32 Atom32;
3279 3387
3280/* ------------------------------------------------------------------------- */ 3388/* ------------------------------------------------------------------------- */
3281/* 3389/*
3282 * Respond to a request for our current selection 3390 * Respond to a request for our current selection
3283 * EXT: SelectionRequest 3391 * EXT: SelectionRequest
3284 */ 3392 */
3285/* EXTPROTO */
3286void 3393void
3287rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3394rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3288{ 3395{
3289 XSelectionEvent ev; 3396 XSelectionEvent ev;
3290#ifdef USE_XIM 3397 dDisp;
3398
3399 ev.type = SelectionNotify;
3400 ev.property = None;
3401 ev.display = rq.display;
3402 ev.requestor = rq.requestor;
3403 ev.selection = rq.selection;
3404 ev.target = rq.target;
3405 ev.time = rq.time;
3406
3407 if (rq.target == xa[XA_TARGETS])
3408 {
3291 Atom32 target_list[4]; 3409 Atom target_list[6];
3410 Atom *target = target_list;
3411
3412 *target++ = xa[XA_TARGETS];
3413 *target++ = xa[XA_TIMESTAMP];
3414 *target++ = XA_STRING;
3415 *target++ = xa[XA_TEXT];
3416 *target++ = xa[XA_COMPOUND_TEXT];
3417#if X_HAVE_UTF8_STRING
3418 *target++ = xa[XA_UTF8_STRING];
3419#endif
3420
3421 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3422 32, PropModeReplace,
3423 (unsigned char *)target_list, target - target_list);
3424 ev.property = rq.property;
3425 }
3426#if TODO // TODO
3427 else if (rq.target == xa[XA_MULTIPLE])
3428 {
3429 /* TODO: Handle MULTIPLE */
3430 }
3431#endif
3432 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3433 {
3434 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3435 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3436 ev.property = rq.property;
3437 }
3438 else if (rq.target == XA_STRING
3439 || rq.target == xa[XA_TEXT]
3440 || rq.target == xa[XA_COMPOUND_TEXT]
3441 || rq.target == xa[XA_UTF8_STRING]
3442 )
3443 {
3444 XTextProperty ct;
3445 Atom target = rq.target;
3446 short freect = 0;
3447 int selectlen;
3448 wchar_t *cl;
3449 enum {
3450 enc_string = XStringStyle,
3451 enc_text = XStdICCTextStyle,
3452 enc_compound_text = XCompoundTextStyle,
3453#ifdef X_HAVE_UTF8_STRING
3454 enc_utf8 = XUTF8StringStyle,
3292#else 3455#else
3293 Atom32 target_list[3]; 3456 enc_utf8 = -1,
3294#endif 3457#endif
3295 Atom target; 3458 } style;
3296 XTextProperty ct;
3297 XICCEncodingStyle style;
3298 char *cl[2], dummy[1];
3299 3459
3300 ev.type = SelectionNotify;
3301 ev.property = None;
3302 ev.display = rq->display;
3303 ev.requestor = rq->requestor;
3304 ev.selection = rq->selection;
3305 ev.target = rq->target;
3306 ev.time = rq->time;
3307
3308 if (rq->target == R->xa[XA_TARGETS]) {
3309 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3310 target_list[1] = (Atom32) XA_STRING;
3311 target_list[2] = (Atom32) R->xa[XA_TEXT];
3312#ifdef USE_XIM
3313 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3314#endif
3315 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3316 (8 * sizeof(target_list[0])), PropModeReplace,
3317 (unsigned char *)target_list,
3318 (sizeof(target_list) / sizeof(target_list[0])));
3319 ev.property = rq->property;
3320 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3321 /* TODO: Handle MULTIPLE */
3322 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3323 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3324 (8 * sizeof(Time)), PropModeReplace,
3325 (unsigned char *)&R->selection_time, 1);
3326 ev.property = rq->property;
3327 } else if (rq->target == XA_STRING
3328 || rq->target == R->xa[XA_COMPOUND_TEXT]
3329 || rq->target == R->xa[XA_TEXT]) {
3330#ifdef USE_XIM
3331 short freect = 0;
3332#endif
3333 int selectlen;
3334
3335#ifdef USE_XIM
3336 if (rq->target != XA_STRING) { 3460 if (target == XA_STRING)
3461 // we actually don't do XA_STRING, but who cares, as i18n clients
3462 // will ask for another format anyways.
3463 style = enc_string;
3464 else if (target == xa[XA_TEXT])
3465 style = enc_text;
3466 else if (target == xa[XA_COMPOUND_TEXT])
3467 style = enc_compound_text;
3468#if ENABLE_FRILLS
3469 else if (target == xa[XA_UTF8_STRING])
3470 style = enc_utf8;
3471#endif
3472 else
3473 {
3337 target = R->xa[XA_COMPOUND_TEXT]; 3474 target = xa[XA_COMPOUND_TEXT];
3338 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3475 style = enc_compound_text;
3339 ? XCompoundTextStyle : XStdICCTextStyle;
3340 } else
3341#endif
3342 { 3476 }
3343 target = XA_STRING; 3477
3344 style = XStringStyle; 3478 if (selection.text)
3345 } 3479 {
3346 if (R->selection.text) {
3347 cl[0] = (char *)R->selection.text; 3480 cl = selection.text;
3348 selectlen = R->selection.len; 3481 selectlen = selection.len;
3482 }
3349 } else { 3483 else
3350 cl[0] = dummy; 3484 {
3351 *dummy = '\0'; 3485 cl = L"";
3352 selectlen = 0; 3486 selectlen = 0;
3487 }
3488
3489#if ENABLE_FRILLS
3490 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3491 // so recode it manually
3492 if (style == enc_utf8)
3353 } 3493 {
3354#ifdef USE_XIM
3355 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3356 == Success) /* if we failed to convert then send it raw */
3357 freect = 1; 3494 freect = 1;
3495 ct.encoding = target;
3496 ct.format = 8;
3497 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3498 ct.nitems = strlen ((char *)ct.value);
3499 }
3358 else 3500 else
3359#endif 3501#endif
3502 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3503 freect = 1;
3504 else
3360 { 3505 {
3506 /* if we failed to convert then send it raw */
3361 ct.value = (unsigned char *)cl[0]; 3507 ct.value = (unsigned char *)cl;
3362 ct.nitems = selectlen; 3508 ct.nitems = selectlen;
3509 ct.encoding = target;
3363 } 3510 }
3511
3364 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3512 XChangeProperty (disp, rq.requestor, rq.property,
3365 target, 8, PropModeReplace, 3513 ct.encoding, 8, PropModeReplace,
3366 ct.value, (int)ct.nitems); 3514 ct.value, (int)ct.nitems);
3367 ev.property = rq->property; 3515 ev.property = rq.property;
3368#ifdef USE_XIM 3516
3369 if (freect) 3517 if (freect)
3370 XFree(ct.value); 3518 XFree (ct.value);
3371#endif
3372 } 3519 }
3520
3373 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3521 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3374} 3522}
3375 3523
3376/* ------------------------------------------------------------------------- * 3524/* ------------------------------------------------------------------------- *
3377 * MOUSE ROUTINES * 3525 * MOUSE ROUTINES *
3378 * ------------------------------------------------------------------------- */ 3526 * ------------------------------------------------------------------------- */
… …
3381 * return col/row values corresponding to x/y pixel values 3529 * return col/row values corresponding to x/y pixel values
3382 */ 3530 */
3383void 3531void
3384rxvt_term::pixel_position (int *x, int *y) 3532rxvt_term::pixel_position (int *x, int *y)
3385{ 3533{
3386 *x = Pixel2Col(*x); 3534 *x = Pixel2Col (*x);
3387 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3535 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3388 *y = Pixel2Row(*y); 3536 *y = Pixel2Row (*y);
3389 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3537 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3390} 3538}
3391 3539
3392/* ------------------------------------------------------------------------- */ 3540/* ------------------------------------------------------------------------- */
3393#ifdef USE_XIM 3541#ifdef USE_XIM
3394void 3542void
3395rxvt_term::set_position (XPoint *pos) 3543rxvt_term::im_set_position (XPoint &pos)
3396{ 3544{
3397 XWindowAttributes xwa; 3545 XWindowAttributes xwa;
3398 3546
3399 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3547 XGetWindowAttributes (display->display, vt, &xwa);
3548
3400 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3549 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3401 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3550 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3402} 3551}
3403
3404#endif 3552#endif
3405/* ------------------------------------------------------------------------- */ 3553
3406 3554#if ENABLE_OVERLAY
3555void
3556rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3557{
3558 if (nrow < 3 || ncol < 3)
3559 return;
3560
3561 want_refresh = 1;
3562
3563 scr_overlay_off ();
3564
3565 if (x < 0) x = ncol - w;
3566 if (y < 0) y = nrow - h;
3567
3568 // make space for border
3569 w += 2; min_it (w, ncol);
3570 h += 2; min_it (h, nrow);
3571
3572 x -= 1; clamp_it (x, 0, ncol - w);
3573 y -= 1; clamp_it (y, 0, nrow - h);
3574
3575 ov_x = x; ov_y = y;
3576 ov_w = w; ov_h = h;
3577
3578 ov_text = new text_t *[h];
3579 ov_rend = new rend_t *[h];
3580
3581 for (y = 0; y < h; y++)
3582 {
3583 text_t *tp = ov_text[y] = new text_t[w];
3584 rend_t *rp = ov_rend[y] = new rend_t[w];
3585
3586 text_t t0, t1, t2;
3587 rend_t r = OVERLAY_RSTYLE;
3588
3589 if (y == 0)
3590 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3591 else if (y < h - 1)
3592 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3593 else
3594 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3595
3596 *tp++ = t0;
3597 *rp++ = r;
3598
3599 for (x = w - 2; x > 0; --x)
3600 {
3601 *tp++ = t1;
3602 *rp++ = r;
3603 }
3604
3605 *tp = t2;
3606 *rp = r;
3607 }
3608}
3609
3610void
3611rxvt_term::scr_overlay_off ()
3612{
3613 if (!ov_text)
3614 return;
3615
3616 want_refresh = 1;
3617
3618 for (int y = 0; y < ov_h; y++)
3619 {
3620 delete [] ov_text[y];
3621 delete [] ov_rend[y];
3622 }
3623
3624 delete [] ov_text; ov_text = 0;
3625 delete [] ov_rend; ov_rend = 0;
3626}
3627
3628void
3629rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3630{
3631 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3632 return;
3633
3634 x++, y++;
3635
3636 ov_text[y][x] = text;
3637 ov_rend[y][x] = rend;
3638}
3639
3640void
3641rxvt_term::scr_overlay_set (int x, int y, const char *s)
3642{
3643 while (*s)
3644 scr_overlay_set (x++, y, *s++);
3645}
3646
3647void
3648rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3649{
3650 while (*s)
3651 {
3652 text_t t = *s++;
3653 int width = wcwidth (t);
3654
3655 while (width--)
3656 {
3657 scr_overlay_set (x++, y, t);
3658 t = NOCHAR;
3659 }
3660 }
3661}
3662
3663void
3664rxvt_term::scr_swap_overlay ()
3665{
3666 if (!ov_text)
3667 return;
3668
3669 // swap screen mem with overlay
3670 for (int y = ov_h; y--; )
3671 {
3672 text_t *t1 = ov_text[y];
3673 rend_t *r1 = ov_rend[y];
3674
3675 text_t *t2 = ROW(y - view_start).t + ov_x;
3676 rend_t *r2 = ROW(y - view_start).r + ov_x;
3677
3678 for (int x = ov_w; x--; )
3679 {
3680 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3681 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3682 }
3683 }
3684}
3685
3686#endif
3407/* ------------------------------------------------------------------------- * 3687/* ------------------------------------------------------------------------- */
3408 * DEBUG ROUTINES *
3409 * ------------------------------------------------------------------------- */
3410#if 0
3411/* INTPROTO */
3412void
3413rxvt_debug_colors(void)
3414{
3415 int color;
3416 const char *name[] = {
3417 "fg", "bg",
3418 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3419 };
3420 3688
3421 fprintf(stderr, "Color ( ");
3422 if (R->rstyle & RS_RVid)
3423 fprintf(stderr, "rvid ");
3424 if (R->rstyle & RS_Bold)
3425 fprintf(stderr, "bold ");
3426 if (R->rstyle & RS_Blink)
3427 fprintf(stderr, "blink ");
3428 if (R->rstyle & RS_Uline)
3429 fprintf(stderr, "uline ");
3430 fprintf(stderr, "): ");
3431
3432 color = GET_FGCOLOR(R->rstyle);
3433#ifndef NO_BRIGHTCOLOR
3434 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3435 color -= (minBrightCOLOR - minCOLOR);
3436 fprintf(stderr, "bright ");
3437 }
3438#endif
3439 fprintf(stderr, "%s on ", name[color]);
3440
3441 color = GET_BGCOLOR(R->rstyle);
3442#ifndef NO_BRIGHTCOLOR
3443 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3444 color -= (minBrightCOLOR - minCOLOR);
3445 fprintf(stderr, "bright ");
3446 }
3447#endif
3448 fprintf(stderr, "%s\n", name[color]);
3449}
3450#endif

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