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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.17 by pcg, Mon Jan 19 17:26:43 2004 UTC vs.
Revision 1.203 by root, Sat Dec 31 19:30:25 2005 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com>
6 * 7 *
7 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version. 11 * (at your option) any later version.
… …
16 * 17 *
17 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
21/* 23/*
22 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
23 */ 25 */
24 26
25#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
26#define INTERN_SCREEN
27#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
28#include "screen.intpro" /* PROTOS for internal routines */
29 29
30#include <X11/Xmd.h> /* get the typedef for CARD32 */ 30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31 31
32#include <stdint.h> 32#include <inttypes.h>
33#include <wchar.h>
34 33
35#include "salloc.C" // HACK!! 34#include "salloc.C" // HACK, should be a seperate compile!
36 35
37inline void fill_text (text_t *start, text_t value, int len) 36inline void fill_text (text_t *start, text_t value, int len)
38{ 37{
39 while (len--) 38 while (len--)
40 *start++ = value; 39 *start++ = value;
41} 40}
42 41
43/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 16384 43#define PROP_SIZE 256*1024
44#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 45#define TABSIZE 8 /* default tab size */
46 46
47/* ------------------------------------------------------------------------- * 47/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 49 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK(R) \ 50#define ZERO_SCROLLBACK() \
51 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 51 if (OPTION (Opt_scrollTtyOutput)) \
52 (R)->TermWin.view_start = 0 52 view_start = 0
53#define CLEAR_SELECTION(R) \ 53#define CLEAR_SELECTION() \
54 (R)->selection.beg.row = (R)->selection.beg.col \ 54 selection.beg.row = selection.beg.col \
55 = (R)->selection.end.row = (R)->selection.end.col = 0 55 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION(R) \ 56#define CLEAR_ALL_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 57 selection.beg.row = selection.beg.col \
58 = (R)->selection.mark.row = (R)->selection.mark.col \ 58 = selection.mark.row = selection.mark.col \
59 = (R)->selection.end.row = (R)->selection.end.col = 0 59 = selection.end.row = selection.end.col = 0
60 60
61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
62 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 62 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
64 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 64 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
66 (((A) == (C)) && ((B) > (D))) 66 (((A) == (C)) && ((B) > (D)))
67#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) \
68 (((A) == (C)) && ((B) >= (D))) 68 (((A) == (C)) && ((B) >= (D)))
69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
70 (((A) == (C)) && ((B) < (D))) 70 (((A) == (C)) && ((B) < (D)))
71#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) \
72 (((A) == (C)) && ((B) <= (D))) 72 (((A) == (C)) && ((B) <= (D)))
73 73
74/* these must be row_col_t */ 74/* these must be row_col_t */
75#define ROWCOL_IS_AFTER(X, Y) \ 75#define ROWCOL_IS_AFTER(X, Y) \
76 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)
77#define ROWCOL_IS_BEFORE(X, Y) \ 77#define ROWCOL_IS_BEFORE(X, Y) \
78 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)
79#define ROWCOL_IN_ROW_AFTER(X, Y) \ 79#define ROWCOL_IN_ROW_AFTER(X, Y) \
80 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)
81#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 81#define ROWCOL_IN_ROW_BEFORE(X, Y) \
82 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)
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 84 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 87
88/* 88/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row> 89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 92 */
93#define drawBuffer TermWin.vt 93#define drawBuffer vt
94 94
95#define CLEAR_ROWS(row, num) \ 95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \ 96 if (mapped) \
97 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \ 97 XClearArea (display->display, drawBuffer, 0, \
98 Row2Pixel(row), (unsigned int)TermWin.width, \ 98 Row2Pixel (row), (unsigned int)width, \
99 (unsigned int)Height2Pixel(num), False) 99 (unsigned int)Height2Pixel (num), False)
100 100
101#define CLEAR_CHARS(x, y, num) \ 101#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 102 if (mapped) \
103 XClearArea (Xdisplay, drawBuffer, x, y, \ 103 XClearArea (display->display, drawBuffer, x, y, \
104 (unsigned int)Width2Pixel(num), \ 104 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel(1), False) 105 (unsigned int)Height2Pixel (1), False)
106 106
107#define ERASE_ROWS(row, num) \ 107#define ERASE_ROWS(row, num) \
108 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \ 108 XFillRectangle (display->display, drawBuffer, gc, \
109 TermWin.int_bwidth, Row2Pixel(row), \ 109 0, Row2Pixel (row), \
110 (unsigned int)TermWin.width, \ 110 (unsigned int)width, \
111 (unsigned int)Height2Pixel(num)) 111 (unsigned int)Height2Pixel (num))
112 112
113/* ------------------------------------------------------------------------- * 113/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 114 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 115 * ------------------------------------------------------------------------- */
116
116/* Fill part/all of a line with blanks. */ 117/* Fill part/all of a line with blanks. */
117void 118void
118rxvt_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)
119{ 120{
121 if (!l.t)
122 {
123 lalloc (l);
124 col = 0;
125 width = ncol;
126 }
127
120 efs &= ~RS_baseattrMask; 128 efs &= ~RS_baseattrMask;
121 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;
122 133
123 while (width--) 134 while (width--)
124 { 135 {
125 *et++ = ' '; 136 *et++ = ' ';
126 *er++ = efs; 137 *er++ = efs;
… …
128} 139}
129 140
130/* ------------------------------------------------------------------------- */ 141/* ------------------------------------------------------------------------- */
131/* 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 */
132void 143void
133rxvt_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)
134{ 145{
135#ifdef DEBUG_STRICT 146 scr_blank_line (l, 0, ncol, efs);
136 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
137#endif
138 if (tp[row] == NULL)
139 {
140 tp[row] = (text_t *)talloc->alloc ();
141 rp[row] = (rend_t *)ralloc->alloc ();
142 }
143
144 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs);
145} 147}
146 148
147/* ------------------------------------------------------------------------- * 149/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 150 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 151 * ------------------------------------------------------------------------- */
152
150void 153void
151rxvt_term::scr_reset () 154rxvt_term::scr_reset ()
152{ 155{
153 unsigned int ncol, nrow, total_rows, prev_total_rows; 156#if ENABLE_OVERLAY
154 unsigned int p, q; 157 scr_overlay_off ();
155 int k; 158#endif
156 rend_t setrstyle;
157 159
158 D_SCREEN((stderr, "rxvt_scr_reset()"));
159
160 TermWin.view_start = 0; 160 view_start = 0;
161 num_scr = 0; 161 num_scr = 0;
162 162
163 if (TermWin.ncol == 0) 163 if (ncol == 0)
164 TermWin.ncol = 80; 164 ncol = 80;
165 165
166 if (TermWin.nrow == 0) 166 if (nrow == 0)
167 TermWin.nrow = 24; 167 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 168
172 if (ncol == prev_ncol && nrow == prev_nrow) 169 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 170 return;
174 171
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
175 want_refresh = 1; 181 want_refresh = 1;
176 182
183 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 184 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 185
180 screen.tscroll = 0; 186 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 187 screen.bscroll = nrow - 1;
182 188
183 if (!talloc) 189 if (!row_buf)
184 { 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
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 198 talloc = new rxvt_salloc (ncol * sizeof (text_t));
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 199 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
187 } 200
188 201 row_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
189 if (prev_nrow == 0)
190 {
191 /*
192 * first time called so just malloc everything : don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 202 temp_buf = (line_t *)rxvt_calloc (total_rows, sizeof (line_t));
196 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *)); 203 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
197 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *)); 204 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
198 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 205
200 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 206 for (int row = nrow; row--; )
201 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t));
202
203 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
204 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
206 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207
208 for (p = 0; p < nrow; p++)
209 {
210 q = p + TermWin.saveLines;
211 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
213 screen.tlen[q] = swap.tlen[p] = 0;
214 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
215 } 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 }
216 212
217 MEMSET(charsets, 'B', sizeof(charsets)); 213 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 214 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 215 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 216 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 217 screen.charset = 0;
223 current_screen = PRIMARY; 218 current_screen = PRIMARY;
224 rxvt_scr_cursor (this, SAVE); 219 scr_cursor (SAVE);
225 220
226#if NSCREENS 221#if NSCREENS
227 swap.flags = Screen_DefaultFlags; 222 swap.flags = Screen_DefaultFlags;
228 swap.cur.row = swap.cur.col = 0; 223 swap.cur.row = swap.cur.col = 0;
229 swap.charset = 0; 224 swap.charset = 0;
230 current_screen = SECONDARY; 225 current_screen = SECONDARY;
231 rxvt_scr_cursor (this, SAVE); 226 scr_cursor (SAVE);
232 current_screen = PRIMARY; 227 current_screen = PRIMARY;
233#endif 228#endif
234 229
235 selection.text = NULL; 230 selection.text = NULL;
236 selection.len = 0; 231 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 232 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 233 selection.screen = PRIMARY;
239 selection.clicks = 0; 234 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (this); 235 CLEAR_ALL_SELECTION ();
241 rvideo = 0; 236 rvideo = 0;
242 } 237 }
243 else 238 else
244 { 239 {
245 /* 240 /*
246 * add or delete rows as appropriate 241 * add or delete rows as appropriate
247 */ 242 */
248 setrstyle = DEFAULT_RSTYLE;
249 243
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
250 if (nrow < prev_nrow) 248 if (nrow < prev_nrow)
251 { 249 {
252 /* delete rows */
253 k = min (TermWin.nscrolled, prev_nrow - nrow);
254 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
255
256 for (p = nrow; p < prev_nrow; p++) 250 for (int row = nrow; row < prev_nrow; row++)
257 { 251 {
258 q = p + TermWin.saveLines; 252 lfree (swap_buf [row]);
259 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 do
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 ())
260 { 299 {
261#ifdef DEBUG_STRICT 300 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 301
263#endif 302 plines++;
264 talloc->free (screen.text[q]); 303 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 304 }
267 if (swap.text[p]) 305
306 int qlines = max (0, (llen - 1) / ncol) + 1;
307
308 // drop partial lines completely
309 if (q < qlines)
310 break;
311
312 q -= qlines;
313
314 int lofs = 0;
315 line_t *qline;
316
317 // re-assemble the full line by destination lines
318 for (int qrow = q; qlines--; qrow++)
268 { 319 {
269#ifdef DEBUG_STRICT 320 qline = row_buf + qrow;
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
270 assert (swap.rend[p]); 345 assert (len);
271#endif 346 assert (pline.t);
272 talloc->free (swap.text[p]); 347
273 ralloc->free (swap.rend[p]); 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 }
274 } 354 }
275#ifdef DEBUG_STRICT 355
276 assert (drawn_text[p] && drawn_rend[p]); 356 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
357#ifdef DEBUG_STRICT //TODO//FIXME//TEMPORARY
358 if (qline->l < 0)
359 {
360 fprintf (stderr, "ERROR, PLEASE REPORT to rxvt-unicode@plan9.de: qline->l %d = llen %d < ncol %d ? %d : MOD %d\n", qline->l,llen,ncol,llen,MOD (llen - 1, ncol) + 1);//D
361 qline->l = 0;
362 }
277#endif 363#endif
278 talloc->free (drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 365 }
366 while (p != pend && q > 0);
281 367
282 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 nsaved = term_start - q;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 370
371 // make sure all terminal lines exist
372 while (nsaved < 0)
373 scr_blank_screen_mem (ROW (-++nsaved), DEFAULT_RSTYLE);
285 374
286 scr_reset_realloc (); /* realloc _last_ */
287 }
288 else if (nrow > prev_nrow)
289 { 375 }
290 /* add rows */ 376 else
291 scr_reset_realloc (); /* realloc _first_ */ 377 {
292 378 // if no scrollback exists (yet), wing, instead of wrap
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379
294 380 for (int row = min (nrow, prev_nrow); row--; )
295 k = min (TermWin.nscrolled, nrow - prev_nrow);
296
297 for (p = prev_total_rows; p < total_rows; p++)
298 { 381 {
299 screen.tlen[p] = 0; 382 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 383 line_t &qline = row_buf [row];
301 screen.rend[p] = NULL; 384
385 qline = pline;
386 lresize (qline);
302 } 387 }
303 388
304 for (p = prev_total_rows; p < total_rows - k; p++)
305 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
306
307 for (p = prev_nrow; p < nrow; p++) 389 for (int row = prev_nrow; row < nrow; row++)
308 { 390 {
309 swap.tlen[p] = 0; 391 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
310 swap.text[p] = NULL;
311 swap.rend[p] = NULL;
312 drawn_text[p] = NULL;
313 drawn_rend[p] = NULL;
314 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
315 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
316 } 392 }
317 393
318 if (k > 0) 394 term_start = 0;
319 {
320 scr_scroll_text (0, (int)nrow - 1, -k, 1);
321 screen.cur.row += k;
322 screen.s_cur.row += k;
323 TermWin.nscrolled -= k;
324 }
325#ifdef DEBUG_STRICT
326 assert(screen.cur.row < TermWin.nrow);
327 assert(swap.cur.row < TermWin.nrow);
328#else /* drive with your eyes closed */
329
330 MIN_IT(screen.cur.row, nrow - 1);
331 MIN_IT(swap.cur.row, nrow - 1);
332#endif
333 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
334 }
335
336 /* resize columns */
337 if (ncol != prev_ncol)
338 { 395 }
339 int common = min (prev_ncol, ncol);
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
342
343 for (p = 0; p < total_rows; p++)
344 {
345 if (screen.text[p])
346 {
347 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
348 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
349 396
350 MIN_IT(screen.tlen[p], (int16_t)ncol); 397#ifdef DEBUG_STRICT //TODO: remove
398 for (int i = -nsaved; i < nrow; i++)
399 assert (ROW (i).t);
400#endif
351 401
352 if (ncol > prev_ncol) 402 free (old_buf);
353 scr_blank_line (&(screen.text[p][prev_ncol]), 403 delete old_ta;
354 &(screen.rend[p][prev_ncol]), 404 delete old_ra;
355 ncol - prev_ncol,
356 setrstyle);
357 }
358 }
359 405
360 for (p = 0; p < nrow; p++) 406 clamp_it (screen.cur.row, 0, nrow - 1);
361 { 407 clamp_it (screen.cur.col, 0, ncol - 1);
362 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
363 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
364
365 if (ncol > prev_ncol)
366 scr_blank_line (&(drawn_text[p][prev_ncol]),
367 &(drawn_rend[p][prev_ncol]),
368 ncol - prev_ncol, setrstyle);
369
370 if (swap.text[p])
371 {
372 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
373 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
374
375 MIN_IT(swap.tlen[p], (int16_t)ncol);
376
377 if (ncol > prev_ncol)
378 scr_blank_line (&(swap.text[p][prev_ncol]),
379 &(swap.rend[p][prev_ncol]),
380 ncol - prev_ncol, setrstyle);
381 }
382
383 }
384
385 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
386 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
387
388 delete talloc; talloc = ta;
389 delete ralloc; ralloc = ra;
390 }
391 408
392 if (tabs) 409 if (tabs)
393 free(tabs); 410 free (tabs);
394 } 411 }
395 412
396 prev_nrow = nrow; 413 prev_nrow = nrow;
397 prev_ncol = ncol; 414 prev_ncol = ncol;
398 415
399 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 416 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
400 417
401 for (p = 0; p < ncol; p++) 418 for (int col = ncol; col--; )
402 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 419 tabs [col] = col % TABSIZE == 0;
403 420
404 tt_winch (); 421 tt_winch ();
405} 422}
406 423
407void
408rxvt_term::scr_reset_realloc()
409{
410 uint16_t total_rows, nrow;
411
412 nrow = TermWin.nrow;
413 total_rows = nrow + TermWin.saveLines;
414 /* *INDENT-OFF* */
415 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
416 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
417 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
418 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
419
420 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
421 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
422
423 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
424 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
425 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
426 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
427 /* *INDENT-ON* */
428}
429
430/* ------------------------------------------------------------------------- */ 424/* ------------------------------------------------------------------------- */
431/* 425/*
432 * Free everything. That way malloc debugging can find leakage. 426 * Free everything. That way malloc debugging can find leakage.
433 */ 427 */
434void 428void
435rxvt_term::scr_release() 429rxvt_term::scr_release ()
436{ 430{
437 uint16_t total_rows;
438 int i;
439
440 total_rows = TermWin.nrow + TermWin.saveLines;
441
442#ifdef DEBUG_STRICT
443 for (i = 0; i < total_rows; i++)
444 {
445 if (screen.text[i])
446 /* then so is screen.rend[i] */
447 assert(screen.rend[i]);
448 }
449#endif
450
451 delete talloc; talloc = 0; 431 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 432 delete ralloc; ralloc = 0;
453 433
454 free (screen.text); 434 free (row_buf);
455 free (screen.tlen); 435 free (swap_buf);
456 free (screen.rend);
457 free (drawn_text); 436 free (drawn_buf);
458 free (drawn_rend); 437 free (temp_buf);
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 438 free (tabs);
465 439
466 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
467 screen.text = drawn_text = swap.text = NULL;
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 441}
474 442
475/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
476/* 444/*
477 * Hard reset 445 * Hard reset
478 */ 446 */
479/* EXTPROTO */
480void 447void
481rxvt_scr_poweron(pR) 448rxvt_term::scr_poweron ()
482{ 449{
483 D_SCREEN((stderr, "rxvt_scr_poweron()"));
484
485 R->scr_release (); 450 scr_release ();
486 R->prev_nrow = R->prev_ncol = 0; 451 prev_nrow = prev_ncol = 0;
487 R->scr_reset (); 452 scr_reset ();
488 453
489 R->scr_clear (); 454 scr_clear (true);
490 R->scr_refresh (SLOW_REFRESH); 455 scr_refresh (SLOW_REFRESH);
491#ifdef RXVT_GRAPHICS
492 rxvt_Gr_reset (aR);
493#endif
494} 456}
495 457
496/* ------------------------------------------------------------------------- * 458/* ------------------------------------------------------------------------- *
497 * PROCESS SCREEN COMMANDS * 459 * PROCESS SCREEN COMMANDS *
498 * ------------------------------------------------------------------------- */ 460 * ------------------------------------------------------------------------- */
499/* 461/*
500 * Save and Restore cursor 462 * Save and Restore cursor
501 * XTERM_SEQ: Save cursor : ESC 7 463 * XTERM_SEQ: Save cursor : ESC 7
502 * XTERM_SEQ: Restore cursor: ESC 8 464 * XTERM_SEQ: Restore cursor: ESC 8
503 */ 465 */
504/* EXTPROTO */
505void 466void
506rxvt_scr_cursor(pR_ int mode) 467rxvt_term::scr_cursor (int mode)
507{ 468{
508 screen_t *s; 469 screen_t *s;
509
510 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
511 470
512#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 471#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
513 if (R->current_screen == SECONDARY) 472 if (current_screen == SECONDARY)
514 s = &(R->swap); 473 s = &swap;
515 else 474 else
516#endif 475#endif
517 s = &(R->screen); 476 s = &screen;
477
518 switch (mode) { 478 switch (mode)
479 {
519 case SAVE: 480 case SAVE:
520 s->s_cur.row = s->cur.row; 481 s->s_cur.row = screen.cur.row;
521 s->s_cur.col = s->cur.col; 482 s->s_cur.col = screen.cur.col;
522 s->s_rstyle = R->rstyle; 483 s->s_rstyle = rstyle;
523 s->s_charset = s->charset; 484 s->s_charset = screen.charset;
524 s->s_charset_char = R->charsets[s->charset]; 485 s->s_charset_char = charsets[screen.charset];
525 break; 486 break;
487
526 case RESTORE: 488 case RESTORE:
527 R->want_refresh = 1; 489 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 490 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 491 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 492 screen.flags &= ~Screen_WrapNext;
531 R->rstyle = s->s_rstyle; 493 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 494 screen.charset = s->s_charset;
533 R->charsets[s->charset] = s->s_charset_char; 495 charsets[screen.charset] = s->s_charset_char;
534 rxvt_set_font_style(aR); 496 set_font_style ();
535 break; 497 break;
536 } 498 }
499
537/* boundary check in case screen size changed between SAVE and RESTORE */ 500 /* boundary check in case screen size changed between SAVE and RESTORE */
538 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 501 min_it (s->cur.row, nrow - 1);
539 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 502 min_it (s->cur.col, ncol - 1);
540#ifdef DEBUG_STRICT 503#ifdef DEBUG_STRICT
541 assert(s->cur.row >= 0); 504 assert (s->cur.row >= 0);
542 assert(s->cur.col >= 0); 505 assert (s->cur.col >= 0);
543#else /* drive with your eyes closed */
544 MAX_IT(s->cur.row, 0);
545 MAX_IT(s->cur.col, 0);
546#endif 506#endif
547} 507}
548 508
549/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
550/* 510/*
551 * Swap between primary and secondary screens 511 * Swap between primary and secondary screens
552 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
553 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
554 */ 514 */
555/* EXTPROTO */
556int 515int
557rxvt_scr_change_screen(pR_ int scrn) 516rxvt_term::scr_change_screen (int scrn)
558{ 517{
559 int i; 518 want_refresh = 1;
519 view_start = 0;
520
521 if (current_screen == scrn)
522 return scrn;
523
524 selection_check (2); /* check for boundary cross */
525
526 int i = current_screen; current_screen = scrn; scrn = i;
527
528 ::swap (screen.cur.row, swap.cur.row);
529 ::swap (screen.cur.col, swap.cur.col);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533
560#if NSCREENS 534#if NSCREENS
561 int offset; 535 if (OPTION (Opt_secondaryScreen))
562#endif 536 {
563
564 R->want_refresh = 1;
565
566 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
567
568 R->TermWin.view_start = 0;
569
570 if (R->current_screen == scrn)
571 return R->current_screen;
572
573 rxvt_selection_check(aR_ 2); /* check for boundary cross */
574
575 SWAP_IT(R->current_screen, scrn, int);
576#if NSCREENS
577 R->num_scr = 0; 537 num_scr = 0;
578 offset = R->TermWin.saveLines; 538
579 for (i = R->prev_nrow; i--;) { 539 for (int i = prev_nrow; i--; )
580 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 540 ::swap (ROW(i), swap_buf [i]);
581 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 541
582 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 542 ::swap (screen.charset, swap.charset);
583 } 543 ::swap (screen.flags, swap.flags);
584 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
585 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
586# ifdef DEBUG_STRICT
587 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
588 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
589# else /* drive with your eyes closed */
590 MAX_IT(R->screen.cur.row, 0);
591 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
592 MAX_IT(R->screen.cur.col, 0);
593 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
594# endif
595 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
596 SWAP_IT(R->screen.flags, R->swap.flags, int);
597 R->screen.flags |= Screen_VisibleCursor; 544 screen.flags |= Screen_VisibleCursor;
598 R->swap.flags |= Screen_VisibleCursor; 545 swap.flags |= Screen_VisibleCursor;
599
600# ifdef RXVT_GRAPHICS
601
602 if (rxvt_Gr_Displayed(aR)) {
603 rxvt_Gr_scroll(aR_ 0);
604 rxvt_Gr_ChangeScreen(aR);
605 } 546 }
547 else
606# endif 548#endif
607#else 549 if (OPTION (Opt_secondaryScroll))
608# ifdef SCROLL_ON_NO_SECONDARY
609# ifdef RXVT_GRAPHICS
610 if (rxvt_Gr_Displayed(aR))
611 rxvt_Gr_ClearScreen(aR);
612# endif
613 if (R->current_screen == PRIMARY
614# ifdef RXVT_GRAPHICS
615 && !rxvt_Gr_Displayed(aR)
616# endif
617 )
618 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 550 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
619# endif 551
620#endif
621 return scrn; 552 return scrn;
553}
554
555// clear WrapNext indicator, solidifying position on next line
556void
557rxvt_term::scr_do_wrap ()
558{
559 if (!(screen.flags & Screen_WrapNext))
560 return;
561
562 screen.flags &= ~Screen_WrapNext;
563
564 screen.cur.col = 0;
565
566 if (screen.cur.row == screen.bscroll)
567 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
568 else if (screen.cur.row < nrow - 1)
569 screen.cur.row++;
622} 570}
623 571
624/* ------------------------------------------------------------------------- */ 572/* ------------------------------------------------------------------------- */
625/* 573/*
626 * Change the colour for following text 574 * Change the colour for following text
627 */ 575 */
628/* EXTPROTO */
629void 576void
630rxvt_scr_color(pR_ unsigned int color, int fgbg) 577rxvt_term::scr_color (unsigned int color, int fgbg)
631{ 578{
579 if (color > maxTermCOLOR)
632 color &= RS_fgMask; 580 color = fgbg;
581
633 if (fgbg == Color_fg) 582 if (fgbg == Color_fg)
634 R->rstyle = SET_FGCOLOR(R->rstyle, color); 583 rstyle = SET_FGCOLOR (rstyle, color);
635 else 584 else
636 R->rstyle = SET_BGCOLOR(R->rstyle, color); 585 rstyle = SET_BGCOLOR (rstyle, color);
637} 586}
638 587
639/* ------------------------------------------------------------------------- */ 588/* ------------------------------------------------------------------------- */
640/* 589/*
641 * Change the rendition style for following text 590 * Change the rendition style for following text
642 */ 591 */
643/* EXTPROTO */
644void 592void
645rxvt_scr_rendition(pR_ int set, int style) 593rxvt_term::scr_rendition (int set, int style)
646{ 594 {
647 if (set) 595 if (set)
648 R->rstyle |= style; 596 rstyle |= style;
649 else if (style == ~RS_None) 597 else if (style == ~RS_None)
650 R->rstyle = DEFAULT_RSTYLE; 598 rstyle = DEFAULT_RSTYLE;
651 else 599 else
652 R->rstyle &= ~style; 600 rstyle &= ~style;
653} 601 }
654 602
655/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
656/* 604/*
657 * Scroll text between <row1> and <row2> inclusive, by <count> lines 605 * Scroll text between <row1> and <row2> inclusive, by <count> lines
658 * count positive ==> scroll up 606 * count positive ==> scroll up
659 * count negative ==> scroll down 607 * count negative ==> scroll down
660 * spec == 0 for normal routines
661 */ 608 */
662int 609int
663rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 610rxvt_term::scr_scroll_text (int row1, int row2, int count)
664{ 611{
665 int i, j;
666 long nscrolled;
667
668 if (count == 0 || (row1 > row2)) 612 if (count == 0 || (row1 > row2))
669 return 0; 613 return 0;
670 614
671 want_refresh = 1; 615 want_refresh = 1;
672 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 616 num_scr += count;
673 617
674 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 618 if (count > 0
675 { 619 && row1 == 0
676 nscrolled = (long)TermWin.nscrolled + (long)count; 620 && row2 == nrow - 1
677 621 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
678 if (nscrolled > (long)TermWin.saveLines)
679 TermWin.nscrolled = TermWin.saveLines;
680 else
681 TermWin.nscrolled = (uint16_t)nscrolled;
682
683 if ((Options & Opt_scrollWithBuffer)
684 && TermWin.view_start != 0
685 && TermWin.view_start != TermWin.saveLines)
686 rxvt_scr_page (this, UP, count);
687 } 622 {
688 else if (!spec) 623 nsaved = min (nsaved + count, saveLines);
689 row1 += TermWin.saveLines; 624 term_start = (term_start + count) % total_rows;
690 625
691 row2 += TermWin.saveLines;
692
693 if (selection.op && current_screen == selection.screen) 626 if (selection.op && current_screen == selection.screen)
694 {
695 i = selection.beg.row + TermWin.saveLines;
696 j = selection.end.row + TermWin.saveLines;
697 if ((i < row1 && j > row1)
698 || (i < row2 && j > row2)
699 || (i - count < row1 && i >= row1)
700 || (i - count > row2 && i <= row2)
701 || (j - count < row1 && j >= row1)
702 || (j - count > row2 && j <= row2))
703 {
704 CLEAR_ALL_SELECTION (this);
705 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
706 } 627 {
707 else if (j >= row1 && j <= row2)
708 {
709 /* move selected region too */
710 selection.beg.row -= count; 628 selection.beg.row -= count;
711 selection.end.row -= count; 629 selection.end.row -= count;
712 selection.mark.row -= count; 630 selection.mark.row -= count;
631
632 if (selection.beg.row < -nsaved
633 || selection.end.row < -nsaved
634 || selection.mark.row < -nsaved)
635 {
636 CLEAR_ALL_SELECTION ();
637 selection.op = SELECTION_CLEAR;
713 } 638 }
714 }
715
716 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
717
718 num_scr += count;
719 j = count;
720
721 if (count < 0)
722 count = -count;
723
724 i = row2 - row1 + 1;
725 MIN_IT(count, i);
726
727 if (j > 0)
728 {
729 /* A: scroll up */
730
731 /* A1: Copy lines that will get clobbered by the rotation */
732 for (i = 0, j = row1; i < count; i++, j++)
733 { 639 }
734 buf_text[i] = screen.text[j]; 640
735 buf_rend[i] = screen.rend[j]; 641 for (int i = count; i--; )
736 } 642 {
737 /* A2: Rotate lines */ 643 ROW(row2 - i).l = 0;
738 for (j = row1, i = j + count; i <= row2; i++, j++) 644 scr_blank_screen_mem (ROW(row2 - i), rstyle);
739 { 645 }
740 screen.tlen[j] = screen.tlen[i]; 646
741 screen.text[j] = screen.text[i]; 647 if (OPTION (Opt_scrollWithBuffer)
742 screen.rend[j] = screen.rend[i]; 648 && view_start != 0
649 && view_start != saveLines)
650 scr_page (UP, count);
651 }
652 else
653 {
654 if (selection.op && current_screen == selection.screen)
743 } 655 {
744 j = row2 - count + 1, i = count; 656 if ((selection.beg.row < row1 && selection.end.row > row1)
745 } 657 || (selection.beg.row < row2 && selection.end.row > row2)
746 else /* if (j < 0) */ 658 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
747 { 659 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
748 /* B: scroll down */ 660 || (selection.end.row - count < row1 && selection.end.row >= row1)
749 661 || (selection.end.row - count > row2 && selection.end.row <= row2))
750 /* B1: Copy lines that will get clobbered by the rotation */ 662 {
751 for (i = 0, j = row2; i < count; i++, j--) 663 CLEAR_ALL_SELECTION ();
664 selection.op = SELECTION_CLEAR;
665 }
666 else if (selection.end.row >= row1 && selection.end.row <= row2)
667 {
668 /* move selected region too */
669 selection.beg.row -= count;
670 selection.end.row -= count;
671 selection.mark.row -= count;
672
673 selection_check (0);
674 }
752 { 675 }
753 buf_text[i] = screen.text[j]; 676
754 buf_rend[i] = screen.rend[j]; 677 // use a simple and robust scrolling algorithm, this
678 // part of scr_scroll_text is not time-critical.
679
680 int rows = row2 - row1 + 1;
681
682 min_it (count, rows);
683
684 for (int row = 0; row < rows; row++)
755 } 685 {
756 /* B2: Rotate lines */ 686 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
757 for (j = row2, i = j - count; i >= row1; i--, j--) 687
688 if (!IN_RANGE_EXC (row + count, 0, rows))
689 scr_blank_screen_mem (temp_buf [row], rstyle);
758 { 690 }
759 screen.tlen[j] = screen.tlen[i];
760 screen.text[j] = screen.text[i];
761 screen.rend[j] = screen.rend[i];
762 }
763 j = row1, i = count;
764 count = -count;
765 }
766 691
767 /* C: Resurrect lines */ 692 for (int row = 0; row < rows; row++)
768 for (; i--; j++) 693 ROW(row1 + row) = temp_buf [row];
769 { 694 }
770 screen.tlen[j] = 0;
771 screen.text[j] = buf_text[i];
772 screen.rend[j] = buf_rend[i];
773
774 if (!spec) /* line length may not equal TermWin.ncol */
775 scr_blank_screen_mem (screen.text, screen.rend,
776 (unsigned int)j, rstyle);
777 }
778
779#ifdef RXVT_GRAPHICS
780 if (rxvt_Gr_Displayed (this))
781 rxvt_Gr_scroll(this, count);
782#endif
783 695
784 return count; 696 return count;
785} 697}
786 698
787/* ------------------------------------------------------------------------- */ 699/* ------------------------------------------------------------------------- */
788/* 700/*
789 * Add text given in <str> of length <len> to screen struct 701 * Add text given in <str> of length <len> to screen struct
790 */ 702 */
791/* EXTPROTO */
792void 703void
793rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 704rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len)
794{ 705{
795 unsigned char checksel, clearsel;
796 uint32_t c;
797 int i, row, last_col;
798 text_t *stp;
799 rend_t *srp;
800
801 if (len <= 0) /* sanity */ 706 if (len <= 0) /* sanity */
802 return; 707 return;
803 708
709 unsigned char checksel;
710 unicode_t c;
711 int last_col;
712 const unicode_t *strend = str + len;
713
804 R->want_refresh = 1; 714 want_refresh = 1;
805 last_col = R->TermWin.ncol;
806
807 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
808 ZERO_SCROLLBACK(R); 715 ZERO_SCROLLBACK ();
716 last_col = ncol;
717
809 if (nlines > 0) { 718 if (nlines > 0)
719 {
810 nlines += (R->screen.cur.row - R->screen.bscroll); 720 nlines += screen.cur.row - screen.bscroll;
811 if ((nlines > 0) 721 if (nlines > 0
812 && (R->screen.tscroll == 0) 722 && screen.tscroll == 0
813 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 723 && screen.bscroll == (nrow - 1))
724 {
814 /* _at least_ this many lines need to be scrolled */ 725 /* _at least_ this many lines need to be scrolled */
815 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 726 scr_scroll_text (screen.tscroll, screen.bscroll, nlines);
816 R->screen.cur.row -= nlines; 727 screen.cur.row -= nlines;
817 } 728 }
818 } 729 }
730
819#ifdef DEBUG_STRICT 731#ifdef DEBUG_STRICT
820 assert(R->screen.cur.col < last_col); 732 assert (screen.cur.col < last_col);
821 assert((R->screen.cur.row < R->TermWin.nrow) 733 assert (screen.cur.row < nrow
822 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 734 && screen.cur.row >= -nsaved);
823#else /* drive with your eyes closed */
824 MIN_IT(R->screen.cur.col, last_col - 1);
825 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
826 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
827#endif 735#endif
828 row = R->screen.cur.row + R->TermWin.saveLines; 736 int row = screen.cur.row;
829 737
830 checksel = (R->selection.op 738 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
831 && R->current_screen == R->selection.screen) ? 1 : 0;
832 clearsel = 0;
833 739
834 stp = R->screen.text[row]; 740 line_t *line = &ROW(row);
835 srp = R->screen.rend[row];
836 741
837 for (i = 0; i < len;) { 742 while (str < strend)
743 {
838 c = str[i++]; 744 c = *str++;
839 switch (c) { 745
840 case '\t': 746 if (c < 0x20)
841 rxvt_scr_tab (aR_ 1); 747 if (c == C0_LF)
748 {
749 if (!line->is_longer ()) /* XXX: think about this */
750 max_it (line->l, screen.cur.col);
751
752 screen.flags &= ~Screen_WrapNext;
753
754 if (screen.cur.row == screen.bscroll)
755 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
756 else if (screen.cur.row < (nrow - 1))
757 row = ++screen.cur.row;
758
759 line = &ROW(row); /* _must_ refresh */
842 continue; 760 continue;
843 case '\n': 761 }
762 else if (c == C0_CR)
763 {
844 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 764 if (!line->is_longer ()) /* XXX: think about this */
845 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 765 max_it (line->l, screen.cur.col);
766
846 R->screen.flags &= ~Screen_WrapNext; 767 screen.flags &= ~Screen_WrapNext;
847 if (R->screen.cur.row == R->screen.bscroll) 768 screen.cur.col = 0;
848 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
849 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
850 row = (++R->screen.cur.row) + R->TermWin.saveLines;
851 stp = R->screen.text[row]; /* _must_ refresh */
852 srp = R->screen.rend[row]; /* _must_ refresh */
853 continue; 769 continue;
854 case '\r': 770 }
855 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 771 else if (c == C0_HT)
856 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 772 {
857 R->screen.flags &= ~Screen_WrapNext; 773 scr_tab (1, true);
858 R->screen.cur.col = 0;
859 continue; 774 continue;
860 default:
861 if (c == 127)
862 continue; /* yummmm..... */
863 break;
864 } 775 }
865 776
866 if (checksel /* see if we're writing within selection */ 777 if (checksel /* see if we're writing within selection */
867 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 778 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
868 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 779 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
780 {
869 checksel = 0; 781 checksel = 0;
870 clearsel = 1;
871 } 782 /*
783 * If we wrote anywhere in the selected area, kill the selection
784 * XXX: should we kill the mark too? Possibly, but maybe that
785 * should be a similar check.
786 */
787 CLEAR_SELECTION ();
788 }
789
872 if (R->screen.flags & Screen_WrapNext) { 790 if (screen.flags & Screen_WrapNext)
873 R->screen.tlen[row] = -1;
874 if (R->screen.cur.row == R->screen.bscroll)
875 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0);
876 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
877 row = (++R->screen.cur.row) + R->TermWin.saveLines;
878 stp = R->screen.text[row]; /* _must_ refresh */
879 srp = R->screen.rend[row]; /* _must_ refresh */
880 R->screen.cur.col = 0;
881 R->screen.flags &= ~Screen_WrapNext;
882 } 791 {
883 if (R->screen.flags & Screen_Insert) 792 line->set_is_longer ();
884 rxvt_scr_insdel_chars(aR_ 1, INSERT);
885 793
794 scr_do_wrap ();
795
796 row = screen.cur.row;
797 line = &ROW(row); /* _must_ refresh */
798 }
799
800 // some utf-8 decoders "decode" surrogate characters: let's fix this.
801 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
802 c = 0xfffd;
803
804 // rely on wcwidth to tell us the character width, at least for non-latin1
805 // do wcwidth before further replacements, as wcwidth might return -1
806 // for the line drawing characters below as they might be invalid in the current
807 // locale.
808 int width = c < 0x100 ? 1 : wcwidth (c);
809
886 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 810 if (charsets[screen.charset] == '0') // DEC SPECIAL
887 switch (c) 811 {
812 // vt100 special graphics and line drawing
813 // 5f-7e standard vt100
814 // 40-5e rxvt extension for extra curses acs chars
815 static uint16_t vt100_0[62] = { // 41 .. 7e
816 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
817 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
818 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
819 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
820 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
821 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
822 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
823 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
824 };
825
826 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
888 { 827 {
889 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 828 c = vt100_0[c - 0x41];
890 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 829 width = 1; // vt100 line drawing characters are always single-width
891 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
892 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
893 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
894 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
895 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
896 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
897 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
898 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
899 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
900 } 830 }
831 }
901 832
902 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 833 if (screen.flags & Screen_Insert)
903 // rely on wcwidth to tell us the character width, at least for non-ascii 834 scr_insdel_chars (width, INSERT);
904 int width = c <= 128 ? 1 : wcwidth (c);
905 835
906 // width -1 characters (e.g. combining chars) are ignored currently.
907 if (width > 0) 836 if (width != 0)
837 {
838#if !UNICODE_3
839 // trim characters we can't store directly :(
840 if (c >= 0x10000)
841# if ENABLE_COMBINING
842 c = rxvt_composite.compose (c); // map to lower 16 bits
843# else
844 c = 0xfffd;
845# endif
846#endif
847
848 // nuke the character at this position, if required
849 if (line->t[screen.cur.col] == NOCHAR
850 || (screen.cur.col < ncol - 1
851 && line->t[screen.cur.col + 1] == NOCHAR))
852 {
853 int col = screen.cur.col;
854
855 // find begin
856 while (col > 0 && line->t[col] == NOCHAR)
857 col--;
858
859 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
860
861 // found begin, nuke
862 do {
863 line->t[col] = ' ';
864 line->r[col] = rend;
865 col++;
866 } while (col < ncol && line->t[col] == NOCHAR);
867 }
868
869 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
870
871 // if the character doesn't fit into the remaining columns...
872 if (screen.cur.col > last_col - width && last_col >= width)
873 {
874 // ...output spaces
875 c = ' ';
876 // and try the same character next loop iteration
877 --str;
878 }
879
908 do 880 do
909 { 881 {
910 stp[R->screen.cur.col] = c; 882 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 883 line->r[screen.cur.col] = rend;
912 884
913 if (R->screen.cur.col < last_col - 1) 885 if (screen.cur.col < last_col - 1)
914 R->screen.cur.col++; 886 screen.cur.col++;
915 else 887 else
916 { 888 {
917 R->screen.tlen[row] = last_col; 889 line->l = last_col;
918 if (R->screen.flags & Screen_Autowrap) 890 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 891 screen.flags |= Screen_WrapNext;
920 break; 892 break;
921 } 893 }
922 894
923 c = NOCHAR; 895 c = NOCHAR;
924 } 896 }
925 while (--width > 0); 897 while (--width > 0);
898
899 // pad with spaces when overwriting wide character with smaller one
900 if (!width)
901 for (int c = screen.cur.col; c < last_col && line->t[c] == NOCHAR; c++)
902 {
903 line->t[c] = ' ';
904 line->r[c] = rend;
905 }
906 }
907 else // width == 0
908 {
909#if ENABLE_COMBINING
910 // handle combining characters
911 // we just tag the accent on the previous on-screen character.
912 // this is arguably not correct, but also arguably not wrong.
913 // we don't handle double-width characters nicely yet.
914 text_t *tp;
915 rend_t *rp;
916
917 if (screen.cur.col > 0)
918 {
919 tp = line->t + screen.cur.col - 1;
920 rp = line->r + screen.cur.col - 1;
921
922 while (*tp == NOCHAR && tp > line->t)
923 tp--, rp--;
924 }
925 else if (screen.cur.row > 0
926 && ROW(screen.cur.row - 1).is_longer ())
927 {
928 line_t *line = &ROW(screen.cur.row - 1);
929
930 tp = line->t + last_col - 1;
931 rp = line->r + last_col - 1;
932
933 while (*tp == NOCHAR && tp > line->t)
934 tp--, rp--;
935 }
926 else 936 else
927 1; /* handle combining character etc. here. */ 937 continue;
928 }
929 938
930 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 939 // first try to find a precomposed character
931 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 940 unicode_t n = rxvt_compose (*tp, c);
941 if (n == NOCHAR)
942 n = rxvt_composite.compose (*tp, c);
932 943
933/* 944 *tp = n;
934 * If we wrote anywhere in the selected area, kill the selection 945 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
935 * XXX: should we kill the mark too? Possibly, but maybe that 946#endif
936 * should be a similar check. 947 }
937 */ 948 }
938 if (clearsel) 949
939 CLEAR_SELECTION(R); 950 if (!line->is_longer ()) /* XXX: think about this */
951 max_it (line->l, screen.cur.col);
940 952
941#ifdef DEBUG_STRICT 953#ifdef DEBUG_STRICT
942 assert(R->screen.cur.row >= 0); 954 assert (screen.cur.row >= 0);
943#else /* drive with your eyes closed */
944 MAX_IT(R->screen.cur.row, 0);
945#endif 955#endif
946} 956}
947 957
948/* ------------------------------------------------------------------------- */ 958/* ------------------------------------------------------------------------- */
949/* 959/*
950 * Process Backspace. Move back the cursor back a position, wrap if have to 960 * Process Backspace. Move back the cursor back a position, wrap if have to
951 * XTERM_SEQ: CTRL-H 961 * XTERM_SEQ: CTRL-H
952 */ 962 */
953/* EXTPROTO */
954void 963void
955rxvt_scr_backspace(pR) 964rxvt_term::scr_backspace ()
956{ 965{
957 R->want_refresh = 1; 966 want_refresh = 1;
967
958 if (R->screen.cur.col == 0) { 968 if (screen.cur.col == 0)
969 {
959 if (R->screen.cur.row > 0) { 970 if (screen.cur.row > 0)
971 {
960#ifdef TERMCAP_HAS_BW 972#ifdef TERMCAP_HAS_BW
961 R->screen.cur.col = R->TermWin.ncol - 1; 973 screen.cur.col = ncol - 1;
962 R->screen.cur.row--; 974 screen.cur.row--;
963 return; 975 return;
964#endif 976#endif
965 } 977 }
978 }
966 } else if ((R->screen.flags & Screen_WrapNext) == 0) 979 else if (!(screen.flags & Screen_WrapNext))
967 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 980 scr_gotorc (0, -1, RELATIVE);
981
968 R->screen.flags &= ~Screen_WrapNext; 982 screen.flags &= ~Screen_WrapNext;
969} 983}
970 984
971/* ------------------------------------------------------------------------- */ 985/* ------------------------------------------------------------------------- */
972/* 986/*
973 * Process Horizontal Tab 987 * Process Horizontal Tab
974 * count: +ve = forward; -ve = backwards 988 * count: +ve = forward; -ve = backwards
975 * XTERM_SEQ: CTRL-I 989 * XTERM_SEQ: CTRL-I
976 */ 990 */
977/* EXTPROTO */
978void 991void
979rxvt_scr_tab(pR_ int count) 992rxvt_term::scr_tab (int count, bool ht)
980{ 993{
981 int i, x; 994 int i, x;
982 995
983 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
984 R->want_refresh = 1; 996 want_refresh = 1;
985 i = x = R->screen.cur.col; 997 i = x = screen.cur.col;
998
986 if (count == 0) 999 if (count == 0)
987 return; 1000 return;
988 else if (count > 0) { 1001 else if (count > 0)
1002 {
1003 line_t &l = ROW(screen.cur.row);
1004 rend_t base_rend = l.r[i];
1005 ht &= l.t[i] == ' ';
1006
989 for (; ++i < R->TermWin.ncol; ) 1007 for (; ++i < ncol; )
990 if (R->tabs[i]) { 1008 if (tabs[i])
1009 {
991 x = i; 1010 x = i;
992 if (!--count) 1011 if (!--count)
993 break; 1012 break;
1013 }
1014 else
1015 ht &= l.t[i] == ' '
1016 && RS_SAME (l.r[i], base_rend);
1017
1018 if (count)
1019 x = ncol - 1;
1020
1021 // store horizontal tab commands as characters inside the text
1022 // buffer so they can be selected and pasted.
1023 if (ht && OPTION (Opt_pastableTabs))
1024 {
1025 base_rend = SET_FONT (base_rend, 0);
1026
1027 if (!l.is_longer ()) /* XXX: think about this */
1028 max_it (l.l, x);
1029
1030 i = screen.cur.col;
1031
1032 l.t[i] = '\t';
1033 l.r[i] = base_rend;
1034
1035 while (++i < x)
1036 {
1037 l.t[i] = NOCHAR;
1038 l.r[i] = base_rend;
994 } 1039 }
995 if (count) 1040 }
996 x = R->TermWin.ncol - 1; 1041 }
997 } else /* if (count < 0) */ { 1042 else /* if (count < 0) */
1043 {
998 for (; --i >= 0; ) 1044 for (; --i >= 0; )
999 if (R->tabs[i]) { 1045 if (tabs[i])
1000 x = i;
1001 if (!++count)
1002 break;
1003 } 1046 {
1004 if (count)
1005 x = 0; 1047 x = i;
1048 if (!++count)
1049 break;
1050 }
1051
1052 if (count)
1053 x = 0;
1006 } 1054 }
1055
1007 if (x != R->screen.cur.col) 1056 if (x != screen.cur.col)
1008 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1057 scr_gotorc (0, x, R_RELATIVE);
1009} 1058}
1010 1059
1011/* ------------------------------------------------------------------------- */ 1060/* ------------------------------------------------------------------------- */
1012/* 1061/*
1013 * Process DEC Back Index 1062 * Process DEC Back Index
1014 * XTERM_SEQ: ESC 6 1063 * XTERM_SEQ: ESC 6
1015 * Move cursor left in row. If we're at the left boundary, shift everything 1064 * Move cursor left in row. If we're at the left boundary, shift everything
1016 * in that row right. Clear left column. 1065 * in that row right. Clear left column.
1017 */ 1066 */
1018#ifndef NO_FRILLS 1067#if ENABLE_FRILLS
1019/* EXTPROTO */
1020void 1068void
1021rxvt_scr_backindex(pR) 1069rxvt_term::scr_backindex ()
1022{ 1070{
1023 if (R->screen.cur.col > 0) 1071 if (screen.cur.col > 0)
1024 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1072 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1025 else { 1073 else
1026 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1027 return; /* um, yeah? */
1028 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1074 scr_insdel_chars (1, INSERT);
1029 }
1030} 1075}
1031#endif 1076#endif
1032/* ------------------------------------------------------------------------- */ 1077/* ------------------------------------------------------------------------- */
1033/* 1078/*
1034 * Process DEC Forward Index 1079 * Process DEC Forward Index
1035 * XTERM_SEQ: ESC 9 1080 * XTERM_SEQ: ESC 9
1036 * Move cursor right in row. If we're at the right boundary, shift everything 1081 * Move cursor right in row. If we're at the right boundary, shift everything
1037 * in that row left. Clear right column. 1082 * in that row left. Clear right column.
1038 */ 1083 */
1039#ifndef NO_FRILLS 1084#if ENABLE_FRILLS
1040/* EXTPROTO */
1041void 1085void
1042rxvt_scr_forwardindex(pR) 1086rxvt_term::scr_forwardindex ()
1043{ 1087{
1044 int row;
1045
1046 if (R->screen.cur.col < R->TermWin.ncol - 1) 1088 if (screen.cur.col < ncol - 1)
1047 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1089 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1048 else { 1090 else
1049 row = R->screen.cur.row + R->TermWin.saveLines; 1091 {
1050 if (R->screen.tlen[row] == 0) 1092 if (ROW(screen.cur.row).is_longer ()) //TODO//FIXME//LEN
1051 return; /* um, yeah? */ 1093 ROW(screen.cur.row).l = ncol;
1052 else if (R->screen.tlen[row] == -1) 1094
1053 R->screen.tlen[row] = R->TermWin.ncol;
1054 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1095 scr_gotorc (0, 0, R_RELATIVE);
1055 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1096 scr_insdel_chars (1, DELETE);
1056 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1097 scr_gotorc (0, ncol - 1, R_RELATIVE);
1057 } 1098 }
1058} 1099}
1059#endif 1100#endif
1060 1101
1061/* ------------------------------------------------------------------------- */ 1102/* ------------------------------------------------------------------------- */
1062/* 1103/*
1063 * Goto Row/Column 1104 * Goto Row/Column
1064 */ 1105 */
1065/* EXTPROTO */
1066void 1106void
1067rxvt_scr_gotorc(pR_ int row, int col, int relative) 1107rxvt_term::scr_gotorc (int row, int col, int relative)
1068{ 1108{
1069 R->want_refresh = 1; 1109 want_refresh = 1;
1070 ZERO_SCROLLBACK(R); 1110 ZERO_SCROLLBACK ();
1071#ifdef RXVT_GRAPHICS
1072 if (rxvt_Gr_Displayed(aR))
1073 rxvt_Gr_scroll(aR_ 0);
1074#endif
1075 1111
1076 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1077
1078 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1112 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1079 : col); 1113 clamp_it (screen.cur.col, 0, ncol - 1);
1080 MAX_IT(R->screen.cur.col, 0);
1081 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1082 1114
1083 R->screen.flags &= ~Screen_WrapNext; 1115 screen.flags &= ~Screen_WrapNext;
1116
1084 if (relative & R_RELATIVE) { 1117 if (relative & R_RELATIVE)
1118 {
1085 if (row > 0) { 1119 if (row > 0)
1120 {
1086 if (R->screen.cur.row <= R->screen.bscroll 1121 if (screen.cur.row <= screen.bscroll
1087 && (R->screen.cur.row + row) > R->screen.bscroll) 1122 && (screen.cur.row + row) > screen.bscroll)
1088 R->screen.cur.row = R->screen.bscroll; 1123 screen.cur.row = screen.bscroll;
1089 else 1124 else
1090 R->screen.cur.row += row;
1091 } else if (row < 0) {
1092 if (R->screen.cur.row >= R->screen.tscroll
1093 && (R->screen.cur.row + row) < R->screen.tscroll)
1094 R->screen.cur.row = R->screen.tscroll;
1095 else
1096 R->screen.cur.row += row;
1097 }
1098 } else {
1099 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1100 R->screen.cur.row = row + R->screen.tscroll;
1101 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1102 } else
1103 R->screen.cur.row = row; 1125 screen.cur.row += row;
1126 }
1127 else if (row < 0)
1128 {
1129 if (screen.cur.row >= screen.tscroll
1130 && (screen.cur.row + row) < screen.tscroll)
1131 screen.cur.row = screen.tscroll;
1132 else
1133 screen.cur.row += row;
1134 }
1135 }
1136 else
1104 } 1137 {
1105 MAX_IT(R->screen.cur.row, 0); 1138 if (screen.flags & Screen_Relative)
1106 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1139 { /* relative origin mode */
1107} 1140 screen.cur.row = row + screen.tscroll;
1141 min_it (screen.cur.row, screen.bscroll);
1142 }
1143 else
1144 screen.cur.row = row;
1145 }
1108 1146
1147 clamp_it (screen.cur.row, 0, nrow - 1);
1148}
1149
1109/* ------------------------------------------------------------------------- */ 1150/* ------------------------------------------------------------------------- */
1110/* 1151/*
1111 * direction should be UP or DN 1152 * direction should be UP or DN
1112 */ 1153 */
1113/* EXTPROTO */
1114void 1154void
1115rxvt_scr_index(pR_ enum page_dirn direction) 1155rxvt_term::scr_index (enum page_dirn direction)
1116{ 1156{
1117 int dirn; 1157 int dirn;
1118 1158
1119 R->want_refresh = 1; 1159 want_refresh = 1;
1160 ZERO_SCROLLBACK ();
1161
1120 dirn = ((direction == UP) ? 1 : -1); 1162 dirn = ((direction == UP) ? 1 : -1);
1121 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1122 1163
1123 ZERO_SCROLLBACK(R);
1124
1125#ifdef RXVT_GRAPHICS
1126 if (rxvt_Gr_Displayed(aR))
1127 rxvt_Gr_scroll(aR_ 0);
1128#endif
1129
1130 R->screen.flags &= ~Screen_WrapNext; 1164 screen.flags &= ~Screen_WrapNext;
1165
1131 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1166 if ((screen.cur.row == screen.bscroll && direction == UP)
1132 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1167 || (screen.cur.row == screen.tscroll && direction == DN))
1133 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1168 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1134 else 1169 else
1135 R->screen.cur.row += dirn; 1170 screen.cur.row += dirn;
1136 MAX_IT(R->screen.cur.row, 0); 1171
1137 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1172 clamp_it (screen.cur.row, 0, nrow - 1);
1138 rxvt_selection_check(aR_ 0); 1173 selection_check (0);
1139} 1174}
1140 1175
1141/* ------------------------------------------------------------------------- */ 1176/* ------------------------------------------------------------------------- */
1142/* 1177/*
1143 * Erase part or whole of a line 1178 * Erase part or whole of a line
1144 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1179 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1145 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1180 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1146 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1181 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1147 */ 1182 */
1148/* EXTPROTO */
1149void 1183void
1150rxvt_scr_erase_line(pR_ int mode) 1184rxvt_term::scr_erase_line (int mode)
1151{ 1185{
1152 unsigned int row, col, num; 1186 unsigned int col, num;
1153 1187
1154 R->want_refresh = 1; 1188 want_refresh = 1;
1155 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1156 ZERO_SCROLLBACK (R); 1189 ZERO_SCROLLBACK ();
1157 1190
1158#ifdef RXVT_GRAPHICS
1159 if (rxvt_Gr_Displayed (aR))
1160 rxvt_Gr_scroll (aR_ 0);
1161#endif
1162
1163 rxvt_selection_check (aR_ 1); 1191 selection_check (1);
1164 1192
1165 R->screen.flags &= ~Screen_WrapNext; 1193 line_t &line = ROW(screen.cur.row);
1166 1194
1167 row = R->TermWin.saveLines + R->screen.cur.row;
1168 switch (mode) 1195 switch (mode)
1169 { 1196 {
1170 case 0: /* erase to end of line */ 1197 case 0: /* erase to end of line */
1171 col = R->screen.cur.col; 1198 col = screen.cur.col;
1172 num = R->TermWin.ncol - col; 1199 num = ncol - col;
1173 MIN_IT(R->screen.tlen[row], (int16_t)col); 1200 min_it (line.l, col);
1174 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1201 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1175 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1202 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1176 CLEAR_SELECTION(R); 1203 CLEAR_SELECTION ();
1177 break; 1204 break;
1178 case 1: /* erase to beginning of line */ 1205 case 1: /* erase to beginning of line */
1179 col = 0; 1206 col = 0;
1180 num = R->screen.cur.col + 1; 1207 num = screen.cur.col + 1;
1181 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1208 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1182 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1209 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1183 CLEAR_SELECTION(R); 1210 CLEAR_SELECTION ();
1184 break; 1211 break;
1185 case 2: /* erase whole line */ 1212 case 2: /* erase whole line */
1186 col = 0; 1213 col = 0;
1187 num = R->TermWin.ncol; 1214 num = ncol;
1188 R->screen.tlen[row] = 0; 1215 line.l = 0;
1189 if (R->selection.beg.row <= R->screen.cur.row 1216 if (selection.beg.row <= screen.cur.row
1190 && R->selection.end.row >= R->screen.cur.row) 1217 && selection.end.row >= screen.cur.row)
1191 CLEAR_SELECTION(R); 1218 CLEAR_SELECTION ();
1192 break; 1219 break;
1193 default: 1220 default:
1194 return; 1221 return;
1195 } 1222 }
1196 1223
1197 if (R->screen.text[row]) 1224 scr_blank_line (line, col, num, rstyle);
1198 R->scr_blank_line (&(R->screen.text[row][col]),
1199 &(R->screen.rend[row][col]), num, R->rstyle);
1200 else
1201 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1202} 1225}
1203 1226
1204/* ------------------------------------------------------------------------- */ 1227/* ------------------------------------------------------------------------- */
1205/* 1228/*
1206 * Erase part of whole of the screen 1229 * Erase part of whole of the screen
… …
1209 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1232 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1210 */ 1233 */
1211void 1234void
1212rxvt_term::scr_erase_screen (int mode) 1235rxvt_term::scr_erase_screen (int mode)
1213{ 1236{
1214 int num; 1237 int num;
1215 int32_t row, row_offset; 1238 int32_t row;
1216 rend_t ren; 1239 rend_t ren;
1217 XGCValues gcvalue; 1240 XGCValues gcvalue;
1218 1241
1219 want_refresh = 1; 1242 want_refresh = 1;
1220 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1221 ZERO_SCROLLBACK(this); 1243 ZERO_SCROLLBACK ();
1222 row_offset = (int32_t)TermWin.saveLines;
1223 1244
1224 switch (mode) { 1245 switch (mode)
1246 {
1225 case 0: /* erase to end of screen */ 1247 case 0: /* erase to end of screen */
1226 rxvt_selection_check(this,1); 1248 selection_check (1);
1227 rxvt_scr_erase_line(this,0); 1249 scr_erase_line (0);
1228 row = screen.cur.row + 1; /* possible OOB */ 1250 row = screen.cur.row + 1; /* possible OOB */
1229 num = TermWin.nrow - row; 1251 num = nrow - row;
1230 break; 1252 break;
1231 case 1: /* erase to beginning of screen */ 1253 case 1: /* erase to beginning of screen */
1232 rxvt_selection_check(this,3); 1254 selection_check (3);
1233 rxvt_scr_erase_line(this,1); 1255 scr_erase_line (1);
1234 row = 0; 1256 row = 0;
1235 num = screen.cur.row; 1257 num = screen.cur.row;
1236 break; 1258 break;
1237 case 2: /* erase whole screen */ 1259 case 2: /* erase whole screen */
1238 rxvt_selection_check (this, 3); 1260 selection_check (3);
1239#ifdef RXVT_GRAPHICS
1240 rxvt_Gr_ClearScreen (this);
1241#endif
1242 row = 0; 1261 row = 0;
1243 num = TermWin.nrow; 1262 num = nrow;
1244 break; 1263 break;
1245 default: 1264 default:
1246 return; 1265 return;
1247 } 1266 }
1248 refresh_type |= REFRESH_BOUNDS; 1267
1249 if (selection.op && current_screen == selection.screen 1268 if (selection.op && current_screen == selection.screen
1250 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1269 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1251 || (selection.end.row >= row 1270 || (selection.end.row >= row
1252 && selection.end.row <= row + num))) 1271 && selection.end.row <= row + num)))
1253 CLEAR_SELECTION (this); 1272 CLEAR_SELECTION ();
1273
1254 if (row >= TermWin.nrow) /* Out Of Bounds */ 1274 if (row >= nrow) /* Out Of Bounds */
1255 return; 1275 return;
1256 MIN_IT(num, (TermWin.nrow - row)); 1276
1277 min_it (num, nrow - row);
1278
1257 if (rstyle & (RS_RVid | RS_Uline)) 1279 if (rstyle & (RS_RVid | RS_Uline))
1258 ren = (rend_t) ~RS_None; 1280 ren = (rend_t) ~RS_None;
1259 else if (GET_BASEBG(rstyle) == Color_bg) { 1281 else if (GET_BASEBG (rstyle) == Color_bg)
1282 {
1260 ren = DEFAULT_RSTYLE; 1283 ren = DEFAULT_RSTYLE;
1261 CLEAR_ROWS(row, num); 1284 CLEAR_ROWS (row, num);
1262 } else { 1285 }
1286 else
1287 {
1263 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1288 ren = rstyle & (RS_fgMask | RS_bgMask);
1264 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1289 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1265 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1290 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1266 ERASE_ROWS(row, num); 1291 ERASE_ROWS (row, num);
1267 gcvalue.foreground = PixColors[Color_fg]; 1292 gcvalue.foreground = pix_colors[Color_fg];
1268 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1293 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1269 } 1294 }
1295
1270 for (; num--; row++) { 1296 for (; num--; row++)
1271 scr_blank_screen_mem (screen.text, screen.rend,
1272 (unsigned int)(row + row_offset), rstyle);
1273 screen.tlen[row + row_offset] = 0;
1274 scr_blank_line (drawn_text[row], drawn_rend[row],
1275 (unsigned int)TermWin.ncol, ren);
1276 } 1297 {
1298 ROW (row).l = 0;
1299 scr_blank_screen_mem (ROW (row), rstyle);
1300 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1301 }
1277} 1302}
1303
1304#if ENABLE_FRILLS
1305void
1306rxvt_term::scr_erase_savelines ()
1307{
1308 want_refresh = 1;
1309 ZERO_SCROLLBACK ();
1310
1311 nsaved = 0;
1312}
1313#endif
1278 1314
1279/* ------------------------------------------------------------------------- */ 1315/* ------------------------------------------------------------------------- */
1280/* 1316/*
1281 * Fill the screen with `E's 1317 * Fill the screen with `E's
1282 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1318 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1283 */ 1319 */
1284/* EXTPROTO */
1285void 1320void
1286rxvt_scr_E(pR) 1321rxvt_term::scr_E ()
1287{ 1322{
1288 int i, j, k; 1323 rend_t fs;
1289 rend_t *r1, fs;
1290 1324
1291 R->want_refresh = 1; 1325 want_refresh = 1;
1292 R->num_scr_allow = 0;
1293 ZERO_SCROLLBACK(R); 1326 ZERO_SCROLLBACK ();
1327
1328 num_scr_allow = 0;
1294 rxvt_selection_check(aR_ 3); 1329 selection_check (3);
1295 1330
1296 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1331 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1297 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1332 for (int row = nrow; row--; )
1298 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1333 {
1299 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1334 line_t &line = ROW(row);
1300 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1335
1336 fill_text (line.t, 'E', ncol);
1337 rend_t *r1 = line.r;
1338
1339 for (int j = ncol; j--; )
1301 *r1++ = fs; 1340 *r1++ = fs;
1341
1342 line.l = ncol; /* make the `E's selectable */
1302 } 1343 }
1303} 1344}
1304 1345
1305/* ------------------------------------------------------------------------- */ 1346/* ------------------------------------------------------------------------- */
1306/* 1347/*
1307 * Insert/Delete <count> lines 1348 * Insert/Delete <count> lines
1308 */ 1349 */
1309/* EXTPROTO */
1310void 1350void
1311rxvt_scr_insdel_lines(pR_ int count, int insdel) 1351rxvt_term::scr_insdel_lines (int count, int insdel)
1312{ 1352{
1313 int end; 1353 int end;
1314 1354
1315 ZERO_SCROLLBACK(R); 1355 ZERO_SCROLLBACK ();
1316 1356
1317#ifdef RXVT_GRAPHICS
1318 if (rxvt_Gr_Displayed(aR))
1319 rxvt_Gr_scroll(aR_ 0);
1320#endif
1321
1322 rxvt_selection_check(aR_ 1); 1357 selection_check (1);
1323 1358
1324 if (R->screen.cur.row > R->screen.bscroll) 1359 if (screen.cur.row > screen.bscroll)
1360 return;
1361
1362 end = screen.bscroll - screen.cur.row + 1;
1363 if (count > end)
1364 {
1365 if (insdel == DELETE)
1325 return; 1366 return;
1326
1327 end = R->screen.bscroll - R->screen.cur.row + 1;
1328 if (count > end) {
1329 if (insdel == DELETE)
1330 return;
1331 else if (insdel == INSERT) 1367 else if (insdel == INSERT)
1332 count = end; 1368 count = end;
1333 } 1369 }
1334 R->screen.flags &= ~Screen_WrapNext;
1335 1370
1371 scr_do_wrap ();
1372
1336 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1373 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1337} 1374}
1338 1375
1339/* ------------------------------------------------------------------------- */ 1376/* ------------------------------------------------------------------------- */
1340/* 1377/*
1341 * Insert/Delete <count> characters from the current position 1378 * Insert/Delete <count> characters from the current position
1342 */ 1379 */
1343/* EXTPROTO */
1344void 1380void
1345rxvt_scr_insdel_chars(pR_ int count, int insdel) 1381rxvt_term::scr_insdel_chars (int count, int insdel)
1346{ 1382{
1347 int col, row; 1383 int col, row;
1348 rend_t tr; 1384 rend_t tr;
1349 text_t *stp;
1350 rend_t *srp;
1351 int16_t *slp;
1352 1385
1353 R->want_refresh = 1; 1386 want_refresh = 1;
1354 ZERO_SCROLLBACK(R); 1387 ZERO_SCROLLBACK ();
1355 1388
1356#ifdef RXVT_GRAPHICS
1357 if (rxvt_Gr_Displayed(aR))
1358 rxvt_Gr_scroll(aR_ 0);
1359#endif
1360
1361 if (count <= 0) 1389 if (count <= 0)
1362 return; 1390 return;
1363 1391
1392 scr_do_wrap ();
1393
1364 rxvt_selection_check(aR_ 1); 1394 selection_check (1);
1365 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1395 min_it (count, ncol - screen.cur.col);
1366 1396
1367 row = R->screen.cur.row + R->TermWin.saveLines; 1397 row = screen.cur.row;
1368 R->screen.flags &= ~Screen_WrapNext;
1369 1398
1370 stp = R->screen.text[row]; 1399 line_t *line = &ROW(row);
1371 srp = R->screen.rend[row]; 1400
1372 slp = &(R->screen.tlen[row]);
1373 switch (insdel) { 1401 switch (insdel)
1402 {
1374 case INSERT: 1403 case INSERT:
1375 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1404 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1376 col--) { 1405 {
1377 stp[col] = stp[col - count]; 1406 line->t[col] = line->t[col - count];
1378 srp[col] = srp[col - count]; 1407 line->r[col] = line->r[col - count];
1379 } 1408 }
1380 if (*slp != -1) { 1409
1410 if (!line->is_longer ())
1411 {
1381 *slp += count; 1412 line->l += count;
1382 MIN_IT(*slp, R->TermWin.ncol); 1413 min_it (line->l, ncol);
1383 } 1414 }
1415
1384 if (R->selection.op && R->current_screen == R->selection.screen 1416 if (selection.op && current_screen == selection.screen
1385 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1417 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1418 {
1386 if (R->selection.end.row != R->screen.cur.row 1419 if (selection.end.row != screen.cur.row
1387 || (R->selection.end.col + count >= R->TermWin.ncol)) 1420 || (selection.end.col + count >= ncol))
1388 CLEAR_SELECTION(R); 1421 CLEAR_SELECTION ();
1422 else
1389 else { /* shift selection */ 1423 { /* shift selection */
1390 R->selection.beg.col += count; 1424 selection.beg.col += count;
1391 R->selection.mark.col += count; /* XXX: yes? */ 1425 selection.mark.col += count; /* XXX: yes? */
1392 R->selection.end.col += count; 1426 selection.end.col += count;
1393 } 1427 }
1394 } 1428 }
1395 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1429
1396 (unsigned int)count, R->rstyle); 1430 scr_blank_line (*line, screen.cur.col, count, rstyle);
1397 break; 1431 break;
1432
1398 case ERASE: 1433 case ERASE:
1399 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1434 screen.cur.col += count; /* don't worry if > ncol */
1400 rxvt_selection_check(aR_ 1); 1435 selection_check (1);
1401 R->screen.cur.col -= count; 1436 screen.cur.col -= count;
1402 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1437 scr_blank_line (*line, screen.cur.col, count, rstyle);
1403 (unsigned int)count, R->rstyle);
1404 break; 1438 break;
1439
1405 case DELETE: 1440 case DELETE:
1406 tr = srp[R->TermWin.ncol - 1]
1407 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1441 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1442
1408 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) { 1443 for (col = screen.cur.col; (col + count) < ncol; col++)
1444 {
1409 stp[col] = stp[col + count]; 1445 line->t[col] = line->t[col + count];
1410 srp[col] = srp[col + count]; 1446 line->r[col] = line->r[col + count];
1447 }
1448
1449 scr_blank_line (*line, ncol - count, count, tr);
1450
1451 if (line->is_longer ()) /* break line continuation */
1452 line->l = ncol;
1411 } 1453
1412 R->scr_blank_line (&(stp[R->TermWin.ncol - count]), 1454 line->l = max (line->l - count, 0);
1413 &(srp[R->TermWin.ncol - count]), 1455
1414 (unsigned int)count, tr);
1415 if (*slp == -1) /* break line continuation */
1416 *slp = R->TermWin.ncol;
1417 *slp -= count;
1418 MAX_IT(*slp, 0);
1419 if (R->selection.op && R->current_screen == R->selection.screen 1456 if (selection.op && current_screen == selection.screen
1420 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1457 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1458 {
1421 if (R->selection.end.row != R->screen.cur.row 1459 if (selection.end.row != screen.cur.row
1422 || (R->screen.cur.col >= R->selection.beg.col - count) 1460 || (screen.cur.col >= selection.beg.col - count)
1423 || R->selection.end.col >= R->TermWin.ncol) 1461 || selection.end.col >= ncol)
1424 CLEAR_SELECTION(R); 1462 CLEAR_SELECTION ();
1425 else { 1463 else
1464 {
1426 /* shift selection */ 1465 /* shift selection */
1427 R->selection.beg.col -= count; 1466 selection.beg.col -= count;
1428 R->selection.mark.col -= count; /* XXX: yes? */ 1467 selection.mark.col -= count; /* XXX: yes? */
1429 R->selection.end.col -= count; 1468 selection.end.col -= count;
1430 } 1469 }
1431 } 1470 }
1471
1432 break; 1472 break;
1433 } 1473 }
1434} 1474}
1435 1475
1436/* ------------------------------------------------------------------------- */ 1476/* ------------------------------------------------------------------------- */
1437/* 1477/*
1438 * Set the scrolling region 1478 * Set the scrolling region
1439 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1479 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1440 */ 1480 */
1441/* EXTPROTO */
1442void 1481void
1443rxvt_scr_scroll_region(pR_ int top, int bot) 1482rxvt_term::scr_scroll_region (int top, int bot)
1444{ 1483{
1445 MAX_IT(top, 0); 1484 max_it (top, 0);
1446 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1485 min_it (bot, nrow - 1);
1486
1447 if (top > bot) 1487 if (top > bot)
1448 return; 1488 return;
1489
1449 R->screen.tscroll = top; 1490 screen.tscroll = top;
1450 R->screen.bscroll = bot; 1491 screen.bscroll = bot;
1451 rxvt_scr_gotorc(aR_ 0, 0, 0); 1492 scr_gotorc (0, 0, 0);
1452} 1493}
1453 1494
1454/* ------------------------------------------------------------------------- */ 1495/* ------------------------------------------------------------------------- */
1455/* 1496/*
1456 * Make the cursor visible/invisible 1497 * Make the cursor visible/invisible
1457 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1498 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1458 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1499 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1459 */ 1500 */
1460/* EXTPROTO */
1461void 1501void
1462rxvt_scr_cursor_visible(pR_ int mode) 1502rxvt_term::scr_cursor_visible (int mode)
1463{ 1503{
1464 R->want_refresh = 1; 1504 want_refresh = 1;
1505
1465 if (mode) 1506 if (mode)
1466 R->screen.flags |= Screen_VisibleCursor; 1507 screen.flags |= Screen_VisibleCursor;
1467 else 1508 else
1468 R->screen.flags &= ~Screen_VisibleCursor; 1509 screen.flags &= ~Screen_VisibleCursor;
1469} 1510}
1470 1511
1471/* ------------------------------------------------------------------------- */ 1512/* ------------------------------------------------------------------------- */
1472/* 1513/*
1473 * Set/unset automatic wrapping 1514 * Set/unset automatic wrapping
1474 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1515 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1475 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1516 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1476 */ 1517 */
1477/* EXTPROTO */
1478void 1518void
1479rxvt_scr_autowrap(pR_ int mode) 1519rxvt_term::scr_autowrap (int mode)
1480{ 1520{
1481 if (mode) 1521 if (mode)
1482 R->screen.flags |= Screen_Autowrap; 1522 screen.flags |= Screen_Autowrap;
1483 else 1523 else
1484 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1524 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1485} 1525}
1486 1526
1487/* ------------------------------------------------------------------------- */ 1527/* ------------------------------------------------------------------------- */
1488/* 1528/*
1489 * Set/unset margin origin mode 1529 * Set/unset margin origin mode
… …
1492 * Relative mode: line numbers are relative to top margin of scrolling region 1532 * Relative mode: line numbers are relative to top margin of scrolling region
1493 * and the cursor cannot be moved outside. 1533 * and the cursor cannot be moved outside.
1494 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1534 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1495 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1535 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1496 */ 1536 */
1497/* EXTPROTO */
1498void 1537void
1499rxvt_scr_relative_origin(pR_ int mode) 1538rxvt_term::scr_relative_origin (int mode)
1500{ 1539{
1501 if (mode) 1540 if (mode)
1502 R->screen.flags |= Screen_Relative; 1541 screen.flags |= Screen_Relative;
1503 else 1542 else
1504 R->screen.flags &= ~Screen_Relative; 1543 screen.flags &= ~Screen_Relative;
1544
1505 rxvt_scr_gotorc(aR_ 0, 0, 0); 1545 scr_gotorc (0, 0, 0);
1506} 1546}
1507 1547
1508/* ------------------------------------------------------------------------- */ 1548/* ------------------------------------------------------------------------- */
1509/* 1549/*
1510 * Set insert/replace mode 1550 * Set insert/replace mode
1511 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1551 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1512 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1552 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1513 */ 1553 */
1514/* EXTPROTO */
1515void 1554void
1516rxvt_scr_insert_mode(pR_ int mode) 1555rxvt_term::scr_insert_mode (int mode)
1517{ 1556{
1518 if (mode) 1557 if (mode)
1519 R->screen.flags |= Screen_Insert; 1558 screen.flags |= Screen_Insert;
1520 else 1559 else
1521 R->screen.flags &= ~Screen_Insert; 1560 screen.flags &= ~Screen_Insert;
1522} 1561}
1523 1562
1524/* ------------------------------------------------------------------------- */ 1563/* ------------------------------------------------------------------------- */
1525/* 1564/*
1526 * Set/Unset tabs 1565 * Set/Unset tabs
1527 * XTERM_SEQ: Set tab at current column : ESC H 1566 * XTERM_SEQ: Set tab at current column : ESC H
1528 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1567 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1529 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1568 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1530 */ 1569 */
1531/* EXTPROTO */
1532void 1570void
1533rxvt_scr_set_tab(pR_ int mode) 1571rxvt_term::scr_set_tab (int mode)
1534{ 1572{
1535 if (mode < 0) 1573 if (mode < 0)
1536 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1574 memset (tabs, 0, ncol * sizeof (char));
1537 else if (R->screen.cur.col < R->TermWin.ncol) 1575 else if (screen.cur.col < ncol)
1538 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1576 tabs[screen.cur.col] = (mode ? 1 : 0);
1539} 1577}
1540 1578
1541/* ------------------------------------------------------------------------- */ 1579/* ------------------------------------------------------------------------- */
1542/* 1580/*
1543 * Set reverse/normal video 1581 * Set reverse/normal video
1544 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1582 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1545 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1583 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1546 */ 1584 */
1547/* EXTPROTO */
1548void 1585void
1549rxvt_scr_rvideo_mode(pR_ int mode) 1586rxvt_term::scr_rvideo_mode (int mode)
1550{ 1587{
1551 XGCValues gcvalue; 1588 XGCValues gcvalue;
1552 1589
1553 if (R->rvideo != mode) { 1590 if (rvideo != mode)
1591 {
1554 R->rvideo = mode; 1592 rvideo = mode;
1555 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1593 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1556#if defined(XPM_BACKGROUND) 1594#if XPM_BACKGROUND
1557 if (R->bgPixmap.pixmap == None) 1595 if (bgPixmap.pixmap == None)
1558#endif 1596#endif
1559#if defined(TRANSPARENT) 1597#if TRANSPARENT
1560 if (!(R->Options & Opt_transparent) || R->am_transparent == 0) 1598 if (! OPTION (Opt_transparent) || am_transparent == 0)
1561#endif 1599#endif
1562 XSetWindowBackground(R->Xdisplay, R->TermWin.vt, 1600 XSetWindowBackground (display->display, vt,
1563 R->PixColors[Color_bg]); 1601 pix_colors[Color_bg]);
1564 1602
1565 gcvalue.foreground = R->PixColors[Color_fg]; 1603 gcvalue.foreground = pix_colors[Color_fg];
1566 gcvalue.background = R->PixColors[Color_bg]; 1604 gcvalue.background = pix_colors[Color_bg];
1567 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1605 XChangeGC (display->display, gc, GCBackground | GCForeground,
1568 &gcvalue); 1606 &gcvalue);
1569 R->scr_clear (); 1607 scr_clear ();
1570 R->scr_touch (true); 1608 scr_touch (true);
1571 } 1609 }
1572} 1610}
1573 1611
1574/* ------------------------------------------------------------------------- */ 1612/* ------------------------------------------------------------------------- */
1575/* 1613/*
1576 * Report current cursor position 1614 * Report current cursor position
1577 * XTERM_SEQ: Report position: ESC [ 6 n 1615 * XTERM_SEQ: Report position: ESC [ 6 n
1578 */ 1616 */
1579/* EXTPROTO */
1580void 1617void
1581rxvt_scr_report_position(pR) 1618rxvt_term::scr_report_position ()
1582{ 1619{
1583 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1620 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1584} 1621}
1585 1622
1586/* ------------------------------------------------------------------------- * 1623/* ------------------------------------------------------------------------- *
1587 * FONTS * 1624 * FONTS *
1588 * ------------------------------------------------------------------------- */ 1625 * ------------------------------------------------------------------------- */
1589 1626
1590/* 1627/*
1591 * Set font style 1628 * Set font style
1592 */ 1629 */
1593/* INTPROTO */
1594void 1630void
1595rxvt_set_font_style(pR) 1631rxvt_term::set_font_style ()
1596{ 1632{
1597 switch (R->charsets[R->screen.charset]) { 1633 switch (charsets[screen.charset])
1634 {
1598 case '0': /* DEC Special Character & Line Drawing Set */ 1635 case '0': /* DEC Special Character & Line Drawing Set */
1599 break; 1636 break;
1600 case 'A': /* United Kingdom (UK) */ 1637 case 'A': /* United Kingdom (UK) */
1601 break; 1638 break;
1602 case 'B': /* United States (USASCII) */ 1639 case 'B': /* United States (USASCII) */
1603 break; 1640 break;
1604 case '<': /* Multinational character set */ 1641 case '<': /* Multinational character set */
1605 break; 1642 break;
1606 case '5': /* Finnish character set */ 1643 case '5': /* Finnish character set */
1607 break; 1644 break;
1608 case 'C': /* Finnish character set */ 1645 case 'C': /* Finnish character set */
1609 break; 1646 break;
1610 case 'K': /* German character set */ 1647 case 'K': /* German character set */
1611 break; 1648 break;
1612 } 1649 }
1613} 1650}
1614 1651
1615/* ------------------------------------------------------------------------- */ 1652/* ------------------------------------------------------------------------- */
… …
1618 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1655 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1619 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1656 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1620 * XTERM_SEQ: Invoke G2 character set: ESC N 1657 * XTERM_SEQ: Invoke G2 character set: ESC N
1621 * XTERM_SEQ: Invoke G3 character set: ESC O 1658 * XTERM_SEQ: Invoke G3 character set: ESC O
1622 */ 1659 */
1623/* EXTPROTO */
1624void 1660void
1625rxvt_scr_charset_choose(pR_ int set) 1661rxvt_term::scr_charset_choose (int set)
1626{ 1662{
1627 R->screen.charset = set; 1663 screen.charset = set;
1628 rxvt_set_font_style(aR); 1664 set_font_style ();
1629} 1665}
1630 1666
1631/* ------------------------------------------------------------------------- */ 1667/* ------------------------------------------------------------------------- */
1632/* 1668/*
1633 * Set a font 1669 * Set a font
… …
1635 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1671 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1636 * XTERM_SEQ: Set G2 character set: ESC * <C> 1672 * XTERM_SEQ: Set G2 character set: ESC * <C>
1637 * XTERM_SEQ: Set G3 character set: ESC + <C> 1673 * XTERM_SEQ: Set G3 character set: ESC + <C>
1638 * See set_font_style for possible values for <C> 1674 * See set_font_style for possible values for <C>
1639 */ 1675 */
1640/* EXTPROTO */
1641void 1676void
1642rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1677rxvt_term::scr_charset_set (int set, unsigned int ch)
1643{ 1678{
1644 R->charsets[set] = (unsigned char)ch; 1679 charsets[set] = (unsigned char)ch;
1645 rxvt_set_font_style(aR); 1680 set_font_style ();
1646} 1681}
1647 1682
1648 1683
1649/* ------------------------------------------------------------------------- * 1684/* ------------------------------------------------------------------------- *
1650 * MAJOR SCREEN MANIPULATION * 1685 * MAJOR SCREEN MANIPULATION *
1651 * ------------------------------------------------------------------------- */ 1686 * ------------------------------------------------------------------------- */
1652 1687
1653/* 1688/*
1689 * refresh matching text.
1690 */
1691bool
1692rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1693{
1694 bool found = false;
1695
1696 for (int i = 0; i < nrow; i++)
1697 {
1698 int col = 0;
1699 rend_t *drp = drawn_buf[i].r;
1700
1701 for (; col < ncol; col++, drp++)
1702 if ((*drp & mask) == value)
1703 {
1704 found = true;
1705 *drp = ~value;
1706 }
1707 }
1708
1709 return found;
1710}
1711
1712/*
1654 * Refresh an area 1713 * Refresh an area
1655 */ 1714 */
1656enum { 1715enum {
1657 PART_BEG = 0, 1716 PART_BEG = 0,
1658 PART_END, 1717 PART_END,
1659 RC_COUNT 1718 RC_COUNT
1660}; 1719};
1661 1720
1662void 1721void
1663rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1722rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1664{ 1723{
1665 int i; 1724 int i;
1666 row_col_t rc[RC_COUNT]; 1725 row_col_t rc[RC_COUNT];
1667 1726
1668 if (drawn_text == NULL) /* sanity check */ 1727 if (!drawn_buf) /* sanity check */
1669 return; 1728 return;
1670 1729
1671#ifdef DEBUG_STRICT 1730#ifndef NO_SLOW_LINK_SUPPORT
1672 x = max(x, (int)TermWin.int_bwidth); 1731 if (refresh_type == FAST_REFRESH && !display->is_local)
1673 x = min(x, (int)TermWin.width); 1732 {
1674 y = max(y, (int)TermWin.int_bwidth); 1733 y = 0;
1675 y = min(y, (int)TermWin.height); 1734 eheight = height;
1735 }
1676#endif 1736#endif
1677 1737
1678/* round down */ 1738 /* round down */
1679 rc[PART_BEG].col = Pixel2Col(x); 1739 rc[PART_BEG].col = Pixel2Col (x);
1680 rc[PART_BEG].row = Pixel2Row(y); 1740 rc[PART_BEG].row = Pixel2Row (y);
1681/* round up */ 1741 /* round up */
1682 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1742 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1683 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1743 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1684 1744
1685/* sanity checks */ 1745 /* sanity checks */
1686 for (i = PART_BEG; i < RC_COUNT; i++) 1746 for (i = PART_BEG; i < RC_COUNT; i++)
1687 { 1747 {
1688 MIN_IT(rc[i].col, TermWin.ncol - 1); 1748 min_it (rc[i].col, ncol - 1);
1689 MIN_IT(rc[i].row, TermWin.nrow - 1); 1749 min_it (rc[i].row, nrow - 1);
1690 } 1750 }
1691
1692 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1693 1751
1694 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1752 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1695 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1753 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1696 (rc[PART_END].col - rc[PART_BEG].col + 1));
1697 1754
1698 if (refresh) 1755 if (refresh)
1699 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1756 scr_refresh (SLOW_REFRESH);
1700} 1757}
1701 1758
1702/* ------------------------------------------------------------------------- */ 1759/* ------------------------------------------------------------------------- */
1703/* 1760/*
1704 * Refresh the entire screen 1761 * Refresh the entire screen
1705 */ 1762 */
1706void 1763void
1707rxvt_term::scr_touch (bool refresh) 1764rxvt_term::scr_touch (bool refresh)
1708{ 1765{
1709 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1766 scr_expose (0, 0, width, height, refresh);
1710} 1767}
1711 1768
1712/* ------------------------------------------------------------------------- */ 1769/* ------------------------------------------------------------------------- */
1713/* 1770/*
1714 * Move the display so that the line represented by scrollbar value Y is at 1771 * Move the display so that the line represented by scrollbar value Y is at
1715 * the top of the screen 1772 * the top of the screen
1716 */ 1773 */
1717/* EXTPROTO */
1718int 1774int
1719rxvt_scr_move_to(pR_ int y, int len) 1775rxvt_term::scr_move_to (int y, int len)
1720{ 1776{
1721 long p = 0; 1777 long p = 0;
1722 uint16_t oldviewstart; 1778 unsigned int oldviewstart;
1723 1779
1724 oldviewstart = R->TermWin.view_start; 1780 oldviewstart = view_start;
1781
1725 if (y < len) { 1782 if (y < len)
1726 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len; 1783 {
1784 p = (nrow + nsaved) * (len - y) / len;
1727 p -= (long)(R->TermWin.nrow - 1); 1785 p -= (long) (nrow - 1);
1728 p = max(p, 0); 1786 p = max (p, 0);
1729 } 1787 }
1730 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1731 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1732 1788
1789 view_start = (unsigned int)min (p, nsaved);
1790
1733 return rxvt_scr_changeview(aR_ oldviewstart); 1791 return scr_changeview (oldviewstart);
1734} 1792}
1735 1793
1736/* ------------------------------------------------------------------------- */ 1794/* ------------------------------------------------------------------------- */
1737/* 1795/*
1738 * Page the screen up/down nlines 1796 * Page the screen up/down nlines
1739 * direction should be UP or DN 1797 * direction should be UP or DN
1740 */ 1798 */
1741/* EXTPROTO */
1742int 1799int
1743rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1800rxvt_term::scr_page (enum page_dirn direction, int nlines)
1744{ 1801{
1745 int n; 1802 int n;
1746 uint16_t oldviewstart; 1803 unsigned int oldviewstart;
1747 1804
1748 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1749#ifdef DEBUG_STRICT
1750 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1751#endif
1752 oldviewstart = R->TermWin.view_start; 1805 oldviewstart = view_start;
1806
1753 if (direction == UP) { 1807 if (direction == UP)
1808 {
1754 n = R->TermWin.view_start + nlines; 1809 n = view_start + nlines;
1755 R->TermWin.view_start = min(n, R->TermWin.nscrolled); 1810 view_start = min (n, nsaved);
1756 } else { 1811 }
1812 else
1813 {
1757 n = R->TermWin.view_start - nlines; 1814 n = view_start - nlines;
1758 R->TermWin.view_start = max(n, 0); 1815 view_start = max (n, 0);
1759 } 1816 }
1817
1760 return rxvt_scr_changeview(aR_ oldviewstart); 1818 return scr_changeview (oldviewstart);
1761} 1819}
1762 1820
1763/* INTPROTO */
1764int 1821int
1765rxvt_scr_changeview(pR_ uint16_t oldviewstart) 1822rxvt_term::scr_changeview (unsigned int oldviewstart)
1766{ 1823{
1767 if (R->TermWin.view_start != oldviewstart) { 1824 if (view_start != oldviewstart)
1825 {
1768 R->want_refresh = 1; 1826 want_refresh = 1;
1769#ifdef RXVT_GRAPHICS
1770 if (rxvt_Gr_Displayed(aR))
1771 rxvt_Gr_scroll(aR_ 0);
1772#endif
1773 R->num_scr -= (R->TermWin.view_start - oldviewstart); 1827 num_scr -= (view_start - oldviewstart);
1774 } 1828 }
1829
1775 return (int)(R->TermWin.view_start - oldviewstart); 1830 return (int) (view_start - oldviewstart);
1776} 1831}
1777 1832
1778/* ------------------------------------------------------------------------- */ 1833/* ------------------------------------------------------------------------- */
1779/* EXTPROTO */
1780void 1834void
1781rxvt_scr_bell(pR) 1835rxvt_term::scr_bell ()
1782{ 1836{
1783#ifndef NO_BELL 1837#ifndef NO_BELL
1838
1784# ifndef NO_MAPALERT 1839# ifndef NO_MAPALERT
1785# ifdef MAPALERT_OPTION 1840# ifdef MAPALERT_OPTION
1786 if (R->Options & Opt_mapAlert) 1841 if (OPTION (Opt_mapAlert))
1787# endif 1842# endif
1788 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1843 XMapWindow (display->display, parent[0]);
1789# endif 1844# endif
1790 if (R->Options & Opt_visualBell) { 1845
1846 if (OPTION (Opt_visualBell))
1847 {
1791 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1848 scr_rvideo_mode (!rvideo); /* refresh also done */
1849 rxvt_usleep (VISUAL_BELL_DURATION);
1792 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1850 scr_rvideo_mode (!rvideo); /* refresh also done */
1851 }
1793 } else 1852 else
1794 XBell(R->Xdisplay, 0); 1853 XBell (display->display, 0);
1854
1795#endif 1855#endif
1796} 1856}
1797 1857
1798/* ------------------------------------------------------------------------- */ 1858/* ------------------------------------------------------------------------- */
1799/* ARGSUSED */ 1859/* ARGSUSED */
1800/* EXTPROTO */
1801void 1860void
1802rxvt_scr_printscreen(pR_ int fullhist) 1861rxvt_term::scr_printscreen (int fullhist)
1803{ 1862{
1804#ifdef PRINTPIPE 1863#ifdef PRINTPIPE
1805 int i, r1, nrows, row_offset; 1864 int nrows, row_start;
1806 text_t *t; 1865 FILE *fd;
1807 FILE *fd;
1808 1866
1809 if ((fd = rxvt_popen_printer(aR)) == NULL) 1867 if ((fd = popen_printer ()) == NULL)
1810 return; 1868 return;
1811 nrows = R->TermWin.nrow; 1869
1812 row_offset = R->TermWin.saveLines;
1813 if (!fullhist) 1870 if (fullhist)
1814 row_offset -= R->TermWin.view_start;
1815 else {
1816 nrows += R->TermWin.nscrolled;
1817 row_offset -= R->TermWin.nscrolled;
1818 } 1871 {
1872 nrows = nrow + nsaved;
1873 row_start = -nsaved;
1874 }
1875 else
1876 {
1877 nrows = nrow;
1878 row_start = -view_start;
1879 }
1819 1880
1881 wctomb (0, 0);
1882
1820 for (r1 = 0; r1 < nrows; r1++) { 1883 for (int r1 = 0; r1 < nrows; r1++)
1821 t = R->screen.text[r1 + row_offset];
1822 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1823 if (!isspace(t[i]))
1824 break;
1825 fprintf(fd, "%.*s\n", (i + 1), t);
1826 } 1884 {
1885 text_t *tp = ROW(r1).t;
1886 int len = ROW(r1).l;
1887
1888 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1889 {
1890 char mb[MB_LEN_MAX];
1891 text_t t = *tp++;
1892 if (t == NOCHAR)
1893 continue;
1894
1895 len = wctomb (mb, t);
1896
1897 if (len <= 0)
1898 {
1899 mb[0] = ' ';
1900 len = 1;
1901 }
1902
1903 fwrite (mb, 1, len, fd);
1904 }
1905
1906 fputc ('\n', fd);
1907 }
1908
1827 rxvt_pclose_printer(fd); 1909 pclose_printer (fd);
1828#endif 1910#endif
1829} 1911}
1830 1912
1831/* ------------------------------------------------------------------------- */ 1913/* ------------------------------------------------------------------------- */
1832/* 1914/*
1833 * Refresh the screen 1915 * Refresh the screen
1834 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1916 * drawn_text/drawn_rend contain the screen information before the update.
1835 * R->screen.text/R->screen.rend contain what the screen will change to. 1917 * screen.text/screen.rend contain what the screen will change to.
1836 */ 1918 */
1837
1838#define FONT_WIDTH(X, Y) \
1839 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1840#define FONT_RBEAR(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1842#define FONT_LBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1844#define IS_FONT_CHAR(X, Y) \
1845 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1846
1847void 1919void
1848rxvt_term::scr_refresh (unsigned char refresh_type) 1920rxvt_term::scr_refresh (unsigned char refresh_type)
1849{ 1921{
1850 unsigned char clearfirst, /* first character writes before cell */
1851 clearlast, /* last character writes beyond cell */
1852 must_clear, /* use draw_string not draw_image_string */ 1922 unsigned char must_clear, /* use draw_string not draw_image_string */
1853 rvid, /* reverse video this position */
1854 showcursor; /* show the cursor */ 1923 showcursor; /* show the cursor */
1855 int16_t col, row, /* column/row we're processing */ 1924 int16_t col, row, /* column/row we're processing */
1856 ocrow; /* old cursor row */ 1925 ocrow; /* old cursor row */
1857 int cursorwidth;
1858 int i, /* tmp */ 1926 int i; /* tmp */
1859 row_offset; /* basic offset in screen structure */
1860#ifndef NO_CURSORCOLOR 1927#ifndef NO_CURSORCOLOR
1861 rend_t cc1; /* store colours at cursor position(s) */ 1928 rend_t cc1; /* store colours at cursor position (s) */
1862 rend_t cc2; /* store colours at cursor position(s) */
1863#endif 1929#endif
1864 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1930 rend_t *crp; // cursor rendition pointer
1865 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1866 1931
1932 want_refresh = 0; /* screen is current */
1933
1867 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1934 if (refresh_type == NO_REFRESH || !mapped)
1868 return; 1935 return;
1869 1936
1870 /* 1937 /*
1871 * A: set up vars 1938 * A: set up vars
1872 */ 1939 */
1873 clearfirst = clearlast = must_clear = 0; 1940 must_clear = 0;
1941 refresh_count = 0;
1874 1942
1875 if (currmaxcol < TermWin.ncol) 1943#if XPM_BACKGROUND
1944 must_clear |= bgPixmap.pixmap != None;
1945#endif
1946#if TRANSPARENT
1947 must_clear |= OPTION (Opt_transparent) && am_transparent;
1948#endif
1949 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1950
1951 /*
1952 * B: reverse any characters which are selected
1953 */
1954 scr_reverse_selection ();
1955
1956 /*
1957 * C: set the cursor character (s)
1958 */
1959 {
1960 unsigned char setoldcursor;
1961 rend_t ccol1, /* Cursor colour */
1962 ccol2; /* Cursor colour2 */
1963
1964 showcursor = (screen.flags & Screen_VisibleCursor);
1965#ifdef CURSOR_BLINK
1966 if (hidden_cursor)
1967 showcursor = 0;
1968#endif
1969
1970 if (showcursor)
1876 { 1971 {
1877 currmaxcol = TermWin.ncol; 1972 int col = screen.cur.col;
1878 buffer = (char *)rxvt_realloc (buffer,
1879 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1880 }
1881 1973
1882 refresh_count = 0; 1974 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1975 col--;
1883 1976
1884 row_offset = TermWin.saveLines - TermWin.view_start; 1977 crp = &ROW(screen.cur.row).r[col];
1885 1978
1886 if ((refresh_type & REFRESH_BOUNDS))
1887 {
1888 clearfirst = clearlast = 1;
1889 refresh_type &= ~REFRESH_BOUNDS;
1890 }
1891
1892#if defined(XPM_BACKGROUND)
1893 must_clear |= (bgPixmap.pixmap != None);
1894#endif
1895#if defined(TRANSPARENT)
1896 must_clear |= ((Options & Opt_transparent) && am_transparent);
1897#endif
1898 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1899
1900 /*
1901 * B: reverse any characters which are selected
1902 */
1903 rxvt_scr_reverse_selection (this);
1904
1905 /*
1906 * C: set the cursor character(s)
1907 */
1908 {
1909 unsigned char setoldcursor;
1910 rend_t ccol1, /* Cursor colour */
1911 ccol2; /* Cursor colour2 */
1912
1913 showcursor = (screen.flags & Screen_VisibleCursor);
1914 cursorwidth = 0;
1915#ifdef CURSOR_BLINK
1916 if (hidden_cursor)
1917 showcursor = 0;
1918#endif
1919
1920 cursorwidth = 0;
1921
1922 if (showcursor) 1979 if (showcursor && focus)
1923 { 1980 {
1924 cursorwidth++; 1981 if (OPTION (Opt_cursorUnderline))
1925 1982 *crp ^= RS_Uline;
1926 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 1983 else
1927 [screen.cur.col]);
1928
1929 if (showcursor && TermWin.focus)
1930 { 1984 {
1931 *srp ^= RS_RVid; 1985 *crp ^= RS_RVid;
1986
1932#ifndef NO_CURSORCOLOR 1987#ifndef NO_CURSORCOLOR
1933 cc1 = *srp & (RS_fgMask | RS_bgMask); 1988 cc1 = *crp & (RS_fgMask | RS_bgMask);
1934 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 1989 if (ISSET_PIXCOLOR (Color_cursor))
1935 ccol1 = Color_cursor; 1990 ccol1 = Color_cursor;
1936 else 1991 else
1937#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 1992#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1938 ccol1 = GET_FGCOLOR(rstyle); 1993 ccol1 = fgcolor_of (rstyle);
1939#else 1994#else
1940 ccol1 = Color_fg; 1995 ccol1 = Color_fg;
1941#endif 1996#endif
1942 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 1997 if (ISSET_PIXCOLOR (Color_cursor2))
1943 ccol2 = Color_cursor2; 1998 ccol2 = Color_cursor2;
1944 else 1999 else
1945#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2000#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1946 ccol2 = GET_BGCOLOR(rstyle); 2001 ccol2 = bgcolor_of (rstyle);
1947#else 2002#else
1948 ccol2 = Color_bg; 2003 ccol2 = Color_bg;
1949#endif 2004#endif
1950 *srp = SET_FGCOLOR(*srp, ccol1); 2005 *crp = SET_FGCOLOR (*crp, ccol1);
1951 *srp = SET_BGCOLOR(*srp, ccol2); 2006 *crp = SET_BGCOLOR (*crp, ccol2);
1952#endif 2007#endif
1953 }
1954 }
1955
1956 /* make sure no outline cursor is left around */
1957 setoldcursor = 0;
1958 if (ocrow != -1) {
1959 if (screen.cur.row + TermWin.view_start != ocrow
1960 || screen.cur.col != oldcursor.col) {
1961 if (ocrow < TermWin.nrow
1962 && oldcursor.col < TermWin.ncol) {
1963 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
1964 } 2008 }
1965 if (TermWin.focus || !showcursor)
1966 oldcursor.row = -1;
1967 else
1968 setoldcursor = 1;
1969 }
1970 } else if (!TermWin.focus)
1971 setoldcursor = 1;
1972 if (setoldcursor) {
1973 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
1974 oldcursor.row = -1;
1975 else {
1976 oldcursor.row = screen.cur.row + TermWin.view_start;
1977 oldcursor.col = screen.cur.col;
1978 } 2009 }
1979 } 2010 }
2011
2012 /* make sure no outline cursor is left around */
2013 setoldcursor = 0;
2014 if (ocrow != -1)
2015 {
2016 if (screen.cur.row + view_start != ocrow
2017 || screen.cur.col != oldcursor.col)
2018 {
2019 if (ocrow < nrow
2020 && oldcursor.col < ncol)
2021 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2022
2023 if (focus || !showcursor)
2024 oldcursor.row = -1;
2025 else
2026 setoldcursor = 1;
2027 }
1980 } 2028 }
2029 else if (!focus)
2030 setoldcursor = 1;
2031
2032 if (setoldcursor)
2033 {
2034 if (screen.cur.row + view_start >= nrow)
2035 oldcursor.row = -1;
2036 else
2037 {
2038 oldcursor.row = screen.cur.row + view_start;
2039 oldcursor.col = screen.cur.col;
2040 }
2041 }
2042 }
2043
2044#if ENABLE_OVERLAY
2045 scr_swap_overlay ();
2046#endif
1981 2047
1982#ifndef NO_SLOW_LINK_SUPPORT 2048#ifndef NO_SLOW_LINK_SUPPORT
1983 /* 2049 /*
1984 * D: CopyArea pass - very useful for slower links 2050 * D: CopyArea pass - very useful for slower links
1985 * This has been deliberately kept simple. 2051 * This has been deliberately kept simple.
1986 */ 2052 */
1987 i = num_scr; 2053 i = num_scr;
2054 if (!display->is_local
1988 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2055 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1989 && abs(i) < TermWin.nrow && !must_clear) 2056 && abs (num_scr) < nrow && !must_clear)
1990 { 2057 {
1991 int16_t nits; 2058 int16_t nits;
1992 int j; 2059 int j;
1993 rend_t *drp2; 2060 int len, wlen;
1994 text_t *dtp2;
1995 int len, wlen;
1996 2061
1997 j = TermWin.nrow; 2062 j = nrow;
1998 wlen = len = -1; 2063 wlen = len = -1;
1999 row = i > 0 ? 0 : j - 1; 2064 row = i > 0 ? 0 : j - 1;
2000 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2065 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2001 { 2066 {
2002 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2067 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2003 { 2068 {
2004 stp = screen.text[row + row_offset]; 2069 line_t s = ROW(row - view_start);
2005 srp = screen.rend[row + row_offset];
2006 dtp = drawn_text[row]; 2070 line_t d = drawn_buf[row];
2007 dtp2 = drawn_text[row + i]; 2071 line_t d2 = drawn_buf[row + i];
2008 drp = drawn_rend[row];
2009 drp2 = drawn_rend[row + i];
2010 2072
2011 for (nits = 0, col = TermWin.ncol; col--; ) 2073 for (nits = 0, col = ncol; col--; )
2012 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2074 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2013 nits--; 2075 nits--;
2014 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2076 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2015 nits++; 2077 nits++;
2016 2078
2017 if (nits > 8) /* XXX: arbitrary choice */ 2079 if (nits > 8) /* XXX: arbitrary choice */
2080 {
2081 for (col = ncol; col--; )
2018 { 2082 {
2019 for (col = TermWin.ncol; col--; ) 2083 *d.t++ = *d2.t++;
2084 *d.r++ = *d2.r++;
2085 }
2086
2087 if (len == -1)
2088 len = row;
2089
2090 wlen = row;
2091 continue;
2092 }
2093 }
2094
2095 if (len != -1)
2096 {
2097 /* also comes here at end if needed because of >= above */
2098 if (wlen < len)
2099 ::swap (wlen, len);
2100
2101 XCopyArea (display->display, vt, vt,
2102 gc, 0, Row2Pixel (len + i),
2103 (unsigned int)TermWin_TotalWidth (),
2104 (unsigned int)Height2Pixel (wlen - len + 1),
2105 0, Row2Pixel (len));
2106 len = -1;
2107 }
2108 }
2109 }
2110#endif
2111
2112 /*
2113 * E: main pass across every character
2114 */
2115 for (row = 0; row < nrow; row++)
2116 {
2117 text_t *stp = ROW(row - view_start).t;
2118 rend_t *srp = ROW(row - view_start).r;
2119 text_t *dtp = drawn_buf[row].t;
2120 rend_t *drp = drawn_buf[row].r;
2121
2122 /*
2123 * E2: OK, now the real pass
2124 */
2125 int ypixel = (int)Row2Pixel (row);
2126
2127 for (col = 0; col < ncol; col++)
2128 {
2129 /* compare new text with old - if exactly the same then continue */
2130 if (stp[col] == dtp[col] /* Must match characters to skip. */
2131 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2132 || (stp[col] == ' ' /* space w/ no background change */
2133 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2134 continue;
2135
2136 // redraw one or more characters
2137
2138 // seek to the beginning of wide characters
2139 while (stp[col] == NOCHAR && col > 0)
2140 --col;
2141
2142 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2143 text_t *text = stp + col;
2144 int count = 1;
2145
2146 dtp[col] = stp[col];
2147 drp[col] = rend;
2148
2149 int xpixel = Col2Pixel (col);
2150
2151 for (i = 0; ++col < ncol; )
2152 {
2153 if (stp[col] == NOCHAR)
2154 {
2155 dtp[col] = stp[col];
2156 drp[col] = rend;
2157 count++;
2158 i++;
2159
2160 continue;
2161 }
2162
2163 if (!RS_SAME (rend, srp[col]))
2164 break;
2165
2166 count++;
2167
2168 if (stp[col] != dtp[col]
2169 || !RS_SAME (srp[col], drp[col]))
2170 {
2171 if (must_clear && (i++ > count / 2))
2172 break;
2173
2174 dtp[col] = stp[col];
2175 drp[col] = rend;
2176 i = 0;
2177 }
2178 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2179 break;
2180 }
2181
2182 col--; /* went one too far. move back */
2183 count -= i; /* dump any matching trailing chars */
2184
2185 // sometimes we optimize away the trailing NOCHAR's, add them back
2186 while (i && text[count] == NOCHAR)
2187 count++, i--;
2188
2189 /*
2190 * Determine the attributes for the string
2191 */
2192 int fore = fgcolor_of (rend); // desired foreground
2193 int back = bgcolor_of (rend); // desired background
2194
2195 // only do special processing if any attributes are set, which is unlikely
2196 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2197 {
2198#if ENABLE_STYLES
2199 // force redraw after "careful" characters to avoid pixel droppings
2200 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2201 drp[col + 1] = ~srp[col + 1];
2202
2203 // include previous careful character(s) if possible, looks nicer (best effort...)
2204 while (text > stp
2205 && srp[text - stp - 1] & RS_Careful
2206 && RS_SAME (rend, srp[text - stp - 1]))
2207 text--, count++, xpixel -= fwidth;
2208#endif
2209
2210 bool invert = rend & RS_RVid;
2211
2212#ifndef NO_BOLD_UNDERLINE_REVERSE
2213 if (rend & RS_Bold
2214 && fore == Color_fg)
2215 {
2216 if (ISSET_PIXCOLOR (Color_BD))
2217 fore = Color_BD;
2218# if !ENABLE_STYLES
2219 else
2220 invert = !invert;
2221# endif
2222 }
2223
2224 if (rend & RS_Italic
2225 && fore == Color_fg)
2226 {
2227 if (ISSET_PIXCOLOR (Color_IT))
2228 fore = Color_IT;
2229# if !ENABLE_STYLES
2230 else
2231 invert = !invert;
2232# endif
2233 }
2234
2235 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2236 fore = Color_UL;
2237#endif
2238
2239 if (invert)
2240 {
2241 ::swap (fore, back);
2242
2243#ifndef NO_BOLD_UNDERLINE_REVERSE
2244 if (ISSET_PIXCOLOR (Color_RV))
2245 back = Color_RV;
2246
2247 if (fore == back)
2248 {
2249 fore = Color_bg;
2250 back = Color_fg;
2251 }
2252#endif
2253 }
2254
2255#ifdef TEXT_BLINK
2256 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2257 {
2258 if (!text_blink_ev.active)
2259 {
2260 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2261 hidden_text = 0;
2262 }
2263 else if (hidden_text)
2264 fore = back;
2265 }
2266#endif
2267 }
2268
2269 /*
2270 * Actually do the drawing of the string here
2271 */
2272 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2273
2274 if (back == fore)
2275 font->clear_rect (*drawable, xpixel, ypixel,
2276 fwidth * count, fheight,
2277 back);
2278 else if (back == Color_bg)
2279 {
2280 if (must_clear)
2281 {
2282 CLEAR_CHARS (xpixel, ypixel, count);
2283
2284 for (i = 0; i < count; i++) /* don't draw empty strings */
2285 if (text[i] != ' ')
2020 { 2286 {
2021 *dtp++ = *dtp2++; 2287 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2022 *drp++ = *drp2++; 2288 break;
2023 } 2289 }
2024
2025 if (len == -1)
2026 len = row;
2027
2028 wlen = row;
2029 continue;
2030 } 2290 }
2031 }
2032
2033 if (len != -1)
2034 {
2035 /* also comes here at end if needed because of >= above */
2036 if (wlen < len)
2037 SWAP_IT(wlen, len, int);
2038
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2041 TermWin.gc, 0, Row2Pixel (len + i),
2042 (unsigned int)TermWin_TotalWidth (),
2043 (unsigned int)Height2Pixel (wlen - len + 1),
2044 0, Row2Pixel (len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051 /*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < TermWin.nrow; row++)
2055 {
2056 stp = screen.text[row + row_offset];
2057 srp = screen.rend[row + row_offset];
2058 dtp = drawn_text[row];
2059 drp = drawn_rend[row];
2060
2061 /*
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < TermWin.ncol; col++)
2067 {
2068 /* compare new text with old - if exactly the same then continue */
2069 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2070
2071 if (stp[col] == dtp[col] /* Must match characters to skip. */
2072 && (rend == drp[col] /* Either rendition the same or */
2073 || (stp[col] == ' ' /* space w/ no background change */
2074 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2075 continue;
2076
2077 text_t *text = stp + col;
2078 int count = 1;
2079
2080 /* redraw one or more characters */
2081
2082 dtp[col] = stp[col];
2083 drp[col] = rend;
2084
2085 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2086 continue;
2087
2088 int xpixel = Col2Pixel(col);
2089
2090 // this loop looks very messy, it can probably be optimized
2091 // and cleaned a bit by you?
2092 for (i = 0; ++col < TermWin.ncol; )
2093 {
2094 if (stp[col] == NOCHAR)
2095 {
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098 count++;
2099
2100 if (i) // only possible skip if char unchanged
2101 i++;
2102
2103 continue;
2104 }
2105
2106 if (rend != srp[col])
2107 break;
2108
2109 count++;
2110
2111 if (stp[col] != dtp[col]
2112 || srp[col] != drp[col])
2113 {
2114 if (must_clear && (i++ > (count / 2)))
2115 break;
2116
2117 dtp[col] = stp[col];
2118 drp[col] = rend;
2119 i = 0;
2120 }
2121 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2122 break;
2123 }
2124
2125 col--; /* went one too far. move back */
2126 count -= i; /* dump any matching trailing chars */
2127
2128 /*
2129 * Determine the attributes for the string
2130 */
2131 int fid = GET_FONT (rend);
2132 int fore = GET_FGCOLOR (rend); // desired foreground
2133 int back = GET_BGCOLOR (rend); // desired background
2134
2135 rend = GET_ATTR (rend);
2136
2137 rvid = !!(rend & RS_RVid);
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2142 back = Color_HC;
2143 else 2291 else
2144 rvid = !rvid; /* fall back */ 2292 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2145 } 2293 }
2146#endif 2294 else
2147 if (rvid) 2295 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2296
2297 if (rend & RS_Uline && font->descent > 1 && fore != back)
2148 { 2298 {
2149 SWAP_IT(fore, back, int); 2299#if ENABLE_FRILLS
2150 2300 if (ISSET_PIXCOLOR (Color_underline))
2151#ifndef NO_BOLD_UNDERLINE_REVERSE 2301 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2152 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2153# ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR (this, Color_cursor)
2155# endif
2156 )
2157 back = Color_RV;
2158#endif
2159 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE
2161 else if (rend & RS_Bold)
2162 {
2163 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2164 fore = Color_BD;
2165 }
2166 else if (rend & RS_Uline)
2167 {
2168 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2169 fore = Color_UL;
2170 }
2171#endif
2172
2173 /*
2174 * Actually do the drawing of the string here
2175 */
2176 rxvt_font *font = (*TermWin.fontset)[fid];
2177
2178 if (back == Color_bg)
2179 {
2180 if (must_clear)
2181 {
2182 for (i = 0; i < count; i++) /* don't draw empty strings */
2183 if (text[i] != ' ')
2184 {
2185 font->draw (xpixel, ypixel, text, count, fore, -1);
2186 goto nodraw;
2187 }
2188
2189 CLEAR_CHARS (xpixel, ypixel, count);
2190nodraw: ;
2191 }
2192 else 2302 else
2193 font->draw (xpixel, ypixel, text, count, fore, Color_bg); 2303#endif
2194 } 2304 XSetForeground (display->display, gc, pix_colors[fore]);
2195 else
2196 font->draw (xpixel, ypixel, text, count, fore, back);
2197 2305
2198 if ((rend & RS_Uline) && (font->descent > 1))
2199 XDrawLine(Xdisplay, drawBuffer, TermWin.gc, 2306 XDrawLine (display->display, drawBuffer, gc,
2200 xpixel, ypixel + font->ascent + 1, 2307 xpixel, ypixel + font->ascent + 1,
2201 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2308 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2309 }
2202 } /* for (col....) */ 2310 } /* for (col....) */
2203 } /* for (row....) */ 2311 } /* for (row....) */
2204 2312
2313#if ENABLE_OVERLAY
2314 scr_swap_overlay ();
2315#endif
2316
2205 /* 2317 /*
2206 * G: cleanup cursor and display outline cursor if necessary 2318 * G: cleanup cursor and display outline cursor if necessary
2207 */ 2319 */
2208 if (showcursor) { 2320 if (showcursor)
2209 if (TermWin.focus) { 2321 {
2210 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2322 if (focus)
2211 [screen.cur.col]); 2323 {
2324 if (OPTION (Opt_cursorUnderline))
2325 *crp ^= RS_Uline;
2326 else
2327 {
2212 *srp ^= RS_RVid; 2328 *crp ^= RS_RVid;
2213#ifndef NO_CURSORCOLOR 2329#ifndef NO_CURSORCOLOR
2214 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2330 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2215#endif 2331#endif
2332 }
2333 }
2216 } else if (oldcursor.row >= 0) { 2334 else if (oldcursor.row >= 0)
2335 {
2336 int cursorwidth = 1;
2337 int col = oldcursor.col;
2338
2339 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2340 col--;
2341
2342 while (col + cursorwidth < ncol
2343 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2344 cursorwidth++;
2345
2217#ifndef NO_CURSORCOLOR 2346#ifndef NO_CURSORCOLOR
2218 unsigned long gcmask; /* Graphics Context mask */
2219
2220 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2347 if (ISSET_PIXCOLOR (Color_cursor))
2221 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2348 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2222#endif 2349#endif
2350
2223 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2351 XDrawRectangle (display->display, drawBuffer, gc,
2224 Col2Pixel(oldcursor.col), 2352 Col2Pixel (col),
2225 Row2Pixel(oldcursor.row), 2353 Row2Pixel (oldcursor.row),
2226 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2354 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2227 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2355 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2228 } 2356 }
2229 } 2357 }
2230 2358
2231 /* 2359 /*
2232 * H: cleanup selection 2360 * H: cleanup selection
2233 */ 2361 */
2234 rxvt_scr_reverse_selection (this); 2362 scr_reverse_selection ();
2235 2363
2236 /*
2237 * I: other general cleanup
2238 */
2239 if (clearfirst && TermWin.int_bwidth)
2240 /*
2241 * clear the whole screen height, note that width == 0 is treated
2242 * specially by XClearArea
2243 */
2244 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2245 (unsigned int)TermWin.int_bwidth,
2246 (unsigned int)TermWin_TotalHeight(), False);
2247 if (clearlast && TermWin.int_bwidth)
2248 /*
2249 * clear the whole screen height, note that width == 0 is treated
2250 * specially by XClearArea
2251 */
2252 XClearArea(Xdisplay, TermWin.vt,
2253 TermWin.width + TermWin.int_bwidth, 0,
2254 (unsigned int)TermWin.int_bwidth,
2255 (unsigned int)TermWin_TotalHeight(), False);
2256 if (refresh_type & SMOOTH_REFRESH) 2364 if (refresh_type & SMOOTH_REFRESH)
2257 XSync(Xdisplay, False); 2365 XFlush (display->display);
2258 2366
2259 num_scr = 0; 2367 num_scr = 0;
2260 num_scr_allow = 1; 2368 num_scr_allow = 1;
2261 want_refresh = 0; /* screen is current */
2262} 2369}
2263 2370
2264/* ------------------------------------------------------------------------- */
2265void 2371void
2372rxvt_term::scr_remap_chars (const line_t &l)
2373{
2374 if (!l.t)
2375 return;
2376
2377 for (int i = ncol; i--; )
2378 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2379}
2380
2381void
2382rxvt_term::scr_remap_chars ()
2383{
2384 for (int i = total_rows; i--; )
2385 scr_remap_chars (row_buf [i]);
2386
2387 for (int i = nrow; i--; )
2388 {
2389 scr_remap_chars (drawn_buf [i]);
2390 scr_remap_chars (swap_buf [i]);
2391 }
2392}
2393
2394void
2266rxvt_term::scr_clear() 2395rxvt_term::scr_recolour ()
2267{ 2396{
2397 if (1
2398#if TRANSPARENT
2399 && !am_transparent
2400#endif
2401#if XPM_BACKGROUND
2402 && !bgPixmap.pixmap
2403#endif
2404 )
2405 {
2406 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2407 XClearWindow (display->display, parent[0]);
2408 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2409#if HAVE_SCROLLBARS
2410 if (scrollBar.win)
2411 {
2412 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2413 scrollBar.setIdle ();
2414 scrollbar_show (0);
2415 }
2416#endif
2417 }
2418
2419 scr_clear ();
2420 scr_touch (true);
2421 want_refresh = 1;
2422}
2423
2424/* ------------------------------------------------------------------------- */
2425void
2426rxvt_term::scr_clear (bool really)
2427{
2268 if (!TermWin.mapped) 2428 if (!mapped)
2269 return; 2429 return;
2270 2430
2271 num_scr_allow = 0; 2431 num_scr_allow = 0;
2272 want_refresh = 1; 2432 want_refresh = 1;
2273#ifdef TRANSPARENT
2274 if ((Options & Opt_transparent) && (am_pixmap_trans == 0))
2275 {
2276 int i;
2277 2433
2278 if (!(Options & Opt_transparent_all)) 2434 if (really)
2279 i = 0; 2435 XClearWindow (display->display, vt);
2436}
2437
2438/* ------------------------------------------------------------------------- */
2439void
2440rxvt_term::scr_reverse_selection ()
2441{
2442 if (selection.op
2443 && current_screen == selection.screen
2444 && selection.end.row >= -view_start)
2445 {
2446 int view_end = -view_start + nrow;
2447 int row, col;
2448
2449#if ENABLE_FRILLS
2450 if (selection.rect)
2451 {
2452 for (row = max (selection.beg.row, -view_start); row <= min (selection.end.row, view_end); row++)
2453 {
2454 text_t *stp = ROW(row).t;
2455 rend_t *srp = ROW(row).r;
2456
2457 for (col = selection.beg.col; col < selection.end.col; col++)
2458 srp[col] ^= RS_RVid;
2459
2460 while (col-- > selection.beg.col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2461 srp[col] ^= RS_RVid | RS_Uline;
2462
2463 if (++col < selection.end.col)
2464 srp[col] ^= RS_RVid | RS_Uline;
2465 }
2466 }
2280 else 2467 else
2281 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2282
2283 while (i--)
2284 if (TermWin.parent[i] != None)
2285 XClearWindow(Xdisplay, TermWin.parent[i]);
2286 }
2287#endif 2468#endif
2288 2469 {
2289 XClearWindow (Xdisplay, TermWin.vt); 2470 if (selection.beg.row >= -view_start)
2290} 2471 {
2291
2292/* ------------------------------------------------------------------------- */
2293/* INTPROTO */
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299
2300 if (R->selection.op && R->current_screen == R->selection.screen) {
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2302 i = R->selection.beg.row + R->TermWin.saveLines;
2303 row = R->selection.end.row + R->TermWin.saveLines;
2304 if (i >= end_row)
2305 col = R->selection.beg.col; 2472 col = selection.beg.col;
2473 row = selection.beg.row;
2474 }
2306 else { 2475 else
2476 {
2307 col = 0; 2477 col = 0;
2308 i = end_row; 2478 row = -view_start;
2309 } 2479 }
2310 end_row += R->TermWin.nrow; 2480
2311 for (; i < row && i < end_row; i++, col = 0) 2481 for (; row < min (selection.end.row, view_end); row++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++) 2482 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2313#ifndef OPTION_HC
2314 srp[col] ^= RS_RVid; 2483 srp[col] ^= RS_RVid;
2315#else 2484
2316 srp[col] ^= RS_Blink; 2485 if (row == selection.end.row)
2317#endif 2486 for (rend_t *srp = ROW(row).r; col < selection.end.col; col++)
2318 if (i == row && i < end_row)
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2320#ifndef OPTION_HC
2321 srp[col] ^= RS_RVid; 2487 srp[col] ^= RS_RVid;
2322#else 2488 }
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2489 }
2326} 2490}
2327 2491
2328/* ------------------------------------------------------------------------- */ 2492/* ------------------------------------------------------------------------- */
2329/* 2493/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2494 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2495 * invoking routine must close the fd.
2332 */ 2496 */
2333#if 0 2497#if 0
2334/* EXTPROTO */
2335void 2498void
2336rxvt_scr_dump(pR_ int fd) 2499rxvt_term::scr_dump (int fd)
2337{ 2500{
2338 int row, wrote; 2501 int row, wrote;
2339 unsigned int width, towrite; 2502 unsigned int width, towrite;
2340 char r1[] = "\n"; 2503 char r1[] = "\n";
2341 2504
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2505 for (row = saveLines - nsaved;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2506 row < saveLines + nrow - 1; row++)
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2507 {
2345 : R->TermWin.ncol; 2508 width = row_buf[row].l >= 0 ? row_buf[row].l
2509 : ncol;
2346 for (towrite = width; towrite; towrite -= wrote) { 2510 for (towrite = width; towrite; towrite -= wrote)
2511 {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2512 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2348 towrite); 2513 towrite);
2349 if (wrote < 0) 2514 if (wrote < 0)
2350 return; /* XXX: death, no report */ 2515 return; /* XXX: death, no report */
2351 } 2516 }
2352 if (R->screen.tlen[row] >= 0) 2517 if (row_buf[row].l >= 0)
2353 if (write(fd, r1, 1) <= 0) 2518 if (write (fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */ 2519 return; /* XXX: death, no report */
2355 } 2520 }
2356} 2521}
2357#endif 2522#endif
2358 2523
2359/* ------------------------------------------------------------------------- * 2524/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2525 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2526 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2527void
2368rxvt_selection_check(pR_ int check_more) 2528rxvt_term::selection_check (int check_more)
2369{ 2529{
2370 row_col_t pos; 2530 row_col_t pos;
2371 2531
2372 if (!R->selection.op) 2532 if (!selection.op)
2373 return; 2533 return;
2374 2534
2375 pos.row = pos.col = 0; 2535 pos.row = pos.col = 0;
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2536 if (!IN_RANGE_EXC (selection.beg.row, -nsaved, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2537 || !IN_RANGE_EXC (selection.mark.row, -nsaved, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2538 || !IN_RANGE_EXC (selection.end.row, -nsaved, nrow)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2539 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2540 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2541 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2542 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2386 || (check_more == 2 2543 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2544 && ROWCOL_IS_BEFORE (selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2545 && ROWCOL_IS_AFTER (selection.end, pos))
2389 || (check_more == 3 2546 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2547 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 4 /* screen width change */ 2548 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row 2549 && (selection.beg.row != selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol))) 2550 || selection.end.col > ncol)))
2394 CLEAR_SELECTION(R); 2551 CLEAR_SELECTION ();
2395} 2552}
2396 2553
2397/* ------------------------------------------------------------------------- */ 2554/* ------------------------------------------------------------------------- */
2398/* 2555/*
2399 * Paste a selection direct to the command fd 2556 * Paste a selection direct to the command fd
2400 */ 2557 */
2401void 2558void
2402rxvt_term::paste (const unsigned char *data, unsigned int len) 2559rxvt_term::paste (unsigned char *data, unsigned int len)
2403{ 2560{
2404 unsigned int i, j, n;
2405 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2406
2407#if 0
2408 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2409 ZERO_SCROLLBACK (r);
2410#endif
2411
2412 /* convert normal newline chars into common keyboard Return key sequence */ 2561 /* convert normal newline chars into common keyboard Return key sequence */
2413 for (i = 0; i < len; i += PROP_SIZE) 2562 for (unsigned int i = 0; i < len; i++)
2414 { 2563 if (data[i] == C0_LF)
2415 n = min (len - i, PROP_SIZE); 2564 data[i] = C0_CR;
2416 MEMCPY (ds, data + i, n);
2417 2565
2418 for (j = 0; j < n; j++) 2566 tt_write (data, len);
2419 if (ds[j] == '\n')
2420 ds[j] = '\r';
2421
2422 tt_write (ds, (int)n);
2423 }
2424
2425 free(ds);
2426} 2567}
2427 2568
2428/* ------------------------------------------------------------------------- */ 2569/* ------------------------------------------------------------------------- */
2429/* 2570/*
2430 * Respond to a notification that a primary selection has been sent 2571 * Respond to a notification that a primary selection has been sent
2431 * EXT: SelectionNotify 2572 * EXT: SelectionNotify
2432 */ 2573 */
2433/* EXTPROTO */ 2574void
2434int
2435rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2575rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2436{ 2576{
2437 long nread = 0; 2577 if (prop == None) /* check for failed XConvertSelection */
2578 {
2579 if ((selection_type & Sel_CompoundText))
2580 {
2581 int selnum = selection_type & Sel_whereMask;
2582
2583 selection_type = 0;
2584 if (selnum != Sel_direct)
2585 selection_request_other (XA_STRING, selnum);
2586 }
2587
2588 if ((selection_type & Sel_UTF8String))
2589 {
2590 int selnum = selection_type & Sel_whereMask;
2591
2592 selection_type = Sel_CompoundText;
2593 if (selnum != Sel_direct)
2594 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2595 else
2596 selection_type = 0;
2597 }
2598
2599 return;
2600 }
2601
2438 unsigned long bytes_after; 2602 unsigned long bytes_after;
2439 XTextProperty ct; 2603 XTextProperty ct;
2440 int dummy_count;
2441 char **cl;
2442 2604
2443 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2605 if (XGetWindowProperty (display->display, win, prop,
2444 2606 0, PROP_SIZE / 4,
2445 if (prop == None) /* check for failed XConvertSelection */ 2607 delete_prop, AnyPropertyType,
2446 { 2608 &ct.encoding, &ct.format,
2447 if ((R->selection_type & Sel_CompoundText)) 2609 &ct.nitems, &bytes_after,
2448 { 2610 &ct.value) != Success)
2449 int selnum = R->selection_type & Sel_whereMask;
2450
2451 R->selection_type = 0;
2452 if (selnum != Sel_direct)
2453 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2454 }
2455
2456 return 0;
2457 } 2611 {
2458 2612 ct.value = 0;
2459 for (;;) 2613 goto bailout;
2460 { 2614 }
2615
2616 if (ct.encoding == None)
2617 goto bailout;
2618
2619 if (bytes_after)
2620 {
2621 // fetch and append remaining data
2622 XTextProperty ct2;
2623
2461 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2624 if (XGetWindowProperty (display->display, win, prop,
2462 (long)(PROP_SIZE / 4), delete_prop, 2625 ct.nitems / 4, (bytes_after + 3) / 4,
2626 delete_prop, AnyPropertyType,
2463 AnyPropertyType, &ct.encoding, &ct.format, 2627 &ct2.encoding, &ct2.format,
2464 &ct.nitems, &bytes_after, 2628 &ct2.nitems, &bytes_after,
2465 &ct.value) != Success) 2629 &ct2.value) != Success)
2466 break; 2630 goto bailout;
2467 2631
2468 if (ct.encoding == 0) 2632 // realloc should be compatible to XFree, here, and elsewhere, too
2469 { 2633 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2470 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2634 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2471 break; 2635 ct.nitems += ct2.nitems;
2472 }
2473 2636
2637 XFree (ct2.value);
2638 }
2639
2474 if (ct.value == NULL) 2640 if (ct.value == 0)
2475 { 2641 goto bailout;
2476 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2477 continue;
2478 }
2479 2642
2643 if (ct.encoding == xa[XA_INCR])
2644 {
2645 // INCR selection, start handshake
2646 if (!delete_prop)
2647 XDeleteProperty (display->display, win, prop);
2648
2649 selection_wait = Sel_incr;
2650 incr_buf_fill = 0;
2651 incr_ev.start (NOW + 10);
2652
2653 goto bailout;
2654 }
2655
2480 if (ct.nitems == 0) 2656 if (ct.nitems == 0)
2657 {
2658 if (selection_wait == Sel_incr)
2659 {
2660 XFree (ct.value);
2661
2662 // finally complete, now paste the whole thing
2663 selection_wait = Sel_normal;
2664 ct.value = (unsigned char *)incr_buf;
2665 ct.nitems = incr_buf_fill;
2666 incr_buf = 0;
2667 incr_buf_size = 0;
2668 incr_ev.stop ();
2481 { 2669 }
2482 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2670 else
2671 {
2483 if (R->selection_wait == Sel_normal && nread == 0) 2672 if (selection_wait == Sel_normal
2673 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2484 { 2674 {
2485 /* 2675 /*
2486 * pass through again trying CUT_BUFFER0 if we've come from 2676 * pass through again trying CUT_BUFFER0 if we've come from
2487 * XConvertSelection() but nothing was presented 2677 * XConvertSelection () but nothing was presented
2488 */ 2678 */
2489 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2490 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2679 selection_paste (display->root, XA_CUT_BUFFER0, False);
2491 } 2680 }
2492 2681
2493 nread = -1; /* discount any previous stuff */ 2682 goto bailout;
2494 break;
2495 }
2496
2497 nread += ct.nitems;
2498 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2499 &dummy_count) == Success && cl)
2500 { 2683 }
2684 }
2685 else if (selection_wait == Sel_incr)
2686 {
2687 incr_ev.start (NOW + 10);
2688
2689 while (incr_buf_fill + ct.nitems > incr_buf_size)
2690 {
2691 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2692 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2693 }
2694
2695 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2696 incr_buf_fill += ct.nitems;
2697
2698 goto bailout;
2699 }
2700
2701 char **cl;
2702 int cr;
2703
2704#if ENABLE_FRILLS
2705 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2706 // so recode it manually
2707 if (ct.encoding == xa[XA_UTF8_STRING])
2708 {
2709 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2710 char *s = rxvt_wcstombs (w);
2711 free (w);
2712 // TODO: strlen == only the first element will be converted. well...
2713 paste ((unsigned char *)s, strlen (s));
2714 free (s);
2715 }
2716 else
2717#endif
2718 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2719 && cl)
2720 {
2721 for (int i = 0; i < cr; i++)
2501 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2722 paste ((unsigned char *)cl[i], strlen (cl[i]));
2723
2502 XFreeStringList (cl); 2724 XFreeStringList (cl);
2503 } 2725 }
2504 else 2726 else
2505 R->paste (ct.value, ct.nitems); 2727 paste (ct.value, ct.nitems); // paste raw
2506 2728
2507 if (bytes_after == 0) 2729bailout:
2508 break;
2509
2510 XFree (ct.value);
2511 }
2512
2513 if (ct.value)
2514 XFree (ct.value); 2730 XFree (ct.value);
2515 2731
2516 if (R->selection_wait == Sel_normal) 2732 if (selection_wait == Sel_normal)
2517 R->selection_wait = Sel_none; 2733 selection_wait = Sel_none;
2518
2519 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2520 return (int)nread;
2521} 2734}
2522 2735
2523void 2736void
2524rxvt_term::incr_cb (time_watcher &w) 2737rxvt_term::incr_cb (time_watcher &w)
2525{ 2738{
2526 selection_wait = Sel_none; 2739 selection_wait = Sel_none;
2527 2740
2741 incr_buf_size = 0;
2742 free (incr_buf);
2743
2528 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2744 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2529} 2745}
2530 2746
2531/*
2532 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2533 */
2534/* EXTPROTO */
2535void 2747void
2536rxvt_selection_property(pR_ Window win, Atom prop) 2748rxvt_term::selection_property (Window win, Atom prop)
2537{ 2749{
2538 int reget_time = 0; 2750 if (prop == None || selection_wait != Sel_incr)
2539
2540 if (prop == None)
2541 return; 2751 return;
2542 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2543 if (R->selection_wait == Sel_normal) {
2544 int a, afmt;
2545 Atom atype;
2546 unsigned long bytes_after, nitems;
2547 unsigned char *s = NULL;
2548 2752
2549 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2753 selection_paste (win, prop, true);
2550 R->xa[XA_INCR], &atype, &afmt, &nitems,
2551 &bytes_after, &s);
2552 if (s)
2553 XFree(s);
2554 if (a != Success)
2555 return;
2556#ifndef __CYGWIN32__
2557 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2558 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2559 XDeleteProperty(R->Xdisplay, win, prop);
2560 XFlush(R->Xdisplay);
2561 reget_time = 1;
2562 R->selection_wait = Sel_incr;
2563 }
2564#endif
2565 } else if (R->selection_wait == Sel_incr) {
2566 reget_time = 1;
2567 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2568 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2569 R->selection_wait = Sel_none;
2570 R->incr_ev.stop ();
2571 }
2572 }
2573 if (reget_time) /* received more data so reget time */
2574 R->incr_ev.start (NOW + 10);
2575} 2754}
2755
2576/* ------------------------------------------------------------------------- */ 2756/* ------------------------------------------------------------------------- */
2577/* 2757/*
2578 * Request the current selection: 2758 * Request the current selection:
2579 * Order: > internal selection if available 2759 * Order: > internal selection if available
2580 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2760 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2581 * > CUT_BUFFER0 2761 * > CUT_BUFFER0
2582 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2762 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2583 * will auto fallback to CUT_BUFFER0 2763 * will auto fallback to CUT_BUFFER0
2584 * EXT: button 2 release 2764 * EXT: button 2 release
2585 */ 2765 */
2586/* EXTPROTO */
2587void 2766void
2588rxvt_selection_request(pR_ Time tm, int x, int y) 2767rxvt_term::selection_request (Time tm, int x, int y)
2589{ 2768{
2590 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y));
2591 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2769 if (x < 0 || x >= width || y < 0 || y >= height)
2592 return; /* outside window */ 2770 return; /* outside window */
2593 2771
2594 if (R->selection.text != NULL) { /* internal selection */ 2772 if (selection.text)
2595 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2773 { /* internal selection */
2596 R->paste (R->selection.text, R->selection.len); 2774 char *str = rxvt_wcstombs (selection.text, selection.len);
2775 paste ((unsigned char *)str, strlen (str));
2776 free (str);
2597 return; 2777 return;
2598 } else { 2778 }
2599 int i; 2779 else
2780 {
2781 int i;
2600 2782
2601 R->selection_request_time = tm; 2783 selection_request_time = tm;
2602 R->selection_wait = Sel_normal; 2784 selection_wait = Sel_normal;
2785
2603 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2786 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2787 {
2788#if X_HAVE_UTF8_STRING
2789 selection_type = Sel_UTF8String;
2790 if (selection_request_other (xa[XA_UTF8_STRING], i))
2791 return;
2792#else
2604 R->selection_type = Sel_CompoundText; 2793 selection_type = Sel_CompoundText;
2605 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2794 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2606 return; 2795 return;
2796#endif
2607 } 2797 }
2608 } 2798 }
2799
2609 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2800 selection_wait = Sel_none; /* don't loop in selection_paste () */
2610 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2611 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2801 selection_paste (display->root, XA_CUT_BUFFER0, false);
2612} 2802}
2613 2803
2614/* INTPROTO */
2615int 2804int
2616rxvt_selection_request_other(pR_ Atom target, int selnum) 2805rxvt_term::selection_request_other (Atom target, int selnum)
2617{ 2806{
2618 Atom sel; 2807 Atom sel;
2619#ifdef DEBUG_SELECT
2620 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2621#endif
2622 2808
2623 R->selection_type |= selnum; 2809 selection_type |= selnum;
2810
2624 if (selnum == Sel_Primary) 2811 if (selnum == Sel_Primary)
2625 sel = XA_PRIMARY; 2812 sel = XA_PRIMARY;
2626 else if (selnum == Sel_Secondary) 2813 else if (selnum == Sel_Secondary)
2627 sel = XA_SECONDARY; 2814 sel = XA_SECONDARY;
2628 else 2815 else
2629 sel = R->xa[XA_CLIPBOARD]; 2816 sel = xa[XA_CLIPBOARD];
2817
2630 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2818 if (XGetSelectionOwner (display->display, sel) != None)
2631 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2819 {
2632 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2820 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2633 R->TermWin.vt, R->selection_request_time); 2821 vt, selection_request_time);
2634 return 1; 2822 return 1;
2635 } 2823 }
2824
2636 return 0; 2825 return 0;
2637} 2826}
2638 2827
2639/* ------------------------------------------------------------------------- */ 2828/* ------------------------------------------------------------------------- */
2640/* 2829/*
2641 * Clear all selected text 2830 * Clear all selected text
2642 * EXT: SelectionClear 2831 * EXT: SelectionClear
2643 */ 2832 */
2644/* EXTPROTO */
2645void 2833void
2646rxvt_selection_clear(pR) 2834rxvt_term::selection_clear ()
2647{ 2835{
2648 D_SELECT((stderr, "rxvt_selection_clear()"));
2649
2650 R->want_refresh = 1; 2836 want_refresh = 1;
2651 if (R->selection.text)
2652 free(R->selection.text); 2837 free (selection.text);
2653 R->selection.text = NULL; 2838 selection.text = NULL;
2654 R->selection.len = 0; 2839 selection.len = 0;
2655 CLEAR_SELECTION(R); 2840 CLEAR_SELECTION ();
2841
2842 if (display->selection_owner == this)
2843 display->selection_owner = 0;
2656} 2844}
2657 2845
2658/* ------------------------------------------------------------------------- */ 2846/* ------------------------------------------------------------------------- */
2659/* 2847/*
2660 * Copy a selection into the cut buffer 2848 * Copy a selection into the cut buffer
2661 * EXT: button 1 or 3 release 2849 * EXT: button 1 or 3 release
2662 */ 2850 */
2663/* EXTPROTO */
2664void 2851void
2665rxvt_selection_make(pR_ Time tm) 2852rxvt_term::selection_make (Time tm)
2666{ 2853{
2667 int i, col, end_col, row, end_row; 2854 int i;
2668 unsigned char *new_selection_text; 2855 wchar_t *new_selection_text;
2669 char *str; 2856 text_t *t;
2670 text_t *t;
2671#ifdef ACS_ASCII
2672 rend_t *re;
2673#endif
2674 2857
2675 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2676 switch (R->selection.op) { 2858 switch (selection.op)
2859 {
2677 case SELECTION_CONT: 2860 case SELECTION_CONT:
2678 break; 2861 break;
2679 case SELECTION_INIT: 2862 case SELECTION_INIT:
2680 CLEAR_SELECTION(R); 2863 CLEAR_SELECTION ();
2681 /* FALLTHROUGH */ 2864 /* FALLTHROUGH */
2682 case SELECTION_BEGIN: 2865 case SELECTION_BEGIN:
2683 R->selection.op = SELECTION_DONE; 2866 selection.op = SELECTION_DONE;
2684 /* FALLTHROUGH */ 2867 /* FALLTHROUGH */
2685 default: 2868 default:
2686 return; 2869 return;
2687 } 2870 }
2871
2688 R->selection.op = SELECTION_DONE; 2872 selection.op = SELECTION_DONE;
2689 2873
2690 if (R->selection.clicks == 4) 2874 if (selection.clicks == 4)
2691 return; /* nothing selected, go away */ 2875 return; /* nothing selected, go away */
2692 2876
2693 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2877 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2694 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2878 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2695 2879
2696 new_selection_text = (unsigned char *)str; 2880 int ofs = 0;
2881 int extra = 0;
2697 2882
2698 col = R->selection.beg.col; 2883 int col = selection.beg.col;
2699 MAX_IT(col, 0); 2884 int row = selection.beg.row;
2700 row = R->selection.beg.row + R->TermWin.saveLines;
2701 end_row = R->selection.end.row + R->TermWin.saveLines;
2702 2885
2886 int end_col;
2887
2703 for (; row <= end_row; row++, col = 0) 2888 for (; row <= selection.end.row; row++, col = 0)
2889 {
2890#if ENABLE_FRILLS
2891 if (selection.rect)
2704 { 2892 {
2705 t = &(R->screen.text[row][col]); 2893 col = selection.beg.col;
2706
2707 end_col = R->screen.tlen[row];
2708
2709 if (end_col == -1)
2710 end_col = R->TermWin.ncol; 2894 end_col = ncol + 1;
2895 }
2896 else
2897#endif
2898 end_col = ROW(row).is_longer () ? ncol : ROW(row).l; //TODO//FIXME//LEN
2711 2899
2900 col = max (col, 0);
2901
2712 if (row == end_row) 2902 if (row == selection.end.row
2903#if ENABLE_FRILLS
2904 || selection.rect
2905#endif
2906 )
2713 MIN_IT (end_col, R->selection.end.col); 2907 min_it (end_col, selection.end.col);
2714 2908
2909 t = ROW(row).t + col;
2715 for (; col < end_col; col++) 2910 for (; col < end_col; col++)
2911 {
2716 if (*t == NOCHAR) 2912 if (*t == NOCHAR)
2717 t++; 2913 t++;
2914#if ENABLE_COMBINING
2915 else if (IS_COMPOSE (*t))
2916 {
2917 int len = rxvt_composite.expand (*t, 0);
2918
2919 extra -= (len - 1);
2920
2921 if (extra < 0)
2922 {
2923 extra += i;
2924 i += i;
2925 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2926 }
2927
2928 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2929 }
2930#endif
2718 else 2931 else
2719 { 2932 new_selection_text[ofs++] = *t++;
2720 int len = wctomb (str, *t++);
2721 if (len > 0)
2722 str += len;
2723 }
2724
2725 if (R->screen.tlen[row] != -1 && row != end_row)
2726 *str++ = '\n';
2727 } 2933 }
2728 2934
2729#ifndef NO_OLD_SELECTION 2935#if ENABLE_FRILLS
2730 if (R->selection_style == OLD_SELECT) 2936 if (selection.rect)
2731 if (end_col == R->TermWin.ncol) 2937 {
2732 *str++ = '\n'; 2938 while (ofs
2939 && new_selection_text[ofs - 1] != C0_LF
2940 && unicode::is_space (new_selection_text[ofs - 1]))
2941 --ofs;
2942
2943 new_selection_text[ofs++] = C0_LF;
2944 }
2945 else
2733#endif 2946#endif
2734#ifndef NO_NEW_SELECTION 2947 if (!ROW(row).is_longer () && row != selection.end.row)
2735 if (R->selection_style != OLD_SELECT) 2948 new_selection_text[ofs++] = C0_LF;
2949 }
2950
2736 if (end_col != R->selection.end.col) 2951 if (end_col != selection.end.col)
2737 *str++ = '\n'; 2952 new_selection_text[ofs++] = C0_LF;
2738#endif
2739 *str = '\0';
2740 2953
2741 i = str - (char *)new_selection_text; 2954 new_selection_text[ofs] = 0;
2955
2742 if (i == 0) 2956 if (ofs == 0)
2743 { 2957 {
2744 free (new_selection_text); 2958 free (new_selection_text);
2745 return; 2959 return;
2746 } 2960 }
2747 2961
2748 // due to MB_MAX_CUR, selection wastage is usually high
2749 if (str - (char *)new_selection_text > 1024)
2750 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2751
2752 R->selection.len = i;
2753 if (R->selection.text)
2754 free (R->selection.text); 2962 free (selection.text);
2755 2963
2756 R->selection.text = new_selection_text; 2964 // we usually allocate much more than necessary, so realloc it smaller again
2965 selection.len = ofs;
2966 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2757 2967
2758 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 2968 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2759 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 2969 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
2760 rxvt_print_error("can't get primary selection"); 2970 display->set_selection_owner (this);
2761 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 2971 else
2762 PropModeReplace, R->selection.text, (int)R->selection.len); 2972 rxvt_warn ("can't get primary selection, ignoring.\n");
2973
2974#if 0
2975 XTextProperty ct;
2976
2977 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2978 {
2979 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2980 XFree (ct.value);
2981 }
2982#endif
2983
2763 R->selection_time = tm; 2984 selection_time = tm;
2764 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len));
2765} 2985}
2766 2986
2767/* ------------------------------------------------------------------------- */ 2987/* ------------------------------------------------------------------------- */
2768/* 2988/*
2769 * Mark or select text based upon number of clicks: 1, 2, or 3 2989 * Mark or select text based upon number of clicks: 1, 2, or 3
2770 * EXT: button 1 press 2990 * EXT: button 1 press
2771 */ 2991 */
2772void 2992void
2773rxvt_term::selection_click (int clicks, int x, int y) 2993rxvt_term::selection_click (int clicks, int x, int y)
2774{ 2994{
2775 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2776
2777 clicks = ((clicks - 1) % 3) + 1; 2995 clicks = ((clicks - 1) % 3) + 1;
2778 selection.clicks = clicks; /* save clicks so extend will work */ 2996 selection.clicks = clicks; /* save clicks so extend will work */
2779 2997
2780 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 2998 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2781 2999
2782 if (clicks == 2 || clicks == 3) 3000 if (clicks == 2 || clicks == 3)
2783 rxvt_selection_extend_colrow (this, selection.mark.col, 3001 selection_extend_colrow (selection.mark.col,
2784 selection.mark.row + TermWin.view_start, 3002 selection.mark.row + view_start,
2785 0, /* button 3 */ 3003 0, /* button 3 */
2786 1, /* button press */ 3004 1, /* button press */
2787 0); /* click change */ 3005 0); /* click change */
2788} 3006}
2789 3007
2790/* ------------------------------------------------------------------------- */ 3008/* ------------------------------------------------------------------------- */
2791/* 3009/*
2792 * Mark a selection at the specified col/row 3010 * Mark a selection at the specified col/row
2793 */ 3011 */
2794/* INTPROTO */
2795void 3012void
2796rxvt_selection_start_colrow(pR_ int col, int row) 3013rxvt_term::selection_start_colrow (int col, int row)
2797{ 3014{
2798 R->want_refresh = 1; 3015 want_refresh = 1;
3016
3017 selection.mark.row = row - view_start;
2799 R->selection.mark.col = col; 3018 selection.mark.col = col;
2800 R->selection.mark.row = row - R->TermWin.view_start; 3019
2801 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3020 selection.mark.row = clamp (selection.mark.row, -nsaved, nrow - 1);
2802 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3021 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3022
3023 while (selection.mark.col > 0
3024 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2803 MAX_IT(R->selection.mark.col, 0); 3025 --selection.mark.col;
2804 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1); 3026
2805 3027 if (selection.op)
2806 if (R->selection.op) { /* clear the old selection */ 3028 { /* clear the old selection */
2807 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3029 selection.beg.row = selection.end.row = selection.mark.row;
2808 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3030 selection.beg.col = selection.end.col = selection.mark.col;
2809 } 3031 }
3032
2810 R->selection.op = SELECTION_INIT; 3033 selection.op = SELECTION_INIT;
2811 R->selection.screen = R->current_screen; 3034 selection.screen = current_screen;
2812} 3035}
2813 3036
2814/* ------------------------------------------------------------------------- */ 3037/* ------------------------------------------------------------------------- */
2815/* 3038/*
2816 * Word select: select text for 2 clicks 3039 * Word select: select text for 2 clicks
2817 * We now only find out the boundary in one direction 3040 * We now only find out the boundary in one direction
2818 */ 3041 */
2819 3042
2820/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3043/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2821#define DELIMIT_TEXT(x) \ 3044#define DELIMIT_TEXT(x) \
2822 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3045 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2823#define DELIMIT_REND(x) 1 3046#define DELIMIT_REND(x) 1
2824 3047
2825/* INTPROTO */
2826void 3048void
2827rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3049rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2828{ 3050{
2829 int col, row, dirnadd, tcol, trow, w1, w2; 3051 int col, row, dirnadd, tcol, trow, w1, w2;
2830 row_col_t bound; 3052 row_col_t bound;
2831 text_t *stp; 3053 text_t *stp;
2832 rend_t *srp; 3054 rend_t *srp;
2833 3055
2834 if (dirn == UP) { 3056 if (dirn == UP)
2835 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3057 {
3058 bound.row = - nsaved - 1;
2836 bound.col = 0; 3059 bound.col = 0;
2837 dirnadd = -1; 3060 dirnadd = -1;
2838 } else { 3061 }
2839 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3062 else
3063 {
3064 bound.row = nrow;
2840 bound.col = R->TermWin.ncol - 1; 3065 bound.col = ncol - 1;
2841 dirnadd = 1; 3066 dirnadd = 1;
2842 } 3067 }
2843 row = mark->row + R->TermWin.saveLines; 3068
3069 row = mark->row;
2844 col = mark->col; 3070 col = max (mark->col, 0);
2845 MAX_IT(col, 0); 3071
2846/* find the edge of a word */ 3072 /* find the edge of a word */
2847 stp = &(R->screen.text[row][col]); 3073 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2848 w1 = DELIMIT_TEXT(*stp); 3074 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2849 3075
2850 if (R->selection_style != NEW_SELECT) { 3076 for (;;)
2851 if (w1 == 1) { 3077 {
3078 for (; col != bound.col; col += dirnadd)
3079 {
2852 stp += dirnadd; 3080 stp += dirnadd;
2853 if (DELIMIT_TEXT(*stp) == 1)
2854 goto Old_Word_Selection_You_Die;
2855 col += dirnadd;
2856 }
2857 w1 = 0;
2858 }
2859 srp = (&R->screen.rend[row][col]);
2860 w2 = DELIMIT_REND(*srp);
2861
2862 for (;;) {
2863 for (; col != bound.col; col += dirnadd) {
2864 stp += dirnadd; 3081 srp += dirnadd;
3082
3083 if (*stp == NOCHAR)
3084 continue;
3085
2865 if (DELIMIT_TEXT(*stp) != w1) 3086 if (DELIMIT_TEXT (*stp) != w1)
3087 break;
3088 if (DELIMIT_REND (*srp) != w2)
3089 break;
3090 }
3091
3092 if ((col == bound.col) && (row != bound.row))
3093 {
3094 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3095 {
3096 trow = row + dirnadd;
3097 tcol = dirn == UP ? ncol - 1 : 0;
3098
3099 if (!ROW(trow).t)
2866 break; 3100 break;
2867 srp += dirnadd; 3101
2868 if (DELIMIT_REND(*srp) != w2) 3102 stp = ROW(trow).t + tcol;
3103 srp = ROW(trow).r + tcol;
3104
3105 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2869 break; 3106 break;
2870 } 3107
2871 if ((col == bound.col) && (row != bound.row)) {
2872 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2873 trow = row + dirnadd;
2874 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2875 if (R->screen.text[trow] == NULL)
2876 break;
2877 stp = &(R->screen.text[trow][tcol]);
2878 srp = &(R->screen.rend[trow][tcol]);
2879 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2880 break;
2881 row = trow; 3108 row = trow;
2882 col = tcol; 3109 col = tcol;
2883 continue; 3110 continue;
2884 } 3111 }
2885 } 3112 }
2886 break; 3113 break;
2887 } 3114 }
3115
2888 Old_Word_Selection_You_Die: 3116Old_Word_Selection_You_Die:
2889 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2890
2891 if (dirn == DN) 3117 if (dirn == DN)
2892 col++; /* put us on one past the end */ 3118 col++; /* put us on one past the end */
2893 3119
2894/* Poke the values back in */ 3120 /* Poke the values back in */
2895 ret->row = row - R->TermWin.saveLines; 3121 ret->row = row;
2896 ret->col = col; 3122 ret->col = col;
2897} 3123}
2898 3124
2899/* ------------------------------------------------------------------------- */ 3125/* ------------------------------------------------------------------------- */
2900/* 3126/*
2901 * Extend the selection to the specified x/y pixel location 3127 * Extend the selection to the specified x/y pixel location
… …
2905 * flag == 2 ==> button 3 motion 3131 * flag == 2 ==> button 3 motion
2906 */ 3132 */
2907void 3133void
2908rxvt_term::selection_extend (int x, int y, int flag) 3134rxvt_term::selection_extend (int x, int y, int flag)
2909{ 3135{
2910 int col, row; 3136 int col = clamp (Pixel2Col (x), 0, ncol);
3137 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2911 3138
2912 col = Pixel2Col(x);
2913 row = Pixel2Row(y);
2914 MAX_IT(row, 0);
2915 MIN_IT(row, (int)TermWin.nrow - 1);
2916 MAX_IT(col, 0);
2917 MIN_IT(col, (int)TermWin.ncol);
2918
2919#ifndef NO_NEW_SELECTION
2920 /* 3139 /*
2921 * If we're selecting characters (single click) then we must check first 3140 * If we're selecting characters (single click) then we must check first
2922 * if we are at the same place as the original mark. If we are then 3141 * if we are at the same place as the original mark. If we are then
2923 * select nothing. Otherwise, if we're to the right of the mark, you have to 3142 * select nothing. Otherwise, if we're to the right of the mark, you have to
2924 * be _past_ a character for it to be selected. 3143 * be _past_ a character for it to be selected.
2925 */ 3144 */
2926 if (selection_style != OLD_SELECT)
2927 {
2928 if (((selection.clicks % 3) == 1) && !flag 3145 if (((selection.clicks % 3) == 1) && !flag
2929 && (col == selection.mark.col 3146 && (col == selection.mark.col
2930 && (row == selection.mark.row + TermWin.view_start))) 3147 && (row == selection.mark.row + view_start)))
2931 { 3148 {
2932 /* select nothing */ 3149 /* select nothing */
2933 selection.beg.row = selection.end.row = 0; 3150 selection.beg.row = selection.end.row = 0;
2934 selection.beg.col = selection.end.col = 0; 3151 selection.beg.col = selection.end.col = 0;
2935 selection.clicks = 4; 3152 selection.clicks = 4;
2936 want_refresh = 1; 3153 want_refresh = 1;
2937 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2938 return; 3154 return;
2939 }
2940 } 3155 }
2941#endif 3156
2942 if (selection.clicks == 4) 3157 if (selection.clicks == 4)
2943 selection.clicks = 1; 3158 selection.clicks = 1;
2944 3159
2945 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3160 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2946 flag == 1 ? 1 : 0, /* ? button press */ 3161 flag == 1 ? 1 : 0, /* ? button press */
2947 0); /* no click change */ 3162 0); /* no click change */
2948} 3163}
2949 3164
2950/* ------------------------------------------------------------------------- */ 3165/* ------------------------------------------------------------------------- */
2951/* 3166/*
2952 * Extend the selection to the specified col/row 3167 * Extend the selection to the specified col/row
2953 */ 3168 */
2954/* INTPROTO */
2955void 3169void
2956rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3170rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
2957{ 3171{
2958 int16_t ncol = R->TermWin.ncol;
2959 int end_col;
2960 row_col_t pos; 3172 row_col_t pos;
2961 enum { 3173 enum {
2962 LEFT, RIGHT 3174 LEFT, RIGHT
2963 } closeto = RIGHT; 3175 } closeto = RIGHT;
2964 3176
2965 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2966 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2967
2968 R->want_refresh = 1; 3177 want_refresh = 1;
3178
2969 switch (R->selection.op) { 3179 switch (selection.op)
3180 {
2970 case SELECTION_INIT: 3181 case SELECTION_INIT:
2971 CLEAR_SELECTION(R); 3182 CLEAR_SELECTION ();
2972 R->selection.op = SELECTION_BEGIN; 3183 selection.op = SELECTION_BEGIN;
2973 /* FALLTHROUGH */ 3184 /* FALLTHROUGH */
2974 case SELECTION_BEGIN: 3185 case SELECTION_BEGIN:
2975 if (row != R->selection.mark.row || col != R->selection.mark.col 3186 if (row != selection.mark.row || col != selection.mark.col
2976 || (!button3 && buttonpress)) 3187 || (!button3 && buttonpress))
2977 R->selection.op = SELECTION_CONT; 3188 selection.op = SELECTION_CONT;
2978 break; 3189 break;
2979 case SELECTION_DONE: 3190 case SELECTION_DONE:
2980 R->selection.op = SELECTION_CONT; 3191 selection.op = SELECTION_CONT;
2981 /* FALLTHROUGH */ 3192 /* FALLTHROUGH */
2982 case SELECTION_CONT: 3193 case SELECTION_CONT:
2983 break; 3194 break;
2984 case SELECTION_CLEAR: 3195 case SELECTION_CLEAR:
2985 rxvt_selection_start_colrow(aR_ col, row); 3196 selection_start_colrow (col, row);
2986 /* FALLTHROUGH */ 3197 /* FALLTHROUGH */
2987 default: 3198 default:
2988 return; 3199 return;
2989 } 3200 }
3201
2990 if (R->selection.beg.col == R->selection.end.col 3202 if (selection.beg.col == selection.end.col
2991 && R->selection.beg.col != R->selection.mark.col 3203 && selection.beg.col != selection.mark.col
2992 && R->selection.beg.row == R->selection.end.row 3204 && selection.beg.row == selection.end.row
2993 && R->selection.beg.row != R->selection.mark.row) { 3205 && selection.beg.row != selection.mark.row)
3206 {
2994 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3207 selection.beg.col = selection.end.col = selection.mark.col;
2995 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3208 selection.beg.row = selection.end.row = selection.mark.row;
2996 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2997 } 3209 }
2998 3210
2999 pos.col = col; 3211 pos.col = col;
3000 pos.row = row; 3212 pos.row = row - view_start;
3001 3213
3002 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3214 /*
3003 3215 * This is mainly xterm style selection with a couple of differences, mainly
3004#ifndef NO_OLD_SELECTION 3216 * in the way button3 drag extension works.
3005/* 3217 * We're either doing: button1 drag; button3 press; or button3 drag
3006 * This mimics some of the selection behaviour of version 2.20 and before. 3218 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3007 * There are no ``selection modes'', button3 is always character extension. 3219 * is always at the left/right edge of the selection.
3008 * Note: button3 drag is always available, c.f. v2.20 3220 * b) button3 press: extend/contract character/word/line at whichever edge of
3009 * Selection always terminates (left or right as appropriate) at the mark. 3221 * the selection we are closest to.
3222 * c) button3 drag : extend/contract character/word/line - we select around
3223 * a point/word/line which is either the start or end of the selection
3224 * and it was decided by whichever point/word/line was `fixed' at the
3225 * time of the most recent button3 press
3010 */ 3226 */
3011 if (R->selection_style == OLD_SELECT) { 3227 if (button3 && buttonpress)
3012 if (R->selection.clicks == 1 || button3) { 3228 { /* button3 press */
3013 if (R->hate_those_clicks) { 3229 /*
3014 R->hate_those_clicks = 0; 3230 * first determine which edge of the selection we are closest to
3015 if (R->selection.clicks == 1) { 3231 */
3016 R->selection.beg.row = R->selection.mark.row; 3232 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3017 R->selection.beg.col = R->selection.mark.col; 3233 || (!ROWCOL_IS_AFTER (pos, selection.end)
3018 } else { 3234 && (((pos.col - selection.beg.col)
3235 + ((pos.row - selection.beg.row) * ncol))
3236 < ((selection.end.col - pos.col)
3237 + ((selection.end.row - pos.row) * ncol)))))
3238 closeto = LEFT;
3239
3240 if (closeto == LEFT)
3241 {
3242 selection.beg.row = pos.row;
3243 selection.beg.col = pos.col;
3244 selection.mark.row = selection.end.row;
3245 selection.mark.col = selection.end.col - (selection.clicks == 2);
3246 }
3247 else
3248 {
3249 selection.end.row = pos.row;
3250 selection.end.col = pos.col;
3019 R->selection.mark.row = R->selection.beg.row; 3251 selection.mark.row = selection.beg.row;
3020 R->selection.mark.col = R->selection.beg.col; 3252 selection.mark.col = selection.beg.col;
3253 }
3254 }
3255 else
3256 { /* button1 drag or button3 drag */
3257 if (ROWCOL_IS_AFTER (selection.mark, pos))
3258 {
3259 if (selection.mark.row == selection.end.row
3260 && selection.mark.col == selection.end.col
3261 && clickchange
3262 && selection.clicks == 2)
3263 selection.mark.col--;
3264
3265 selection.beg.row = pos.row;
3266 selection.beg.col = pos.col;
3267 selection.end.row = selection.mark.row;
3268 selection.end.col = selection.mark.col + (selection.clicks == 2);
3269 }
3270 else
3271 {
3272 selection.beg.row = selection.mark.row;
3273 selection.beg.col = selection.mark.col;
3274 selection.end.row = pos.row;
3275 selection.end.col = pos.col;
3276 }
3277 }
3278
3279 if (selection.clicks == 1)
3280 {
3281 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3282 && !ROW(selection.beg.row).is_longer ()
3283#if ENABLE_FRILLS
3284 && !selection.rect
3285#endif
3286 )
3287 selection.beg.col = ncol;
3288
3289 if (
3290 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3291 && !ROW(selection.end.row).is_longer ()
3292#if ENABLE_FRILLS
3293 && !selection.rect
3294#endif
3295 )
3296 selection.end.col = ncol;
3297 }
3298 else if (selection.clicks == 2)
3299 {
3300 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3301 selection.end.col--;
3302
3303 selection_delimit_word (UP, &selection.beg, &selection.beg);
3304 selection_delimit_word (DN, &selection.end, &selection.end);
3305 }
3306 else if (selection.clicks == 3)
3307 {
3308#if ENABLE_FRILLS
3309 if (OPTION (Opt_tripleclickwords))
3310 {
3311 selection_delimit_word (UP, &selection.beg, &selection.beg);
3312
3313 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3314 {
3315 if (!ROW(end_row).is_longer ())
3316 {
3317 selection.end.row = end_row;
3318 selection.end.col = ROW(end_row).l;
3319 selection_remove_trailing_spaces ();
3320 break;
3021 } 3321 }
3022 } 3322 }
3023 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3024 R->selection.end.row = R->selection.mark.row;
3025 R->selection.end.col = R->selection.mark.col + 1;
3026 R->selection.beg.row = pos.row;
3027 R->selection.beg.col = pos.col;
3028 } else {
3029 R->selection.beg.row = R->selection.mark.row;
3030 R->selection.beg.col = R->selection.mark.col;
3031 R->selection.end.row = pos.row;
3032 R->selection.end.col = pos.col + 1;
3033 } 3323 }
3034 } else if (R->selection.clicks == 2) { 3324 else
3035 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3325#endif
3036 &(R->selection.beg)); 3326 {
3037 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3327 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3038 &(R->selection.end)); 3328 selection.mark.col++;
3039 R->hate_those_clicks = 1; 3329
3040 } else if (R->selection.clicks == 3) {
3041 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3042 R->selection.beg.col = 0; 3330 selection.beg.col = 0;
3043 R->selection.end.col = ncol; 3331 selection.end.col = ncol;
3044 R->hate_those_clicks = 1; 3332
3045 } 3333 // select a complete logical line
3046 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3334 while (selection.beg.row > -saveLines
3047 return; 3335 && ROW(selection.beg.row - 1).is_longer ())
3048 } 3336 selection.beg.row--;
3049#endif /* ! NO_OLD_SELECTION */ 3337
3050#ifndef NO_NEW_SELECTION 3338 while (selection.end.row < nrow
3051/* selection_style must not be OLD_SELECT to get here */ 3339 && ROW(selection.end.row).is_longer ())
3052/* 3340 selection.end.row++;
3053 * This is mainly xterm style selection with a couple of differences, mainly
3054 * in the way button3 drag extension works.
3055 * We're either doing: button1 drag; button3 press; or button3 drag
3056 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3057 * is always at the left/right edge of the R->selection.
3058 * b) button3 press: extend/contract character/word/line at whichever edge of
3059 * the selection we are closest to.
3060 * c) button3 drag : extend/contract character/word/line - we select around
3061 * a point/word/line which is either the start or end of the selection
3062 * and it was decided by whichever point/word/line was `fixed' at the
3063 * time of the most recent button3 press
3064 */
3065 if (button3 && buttonpress) { /* button3 press */
3066 /* 3341 }
3067 * first determine which edge of the selection we are closest to 3342 }
3068 */ 3343
3069 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3344 if (button3 && buttonpress)
3070 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3345 { /* mark may need to be changed */
3071 && (((pos.col - R->selection.beg.col)
3072 + ((pos.row - R->selection.beg.row) * ncol))
3073 < ((R->selection.end.col - pos.col)
3074 + ((R->selection.end.row - pos.row) * ncol)))))
3075 closeto = LEFT;
3076 if (closeto == LEFT) { 3346 if (closeto == LEFT)
3077 R->selection.beg.row = pos.row; 3347 {
3078 R->selection.beg.col = pos.col;
3079 R->selection.mark.row = R->selection.end.row; 3348 selection.mark.row = selection.end.row;
3080 R->selection.mark.col = R->selection.end.col 3349 selection.mark.col = selection.end.col - (selection.clicks == 2);
3081 - (R->selection.clicks == 2); 3350 }
3082 } else { 3351 else
3083 R->selection.end.row = pos.row; 3352 {
3084 R->selection.end.col = pos.col;
3085 R->selection.mark.row = R->selection.beg.row; 3353 selection.mark.row = selection.beg.row;
3086 R->selection.mark.col = R->selection.beg.col; 3354 selection.mark.col = selection.beg.col;
3087 }
3088 } else { /* button1 drag or button3 drag */
3089 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3090 if ((R->selection.mark.row == R->selection.end.row)
3091 && (R->selection.mark.col == R->selection.end.col)
3092 && clickchange && R->selection.clicks == 2)
3093 R->selection.mark.col--;
3094 R->selection.beg.row = pos.row;
3095 R->selection.beg.col = pos.col;
3096 R->selection.end.row = R->selection.mark.row;
3097 R->selection.end.col = R->selection.mark.col
3098 + (R->selection.clicks == 2);
3099 } else {
3100 R->selection.beg.row = R->selection.mark.row;
3101 R->selection.beg.col = R->selection.mark.col;
3102 R->selection.end.row = pos.row;
3103 R->selection.end.col = pos.col;
3104 }
3105 }
3106
3107 if (R->selection.clicks == 1) {
3108 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3109 if (end_col != -1 && R->selection.beg.col > end_col) {
3110#if 1
3111 R->selection.beg.col = ncol;
3112#else
3113 if (R->selection.beg.row != R->selection.end.row)
3114 R->selection.beg.col = ncol;
3115 else
3116 R->selection.beg.col = R->selection.mark.col;
3117#endif
3118 }
3119 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3120 if (end_col != -1 && R->selection.end.col > end_col)
3121 R->selection.end.col = ncol;
3122
3123 } else if (R->selection.clicks == 2) {
3124 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3125 R->selection.end.col--;
3126 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3127 &(R->selection.beg));
3128 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3129 &(R->selection.end));
3130 } else if (R->selection.clicks == 3) {
3131#ifndef NO_FRILLS
3132 if ((R->Options & Opt_tripleclickwords)) {
3133 int end_row;
3134
3135 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3136 &(R->selection.beg));
3137 end_row = R->screen.tlen[R->selection.mark.row
3138 + R->TermWin.saveLines];
3139 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3140 end_row++) {
3141 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3142 if (end_col != -1) {
3143 R->selection.end.row = end_row;
3144 R->selection.end.col = end_col;
3145 rxvt_selection_remove_trailing_spaces(aR);
3146 break;
3147 }
3148 }
3149 } else
3150#endif
3151 { 3355 }
3152 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3153 R->selection.mark.col++;
3154 R->selection.beg.col = 0;
3155 R->selection.end.col = ncol;
3156 }
3157 } 3356 }
3158 if (button3 && buttonpress) { /* mark may need to be changed */
3159 if (closeto == LEFT) {
3160 R->selection.mark.row = R->selection.end.row;
3161 R->selection.mark.col = R->selection.end.col
3162 - (R->selection.clicks == 2);
3163 } else {
3164 R->selection.mark.row = R->selection.beg.row;
3165 R->selection.mark.col = R->selection.beg.col;
3166 }
3167 }
3168 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3169#endif /* ! NO_NEW_SELECTION */
3170}
3171 3357
3172#ifndef NO_FRILLS 3358#if ENABLE_FRILLS
3173/* INTPROTO */ 3359 if (selection.rect && selection.beg.col > selection.end.col)
3360 ::swap (selection.beg.col, selection.end.col);
3361#endif
3362}
3363
3364#if ENABLE_FRILLS
3174void 3365void
3175rxvt_selection_remove_trailing_spaces(pR) 3366rxvt_term::selection_remove_trailing_spaces ()
3176{ 3367{
3177 int32_t end_col, end_row; 3368 int32_t end_col, end_row;
3178 text_t *stp; 3369 text_t *stp;
3179 3370
3180 end_col = R->selection.end.col; 3371 end_col = selection.end.col;
3181 end_row = R->selection.end.row; 3372 end_row = selection.end.row;
3373
3182 for ( ; end_row >= R->selection.beg.row; ) { 3374 for (; end_row >= selection.beg.row; )
3183 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3375 {
3376 stp = ROW(end_row).t;
3377
3184 while (--end_col >= 0) { 3378 while (--end_col >= 0)
3185 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3186 break;
3187 } 3379 {
3188 if (end_col >= 0 3380 if (stp[end_col] != NOCHAR
3189 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3381 && !unicode::is_space (stp[end_col]))
3190 R->selection.end.col = end_col + 1;
3191 R->selection.end.row = end_row;
3192 break; 3382 break;
3193 } 3383 }
3384
3385 if (end_col >= 0
3386 || !ROW(end_row - 1).is_longer ())
3387 {
3388 selection.end.col = end_col + 1;
3389 selection.end.row = end_row;
3390 break;
3391 }
3392
3194 end_row--; 3393 end_row--;
3195 end_col = R->TermWin.ncol; 3394 end_col = ncol;
3196 } 3395 }
3396
3197 if (R->selection.mark.row > R->selection.end.row) { 3397 if (selection.mark.row > selection.end.row)
3398 {
3198 R->selection.mark.row = R->selection.end.row; 3399 selection.mark.row = selection.end.row;
3199 R->selection.mark.col = R->selection.end.col; 3400 selection.mark.col = selection.end.col;
3401 }
3200 } else if (R->selection.mark.row == R->selection.end.row 3402 else if (selection.mark.row == selection.end.row
3201 && R->selection.mark.col > R->selection.end.col) 3403 && selection.mark.col > selection.end.col)
3202 R->selection.mark.col = R->selection.end.col; 3404 selection.mark.col = selection.end.col;
3203} 3405}
3204#endif 3406#endif
3205 3407
3206/* ------------------------------------------------------------------------- */ 3408/* ------------------------------------------------------------------------- */
3207/* 3409/*
… …
3210 */ 3412 */
3211void 3413void
3212rxvt_term::selection_rotate (int x, int y) 3414rxvt_term::selection_rotate (int x, int y)
3213{ 3415{
3214 selection.clicks = selection.clicks % 3 + 1; 3416 selection.clicks = selection.clicks % 3 + 1;
3215 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3417 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3216} 3418}
3217
3218/* ------------------------------------------------------------------------- */
3219/*
3220 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3221 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3222 * the X11 protocol.
3223 */
3224typedef CARD32 Atom32;
3225 3419
3226/* ------------------------------------------------------------------------- */ 3420/* ------------------------------------------------------------------------- */
3227/* 3421/*
3228 * Respond to a request for our current selection 3422 * Respond to a request for our current selection
3229 * EXT: SelectionRequest 3423 * EXT: SelectionRequest
3230 */ 3424 */
3231/* EXTPROTO */
3232void 3425void
3233rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3426rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3234{ 3427{
3235 XSelectionEvent ev; 3428 XSelectionEvent ev;
3236#ifdef USE_XIM 3429 dDisp;
3430
3431 ev.type = SelectionNotify;
3432 ev.property = None;
3433 ev.display = rq.display;
3434 ev.requestor = rq.requestor;
3435 ev.selection = rq.selection;
3436 ev.target = rq.target;
3437 ev.time = rq.time;
3438
3439 if (rq.target == xa[XA_TARGETS])
3440 {
3237 Atom32 target_list[4]; 3441 Atom target_list[6];
3442 Atom *target = target_list;
3443
3444 *target++ = xa[XA_TARGETS];
3445 *target++ = xa[XA_TIMESTAMP];
3446 *target++ = XA_STRING;
3447 *target++ = xa[XA_TEXT];
3448 *target++ = xa[XA_COMPOUND_TEXT];
3449#if X_HAVE_UTF8_STRING
3450 *target++ = xa[XA_UTF8_STRING];
3451#endif
3452
3453 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3454 32, PropModeReplace,
3455 (unsigned char *)target_list, target - target_list);
3456 ev.property = rq.property;
3457 }
3458#if TODO // TODO
3459 else if (rq.target == xa[XA_MULTIPLE])
3460 {
3461 /* TODO: Handle MULTIPLE */
3462 }
3463#endif
3464 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3465 {
3466 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3467 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3468 ev.property = rq.property;
3469 }
3470 else if (rq.target == XA_STRING
3471 || rq.target == xa[XA_TEXT]
3472 || rq.target == xa[XA_COMPOUND_TEXT]
3473 || rq.target == xa[XA_UTF8_STRING]
3474 )
3475 {
3476 XTextProperty ct;
3477 Atom target = rq.target;
3478 short freect = 0;
3479 int selectlen;
3480 wchar_t *cl;
3481 enum {
3482 enc_string = XStringStyle,
3483 enc_text = XStdICCTextStyle,
3484 enc_compound_text = XCompoundTextStyle,
3485#ifdef X_HAVE_UTF8_STRING
3486 enc_utf8 = XUTF8StringStyle,
3238#else 3487#else
3239 Atom32 target_list[3]; 3488 enc_utf8 = -1,
3240#endif 3489#endif
3241 Atom target; 3490 } style;
3242 XTextProperty ct;
3243 XICCEncodingStyle style;
3244 char *cl[2], dummy[1];
3245 3491
3246 ev.type = SelectionNotify;
3247 ev.property = None;
3248 ev.display = rq->display;
3249 ev.requestor = rq->requestor;
3250 ev.selection = rq->selection;
3251 ev.target = rq->target;
3252 ev.time = rq->time;
3253
3254 if (rq->target == R->xa[XA_TARGETS]) {
3255 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3256 target_list[1] = (Atom32) XA_STRING;
3257 target_list[2] = (Atom32) R->xa[XA_TEXT];
3258#ifdef USE_XIM
3259 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3260#endif
3261 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3262 (8 * sizeof(target_list[0])), PropModeReplace,
3263 (unsigned char *)target_list,
3264 (sizeof(target_list) / sizeof(target_list[0])));
3265 ev.property = rq->property;
3266 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3267 /* TODO: Handle MULTIPLE */
3268 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3269 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3270 (8 * sizeof(Time)), PropModeReplace,
3271 (unsigned char *)&R->selection_time, 1);
3272 ev.property = rq->property;
3273 } else if (rq->target == XA_STRING
3274 || rq->target == R->xa[XA_COMPOUND_TEXT]
3275 || rq->target == R->xa[XA_TEXT]) {
3276#ifdef USE_XIM
3277 short freect = 0;
3278#endif
3279 int selectlen;
3280
3281#ifdef USE_XIM
3282 if (rq->target != XA_STRING) { 3492 if (target == XA_STRING)
3493 // we actually don't do XA_STRING, but who cares, as i18n clients
3494 // will ask for another format anyways.
3495 style = enc_string;
3496 else if (target == xa[XA_TEXT])
3497 style = enc_text;
3498 else if (target == xa[XA_COMPOUND_TEXT])
3499 style = enc_compound_text;
3500#if ENABLE_FRILLS
3501 else if (target == xa[XA_UTF8_STRING])
3502 style = enc_utf8;
3503#endif
3504 else
3505 {
3283 target = R->xa[XA_COMPOUND_TEXT]; 3506 target = xa[XA_COMPOUND_TEXT];
3284 style = (rq->target == R->xa[XA_COMPOUND_TEXT]) 3507 style = enc_compound_text;
3285 ? XCompoundTextStyle : XStdICCTextStyle;
3286 } else
3287#endif
3288 { 3508 }
3289 target = XA_STRING; 3509
3290 style = XStringStyle; 3510 if (selection.text)
3291 } 3511 {
3292 if (R->selection.text) {
3293 cl[0] = (char *)R->selection.text; 3512 cl = selection.text;
3294 selectlen = R->selection.len; 3513 selectlen = selection.len;
3514 }
3295 } else { 3515 else
3296 cl[0] = dummy; 3516 {
3297 *dummy = '\0'; 3517 cl = L"";
3298 selectlen = 0; 3518 selectlen = 0;
3519 }
3520
3521#if ENABLE_FRILLS
3522 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3523 // so recode it manually
3524 if (style == enc_utf8)
3299 } 3525 {
3300#ifdef USE_XIM
3301 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3302 == Success) /* if we failed to convert then send it raw */
3303 freect = 1; 3526 freect = 1;
3527 ct.encoding = target;
3528 ct.format = 8;
3529 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3530 ct.nitems = strlen ((char *)ct.value);
3531 }
3304 else 3532 else
3305#endif 3533#endif
3534 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3535 freect = 1;
3536 else
3306 { 3537 {
3538 /* if we failed to convert then send it raw */
3307 ct.value = (unsigned char *)cl[0]; 3539 ct.value = (unsigned char *)cl;
3308 ct.nitems = selectlen; 3540 ct.nitems = selectlen;
3541 ct.encoding = target;
3309 } 3542 }
3543
3310 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, 3544 XChangeProperty (disp, rq.requestor, rq.property,
3311 target, 8, PropModeReplace, 3545 ct.encoding, 8, PropModeReplace,
3312 ct.value, (int)ct.nitems); 3546 ct.value, (int)ct.nitems);
3313 ev.property = rq->property; 3547 ev.property = rq.property;
3314#ifdef USE_XIM 3548
3315 if (freect) 3549 if (freect)
3316 XFree(ct.value); 3550 XFree (ct.value);
3317#endif
3318 } 3551 }
3552
3319 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev); 3553 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3320} 3554}
3321 3555
3322/* ------------------------------------------------------------------------- * 3556/* ------------------------------------------------------------------------- *
3323 * MOUSE ROUTINES * 3557 * MOUSE ROUTINES *
3324 * ------------------------------------------------------------------------- */ 3558 * ------------------------------------------------------------------------- */
… …
3327 * return col/row values corresponding to x/y pixel values 3561 * return col/row values corresponding to x/y pixel values
3328 */ 3562 */
3329void 3563void
3330rxvt_term::pixel_position (int *x, int *y) 3564rxvt_term::pixel_position (int *x, int *y)
3331{ 3565{
3332 *x = Pixel2Col(*x); 3566 *x = Pixel2Col (*x);
3333 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */ 3567 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3334 *y = Pixel2Row(*y); 3568 *y = Pixel2Row (*y);
3335 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */ 3569 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3336} 3570}
3337 3571
3338/* ------------------------------------------------------------------------- */ 3572/* ------------------------------------------------------------------------- */
3339#ifdef USE_XIM 3573#ifdef USE_XIM
3340void 3574void
3341rxvt_term::set_position (XPoint *pos) 3575rxvt_term::im_set_position (XPoint &pos)
3342{ 3576{
3343 XWindowAttributes xwa; 3577 XWindowAttributes xwa;
3344 3578
3345 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3579 XGetWindowAttributes (display->display, vt, &xwa);
3580
3346 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3581 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3347 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3582 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3348} 3583}
3349
3350#endif 3584#endif
3351/* ------------------------------------------------------------------------- */ 3585
3352 3586#if ENABLE_OVERLAY
3587void
3588rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3589{
3590 if (nrow < 3 || ncol < 3)
3591 return;
3592
3593 want_refresh = 1;
3594
3595 scr_overlay_off ();
3596
3597 if (x < 0) x = ncol - w;
3598 if (y < 0) y = nrow - h;
3599
3600 // make space for border
3601 w += 2; min_it (w, ncol);
3602 h += 2; min_it (h, nrow);
3603
3604 x -= 1; clamp_it (x, 0, ncol - w);
3605 y -= 1; clamp_it (y, 0, nrow - h);
3606
3607 ov_x = x; ov_y = y;
3608 ov_w = w; ov_h = h;
3609
3610 ov_text = new text_t *[h];
3611 ov_rend = new rend_t *[h];
3612
3613 for (y = 0; y < h; y++)
3614 {
3615 text_t *tp = ov_text[y] = new text_t[w];
3616 rend_t *rp = ov_rend[y] = new rend_t[w];
3617
3618 text_t t0, t1, t2;
3619 rend_t r = OVERLAY_RSTYLE;
3620
3621 if (y == 0)
3622 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3623 else if (y < h - 1)
3624 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3625 else
3626 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3627
3628 *tp++ = t0;
3629 *rp++ = r;
3630
3631 for (x = w - 2; x > 0; --x)
3632 {
3633 *tp++ = t1;
3634 *rp++ = r;
3635 }
3636
3637 *tp = t2;
3638 *rp = r;
3639 }
3640}
3641
3642void
3643rxvt_term::scr_overlay_off ()
3644{
3645 if (!ov_text)
3646 return;
3647
3648 want_refresh = 1;
3649
3650 for (int y = 0; y < ov_h; y++)
3651 {
3652 delete [] ov_text[y];
3653 delete [] ov_rend[y];
3654 }
3655
3656 delete [] ov_text; ov_text = 0;
3657 delete [] ov_rend; ov_rend = 0;
3658}
3659
3660void
3661rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3662{
3663 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3664 return;
3665
3666 x++, y++;
3667
3668 ov_text[y][x] = text;
3669 ov_rend[y][x] = rend;
3670}
3671
3672void
3673rxvt_term::scr_overlay_set (int x, int y, const char *s)
3674{
3675 while (*s)
3676 scr_overlay_set (x++, y, *s++);
3677}
3678
3679void
3680rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3681{
3682 while (*s)
3683 {
3684 text_t t = *s++;
3685 int width = wcwidth (t);
3686
3687 while (width--)
3688 {
3689 scr_overlay_set (x++, y, t);
3690 t = NOCHAR;
3691 }
3692 }
3693}
3694
3695void
3696rxvt_term::scr_swap_overlay ()
3697{
3698 if (!ov_text)
3699 return;
3700
3701 // swap screen mem with overlay
3702 for (int y = ov_h; y--; )
3703 {
3704 text_t *t1 = ov_text[y];
3705 rend_t *r1 = ov_rend[y];
3706
3707 text_t *t2 = ROW(y + ov_y - view_start).t + ov_x;
3708 rend_t *r2 = ROW(y + ov_y - view_start).r + ov_x;
3709
3710 for (int x = ov_w; x--; )
3711 {
3712 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3713 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3714 }
3715 }
3716}
3717
3718#endif
3353/* ------------------------------------------------------------------------- * 3719/* ------------------------------------------------------------------------- */
3354 * DEBUG ROUTINES *
3355 * ------------------------------------------------------------------------- */
3356#if 0
3357/* INTPROTO */
3358void
3359rxvt_debug_colors(void)
3360{
3361 int color;
3362 const char *name[] = {
3363 "fg", "bg",
3364 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3365 };
3366 3720
3367 fprintf(stderr, "Color ( ");
3368 if (R->rstyle & RS_RVid)
3369 fprintf(stderr, "rvid ");
3370 if (R->rstyle & RS_Bold)
3371 fprintf(stderr, "bold ");
3372 if (R->rstyle & RS_Blink)
3373 fprintf(stderr, "blink ");
3374 if (R->rstyle & RS_Uline)
3375 fprintf(stderr, "uline ");
3376 fprintf(stderr, "): ");
3377
3378 color = GET_FGCOLOR(R->rstyle);
3379#ifndef NO_BRIGHTCOLOR
3380 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3381 color -= (minBrightCOLOR - minCOLOR);
3382 fprintf(stderr, "bright ");
3383 }
3384#endif
3385 fprintf(stderr, "%s on ", name[color]);
3386
3387 color = GET_BGCOLOR(R->rstyle);
3388#ifndef NO_BRIGHTCOLOR
3389 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3390 color -= (minBrightCOLOR - minCOLOR);
3391 fprintf(stderr, "bright ");
3392 }
3393#endif
3394 fprintf(stderr, "%s\n", name[color]);
3395}
3396#endif

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