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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.74 by pcg, Sun May 9 18:19:49 2004 UTC vs.
Revision 1.239 by root, Thu Jan 19 17:14:46 2006 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 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
23/* 23/*
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#define INTERN_SCREEN
29#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
30#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
31 30
32#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
33 32
34#include <stdint.h> 33#include <inttypes.h>
35#include <wchar.h>
36 34
37#include "salloc.C" // HACK, should be a seperate compile! 35#include "salloc.C" // HACK, should be a seperate compile!
38 36
39inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
40{ 38{
41 while (len--) 39 while (len--)
42 *start++ = value; 40 *start++ = value;
43} 41}
44 42
45/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
47#define TABSIZE 8 /* default tab size */ 46#define TABSIZE 8 /* default tab size */
48 47
49/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
53 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 53 view_start = 0
55#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 58 selection.beg.row = selection.beg.col \
60 = selection.mark.row = selection.mark.col \ 59 = selection.mark.row = selection.mark.col \
61 = selection.end.row = selection.end.col = 0 60 = selection.end.row = selection.end.col = 0
62 61
63#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
64 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 63 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
65#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
66 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 65 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
67#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) > (D))) 67 (((A) == (C)) && ((B) > (D)))
69#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
70 (((A) == (C)) && ((B) >= (D))) 69 (((A) == (C)) && ((B) >= (D)))
71#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) < (D))) 71 (((A) == (C)) && ((B) < (D)))
73#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
74 (((A) == (C)) && ((B) <= (D))) 73 (((A) == (C)) && ((B) <= (D)))
75 74
76/* these must be row_col_t */ 75/* these must be row_col_t */
77#define ROWCOL_IS_AFTER(X, Y) \ 76#define ROWCOL_IS_AFTER(X, Y) \
78 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IS_BEFORE(X, Y) \ 78#define ROWCOL_IS_BEFORE(X, Y) \
80 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_AFTER(X, Y) \ 80#define ROWCOL_IN_ROW_AFTER(X, Y) \
82 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_BEFORE(X, Y) \
84 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
87#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
88 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
89 88
90/* 89/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
93 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
94 */ 93 */
95#define drawBuffer TermWin.vt 94#define drawBuffer vt
96 95
97#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \ 97 if (mapped) \
99 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \ 98 XClearArea (display->display, drawBuffer, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
101 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
102 101
103#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 103 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
106 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
108 107
109#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
111 TermWin.int_bwidth, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
113 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
114 113
115/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
118/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
119void 119void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const
121{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
122 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
123 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
124 136
125 while (width--) 137 while (width--)
126 { 138 {
127 *et++ = ' '; 139 *et++ = ' ';
128 *er++ = efs; 140 *er++ = efs;
… …
130} 142}
131 143
132/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
134void 146void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const
136{ 148{
137#ifdef DEBUG_STRICT 149 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 150
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 151 l.l = 0;
152 l.f = 0;
147} 153}
148 154
149/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
152void 159void
153rxvt_term::scr_reset () 160rxvt_term::scr_reset ()
154{ 161{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 162#if ENABLE_OVERLAY
156 unsigned int p, q; 163 scr_overlay_off ();
157 int k; 164#endif
158 rend_t setrstyle;
159 165
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
161
162 TermWin.view_start = 0; 166 view_start = 0;
163 num_scr = 0; 167 num_scr = 0;
164 168
165 if (TermWin.ncol == 0) 169 if (ncol == 0)
166 TermWin.ncol = 80; 170 ncol = 80;
167 171
168 if (TermWin.nrow == 0) 172 if (nrow == 0)
169 TermWin.nrow = 24; 173 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 174
174 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 176 return;
176 177
178 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
177 want_refresh = 1; 187 want_refresh = 1;
178 188
189 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 191
182 screen.tscroll = 0; 192 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
184 194
185 if (!talloc) 195 if (!row_buf)
186 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0; /* no saved lines */
201 term_start = 0;
202
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
189 }
190 205
191 if (prev_nrow == 0) 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
192 { 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
193 /* 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 * first time called so just malloc everything: don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201 209
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 210 for (int row = nrow; row--; )
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
204
205 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
206 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
207 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
208 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
209
210 for (p = 0; p < nrow; p++)
211 {
212 q = p + TermWin.saveLines;
213 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
214 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
215 screen.tlen[q] = swap.tlen[p] = 0;
216 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
217 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
218 216
219 MEMSET (charsets, 'B', sizeof (charsets)); 217 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 221 screen.charset = 0;
225 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
245 else 242 else
246 { 243 {
247 /* 244 /*
248 * add or delete rows as appropriate 245 * add or delete rows as appropriate
249 */ 246 */
250 setrstyle = DEFAULT_RSTYLE;
251 247
248 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
249 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
250
251#if 0
252 if (nrow < prev_nrow) 252 if (nrow < prev_nrow)
253 { 253 {
254 /* delete rows */
255 k = min (TermWin.nscrolled, prev_nrow - nrow);
256 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
257
258 for (p = nrow; p < prev_nrow; p++) 254 for (int row = nrow; row < prev_nrow; row++)
259 { 255 {
260 q = p + TermWin.saveLines; 256 lfree (swap_buf [row]);
257 lfree (drawn_buf[row]);
258 }
259 }
260#endif
261 261
262 if (screen.text[q]) 262 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
263 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
264
265 for (int row = min (nrow, prev_nrow); row--; )
266 {
267 lresize (drawn_buf[row]);
268 lresize (swap_buf [row]);
269 }
270
271 for (int row = prev_nrow; row < nrow; row++)
272 {
273 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
274 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
275 }
276
277 line_t *old_buf = row_buf;
278 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
279
280 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
281 int pend = MOD (term_start + top_row , prev_total_rows);
282 int q = total_rows; // rewrapped row
283
284 if (top_row)
285 {
286 // re-wrap lines, this is rather ugly, possibly because I am too dumb
287 // to come up with a lean and mean algorithm.
288
289 row_col_t ocur = screen.cur;
290 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
291
292 do
293 {
294 p = MOD (p - 1, prev_total_rows);
295#ifdef DEBUG_STRICT
296 assert (old_buf [MOD (p, prev_total_rows)].t);
297#endif
298 int plines = 1;
299 int llen = old_buf [MOD (p, prev_total_rows)].l;
300
301 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
263 { 302 {
264#ifdef DEBUG_STRICT 303 p = MOD (p - 1, prev_total_rows);
265 assert (screen.rend[q]); 304
266#endif 305 plines++;
267 talloc->free (screen.text[q]); 306 llen += prev_ncol;
268 ralloc->free (screen.rend[q]);
269 } 307 }
270 308
271 if (swap.text[p]) 309 int qlines = max (0, (llen - 1) / ncol) + 1;
310
311 // drop partial lines completely
312 if (q < qlines)
313 break;
314
315 q -= qlines;
316
317 int lofs = 0;
318 line_t *qline;
319
320 // re-assemble the full line by destination lines
321 for (int qrow = q; qlines--; qrow++)
272 { 322 {
273#ifdef DEBUG_STRICT 323 qline = row_buf + qrow;
324 lalloc (*qline);
325 qline->l = ncol;
326 qline->is_longer (1);
327
328 int qcol = 0;
329
330 // see below for cursor adjustment rationale
331 if (p == ocur.row)
332 screen.cur.row = q - (total_rows - nrow);
333
334 // fill a single destination line
335 while (lofs < llen && qcol < ncol)
336 {
337 int prow = lofs / prev_ncol;
338 int pcol = lofs % prev_ncol;
339
340 prow = MOD (p + prow, prev_total_rows);
341
342 // we only adjust the cursor _row_ and put it into
343 // the topmost line of "long line" it was in, as
344 // this seems to upset applications/shells/readline
345 // least.
346 if (prow == ocur.row)
347 screen.cur.row = q - (total_rows - nrow);
348
349 line_t &pline = old_buf [prow];
350
351 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
352
274 assert (swap.rend[p]); 353 assert (len);
275#endif 354 assert (pline.t);
276 talloc->free (swap.text[p]); 355
277 ralloc->free (swap.rend[p]); 356 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
357 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
358
359 lofs += len;
360 qcol += len;
361 }
278 } 362 }
279 363
280#ifdef DEBUG_STRICT 364 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
281 assert (drawn_text[p] && drawn_rend[p]); 365 qline->is_longer (0);
282#endif 366 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
283 talloc->free (drawn_text[p]);
284 ralloc->free (drawn_rend[p]);
285 } 367 }
368 while (p != pend && q > 0);
286 369
287 /* we have fewer rows so fix up cursor position */ 370 term_start = total_rows - nrow;
288 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 371 top_row = q - term_start;
289 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 372
290 373 // make sure all terminal lines exist
291 scr_reset_realloc (); /* realloc _last_ */ 374 while (top_row > 0)
292 } 375 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
293 else if (nrow > prev_nrow)
294 { 376 }
295 /* add rows */ 377 else
296 scr_reset_realloc (); /* realloc _first_ */ 378 {
297 379 // if no scrollback exists (yet), wing, instead of wrap
298 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 380
299 381 for (int row = min (nrow, prev_nrow); row--; )
300 k = min (TermWin.nscrolled, nrow - prev_nrow);
301
302 for (p = prev_total_rows; p < total_rows; p++)
303 { 382 {
304 screen.tlen[p] = 0; 383 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
305 screen.text[p] = NULL; 384 line_t &qline = row_buf [row];
306 screen.rend[p] = NULL; 385
386 qline = pline;
387 lresize (qline);
307 } 388 }
308 389
309 for (p = prev_total_rows; p < total_rows - k; p++)
310 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
311
312 for (p = prev_nrow; p < nrow; p++) 390 for (int row = prev_nrow; row < nrow; row++)
313 { 391 {
314 swap.tlen[p] = 0; 392 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
315 swap.text[p] = NULL;
316 swap.rend[p] = NULL;
317 drawn_text[p] = NULL;
318 drawn_rend[p] = NULL;
319 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
320 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
321 } 393 }
322 394
323 if (k > 0) 395 term_start = 0;
324 {
325 scr_scroll_text (0, (int)nrow - 1, -k, 1);
326 screen.cur.row += k;
327 screen.s_cur.row += k;
328 TermWin.nscrolled -= k;
329 }
330#ifdef DEBUG_STRICT
331 assert (screen.cur.row < TermWin.nrow);
332 assert (swap.cur.row < TermWin.nrow);
333#else /* drive with your eyes closed */
334
335 MIN_IT (screen.cur.row, nrow - 1);
336 MIN_IT (swap.cur.row, nrow - 1);
337#endif
338 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
339 }
340
341 /* resize columns */
342 if (ncol != prev_ncol)
343 { 396 }
344 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
345 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
346 397
347 for (p = 0; p < total_rows; p++) 398 free (old_buf);
348 { 399 delete old_ta;
349 if (screen.text[p]) 400 delete old_ra;
350 {
351 screen.text[p] = (text_t *)ta->alloc (screen.text[p], prev_ncol * sizeof (text_t));
352 screen.rend[p] = (rend_t *)ra->alloc (screen.rend[p], prev_ncol * sizeof (rend_t));
353 401
354 MIN_IT (screen.tlen[p], (int16_t)ncol); 402 clamp_it (screen.cur.row, 0, nrow - 1);
355 403 clamp_it (screen.cur.col, 0, ncol - 1);
356 if (ncol > prev_ncol)
357 scr_blank_line (&screen.text[p][prev_ncol],
358 &screen.rend[p][prev_ncol],
359 ncol - prev_ncol, setrstyle);
360 }
361 }
362
363 for (p = 0; p < nrow; p++)
364 {
365 drawn_text[p] = (text_t *)ta->alloc (drawn_text[p], prev_ncol * sizeof (text_t));
366 drawn_rend[p] = (rend_t *)ra->alloc (drawn_rend[p], prev_ncol * sizeof (rend_t));
367
368 if (ncol > prev_ncol)
369 scr_blank_line (&drawn_text[p][prev_ncol],
370 &drawn_rend[p][prev_ncol],
371 ncol - prev_ncol, setrstyle);
372
373 if (swap.text[p])
374 {
375 swap.text[p] = (text_t *)ta->alloc (swap.text[p], prev_ncol * sizeof (text_t));
376 swap.rend[p] = (rend_t *)ra->alloc (swap.rend[p], prev_ncol * sizeof (rend_t));
377
378 MIN_IT (swap.tlen[p], (int16_t)ncol);
379
380 if (ncol > prev_ncol)
381 scr_blank_line (&swap.text[p][prev_ncol],
382 &swap.rend[p][prev_ncol],
383 ncol - prev_ncol, setrstyle);
384 }
385
386 }
387
388 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
389 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
390
391 delete talloc; talloc = ta;
392 delete ralloc; ralloc = ra;
393 }
394 404
395 if (tabs) 405 if (tabs)
396 free (tabs); 406 free (tabs);
397 } 407 }
398 408
399 prev_nrow = nrow; 409 prev_nrow = nrow;
400 prev_ncol = ncol; 410 prev_ncol = ncol;
401 411
402 tabs = (char *)rxvt_malloc (ncol * sizeof (char)); 412 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
403 413
404 for (p = 0; p < ncol; p++) 414 for (int col = ncol; col--; )
405 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 415 tabs [col] = col % TABSIZE == 0;
406 416
407 tt_winch (); 417 tt_winch ();
408}
409 418
410void 419 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
411rxvt_term::scr_reset_realloc ()
412{
413 uint16_t total_rows, nrow;
414
415 nrow = TermWin.nrow;
416 total_rows = nrow + TermWin.saveLines;
417 /* *INDENT-OFF* */
418 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
419 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
420 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
421 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
422
423 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
424 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
425
426 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
427 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
428 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
429 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
430 /* *INDENT-ON* */
431} 420}
432 421
433/* ------------------------------------------------------------------------- */ 422/* ------------------------------------------------------------------------- */
434/* 423/*
435 * Free everything. That way malloc debugging can find leakage. 424 * Free everything. That way malloc debugging can find leakage.
436 */ 425 */
437void 426void
438rxvt_term::scr_release () 427rxvt_term::scr_release ()
439{ 428{
440 uint16_t total_rows;
441 int i;
442
443 total_rows = TermWin.nrow + TermWin.saveLines;
444
445 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
446 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
447 431
448 free (screen.text); 432 free (row_buf);
449 free (screen.tlen); 433 free (swap_buf);
450 free (screen.rend);
451 free (drawn_text); 434 free (drawn_buf);
452 free (drawn_rend);
453 free (swap.text);
454 free (swap.tlen);
455 free (swap.rend);
456 free (buf_text);
457 free (buf_rend);
458 free (tabs); 435 free (tabs);
459 436
460 /* NULL these so if anything tries to use them, we'll know about it */ 437 row_buf = 0; // signal that we freed all the arrays
461 screen.text = drawn_text = swap.text = NULL;
462 screen.rend = drawn_rend = swap.rend = NULL;
463 screen.tlen = swap.tlen = NULL;
464 buf_text = NULL;
465 buf_rend = NULL;
466 tabs = NULL;
467} 438}
468 439
469/* ------------------------------------------------------------------------- */ 440/* ------------------------------------------------------------------------- */
470/* 441/*
471 * Hard reset 442 * Hard reset
472 */ 443 */
473void 444void
474rxvt_term::scr_poweron () 445rxvt_term::scr_poweron ()
475{ 446{
476 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
477
478 scr_release (); 447 scr_release ();
479 prev_nrow = prev_ncol = 0; 448 prev_nrow = prev_ncol = 0;
480 scr_reset (); 449 scr_reset ();
481 450
482 scr_clear (true); 451 scr_clear (true);
483 scr_refresh (SLOW_REFRESH); 452 scr_refresh ();
484} 453}
485 454
486/* ------------------------------------------------------------------------- * 455/* ------------------------------------------------------------------------- *
487 * PROCESS SCREEN COMMANDS * 456 * PROCESS SCREEN COMMANDS *
488 * ------------------------------------------------------------------------- */ 457 * ------------------------------------------------------------------------- */
… …
493 */ 462 */
494void 463void
495rxvt_term::scr_cursor (int mode) 464rxvt_term::scr_cursor (int mode)
496{ 465{
497 screen_t *s; 466 screen_t *s;
498
499 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
500 467
501#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 468#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
502 if (current_screen == SECONDARY) 469 if (current_screen == SECONDARY)
503 s = &swap; 470 s = &swap;
504 else 471 else
… …
506 s = &screen; 473 s = &screen;
507 474
508 switch (mode) 475 switch (mode)
509 { 476 {
510 case SAVE: 477 case SAVE:
511 s->s_cur.row = s->cur.row; 478 s->s_cur.row = screen.cur.row;
512 s->s_cur.col = s->cur.col; 479 s->s_cur.col = screen.cur.col;
513 s->s_rstyle = rstyle; 480 s->s_rstyle = rstyle;
514 s->s_charset = s->charset; 481 s->s_charset = screen.charset;
515 s->s_charset_char = charsets[s->charset]; 482 s->s_charset_char = charsets[screen.charset];
516 break; 483 break;
517 484
518 case RESTORE: 485 case RESTORE:
519 want_refresh = 1; 486 want_refresh = 1;
520 s->cur.row = s->s_cur.row; 487 screen.cur.row = s->s_cur.row;
521 s->cur.col = s->s_cur.col; 488 screen.cur.col = s->s_cur.col;
522 s->flags &= ~Screen_WrapNext; 489 screen.flags &= ~Screen_WrapNext;
523 rstyle = s->s_rstyle; 490 rstyle = s->s_rstyle;
524 s->charset = s->s_charset; 491 screen.charset = s->s_charset;
525 charsets[s->charset] = s->s_charset_char; 492 charsets[screen.charset] = s->s_charset_char;
526 set_font_style (); 493 set_font_style ();
527 break; 494 break;
528 } 495 }
529 496
530 /* boundary check in case screen size changed between SAVE and RESTORE */ 497 /* boundary check in case screen size changed between SAVE and RESTORE */
531 MIN_IT (s->cur.row, TermWin.nrow - 1); 498 min_it (s->cur.row, nrow - 1);
532 MIN_IT (s->cur.col, TermWin.ncol - 1); 499 min_it (s->cur.col, ncol - 1);
533#ifdef DEBUG_STRICT 500#ifdef DEBUG_STRICT
534 assert (s->cur.row >= 0); 501 assert (s->cur.row >= 0);
535 assert (s->cur.col >= 0); 502 assert (s->cur.col >= 0);
536#else /* drive with your eyes closed */
537 MAX_IT (s->cur.row, 0);
538 MAX_IT (s->cur.col, 0);
539#endif 503#endif
540} 504}
541 505
542/* ------------------------------------------------------------------------- */ 506/* ------------------------------------------------------------------------- */
543/* 507/*
… …
546 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 510 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
547 */ 511 */
548int 512int
549rxvt_term::scr_change_screen (int scrn) 513rxvt_term::scr_change_screen (int scrn)
550{ 514{
551 int i;
552#if NSCREENS
553 int offset;
554#endif
555
556 want_refresh = 1; 515 want_refresh = 1;
557
558 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
559
560 TermWin.view_start = 0; 516 view_start = 0;
561 517
562 if (current_screen == scrn) 518 if (current_screen == scrn)
563 return scrn; 519 return scrn;
564 520
565 selection_check (2); /* check for boundary cross */ 521 selection_check (2); /* check for boundary cross */
566 522
567 SWAP_IT (current_screen, scrn, int); 523 int i = current_screen; current_screen = scrn; scrn = i;
524
525 ::swap (screen.cur.row, swap.cur.row);
526 ::swap (screen.cur.col, swap.cur.col);
527
528 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
529 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
530
568#if NSCREENS 531#if NSCREENS
569 if (Options & Opt_secondaryScreen) 532 if (OPTION (Opt_secondaryScreen))
570 { 533 {
571 num_scr = 0; 534 num_scr = 0;
572 offset = TermWin.saveLines; 535
573 for (i = prev_nrow; i--;) 536 for (int i = prev_nrow; i--; )
574 { 537 ::swap (ROW(i), swap_buf [i]);
575 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 538
576 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t);
577 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
578 }
579 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
580 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
581# ifdef DEBUG_STRICT
582 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
583 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
584# else /* drive with your eyes closed */
585 MAX_IT (screen.cur.row, 0);
586 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
587 MAX_IT (screen.cur.col, 0);
588 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
589# endif
590 SWAP_IT (screen.charset, swap.charset, int16_t); 539 ::swap (screen.charset, swap.charset);
591 SWAP_IT (screen.flags, swap.flags, int); 540 ::swap (screen.flags, swap.flags);
592 screen.flags |= Screen_VisibleCursor; 541 screen.flags |= Screen_VisibleCursor;
593 swap.flags |= Screen_VisibleCursor; 542 swap.flags |= Screen_VisibleCursor;
594 } 543 }
595 else 544 else
596#endif 545#endif
597 if (Options & Opt_secondaryScroll) 546 if (OPTION (Opt_secondaryScroll))
598 //if (current_screen == PRIMARY)
599 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 547 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
548
600 return scrn; 549 return scrn;
601} 550}
602 551
552// clear WrapNext indicator, solidifying position on next line
553void
554rxvt_term::scr_do_wrap ()
555{
556 if (!(screen.flags & Screen_WrapNext))
557 return;
558
559 screen.flags &= ~Screen_WrapNext;
560
561 screen.cur.col = 0;
562
563 if (screen.cur.row == screen.bscroll)
564 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
565 else if (screen.cur.row < nrow - 1)
566 screen.cur.row++;
567}
568
603/* ------------------------------------------------------------------------- */ 569/* ------------------------------------------------------------------------- */
604/* 570/*
605 * Change the colour for following text 571 * Change the colour for following text
606 */ 572 */
607void 573void
608rxvt_term::scr_color (unsigned int color, int fgbg) 574rxvt_term::scr_color (unsigned int color, int fgbg)
609{ 575{
610 color &= RS_fgMask; 576 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
577 color = fgbg;
578
611 if (fgbg == Color_fg) 579 if (fgbg == Color_fg)
612 rstyle = SET_FGCOLOR (rstyle, color); 580 rstyle = SET_FGCOLOR (rstyle, color);
613 else 581 else
614 rstyle = SET_BGCOLOR (rstyle, color); 582 rstyle = SET_BGCOLOR (rstyle, color);
615} 583}
… …
632/* ------------------------------------------------------------------------- */ 600/* ------------------------------------------------------------------------- */
633/* 601/*
634 * Scroll text between <row1> and <row2> inclusive, by <count> lines 602 * Scroll text between <row1> and <row2> inclusive, by <count> lines
635 * count positive ==> scroll up 603 * count positive ==> scroll up
636 * count negative ==> scroll down 604 * count negative ==> scroll down
637 * spec == 0 for normal routines
638 */ 605 */
639int 606int
640rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 607rxvt_term::scr_scroll_text (int row1, int row2, int count)
641{ 608{
642 int i, j;
643 long nscrolled;
644
645 if (count == 0 || (row1 > row2)) 609 if (count == 0 || (row1 > row2))
646 return 0; 610 return 0;
647 611
648 want_refresh = 1; 612 want_refresh = 1;
649 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 613 num_scr += count;
650 614
651 if (row1 == 0 && count > 0 615 if (count > 0
616 && row1 == 0
652 && (current_screen == PRIMARY || Options & Opt_secondaryScroll)) 617 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
618 {
619 top_row = max (top_row - count, -saveLines);
620
621 // scroll everything up 'count' lines
622 term_start = (term_start + count) % total_rows;
623
624 // sever bottommost line
653 { 625 {
654 nscrolled = (long)TermWin.nscrolled + (long)count; 626 line_t &l = ROW(row2 - count);
627 l.is_longer (0);
628 l.touch ();
629 }
655 630
656 if (nscrolled > (long)TermWin.saveLines) 631 // erase newly scrolled-in lines
657 TermWin.nscrolled = TermWin.saveLines; 632 for (int i = count; i--; )
633 {
634 // basically this is a slightly optimized scr_blank_screen_mem
635 // it is worth the effort on slower machines
636 line_t &l = ROW(nrow - 1 - i);
637
638 scr_blank_line (l, 0, l.l, rstyle);
639
640 l.l = 0;
641 l.f = 0;
642 }
643
644 // now copy lines below the scroll region bottom to the
645 // bottom of the screen again, so they look as if they
646 // hadn't moved.
647 for (int i = nrow; --i > row2; )
648 {
649 line_t &l1 = ROW(i - count);
650 line_t &l2 = ROW(i);
651
652 ::swap (l1, l2);
653 l2.touch ();
654 }
658 else 655
659 TermWin.nscrolled = (uint16_t)nscrolled; 656 // move and/or clear selection, if any
657 if (selection.op && current_screen == selection.screen)
658 {
659 selection.beg.row -= count;
660 selection.end.row -= count;
661 selection.mark.row -= count;
660 662
663 if (selection.beg.row < top_row
664 || selection.end.row < top_row
665 || selection.mark.row < top_row)
666 {
667 CLEAR_ALL_SELECTION ();
668 selection.op = SELECTION_CLEAR;
669 }
670 }
671
672 // finally move the view window, if desired
661 if ((Options & Opt_scrollWithBuffer) 673 if (OPTION (Opt_scrollWithBuffer)
662 && TermWin.view_start != 0 674 && view_start != 0
663 && TermWin.view_start != TermWin.saveLines) 675 && view_start != -saveLines)
664 scr_page (UP, count); 676 scr_page (UP, count);
677
678 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
679 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
680 }
681 else
665 } 682 {
666 else if (!spec)
667 row1 += TermWin.saveLines;
668
669 row2 += TermWin.saveLines;
670
671 if (selection.op && current_screen == selection.screen) 683 if (selection.op && current_screen == selection.screen)
672 { 684 {
673 i = selection.beg.row + TermWin.saveLines; 685 if ((selection.beg.row < row1 && selection.end.row > row1)
674 j = selection.end.row + TermWin.saveLines; 686 || (selection.beg.row < row2 && selection.end.row > row2)
675 if ((i < row1 && j > row1) 687 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
676 || (i < row2 && j > row2) 688 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
677 || (i - count < row1 && i >= row1) 689 || (selection.end.row - count < row1 && selection.end.row >= row1)
678 || (i - count > row2 && i <= row2) 690 || (selection.end.row - count > row2 && selection.end.row <= row2))
679 || (j - count < row1 && j >= row1)
680 || (j - count > row2 && j <= row2))
681 { 691 {
682 CLEAR_ALL_SELECTION (); 692 CLEAR_ALL_SELECTION ();
683 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 693 selection.op = SELECTION_CLEAR;
684 } 694 }
685 else if (j >= row1 && j <= row2) 695 else if (selection.end.row >= row1 && selection.end.row <= row2)
686 { 696 {
687 /* move selected region too */ 697 /* move selected region too */
688 selection.beg.row -= count; 698 selection.beg.row -= count;
689 selection.end.row -= count; 699 selection.end.row -= count;
690 selection.mark.row -= count; 700 selection.mark.row -= count;
701
702 selection_check (0);
691 } 703 }
692 }
693
694 selection_check (0); /* _after_ TermWin.nscrolled update */
695
696 num_scr += count;
697 j = count;
698
699 if (count < 0)
700 count = -count;
701
702 i = row2 - row1 + 1;
703 MIN_IT (count, i);
704
705 if (j > 0)
706 {
707 /* A: scroll up */
708
709 /* A1: Copy lines that will get clobbered by the rotation */
710 for (i = 0, j = row1; i < count; i++, j++)
711 { 704 }
712 buf_text[i] = screen.text[j]; 705
713 buf_rend[i] = screen.rend[j]; 706 // use a simple and robust scrolling algorithm, this
707 // part of scr_scroll_text is not time-critical.
708
709 int rows = row2 - row1 + 1;
710
711 min_it (count, rows);
712
713 line_t *temp_buf = row_buf + total_rows;
714
715 for (int row = 0; row < rows; row++)
714 } 716 {
717 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
715 718
716 /* A2: Rotate lines */ 719 if (!IN_RANGE_EXC (row + count, 0, rows))
717 for (j = row1, i = j + count; i <= row2; i++, j++) 720 scr_blank_screen_mem (temp_buf [row], rstyle);
718 { 721 }
719 screen.tlen[j] = screen.tlen[i];
720 screen.text[j] = screen.text[i];
721 screen.rend[j] = screen.rend[i];
722 }
723 722
724 j = row2 - count + 1, i = count; 723 for (int row = 0; row < rows; row++)
725 } 724 ROW(row1 + row) = temp_buf [row];
726 else /* if (j < 0) */
727 {
728 /* B: scroll down */
729
730 /* B1: Copy lines that will get clobbered by the rotation */
731 for (i = 0, j = row2; i < count; i++, j--)
732 {
733 buf_text[i] = screen.text[j];
734 buf_rend[i] = screen.rend[j];
735 }
736
737 /* B2: Rotate lines */
738 for (j = row2, i = j - count; i >= row1; i--, j--)
739 {
740 screen.tlen[j] = screen.tlen[i];
741 screen.text[j] = screen.text[i];
742 screen.rend[j] = screen.rend[i];
743 }
744
745 j = row1, i = count;
746 count = -count;
747 }
748
749 /* C: Resurrect lines */
750 for (; i--; j++)
751 {
752 screen.tlen[j] = 0;
753 screen.text[j] = buf_text[i];
754 screen.rend[j] = buf_rend[i];
755
756 if (!spec) /* line length may not equal TermWin.ncol */
757 scr_blank_screen_mem (screen.text, screen.rend, (unsigned int)j, rstyle);
758 } 725 }
759 726
760 return count; 727 return count;
761} 728}
762 729
763/* ------------------------------------------------------------------------- */ 730/* ------------------------------------------------------------------------- */
764/* 731/*
765 * Add text given in <str> of length <len> to screen struct 732 * Add text given in <str> of length <len> to screen struct
766 */ 733 */
767void 734void
768rxvt_term::scr_add_lines (const unicode_t *str, int nlines, int len) 735rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines)
769{ 736{
770 unsigned char checksel, clearsel;
771 unicode_t c;
772 int i, row, last_col;
773 text_t *stp;
774 rend_t *srp;
775
776 if (len <= 0) /* sanity */ 737 if (len <= 0) /* sanity */
777 return; 738 return;
778 739
740 unsigned char checksel;
741 unicode_t c;
742 int ncol = this->ncol;
743 const wchar_t *strend = str + len;
744
779 want_refresh = 1; 745 want_refresh = 1;
780 last_col = TermWin.ncol;
781
782 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
783 ZERO_SCROLLBACK (); 746 ZERO_SCROLLBACK ();
747
784 if (nlines > 0) 748 if (minlines > 0)
785 { 749 {
786 nlines += (screen.cur.row - screen.bscroll); 750 minlines += screen.cur.row - screen.bscroll;
751
787 if ((nlines > 0) 752 if (minlines > 0
788 && (screen.tscroll == 0) 753 && screen.tscroll == 0
789 && (screen.bscroll == (TermWin.nrow - 1))) 754 && screen.bscroll == nrow - 1)
790 { 755 {
791 /* _at least_ this many lines need to be scrolled */ 756 /* _at least_ this many lines need to be scrolled */
792 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 757 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
793 screen.cur.row -= nlines; 758 screen.cur.row -= minlines;
794 } 759 }
795 } 760 }
761
796#ifdef DEBUG_STRICT 762#ifdef DEBUG_STRICT
797 assert (screen.cur.col < last_col); 763 assert (screen.cur.col < ncol);
798 assert ((screen.cur.row < TermWin.nrow) 764 assert (screen.cur.row < nrow
799 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 765 && screen.cur.row >= top_row);
800#else /* drive with your eyes closed */
801 MIN_IT (screen.cur.col, last_col - 1);
802 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
803 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
804#endif 766#endif
805 row = screen.cur.row + TermWin.saveLines; 767 int row = screen.cur.row;
806 768
807 checksel = selection.op && current_screen == selection.screen ? 1 : 0; 769 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
808 clearsel = 0;
809 770
810 stp = screen.text[row]; 771 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 772
813 while (len--) 773 while (str < strend)
814 { 774 {
815 c = *str++; 775 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 776
817 if (c < 0x20) 777 if (c < 0x20)
818 switch (c) 778 if (c == C0_LF)
819 { 779 {
820 case C0_HT: 780 max_it (line->l, screen.cur.col);
821 scr_tab (1);
822 continue;
823 781
824 case C0_LF:
825 if (screen.tlen[row] != -1) /* XXX: think about this */
826 MAX_IT (screen.tlen[row], screen.cur.col);
827
828 screen.flags &= ~Screen_WrapNext; 782 screen.flags &= ~Screen_WrapNext;
829 783
830 if (screen.cur.row == screen.bscroll) 784 if (screen.cur.row == screen.bscroll)
831 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 785 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
832 else if (screen.cur.row < (TermWin.nrow - 1)) 786 else if (screen.cur.row < (nrow - 1))
833 row = (++screen.cur.row) + TermWin.saveLines; 787 row = ++screen.cur.row;
834 788
835 stp = screen.text[row]; /* _must_ refresh */ 789 line = &ROW(row); /* _must_ refresh */
836 srp = screen.rend[row]; /* _must_ refresh */
837 continue; 790 continue;
791 }
792 else if (c == C0_CR)
793 {
794 max_it (line->l, screen.cur.col);
838 795
839 case C0_CR:
840 if (screen.tlen[row] != -1) /* XXX: think about this */
841 MAX_IT (screen.tlen[row], screen.cur.col);
842
843 screen.flags &= ~Screen_WrapNext; 796 screen.flags &= ~Screen_WrapNext;
844 screen.cur.col = 0; 797 screen.cur.col = 0;
845 continue; 798 continue;
799 }
800 else if (c == C0_HT)
801 {
802 scr_tab (1, true);
803 continue;
846 } 804 }
847 805
848 if (checksel /* see if we're writing within selection */ 806 if (checksel /* see if we're writing within selection */
849 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 807 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
850 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 808 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
851 { 809 {
852 checksel = 0; 810 checksel = 0;
853 clearsel = 1; 811 /*
812 * If we wrote anywhere in the selected area, kill the selection
813 * XXX: should we kill the mark too? Possibly, but maybe that
814 * should be a similar check.
815 */
816 CLEAR_SELECTION ();
854 } 817 }
855 818
856 if (screen.flags & Screen_WrapNext) 819 if (screen.flags & Screen_WrapNext)
857 { 820 {
858 screen.tlen[row] = -1; 821 scr_do_wrap ();
859 if (screen.cur.row == screen.bscroll) 822
860 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 823 line->l = ncol;
861 else if (screen.cur.row < (TermWin.nrow - 1)) 824 line->is_longer (1);
862 row = (++screen.cur.row) + TermWin.saveLines;
863 825
864 stp = screen.text[row]; /* _must_ refresh */
865 srp = screen.rend[row]; /* _must_ refresh */
866 screen.cur.col = 0; 826 row = screen.cur.row;
867 screen.flags &= ~Screen_WrapNext; 827 line = &ROW(row); /* _must_ refresh */
828 }
829
830 // some utf-8 decoders "decode" surrogate characters: let's fix this.
831 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
832 c = 0xfffd;
833
834 // rely on wcwidth to tell us the character width, at least for non-latin1
835 // do wcwidth before further replacements, as wcwidth might return -1
836 // for the line drawing characters below as they might be invalid in the current
837 // locale.
838 int width = c < 0x100 ? 1 : wcwidth (c);
839
840 if (charsets [screen.charset] == '0') // DEC SPECIAL
841 {
842 // vt100 special graphics and line drawing
843 // 5f-7e standard vt100
844 // 40-5e rxvt extension for extra curses acs chars
845 static uint16_t vt100_0[62] = { // 41 .. 7e
846 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
847 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
848 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
849 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
850 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
851 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
852 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
853 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
854 };
855
856 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
857 {
858 c = vt100_0[c - 0x41];
859 width = 1; // vt100 line drawing characters are always single-width
860 }
868 } 861 }
869 862
870 if (screen.flags & Screen_Insert) 863 if (screen.flags & Screen_Insert)
871 scr_insdel_chars (1, INSERT); 864 scr_insdel_chars (width, INSERT);
872
873 // rely on wcwidth to tell us the character width, at least for non-latin1
874 // do wcwidth before further replacements, as wcwidth says that line-drawing
875 // characters have width -1 (DOH!) on GNU/Linux sometimes.
876 int width = c < 256 ? 1 : wcwidth (c);
877
878 if (charsets[screen.charset] == '0') // DEC SPECIAL
879 {
880 // vt100 special graphics and line drawing
881 static uint16_t vt100_0[32] = { // 5f .. 7e
882 0x0020, 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0,
883 0x00b1, 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c,
884 0x23ba, 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534,
885 0x252c, 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7,
886 };
887
888 if (c >= 0x5f && c <= 0x7e)
889 {
890 c = vt100_0[c - 0x5f];
891 width = 1;
892 }
893 }
894 865
895 if (width != 0) 866 if (width != 0)
896 { 867 {
897#if !UNICODE_3 && ENABLE_COMBINING 868#if !UNICODE_3
898 // trim characters we can't store directly :( 869 // trim characters we can't store directly :(
899 if (c >= 0x10000) 870 if (c >= 0x10000)
871# if ENABLE_COMBINING
900 c = rxvt_composite.compose (c); // map to lower 16 bits 872 c = rxvt_composite.compose (c); // map to lower 16 bits
873# else
874 c = 0xfffd;
901#endif 875# endif
876#endif
877
878 // nuke the character at this position, if required
879 if (line->t[screen.cur.col] == NOCHAR
880 || (screen.cur.col < ncol - 1
881 && line->t[screen.cur.col + 1] == NOCHAR))
882 {
883 int col = screen.cur.col;
884
885 // find begin
886 while (col > 0 && line->t[col] == NOCHAR)
887 col--;
888
889 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
890
891 // found begin, nuke
892 do {
893 line->t[col] = ' ';
894 line->r[col] = rend;
895 col++;
896 } while (col < ncol && line->t[col] == NOCHAR);
897 }
898
902 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 899 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
900
901 // if the character doesn't fit into the remaining columns...
902 if (screen.cur.col > ncol - width && ncol >= width)
903 {
904 // ...output spaces
905 c = ' ';
906 // and try the same character next loop iteration
907 --str;
908 }
909
910 line->touch ();
903 911
904 do 912 do
905 { 913 {
906 stp[screen.cur.col] = c; 914 line->t[screen.cur.col] = c;
907 srp[screen.cur.col] = rend; 915 line->r[screen.cur.col] = rend;
908 916
909 if (screen.cur.col < last_col - 1) 917 if (screen.cur.col < ncol - 1)
910 screen.cur.col++; 918 screen.cur.col++;
911 else 919 else
912 { 920 {
913 screen.tlen[row] = last_col; 921 line->l = ncol;
914 if (screen.flags & Screen_Autowrap) 922 if (screen.flags & Screen_Autowrap)
915 screen.flags |= Screen_WrapNext; 923 screen.flags |= Screen_WrapNext;
916 break; 924 break;
917 } 925 }
918 926
919 c = NOCHAR; 927 c = NOCHAR;
920 } 928 }
921 while (--width > 0); 929 while (--width > 0);
922 930
923 // pad with spaces when overwriting wide character with smaller one 931 // pad with spaces when overwriting wide character with smaller one
924 for (int c = screen.cur.col; c < last_col && stp[c] == NOCHAR; c++) 932 if (!width)
925 { 933 {
934 line->touch ();
935
936 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
937 {
926 stp[c] = ' '; 938 line->t[c] = ' ';
927 srp[c] = rend; 939 line->r[c] = rend;
940 }
928 } 941 }
929 } 942 }
930 else if (width == 0) 943 else // width == 0
931 { 944 {
932#if ENABLE_COMBINING 945#if ENABLE_COMBINING
933 // handle combining characters 946 // handle combining characters
934 // we just tag the accent on the previous on-screen character. 947 // we just tag the accent on the previous on-screen character.
935 // this is arguably not correct, but also arguably not wrong. 948 // this is arguably not correct, but also arguably not wrong.
936 // we don't handle double-width characters nicely yet. 949 // we don't handle double-width characters nicely yet.
937 950 line_t *linep;
938 text_t *tp; 951 text_t *tp;
939 rend_t *rp; 952 rend_t *rp;
940 953
941 if (screen.cur.col > 0) 954 if (screen.cur.col > 0)
942 { 955 {
956 linep = line;
943 tp = stp + screen.cur.col - 1; 957 tp = line->t + screen.cur.col - 1;
944 rp = srp + screen.cur.col - 1; 958 rp = line->r + screen.cur.col - 1;
945 } 959 }
946 else if (screen.cur.row > 0 960 else if (screen.cur.row > 0
947 && screen.tlen [screen.cur.row - 1 + TermWin.saveLines] == -1) 961 && ROW(screen.cur.row - 1).is_longer ())
948 { 962 {
949 tp = screen.text[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 963 linep = &ROW(screen.cur.row - 1);
950 rp = screen.rend[screen.cur.row - 1 + TermWin.saveLines] + last_col - 1; 964 tp = line->t + ncol - 1;
965 rp = line->r + ncol - 1;
951 } 966 }
952 else 967 else
953 continue; 968 continue;
954 969
955 // handle double-width-chars by making them look extremely ugly 970 linep->touch ();
956 if (*tp == NOCHAR) 971
957 *tp = ' '; // hack //D //TODO //--tp, --rp; 972 while (*tp == NOCHAR && tp > linep->t)
973 tp--, rp--;
958 974
959 // first try to find a precomposed character 975 // first try to find a precomposed character
960 unicode_t n = rxvt_compose (*tp, c); 976 unicode_t n = rxvt_compose (*tp, c);
961 if (n == NOCHAR) 977 if (n == NOCHAR)
962 n = rxvt_composite.compose (*tp, c); 978 n = rxvt_composite.compose (*tp, c);
963 979
964 *tp = n; 980 *tp = n;
965 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 981 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
966#endif 982#endif
967 } 983 }
968 } 984 }
969 985
970 if (screen.tlen[row] != -1) /* XXX: think about this */ 986 max_it (line->l, screen.cur.col);
971 MAX_IT (screen.tlen[row], screen.cur.col);
972
973 /*
974 * If we wrote anywhere in the selected area, kill the selection
975 * XXX: should we kill the mark too? Possibly, but maybe that
976 * should be a similar check.
977 */
978 if (clearsel)
979 CLEAR_SELECTION ();
980 987
981#ifdef DEBUG_STRICT 988#ifdef DEBUG_STRICT
982 assert (screen.cur.row >= 0); 989 assert (screen.cur.row >= 0);
983#else /* drive with your eyes closed */
984 MAX_IT (screen.cur.row, 0);
985#endif 990#endif
986} 991}
987 992
988/* ------------------------------------------------------------------------- */ 993/* ------------------------------------------------------------------------- */
989/* 994/*
… …
998 if (screen.cur.col == 0) 1003 if (screen.cur.col == 0)
999 { 1004 {
1000 if (screen.cur.row > 0) 1005 if (screen.cur.row > 0)
1001 { 1006 {
1002#ifdef TERMCAP_HAS_BW 1007#ifdef TERMCAP_HAS_BW
1003 screen.cur.col = TermWin.ncol - 1; 1008 screen.cur.col = ncol - 1;
1004 screen.cur.row--; 1009 screen.cur.row--;
1005 return; 1010 return;
1006#endif 1011#endif
1007
1008 } 1012 }
1009 } 1013 }
1010 else if ((screen.flags & Screen_WrapNext) == 0) 1014 else if (!(screen.flags & Screen_WrapNext))
1011 scr_gotorc (0, -1, RELATIVE); 1015 scr_gotorc (0, -1, RELATIVE);
1012 1016
1013 screen.flags &= ~Screen_WrapNext; 1017 screen.flags &= ~Screen_WrapNext;
1014} 1018}
1015 1019
… …
1018 * Process Horizontal Tab 1022 * Process Horizontal Tab
1019 * count: +ve = forward; -ve = backwards 1023 * count: +ve = forward; -ve = backwards
1020 * XTERM_SEQ: CTRL-I 1024 * XTERM_SEQ: CTRL-I
1021 */ 1025 */
1022void 1026void
1023rxvt_term::scr_tab (int count) 1027rxvt_term::scr_tab (int count, bool ht)
1024{ 1028{
1025 int i, x; 1029 int i, x;
1026 1030
1027 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
1028 want_refresh = 1; 1031 want_refresh = 1;
1029 i = x = screen.cur.col; 1032 i = x = screen.cur.col;
1030 1033
1031 if (count == 0) 1034 if (count == 0)
1032 return; 1035 return;
1033 else if (count > 0) 1036 else if (count > 0)
1034 { 1037 {
1038 line_t &l = ROW(screen.cur.row);
1039 rend_t base_rend = l.r[i];
1040 ht &= l.t[i] == ' ';
1041
1035 for (; ++i < TermWin.ncol; ) 1042 for (; ++i < ncol; )
1036 if (tabs[i]) 1043 if (tabs[i])
1037 { 1044 {
1038 x = i; 1045 x = i;
1046
1039 if (!--count) 1047 if (!--count)
1040 break; 1048 break;
1041 } 1049 }
1050 else
1051 ht &= l.t[i] == ' '
1052 && RS_SAME (l.r[i], base_rend);
1042 1053
1043 if (count) 1054 if (count)
1044 x = TermWin.ncol - 1; 1055 x = ncol - 1;
1056
1057 // store horizontal tab commands as characters inside the text
1058 // buffer so they can be selected and pasted.
1059 if (ht && OPTION (Opt_pastableTabs))
1060 {
1061 base_rend = SET_FONT (base_rend, 0);
1062
1063 l.touch (x);
1064
1065 i = screen.cur.col;
1066
1067 l.t[i] = '\t';
1068 l.r[i] = base_rend;
1069
1070 while (++i < x)
1071 {
1072 l.t[i] = NOCHAR;
1073 l.r[i] = base_rend;
1074 }
1075 }
1045 } 1076 }
1046 else /* if (count < 0) */ 1077 else /* if (count < 0) */
1047 { 1078 {
1048 for (; --i >= 0; ) 1079 for (; --i >= 0; )
1049 if (tabs[i]) 1080 if (tabs[i])
… …
1066 * Process DEC Back Index 1097 * Process DEC Back Index
1067 * XTERM_SEQ: ESC 6 1098 * XTERM_SEQ: ESC 6
1068 * Move cursor left in row. If we're at the left boundary, shift everything 1099 * Move cursor left in row. If we're at the left boundary, shift everything
1069 * in that row right. Clear left column. 1100 * in that row right. Clear left column.
1070 */ 1101 */
1071#ifndef NO_FRILLS 1102#if ENABLE_FRILLS
1072void 1103void
1073rxvt_term::scr_backindex () 1104rxvt_term::scr_backindex ()
1074{ 1105{
1075 if (screen.cur.col > 0) 1106 if (screen.cur.col > 0)
1076 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1107 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1077 else 1108 else
1078 {
1079 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1080 return; /* um, yeah? */
1081 scr_insdel_chars (1, INSERT); 1109 scr_insdel_chars (1, INSERT);
1082 }
1083} 1110}
1084#endif 1111#endif
1085/* ------------------------------------------------------------------------- */ 1112/* ------------------------------------------------------------------------- */
1086/* 1113/*
1087 * Process DEC Forward Index 1114 * Process DEC Forward Index
1088 * XTERM_SEQ: ESC 9 1115 * XTERM_SEQ: ESC 9
1089 * Move cursor right in row. If we're at the right boundary, shift everything 1116 * Move cursor right in row. If we're at the right boundary, shift everything
1090 * in that row left. Clear right column. 1117 * in that row left. Clear right column.
1091 */ 1118 */
1092#ifndef NO_FRILLS 1119#if ENABLE_FRILLS
1093void 1120void
1094rxvt_term::scr_forwardindex () 1121rxvt_term::scr_forwardindex ()
1095{ 1122{
1096 int row;
1097
1098 if (screen.cur.col < TermWin.ncol - 1) 1123 if (screen.cur.col < ncol - 1)
1099 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1124 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1100 else 1125 else
1101 { 1126 {
1102 row = screen.cur.row + TermWin.saveLines; 1127 line_t &l = ROW(screen.cur.row);
1103 if (screen.tlen[row] == 0) 1128
1104 return; /* um, yeah? */ 1129 l.touch ();
1105 else if (screen.tlen[row] == -1) 1130 l.is_longer (0);
1106 screen.tlen[row] = TermWin.ncol; 1131
1107 scr_gotorc (0, 0, R_RELATIVE); 1132 scr_gotorc (0, 0, R_RELATIVE);
1108 scr_insdel_chars (1, DELETE); 1133 scr_insdel_chars (1, DELETE);
1109 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1134 scr_gotorc (0, ncol - 1, R_RELATIVE);
1110 } 1135 }
1111} 1136}
1112#endif 1137#endif
1113 1138
1114/* ------------------------------------------------------------------------- */ 1139/* ------------------------------------------------------------------------- */
… …
1119rxvt_term::scr_gotorc (int row, int col, int relative) 1144rxvt_term::scr_gotorc (int row, int col, int relative)
1120{ 1145{
1121 want_refresh = 1; 1146 want_refresh = 1;
1122 ZERO_SCROLLBACK (); 1147 ZERO_SCROLLBACK ();
1123 1148
1124 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, screen.cur.row, screen.cur.col));
1125
1126 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col; 1149 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1127 MAX_IT (screen.cur.col, 0); 1150 clamp_it (screen.cur.col, 0, ncol - 1);
1128 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1129 1151
1130 screen.flags &= ~Screen_WrapNext; 1152 screen.flags &= ~Screen_WrapNext;
1153
1131 if (relative & R_RELATIVE) 1154 if (relative & R_RELATIVE)
1132 { 1155 {
1133 if (row > 0) 1156 if (row > 0)
1134 { 1157 {
1135 if (screen.cur.row <= screen.bscroll 1158 if (screen.cur.row <= screen.bscroll
… …
1150 else 1173 else
1151 { 1174 {
1152 if (screen.flags & Screen_Relative) 1175 if (screen.flags & Screen_Relative)
1153 { /* relative origin mode */ 1176 { /* relative origin mode */
1154 screen.cur.row = row + screen.tscroll; 1177 screen.cur.row = row + screen.tscroll;
1155 MIN_IT (screen.cur.row, screen.bscroll); 1178 min_it (screen.cur.row, screen.bscroll);
1156 } 1179 }
1157 else 1180 else
1158 screen.cur.row = row; 1181 screen.cur.row = row;
1159 } 1182 }
1160 MAX_IT (screen.cur.row, 0);
1161 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1162 1183
1163 while (screen.cur.col > 0 1184 clamp_it (screen.cur.row, 0, nrow - 1);
1164 && screen.text[screen.cur.row + TermWin.saveLines][screen.cur.col] == NOCHAR)
1165 screen.cur.col--;
1166} 1185}
1167 1186
1168/* ------------------------------------------------------------------------- */ 1187/* ------------------------------------------------------------------------- */
1169/* 1188/*
1170 * direction should be UP or DN 1189 * direction should be UP or DN
1171 */ 1190 */
1172void 1191void
1173rxvt_term::scr_index (enum page_dirn direction) 1192rxvt_term::scr_index (enum page_dirn direction)
1174{ 1193{
1175 int dirn; 1194 int dirn;
1176 1195
1177 want_refresh = 1; 1196 want_refresh = 1;
1197 ZERO_SCROLLBACK ();
1198
1178 dirn = ((direction == UP) ? 1 : -1); 1199 dirn = ((direction == UP) ? 1 : -1);
1179 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1180
1181 ZERO_SCROLLBACK ();
1182 1200
1183 screen.flags &= ~Screen_WrapNext; 1201 screen.flags &= ~Screen_WrapNext;
1202
1184 if ((screen.cur.row == screen.bscroll && direction == UP) 1203 if ((screen.cur.row == screen.bscroll && direction == UP)
1185 || (screen.cur.row == screen.tscroll && direction == DN)) 1204 || (screen.cur.row == screen.tscroll && direction == DN))
1186 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1205 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1187 else 1206 else
1188 screen.cur.row += dirn; 1207 screen.cur.row += dirn;
1189 MAX_IT (screen.cur.row, 0); 1208
1190 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1209 clamp_it (screen.cur.row, 0, nrow - 1);
1191 selection_check (0); 1210 selection_check (0);
1192} 1211}
1193 1212
1194/* ------------------------------------------------------------------------- */ 1213/* ------------------------------------------------------------------------- */
1195/* 1214/*
… …
1199 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1218 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1200 */ 1219 */
1201void 1220void
1202rxvt_term::scr_erase_line (int mode) 1221rxvt_term::scr_erase_line (int mode)
1203{ 1222{
1204 unsigned int row, col, num; 1223 unsigned int col, num;
1205 1224
1206 want_refresh = 1; 1225 want_refresh = 1;
1207 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1208 ZERO_SCROLLBACK (); 1226 ZERO_SCROLLBACK ();
1209 1227
1210 selection_check (1); 1228 selection_check (1);
1211 1229
1212 screen.flags &= ~Screen_WrapNext; 1230 line_t &line = ROW(screen.cur.row);
1213 1231
1214 row = TermWin.saveLines + screen.cur.row; 1232 line.touch ();
1233 line.is_longer (0);
1234
1215 switch (mode) 1235 switch (mode)
1216 { 1236 {
1217 case 0: /* erase to end of line */ 1237 case 0: /* erase to end of line */
1218 col = screen.cur.col; 1238 col = screen.cur.col;
1219 num = TermWin.ncol - col; 1239 num = ncol - col;
1220 MIN_IT (screen.tlen[row], (int16_t)col); 1240 min_it (line.l, col);
1221 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1241 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1222 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1242 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1223 CLEAR_SELECTION (); 1243 CLEAR_SELECTION ();
1224 break; 1244 break;
1225 case 1: /* erase to beginning of line */ 1245 case 1: /* erase to beginning of line */
… …
1229 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1249 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1230 CLEAR_SELECTION (); 1250 CLEAR_SELECTION ();
1231 break; 1251 break;
1232 case 2: /* erase whole line */ 1252 case 2: /* erase whole line */
1233 col = 0; 1253 col = 0;
1234 num = TermWin.ncol; 1254 num = ncol;
1235 screen.tlen[row] = 0; 1255 line.l = 0;
1236 if (selection.beg.row <= screen.cur.row 1256 if (selection.beg.row <= screen.cur.row
1237 && selection.end.row >= screen.cur.row) 1257 && selection.end.row >= screen.cur.row)
1238 CLEAR_SELECTION (); 1258 CLEAR_SELECTION ();
1239 break; 1259 break;
1240 default: 1260 default:
1241 return; 1261 return;
1242 } 1262 }
1243 1263
1244 if (screen.text[row]) 1264 scr_blank_line (line, col, num, rstyle);
1245 scr_blank_line (&screen.text[row][col], &screen.rend[row][col], num, rstyle);
1246 else
1247 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1248} 1265}
1249 1266
1250/* ------------------------------------------------------------------------- */ 1267/* ------------------------------------------------------------------------- */
1251/* 1268/*
1252 * Erase part of whole of the screen 1269 * Erase part of whole of the screen
… …
1256 */ 1273 */
1257void 1274void
1258rxvt_term::scr_erase_screen (int mode) 1275rxvt_term::scr_erase_screen (int mode)
1259{ 1276{
1260 int num; 1277 int num;
1261 int32_t row, row_offset; 1278 int32_t row;
1262 rend_t ren; 1279 rend_t ren;
1263 XGCValues gcvalue; 1280 XGCValues gcvalue;
1264 1281
1265 want_refresh = 1; 1282 want_refresh = 1;
1266 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1267 ZERO_SCROLLBACK (); 1283 ZERO_SCROLLBACK ();
1268 row_offset = (int32_t)TermWin.saveLines;
1269 1284
1270 switch (mode) 1285 switch (mode)
1271 { 1286 {
1272 case 0: /* erase to end of screen */ 1287 case 0: /* erase to end of screen */
1273 selection_check (1); 1288 selection_check (1);
1274 scr_erase_line (0); 1289 scr_erase_line (0);
1275 row = screen.cur.row + 1; /* possible OOB */ 1290 row = screen.cur.row + 1; /* possible OOB */
1276 num = TermWin.nrow - row; 1291 num = nrow - row;
1277 break; 1292 break;
1278 case 1: /* erase to beginning of screen */ 1293 case 1: /* erase to beginning of screen */
1279 selection_check (3); 1294 selection_check (3);
1280 scr_erase_line (1); 1295 scr_erase_line (1);
1281 row = 0; 1296 row = 0;
1282 num = screen.cur.row; 1297 num = screen.cur.row;
1283 break; 1298 break;
1284 case 2: /* erase whole screen */ 1299 case 2: /* erase whole screen */
1285 selection_check (3); 1300 selection_check (3);
1286 row = 0; 1301 row = 0;
1287 num = TermWin.nrow; 1302 num = nrow;
1288 break; 1303 break;
1289 default: 1304 default:
1290 return; 1305 return;
1291 } 1306 }
1292
1293 refresh_type |= REFRESH_BOUNDS;
1294 1307
1295 if (selection.op && current_screen == selection.screen 1308 if (selection.op && current_screen == selection.screen
1296 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1309 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1297 || (selection.end.row >= row 1310 || (selection.end.row >= row
1298 && selection.end.row <= row + num))) 1311 && selection.end.row <= row + num)))
1299 CLEAR_SELECTION (); 1312 CLEAR_SELECTION ();
1300 1313
1301 if (row >= TermWin.nrow) /* Out Of Bounds */ 1314 if (row >= nrow) /* Out Of Bounds */
1302 return; 1315 return;
1303 1316
1304 MIN_IT (num, (TermWin.nrow - row)); 1317 min_it (num, nrow - row);
1305 1318
1306 if (rstyle & (RS_RVid | RS_Uline)) 1319 if (rstyle & (RS_RVid | RS_Uline))
1307 ren = (rend_t) ~RS_None; 1320 ren = (rend_t) ~RS_None;
1308 else if (GET_BASEBG (rstyle) == Color_bg) 1321 else if (GET_BASEBG (rstyle) == Color_bg)
1309 { 1322 {
1310 ren = DEFAULT_RSTYLE; 1323 ren = DEFAULT_RSTYLE;
1311 CLEAR_ROWS (row, num); 1324 CLEAR_ROWS (row, num);
1312 } 1325 }
1313 else 1326 else
1314 { 1327 {
1315 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1328 ren = rstyle & (RS_fgMask | RS_bgMask);
1316 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1329 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1317 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1330 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1318 ERASE_ROWS (row, num); 1331 ERASE_ROWS (row, num);
1319 gcvalue.foreground = PixColors[Color_fg]; 1332 gcvalue.foreground = pix_colors[Color_fg];
1320 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1333 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1321 } 1334 }
1322 1335
1323 for (; num--; row++) 1336 for (; num--; row++)
1324 { 1337 {
1325 scr_blank_screen_mem (screen.text, screen.rend, 1338 scr_blank_screen_mem (ROW(row), rstyle);
1326 (unsigned int) (row + row_offset), rstyle); 1339 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1327 screen.tlen[row + row_offset] = 0;
1328 scr_blank_line (drawn_text[row], drawn_rend[row],
1329 (unsigned int)TermWin.ncol, ren);
1330 } 1340 }
1331} 1341}
1342
1343#if ENABLE_FRILLS
1344void
1345rxvt_term::scr_erase_savelines ()
1346{
1347 want_refresh = 1;
1348 ZERO_SCROLLBACK ();
1349
1350 top_row = 0;
1351}
1352#endif
1332 1353
1333/* ------------------------------------------------------------------------- */ 1354/* ------------------------------------------------------------------------- */
1334/* 1355/*
1335 * Fill the screen with `E's 1356 * Fill the screen with `E's
1336 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1357 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1337 */ 1358 */
1338void 1359void
1339rxvt_term::scr_E () 1360rxvt_term::scr_E ()
1340{ 1361{
1341 int i, j, k; 1362 rend_t fs;
1342 rend_t *r1, fs;
1343 1363
1344 want_refresh = 1; 1364 want_refresh = 1;
1365 ZERO_SCROLLBACK ();
1366
1345 num_scr_allow = 0; 1367 num_scr_allow = 0;
1346 ZERO_SCROLLBACK ();
1347 selection_check (3); 1368 selection_check (3);
1348 1369
1349 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1370 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1350 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1371 for (int row = nrow; row--; )
1351 { 1372 {
1352 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1373 line_t &line = ROW(row);
1374
1353 fill_text (screen.text[k], 'E', TermWin.ncol); 1375 fill_text (line.t, 'E', ncol);
1354 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1376 rend_t *r1 = line.r;
1377
1378 for (int j = ncol; j--; )
1355 *r1++ = fs; 1379 *r1++ = fs;
1380
1381 line.is_longer (0);
1382 line.touch (ncol);
1356 } 1383 }
1357} 1384}
1358 1385
1359/* ------------------------------------------------------------------------- */ 1386/* ------------------------------------------------------------------------- */
1360/* 1387/*
… …
1378 if (insdel == DELETE) 1405 if (insdel == DELETE)
1379 return; 1406 return;
1380 else if (insdel == INSERT) 1407 else if (insdel == INSERT)
1381 count = end; 1408 count = end;
1382 } 1409 }
1383 screen.flags &= ~Screen_WrapNext;
1384 1410
1411 scr_do_wrap ();
1412
1385 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1413 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1386} 1414}
1387 1415
1388/* ------------------------------------------------------------------------- */ 1416/* ------------------------------------------------------------------------- */
1389/* 1417/*
1390 * Insert/Delete <count> characters from the current position 1418 * Insert/Delete <count> characters from the current position
… …
1392void 1420void
1393rxvt_term::scr_insdel_chars (int count, int insdel) 1421rxvt_term::scr_insdel_chars (int count, int insdel)
1394{ 1422{
1395 int col, row; 1423 int col, row;
1396 rend_t tr; 1424 rend_t tr;
1397 text_t *stp;
1398 rend_t *srp;
1399 int16_t *slp;
1400 1425
1401 want_refresh = 1; 1426 want_refresh = 1;
1402 ZERO_SCROLLBACK (); 1427 ZERO_SCROLLBACK ();
1403 1428
1404 if (count <= 0) 1429 if (count <= 0)
1405 return; 1430 return;
1406 1431
1432 scr_do_wrap ();
1433
1407 selection_check (1); 1434 selection_check (1);
1408 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1435 min_it (count, ncol - screen.cur.col);
1409 1436
1410 row = screen.cur.row + TermWin.saveLines;
1411 screen.flags &= ~Screen_WrapNext;
1412
1413 stp = screen.text[row];
1414 srp = screen.rend[row]; 1437 row = screen.cur.row;
1415 slp = & (screen.tlen[row]); 1438
1439 line_t *line = &ROW(row);
1440
1441 line->touch ();
1442 line->is_longer (0);
1416 1443
1417 switch (insdel) 1444 switch (insdel)
1418 { 1445 {
1419 case INSERT: 1446 case INSERT:
1420 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1447 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1421 col--)
1422 { 1448 {
1423 stp[col] = stp[col - count]; 1449 line->t[col] = line->t[col - count];
1424 srp[col] = srp[col - count]; 1450 line->r[col] = line->r[col - count];
1425 } 1451 }
1426 1452
1427 if (*slp != -1) 1453 line->l = min (line->l + count, ncol);
1428 {
1429 *slp += count;
1430 MIN_IT (*slp, TermWin.ncol);
1431 }
1432 1454
1433 if (selection.op && current_screen == selection.screen 1455 if (selection.op && current_screen == selection.screen
1434 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1456 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1435 { 1457 {
1436 if (selection.end.row != screen.cur.row 1458 if (selection.end.row != screen.cur.row
1437 || (selection.end.col + count >= TermWin.ncol)) 1459 || (selection.end.col + count >= ncol))
1438 CLEAR_SELECTION (); 1460 CLEAR_SELECTION ();
1439 else 1461 else
1440 { /* shift selection */ 1462 { /* shift selection */
1441 selection.beg.col += count; 1463 selection.beg.col += count;
1442 selection.mark.col += count; /* XXX: yes? */ 1464 selection.mark.col += count; /* XXX: yes? */
1443 selection.end.col += count; 1465 selection.end.col += count;
1444 } 1466 }
1445 } 1467 }
1446 1468
1447 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1469 scr_blank_line (*line, screen.cur.col, count, rstyle);
1448 (unsigned int)count, rstyle);
1449 break; 1470 break;
1450 1471
1451 case ERASE: 1472 case ERASE:
1452 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1473 screen.cur.col += count; /* don't worry if > ncol */
1453 selection_check (1); 1474 selection_check (1);
1454 screen.cur.col -= count; 1475 screen.cur.col -= count;
1455 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1476
1456 (unsigned int)count, rstyle); 1477 line->l = max (line->l - count, 0);
1478 scr_blank_line (*line, screen.cur.col, count, rstyle);
1457 break; 1479 break;
1458 1480
1459 case DELETE: 1481 case DELETE:
1460 tr = srp[TermWin.ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1482 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1461 1483
1462 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1484 for (col = screen.cur.col; (col + count) < ncol; col++)
1463 { 1485 {
1464 stp[col] = stp[col + count]; 1486 line->t[col] = line->t[col + count];
1465 srp[col] = srp[col + count]; 1487 line->r[col] = line->r[col + count];
1466 } 1488 }
1467 1489
1468 scr_blank_line (& (stp[TermWin.ncol - count]), 1490 line->l = max (line->l - count, 0);
1469 & (srp[TermWin.ncol - count]), 1491 scr_blank_line (*line, ncol - count, count, tr);
1470 (unsigned int)count, tr);
1471
1472 if (*slp == -1) /* break line continuation */
1473 *slp = TermWin.ncol;
1474
1475 *slp -= count;
1476 MAX_IT (*slp, 0);
1477 1492
1478 if (selection.op && current_screen == selection.screen 1493 if (selection.op && current_screen == selection.screen
1479 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1494 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1480 { 1495 {
1481 if (selection.end.row != screen.cur.row 1496 if (selection.end.row != screen.cur.row
1482 || (screen.cur.col >= selection.beg.col - count) 1497 || (screen.cur.col >= selection.beg.col - count)
1483 || selection.end.col >= TermWin.ncol) 1498 || selection.end.col >= ncol)
1484 CLEAR_SELECTION (); 1499 CLEAR_SELECTION ();
1485 else 1500 else
1486 { 1501 {
1487 /* shift selection */ 1502 /* shift selection */
1488 selection.beg.col -= count; 1503 selection.beg.col -= count;
1489 selection.mark.col -= count; /* XXX: yes? */ 1504 selection.mark.col -= count; /* XXX: yes? */
1490 selection.end.col -= count; 1505 selection.end.col -= count;
1491 } 1506 }
1492 } 1507 }
1493 1508
1494 break; 1509 break;
1495 } 1510 }
… …
1501 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1516 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1502 */ 1517 */
1503void 1518void
1504rxvt_term::scr_scroll_region (int top, int bot) 1519rxvt_term::scr_scroll_region (int top, int bot)
1505{ 1520{
1506 MAX_IT (top, 0); 1521 max_it (top, 0);
1507 MIN_IT (bot, (int)TermWin.nrow - 1); 1522 min_it (bot, nrow - 1);
1508 1523
1509 if (top > bot) 1524 if (top > bot)
1510 return; 1525 return;
1511 1526
1512 screen.tscroll = top; 1527 screen.tscroll = top;
… …
1541rxvt_term::scr_autowrap (int mode) 1556rxvt_term::scr_autowrap (int mode)
1542{ 1557{
1543 if (mode) 1558 if (mode)
1544 screen.flags |= Screen_Autowrap; 1559 screen.flags |= Screen_Autowrap;
1545 else 1560 else
1546 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1561 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1547} 1562}
1548 1563
1549/* ------------------------------------------------------------------------- */ 1564/* ------------------------------------------------------------------------- */
1550/* 1565/*
1551 * Set/unset margin origin mode 1566 * Set/unset margin origin mode
… …
1561{ 1576{
1562 if (mode) 1577 if (mode)
1563 screen.flags |= Screen_Relative; 1578 screen.flags |= Screen_Relative;
1564 else 1579 else
1565 screen.flags &= ~Screen_Relative; 1580 screen.flags &= ~Screen_Relative;
1581
1566 scr_gotorc (0, 0, 0); 1582 scr_gotorc (0, 0, 0);
1567} 1583}
1568 1584
1569/* ------------------------------------------------------------------------- */ 1585/* ------------------------------------------------------------------------- */
1570/* 1586/*
… …
1590 */ 1606 */
1591void 1607void
1592rxvt_term::scr_set_tab (int mode) 1608rxvt_term::scr_set_tab (int mode)
1593{ 1609{
1594 if (mode < 0) 1610 if (mode < 0)
1595 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1611 memset (tabs, 0, ncol * sizeof (char));
1596 else if (screen.cur.col < TermWin.ncol) 1612 else if (screen.cur.col < ncol)
1597 tabs[screen.cur.col] = (mode ? 1 : 0); 1613 tabs [screen.cur.col] = !!mode;
1598} 1614}
1599 1615
1600/* ------------------------------------------------------------------------- */ 1616/* ------------------------------------------------------------------------- */
1601/* 1617/*
1602 * Set reverse/normal video 1618 * Set reverse/normal video
… …
1604 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1620 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1605 */ 1621 */
1606void 1622void
1607rxvt_term::scr_rvideo_mode (int mode) 1623rxvt_term::scr_rvideo_mode (int mode)
1608{ 1624{
1609 XGCValues gcvalue; 1625 XGCValues gcvalue;
1610 1626
1611 if (rvideo != mode) 1627 if (rvideo != mode)
1612 { 1628 {
1613 rvideo = mode; 1629 rvideo = mode;
1614 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1630 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1615#if defined(XPM_BACKGROUND) 1631#if XPM_BACKGROUND
1616 if (bgPixmap.pixmap == None) 1632 if (bgPixmap.pixmap == None)
1617#endif 1633#endif
1618#if defined(TRANSPARENT) 1634#if TRANSPARENT
1619 if (! (Options & Opt_transparent) || am_transparent == 0) 1635 if (! OPTION (Opt_transparent) || am_transparent == 0)
1620#endif 1636#endif
1621 XSetWindowBackground (display->display, TermWin.vt, 1637 XSetWindowBackground (display->display, vt,
1622 PixColors[Color_bg]); 1638 pix_colors[Color_bg]);
1623 1639
1624 gcvalue.foreground = PixColors[Color_fg]; 1640 gcvalue.foreground = pix_colors[Color_fg];
1625 gcvalue.background = PixColors[Color_bg]; 1641 gcvalue.background = pix_colors[Color_bg];
1626 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1642 XChangeGC (display->display, gc, GCBackground | GCForeground,
1627 &gcvalue); 1643 &gcvalue);
1628 scr_clear (); 1644 scr_clear ();
1629 scr_touch (true); 1645 scr_touch (true);
1630 } 1646 }
1631} 1647}
… …
1649 * Set font style 1665 * Set font style
1650 */ 1666 */
1651void 1667void
1652rxvt_term::set_font_style () 1668rxvt_term::set_font_style ()
1653{ 1669{
1670#if 0
1654 switch (charsets[screen.charset]) 1671 switch (charsets [screen.charset])
1655 { 1672 {
1656 case '0': /* DEC Special Character & Line Drawing Set */ 1673 case '0': /* DEC Special Character & Line Drawing Set */
1657 break; 1674 break;
1658 case 'A': /* United Kingdom (UK) */ 1675 case 'A': /* United Kingdom (UK) */
1659 break; 1676 break;
… …
1666 case 'C': /* Finnish character set */ 1683 case 'C': /* Finnish character set */
1667 break; 1684 break;
1668 case 'K': /* German character set */ 1685 case 'K': /* German character set */
1669 break; 1686 break;
1670 } 1687 }
1688#endif
1671} 1689}
1672 1690
1673/* ------------------------------------------------------------------------- */ 1691/* ------------------------------------------------------------------------- */
1674/* 1692/*
1675 * Choose a font 1693 * Choose a font
… …
1678 * XTERM_SEQ: Invoke G2 character set: ESC N 1696 * XTERM_SEQ: Invoke G2 character set: ESC N
1679 * XTERM_SEQ: Invoke G3 character set: ESC O 1697 * XTERM_SEQ: Invoke G3 character set: ESC O
1680 */ 1698 */
1681void 1699void
1682rxvt_term::scr_charset_choose (int set) 1700rxvt_term::scr_charset_choose (int set)
1683 { 1701{
1684 screen.charset = set; 1702 screen.charset = set;
1685 set_font_style (); 1703 set_font_style ();
1686 } 1704}
1687 1705
1688/* ------------------------------------------------------------------------- */ 1706/* ------------------------------------------------------------------------- */
1689/* 1707/*
1690 * Set a font 1708 * Set a font
1691 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1709 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1694 * XTERM_SEQ: Set G3 character set: ESC + <C> 1712 * XTERM_SEQ: Set G3 character set: ESC + <C>
1695 * See set_font_style for possible values for <C> 1713 * See set_font_style for possible values for <C>
1696 */ 1714 */
1697void 1715void
1698rxvt_term::scr_charset_set (int set, unsigned int ch) 1716rxvt_term::scr_charset_set (int set, unsigned int ch)
1699 { 1717{
1700 charsets[set] = (unsigned char)ch; 1718 charsets[set] = (unsigned char)ch;
1701 set_font_style (); 1719 set_font_style ();
1702 } 1720}
1703 1721
1704 1722
1705/* ------------------------------------------------------------------------- * 1723/* ------------------------------------------------------------------------- *
1706 * MAJOR SCREEN MANIPULATION * 1724 * MAJOR SCREEN MANIPULATION *
1707 * ------------------------------------------------------------------------- */ 1725 * ------------------------------------------------------------------------- */
… …
1712bool 1730bool
1713rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1731rxvt_term::scr_refresh_rend (rend_t mask, rend_t value)
1714{ 1732{
1715 bool found = false; 1733 bool found = false;
1716 1734
1717 for (int i = 0; i < TermWin.nrow; i++) 1735 for (int i = 0; i < nrow; i++)
1718 { 1736 {
1719 int col = 0; 1737 int col = 0;
1720 rend_t *drp = drawn_rend [i]; 1738 rend_t *drp = drawn_buf[i].r;
1721 1739
1722 for (; col < TermWin.ncol; col++, drp++) 1740 for (; col < ncol; col++, drp++)
1723 if ((*drp & mask) == value) 1741 if ((*drp & mask) == value)
1724 { 1742 {
1725 found = true; 1743 found = true;
1726 *drp = ~value; 1744 *drp = ~value;
1727 } 1745 }
… …
1738 PART_END, 1756 PART_END,
1739 RC_COUNT 1757 RC_COUNT
1740}; 1758};
1741 1759
1742void 1760void
1743rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1761rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh)
1744{ 1762{
1745 int i; 1763 int i;
1746 row_col_t rc[RC_COUNT]; 1764 row_col_t rc[RC_COUNT];
1747 1765
1748 if (drawn_text == NULL) /* sanity check */ 1766 if (!drawn_buf) /* sanity check */
1749 return; 1767 return;
1750 1768
1751#ifdef DEBUG_STRICT 1769#ifndef NO_SLOW_LINK_SUPPORT
1752 x = max (x, (int)TermWin.int_bwidth); 1770 if (refresh_type == FAST_REFRESH && !display->is_local)
1753 x = min (x, (int)TermWin.width); 1771 {
1754 y = max (y, (int)TermWin.int_bwidth); 1772 y = 0;
1755 y = min (y, (int)TermWin.height); 1773 eheight = height;
1774 }
1756#endif 1775#endif
1757 1776
1758 /* round down */ 1777 /* round down */
1759 rc[PART_BEG].col = Pixel2Col (x); 1778 rc[PART_BEG].col = Pixel2Col (x);
1760 rc[PART_BEG].row = Pixel2Row (y); 1779 rc[PART_BEG].row = Pixel2Row (y);
1761 /* round up */ 1780 /* round up */
1762 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1781 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1763 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1782 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1764 1783
1765 /* sanity checks */ 1784 /* sanity checks */
1766 for (i = PART_BEG; i < RC_COUNT; i++) 1785 for (i = PART_BEG; i < RC_COUNT; i++)
1767 { 1786 {
1768 MIN_IT (rc[i].col, TermWin.ncol - 1); 1787 min_it (rc[i].col, ncol - 1);
1769 MIN_IT (rc[i].row, TermWin.nrow - 1); 1788 min_it (rc[i].row, nrow - 1);
1770 } 1789 }
1771
1772 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));
1773 1790
1774 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1791 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1775 fill_text (&drawn_text[i][rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1); 1792 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1793
1794 num_scr_allow = 0;
1776 1795
1777 if (refresh) 1796 if (refresh)
1778 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1797 scr_refresh ();
1779} 1798}
1780 1799
1781/* ------------------------------------------------------------------------- */ 1800/* ------------------------------------------------------------------------- */
1782/* 1801/*
1783 * Refresh the entire screen 1802 * Refresh the entire screen
1784 */ 1803 */
1785void 1804void
1786rxvt_term::scr_touch (bool refresh) 1805rxvt_term::scr_touch (bool refresh)
1787{ 1806{
1788 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1807 scr_expose (0, 0, width, height, refresh);
1789} 1808}
1790 1809
1791/* ------------------------------------------------------------------------- */ 1810/* ------------------------------------------------------------------------- */
1792/* 1811/*
1793 * Move the display so that the line represented by scrollbar value Y is at 1812 * Move the display so that the line represented by scrollbar value Y is at
1794 * the top of the screen 1813 * the top of the screen
1795 */ 1814 */
1796int 1815void
1797rxvt_term::scr_move_to (int y, int len) 1816rxvt_term::scr_move_to (int y, int len)
1798{ 1817{
1799 long p = 0; 1818 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1800 uint16_t oldviewstart;
1801
1802 oldviewstart = TermWin.view_start;
1803 if (y < len)
1804 {
1805 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1806 p -= (long) (TermWin.nrow - 1);
1807 p = max (p, 0);
1808 }
1809 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1810 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1811
1812 return scr_changeview (oldviewstart);
1813} 1819}
1814 1820
1815/* ------------------------------------------------------------------------- */ 1821/* ------------------------------------------------------------------------- */
1816/* 1822/*
1817 * Page the screen up/down nlines 1823 * Page the screen up/down nlines
1818 * direction should be UP or DN 1824 * direction should be UP or DN
1819 */ 1825 */
1820int 1826bool
1821rxvt_term::scr_page (enum page_dirn direction, int nlines) 1827rxvt_term::scr_page (enum page_dirn direction, int nlines)
1822{ 1828{
1823 int n; 1829 int new_view_start =
1824 uint16_t oldviewstart; 1830 direction == UP ? view_start - nlines
1831 : view_start + nlines;
1825 1832
1826 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1827#ifdef DEBUG_STRICT
1828 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1829#endif
1830 oldviewstart = TermWin.view_start;
1831 if (direction == UP)
1832 {
1833 n = TermWin.view_start + nlines;
1834 TermWin.view_start = min (n, TermWin.nscrolled);
1835 }
1836 else
1837 {
1838 n = TermWin.view_start - nlines;
1839 TermWin.view_start = max (n, 0);
1840 }
1841 return scr_changeview (oldviewstart); 1833 return scr_changeview (new_view_start);
1842} 1834}
1843 1835
1844int 1836bool
1845rxvt_term::scr_changeview (uint16_t oldviewstart) 1837rxvt_term::scr_changeview (int new_view_start)
1846{ 1838{
1839 clamp_it (new_view_start, top_row, 0);
1840
1847 if (TermWin.view_start != oldviewstart) 1841 if (new_view_start == view_start)
1848 { 1842 return false;
1843
1844 num_scr += new_view_start - view_start;
1845 view_start = new_view_start;
1849 want_refresh = 1; 1846 want_refresh = 1;
1850 num_scr -= (TermWin.view_start - oldviewstart);
1851 }
1852 1847
1853 return (int) (TermWin.view_start - oldviewstart); 1848 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1849
1850 return true;
1854} 1851}
1855 1852
1856/* ------------------------------------------------------------------------- */ 1853/* ------------------------------------------------------------------------- */
1857void 1854void
1858rxvt_term::scr_bell () 1855rxvt_term::scr_bell ()
1859{ 1856{
1860#ifndef NO_BELL 1857#ifndef NO_BELL
1858
1861# ifndef NO_MAPALERT 1859# ifndef NO_MAPALERT
1862# ifdef MAPALERT_OPTION 1860# ifdef MAPALERT_OPTION
1863 if (Options & Opt_mapAlert) 1861 if (OPTION (Opt_mapAlert))
1864# endif 1862# endif
1865 XMapWindow (display->display, TermWin.parent[0]); 1863 XMapWindow (display->display, parent[0]);
1866# endif 1864# endif
1867 if (Options & Opt_visualBell) 1865
1866 if (OPTION (Opt_visualBell))
1868 { 1867 {
1869 scr_rvideo_mode (!rvideo); /* refresh also done */ 1868 scr_rvideo_mode (!rvideo); /* refresh also done */
1869 display->flush ();
1870 rxvt_usleep (VISUAL_BELL_DURATION);
1870 scr_rvideo_mode (!rvideo); /* refresh also done */ 1871 scr_rvideo_mode (!rvideo); /* refresh also done */
1871 } 1872 }
1872 else 1873 else
1873 XBell (display->display, 0); 1874 XBell (display->display, 0);
1875
1874#endif 1876#endif
1875} 1877}
1876 1878
1877/* ------------------------------------------------------------------------- */ 1879/* ------------------------------------------------------------------------- */
1878/* ARGSUSED */ 1880/* ARGSUSED */
1879void 1881void
1880rxvt_term::scr_printscreen (int fullhist) 1882rxvt_term::scr_printscreen (int fullhist)
1881{ 1883{
1882#ifdef PRINTPIPE 1884#ifdef PRINTPIPE
1883 int i, r1, nrows, row_offset; 1885 int nrows, row_start;
1884 text_t *t; 1886 FILE *fd;
1885 FILE *fd;
1886 1887
1887 if ((fd = popen_printer ()) == NULL) 1888 if ((fd = popen_printer ()) == NULL)
1888 return; 1889 return;
1889 nrows = TermWin.nrow; 1890
1890 row_offset = TermWin.saveLines;
1891 if (!fullhist) 1891 if (fullhist)
1892 row_offset -= TermWin.view_start; 1892 {
1893 nrows = nrow - top_row;
1894 row_start = top_row;
1895 }
1893 else 1896 else
1894 { 1897 {
1895 nrows += TermWin.nscrolled; 1898 nrows = nrow;
1896 row_offset -= TermWin.nscrolled; 1899 row_start = view_start;
1897 } 1900 }
1898 1901
1902 wctomb (0, 0);
1903
1899 for (r1 = 0; r1 < nrows; r1++) 1904 for (int r1 = 0; r1 < nrows; r1++)
1900 {
1901 t = screen.text[r1 + row_offset];
1902 for (i = TermWin.ncol - 1; i >= 0; i--)
1903 if (!isspace (t[i]))
1904 break;
1905 fprintf (fd, "%.*s\n", (i + 1), t);
1906 } 1905 {
1906 text_t *tp = ROW(r1).t;
1907 int len = ROW(r1).l;
1908
1909 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1910 {
1911 char mb[MB_LEN_MAX];
1912 text_t t = *tp++;
1913 if (t == NOCHAR)
1914 continue;
1915
1916 len = wctomb (mb, t);
1917
1918 if (len <= 0)
1919 {
1920 mb[0] = ' ';
1921 len = 1;
1922 }
1923
1924 fwrite (mb, 1, len, fd);
1925 }
1926
1927 fputc ('\n', fd);
1928 }
1929
1907 pclose_printer (fd); 1930 pclose_printer (fd);
1908#endif 1931#endif
1909} 1932}
1910 1933
1911/* ------------------------------------------------------------------------- */ 1934/* ------------------------------------------------------------------------- */
1912/* 1935/*
1913 * Refresh the screen 1936 * Refresh the screen
1914 * drawn_text/drawn_rend contain the screen information before the update. 1937 * drawn_text/drawn_rend contain the screen information before the update.
1915 * screen.text/screen.rend contain what the screen will change to. 1938 * screen.text/screen.rend contain what the screen will change to.
1916 */ 1939 */
1917
1918#define FONT_WIDTH(X, Y) \
1919 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1920#define FONT_RBEAR(X, Y) \
1921 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1922#define FONT_LBEAR(X, Y) \
1923 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1924#define IS_FONT_CHAR(X, Y) \
1925 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1926
1927void 1940void
1928rxvt_term::scr_refresh (unsigned char refresh_type) 1941rxvt_term::scr_refresh ()
1929{ 1942{
1930 unsigned char clearfirst, /* first character writes before cell */
1931 clearlast, /* last character writes beyond cell */
1932 must_clear, /* use draw_string not draw_image_string */ 1943 unsigned char must_clear, /* use draw_string not draw_image_string */
1933 rvid, /* reverse video this position */
1934 showcursor; /* show the cursor */ 1944 showcursor; /* show the cursor */
1935 int16_t col, row, /* column/row we're processing */ 1945 int16_t col, row, /* column/row we're processing */
1936 ocrow; /* old cursor row */ 1946 ocrow; /* old cursor row */
1937 int i, /* tmp */ 1947 int i; /* tmp */
1938 row_offset; /* basic offset in screen structure */
1939#ifndef NO_CURSORCOLOR 1948#ifndef NO_CURSORCOLOR
1940 rend_t cc1; /* store colours at cursor position (s) */ 1949 rend_t cc1; /* store colours at cursor position (s) */
1941#endif 1950#endif
1942 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1951 rend_t *crp; // cursor rendition pointer
1943 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1944 1952
1953 want_refresh = 0; /* screen is current */
1954
1945 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1955 if (refresh_type == NO_REFRESH || !mapped)
1946 return; 1956 return;
1947 1957
1948 /* 1958 /*
1949 * A: set up vars 1959 * A: set up vars
1950 */ 1960 */
1951 clearfirst = clearlast = must_clear = 0; 1961 must_clear = 0;
1952
1953 refresh_count = 0; 1962 refresh_count = 0;
1954 1963
1955 row_offset = TermWin.saveLines - TermWin.view_start;
1956
1957 if ((refresh_type & REFRESH_BOUNDS))
1958 {
1959 clearfirst = clearlast = 1;
1960 refresh_type &= ~REFRESH_BOUNDS;
1961 }
1962
1963#ifdef XPM_BACKGROUND 1964#if XPM_BACKGROUND
1964 must_clear |= (bgPixmap.pixmap != None); 1965 must_clear |= bgPixmap.pixmap != None;
1965#endif 1966#endif
1966#ifdef TRANSPARENT 1967#if TRANSPARENT
1967 must_clear |= ((Options & Opt_transparent) && am_transparent); 1968 must_clear |= OPTION (Opt_transparent) && am_transparent;
1968#endif 1969#endif
1969 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1970 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1970 1971
1971 /* 1972 /*
1972 * B: reverse any characters which are selected 1973 * B: reverse any characters which are selected
… …
1987 showcursor = 0; 1988 showcursor = 0;
1988#endif 1989#endif
1989 1990
1990 if (showcursor) 1991 if (showcursor)
1991 { 1992 {
1992 srp = &(screen.rend[screen.cur.row + TermWin.saveLines][screen.cur.col]); 1993 int col = screen.cur.col;
1993 1994
1995 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
1996 col--;
1997
1998 crp = &ROW(screen.cur.row).r[col];
1999
1994 if (showcursor && TermWin.focus) 2000 if (showcursor && focus)
1995 { 2001 {
2002 if (OPTION (Opt_cursorUnderline))
2003 *crp ^= RS_Uline;
2004 else
2005 {
1996 *srp ^= RS_RVid; 2006 *crp ^= RS_RVid;
2007
1997#ifndef NO_CURSORCOLOR 2008#ifndef NO_CURSORCOLOR
1998 cc1 = *srp & (RS_fgMask | RS_bgMask); 2009 cc1 = *crp & (RS_fgMask | RS_bgMask);
1999 if (ISSET_PIXCOLOR (Color_cursor)) 2010 if (ISSET_PIXCOLOR (Color_cursor))
2000 ccol1 = Color_cursor; 2011 ccol1 = Color_cursor;
2001 else 2012 else
2002#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2013#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2003 ccol1 = GET_FGCOLOR (rstyle); 2014 ccol1 = fgcolor_of (rstyle);
2004#else 2015#else
2005 ccol1 = Color_fg; 2016 ccol1 = Color_fg;
2006#endif 2017#endif
2007 if (ISSET_PIXCOLOR (Color_cursor2)) 2018 if (ISSET_PIXCOLOR (Color_cursor2))
2008 ccol2 = Color_cursor2; 2019 ccol2 = Color_cursor2;
2009 else 2020 else
2010#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2021#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2011 ccol2 = GET_BGCOLOR (rstyle); 2022 ccol2 = bgcolor_of (rstyle);
2012#else 2023#else
2013 ccol2 = Color_bg; 2024 ccol2 = Color_bg;
2014#endif 2025#endif
2015 *srp = SET_FGCOLOR (*srp, ccol1); 2026 *crp = SET_FGCOLOR (*crp, ccol1);
2016 *srp = SET_BGCOLOR (*srp, ccol2); 2027 *crp = SET_BGCOLOR (*crp, ccol2);
2017#endif 2028#endif
2029 }
2018 } 2030 }
2019 } 2031 }
2020 2032
2021 /* make sure no outline cursor is left around */ 2033 /* make sure no outline cursor is left around */
2022 setoldcursor = 0; 2034 setoldcursor = 0;
2023 if (ocrow != -1) 2035 if (ocrow != -1)
2024 { 2036 {
2025 if (screen.cur.row + TermWin.view_start != ocrow 2037 if (screen.cur.row - view_start != ocrow
2026 || screen.cur.col != oldcursor.col) 2038 || screen.cur.col != oldcursor.col)
2027 { 2039 {
2028 if (ocrow < TermWin.nrow 2040 if (ocrow < nrow
2029 && oldcursor.col < TermWin.ncol) 2041 && oldcursor.col < ncol)
2030 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2042 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2031 2043
2032 if (TermWin.focus || !showcursor) 2044 if (focus || !showcursor)
2033 oldcursor.row = -1; 2045 oldcursor.row = -1;
2034 else 2046 else
2035 setoldcursor = 1; 2047 setoldcursor = 1;
2036 } 2048 }
2037 } 2049 }
2038 else if (!TermWin.focus) 2050 else if (!focus)
2039 setoldcursor = 1; 2051 setoldcursor = 1;
2040 2052
2041 if (setoldcursor) 2053 if (setoldcursor)
2042 { 2054 {
2043 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2055 if (screen.cur.row - view_start >= nrow)
2044 oldcursor.row = -1; 2056 oldcursor.row = -1;
2045 else 2057 else
2046 { 2058 {
2047 oldcursor.row = screen.cur.row + TermWin.view_start; 2059 oldcursor.row = screen.cur.row - view_start;
2048 oldcursor.col = screen.cur.col; 2060 oldcursor.col = screen.cur.col;
2049 } 2061 }
2050 } 2062 }
2051 } 2063 }
2064
2065 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2066#if ENABLE_OVERLAY
2067 scr_swap_overlay ();
2068#endif
2052 2069
2053#ifndef NO_SLOW_LINK_SUPPORT 2070#ifndef NO_SLOW_LINK_SUPPORT
2054 /* 2071 /*
2055 * D: CopyArea pass - very useful for slower links 2072 * D: CopyArea pass - very useful for slower links
2056 * This has been deliberately kept simple. 2073 * This has been deliberately kept simple.
2057 */ 2074 */
2058 i = num_scr; 2075 if (!display->is_local
2059 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2076 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
2060 && abs (i) < TermWin.nrow && !must_clear) 2077 && abs (num_scr) < nrow && !must_clear)
2061 { 2078 {
2062 int16_t nits; 2079 int16_t nits;
2063 int j; 2080 int j;
2064 rend_t *drp2;
2065 text_t *dtp2;
2066 int len, wlen; 2081 int len, wlen;
2082 dLocal (int, num_scr);
2067 2083
2068 j = TermWin.nrow; 2084 j = nrow;
2069 wlen = len = -1; 2085 wlen = len = -1;
2070 row = i > 0 ? 0 : j - 1; 2086 row = i > 0 ? 0 : j - 1;
2071 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2087 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2072 { 2088 {
2073 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2089 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2074 { 2090 {
2075 stp = screen.text[row + row_offset]; 2091 line_t s = ROW(view_start + row);
2076 srp = screen.rend[row + row_offset];
2077 dtp = drawn_text[row]; 2092 line_t d = drawn_buf[row];
2078 dtp2 = drawn_text[row + i]; 2093 line_t d2 = drawn_buf[row + i];
2079 drp = drawn_rend[row];
2080 drp2 = drawn_rend[row + i];
2081 2094
2082 for (nits = 0, col = TermWin.ncol; col--; ) 2095 for (nits = 0, col = ncol; col--; )
2083 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2096 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2084 nits--; 2097 nits--;
2085 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2098 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2086 nits++; 2099 nits++;
2087 2100
2088 if (nits > 8) /* XXX: arbitrary choice */ 2101 if (nits > 8) /* XXX: arbitrary choice */
2089 { 2102 {
2090 for (col = TermWin.ncol; col--; ) 2103 for (col = ncol; col--; )
2091 { 2104 {
2092 *dtp++ = *dtp2++; 2105 *d.t++ = *d2.t++;
2093 *drp++ = *drp2++; 2106 *d.r++ = *d2.r++;
2094 } 2107 }
2095 2108
2096 if (len == -1) 2109 if (len == -1)
2097 len = row; 2110 len = row;
2098 2111
… …
2103 2116
2104 if (len != -1) 2117 if (len != -1)
2105 { 2118 {
2106 /* also comes here at end if needed because of >= above */ 2119 /* also comes here at end if needed because of >= above */
2107 if (wlen < len) 2120 if (wlen < len)
2108 SWAP_IT (wlen, len, int); 2121 ::swap (wlen, len);
2109 2122
2110 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2111 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2123 XCopyArea (display->display, vt, vt,
2112 TermWin.gc, 0, Row2Pixel (len + i), 2124 gc, 0, Row2Pixel (len + i),
2113 (unsigned int)TermWin_TotalWidth (), 2125 (unsigned int)this->width,
2114 (unsigned int)Height2Pixel (wlen - len + 1), 2126 (unsigned int)Height2Pixel (wlen - len + 1),
2115 0, Row2Pixel (len)); 2127 0, Row2Pixel (len));
2116 len = -1; 2128 len = -1;
2117 } 2129 }
2118 } 2130 }
… …
2120#endif 2132#endif
2121 2133
2122 /* 2134 /*
2123 * E: main pass across every character 2135 * E: main pass across every character
2124 */ 2136 */
2125 for (row = 0; row < TermWin.nrow; row++) 2137 for (row = 0; row < nrow; row++)
2126 { 2138 {
2127 stp = screen.text[row + row_offset]; 2139 text_t *stp = ROW(view_start + row).t;
2128 srp = screen.rend[row + row_offset]; 2140 rend_t *srp = ROW(view_start + row).r;
2129 dtp = drawn_text[row]; 2141 text_t *dtp = drawn_buf[row].t;
2130 drp = drawn_rend[row]; 2142 rend_t *drp = drawn_buf[row].r;
2131 2143
2132 /* 2144 /*
2133 * E2: OK, now the real pass 2145 * E2: OK, now the real pass
2134 */ 2146 */
2135 int ypixel = (int)Row2Pixel (row); 2147 int ypixel = (int)Row2Pixel (row);
2136 2148
2137 for (col = 0; col < TermWin.ncol; col++) 2149 for (col = 0; col < ncol; col++)
2138 { 2150 {
2139 /* compare new text with old - if exactly the same then continue */ 2151 /* compare new text with old - if exactly the same then continue */
2140 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2152 if (stp[col] == dtp[col] /* Must match characters to skip. */
2141 && (srp[col] == drp[col] /* Either rendition the same or */ 2153 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2142 || (stp[col] == ' ' /* space w/ no background change */ 2154 || (stp[col] == ' ' /* space w/ no background change */
2143 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col])))) 2155 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2144 continue; 2156 continue;
2145 2157
2146 // redraw one or more characters 2158 // redraw one or more characters
2147 2159
2148 // seek to the beginning if wide characters 2160 // seek to the beginning of wide characters
2149 while (stp[col] == NOCHAR && col > 0) 2161 while (stp[col] == NOCHAR && col > 0)
2150 --col; 2162 --col;
2151 2163
2152 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2164 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2153 text_t *text = stp + col; 2165 text_t *text = stp + col;
… …
2156 dtp[col] = stp[col]; 2168 dtp[col] = stp[col];
2157 drp[col] = rend; 2169 drp[col] = rend;
2158 2170
2159 int xpixel = Col2Pixel (col); 2171 int xpixel = Col2Pixel (col);
2160 2172
2161 // this loop looks very messy, it can probably be optimized
2162 // and cleaned a bit by you?
2163 for (i = 0; ++col < TermWin.ncol; ) 2173 for (i = 0; ++col < ncol; )
2164 { 2174 {
2165 if (stp[col] == NOCHAR) 2175 if (stp[col] == NOCHAR)
2166 { 2176 {
2167 dtp[col] = stp[col]; 2177 dtp[col] = stp[col];
2168 drp[col] = rend; 2178 drp[col] = rend;
2169 count++; 2179 count++;
2170
2171 if (i) // only possible skip if char unchanged
2172 i++; 2180 i++;
2173 2181
2174 continue; 2182 continue;
2175 } 2183 }
2176 2184
2177 if (rend != srp[col]) 2185 if (!RS_SAME (rend, srp[col]))
2178 break; 2186 break;
2179 2187
2180 count++; 2188 count++;
2181 2189
2182 if (stp[col] != dtp[col] 2190 if (stp[col] != dtp[col]
2183 || srp[col] != drp[col]) 2191 || !RS_SAME (srp[col], drp[col]))
2184 { 2192 {
2185 if (must_clear && (i++ > (count / 2))) 2193 if (must_clear && (i++ > count / 2))
2186 break; 2194 break;
2187 2195
2188 dtp[col] = stp[col]; 2196 dtp[col] = stp[col];
2189 drp[col] = rend; 2197 drp[col] = rend;
2190 i = 0; 2198 i = 0;
2191 } 2199 }
2192 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2200 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2193 break; 2201 break;
2194 } 2202 }
2195 2203
2196 col--; /* went one too far. move back */ 2204 col--; /* went one too far. move back */
2197 count -= i; /* dump any matching trailing chars */ 2205 count -= i; /* dump any matching trailing chars */
2206
2207 // sometimes we optimize away the trailing NOCHAR's, add them back
2208 while (i && text[count] == NOCHAR)
2209 count++, i--;
2198 2210
2199 /* 2211 /*
2200 * Determine the attributes for the string 2212 * Determine the attributes for the string
2201 */ 2213 */
2202 int fid = GET_FONT (rend);
2203 int fore = GET_FGCOLOR (rend); // desired foreground 2214 int fore = fgcolor_of (rend); // desired foreground
2204 int back = GET_BGCOLOR (rend); // desired background 2215 int back = bgcolor_of (rend); // desired background
2205 2216
2206 rend = GET_ATTR (rend); 2217 // only do special processing if any attributes are set, which is unlikely
2218 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2219 {
2220#if ENABLE_STYLES
2221 // force redraw after "careful" characters to avoid pixel droppings
2222 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2223 drp[col + 1] = ~srp[col + 1];
2207 2224
2208 rvid = !!(rend & RS_RVid); 2225 // include previous careful character(s) if possible, looks nicer (best effort...)
2226 while (text > stp
2227 && srp[text - stp - 1] & RS_Careful
2228 && RS_SAME (rend, srp[text - stp - 1]))
2229 text--, count++, xpixel -= fwidth;
2230#endif
2231
2232 bool invert = rend & RS_RVid;
2209 2233
2210#ifndef NO_BOLD_UNDERLINE_REVERSE 2234#ifndef NO_BOLD_UNDERLINE_REVERSE
2211 if (rend & RS_Bold && fore == Color_fg) 2235 if (rend & RS_Bold
2236 && fore == Color_fg)
2212 { 2237 {
2213 if (ISSET_PIXCOLOR (Color_BD)) 2238 if (ISSET_PIXCOLOR (Color_BD))
2214 fore = Color_BD; 2239 fore = Color_BD;
2240# if !ENABLE_STYLES
2215 else 2241 else
2216 rvid = !rvid; 2242 invert = !invert;
2243# endif
2244 }
2245
2246 if (rend & RS_Italic
2247 && fore == Color_fg)
2248 {
2249 if (ISSET_PIXCOLOR (Color_IT))
2250 fore = Color_IT;
2251# if !ENABLE_STYLES
2252 else
2253 invert = !invert;
2254# endif
2255 }
2256
2257 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2258 fore = Color_UL;
2259#endif
2260
2261 if (invert)
2262 {
2263 ::swap (fore, back);
2264
2265#ifndef NO_BOLD_UNDERLINE_REVERSE
2266 if (ISSET_PIXCOLOR (Color_RV))
2267 back = Color_RV;
2268
2269 if (fore == back)
2270 {
2271 fore = Color_bg;
2272 back = Color_fg;
2273 }
2274#endif
2275 }
2276
2277#ifdef TEXT_BLINK
2278 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2279 {
2280 if (!text_blink_ev.active)
2281 {
2282 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2283 hidden_text = 0;
2284 }
2285 else if (hidden_text)
2286 fore = back;
2287 }
2288#endif
2217 } 2289 }
2218
2219 if (rend & RS_Uline)
2220 if (ISSET_PIXCOLOR (Color_UL))
2221 fore = Color_UL;
2222#endif
2223
2224 if (rvid)
2225 {
2226 SWAP_IT (fore, back, int);
2227
2228#ifndef NO_BOLD_UNDERLINE_REVERSE
2229 if (ISSET_PIXCOLOR (Color_RV)
2230# ifndef NO_CURSORCOLOR
2231 && !ISSET_PIXCOLOR (Color_cursor)
2232# endif
2233 )
2234 back = Color_RV;
2235#endif
2236 }
2237
2238#ifdef TEXT_BLINK
2239 if (rend & RS_Blink && back == Color_bg)
2240 {
2241 if (!text_blink_ev.active)
2242 {
2243 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2244 hidden_text = 0;
2245 }
2246 else if (hidden_text)
2247 fore = back;
2248 }
2249#endif
2250 2290
2251 /* 2291 /*
2252 * Actually do the drawing of the string here 2292 * Actually do the drawing of the string here
2253 */ 2293 */
2254 rxvt_font *font = (*TermWin.fontset)[fid]; 2294 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2255 2295
2256 if (back == fore) 2296 if (back == fore)
2257 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2297 font->clear_rect (*drawable, xpixel, ypixel,
2258 TermWin.fwidth * count, TermWin.fheight, 2298 fwidth * count, fheight,
2259 back); 2299 back);
2260 else if (back == Color_bg) 2300 else if (back == Color_bg)
2261 { 2301 {
2262 if (must_clear) 2302 if (must_clear)
2263 { 2303 {
2264 CLEAR_CHARS (xpixel, ypixel, count); 2304 CLEAR_CHARS (xpixel, ypixel, count);
2265 2305
2266 for (i = 0; i < count; i++) /* don't draw empty strings */ 2306 for (i = 0; i < count; i++) /* don't draw empty strings */
2267 if (text[i] != ' ') 2307 if (text[i] != ' ')
2268 { 2308 {
2269 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2309 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2270 break; 2310 break;
2271 } 2311 }
2272 } 2312 }
2273 else 2313 else
2274 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2314 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2275 } 2315 }
2276 else 2316 else
2277 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2317 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2278 2318
2279 if ((rend & RS_Uline) && (font->descent > 1)) 2319 if (rend & RS_Uline && font->descent > 1 && fore != back)
2320 {
2321#if ENABLE_FRILLS
2322 if (ISSET_PIXCOLOR (Color_underline))
2323 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2324 else
2325#endif
2326 XSetForeground (display->display, gc, pix_colors[fore]);
2327
2280 XDrawLine (display->display, drawBuffer, TermWin.gc, 2328 XDrawLine (display->display, drawBuffer, gc,
2281 xpixel, ypixel + font->ascent + 1, 2329 xpixel, ypixel + font->ascent + 1,
2282 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2330 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2331 }
2283 } /* for (col....) */ 2332 } /* for (col....) */
2284 } /* for (row....) */ 2333 } /* for (row....) */
2334
2335#if ENABLE_OVERLAY
2336 scr_swap_overlay ();
2337#endif
2338 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2285 2339
2286 /* 2340 /*
2287 * G: cleanup cursor and display outline cursor if necessary 2341 * G: cleanup cursor and display outline cursor if necessary
2288 */ 2342 */
2289 if (showcursor) 2343 if (showcursor)
2290 { 2344 {
2291 if (TermWin.focus) 2345 if (focus)
2346 {
2347 if (OPTION (Opt_cursorUnderline))
2348 *crp ^= RS_Uline;
2349 else
2292 { 2350 {
2293 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2294 [screen.cur.col]);
2295 *srp ^= RS_RVid; 2351 *crp ^= RS_RVid;
2296#ifndef NO_CURSORCOLOR 2352#ifndef NO_CURSORCOLOR
2297 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2353 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2298#endif 2354#endif
2355 }
2299 } 2356 }
2300 else if (oldcursor.row >= 0) 2357 else if (oldcursor.row >= 0)
2301 { 2358 {
2359 int cursorwidth = 1;
2360 int col = oldcursor.col;
2361
2362 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2363 col--;
2364
2365 while (col + cursorwidth < ncol
2366 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2367 cursorwidth++;
2368
2302#ifndef NO_CURSORCOLOR 2369#ifndef NO_CURSORCOLOR
2303 if (ISSET_PIXCOLOR (Color_cursor)) 2370 if (ISSET_PIXCOLOR (Color_cursor))
2304 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2371 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2305#endif 2372#endif
2306 int cursorwidth = 1;
2307 while (oldcursor.col + cursorwidth < TermWin.ncol
2308 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2309 cursorwidth++;
2310 2373
2311 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2374 XDrawRectangle (display->display, drawBuffer, gc,
2312 Col2Pixel (oldcursor.col), 2375 Col2Pixel (col),
2313 Row2Pixel (oldcursor.row), 2376 Row2Pixel (oldcursor.row),
2314 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2377 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2315 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2378 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2316 } 2379 }
2317 } 2380 }
2318 2381
2319 /* 2382 /*
2320 * H: cleanup selection 2383 * H: cleanup selection
2321 */ 2384 */
2322 scr_reverse_selection (); 2385 scr_reverse_selection ();
2323 2386
2324 /*
2325 * I: other general cleanup
2326 */
2327 if (clearfirst && TermWin.int_bwidth)
2328 /*
2329 * clear the whole screen height, note that width == 0 is treated
2330 * specially by XClearArea
2331 */
2332 XClearArea (display->display, TermWin.vt, 0, 0,
2333 (unsigned int)TermWin.int_bwidth,
2334 (unsigned int)TermWin_TotalHeight (), False);
2335
2336 if (clearlast && TermWin.int_bwidth)
2337 /*
2338 * clear the whole screen height, note that width == 0 is treated
2339 * specially by XClearArea
2340 */
2341 XClearArea (display->display, TermWin.vt,
2342 TermWin.width + TermWin.int_bwidth, 0,
2343 (unsigned int)TermWin.int_bwidth,
2344 (unsigned int)TermWin_TotalHeight (), False);
2345
2346 if (refresh_type & SMOOTH_REFRESH)
2347 XSync (display->display, False);
2348
2349 num_scr = 0; 2387 num_scr = 0;
2350 num_scr_allow = 1; 2388 num_scr_allow = 1;
2351 want_refresh = 0; /* screen is current */
2352} 2389}
2353 2390
2354void 2391void
2355rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2392rxvt_term::scr_remap_chars (line_t &l)
2356{ 2393{
2357 if (!rp || !tp) 2394 if (!l.t)
2358 return; 2395 return;
2359 2396
2360 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2397 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2361 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp)); 2398
2399 for (int i = ncol; i--; )
2400 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2362} 2401}
2363 2402
2364void 2403void
2365rxvt_term::scr_remap_chars () 2404rxvt_term::scr_remap_chars ()
2366{ 2405{
2367 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2406 for (int i = total_rows; i--; )
2368 scr_remap_chars (screen.text[i], screen.rend[i]); 2407 scr_remap_chars (row_buf [i]);
2369 2408
2370 for (int i = TermWin.nrow; i--; ) 2409 for (int i = nrow; i--; )
2371 {
2372 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2373 scr_remap_chars (swap.text[i], swap.rend[i]);
2374 } 2410 {
2411 scr_remap_chars (drawn_buf [i]);
2412 scr_remap_chars (swap_buf [i]);
2413 }
2414}
2415
2416void
2417rxvt_term::scr_recolour ()
2418{
2419 if (1
2420#if TRANSPARENT
2421 && !am_transparent
2422#endif
2423#if XPM_BACKGROUND
2424 && !bgPixmap.pixmap
2425#endif
2426 )
2427 {
2428 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2429 XClearWindow (display->display, parent[0]);
2430 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2431#if HAVE_SCROLLBARS
2432 if (scrollBar.win)
2433 {
2434 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2435 scrollBar.setIdle ();
2436 scrollbar_show (0);
2437 }
2438#endif
2439 }
2440
2441 scr_clear ();
2442 scr_touch (true);
2443 want_refresh = 1;
2375} 2444}
2376 2445
2377/* ------------------------------------------------------------------------- */ 2446/* ------------------------------------------------------------------------- */
2378void 2447void
2379rxvt_term::scr_clear (bool really) 2448rxvt_term::scr_clear (bool really)
2380{ 2449{
2381 if (!TermWin.mapped) 2450 if (!mapped)
2382 return; 2451 return;
2383 2452
2384 num_scr_allow = 0; 2453 num_scr_allow = 0;
2385 want_refresh = 1; 2454 want_refresh = 1;
2386 2455
2387#ifdef TRANSPARENT 2456 if (really)
2388 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2457 XClearWindow (display->display, vt);
2458}
2459
2460void
2461rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2)
2462{
2463 int view_end = view_start + nrow;
2464 int row, col;
2465
2466 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2467 {
2468 text_t *stp = ROW(row).t;
2469 rend_t *srp = ROW(row).r;
2470
2471 for (col = beg_col; col < end_col; col++)
2472 srp[col] ^= rstyle1;
2473
2474 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2475 srp[col] ^= rstyle2;
2476
2477 if (++col < end_col)
2478 srp[col] ^= rstyle2;
2389 { 2479 }
2390 int i; 2480}
2391 2481
2392 if (! (Options & Opt_transparent_all)) 2482void
2483rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle)
2484{
2485 int view_end = view_start + nrow;
2486 int row, col;
2487
2488 if (beg_row >= view_start)
2489 {
2490 col = beg_col;
2491 row = beg_row;
2492 }
2493 else
2494 {
2393 i = 0; 2495 col = 0;
2496 row = view_start;
2497 }
2498
2499 for (; row < min (end_row, view_end); row++, col = 0)
2500 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2501 srp[col] ^= rstyle;
2502
2503 if (row == end_row)
2504 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2505 srp[col] ^= rstyle;
2506}
2507
2508/* ------------------------------------------------------------------------- */
2509void
2510rxvt_term::scr_reverse_selection ()
2511{
2512 if (selection.op
2513 && current_screen == selection.screen
2514 && selection.end.row >= view_start)
2515 {
2516#if ENABLE_FRILLS
2517 if (selection.rect)
2518 scr_xor_rect (selection.beg.row, selection.beg.col,
2519 selection.end.row, selection.end.col,
2520 RS_RVid, RS_RVid | RS_Uline);
2394 else 2521 else
2395 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2396
2397 while (i--)
2398 if (TermWin.parent[i] != None)
2399 XClearWindow (display->display, TermWin.parent[i]);
2400 }
2401#endif 2522#endif
2402 2523 scr_xor_span (selection.beg.row, selection.beg.col,
2403 if (really) 2524 selection.end.row, selection.end.col,
2404 XClearWindow (display->display, TermWin.vt); 2525 RS_RVid);
2405}
2406
2407/* ------------------------------------------------------------------------- */
2408void
2409rxvt_term::scr_reverse_selection ()
2410{
2411 if (selection.op && current_screen == selection.screen)
2412 {
2413 int end_row = TermWin.saveLines - TermWin.view_start;
2414 int i = selection.beg.row + TermWin.saveLines;
2415 int col, row = selection.end.row + TermWin.saveLines;
2416 rend_t *srp;
2417
2418 if (i >= end_row)
2419 col = selection.beg.col;
2420 else
2421 {
2422 col = 0;
2423 i = end_row;
2424 }
2425
2426 end_row += TermWin.nrow;
2427 for (; i < row && i < end_row; i++, col = 0)
2428 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2429 srp[col] ^= RS_RVid;
2430
2431 if (i == row && i < end_row)
2432 for (srp = screen.rend[i]; col < selection.end.col; col++)
2433 srp[col] ^= RS_RVid;
2434 } 2526 }
2435} 2527}
2436 2528
2437/* ------------------------------------------------------------------------- */ 2529/* ------------------------------------------------------------------------- */
2438/* 2530/*
… …
2445{ 2537{
2446 int row, wrote; 2538 int row, wrote;
2447 unsigned int width, towrite; 2539 unsigned int width, towrite;
2448 char r1[] = "\n"; 2540 char r1[] = "\n";
2449 2541
2450 for (row = TermWin.saveLines - TermWin.nscrolled; 2542 for (row = saveLines - nsaved;
2451 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2543 row < saveLines + nrow - 1; row++)
2452 { 2544 {
2453 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2545 width = row_buf[row].l >= 0 ? row_buf[row].l
2454 : TermWin.ncol; 2546 : ncol;
2455 for (towrite = width; towrite; towrite -= wrote) 2547 for (towrite = width; towrite; towrite -= wrote)
2456 { 2548 {
2457 wrote = write (fd, & (screen.text[row][width - towrite]), 2549 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2458 towrite); 2550 towrite);
2459 if (wrote < 0) 2551 if (wrote < 0)
2460 return; /* XXX: death, no report */ 2552 return; /* XXX: death, no report */
2461 } 2553 }
2462 if (screen.tlen[row] >= 0) 2554 if (row_buf[row].l >= 0)
2463 if (write (fd, r1, 1) <= 0) 2555 if (write (fd, r1, 1) <= 0)
2464 return; /* XXX: death, no report */ 2556 return; /* XXX: death, no report */
2465 } 2557 }
2466} 2558}
2467#endif 2559#endif
2468 2560
2469/* ------------------------------------------------------------------------- * 2561/* ------------------------------------------------------------------------- *
2470 * CHARACTER SELECTION * 2562 * CHARACTER SELECTION *
2471 * ------------------------------------------------------------------------- */ 2563 * ------------------------------------------------------------------------- */
2472
2473/*
2474 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2475 */
2476void 2564void
2477rxvt_term::selection_check (int check_more) 2565rxvt_term::selection_check (int check_more)
2478{ 2566{
2479 row_col_t pos; 2567 row_col_t pos;
2480 2568
2481 if (!selection.op) 2569 if (!selection.op)
2482 return; 2570 return;
2483 2571
2484 pos.row = pos.col = 0; 2572 pos.row = pos.col = 0;
2485 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2573 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2486 || (selection.beg.row >= TermWin.nrow) 2574 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2487 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2575 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2488 || (selection.mark.row >= TermWin.nrow)
2489 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2490 || (selection.end.row >= TermWin.nrow)
2491 || (check_more == 1 2576 || (check_more == 1
2492 && current_screen == selection.screen 2577 && current_screen == selection.screen
2493 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2578 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2494 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2579 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2495 || (check_more == 2 2580 || (check_more == 2
… …
2497 && ROWCOL_IS_AFTER (selection.end, pos)) 2582 && ROWCOL_IS_AFTER (selection.end, pos))
2498 || (check_more == 3 2583 || (check_more == 3
2499 && ROWCOL_IS_AFTER (selection.end, pos)) 2584 && ROWCOL_IS_AFTER (selection.end, pos))
2500 || (check_more == 4 /* screen width change */ 2585 || (check_more == 4 /* screen width change */
2501 && (selection.beg.row != selection.end.row 2586 && (selection.beg.row != selection.end.row
2502 || selection.end.col > TermWin.ncol))) 2587 || selection.end.col > ncol)))
2503 CLEAR_SELECTION (); 2588 CLEAR_SELECTION ();
2504} 2589}
2505 2590
2506/* ------------------------------------------------------------------------- */ 2591/* ------------------------------------------------------------------------- */
2507/* 2592/*
2508 * Paste a selection direct to the command fd 2593 * Paste a selection direct to the command fd
2509 */ 2594 */
2510void 2595void
2511rxvt_term::paste (const unsigned char *data, unsigned int len) 2596rxvt_term::paste (char *data, unsigned int len)
2512{ 2597{
2513 unsigned int i, j, n;
2514 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2515
2516#if 0
2517 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2518 ZERO_SCROLLBACK (r);
2519#endif
2520
2521 /* convert normal newline chars into common keyboard Return key sequence */ 2598 /* convert normal newline chars into common keyboard Return key sequence */
2522 for (i = 0; i < len; i += PROP_SIZE) 2599 for (unsigned int i = 0; i < len; i++)
2523 {
2524 n = min (len - i, PROP_SIZE);
2525 MEMCPY (ds, data + i, n);
2526
2527 for (j = 0; j < n; j++)
2528 if (ds[j] == C0_LF) 2600 if (data[i] == C0_LF)
2529 ds[j] = C0_CR; 2601 data[i] = C0_CR;
2530 2602
2531 tt_write (ds, (int)n); 2603 tt_write (data, len);
2532 }
2533
2534 free (ds);
2535} 2604}
2536 2605
2537/* ------------------------------------------------------------------------- */ 2606/* ------------------------------------------------------------------------- */
2538/* 2607/*
2539 * Respond to a notification that a primary selection has been sent 2608 * Respond to a notification that a primary selection has been sent
2540 * EXT: SelectionNotify 2609 * EXT: SelectionNotify
2541 */ 2610 */
2542int 2611void
2543rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2612rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2544{ 2613{
2545 long nread = 0;
2546 unsigned long bytes_after;
2547 XTextProperty ct;
2548
2549 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2550
2551 if (prop == None) /* check for failed XConvertSelection */ 2614 if (prop == None) /* check for failed XConvertSelection */
2552 { 2615 {
2553 if ((selection_type & Sel_CompoundText)) 2616 if ((selection_type & Sel_CompoundText))
2554 { 2617 {
2555 int selnum = selection_type & Sel_whereMask; 2618 int selnum = selection_type & Sel_whereMask;
… …
2568 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2631 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2569 else 2632 else
2570 selection_type = 0; 2633 selection_type = 0;
2571 } 2634 }
2572 2635
2573 return 0; 2636 return;
2574 }
2575
2576 for (;;)
2577 { 2637 }
2638
2639 unsigned long bytes_after;
2640 XTextProperty ct;
2641
2642 if (XGetWindowProperty (display->display, win, prop,
2643 0, PROP_SIZE / 4,
2644 delete_prop, AnyPropertyType,
2645 &ct.encoding, &ct.format,
2646 &ct.nitems, &bytes_after,
2647 &ct.value) != Success)
2648 {
2649 ct.value = 0;
2650 goto bailout;
2651 }
2652
2653 if (ct.encoding == None)
2654 goto bailout;
2655
2656 if (bytes_after)
2657 {
2658 // fetch and append remaining data
2659 XTextProperty ct2;
2660
2578 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2661 if (XGetWindowProperty (display->display, win, prop,
2579 (long) (PROP_SIZE / 4), delete_prop, 2662 ct.nitems / 4, (bytes_after + 3) / 4,
2663 delete_prop, AnyPropertyType,
2580 AnyPropertyType, &ct.encoding, &ct.format, 2664 &ct2.encoding, &ct2.format,
2581 &ct.nitems, &bytes_after, 2665 &ct2.nitems, &bytes_after,
2582 &ct.value) != Success) 2666 &ct2.value) != Success)
2583 break; 2667 goto bailout;
2584 2668
2585 if (ct.encoding == 0) 2669 // realloc should be compatible to XFree, here, and elsewhere, too
2586 { 2670 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2587 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2671 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2588 break; 2672 ct.nitems += ct2.nitems;
2589 }
2590 2673
2674 XFree (ct2.value);
2675 }
2676
2591 if (ct.value == NULL) 2677 if (ct.value == 0)
2592 { 2678 goto bailout;
2593 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2594 continue;
2595 }
2596 2679
2680 if (ct.encoding == xa[XA_INCR])
2681 {
2682 // INCR selection, start handshake
2683 if (!delete_prop)
2684 XDeleteProperty (display->display, win, prop);
2685
2686 selection_wait = Sel_incr;
2687 incr_buf_fill = 0;
2688 incr_ev.start (NOW + 10);
2689
2690 goto bailout;
2691 }
2692
2597 if (ct.nitems == 0) 2693 if (ct.nitems == 0)
2694 {
2695 if (selection_wait == Sel_incr)
2696 {
2697 XFree (ct.value);
2698
2699 // finally complete, now paste the whole thing
2700 selection_wait = Sel_normal;
2701 ct.value = (unsigned char *)incr_buf;
2702 ct.nitems = incr_buf_fill;
2703 incr_buf = 0;
2704 incr_buf_size = 0;
2705 incr_ev.stop ();
2598 { 2706 }
2599 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2707 else
2600 2708 {
2601 if (selection_wait == Sel_normal && nread == 0 2709 if (selection_wait == Sel_normal
2602 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2710 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2603 { 2711 {
2604 /* 2712 /*
2605 * pass through again trying CUT_BUFFER0 if we've come from 2713 * pass through again trying CUT_BUFFER0 if we've come from
2606 * XConvertSelection () but nothing was presented 2714 * XConvertSelection () but nothing was presented
2607 */ 2715 */
2608 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2609 selection_paste (display->root, XA_CUT_BUFFER0, False); 2716 selection_paste (display->root, XA_CUT_BUFFER0, False);
2610 } 2717 }
2611 2718
2612 nread = -1; /* discount any previous stuff */ 2719 goto bailout;
2613 break; 2720 }
2721 }
2722 else if (selection_wait == Sel_incr)
2723 {
2724 incr_ev.start (NOW + 10);
2725
2726 while (incr_buf_fill + ct.nitems > incr_buf_size)
2614 } 2727 {
2728 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2729 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2730 }
2615 2731
2732 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2616 nread += ct.nitems; 2733 incr_buf_fill += ct.nitems;
2617 2734
2735 goto bailout;
2736 }
2737
2618 char **cl; 2738 char **cl;
2619 int cr; 2739 int cr;
2740
2741#if ENABLE_FRILLS
2742 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2743 // so recode it manually
2744 if (ct.encoding == xa[XA_UTF8_STRING])
2745 {
2746 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2747 char *s = rxvt_wcstombs (w);
2748 free (w);
2749 // TODO: strlen == only the first element will be converted. well...
2750 paste (s, strlen (s));
2751 free (s);
2752 }
2753 else
2754#endif
2620 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0 && cl) 2755 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2621 { 2756 && cl)
2757 {
2622 for (int i = 0; i < cr; i++) 2758 for (int i = 0; i < cr; i++)
2623 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2759 paste (cl[i], strlen (cl[i]));
2624 2760
2625 XFreeStringList (cl); 2761 XFreeStringList (cl);
2626 } 2762 }
2627 else 2763 else
2628 paste (ct.value, ct.nitems); 2764 paste ((char *)ct.value, ct.nitems); // paste raw
2629 2765
2630 if (bytes_after == 0) 2766bailout:
2631 break;
2632
2633 XFree (ct.value);
2634 }
2635
2636 if (ct.value)
2637 XFree (ct.value); 2767 XFree (ct.value);
2638 2768
2639 if (selection_wait == Sel_normal) 2769 if (selection_wait == Sel_normal)
2640 selection_wait = Sel_none; 2770 selection_wait = Sel_none;
2641
2642 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2643 return (int)nread;
2644} 2771}
2645 2772
2646void 2773void
2647rxvt_term::incr_cb (time_watcher &w) 2774rxvt_term::incr_cb (time_watcher &w)
2648{ 2775{
2649 selection_wait = Sel_none; 2776 selection_wait = Sel_none;
2650 2777
2778 incr_buf_size = 0;
2779 free (incr_buf);
2780
2651 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n"); 2781 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2652} 2782}
2653 2783
2654/*
2655 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2656 */
2657void 2784void
2658rxvt_term::selection_property (Window win, Atom prop) 2785rxvt_term::selection_property (Window win, Atom prop)
2659{ 2786{
2660 int reget_time = 0; 2787 if (prop == None || selection_wait != Sel_incr)
2661
2662 if (prop == None)
2663 return; 2788 return;
2664 2789
2665 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2666 if (selection_wait == Sel_normal)
2667 {
2668 int a, afmt;
2669 Atom atype;
2670 unsigned long bytes_after, nitems;
2671 unsigned char *s = NULL;
2672
2673 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
2674 xa[XA_INCR], &atype, &afmt, &nitems,
2675 &bytes_after, &s);
2676 if (s)
2677 XFree (s);
2678 if (a != Success)
2679 return;
2680
2681#ifndef __CYGWIN32__
2682 if (atype == xa[XA_INCR])
2683 { /* start an INCR transfer */
2684 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2685 XDeleteProperty (display->display, win, prop);
2686 XFlush (display->display);
2687 reget_time = 1;
2688 selection_wait = Sel_incr;
2689 }
2690#endif
2691
2692 }
2693 else if (selection_wait == Sel_incr)
2694 {
2695 reget_time = 1;
2696
2697 if (selection_paste (win, prop, True) == -1) 2790 selection_paste (win, prop, true);
2698 {
2699 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2700 selection_wait = Sel_none;
2701 incr_ev.stop ();
2702 }
2703 }
2704 if (reget_time) /* received more data so reget time */
2705 incr_ev.start (NOW + 10);
2706} 2791}
2707 2792
2708/* ------------------------------------------------------------------------- */ 2793/* ------------------------------------------------------------------------- */
2709/* 2794/*
2710 * Request the current selection: 2795 * Request the current selection:
… …
2714 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2799 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2715 * will auto fallback to CUT_BUFFER0 2800 * will auto fallback to CUT_BUFFER0
2716 * EXT: button 2 release 2801 * EXT: button 2 release
2717 */ 2802 */
2718void 2803void
2719rxvt_term::selection_request (Time tm, int x, int y) 2804rxvt_term::selection_request (Time tm)
2720{ 2805{
2721 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y));
2722
2723 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2724 return; /* outside window */
2725
2726 if (selection.text) 2806 if (selection.text)
2727 { /* internal selection */ 2807 { /* internal selection */
2728 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2729 char *str = rxvt_wcstombs (selection.text, selection.len); 2808 char *str = rxvt_wcstombs (selection.text, selection.len);
2730 paste ((unsigned char *)str, strlen (str)); 2809 paste (str, strlen (str));
2731 free (str); 2810 free (str);
2732 return; 2811 return;
2733 } 2812 }
2734 else 2813 else
2735 { 2814 {
… …
2747#else 2826#else
2748 selection_type = Sel_CompoundText; 2827 selection_type = Sel_CompoundText;
2749 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2828 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2750 return; 2829 return;
2751#endif 2830#endif
2752
2753 } 2831 }
2754 } 2832 }
2755 2833
2756 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2834 selection_wait = Sel_none; /* don't loop in selection_paste () */
2757 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2758 selection_paste (display->root, XA_CUT_BUFFER0, False); 2835 selection_paste (display->root, XA_CUT_BUFFER0, false);
2759} 2836}
2760 2837
2761int 2838int
2762rxvt_term::selection_request_other (Atom target, int selnum) 2839rxvt_term::selection_request_other (Atom target, int selnum)
2763{ 2840{
2764 Atom sel; 2841 Atom sel;
2765#ifdef DEBUG_SELECT
2766 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2767#endif
2768 2842
2769 selection_type |= selnum; 2843 selection_type |= selnum;
2770 2844
2771 if (selnum == Sel_Primary) 2845 if (selnum == Sel_Primary)
2772 sel = XA_PRIMARY; 2846 sel = XA_PRIMARY;
… …
2775 else 2849 else
2776 sel = xa[XA_CLIPBOARD]; 2850 sel = xa[XA_CLIPBOARD];
2777 2851
2778 if (XGetSelectionOwner (display->display, sel) != None) 2852 if (XGetSelectionOwner (display->display, sel) != None)
2779 { 2853 {
2780 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2781 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2854 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2782 TermWin.vt, selection_request_time); 2855 vt, selection_request_time);
2783 return 1; 2856 return 1;
2784 } 2857 }
2785 2858
2786 return 0; 2859 return 0;
2787} 2860}
… …
2792 * EXT: SelectionClear 2865 * EXT: SelectionClear
2793 */ 2866 */
2794void 2867void
2795rxvt_term::selection_clear () 2868rxvt_term::selection_clear ()
2796{ 2869{
2797 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2798
2799 want_refresh = 1; 2870 want_refresh = 1;
2800 free (selection.text); 2871 free (selection.text);
2801 selection.text = NULL; 2872 selection.text = NULL;
2802 selection.len = 0; 2873 selection.len = 0;
2803 CLEAR_SELECTION (); 2874 CLEAR_SELECTION ();
… …
2812 * EXT: button 1 or 3 release 2883 * EXT: button 1 or 3 release
2813 */ 2884 */
2814void 2885void
2815rxvt_term::selection_make (Time tm) 2886rxvt_term::selection_make (Time tm)
2816{ 2887{
2817 int i, col, end_col, row, end_row; 2888 int i;
2818 wchar_t *new_selection_text; 2889 wchar_t *new_selection_text;
2819 text_t *t; 2890 text_t *t;
2820 2891
2821 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2822 switch (selection.op) 2892 switch (selection.op)
2823 { 2893 {
2824 case SELECTION_CONT: 2894 case SELECTION_CONT:
2825 break; 2895 break;
2826 case SELECTION_INIT: 2896 case SELECTION_INIT:
… …
2836 selection.op = SELECTION_DONE; 2906 selection.op = SELECTION_DONE;
2837 2907
2838 if (selection.clicks == 4) 2908 if (selection.clicks == 4)
2839 return; /* nothing selected, go away */ 2909 return; /* nothing selected, go away */
2840 2910
2911 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2912 return;
2913
2841 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1); 2914 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2842 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t)); 2915 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2843 2916
2844 col = selection.beg.col;
2845 MAX_IT (col, 0);
2846 row = selection.beg.row + TermWin.saveLines;
2847 end_row = selection.end.row + TermWin.saveLines;
2848 int ofs = 0; 2917 int ofs = 0;
2849 int extra = 0; 2918 int extra = 0;
2850 2919
2920 int col = selection.beg.col;
2921 int row = selection.beg.row;
2922
2923 int end_col;
2924
2851 for (; row <= end_row; row++, col = 0) 2925 for (; row <= selection.end.row; row++, col = 0)
2852 { 2926 {
2853 t = &(screen.text[row][col]); 2927#if ENABLE_FRILLS
2854 2928 if (selection.rect)
2855 end_col = screen.tlen[row]; 2929 {
2856 2930 col = selection.beg.col;
2857 if (end_col == -1)
2858 end_col = TermWin.ncol; 2931 end_col = ncol + 1;
2932 }
2933 else
2934#endif
2935 end_col = ROW(row).l;
2859 2936
2937 col = max (col, 0);
2938
2860 if (row == end_row) 2939 if (row == selection.end.row
2940#if ENABLE_FRILLS
2941 || selection.rect
2942#endif
2943 )
2861 MIN_IT (end_col, selection.end.col); 2944 min_it (end_col, selection.end.col);
2945
2946 t = ROW(row).t + col;
2862 2947
2863 for (; col < end_col; col++) 2948 for (; col < end_col; col++)
2864 { 2949 {
2865 if (*t == NOCHAR) 2950 if (*t == NOCHAR)
2866 t++; 2951 t++;
… …
2883#endif 2968#endif
2884 else 2969 else
2885 new_selection_text[ofs++] = *t++; 2970 new_selection_text[ofs++] = *t++;
2886 } 2971 }
2887 2972
2888 if (screen.tlen[row] != -1 && row != end_row) 2973#if ENABLE_FRILLS
2974 if (selection.rect)
2975 {
2976 while (ofs
2977 && new_selection_text[ofs - 1] != C0_LF
2978 && unicode::is_space (new_selection_text[ofs - 1]))
2979 --ofs;
2980
2889 new_selection_text[ofs++] = C0_LF; 2981 new_selection_text[ofs++] = C0_LF;
2982 }
2983 else
2984#endif
2985 if (!ROW(row).is_longer () && row != selection.end.row)
2986 new_selection_text[ofs++] = C0_LF;
2890 } 2987 }
2891 2988
2892 if (end_col != selection.end.col) 2989 if (end_col != selection.end.col)
2893 new_selection_text[ofs++] = C0_LF; 2990 new_selection_text[ofs++] = C0_LF;
2894 2991
… …
2904 3001
2905 // we usually allocate much more than necessary, so realloc it smaller again 3002 // we usually allocate much more than necessary, so realloc it smaller again
2906 selection.len = ofs; 3003 selection.len = ofs;
2907 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t)); 3004 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2908 3005
3006 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3007 return;
3008
3009 selection_grab (tm);
3010}
3011
3012bool
3013rxvt_term::selection_grab (Time tm)
3014{
3015 selection_time = tm;
3016
2909 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3017 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2910 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3018 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3019 {
2911 display->set_selection_owner (this); 3020 display->set_selection_owner (this);
3021 return true;
3022 }
2912 else 3023 else
2913 rxvt_warn ("can't get primary selection, ignoring.\n"); 3024 {
3025 selection_clear ();
3026 return false;
3027 }
2914 3028
2915#if 0 3029#if 0
2916 XTextProperty ct; 3030 XTextProperty ct;
2917 3031
2918 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0) 3032 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2919 { 3033 {
2920 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3034 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2921 PropModeReplace, ct.value, ct.nitems);
2922 XFree (ct.value); 3035 XFree (ct.value);
2923 } 3036 }
2924#endif 3037#endif
2925
2926 selection_time = tm;
2927 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2928} 3038}
2929 3039
2930/* ------------------------------------------------------------------------- */ 3040/* ------------------------------------------------------------------------- */
2931/* 3041/*
2932 * Mark or select text based upon number of clicks: 1, 2, or 3 3042 * Mark or select text based upon number of clicks: 1, 2, or 3
2933 * EXT: button 1 press 3043 * EXT: button 1 press
2934 */ 3044 */
2935void 3045void
2936rxvt_term::selection_click (int clicks, int x, int y) 3046rxvt_term::selection_click (int clicks, int x, int y)
2937{ 3047{
2938 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2939
2940 clicks = ((clicks - 1) % 3) + 1; 3048 clicks = ((clicks - 1) % 3) + 1;
2941 selection.clicks = clicks; /* save clicks so extend will work */ 3049 selection.clicks = clicks; /* save clicks so extend will work */
2942 3050
3051 if (clicks == 2 && !selection.rect
3052 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3053 {
3054 MEvent.clicks = 1; // what a mess
3055 selection.screen = current_screen;
3056 selection.op = SELECTION_CONT;
3057 return;
3058 }
3059
2943 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3060 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2944 3061
2945 if (clicks == 2 || clicks == 3) 3062 if (clicks == 2 || clicks == 3)
2946 selection_extend_colrow (selection.mark.col, 3063 selection_extend_colrow (selection.mark.col,
2947 selection.mark.row + TermWin.view_start, 3064 selection.mark.row - view_start,
2948 0, /* button 3 */ 3065 0, /* button 3 */
2949 1, /* button press */ 3066 1, /* button press */
2950 0); /* click change */ 3067 0); /* click change */
2951} 3068}
2952 3069
… …
2956 */ 3073 */
2957void 3074void
2958rxvt_term::selection_start_colrow (int col, int row) 3075rxvt_term::selection_start_colrow (int col, int row)
2959{ 3076{
2960 want_refresh = 1; 3077 want_refresh = 1;
3078
3079 selection.mark.row = row + view_start;
2961 selection.mark.col = col; 3080 selection.mark.col = col;
2962 selection.mark.row = row - TermWin.view_start;
2963 3081
2964 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3082 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2965 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3083 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2966 MAX_IT (selection.mark.col, 0);
2967 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1);
2968 3084
2969 while (selection.mark.col > 0 3085 while (selection.mark.col > 0
2970 && screen.text[selection.mark.row + TermWin.saveLines][selection.mark.col] == NOCHAR) 3086 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2971 --selection.mark.col; 3087 --selection.mark.col;
2972 3088
2973 if (selection.op) 3089 if (selection.op)
2974 { /* clear the old selection */ 3090 { /* clear the old selection */
2975 selection.beg.row = selection.end.row = selection.mark.row; 3091 selection.beg.row = selection.end.row = selection.mark.row;
… …
2986 * We now only find out the boundary in one direction 3102 * We now only find out the boundary in one direction
2987 */ 3103 */
2988 3104
2989/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3105/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2990#define DELIMIT_TEXT(x) \ 3106#define DELIMIT_TEXT(x) \
2991 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!STRCHR (rs[Rs_cutchars], (x))) 3107 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2992#define DELIMIT_REND(x) 1 3108#define DELIMIT_REND(x) 1
2993 3109
2994void 3110void
2995rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3111rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret)
2996{ 3112{
… …
2999 text_t *stp; 3115 text_t *stp;
3000 rend_t *srp; 3116 rend_t *srp;
3001 3117
3002 if (dirn == UP) 3118 if (dirn == UP)
3003 { 3119 {
3004 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3120 bound.row = top_row - 1;
3005 bound.col = 0; 3121 bound.col = 0;
3006 dirnadd = -1; 3122 dirnadd = -1;
3007 } 3123 }
3008 else 3124 else
3009 { 3125 {
3010 bound.row = TermWin.saveLines + TermWin.nrow; 3126 bound.row = nrow;
3011 bound.col = TermWin.ncol - 1; 3127 bound.col = ncol - 1;
3012 dirnadd = 1; 3128 dirnadd = 1;
3013 } 3129 }
3014 3130
3015 row = mark->row + TermWin.saveLines; 3131 row = mark->row;
3016 col = mark->col; 3132 col = max (mark->col, 0);
3017 MAX_IT (col, 0); 3133
3018 /* find the edge of a word */ 3134 /* find the edge of a word */
3019 stp = & (screen.text[row][col]); 3135 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
3020 w1 = DELIMIT_TEXT (*stp); 3136 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
3021
3022 srp = (&screen.rend[row][col]);
3023 w2 = DELIMIT_REND (*srp);
3024 3137
3025 for (;;) 3138 for (;;)
3026 { 3139 {
3027 for (; col != bound.col; col += dirnadd) 3140 for (; col != bound.col; col += dirnadd)
3028 { 3141 {
… …
3038 break; 3151 break;
3039 } 3152 }
3040 3153
3041 if ((col == bound.col) && (row != bound.row)) 3154 if ((col == bound.col) && (row != bound.row))
3042 { 3155 {
3043 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3156 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3044 { 3157 {
3045 trow = row + dirnadd; 3158 trow = row + dirnadd;
3046 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3159 tcol = dirn == UP ? ncol - 1 : 0;
3047 3160
3048 if (screen.text[trow] == NULL) 3161 if (!ROW(trow).t)
3049 break; 3162 break;
3050 3163
3051 stp = & (screen.text[trow][tcol]); 3164 stp = ROW(trow).t + tcol;
3052 srp = & (screen.rend[trow][tcol]); 3165 srp = ROW(trow).r + tcol;
3053 3166
3054 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3167 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
3055 break; 3168 break;
3056 3169
3057 row = trow; 3170 row = trow;
… …
3060 } 3173 }
3061 } 3174 }
3062 break; 3175 break;
3063 } 3176 }
3064 3177
3065Old_Word_Selection_You_Die:
3066 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 - TermWin.saveLines, col));
3067
3068 if (dirn == DN) 3178 if (dirn == DN)
3069 col++; /* put us on one past the end */ 3179 col++; /* put us on one past the end */
3070 3180
3071 /* Poke the values back in */ 3181 /* Poke the values back in */
3072 ret->row = row - TermWin.saveLines; 3182 ret->row = row;
3073 ret->col = col; 3183 ret->col = col;
3074} 3184}
3075 3185
3076/* ------------------------------------------------------------------------- */ 3186/* ------------------------------------------------------------------------- */
3077/* 3187/*
… …
3082 * flag == 2 ==> button 3 motion 3192 * flag == 2 ==> button 3 motion
3083 */ 3193 */
3084void 3194void
3085rxvt_term::selection_extend (int x, int y, int flag) 3195rxvt_term::selection_extend (int x, int y, int flag)
3086{ 3196{
3087 int col, row; 3197 int col = clamp (Pixel2Col (x), 0, ncol);
3088 3198 int row = clamp (Pixel2Row (y), 0, nrow - 1);
3089 col = Pixel2Col (x);
3090 row = Pixel2Row (y);
3091 MAX_IT (row, 0);
3092 MIN_IT (row, (int)TermWin.nrow - 1);
3093 MAX_IT (col, 0);
3094 MIN_IT (col, (int)TermWin.ncol);
3095 3199
3096 /* 3200 /*
3097 * If we're selecting characters (single click) then we must check first 3201 * If we're selecting characters (single click) then we must check first
3098 * if we are at the same place as the original mark. If we are then 3202 * if we are at the same place as the original mark. If we are then
3099 * select nothing. Otherwise, if we're to the right of the mark, you have to 3203 * select nothing. Otherwise, if we're to the right of the mark, you have to
3100 * be _past_ a character for it to be selected. 3204 * be _past_ a character for it to be selected.
3101 */ 3205 */
3102 if (((selection.clicks % 3) == 1) && !flag 3206 if (((selection.clicks % 3) == 1) && !flag
3103 && (col == selection.mark.col 3207 && (col == selection.mark.col
3104 && (row == selection.mark.row + TermWin.view_start))) 3208 && (row == selection.mark.row - view_start)))
3105 { 3209 {
3106 /* select nothing */ 3210 /* select nothing */
3107 selection.beg.row = selection.end.row = 0; 3211 selection.beg.row = selection.end.row = 0;
3108 selection.beg.col = selection.end.col = 0; 3212 selection.beg.col = selection.end.col = 0;
3109 selection.clicks = 4; 3213 selection.clicks = 4;
3110 want_refresh = 1; 3214 want_refresh = 1;
3111 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3112 return; 3215 return;
3113 } 3216 }
3114 3217
3115 if (selection.clicks == 4) 3218 if (selection.clicks == 4)
3116 selection.clicks = 1; 3219 selection.clicks = 1;
… …
3125 * Extend the selection to the specified col/row 3228 * Extend the selection to the specified col/row
3126 */ 3229 */
3127void 3230void
3128rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3231rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange)
3129{ 3232{
3130 int16_t ncol = TermWin.ncol;
3131 int end_col;
3132 row_col_t pos; 3233 row_col_t pos;
3133 enum { 3234 enum {
3134 LEFT, RIGHT 3235 LEFT, RIGHT
3135 } closeto = RIGHT; 3236 } closeto = RIGHT;
3136 3237
3137 D_SELECT ((stderr, "rxvt_selection_extend_colrow (c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, selection.clicks, selection.op));
3138 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3139
3140 want_refresh = 1; 3238 want_refresh = 1;
3239
3141 switch (selection.op) 3240 switch (selection.op)
3142 { 3241 {
3143 case SELECTION_INIT: 3242 case SELECTION_INIT:
3144 CLEAR_SELECTION (); 3243 CLEAR_SELECTION ();
3145 selection.op = SELECTION_BEGIN; 3244 selection.op = SELECTION_BEGIN;
… …
3158 selection_start_colrow (col, row); 3257 selection_start_colrow (col, row);
3159 /* FALLTHROUGH */ 3258 /* FALLTHROUGH */
3160 default: 3259 default:
3161 return; 3260 return;
3162 } 3261 }
3262
3163 if (selection.beg.col == selection.end.col 3263 if (selection.beg.col == selection.end.col
3164 && selection.beg.col != selection.mark.col 3264 && selection.beg.col != selection.mark.col
3165 && selection.beg.row == selection.end.row 3265 && selection.beg.row == selection.end.row
3166 && selection.beg.row != selection.mark.row) 3266 && selection.beg.row != selection.mark.row)
3167 { 3267 {
3168 selection.beg.col = selection.end.col = selection.mark.col; 3268 selection.beg.col = selection.end.col = selection.mark.col;
3169 selection.beg.row = selection.end.row = selection.mark.row; 3269 selection.beg.row = selection.end.row = selection.mark.row;
3170 D_SELECT ((stderr, "rxvt_selection_extend_colrow () ENT2 b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3171 } 3270 }
3172 3271
3173 pos.col = col; 3272 pos.col = col;
3174 pos.row = row; 3273 pos.row = view_start + row;
3175
3176 pos.row -= TermWin.view_start; /* adjust for scroll */
3177 3274
3178 /* 3275 /*
3179 * This is mainly xterm style selection with a couple of differences, mainly 3276 * This is mainly xterm style selection with a couple of differences, mainly
3180 * in the way button3 drag extension works. 3277 * in the way button3 drag extension works.
3181 * We're either doing: button1 drag; button3 press; or button3 drag 3278 * We're either doing: button1 drag; button3 press; or button3 drag
… …
3218 } 3315 }
3219 else 3316 else
3220 { /* button1 drag or button3 drag */ 3317 { /* button1 drag or button3 drag */
3221 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3318 if (ROWCOL_IS_AFTER (selection.mark, pos))
3222 { 3319 {
3223 if ((selection.mark.row == selection.end.row) 3320 if (selection.mark.row == selection.end.row
3224 && (selection.mark.col == selection.end.col) 3321 && selection.mark.col == selection.end.col
3322 && clickchange
3225 && clickchange && selection.clicks == 2) 3323 && selection.clicks == 2)
3226 selection.mark.col--; 3324 selection.mark.col--;
3227 3325
3228 selection.beg.row = pos.row; 3326 selection.beg.row = pos.row;
3229 selection.beg.col = pos.col; 3327 selection.beg.col = pos.col;
3230 selection.end.row = selection.mark.row; 3328 selection.end.row = selection.mark.row;
… …
3239 } 3337 }
3240 } 3338 }
3241 3339
3242 if (selection.clicks == 1) 3340 if (selection.clicks == 1)
3243 { 3341 {
3244 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3342 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3245 3343 && !ROW(selection.beg.row).is_longer ()
3246 if (end_col != -1 && selection.beg.col > end_col) 3344#if ENABLE_FRILLS
3345 && !selection.rect
3346#endif
3247 { 3347 )
3248#if 1
3249 selection.beg.col = ncol; 3348 selection.beg.col = ncol;
3250#else 3349
3251 if (selection.beg.row != selection.end.row) 3350 if (
3252 selection.beg.col = ncol; 3351 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3253 else 3352 && !ROW(selection.end.row).is_longer ()
3254 selection.beg.col = selection.mark.col; 3353#if ENABLE_FRILLS
3354 && !selection.rect
3255#endif 3355#endif
3256 } 3356 )
3257
3258 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3259
3260 if (end_col != -1 && selection.end.col > end_col)
3261 selection.end.col = ncol; 3357 selection.end.col = ncol;
3262 } 3358 }
3263 else if (selection.clicks == 2) 3359 else if (selection.clicks == 2)
3264 { 3360 {
3265 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3361 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3266 selection.end.col--; 3362 selection.end.col--;
3267 3363
3268 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3269 selection_delimit_word (DN, & (selection.end), & (selection.end)); 3364 selection_delimit_word (UP, &selection.beg, &selection.beg);
3365 selection_delimit_word (DN, &selection.end, &selection.end);
3270 } 3366 }
3271 else if (selection.clicks == 3) 3367 else if (selection.clicks == 3)
3272 { 3368 {
3273#ifndef NO_FRILLS 3369#if ENABLE_FRILLS
3274 if ((Options & Opt_tripleclickwords)) 3370 if (OPTION (Opt_tripleclickwords))
3275 { 3371 {
3276 int end_row; 3372 selection_delimit_word (UP, &selection.beg, &selection.beg);
3277 3373
3278 selection_delimit_word (UP, & (selection.beg), & (selection.beg));
3279 end_row = screen.tlen[selection.mark.row + TermWin.saveLines];
3280
3281 for (end_row = selection.mark.row; end_row < TermWin.nrow; end_row++) 3374 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3282 { 3375 {
3283 end_col = screen.tlen[end_row + TermWin.saveLines]; 3376 if (!ROW(end_row).is_longer ())
3284
3285 if (end_col != -1)
3286 { 3377 {
3287 selection.end.row = end_row; 3378 selection.end.row = end_row;
3288 selection.end.col = end_col; 3379 selection.end.col = ROW(end_row).l;
3289 selection_remove_trailing_spaces (); 3380 selection_remove_trailing_spaces ();
3290 break; 3381 break;
3291 } 3382 }
3292 } 3383 }
3293 } 3384 }
3294 else 3385 else
3295#endif 3386#endif
3296 { 3387 {
3297 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3388 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3298 selection.mark.col++; 3389 selection.mark.col++;
3390
3299 selection.beg.col = 0; 3391 selection.beg.col = 0;
3300 selection.end.col = ncol; 3392 selection.end.col = ncol;
3393
3394 // select a complete logical line
3395 while (selection.beg.row > -saveLines
3396 && ROW(selection.beg.row - 1).is_longer ())
3397 selection.beg.row--;
3398
3399 while (selection.end.row < nrow
3400 && ROW(selection.end.row).is_longer ())
3401 selection.end.row++;
3301 } 3402 }
3302 } 3403 }
3303 3404
3304 if (button3 && buttonpress) 3405 if (button3 && buttonpress)
3305 { /* mark may need to be changed */ 3406 { /* mark may need to be changed */
3306 if (closeto == LEFT) 3407 if (closeto == LEFT)
3307 { 3408 {
3308 selection.mark.row = selection.end.row; 3409 selection.mark.row = selection.end.row;
3309 selection.mark.col = selection.end.col 3410 selection.mark.col = selection.end.col - (selection.clicks == 2);
3310 - (selection.clicks == 2);
3311 } 3411 }
3312 else 3412 else
3313 { 3413 {
3314 selection.mark.row = selection.beg.row; 3414 selection.mark.row = selection.beg.row;
3315 selection.mark.col = selection.beg.col; 3415 selection.mark.col = selection.beg.col;
3316 } 3416 }
3317 } 3417 }
3318 D_SELECT ((stderr, "rxvt_selection_extend_colrow () EXIT b: (r:%d,c:%d) m: (r:%d,c:%d), e: (r:%d,c:%d)", selection.beg.row, selection.beg.col, selection.mark.row, selection.mark.col, selection.end.row, selection.end.col));
3319}
3320 3418
3321#ifndef NO_FRILLS 3419#if ENABLE_FRILLS
3420 if (selection.rect && selection.beg.col > selection.end.col)
3421 ::swap (selection.beg.col, selection.end.col);
3422#endif
3423}
3424
3425#if ENABLE_FRILLS
3322void 3426void
3323rxvt_term::selection_remove_trailing_spaces () 3427rxvt_term::selection_remove_trailing_spaces ()
3324{ 3428{
3325 int32_t end_col, end_row; 3429 int32_t end_col, end_row;
3326 text_t *stp; 3430 text_t *stp;
3327 3431
3328 end_col = selection.end.col; 3432 end_col = selection.end.col;
3329 end_row = selection.end.row; 3433 end_row = selection.end.row;
3434
3330 for ( ; end_row >= selection.beg.row; ) 3435 for (; end_row >= selection.beg.row; )
3331 { 3436 {
3332 stp = screen.text[end_row + TermWin.saveLines]; 3437 stp = ROW(end_row).t;
3438
3333 while (--end_col >= 0) 3439 while (--end_col >= 0)
3334 { 3440 {
3335 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3441 if (stp[end_col] != NOCHAR
3442 && !unicode::is_space (stp[end_col]))
3336 break; 3443 break;
3337 } 3444 }
3445
3338 if (end_col >= 0 3446 if (end_col >= 0
3339 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3447 || !ROW(end_row - 1).is_longer ())
3340 { 3448 {
3341 selection.end.col = end_col + 1; 3449 selection.end.col = end_col + 1;
3342 selection.end.row = end_row; 3450 selection.end.row = end_row;
3343 break; 3451 break;
3344 } 3452 }
3453
3345 end_row--; 3454 end_row--;
3346 end_col = TermWin.ncol; 3455 end_col = ncol;
3347 } 3456 }
3457
3348 if (selection.mark.row > selection.end.row) 3458 if (selection.mark.row > selection.end.row)
3349 { 3459 {
3350 selection.mark.row = selection.end.row; 3460 selection.mark.row = selection.end.row;
3351 selection.mark.col = selection.end.col; 3461 selection.mark.col = selection.end.col;
3352 } 3462 }
… …
3368 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3478 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3369} 3479}
3370 3480
3371/* ------------------------------------------------------------------------- */ 3481/* ------------------------------------------------------------------------- */
3372/* 3482/*
3373 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3374 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3375 * the X11 protocol.
3376 */
3377typedef CARD32 Atom32;
3378
3379/* ------------------------------------------------------------------------- */
3380/*
3381 * Respond to a request for our current selection 3483 * Respond to a request for our current selection
3382 * EXT: SelectionRequest 3484 * EXT: SelectionRequest
3383 */ 3485 */
3384void 3486void
3385rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3487rxvt_term::selection_send (const XSelectionRequestEvent &rq)
3386{ 3488{
3387 XSelectionEvent ev; 3489 XSelectionEvent ev;
3388 XTextProperty ct; 3490 dDisp;
3389 XICCEncodingStyle style;
3390 Atom target;
3391 3491
3392 ev.type = SelectionNotify; 3492 ev.type = SelectionNotify;
3393 ev.property = None; 3493 ev.property = None;
3394 ev.display = rq.display; 3494 ev.display = rq.display;
3395 ev.requestor = rq.requestor; 3495 ev.requestor = rq.requestor;
… …
3397 ev.target = rq.target; 3497 ev.target = rq.target;
3398 ev.time = rq.time; 3498 ev.time = rq.time;
3399 3499
3400 if (rq.target == xa[XA_TARGETS]) 3500 if (rq.target == xa[XA_TARGETS])
3401 { 3501 {
3402 Atom32 target_list[6]; 3502 Atom target_list[6];
3403 Atom32 *target = target_list; 3503 Atom *target = target_list;
3404 3504
3405 *target++ = (Atom32) xa[XA_TARGETS]; 3505 *target++ = xa[XA_TARGETS];
3406 *target++ = (Atom32) xa[XA_TIMESTAMP]; 3506 *target++ = xa[XA_TIMESTAMP];
3407 *target++ = (Atom32) XA_STRING; 3507 *target++ = XA_STRING;
3408 *target++ = (Atom32) xa[XA_TEXT]; 3508 *target++ = xa[XA_TEXT];
3409 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3509 *target++ = xa[XA_COMPOUND_TEXT];
3410#if X_HAVE_UTF8_STRING 3510#if X_HAVE_UTF8_STRING
3411 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3511 *target++ = xa[XA_UTF8_STRING];
3412#endif 3512#endif
3413 3513
3414 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3514 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3415 (8 * sizeof (target_list[0])), PropModeReplace, 3515 32, PropModeReplace,
3416 (unsigned char *)target_list, 3516 (unsigned char *)target_list, target - target_list);
3417 target - target_list);
3418 ev.property = rq.property; 3517 ev.property = rq.property;
3419 } 3518 }
3519#if TODO // TODO
3420 else if (rq.target == xa[XA_MULTIPLE]) 3520 else if (rq.target == xa[XA_MULTIPLE])
3421 { 3521 {
3422 /* TODO: Handle MULTIPLE */ 3522 /* TODO: Handle MULTIPLE */
3423 } 3523 }
3524#endif
3424 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3525 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3425 { 3526 {
3426 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3527 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3427 (8 * sizeof (Time)), PropModeReplace,
3428 (unsigned char *)&selection_time, 1); 3528 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3429 ev.property = rq.property; 3529 ev.property = rq.property;
3430 } 3530 }
3431 else if (rq.target == XA_STRING 3531 else if (rq.target == XA_STRING
3432 || rq.target == xa[XA_TEXT] 3532 || rq.target == xa[XA_TEXT]
3433 || rq.target == xa[XA_COMPOUND_TEXT] 3533 || rq.target == xa[XA_COMPOUND_TEXT]
3434 || rq.target == xa[XA_UTF8_STRING] 3534 || rq.target == xa[XA_UTF8_STRING]
3435 ) 3535 )
3436 { 3536 {
3537 XTextProperty ct;
3538 Atom target = rq.target;
3437 short freect = 0; 3539 short freect = 0;
3438 int selectlen; 3540 int selectlen;
3439 wchar_t *cl; 3541 wchar_t *cl;
3440 3542 enum {
3441 target = rq.target; 3543 enc_string = XStringStyle,
3544 enc_text = XStdICCTextStyle,
3545 enc_compound_text = XCompoundTextStyle,
3546#ifdef X_HAVE_UTF8_STRING
3547 enc_utf8 = XUTF8StringStyle,
3548#else
3549 enc_utf8 = -1,
3550#endif
3551 } style;
3442 3552
3443 if (target == XA_STRING) 3553 if (target == XA_STRING)
3444 // we actually don't do XA_STRING, but who cares, as i18n clients 3554 // we actually don't do XA_STRING, but who cares, as i18n clients
3445 // will ask for another format anyways. 3555 // will ask for another format anyways.
3446 style = XStringStyle; 3556 style = enc_string;
3447 else if (target == xa[XA_TEXT]) 3557 else if (target == xa[XA_TEXT])
3448 style = XStdICCTextStyle; 3558 style = enc_text;
3449 else if (target == xa[XA_COMPOUND_TEXT]) 3559 else if (target == xa[XA_COMPOUND_TEXT])
3450 style = XCompoundTextStyle; 3560 style = enc_compound_text;
3451#if X_HAVE_UTF8_STRING 3561#if ENABLE_FRILLS
3452 else if (target == xa[XA_UTF8_STRING]) 3562 else if (target == xa[XA_UTF8_STRING])
3453 style = XUTF8StringStyle; 3563 style = enc_utf8;
3454#endif 3564#endif
3455 else 3565 else
3456 { 3566 {
3457 target = xa[XA_COMPOUND_TEXT]; 3567 target = xa[XA_COMPOUND_TEXT];
3458 style = XCompoundTextStyle; 3568 style = enc_compound_text;
3459 } 3569 }
3460 3570
3461 if (selection.text) 3571 if (selection.text)
3462 { 3572 {
3463 cl = selection.text; 3573 cl = selection.text;
… …
3467 { 3577 {
3468 cl = L""; 3578 cl = L"";
3469 selectlen = 0; 3579 selectlen = 0;
3470 } 3580 }
3471 3581
3472 // Xwc doesn't handle iso-10646 in wchar_t gracefully, so maybe recode it 3582#if ENABLE_FRILLS
3473 // manually for XUTF8StringStyle. 3583 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3584 // so recode it manually
3585 if (style == enc_utf8)
3586 {
3587 freect = 1;
3588 ct.encoding = target;
3589 ct.format = 8;
3590 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3591 ct.nitems = strlen ((char *)ct.value);
3592 }
3593 else
3594#endif
3474 if (XwcTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3595 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3475 freect = 1; 3596 freect = 1;
3476 else 3597 else
3477 { 3598 {
3478 /* if we failed to convert then send it raw */ 3599 /* if we failed to convert then send it raw */
3479 ct.value = (unsigned char *)cl; 3600 ct.value = (unsigned char *)cl;
3480 ct.nitems = selectlen; 3601 ct.nitems = selectlen;
3602 ct.encoding = target;
3481 } 3603 }
3482 3604
3483 XChangeProperty (display->display, rq.requestor, rq.property, 3605 XChangeProperty (disp, rq.requestor, rq.property,
3484 target, 8, PropModeReplace, 3606 ct.encoding, 8, PropModeReplace,
3485 ct.value, (int)ct.nitems); 3607 ct.value, (int)ct.nitems);
3486 ev.property = rq.property; 3608 ev.property = rq.property;
3487 3609
3488 if (freect) 3610 if (freect)
3489 XFree (ct.value); 3611 XFree (ct.value);
3490 } 3612 }
3491 3613
3492 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3614 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3493} 3615}
3494 3616
3495/* ------------------------------------------------------------------------- * 3617/* ------------------------------------------------------------------------- *
3496 * MOUSE ROUTINES * 3618 * MOUSE ROUTINES *
3497 * ------------------------------------------------------------------------- */ 3619 * ------------------------------------------------------------------------- */
… …
3501 */ 3623 */
3502void 3624void
3503rxvt_term::pixel_position (int *x, int *y) 3625rxvt_term::pixel_position (int *x, int *y)
3504{ 3626{
3505 *x = Pixel2Col (*x); 3627 *x = Pixel2Col (*x);
3506 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3628 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3507 *y = Pixel2Row (*y); 3629 *y = Pixel2Row (*y);
3508 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3630 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3509} 3631}
3510 3632
3511/* ------------------------------------------------------------------------- */ 3633/* ------------------------------------------------------------------------- */
3512#ifdef USE_XIM 3634#ifdef USE_XIM
3513void 3635void
3514rxvt_term::im_set_position (XPoint *pos) 3636rxvt_term::im_set_position (XPoint &pos)
3515{ 3637{
3516 XWindowAttributes xwa; 3638 XWindowAttributes xwa;
3517 3639
3518 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3640 XGetWindowAttributes (display->display, vt, &xwa);
3641
3519 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3642 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3520 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3643 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3521} 3644}
3522
3523#endif 3645#endif
3646
3647#if ENABLE_OVERLAY
3648void
3649rxvt_term::scr_overlay_new (int x, int y, int w, int h)
3650{
3651 if (nrow < 1 || ncol < 1)
3652 return;
3653
3654 want_refresh = 1;
3655
3656 scr_overlay_off ();
3657
3658 if (x < 0) x = ncol - w;
3659 if (y < 0) y = nrow - h;
3660
3661 // make space for border
3662 w += 2; min_it (w, ncol);
3663 h += 2; min_it (h, nrow);
3664
3665 x -= 1; clamp_it (x, 0, ncol - w);
3666 y -= 1; clamp_it (y, 0, nrow - h);
3667
3668 ov_x = x; ov_y = y;
3669 ov_w = w; ov_h = h;
3670
3671 ov_text = new text_t *[h];
3672 ov_rend = new rend_t *[h];
3673
3674 for (y = 0; y < h; y++)
3675 {
3676 text_t *tp = ov_text[y] = new text_t[w];
3677 rend_t *rp = ov_rend[y] = new rend_t[w];
3678
3679 text_t t0, t1, t2;
3680 rend_t r = OVERLAY_RSTYLE;
3681
3682 if (y == 0)
3683 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3684 else if (y < h - 1)
3685 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3686 else
3687 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3688
3689 *tp++ = t0;
3690 *rp++ = r;
3691
3692 for (x = w - 2; x > 0; --x)
3693 {
3694 *tp++ = t1;
3695 *rp++ = r;
3696 }
3697
3698 *tp = t2;
3699 *rp = r;
3700 }
3701}
3702
3703void
3704rxvt_term::scr_overlay_off ()
3705{
3706 if (!ov_text)
3707 return;
3708
3709 want_refresh = 1;
3710
3711 for (int y = 0; y < ov_h; y++)
3712 {
3713 delete [] ov_text[y];
3714 delete [] ov_rend[y];
3715 }
3716
3717 delete [] ov_text; ov_text = 0;
3718 delete [] ov_rend; ov_rend = 0;
3719}
3720
3721void
3722rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend)
3723{
3724 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3725 return;
3726
3727 x++, y++;
3728
3729 ov_text[y][x] = text;
3730 ov_rend[y][x] = rend;
3731}
3732
3733void
3734rxvt_term::scr_overlay_set (int x, int y, const char *s)
3735{
3736 while (*s)
3737 scr_overlay_set (x++, y, *s++);
3738}
3739
3740void
3741rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s)
3742{
3743 while (*s)
3744 {
3745 text_t t = *s++;
3746 int width = wcwidth (t);
3747
3748 while (width--)
3749 {
3750 scr_overlay_set (x++, y, t);
3751 t = NOCHAR;
3752 }
3753 }
3754}
3755
3756void
3757rxvt_term::scr_swap_overlay ()
3758{
3759 if (!ov_text)
3760 return;
3761
3762 // swap screen mem with overlay
3763 for (int y = ov_h; y--; )
3764 {
3765 text_t *t1 = ov_text[y];
3766 rend_t *r1 = ov_rend[y];
3767
3768 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3769 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3770
3771 for (int x = ov_w; x--; )
3772 {
3773 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3774 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3775 }
3776 }
3777}
3778
3779#endif
3524/* ------------------------------------------------------------------------- */ 3780/* ------------------------------------------------------------------------- */
3781

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