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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.38 by pcg, Wed Feb 25 10:26:50 2004 UTC vs.
Revision 1.382 by sf-exg, Tue Apr 26 16:19:45 2011 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2007 Marc Lehmann <schmorp@schmorp.de>
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 */
33
34#include <stdint.h> 31#include <inttypes.h>
35#include <wchar.h>
36 32
37#include "salloc.C" // HACK, should be a seperate compile! 33#include "salloc.C" // HACK, should be a separate compile!
38 34
35static inline void
39inline void fill_text (text_t *start, text_t value, int len) 36fill_text (text_t *start, text_t value, int len)
40{ 37{
41 while (len--) 38 while (len--)
42 *start++ = value; 39 *start++ = value;
43} 40}
44 41
45/* ------------------------------------------------------------------------- */ 42/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384
47#define TABSIZE 8 /* default tab size */ 43#define TABSIZE 8 /* default tab size */
48 44
49/* ------------------------------------------------------------------------- * 45/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 46 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 47 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 48#define ZERO_SCROLLBACK() \
53 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 49 if (option (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 50 view_start = 0
55#define CLEAR_SELECTION() \ 51#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 52 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 53 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 54#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
60 = selection.mark.row = selection.mark.col \ 56 = selection.mark.row = selection.mark.col \
61 = selection.end.row = selection.end.col = 0 57 = selection.end.row = selection.end.col = 0
62 58
63#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 59#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
64 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 60 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
65#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 61#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
66 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 62 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
67#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 63#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) > (D))) 64 (((A) == (C)) && ((B) > (D)))
69#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 65#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
70 (((A) == (C)) && ((B) >= (D))) 66 (((A) == (C)) && ((B) >= (D)))
71#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 67#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) < (D))) 68 (((A) == (C)) && ((B) < (D)))
73#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 69#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
74 (((A) == (C)) && ((B) <= (D))) 70 (((A) == (C)) && ((B) <= (D)))
75 71
76/* these must be row_col_t */ 72/* these must be row_col_t */
77#define ROWCOL_IS_AFTER(X, Y) \ 73#define ROWCOL_IS_AFTER(X, Y) \
78 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 74 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IS_BEFORE(X, Y) \ 75#define ROWCOL_IS_BEFORE(X, Y) \
80 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 76 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_AFTER(X, Y) \ 77#define ROWCOL_IN_ROW_AFTER(X, Y) \
82 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 78 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 79#define ROWCOL_IN_ROW_BEFORE(X, Y) \
84 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 80 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 81#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) 82 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) \ 83#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) 84 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
89 85
90/* 86/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 87 * 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
94 */ 88 */
95#define drawBuffer TermWin.vt
96
97#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \
99 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \
101 (unsigned int)Height2Pixel (num), False)
102
103#define CLEAR_CHARS(x, y, num) \ 89#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 90 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 91 XClearArea (dpy, vt, x, y, \
106 (unsigned int)Width2Pixel (num), \ 92 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 93 (unsigned int)Height2Pixel (1), False)
108
109#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \
111 TermWin.int_bwidth, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \
113 (unsigned int)Height2Pixel (num))
114 94
115/* ------------------------------------------------------------------------- * 95/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 96 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 97 * ------------------------------------------------------------------------- */
98
118/* Fill part/all of a line with blanks. */ 99/* Fill part/all of a line with blanks. */
119void 100void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 101rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 102{
122 efs &= ~RS_baseattrMask; 103 if (!l.t)
104 {
105 lalloc (l);
106 col = 0;
107 width = ncol;
108 }
109
110 l.touch ();
111
112 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
123 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 113 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
114
115 text_t *et = l.t + col;
116 rend_t *er = l.r + col;
124 117
125 while (width--) 118 while (width--)
126 { 119 {
127 *et++ = ' '; 120 *et++ = ' ';
128 *er++ = efs; 121 *er++ = efs;
… …
130} 123}
131 124
132/* ------------------------------------------------------------------------- */ 125/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 126/* Fill a full line with blanks - make sure it is allocated first */
134void 127void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 128rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 129{
137#ifdef DEBUG_STRICT 130 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 }
145 131
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 132 l.l = 0;
133 l.f = 0;
134}
135
136// nuke a single wide character at the given column
137void
138rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
139{
140 // find begin
141 while (col > 0 && l.t[col] == NOCHAR)
142 col--;
143
144 rend_t rend = l.r[col] & ~RS_baseattrMask;
145 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
146
147 l.touch ();
148
149 // found start, nuke
150 do {
151 l.t[col] = ' ';
152 l.r[col] = rend;
153 col++;
154 } while (col < ncol && l.t[col] == NOCHAR);
147} 155}
148 156
149/* ------------------------------------------------------------------------- * 157/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 158 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 159 * ------------------------------------------------------------------------- */
160
152void 161void
153rxvt_term::scr_reset () 162rxvt_term::scr_reset ()
154{ 163{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 164#if ENABLE_OVERLAY
156 unsigned int p, q; 165 scr_overlay_off ();
157 int k; 166#endif
158 rend_t setrstyle;
159 167
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
161
162 TermWin.view_start = 0; 168 view_start = 0;
163 num_scr = 0; 169 num_scr = 0;
164 170
165 if (TermWin.ncol == 0) 171 if (ncol == 0)
166 TermWin.ncol = 80; 172 ncol = 80;
167 173
168 if (TermWin.nrow == 0) 174 if (nrow == 0)
169 TermWin.nrow = 24; 175 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 176
174 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 178 return;
176 179
180 // we need at least two lines for wrapping to work correctly
181 while (nrow + saveLines < 2)
182 {
183 //TODO//FIXME
184 saveLines++;
185 prev_nrow--;
186 top_row--;
187 }
188
177 want_refresh = 1; 189 want_refresh = 1;
178 190
191 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 192 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 193
182 screen.tscroll = 0; 194 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 195 screen.bscroll = nrow - 1;
184 196
185 if (!talloc) 197 if (!row_buf)
186 { 198 {
199 /*
200 * first time called so just malloc everything: don't rely on realloc
201 */
202 top_row = 0;
203 term_start = 0;
204
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 205 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 206 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
189 }
190 207
191 if (prev_nrow == 0) 208 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
192 { 209 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
193 /* 210 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 *));
201 211
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 212 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 } 213 {
214 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
215 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
216 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
217 }
218 218
219 MEMSET (charsets, 'B', sizeof (charsets)); 219 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 220 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 221 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 222 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 223 screen.charset = 0;
225 current_screen = PRIMARY; 224 current_screen = PRIMARY;
… …
237 selection.text = NULL; 236 selection.text = NULL;
238 selection.len = 0; 237 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 238 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 239 selection.screen = PRIMARY;
241 selection.clicks = 0; 240 selection.clicks = 0;
242 CLEAR_ALL_SELECTION (); 241 selection.clip_text = NULL;
243 rvideo = 0; 242 selection.clip_len = 0;
244 } 243 }
245 else 244 else
246 { 245 {
247 /* 246 /*
248 * add or delete rows as appropriate 247 * add or delete rows as appropriate
249 */ 248 */
250 setrstyle = DEFAULT_RSTYLE;
251 249
250 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
251 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
252
253#if 0
252 if (nrow < prev_nrow) 254 if (nrow < prev_nrow)
253 { 255 {
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++) 256 for (int row = nrow; row < prev_nrow; row++)
259 { 257 {
260 q = p + TermWin.saveLines; 258 lfree (swap_buf [row]);
261 if (screen.text[q]) 259 lfree (drawn_buf[row]);
260 }
261 }
262#endif
263
264 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
265 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
266
267 for (int row = min (nrow, prev_nrow); row--; )
268 {
269 lresize (drawn_buf[row]);
270 lresize (swap_buf [row]);
271 }
272
273 for (int row = prev_nrow; row < nrow; row++)
274 {
275 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
276 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
277 }
278
279 line_t *old_buf = row_buf;
280 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
281
282 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
283 int pend = MOD (term_start + top_row , prev_total_rows);
284 int q = total_rows; // rewrapped row
285
286 if (top_row)
287 {
288 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
289 // to come up with a lean and mean algorithm.
290 // TODO: maybe optimise when width didn't change
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298 assert (old_buf [MOD (p, prev_total_rows)].t);
299 int plines = 1;
300 int llen = old_buf [MOD (p, prev_total_rows)].l;
301
302 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
262 { 303 {
263#ifdef DEBUG_STRICT 304 p = MOD (p - 1, prev_total_rows);
264 assert (screen.rend[q]); 305
265#endif 306 plines++;
266 talloc->free (screen.text[q]); 307 llen += prev_ncol;
267 ralloc->free (screen.rend[q]);
268 } 308 }
269 if (swap.text[p]) 309
310 int qlines = max (0, (llen - 1) / ncol) + 1;
311
312 // drop partial lines completely
313 if (q < qlines)
314 break;
315
316 q -= qlines;
317
318 int lofs = 0;
319 line_t *qline;
320
321 // re-assemble the full line by destination lines
322 for (int qrow = q; qlines--; qrow++)
270 { 323 {
271#ifdef DEBUG_STRICT 324 qline = row_buf + qrow;
272 assert (swap.rend[p]); 325 lalloc (*qline);
273#endif 326 qline->l = ncol;
274 talloc->free (swap.text[p]); 327 qline->is_longer (1);
275 ralloc->free (swap.rend[p]); 328
329 int qcol = 0;
330
331 // see below for cursor adjustment rationale
332 if (p == ocur.row)
333 screen.cur.row = q - (total_rows - nrow);
334
335 // fill a single destination line
336 while (lofs < llen && qcol < ncol)
337 {
338 int prow = lofs / prev_ncol;
339 int pcol = lofs % prev_ncol;
340
341 prow = MOD (p + prow, prev_total_rows);
342
343 // we only adjust the cursor _row_ and put it into
344 // the topmost line of "long line" it was in, as
345 // this seems to upset applications/shells/readline
346 // least.
347 if (prow == ocur.row)
348 screen.cur.row = q - (total_rows - nrow);
349
350 line_t &pline = old_buf [prow];
351
352 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
353
354 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
355 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
356
357 lofs += len;
358 qcol += len;
359 }
276 } 360 }
277#ifdef DEBUG_STRICT 361
278 assert (drawn_text[p] && drawn_rend[p]); 362 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
279#endif 363 qline->is_longer (0);
280 talloc->free (drawn_text[p]); 364 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
281 ralloc->free (drawn_rend[p]);
282 } 365 }
366 while (p != pend && q > 0);
283 367
284 /* we have fewer rows so fix up cursor position */ 368 term_start = total_rows - nrow;
285 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 369 top_row = q - term_start;
286 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
287 370
288 scr_reset_realloc (); /* realloc _last_ */ 371 // make sure all terminal lines exist
289 } 372 while (top_row > 0)
290 else if (nrow > prev_nrow) 373 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
291 { 374 }
292 /* add rows */ 375 else
293 scr_reset_realloc (); /* realloc _first_ */ 376 {
377 // if no scrollback exists (yet), wing, instead of wrap
294 378
295 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 379 for (int row = min (nrow, prev_nrow); row--; )
296
297 k = min (TermWin.nscrolled, nrow - prev_nrow);
298
299 for (p = prev_total_rows; p < total_rows; p++)
300 { 380 {
301 screen.tlen[p] = 0; 381 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
302 screen.text[p] = NULL; 382 line_t &qline = row_buf [row];
303 screen.rend[p] = NULL; 383
384 qline = pline;
385 lresize (qline);
304 } 386 }
305 387
306 for (p = prev_total_rows; p < total_rows - k; p++)
307 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
308
309 for (p = prev_nrow; p < nrow; p++) 388 for (int row = prev_nrow; row < nrow; row++)
310 { 389 {
311 swap.tlen[p] = 0; 390 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
312 swap.text[p] = NULL;
313 swap.rend[p] = NULL;
314 drawn_text[p] = NULL;
315 drawn_rend[p] = NULL;
316 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
317 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
318 } 391 }
319 392
320 if (k > 0) 393 term_start = 0;
321 {
322 scr_scroll_text (0, (int)nrow - 1, -k, 1);
323 screen.cur.row += k;
324 screen.s_cur.row += k;
325 TermWin.nscrolled -= k;
326 }
327#ifdef DEBUG_STRICT
328 assert (screen.cur.row < TermWin.nrow);
329 assert (swap.cur.row < TermWin.nrow);
330#else /* drive with your eyes closed */
331
332 MIN_IT (screen.cur.row, nrow - 1);
333 MIN_IT (swap.cur.row, nrow - 1);
334#endif
335 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
336 }
337
338 /* resize columns */
339 if (ncol != prev_ncol)
340 { 394 }
341 int common = min (prev_ncol, ncol);
342 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
343 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
344 395
345 for (p = 0; p < total_rows; p++) 396 free (old_buf);
346 { 397 delete old_ta;
347 if (screen.text[p]) 398 delete old_ra;
348 {
349 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
350 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
351 399
352 MIN_IT (screen.tlen[p], (int16_t)ncol); 400 clamp_it (screen.cur.row, 0, nrow - 1);
401 clamp_it (screen.cur.col, 0, ncol - 1);
402 }
353 403
354 if (ncol > prev_ncol)
355 scr_blank_line (& (screen.text[p][prev_ncol]),
356 & (screen.rend[p][prev_ncol]),
357 ncol - prev_ncol,
358 setrstyle);
359 }
360 }
361
362 for (p = 0; p < nrow; p++)
363 {
364 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
365 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
366
367 if (ncol > prev_ncol)
368 scr_blank_line (& (drawn_text[p][prev_ncol]),
369 & (drawn_rend[p][prev_ncol]),
370 ncol - prev_ncol, setrstyle);
371
372 if (swap.text[p])
373 {
374 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
375 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
376
377 MIN_IT (swap.tlen[p], (int16_t)ncol);
378
379 if (ncol > prev_ncol)
380 scr_blank_line (& (swap.text[p][prev_ncol]),
381 & (swap.rend[p][prev_ncol]),
382 ncol - prev_ncol, setrstyle);
383 }
384
385 }
386
387 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
388 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
389
390 delete talloc; talloc = ta;
391 delete ralloc; ralloc = ra;
392 }
393
394 if (tabs)
395 free (tabs); 404 free (tabs);
396 } 405 tabs = (char *)rxvt_malloc (ncol);
406
407 for (int col = ncol; col--; )
408 tabs [col] = col % TABSIZE == 0;
409
410 CLEAR_ALL_SELECTION ();
397 411
398 prev_nrow = nrow; 412 prev_nrow = nrow;
399 prev_ncol = ncol; 413 prev_ncol = ncol;
400 414
401 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
402
403 for (p = 0; p < ncol; p++)
404 tabs[p] = (p % TABSIZE == 0) ? 1 : 0;
405
406 tt_winch (); 415 tt_winch ();
407}
408 416
409void 417 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
410rxvt_term::scr_reset_realloc ()
411{
412 uint16_t total_rows, nrow;
413
414 nrow = TermWin.nrow;
415 total_rows = nrow + TermWin.saveLines;
416 /* *INDENT-OFF* */
417 screen.text = (text_t **)rxvt_realloc (screen.text, total_rows * sizeof (text_t *));
418 buf_text = (text_t **)rxvt_realloc (buf_text , total_rows * sizeof (text_t *));
419 drawn_text = (text_t **)rxvt_realloc (drawn_text , nrow * sizeof (text_t *));
420 swap.text = (text_t **)rxvt_realloc (swap.text , nrow * sizeof (text_t *));
421
422 screen.tlen = (int16_t *)rxvt_realloc (screen.tlen, total_rows * sizeof (int16_t));
423 swap.tlen = (int16_t *)rxvt_realloc (swap.tlen , total_rows * sizeof (int16_t));
424
425 screen.rend = (rend_t **)rxvt_realloc (screen.rend, total_rows * sizeof (rend_t *));
426 buf_rend = (rend_t **)rxvt_realloc (buf_rend , total_rows * sizeof (rend_t *));
427 drawn_rend = (rend_t **)rxvt_realloc (drawn_rend , nrow * sizeof (rend_t *));
428 swap.rend = (rend_t **)rxvt_realloc (swap.rend , nrow * sizeof (rend_t *));
429 /* *INDENT-ON* */
430} 418}
431 419
432/* ------------------------------------------------------------------------- */ 420/* ------------------------------------------------------------------------- */
433/* 421/*
434 * Free everything. That way malloc debugging can find leakage. 422 * Free everything. That way malloc debugging can find leakage.
435 */ 423 */
436void 424void
437rxvt_term::scr_release () 425rxvt_term::scr_release () NOTHROW
438{ 426{
439 uint16_t total_rows; 427 if (row_buf)
440 int i;
441
442 total_rows = TermWin.nrow + TermWin.saveLines;
443
444#ifdef DEBUG_STRICT
445 for (i = 0; i < total_rows; i++)
446 {
447 if (screen.text[i])
448 /* then so is screen.rend[i] */
449 assert (screen.rend[i]);
450 } 428 {
451#endif
452
453 delete talloc; talloc = 0; 429 delete talloc; talloc = 0;
454 delete ralloc; ralloc = 0; 430 delete ralloc; ralloc = 0;
455 431
456 free (screen.text); 432 free (row_buf);
457 free (screen.tlen); 433 free (swap_buf);
458 free (screen.rend); 434 free (drawn_buf);
459 free (drawn_text); 435 row_buf = 0; // signal that we freed all the arrays above
460 free (drawn_rend); 436
461 free (swap.text);
462 free (swap.tlen);
463 free (swap.rend);
464 free (buf_text);
465 free (buf_rend);
466 free (tabs); 437 free (tabs);
467 438 tabs = 0;
468 /* NULL these so if anything tries to use them, we'll know about it */ 439 }
469 screen.text = drawn_text = swap.text = NULL;
470 screen.rend = drawn_rend = swap.rend = NULL;
471 screen.tlen = swap.tlen = NULL;
472 buf_text = NULL;
473 buf_rend = NULL;
474 tabs = NULL;
475} 440}
476 441
477/* ------------------------------------------------------------------------- */ 442/* ------------------------------------------------------------------------- */
478/* 443/*
479 * Hard reset 444 * Hard/Soft reset
480 */ 445 */
481void 446void
482rxvt_term::scr_poweron () 447rxvt_term::scr_poweron ()
483{ 448{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 449 scr_release ();
487 prev_nrow = prev_ncol = 0; 450 prev_nrow = prev_ncol = 0;
451 rvideo_mode = false;
452 scr_soft_reset ();
488 scr_reset (); 453 scr_reset ();
489 454
490 scr_clear (); 455 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 456 scr_refresh ();
457}
458
459void
460rxvt_term::scr_soft_reset ()
461{
462 /* only affects modes, nothing drastic such as clearing the screen */
463#if ENABLE_OVERLAY
464 scr_overlay_off ();
465#endif
466
467 if (current_screen != PRIMARY)
468 scr_swap_screen ();
469
470 scr_scroll_region (0, MAX_ROWS - 1);
471 scr_rendition (0, ~RS_None);
472 scr_insert_mode (0);
492} 473}
493 474
494/* ------------------------------------------------------------------------- * 475/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 476 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 477 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 479 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 480 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 481 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 482 */
502void 483void
503rxvt_term::scr_cursor (int mode) 484rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 485{
505 screen_t *s; 486 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 487
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 488#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 489 if (current_screen == SECONDARY)
511 s = & (swap); 490 s = &swap;
512 else 491 else
513#endif 492#endif
514 s = & (screen); 493 s = &screen;
494
515 switch (mode) 495 switch (mode)
516 { 496 {
517 case SAVE: 497 case SAVE:
518 s->s_cur.row = s->cur.row; 498 s->s_cur.row = screen.cur.row;
519 s->s_cur.col = s->cur.col; 499 s->s_cur.col = screen.cur.col;
520 s->s_rstyle = rstyle; 500 s->s_rstyle = rstyle;
521 s->s_charset = s->charset; 501 s->s_charset = screen.charset;
522 s->s_charset_char = charsets[s->charset]; 502 s->s_charset_char = charsets[screen.charset];
523 break; 503 break;
504
524 case RESTORE: 505 case RESTORE:
525 want_refresh = 1; 506 want_refresh = 1;
526 s->cur.row = s->s_cur.row; 507 screen.cur.row = s->s_cur.row;
527 s->cur.col = s->s_cur.col; 508 screen.cur.col = s->s_cur.col;
528 s->flags &= ~Screen_WrapNext; 509 screen.flags &= ~Screen_WrapNext;
529 rstyle = s->s_rstyle; 510 rstyle = s->s_rstyle;
530 s->charset = s->s_charset; 511 screen.charset = s->s_charset;
531 charsets[s->charset] = s->s_charset_char; 512 charsets[screen.charset] = s->s_charset_char;
532 set_font_style (); 513 set_font_style ();
533 break; 514 break;
534 } 515 }
516
535 /* boundary check in case screen size changed between SAVE and RESTORE */ 517 /* boundary check in case screen size changed between SAVE and RESTORE */
536 MIN_IT (s->cur.row, TermWin.nrow - 1); 518 min_it (s->cur.row, nrow - 1);
537 MIN_IT (s->cur.col, TermWin.ncol - 1); 519 min_it (s->cur.col, ncol - 1);
538#ifdef DEBUG_STRICT
539 assert (s->cur.row >= 0); 520 assert (s->cur.row >= 0);
540 assert (s->cur.col >= 0); 521 assert (s->cur.col >= 0);
541#else /* drive with your eyes closed */ 522}
542 MAX_IT (s->cur.row, 0); 523
543 MAX_IT (s->cur.col, 0); 524void
544#endif 525rxvt_term::scr_swap_screen ()
526{
527 if (!option (Opt_secondaryScreen))
528 return;
529
530 for (int i = prev_nrow; i--; )
531 ::swap (ROW(i), swap_buf [i]);
532
533 ::swap (screen.cur, swap.cur);
534
535 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
536 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
545} 537}
546 538
547/* ------------------------------------------------------------------------- */ 539/* ------------------------------------------------------------------------- */
548/* 540/*
549 * Swap between primary and secondary screens 541 * Swap between primary and secondary screens
550 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 542 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
551 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 543 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
552 */ 544 */
553int 545void
554rxvt_term::scr_change_screen (int scrn) 546rxvt_term::scr_change_screen (int scrn)
555{ 547{
556 int i; 548 if (scrn == current_screen)
549 return;
550
551 want_refresh = 1;
552 view_start = 0;
553
554 selection_check (2); /* check for boundary cross */
555
556 current_screen = scrn;
557
557#if NSCREENS 558#if NSCREENS
558 int offset; 559 if (option (Opt_secondaryScreen))
559#endif 560 {
560
561 want_refresh = 1;
562
563 D_SCREEN ((stderr, "rxvt_scr_change_screen (%d)", scrn));
564
565 TermWin.view_start = 0;
566
567 if (current_screen == scrn)
568 return current_screen;
569
570 selection_check (2); /* check for boundary cross */
571
572 SWAP_IT (current_screen, scrn, int);
573#if NSCREENS
574 num_scr = 0; 561 num_scr = 0;
575 offset = TermWin.saveLines; 562
576 for (i = prev_nrow; i--;) 563 scr_swap_screen ();
577 { 564
578 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 565 ::swap (screen.charset, swap.charset);
579 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 566 ::swap (screen.flags, swap.flags);
580 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *);
581 }
582 SWAP_IT (screen.cur.row, swap.cur.row, int16_t);
583 SWAP_IT (screen.cur.col, swap.cur.col, int16_t);
584# ifdef DEBUG_STRICT
585 assert ((screen.cur.row >= 0) && (screen.cur.row < prev_nrow));
586 assert ((screen.cur.col >= 0) && (screen.cur.col < prev_ncol));
587# else /* drive with your eyes closed */
588 MAX_IT (screen.cur.row, 0);
589 MIN_IT (screen.cur.row, (int32_t)prev_nrow - 1);
590 MAX_IT (screen.cur.col, 0);
591 MIN_IT (screen.cur.col, (int32_t)prev_ncol - 1);
592# endif
593 SWAP_IT (screen.charset, swap.charset, int16_t);
594 SWAP_IT (screen.flags, swap.flags, int);
595 screen.flags |= Screen_VisibleCursor; 567 screen.flags |= Screen_VisibleCursor;
596 swap.flags |= Screen_VisibleCursor; 568 swap.flags |= Screen_VisibleCursor;
597#else 569 }
598# ifdef SCROLL_ON_NO_SECONDARY 570 else
599 if (current_screen == PRIMARY) 571#endif
572 if (option (Opt_secondaryScroll))
600 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 573 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
601# endif 574}
602#endif 575
603 return scrn; 576// clear WrapNext indicator, solidifying position on next line
577void
578rxvt_term::scr_do_wrap () NOTHROW
579{
580 if (!(screen.flags & Screen_WrapNext))
581 return;
582
583 screen.flags &= ~Screen_WrapNext;
584
585 screen.cur.col = 0;
586
587 if (screen.cur.row == screen.bscroll)
588 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
589 else if (screen.cur.row < nrow - 1)
590 screen.cur.row++;
604} 591}
605 592
606/* ------------------------------------------------------------------------- */ 593/* ------------------------------------------------------------------------- */
607/* 594/*
608 * Change the colour for following text 595 * Change the colour for following text
609 */ 596 */
610void 597void
611rxvt_term::scr_color (unsigned int color, int fgbg) 598rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
612{ 599{
613 color &= RS_fgMask; 600 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
601 color = fgbg;
602
614 if (fgbg == Color_fg) 603 if (fgbg == Color_fg)
615 rstyle = SET_FGCOLOR (rstyle, color); 604 rstyle = SET_FGCOLOR (rstyle, color);
616 else 605 else
617 rstyle = SET_BGCOLOR (rstyle, color); 606 rstyle = SET_BGCOLOR (rstyle, color);
618} 607}
… …
620/* ------------------------------------------------------------------------- */ 609/* ------------------------------------------------------------------------- */
621/* 610/*
622 * Change the rendition style for following text 611 * Change the rendition style for following text
623 */ 612 */
624void 613void
625rxvt_term::scr_rendition (int set, int style) 614rxvt_term::scr_rendition (int set, int style) NOTHROW
626 { 615{
627 if (set) 616 if (set)
628 rstyle |= style; 617 rstyle |= style;
629 else if (style == ~RS_None) 618 else if (style == ~RS_None)
630 rstyle = DEFAULT_RSTYLE; 619 rstyle = DEFAULT_RSTYLE;
631 else 620 else
632 rstyle &= ~style; 621 rstyle &= ~style;
633 } 622}
634 623
635/* ------------------------------------------------------------------------- */ 624/* ------------------------------------------------------------------------- */
636/* 625/*
637 * Scroll text between <row1> and <row2> inclusive, by <count> lines 626 * Scroll text between <row1> and <row2> inclusive, by <count> lines
638 * count positive ==> scroll up 627 * count positive ==> scroll up
639 * count negative ==> scroll down 628 * count negative ==> scroll down
640 * spec == 0 for normal routines
641 */ 629 */
642int 630int
643rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 631rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
644{ 632{
645 int i, j;
646 long nscrolled;
647
648 if (count == 0 || (row1 > row2)) 633 if (count == 0 || (row1 > row2))
649 return 0; 634 return 0;
650 635
651 want_refresh = 1; 636 want_refresh = 1;
652 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 637 num_scr += count;
653 638
654 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 639 if (count > 0
640 && row1 == 0
641 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
642 {
643 top_row = max (top_row - count, -saveLines);
644
645 // scroll everything up 'count' lines
646 term_start = (term_start + count) % total_rows;
647
648 // sever bottommost line
655 { 649 {
656 nscrolled = (long)TermWin.nscrolled + (long)count; 650 line_t &l = ROW(row2 - count);
651 l.is_longer (0);
652 l.touch ();
653 }
657 654
658 if (nscrolled > (long)TermWin.saveLines) 655 // erase newly scrolled-in lines
659 TermWin.nscrolled = TermWin.saveLines; 656 for (int i = count; i--; )
657 {
658 line_t &l = ROW(nrow - 1 - i);
659
660 // optimize if already cleared, can be significant on slow machines
661 // could be rolled into scr_blank_screen_mem
662 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
663 {
664 scr_blank_line (l, 0, l.l, rstyle);
665 l.l = 0;
666 l.f = 0;
667 }
660 else 668 else
661 TermWin.nscrolled = (uint16_t)nscrolled; 669 scr_blank_screen_mem (l, rstyle);
670 }
662 671
672 // now copy lines below the scroll region bottom to the
673 // bottom of the screen again, so they look as if they
674 // hadn't moved.
675 for (int i = nrow; --i > row2; )
676 {
677 line_t &l1 = ROW(i - count);
678 line_t &l2 = ROW(i);
679
680 ::swap (l1, l2);
681 l2.touch ();
682 }
683
684 // move and/or clear selection, if any
685 if (selection.op && current_screen == selection.screen)
686 {
687 selection.beg.row -= count;
688 selection.end.row -= count;
689 selection.mark.row -= count;
690
691 if (selection.beg.row < top_row
692 || selection.end.row < top_row
693 || selection.mark.row < top_row)
694 {
695 CLEAR_ALL_SELECTION ();
696 selection.op = SELECTION_CLEAR;
697 }
698 }
699
700 // finally move the view window, if desired
663 if ((Options & Opt_scrollWithBuffer) 701 if (option (Opt_scrollWithBuffer)
664 && TermWin.view_start != 0 702 && view_start != 0
665 && TermWin.view_start != TermWin.saveLines) 703 && view_start != -saveLines)
666 scr_page (UP, count); 704 scr_page (UP, count);
705
706 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
707 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
708 }
709 else
667 } 710 {
668 else if (!spec)
669 row1 += TermWin.saveLines;
670
671 row2 += TermWin.saveLines;
672
673 if (selection.op && current_screen == selection.screen) 711 if (selection.op && current_screen == selection.screen)
674 { 712 {
675 i = selection.beg.row + TermWin.saveLines; 713 if ((selection.beg.row < row1 && selection.end.row > row1)
676 j = selection.end.row + TermWin.saveLines; 714 || (selection.beg.row < row2 && selection.end.row > row2)
677 if ((i < row1 && j > row1) 715 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
678 || (i < row2 && j > row2) 716 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
679 || (i - count < row1 && i >= row1) 717 || (selection.end.row - count < row1 && selection.end.row >= row1)
680 || (i - count > row2 && i <= row2) 718 || (selection.end.row - count > row2 && selection.end.row <= row2))
681 || (j - count < row1 && j >= row1)
682 || (j - count > row2 && j <= row2))
683 { 719 {
684 CLEAR_ALL_SELECTION (); 720 CLEAR_ALL_SELECTION ();
685 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 721 selection.op = SELECTION_CLEAR;
686 } 722 }
687 else if (j >= row1 && j <= row2) 723 else if (selection.end.row >= row1 && selection.end.row <= row2)
688 { 724 {
689 /* move selected region too */ 725 /* move selected region too */
690 selection.beg.row -= count; 726 selection.beg.row -= count;
691 selection.end.row -= count; 727 selection.end.row -= count;
692 selection.mark.row -= count; 728 selection.mark.row -= count;
729
730 selection_check (0);
693 } 731 }
694 }
695
696 selection_check (0); /* _after_ TermWin.nscrolled update */
697
698 num_scr += count;
699 j = count;
700
701 if (count < 0)
702 count = -count;
703
704 i = row2 - row1 + 1;
705 MIN_IT (count, i);
706
707 if (j > 0)
708 {
709 /* A: scroll up */
710
711 /* A1: Copy lines that will get clobbered by the rotation */
712 for (i = 0, j = row1; i < count; i++, j++)
713 { 732 }
714 buf_text[i] = screen.text[j]; 733
715 buf_rend[i] = screen.rend[j]; 734 // use a simple and robust scrolling algorithm, this
735 // part of scr_scroll_text is not time-critical.
736
737 int rows = row2 - row1 + 1;
738
739 min_it (count, rows);
740
741 line_t *temp_buf = row_buf + total_rows;
742
743 for (int row = 0; row < rows; row++)
716 } 744 {
717 /* A2: Rotate lines */ 745 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
718 for (j = row1, i = j + count; i <= row2; i++, j++) 746
747 if (!IN_RANGE_EXC (row + count, 0, rows))
748 scr_blank_screen_mem (temp_buf [row], rstyle);
719 { 749 }
720 screen.tlen[j] = screen.tlen[i];
721 screen.text[j] = screen.text[i];
722 screen.rend[j] = screen.rend[i];
723 }
724 j = row2 - count + 1, i = count;
725 }
726 else /* if (j < 0) */
727 {
728 /* B: scroll down */
729 750
730 /* B1: Copy lines that will get clobbered by the rotation */ 751 for (int row = 0; row < rows; row++)
731 for (i = 0, j = row2; i < count; i++, j--) 752 ROW(row1 + row) = temp_buf [row];
732 {
733 buf_text[i] = screen.text[j];
734 buf_rend[i] = screen.rend[j];
735 }
736 /* B2: Rotate lines */
737 for (j = row2, i = j - count; i >= row1; i--, j--)
738 {
739 screen.tlen[j] = screen.tlen[i];
740 screen.text[j] = screen.text[i];
741 screen.rend[j] = screen.rend[i];
742 }
743 j = row1, i = count;
744 count = -count;
745 }
746
747 /* C: Resurrect lines */
748 for (; i--; j++)
749 {
750 screen.tlen[j] = 0;
751 screen.text[j] = buf_text[i];
752 screen.rend[j] = buf_rend[i];
753
754 if (!spec) /* line length may not equal TermWin.ncol */
755 scr_blank_screen_mem (screen.text, screen.rend,
756 (unsigned int)j, rstyle);
757 } 753 }
758 754
759 return count; 755 return count;
760} 756}
761 757
762/* ------------------------------------------------------------------------- */ 758/* ------------------------------------------------------------------------- */
763/* 759/*
764 * Add text given in <str> of length <len> to screen struct 760 * Add text given in <str> of length <len> to screen struct
765 */ 761 */
766void 762void
767rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 763rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
768{ 764{
769 unsigned char checksel, clearsel;
770 uint32_t c;
771 int i, row, last_col;
772 text_t *stp;
773 rend_t *srp;
774
775 if (len <= 0) /* sanity */ 765 if (len <= 0) /* sanity */
776 return; 766 return;
777 767
768 unsigned char checksel;
769 unicode_t c;
770 int ncol = this->ncol;
771 const wchar_t *strend = str + len;
772
778 want_refresh = 1; 773 want_refresh = 1;
779 last_col = TermWin.ncol;
780
781 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
782 ZERO_SCROLLBACK (); 774 ZERO_SCROLLBACK ();
775
783 if (nlines > 0) 776 if (minlines > 0)
784 { 777 {
785 nlines += (screen.cur.row - screen.bscroll); 778 minlines += screen.cur.row - screen.bscroll;
779 min_it (minlines, screen.cur.row - top_row);
780
786 if ((nlines > 0) 781 if (minlines > 0
787 && (screen.tscroll == 0) 782 && screen.tscroll == 0
788 && (screen.bscroll == (TermWin.nrow - 1))) 783 && screen.bscroll == nrow - 1)
789 { 784 {
790 /* _at least_ this many lines need to be scrolled */ 785 /* _at least_ this many lines need to be scrolled */
791 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 786 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
792 screen.cur.row -= nlines; 787 screen.cur.row -= minlines;
793 } 788 }
794 } 789 }
795#ifdef DEBUG_STRICT 790
796 assert (screen.cur.col < last_col); 791 assert (screen.cur.col < ncol);
797 assert ((screen.cur.row < TermWin.nrow) 792 assert (screen.cur.row < nrow
798 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 793 && screen.cur.row >= top_row);
799#else /* drive with your eyes closed */ 794 int row = screen.cur.row;
800 MIN_IT (screen.cur.col, last_col - 1);
801 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
802 MAX_IT (screen.cur.row, - (int32_t)TermWin.nscrolled);
803#endif
804 row = screen.cur.row + TermWin.saveLines;
805 795
806 checksel = (selection.op 796 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
807 && current_screen == selection.screen) ? 1 : 0;
808 clearsel = 0;
809 797
810 stp = screen.text[row]; 798 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 799
813 for (i = 0; i < len;) 800 while (str < strend)
814 { 801 {
815 c = str[i++]; 802 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 switch (c) 803
804 if (expect_false (c < 0x20))
805 if (c == C0_LF)
817 { 806 {
818 case '\t': 807 max_it (line->l, screen.cur.col);
819 scr_tab (1); 808
809 screen.flags &= ~Screen_WrapNext;
810
811 if (screen.cur.row == screen.bscroll)
812 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
813 else if (screen.cur.row < (nrow - 1))
814 row = ++screen.cur.row;
815
816 line = &ROW(row); /* _must_ refresh */
820 continue; 817 continue;
821 case '\n': 818 }
822 if (screen.tlen[row] != -1) /* XXX: think about this */ 819 else if (c == C0_CR)
823 MAX_IT (screen.tlen[row], screen.cur.col); 820 {
824 screen.flags &= ~Screen_WrapNext; 821 max_it (line->l, screen.cur.col);
825 if (screen.cur.row == screen.bscroll) 822
826 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
827 else if (screen.cur.row < (TermWin.nrow - 1))
828 row = (++screen.cur.row) + TermWin.saveLines;
829 stp = screen.text[row]; /* _must_ refresh */
830 srp = screen.rend[row]; /* _must_ refresh */
831 continue;
832 case '\r':
833 if (screen.tlen[row] != -1) /* XXX: think about this */
834 MAX_IT (screen.tlen[row], screen.cur.col);
835 screen.flags &= ~Screen_WrapNext; 823 screen.flags &= ~Screen_WrapNext;
836 screen.cur.col = 0; 824 screen.cur.col = 0;
837 continue; 825 continue;
838 default:
839 if (c == 127)
840 continue; /* yummmm..... */
841 break;
842 } 826 }
827 else if (c == C0_HT)
828 {
829 scr_tab (1, true);
830 continue;
831 }
843 832
833 if (expect_false (
844 if (checksel /* see if we're writing within selection */ 834 checksel /* see if we're writing within selection */
845 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 835 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
846 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 836 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
837 ))
847 { 838 {
848 checksel = 0; 839 checksel = 0;
849 clearsel = 1;
850 } 840 /*
851 if (screen.flags & Screen_WrapNext) 841 * If we wrote anywhere in the selected area, kill the selection
842 * XXX: should we kill the mark too? Possibly, but maybe that
843 * should be a similar check.
844 */
845 CLEAR_SELECTION ();
852 { 846 }
853 screen.tlen[row] = -1;
854 if (screen.cur.row == screen.bscroll)
855 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0);
856 else if (screen.cur.row < (TermWin.nrow - 1))
857 row = (++screen.cur.row) + TermWin.saveLines;
858 stp = screen.text[row]; /* _must_ refresh */
859 srp = screen.rend[row]; /* _must_ refresh */
860 screen.cur.col = 0;
861 screen.flags &= ~Screen_WrapNext;
862 }
863 if (screen.flags & Screen_Insert)
864 scr_insdel_chars (1, INSERT);
865 847
866 if (charsets[screen.charset] == '0') // DEC SPECIAL 848 if (expect_false (screen.flags & Screen_WrapNext))
867 switch (c)
868 { 849 {
869 // dunno where these come from 850 scr_do_wrap ();
870#if 0 851
871 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 852 line->l = ncol;
872 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; 853 line->is_longer (1);
873#endif 854
855 row = screen.cur.row;
856 line = &ROW(row); /* _must_ refresh */
857 }
858
859 // some utf-8 decoders "decode" surrogate characters: let's fix this.
860 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
861 c = 0xfffd;
862
863 // rely on wcwidth to tell us the character width, do wcwidth before
864 // further replacements, as wcwidth might return -1 for the line
865 // drawing characters below as they might be invalid in the current
866 // locale.
867 int width = WCWIDTH (c);
868
869 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
870 {
874 // vt100 special graphics and line drawing 871 // vt100 special graphics and line drawing
875 case '`': c = 0x25c6; break; case '_': c = 0x0020; break; 872 // 5f-7e standard vt100
876 case 'a': c = 0x2592; break; case 'b': c = 0x2409; break; case 'c': c = 0x240c; break; 873 // 40-5e rxvt extension for extra curses acs chars
877 case 'd': c = 0x240d; break; case 'e': c = 0x240a; break; case 'f': c = 0x00b0; break; 874 static uint16_t vt100_0[62] = { // 41 .. 7e
878 case 'g': c = 0x00b1; break; case 'h': c = 0x2424; break; case 'i': c = 0x240b; break; 875 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
879 case 'j': c = 0x2518; break; case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; 876 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
880 case 'm': c = 0x2514; break; case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; 877 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
881 case 'p': c = 0x23bb; break; case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; 878 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
882 case 's': c = 0x23bd; break; case 't': c = 0x251c; break; case 'u': c = 0x2524; break; 879 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
883 case 'v': c = 0x2534; break; case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; 880 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
884 case 'y': c = 0x2264; break; case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; 881 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
885 case '|': c = 0x2260; break; case '}': c = 0x00a3; break; case '~': c = 0x00b7; break; 882 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
886 } 883 };
887 884
888 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c)); 885 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
889 // rely on wcwidth to tell us the character width, at least for non-ascii 886 {
890 int width = c <= 128 ? 1 : wcwidth (c); 887 c = vt100_0[c - 0x41];
888 width = 1; // vt100 line drawing characters are always single-width
889 }
890 }
891 891
892 // width -1 characters (e.g. combining chars) are ignored currently. 892 if (expect_false (screen.flags & Screen_Insert))
893 scr_insdel_chars (width, INSERT);
894
893 if (width > 0) 895 if (width != 0)
894 do 896 {
897#if !UNICODE_3
898 // trim characters we can't store directly :(
899 if (c >= 0x10000)
900# if ENABLE_COMBINING
901 c = rxvt_composite.compose (c); // map to lower 16 bits
902# else
903 c = 0xfffd;
904# endif
905#endif
906
907 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
908
909 // if the character doesn't fit into the remaining columns...
910 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
895 { 911 {
912 if (screen.flags & Screen_Autowrap)
913 {
914 // ... artificially enlargen the previous one
915 c = NOCHAR;
916 // and try the same character next loop iteration
917 --str;
918 }
919 else
920 screen.cur.col = ncol - width;
921 }
922
923 // nuke the character at this position, if required
924 // due to wonderful coincidences everywhere else in this loop
925 // we never have to check for overwriting a wide char itself,
926 // only its tail.
927 if (expect_false (line->t[screen.cur.col] == NOCHAR))
928 scr_kill_char (*line, screen.cur.col);
929
930 line->touch ();
931
932 do
933 {
896 stp[screen.cur.col] = c; 934 line->t[screen.cur.col] = c;
897 srp[screen.cur.col] = rend; 935 line->r[screen.cur.col] = rend;
898 936
899 if (screen.cur.col < last_col - 1) 937 if (expect_true (screen.cur.col < ncol - 1))
900 screen.cur.col++; 938 screen.cur.col++;
901 else 939 else
902 { 940 {
903 screen.tlen[row] = last_col; 941 line->l = ncol;
904 if (screen.flags & Screen_Autowrap) 942 if (screen.flags & Screen_Autowrap)
905 screen.flags |= Screen_WrapNext; 943 screen.flags |= Screen_WrapNext;
906 break; 944
945 goto end_of_line;
907 } 946 }
908 947
909 c = NOCHAR; 948 c = NOCHAR;
910 } 949 }
911 while (--width > 0); 950 while (expect_false (--width > 0));
912 else
913 (void)0; /* handle combining character etc. here. */
914 }
915 951
916 if (screen.tlen[row] != -1) /* XXX: think about this */ 952 // pad with spaces when overwriting wide character with smaller one
917 MAX_IT (screen.tlen[row], screen.cur.col); 953 for (int c = screen.cur.col; expect_false (c < ncol && line->t[c] == NOCHAR); c++)
954 {
955 line->t[c] = ' ';
956 line->r[c] = rend;
957 }
918 958
919 /* 959end_of_line:
920 * If we wrote anywhere in the selected area, kill the selection 960 ;
921 * XXX: should we kill the mark too? Possibly, but maybe that 961 }
922 * should be a similar check. 962#if ENABLE_COMBINING
923 */ 963 else // width == 0
924 if (clearsel) 964 {
925 CLEAR_SELECTION (); 965 if (c != 0xfeff) // ignore BOM
966 {
967 // handle combining characters
968 // we just tag the accent on the previous on-screen character.
969 // this is arguably not correct, but also arguably not wrong.
970 // we don't handle double-width characters nicely yet.
971 line_t *linep;
972 text_t *tp;
973 rend_t *rp;
926 974
927#ifdef DEBUG_STRICT 975 if (screen.cur.col > 0)
976 {
977 linep = line;
978 tp = line->t + screen.cur.col - 1;
979 rp = line->r + screen.cur.col - 1;
980 }
981 else if (screen.cur.row > 0
982 && ROW(screen.cur.row - 1).is_longer ())
983 {
984 linep = &ROW(screen.cur.row - 1);
985 tp = line->t + ncol - 1;
986 rp = line->r + ncol - 1;
987 }
988 else
989 continue;
990
991 linep->touch ();
992
993 while (*tp == NOCHAR && tp > linep->t)
994 tp--, rp--;
995
996 // first try to find a precomposed character
997 unicode_t n = rxvt_compose (*tp, c);
998 if (n == NOCHAR)
999 n = rxvt_composite.compose (*tp, c);
1000
1001 *tp = n;
1002 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
1003 }
1004 }
1005#endif
1006 }
1007
1008 max_it (line->l, screen.cur.col);
1009
928 assert (screen.cur.row >= 0); 1010 assert (screen.cur.row >= 0);
929#else /* drive with your eyes closed */
930 MAX_IT (screen.cur.row, 0);
931#endif
932} 1011}
933 1012
934/* ------------------------------------------------------------------------- */ 1013/* ------------------------------------------------------------------------- */
935/* 1014/*
936 * Process Backspace. Move back the cursor back a position, wrap if have to 1015 * Process Backspace. Move back the cursor back a position, wrap if have to
937 * XTERM_SEQ: CTRL-H 1016 * XTERM_SEQ: CTRL-H
938 */ 1017 */
939void 1018void
940rxvt_term::scr_backspace () 1019rxvt_term::scr_backspace () NOTHROW
941{ 1020{
942 want_refresh = 1;
943 if (screen.cur.col == 0) 1021 if (screen.cur.col == 0)
944 { 1022 {
945 if (screen.cur.row > 0) 1023 if (screen.cur.row > 0)
946 { 1024 {
947#ifdef TERMCAP_HAS_BW 1025#ifdef TERMCAP_HAS_BW
948 screen.cur.col = TermWin.ncol - 1; 1026 screen.cur.col = ncol - 1;
949 screen.cur.row--; 1027 --screen.cur.row;
950 return;
951#endif
952 1028
1029 want_refresh = 1;
1030#endif
953 } 1031 }
954 } 1032 }
955 else if ((screen.flags & Screen_WrapNext) == 0) 1033 else if (screen.flags & Screen_WrapNext)
1034 screen.flags &= ~Screen_WrapNext;
1035 else
956 scr_gotorc (0, -1, RELATIVE); 1036 scr_gotorc (0, -1, RELATIVE);
957 screen.flags &= ~Screen_WrapNext;
958} 1037}
959 1038
960/* ------------------------------------------------------------------------- */ 1039/* ------------------------------------------------------------------------- */
961/* 1040/*
962 * Process Horizontal Tab 1041 * Process Horizontal Tab
963 * count: +ve = forward; -ve = backwards 1042 * count: +ve = forward; -ve = backwards
964 * XTERM_SEQ: CTRL-I 1043 * XTERM_SEQ: CTRL-I
965 */ 1044 */
966void 1045void
967rxvt_term::scr_tab (int count) 1046rxvt_term::scr_tab (int count, bool ht) NOTHROW
968{ 1047{
969 int i, x; 1048 int i, x;
970 1049
971 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
972 want_refresh = 1; 1050 want_refresh = 1;
973 i = x = screen.cur.col; 1051 i = x = screen.cur.col;
1052
974 if (count == 0) 1053 if (count == 0)
975 return; 1054 return;
976 else if (count > 0) 1055 else if (count > 0)
977 { 1056 {
1057 line_t &l = ROW(screen.cur.row);
1058 rend_t base_rend = l.r[i];
1059 ht &= l.t[i] == ' ';
1060
978 for (; ++i < TermWin.ncol; ) 1061 for (; ++i < ncol; )
979 if (tabs[i]) 1062 if (tabs[i])
980 { 1063 {
981 x = i; 1064 x = i;
1065
982 if (!--count) 1066 if (!--count)
983 break; 1067 break;
984 } 1068 }
1069 else
1070 ht &= l.t[i] == ' '
1071 && RS_SAME (l.r[i], base_rend);
1072
985 if (count) 1073 if (count)
986 x = TermWin.ncol - 1; 1074 x = ncol - 1;
1075
1076 // store horizontal tab commands as characters inside the text
1077 // buffer so they can be selected and pasted.
1078 if (ht && option (Opt_pastableTabs))
1079 {
1080 base_rend = SET_FONT (base_rend, 0);
1081
1082 l.touch (x);
1083
1084 i = screen.cur.col;
1085
1086 l.t[i] = '\t';
1087 l.r[i] = base_rend;
1088
1089 while (++i < x)
1090 {
1091 l.t[i] = NOCHAR;
1092 l.r[i] = base_rend;
1093 }
1094 }
987 } 1095 }
988 else /* if (count < 0) */ 1096 else /* if (count < 0) */
989 { 1097 {
990 for (; --i >= 0; ) 1098 for (; --i >= 0; )
991 if (tabs[i]) 1099 if (tabs[i])
992 { 1100 {
993 x = i; 1101 x = i;
994 if (!++count) 1102 if (!++count)
995 break; 1103 break;
996 } 1104 }
1105
997 if (count) 1106 if (count)
998 x = 0; 1107 x = 0;
999 } 1108 }
1109
1000 if (x != screen.cur.col) 1110 if (x != screen.cur.col)
1001 scr_gotorc (0, x, R_RELATIVE); 1111 scr_gotorc (0, x, R_RELATIVE);
1002} 1112}
1003 1113
1004/* ------------------------------------------------------------------------- */ 1114/* ------------------------------------------------------------------------- */
… …
1006 * Process DEC Back Index 1116 * Process DEC Back Index
1007 * XTERM_SEQ: ESC 6 1117 * XTERM_SEQ: ESC 6
1008 * Move cursor left in row. If we're at the left boundary, shift everything 1118 * Move cursor left in row. If we're at the left boundary, shift everything
1009 * in that row right. Clear left column. 1119 * in that row right. Clear left column.
1010 */ 1120 */
1011#ifndef NO_FRILLS 1121#if !ENABLE_MINIMAL
1012void 1122void
1013rxvt_term::scr_backindex () 1123rxvt_term::scr_backindex () NOTHROW
1014{ 1124{
1015 if (screen.cur.col > 0) 1125 if (screen.cur.col > 0)
1016 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1126 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1017 else 1127 else
1018 {
1019 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1020 return; /* um, yeah? */
1021 scr_insdel_chars (1, INSERT); 1128 scr_insdel_chars (1, INSERT);
1022 }
1023} 1129}
1024#endif 1130#endif
1025/* ------------------------------------------------------------------------- */ 1131/* ------------------------------------------------------------------------- */
1026/* 1132/*
1027 * Process DEC Forward Index 1133 * Process DEC Forward Index
1028 * XTERM_SEQ: ESC 9 1134 * XTERM_SEQ: ESC 9
1029 * Move cursor right in row. If we're at the right boundary, shift everything 1135 * Move cursor right in row. If we're at the right boundary, shift everything
1030 * in that row left. Clear right column. 1136 * in that row left. Clear right column.
1031 */ 1137 */
1032#ifndef NO_FRILLS 1138#if !ENABLE_MINIMAL
1033void 1139void
1034rxvt_term::scr_forwardindex () 1140rxvt_term::scr_forwardindex () NOTHROW
1035{ 1141{
1036 int row;
1037
1038 if (screen.cur.col < TermWin.ncol - 1) 1142 if (screen.cur.col < ncol - 1)
1039 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1143 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1040 else 1144 else
1041 { 1145 {
1042 row = screen.cur.row + TermWin.saveLines; 1146 line_t &l = ROW(screen.cur.row);
1043 if (screen.tlen[row] == 0) 1147
1044 return; /* um, yeah? */ 1148 l.touch ();
1045 else if (screen.tlen[row] == -1) 1149 l.is_longer (0);
1046 screen.tlen[row] = TermWin.ncol; 1150
1047 scr_gotorc (0, 0, R_RELATIVE); 1151 scr_gotorc (0, 0, R_RELATIVE);
1048 scr_insdel_chars (1, DELETE); 1152 scr_insdel_chars (1, DELETE);
1049 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1153 scr_gotorc (0, ncol - 1, R_RELATIVE);
1050 } 1154 }
1051} 1155}
1052#endif 1156#endif
1053 1157
1054/* ------------------------------------------------------------------------- */ 1158/* ------------------------------------------------------------------------- */
1055/* 1159/*
1056 * Goto Row/Column 1160 * Goto Row/Column
1057 */ 1161 */
1058void 1162void
1059rxvt_term::scr_gotorc (int row, int col, int relative) 1163rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1060{ 1164{
1061 want_refresh = 1; 1165 want_refresh = 1;
1062 ZERO_SCROLLBACK (); 1166 ZERO_SCROLLBACK ();
1063 1167
1064 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));
1065
1066 screen.cur.col = ((relative & C_RELATIVE) ? (screen.cur.col + col) 1168 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1067 : col); 1169 clamp_it (screen.cur.col, 0, ncol - 1);
1068 MAX_IT (screen.cur.col, 0);
1069 MIN_IT (screen.cur.col, (int32_t)TermWin.ncol - 1);
1070 1170
1071 screen.flags &= ~Screen_WrapNext; 1171 screen.flags &= ~Screen_WrapNext;
1172
1072 if (relative & R_RELATIVE) 1173 if (relative & R_RELATIVE)
1073 { 1174 {
1074 if (row > 0) 1175 if (row > 0)
1075 { 1176 {
1076 if (screen.cur.row <= screen.bscroll 1177 if (screen.cur.row <= screen.bscroll
… …
1089 } 1190 }
1090 } 1191 }
1091 else 1192 else
1092 { 1193 {
1093 if (screen.flags & Screen_Relative) 1194 if (screen.flags & Screen_Relative)
1195 {
1094 { /* relative origin mode */ 1196 /* relative origin mode */
1095 screen.cur.row = row + screen.tscroll; 1197 screen.cur.row = row + screen.tscroll;
1096 MIN_IT (screen.cur.row, screen.bscroll); 1198 min_it (screen.cur.row, screen.bscroll);
1097 } 1199 }
1098 else 1200 else
1099 screen.cur.row = row; 1201 screen.cur.row = row;
1100 } 1202 }
1101 MAX_IT (screen.cur.row, 0);
1102 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1103}
1104 1203
1204 clamp_it (screen.cur.row, 0, nrow - 1);
1205}
1206
1105/* ------------------------------------------------------------------------- */ 1207/* ------------------------------------------------------------------------- */
1106/* 1208/*
1107 * direction should be UP or DN 1209 * direction should be UP or DN
1108 */ 1210 */
1109void 1211void
1110rxvt_term::scr_index (enum page_dirn direction) 1212rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1111{ 1213{
1112 int dirn; 1214 int dirn;
1113 1215
1114 want_refresh = 1; 1216 want_refresh = 1;
1217 ZERO_SCROLLBACK ();
1218
1115 dirn = ((direction == UP) ? 1 : -1); 1219 dirn = ((direction == UP) ? 1 : -1);
1116 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1117
1118 ZERO_SCROLLBACK ();
1119 1220
1120 screen.flags &= ~Screen_WrapNext; 1221 screen.flags &= ~Screen_WrapNext;
1222
1121 if ((screen.cur.row == screen.bscroll && direction == UP) 1223 if ((screen.cur.row == screen.bscroll && direction == UP)
1122 || (screen.cur.row == screen.tscroll && direction == DN)) 1224 || (screen.cur.row == screen.tscroll && direction == DN))
1123 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1225 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1124 else 1226 else
1125 screen.cur.row += dirn; 1227 screen.cur.row += dirn;
1126 MAX_IT (screen.cur.row, 0); 1228
1127 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1229 clamp_it (screen.cur.row, 0, nrow - 1);
1128 selection_check (0); 1230 selection_check (0);
1129} 1231}
1130 1232
1131/* ------------------------------------------------------------------------- */ 1233/* ------------------------------------------------------------------------- */
1132/* 1234/*
1133 * Erase part or whole of a line 1235 * Erase part or whole of a line
1134 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1236 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1135 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1237 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1136 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1238 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1239 * extension: clear to right unless wrapped: ESC [ 3 K
1137 */ 1240 */
1138void 1241void
1139rxvt_term::scr_erase_line (int mode) 1242rxvt_term::scr_erase_line (int mode) NOTHROW
1140{ 1243{
1141 unsigned int row, col, num; 1244 unsigned int col, num;
1142 1245
1143 want_refresh = 1; 1246 want_refresh = 1;
1144 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1145 ZERO_SCROLLBACK (); 1247 ZERO_SCROLLBACK ();
1146 1248
1147 selection_check (1); 1249 selection_check (1);
1148 1250
1149 screen.flags &= ~Screen_WrapNext; 1251 line_t &line = ROW(screen.cur.row);
1150 1252
1151 row = TermWin.saveLines + screen.cur.row; 1253 line.touch ();
1254 line.is_longer (0);
1255
1152 switch (mode) 1256 switch (mode)
1153 { 1257 {
1258 case 3:
1259 if (screen.flags & Screen_WrapNext)
1260 return;
1261
1262 /* fall through */
1263
1154 case 0: /* erase to end of line */ 1264 case 0: /* erase to end of line */
1155 col = screen.cur.col; 1265 col = screen.cur.col;
1156 num = TermWin.ncol - col; 1266 num = ncol - col;
1157 MIN_IT (screen.tlen[row], (int16_t)col); 1267 min_it (line.l, col);
1268
1158 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1269 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1159 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1270 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1160 CLEAR_SELECTION (); 1271 CLEAR_SELECTION ();
1161 break; 1272 break;
1273
1162 case 1: /* erase to beginning of line */ 1274 case 1: /* erase to beginning of line */
1163 col = 0; 1275 col = 0;
1164 num = screen.cur.col + 1; 1276 num = screen.cur.col + 1;
1277
1165 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur) 1278 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1166 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1279 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1167 CLEAR_SELECTION (); 1280 CLEAR_SELECTION ();
1168 break; 1281 break;
1282
1169 case 2: /* erase whole line */ 1283 case 2: /* erase whole line */
1170 col = 0; 1284 col = 0;
1171 num = TermWin.ncol; 1285 num = ncol;
1172 screen.tlen[row] = 0; 1286 line.l = 0;
1173 if (selection.beg.row <= screen.cur.row 1287 if (selection.beg.row <= screen.cur.row
1174 && selection.end.row >= screen.cur.row) 1288 && selection.end.row >= screen.cur.row)
1175 CLEAR_SELECTION (); 1289 CLEAR_SELECTION ();
1176 break; 1290 break;
1177 default: 1291 default:
1178 return; 1292 return;
1179 } 1293 }
1180 1294
1181 if (screen.text[row]) 1295 scr_blank_line (line, col, num, rstyle);
1182 scr_blank_line (& (screen.text[row][col]),
1183 & (screen.rend[row][col]), num, rstyle);
1184 else
1185 scr_blank_screen_mem (screen.text, screen.rend, row, rstyle);
1186} 1296}
1187 1297
1188/* ------------------------------------------------------------------------- */ 1298/* ------------------------------------------------------------------------- */
1189/* 1299/*
1190 * Erase part of whole of the screen 1300 * Erase part of whole of the screen
1191 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1301 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1192 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1302 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1193 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1303 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1194 */ 1304 */
1195void 1305void
1196rxvt_term::scr_erase_screen (int mode) 1306rxvt_term::scr_erase_screen (int mode) NOTHROW
1197{ 1307{
1198 int num; 1308 int num;
1199 int32_t row, row_offset; 1309 int32_t row;
1200 rend_t ren; 1310 rend_t ren;
1201 XGCValues gcvalue; 1311 XGCValues gcvalue;
1202 1312
1203 want_refresh = 1; 1313 want_refresh = 1;
1204 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1205 ZERO_SCROLLBACK (); 1314 ZERO_SCROLLBACK ();
1206 row_offset = (int32_t)TermWin.saveLines;
1207 1315
1208 switch (mode) 1316 switch (mode)
1209 { 1317 {
1210 case 0: /* erase to end of screen */ 1318 case 0: /* erase to end of screen */
1211 selection_check (1); 1319 selection_check (1);
1212 scr_erase_line (0); 1320 scr_erase_line (0);
1213 row = screen.cur.row + 1; /* possible OOB */ 1321 row = screen.cur.row + 1; /* possible OOB */
1214 num = TermWin.nrow - row; 1322 num = nrow - row;
1215 break; 1323 break;
1216 case 1: /* erase to beginning of screen */ 1324 case 1: /* erase to beginning of screen */
1217 selection_check (3); 1325 selection_check (3);
1218 scr_erase_line (1); 1326 scr_erase_line (1);
1219 row = 0; 1327 row = 0;
1220 num = screen.cur.row; 1328 num = screen.cur.row;
1221 break; 1329 break;
1222 case 2: /* erase whole screen */ 1330 case 2: /* erase whole screen */
1223 selection_check (3); 1331 selection_check (3);
1224 row = 0; 1332 row = 0;
1225 num = TermWin.nrow; 1333 num = nrow;
1226 break; 1334 break;
1227 default: 1335 default:
1228 return; 1336 return;
1229 } 1337 }
1230 refresh_type |= REFRESH_BOUNDS; 1338
1231 if (selection.op && current_screen == selection.screen 1339 if (selection.op && current_screen == selection.screen
1232 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1340 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1233 || (selection.end.row >= row 1341 || (selection.end.row >= row
1234 && selection.end.row <= row + num))) 1342 && selection.end.row <= row + num)))
1235 CLEAR_SELECTION (); 1343 CLEAR_SELECTION ();
1344
1236 if (row >= TermWin.nrow) /* Out Of Bounds */ 1345 if (row >= nrow) /* Out Of Bounds */
1237 return; 1346 return;
1238 MIN_IT (num, (TermWin.nrow - row)); 1347
1348 min_it (num, nrow - row);
1349
1239 if (rstyle & (RS_RVid | RS_Uline)) 1350 if (rstyle & (RS_Blink | RS_RVid | RS_Uline))
1240 ren = (rend_t) ~RS_None; 1351 ren = (rend_t) ~RS_None;
1241 else if (GET_BASEBG (rstyle) == Color_bg) 1352 else if (GET_BASEBG (rstyle) == Color_bg)
1242 { 1353 {
1243 ren = DEFAULT_RSTYLE; 1354 ren = DEFAULT_RSTYLE;
1244 CLEAR_ROWS (row, num); 1355
1356 if (mapped)
1357 XClearArea (dpy, vt, 0,
1358 Row2Pixel (row - view_start), (unsigned int)width,
1359 (unsigned int)Height2Pixel (num), False);
1245 } 1360 }
1246 else 1361 else
1247 { 1362 {
1248 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1363 ren = rstyle & (RS_fgMask | RS_bgMask);
1364
1365 if (mapped)
1366 {
1249 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1367 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1250 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1368 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1251 ERASE_ROWS (row, num); 1369 XFillRectangle (dpy, vt, gc,
1370 0, Row2Pixel (row - view_start),
1371 (unsigned int)width,
1372 (unsigned int)Height2Pixel (num));
1252 gcvalue.foreground = PixColors[Color_fg]; 1373 gcvalue.foreground = pix_colors[Color_fg];
1253 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1374 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1375 }
1254 } 1376 }
1377
1255 for (; num--; row++) 1378 for (; num--; row++)
1256 { 1379 {
1257 scr_blank_screen_mem (screen.text, screen.rend, 1380 scr_blank_screen_mem (ROW(row), rstyle);
1258 (unsigned int) (row + row_offset), rstyle); 1381
1259 screen.tlen[row + row_offset] = 0; 1382 if (row - view_start < nrow)
1260 scr_blank_line (drawn_text[row], drawn_rend[row], 1383 scr_blank_line (drawn_buf [row - view_start], 0, ncol, ren);
1261 (unsigned int)TermWin.ncol, ren);
1262 } 1384 }
1263} 1385}
1386
1387#if !ENABLE_MINIMAL
1388void
1389rxvt_term::scr_erase_savelines () NOTHROW
1390{
1391 want_refresh = 1;
1392 ZERO_SCROLLBACK ();
1393
1394 top_row = 0;
1395}
1396#endif
1264 1397
1265/* ------------------------------------------------------------------------- */ 1398/* ------------------------------------------------------------------------- */
1266/* 1399/*
1267 * Fill the screen with `E's 1400 * Fill the screen with `E's
1268 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1401 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1269 */ 1402 */
1270void 1403void
1271rxvt_term::scr_E () 1404rxvt_term::scr_E () NOTHROW
1272{ 1405{
1273 int i, j, k; 1406 rend_t fs;
1274 rend_t *r1, fs;
1275 1407
1276 want_refresh = 1; 1408 want_refresh = 1;
1409 ZERO_SCROLLBACK ();
1410
1277 num_scr_allow = 0; 1411 num_scr_allow = 0;
1278 ZERO_SCROLLBACK ();
1279 selection_check (3); 1412 selection_check (3);
1280 1413
1281 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1414 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1282 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1415 for (int row = nrow; row--; )
1283 { 1416 {
1284 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1417 line_t &line = ROW(row);
1418
1285 fill_text (screen.text[k], 'E', TermWin.ncol); 1419 fill_text (line.t, 'E', ncol);
1286 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1420 rend_t *r1 = line.r;
1421
1422 for (int j = ncol; j--; )
1287 *r1++ = fs; 1423 *r1++ = fs;
1424
1425 line.is_longer (0);
1426 line.touch (ncol);
1288 } 1427 }
1289} 1428}
1290 1429
1291/* ------------------------------------------------------------------------- */ 1430/* ------------------------------------------------------------------------- */
1292/* 1431/*
1293 * Insert/Delete <count> lines 1432 * Insert/Delete <count> lines
1294 */ 1433 */
1295void 1434void
1296rxvt_term::scr_insdel_lines (int count, int insdel) 1435rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1297{ 1436{
1298 int end; 1437 int end;
1299 1438
1300 ZERO_SCROLLBACK (); 1439 ZERO_SCROLLBACK ();
1301 1440
1302 selection_check (1); 1441 selection_check (1);
1303 1442
… …
1310 if (insdel == DELETE) 1449 if (insdel == DELETE)
1311 return; 1450 return;
1312 else if (insdel == INSERT) 1451 else if (insdel == INSERT)
1313 count = end; 1452 count = end;
1314 } 1453 }
1315 screen.flags &= ~Screen_WrapNext;
1316 1454
1455 scr_do_wrap ();
1456
1317 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1457 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1318} 1458}
1319 1459
1320/* ------------------------------------------------------------------------- */ 1460/* ------------------------------------------------------------------------- */
1321/* 1461/*
1322 * Insert/Delete <count> characters from the current position 1462 * Insert/Delete <count> characters from the current position
1323 */ 1463 */
1324void 1464void
1325rxvt_term::scr_insdel_chars (int count, int insdel) 1465rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1326{ 1466{
1327 int col, row;
1328 rend_t tr;
1329 text_t *stp;
1330 rend_t *srp;
1331 int16_t *slp;
1332
1333 want_refresh = 1; 1467 want_refresh = 1;
1334 ZERO_SCROLLBACK (); 1468 ZERO_SCROLLBACK ();
1335 1469
1336 if (count <= 0) 1470 if (count <= 0)
1337 return; 1471 return;
1338 1472
1473 scr_do_wrap ();
1474
1339 selection_check (1); 1475 selection_check (1);
1340 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1476 min_it (count, ncol - screen.cur.col);
1341 1477
1342 row = screen.cur.row + TermWin.saveLines; 1478 int row = screen.cur.row;
1343 screen.flags &= ~Screen_WrapNext;
1344 1479
1345 stp = screen.text[row]; 1480 line_t *line = &ROW(row);
1346 srp = screen.rend[row]; 1481
1347 slp = & (screen.tlen[row]); 1482 line->touch ();
1483 line->is_longer (0);
1484
1485 // nuke wide spanning the start
1486 if (line->t[screen.cur.col] == NOCHAR)
1487 scr_kill_char (*line, screen.cur.col);
1488
1348 switch (insdel) 1489 switch (insdel)
1349 { 1490 {
1350 case INSERT: 1491 case INSERT:
1351 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1492 line->l = min (line->l + count, ncol);
1352 col--) 1493
1494 if (line->t[screen.cur.col] == NOCHAR)
1495 scr_kill_char (*line, screen.cur.col);
1496
1497 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1353 { 1498 {
1354 stp[col] = stp[col - count]; 1499 line->t[col] = line->t[col - count];
1355 srp[col] = srp[col - count]; 1500 line->r[col] = line->r[col - count];
1356 } 1501 }
1357 if (*slp != -1) 1502
1358 {
1359 *slp += count;
1360 MIN_IT (*slp, TermWin.ncol);
1361 }
1362 if (selection.op && current_screen == selection.screen 1503 if (selection.op && current_screen == selection.screen
1363 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1504 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1364 { 1505 {
1365 if (selection.end.row != screen.cur.row 1506 if (selection.end.row != screen.cur.row
1366 || (selection.end.col + count >= TermWin.ncol)) 1507 || (selection.end.col + count >= ncol))
1367 CLEAR_SELECTION (); 1508 CLEAR_SELECTION ();
1368 else 1509 else
1510 {
1369 { /* shift selection */ 1511 /* shift selection */
1370 selection.beg.col += count; 1512 selection.beg.col += count;
1371 selection.mark.col += count; /* XXX: yes? */ 1513 selection.mark.col += count; /* XXX: yes? */
1372 selection.end.col += count; 1514 selection.end.col += count;
1373 } 1515 }
1374 } 1516 }
1375 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1517
1376 (unsigned int)count, rstyle); 1518 scr_blank_line (*line, screen.cur.col, count, rstyle);
1377 break; 1519 break;
1520
1378 case ERASE: 1521 case ERASE:
1379 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1522 screen.cur.col += count; /* don't worry if > ncol */
1380 selection_check (1); 1523 selection_check (1);
1381 screen.cur.col -= count; 1524 screen.cur.col -= count;
1382 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1525
1383 (unsigned int)count, rstyle); 1526 // nuke wide char after the end
1527 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1528 scr_kill_char (*line, screen.cur.col + count);
1529
1530 scr_blank_line (*line, screen.cur.col, count, rstyle);
1384 break; 1531 break;
1532
1385 case DELETE: 1533 case DELETE:
1386 tr = srp[TermWin.ncol - 1] 1534 line->l = max (line->l - count, 0);
1387 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1535
1536 // nuke wide char spanning the end
1537 if (screen.cur.col + count < ncol && line->t[screen.cur.col + count] == NOCHAR)
1538 scr_kill_char (*line, screen.cur.col + count);
1539
1388 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1540 for (int col = screen.cur.col; (col + count) < ncol; col++)
1389 { 1541 {
1390 stp[col] = stp[col + count]; 1542 line->t[col] = line->t[col + count];
1391 srp[col] = srp[col + count]; 1543 line->r[col] = line->r[col + count];
1392 } 1544 }
1393 scr_blank_line (& (stp[TermWin.ncol - count]), 1545
1394 & (srp[TermWin.ncol - count]), 1546 scr_blank_line (*line, ncol - count, count, rstyle);
1395 (unsigned int)count, tr); 1547
1396 if (*slp == -1) /* break line continuation */
1397 *slp = TermWin.ncol;
1398 *slp -= count;
1399 MAX_IT (*slp, 0);
1400 if (selection.op && current_screen == selection.screen 1548 if (selection.op && current_screen == selection.screen
1401 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1549 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1402 { 1550 {
1403 if (selection.end.row != screen.cur.row 1551 if (selection.end.row != screen.cur.row
1404 || (screen.cur.col >= selection.beg.col - count) 1552 || (screen.cur.col >= selection.beg.col - count)
1405 || selection.end.col >= TermWin.ncol) 1553 || selection.end.col >= ncol)
1406 CLEAR_SELECTION (); 1554 CLEAR_SELECTION ();
1407 else 1555 else
1408 { 1556 {
1409 /* shift selection */ 1557 /* shift selection */
1410 selection.beg.col -= count; 1558 selection.beg.col -= count;
1411 selection.mark.col -= count; /* XXX: yes? */ 1559 selection.mark.col -= count; /* XXX: yes? */
1412 selection.end.col -= count; 1560 selection.end.col -= count;
1413 } 1561 }
1414 } 1562 }
1563
1415 break; 1564 break;
1416 } 1565 }
1417} 1566}
1418 1567
1419/* ------------------------------------------------------------------------- */ 1568/* ------------------------------------------------------------------------- */
1420/* 1569/*
1421 * Set the scrolling region 1570 * Set the scrolling region
1422 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1571 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1423 */ 1572 */
1424void 1573void
1425rxvt_term::scr_scroll_region (int top, int bot) 1574rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1426{ 1575{
1427 MAX_IT (top, 0); 1576 max_it (top, 0);
1428 MIN_IT (bot, (int)TermWin.nrow - 1); 1577 min_it (bot, nrow - 1);
1578
1429 if (top > bot) 1579 if (top > bot)
1430 return; 1580 return;
1581
1431 screen.tscroll = top; 1582 screen.tscroll = top;
1432 screen.bscroll = bot; 1583 screen.bscroll = bot;
1433 scr_gotorc (0, 0, 0); 1584 scr_gotorc (0, 0, 0);
1434} 1585}
1435 1586
… …
1438 * Make the cursor visible/invisible 1589 * Make the cursor visible/invisible
1439 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1590 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1440 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1591 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1441 */ 1592 */
1442void 1593void
1443rxvt_term::scr_cursor_visible (int mode) 1594rxvt_term::scr_cursor_visible (int mode) NOTHROW
1444{ 1595{
1445 want_refresh = 1; 1596 want_refresh = 1;
1597
1446 if (mode) 1598 if (mode)
1447 screen.flags |= Screen_VisibleCursor; 1599 screen.flags |= Screen_VisibleCursor;
1448 else 1600 else
1449 screen.flags &= ~Screen_VisibleCursor; 1601 screen.flags &= ~Screen_VisibleCursor;
1450} 1602}
… …
1454 * Set/unset automatic wrapping 1606 * Set/unset automatic wrapping
1455 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1607 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1456 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1608 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1457 */ 1609 */
1458void 1610void
1459rxvt_term::scr_autowrap (int mode) 1611rxvt_term::scr_autowrap (int mode) NOTHROW
1460{ 1612{
1461 if (mode) 1613 if (mode)
1462 screen.flags |= Screen_Autowrap; 1614 screen.flags |= Screen_Autowrap;
1463 else 1615 else
1464 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1616 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1465} 1617}
1466 1618
1467/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1468/* 1620/*
1469 * Set/unset margin origin mode 1621 * Set/unset margin origin mode
… …
1473 * and the cursor cannot be moved outside. 1625 * and the cursor cannot be moved outside.
1474 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1626 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1475 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1627 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1476 */ 1628 */
1477void 1629void
1478rxvt_term::scr_relative_origin (int mode) 1630rxvt_term::scr_relative_origin (int mode) NOTHROW
1479{ 1631{
1480 if (mode) 1632 if (mode)
1481 screen.flags |= Screen_Relative; 1633 screen.flags |= Screen_Relative;
1482 else 1634 else
1483 screen.flags &= ~Screen_Relative; 1635 screen.flags &= ~Screen_Relative;
1636
1484 scr_gotorc (0, 0, 0); 1637 scr_gotorc (0, 0, 0);
1485} 1638}
1486 1639
1487/* ------------------------------------------------------------------------- */ 1640/* ------------------------------------------------------------------------- */
1488/* 1641/*
1489 * Set insert/replace mode 1642 * Set insert/replace mode
1490 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1643 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1491 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1644 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1492 */ 1645 */
1493void 1646void
1494rxvt_term::scr_insert_mode (int mode) 1647rxvt_term::scr_insert_mode (int mode) NOTHROW
1495{ 1648{
1496 if (mode) 1649 if (mode)
1497 screen.flags |= Screen_Insert; 1650 screen.flags |= Screen_Insert;
1498 else 1651 else
1499 screen.flags &= ~Screen_Insert; 1652 screen.flags &= ~Screen_Insert;
… …
1505 * XTERM_SEQ: Set tab at current column : ESC H 1658 * XTERM_SEQ: Set tab at current column : ESC H
1506 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1659 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1507 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1660 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1508 */ 1661 */
1509void 1662void
1510rxvt_term::scr_set_tab (int mode) 1663rxvt_term::scr_set_tab (int mode) NOTHROW
1511{ 1664{
1512 if (mode < 0) 1665 if (mode < 0)
1513 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1666 memset (tabs, 0, ncol);
1514 else if (screen.cur.col < TermWin.ncol) 1667 else if (screen.cur.col < ncol)
1515 tabs[screen.cur.col] = (mode ? 1 : 0); 1668 tabs [screen.cur.col] = !!mode;
1516} 1669}
1517 1670
1518/* ------------------------------------------------------------------------- */ 1671/* ------------------------------------------------------------------------- */
1519/* 1672/*
1520 * Set reverse/normal video 1673 * Set reverse/normal video
1521 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1674 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1522 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1675 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1523 */ 1676 */
1524void 1677void
1525rxvt_term::scr_rvideo_mode (int mode) 1678rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1526{ 1679{
1527 XGCValues gcvalue; 1680 rvideo_mode = on;
1528 1681
1682#ifndef NO_BELL
1683 on ^= rvideo_bell;
1684#endif
1685
1529 if (rvideo != mode) 1686 if (rvideo_state != on)
1530 { 1687 {
1531 rvideo = mode; 1688 rvideo_state = on;
1532 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1689
1533#if defined(XPM_BACKGROUND) 1690 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1691#ifdef HAVE_BG_PIXMAP
1534 if (bgPixmap.pixmap == None) 1692 if (bg_pixmap == None)
1535#endif 1693#endif
1536#if defined(TRANSPARENT) 1694 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1537 if (! (Options & Opt_transparent) || am_transparent == 0)
1538#endif
1539 XSetWindowBackground (display->display, TermWin.vt,
1540 PixColors[Color_bg]);
1541 1695
1696 XGCValues gcvalue;
1542 gcvalue.foreground = PixColors[Color_fg]; 1697 gcvalue.foreground = pix_colors[Color_fg];
1543 gcvalue.background = PixColors[Color_bg]; 1698 gcvalue.background = pix_colors[Color_bg];
1544 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1699 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1545 &gcvalue); 1700
1546 scr_clear (); 1701 scr_clear ();
1547 scr_touch (true); 1702 scr_touch (true);
1548 } 1703 }
1549} 1704}
1550 1705
… …
1552/* 1707/*
1553 * Report current cursor position 1708 * Report current cursor position
1554 * XTERM_SEQ: Report position: ESC [ 6 n 1709 * XTERM_SEQ: Report position: ESC [ 6 n
1555 */ 1710 */
1556void 1711void
1557rxvt_term::scr_report_position () 1712rxvt_term::scr_report_position () NOTHROW
1558{ 1713{
1559 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1714 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1560} 1715}
1561 1716
1562/* ------------------------------------------------------------------------- * 1717/* ------------------------------------------------------------------------- *
… …
1565 1720
1566/* 1721/*
1567 * Set font style 1722 * Set font style
1568 */ 1723 */
1569void 1724void
1570rxvt_term::set_font_style () 1725rxvt_term::set_font_style () NOTHROW
1571{ 1726{
1727#if 0
1572 switch (charsets[screen.charset]) 1728 switch (charsets [screen.charset])
1573 { 1729 {
1574 case '0': /* DEC Special Character & Line Drawing Set */ 1730 case '0': /* DEC Special Character & Line Drawing Set */
1575 break; 1731 break;
1576 case 'A': /* United Kingdom (UK) */ 1732 case 'A': /* United Kingdom (UK) */
1577 break; 1733 break;
… …
1584 case 'C': /* Finnish character set */ 1740 case 'C': /* Finnish character set */
1585 break; 1741 break;
1586 case 'K': /* German character set */ 1742 case 'K': /* German character set */
1587 break; 1743 break;
1588 } 1744 }
1745#endif
1589} 1746}
1590 1747
1591/* ------------------------------------------------------------------------- */ 1748/* ------------------------------------------------------------------------- */
1592/* 1749/*
1593 * Choose a font 1750 * Choose a font
… …
1595 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1752 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1596 * XTERM_SEQ: Invoke G2 character set: ESC N 1753 * XTERM_SEQ: Invoke G2 character set: ESC N
1597 * XTERM_SEQ: Invoke G3 character set: ESC O 1754 * XTERM_SEQ: Invoke G3 character set: ESC O
1598 */ 1755 */
1599void 1756void
1600rxvt_term::scr_charset_choose (int set) 1757rxvt_term::scr_charset_choose (int set) NOTHROW
1601 { 1758{
1602 screen.charset = set; 1759 screen.charset = set;
1603 set_font_style (); 1760 set_font_style ();
1604 } 1761}
1605 1762
1606/* ------------------------------------------------------------------------- */ 1763/* ------------------------------------------------------------------------- */
1607/* 1764/*
1608 * Set a font 1765 * Set a font
1609 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1766 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1611 * XTERM_SEQ: Set G2 character set: ESC * <C> 1768 * XTERM_SEQ: Set G2 character set: ESC * <C>
1612 * XTERM_SEQ: Set G3 character set: ESC + <C> 1769 * XTERM_SEQ: Set G3 character set: ESC + <C>
1613 * See set_font_style for possible values for <C> 1770 * See set_font_style for possible values for <C>
1614 */ 1771 */
1615void 1772void
1616rxvt_term::scr_charset_set (int set, unsigned int ch) 1773rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1617 { 1774{
1618 charsets[set] = (unsigned char)ch; 1775 charsets[set] = (unsigned char)ch;
1619 set_font_style (); 1776 set_font_style ();
1620 } 1777}
1621 1778
1622 1779
1623/* ------------------------------------------------------------------------- * 1780/* ------------------------------------------------------------------------- *
1624 * MAJOR SCREEN MANIPULATION * 1781 * MAJOR SCREEN MANIPULATION *
1625 * ------------------------------------------------------------------------- */ 1782 * ------------------------------------------------------------------------- */
1626 1783
1627/* 1784/*
1628 * refresh matching text. 1785 * refresh matching text.
1629 */ 1786 */
1630bool 1787bool
1631rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1788rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1632{ 1789{
1633 bool found = false; 1790 bool found = false;
1634 1791
1635 for (int i = 0; i < TermWin.nrow; i++) 1792 for (int i = 0; i < nrow; i++)
1636 { 1793 {
1637 int col = 0;
1638 rend_t *drp = drawn_rend [i]; 1794 rend_t *drp = drawn_buf[i].r;
1639 1795
1640 for (; col < TermWin.ncol; col++, drp++) 1796 for (int col = 0; col < ncol; col++, drp++)
1641 if ((*drp & mask) == value) 1797 if ((*drp & mask) == value)
1642 { 1798 {
1643 found = true; 1799 found = true;
1644 *drp = ~value; 1800 *drp = ~value;
1645 } 1801 }
… …
1656 PART_END, 1812 PART_END,
1657 RC_COUNT 1813 RC_COUNT
1658}; 1814};
1659 1815
1660void 1816void
1661rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1817rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1662{ 1818{
1663 int i; 1819 int i;
1664 row_col_t rc[RC_COUNT]; 1820 row_col_t rc[RC_COUNT];
1665 1821
1666 if (drawn_text == NULL) /* sanity check */ 1822 if (!drawn_buf) /* sanity check */
1667 return; 1823 return;
1668 1824
1669#ifdef DEBUG_STRICT 1825#ifndef NO_SLOW_LINK_SUPPORT
1670 x = max (x, (int)TermWin.int_bwidth); 1826 if (refresh_type == FAST_REFRESH && !display->is_local)
1671 x = min (x, (int)TermWin.width); 1827 {
1672 y = max (y, (int)TermWin.int_bwidth); 1828 y = 0;
1673 y = min (y, (int)TermWin.height); 1829 eheight = height;
1830 }
1674#endif 1831#endif
1675 1832
1676 /* round down */ 1833 /* round down */
1677 rc[PART_BEG].col = Pixel2Col (x); 1834 rc[PART_BEG].col = Pixel2Col (x);
1678 rc[PART_BEG].row = Pixel2Row (y); 1835 rc[PART_BEG].row = Pixel2Row (y);
1679 /* round up */ 1836 /* round up */
1680 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1837 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1681 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1838 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1682 1839
1683 /* sanity checks */ 1840 /* sanity checks */
1684 for (i = PART_BEG; i < RC_COUNT; i++) 1841 for (i = PART_BEG; i < RC_COUNT; i++)
1685 { 1842 {
1686 MIN_IT (rc[i].col, TermWin.ncol - 1); 1843 min_it (rc[i].col, ncol - 1);
1687 MIN_IT (rc[i].row, TermWin.nrow - 1); 1844 min_it (rc[i].row, nrow - 1);
1688 } 1845 }
1689
1690 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));
1691 1846
1692 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1847 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1693 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1848 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1694 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1849
1850 num_scr_allow = 0;
1695 1851
1696 if (refresh) 1852 if (refresh)
1697 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1853 scr_refresh ();
1698} 1854}
1699 1855
1700/* ------------------------------------------------------------------------- */ 1856/* ------------------------------------------------------------------------- */
1701/* 1857/*
1702 * Refresh the entire screen 1858 * Refresh the entire screen
1703 */ 1859 */
1704void 1860void
1705rxvt_term::scr_touch (bool refresh) 1861rxvt_term::scr_touch (bool refresh) NOTHROW
1706{ 1862{
1707 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1863 scr_expose (0, 0, width, height, refresh);
1708} 1864}
1709 1865
1710/* ------------------------------------------------------------------------- */ 1866/* ------------------------------------------------------------------------- */
1711/* 1867/*
1712 * Move the display so that the line represented by scrollbar value Y is at 1868 * Move the display so that the line represented by scrollbar value Y is at
1713 * the top of the screen 1869 * the top of the screen
1714 */ 1870 */
1715int 1871void
1716rxvt_term::scr_move_to (int y, int len) 1872rxvt_term::scr_move_to (int y, int len) NOTHROW
1717{ 1873{
1718 long p = 0; 1874 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1719 uint16_t oldviewstart;
1720
1721 oldviewstart = TermWin.view_start;
1722 if (y < len)
1723 {
1724 p = (TermWin.nrow + TermWin.nscrolled) * (len - y) / len;
1725 p -= (long) (TermWin.nrow - 1);
1726 p = max (p, 0);
1727 }
1728 TermWin.view_start = (uint16_t)min (p, TermWin.nscrolled);
1729 D_SCREEN ((stderr, "rxvt_scr_move_to (%d, %d) view_start:%d", y, len, TermWin.view_start));
1730
1731 return scr_changeview (oldviewstart);
1732} 1875}
1733 1876
1734/* ------------------------------------------------------------------------- */ 1877/* ------------------------------------------------------------------------- */
1735/* 1878/*
1736 * Page the screen up/down nlines 1879 * Page the screen up/down nlines
1737 * direction should be UP or DN 1880 * direction should be UP or DN
1738 */ 1881 */
1739int 1882bool
1740rxvt_term::scr_page (enum page_dirn direction, int nlines) 1883rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1741{ 1884{
1742 int n; 1885 int new_view_start =
1743 uint16_t oldviewstart; 1886 direction == UP ? view_start - nlines
1887 : view_start + nlines;
1744 1888
1745 D_SCREEN ((stderr, "rxvt_scr_page (%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, TermWin.view_start));
1746#ifdef DEBUG_STRICT
1747 assert ((nlines >= 0) && (nlines <= TermWin.nrow));
1748#endif
1749 oldviewstart = TermWin.view_start;
1750 if (direction == UP)
1751 {
1752 n = TermWin.view_start + nlines;
1753 TermWin.view_start = min (n, TermWin.nscrolled);
1754 }
1755 else
1756 {
1757 n = TermWin.view_start - nlines;
1758 TermWin.view_start = max (n, 0);
1759 }
1760 return scr_changeview (oldviewstart); 1889 return scr_changeview (new_view_start);
1761} 1890}
1762 1891
1763int 1892bool
1764rxvt_term::scr_changeview (uint16_t oldviewstart) 1893rxvt_term::scr_changeview (int new_view_start) NOTHROW
1765{ 1894{
1895 clamp_it (new_view_start, top_row, 0);
1896
1766 if (TermWin.view_start != oldviewstart) 1897 if (new_view_start == view_start)
1767 { 1898 return false;
1899
1900 num_scr += new_view_start - view_start;
1901 view_start = new_view_start;
1768 want_refresh = 1; 1902 want_refresh = 1;
1769 num_scr -= (TermWin.view_start - oldviewstart);
1770 }
1771 return (int) (TermWin.view_start - oldviewstart);
1772}
1773 1903
1774/* ------------------------------------------------------------------------- */ 1904 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1775void 1905
1776rxvt_term::scr_bell () 1906 return true;
1777{ 1907}
1908
1778#ifndef NO_BELL 1909#ifndef NO_BELL
1910void
1911rxvt_term::bell_cb (ev::timer &w, int revents)
1912{
1913 rvideo_bell = false;
1914 scr_rvideo_mode (rvideo_mode);
1915 refresh_check ();
1916}
1917#endif
1918
1919/* ------------------------------------------------------------------------- */
1920void
1921rxvt_term::scr_bell () NOTHROW
1922{
1923#ifndef NO_BELL
1924
1779# ifndef NO_MAPALERT 1925# ifndef NO_MAPALERT
1780# ifdef MAPALERT_OPTION 1926# ifdef MAPALERT_OPTION
1781 if (Options & Opt_mapAlert) 1927 if (option (Opt_mapAlert))
1782# endif 1928# endif
1783 XMapWindow (display->display, TermWin.parent[0]); 1929 XMapWindow (dpy, parent);
1784# endif 1930# endif
1931
1932# if ENABLE_FRILLS
1933 if (option (Opt_urgentOnBell))
1934 set_urgency (1);
1935# endif
1936
1785 if (Options & Opt_visualBell) 1937 if (option (Opt_visualBell))
1786 { 1938 {
1787 scr_rvideo_mode (!rvideo); /* refresh also done */ 1939 rvideo_bell = true;
1788 scr_rvideo_mode (!rvideo); /* refresh also done */ 1940 scr_rvideo_mode (rvideo_mode);
1941 flush ();
1942
1943 bell_ev.start (VISUAL_BELL_DURATION);
1789 } 1944 }
1790 else 1945 else
1791 XBell (display->display, 0); 1946 XBell (dpy, 0);
1947 HOOK_INVOKE ((this, HOOK_BELL, DT_END));
1792#endif 1948#endif
1793} 1949}
1794 1950
1795/* ------------------------------------------------------------------------- */ 1951/* ------------------------------------------------------------------------- */
1796/* ARGSUSED */ 1952/* ARGSUSED */
1797void 1953void
1798rxvt_term::scr_printscreen (int fullhist) 1954rxvt_term::scr_printscreen (int fullhist) NOTHROW
1799{ 1955{
1800#ifdef PRINTPIPE 1956#ifdef PRINTPIPE
1801 int i, r1, nrows, row_offset; 1957 int nrows, row_start;
1802 text_t *t; 1958 FILE *fd = popen_printer ();
1803 FILE *fd;
1804 1959
1805 if ((fd = popen_printer ()) == NULL) 1960 if (!fd)
1806 return; 1961 return;
1807 nrows = TermWin.nrow; 1962
1808 row_offset = TermWin.saveLines;
1809 if (!fullhist) 1963 if (fullhist)
1810 row_offset -= TermWin.view_start; 1964 {
1965 nrows = nrow - top_row;
1966 row_start = top_row;
1967 }
1811 else 1968 else
1812 { 1969 {
1813 nrows += TermWin.nscrolled; 1970 nrows = nrow;
1814 row_offset -= TermWin.nscrolled; 1971 row_start = view_start;
1815 }
1816
1817 for (r1 = 0; r1 < nrows; r1++)
1818 { 1972 }
1819 t = screen.text[r1 + row_offset]; 1973
1820 for (i = TermWin.ncol - 1; i >= 0; i--) 1974 wctomb (0, 0);
1821 if (!isspace (t[i])) 1975
1822 break; 1976 for (int r1 = row_start; r1 < row_start + nrows; r1++)
1823 fprintf (fd, "%.*s\n", (i + 1), t);
1824 } 1977 {
1978 text_t *tp = ROW(r1).t;
1979 int len = ROW(r1).l;
1980
1981 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1982 {
1983 char mb[MB_LEN_MAX];
1984 text_t t = *tp++;
1985 if (t == NOCHAR)
1986 continue;
1987
1988 len = wctomb (mb, t);
1989
1990 if (len <= 0)
1991 {
1992 mb[0] = ' ';
1993 len = 1;
1994 }
1995
1996 fwrite (mb, 1, len, fd);
1997 }
1998
1999 fputc ('\n', fd);
2000 }
2001
1825 pclose_printer (fd); 2002 pclose_printer (fd);
1826#endif 2003#endif
1827} 2004}
1828 2005
1829/* ------------------------------------------------------------------------- */ 2006/* ------------------------------------------------------------------------- */
1830/* 2007/*
1831 * Refresh the screen 2008 * Refresh the screen
1832 * drawn_text/drawn_rend contain the screen information before the update. 2009 * drawn_text/drawn_rend contain the screen information before the update.
1833 * screen.text/screen.rend contain what the screen will change to. 2010 * screen.text/screen.rend contain what the screen will change to.
1834 */ 2011 */
1835
1836#define FONT_WIDTH(X, Y) \
1837 (X)->per_char[ (Y) - (X)->min_char_or_byte2].width
1838#define FONT_RBEAR(X, Y) \
1839 (X)->per_char[ (Y) - (X)->min_char_or_byte2].rbearing
1840#define FONT_LBEAR(X, Y) \
1841 (X)->per_char[ (Y) - (X)->min_char_or_byte2].lbearing
1842#define IS_FONT_CHAR(X, Y) \
1843 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1844
1845void 2012void
1846rxvt_term::scr_refresh (unsigned char refresh_type) 2013rxvt_term::scr_refresh () NOTHROW
1847{ 2014{
1848 unsigned char clearfirst, /* first character writes before cell */
1849 clearlast, /* last character writes beyond cell */
1850 must_clear, /* use draw_string not draw_image_string */
1851 rvid, /* reverse video this position */
1852 showcursor; /* show the cursor */
1853 int16_t col, row, /* column/row we're processing */ 2015 int16_t col, row, /* column/row we're processing */
1854 ocrow; /* old cursor row */ 2016 ocrow; /* old cursor row */
1855 int i, /* tmp */ 2017 int i; /* tmp */
1856 row_offset; /* basic offset in screen structure */
1857#ifndef NO_CURSORCOLOR 2018#ifndef NO_CURSORCOLOR
1858 rend_t cc1; /* store colours at cursor position (s) */ 2019 rend_t cc1; /* store colours at cursor position (s) */
1859#endif 2020#endif
1860 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 2021 rend_t *crp; // cursor rendition pointer
1861 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2022 rend_t ccol1, /* Cursor colour */
2023 ccol2; /* Cursor colour2 */
1862 2024
2025 want_refresh = 0; /* screen is current */
2026
1863 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2027 if (refresh_type == NO_REFRESH || !mapped)
1864 return; 2028 return;
1865 2029
1866 /* 2030 /*
1867 * A: set up vars 2031 * A: set up vars
1868 */ 2032 */
1869 clearfirst = clearlast = must_clear = 0;
1870
1871 refresh_count = 0; 2033 refresh_count = 0;
1872 2034
1873 row_offset = TermWin.saveLines - TermWin.view_start; 2035 unsigned int old_screen_flags = screen.flags;
1874 2036 char have_bg = 0;
1875 if ((refresh_type & REFRESH_BOUNDS)) 2037#ifdef HAVE_BG_PIXMAP
1876 { 2038 have_bg = bg_pixmap != None;
1877 clearfirst = clearlast = 1;
1878 refresh_type &= ~REFRESH_BOUNDS;
1879 }
1880
1881#ifdef XPM_BACKGROUND
1882 must_clear |= (bgPixmap.pixmap != None);
1883#endif
1884#ifdef TRANSPARENT
1885 must_clear |= ((Options & Opt_transparent) && am_transparent);
1886#endif 2039#endif
1887 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 2040 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1888 2041
1889 /* 2042 /*
1890 * B: reverse any characters which are selected 2043 * B: reverse any characters which are selected
1891 */ 2044 */
1892 scr_reverse_selection (); 2045 scr_reverse_selection ();
1893 2046
2047 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2048#if ENABLE_OVERLAY
2049 scr_swap_overlay ();
2050#endif
2051
2052 char showcursor = screen.flags & Screen_VisibleCursor;
2053
1894 /* 2054 /*
1895 * C: set the cursor character (s) 2055 * C: set the cursor character (s)
1896 */ 2056 */
1897 { 2057 {
1898 unsigned char setoldcursor; 2058 unsigned char setoldcursor;
1899 rend_t ccol1, /* Cursor colour */
1900 ccol2; /* Cursor colour2 */
1901 2059
1902 showcursor = (screen.flags & Screen_VisibleCursor);
1903#ifdef CURSOR_BLINK 2060#ifdef CURSOR_BLINK
1904 if (hidden_cursor) 2061 if (hidden_cursor)
1905 showcursor = 0; 2062 showcursor = 0;
1906#endif 2063#endif
1907 2064
1908 if (showcursor) 2065 if (showcursor)
1909 { 2066 {
1910 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 2067 int col = screen.cur.col;
1911 [screen.cur.col]);
1912 2068
1913 if (showcursor && TermWin.focus) 2069 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2070 col--;
2071
2072 crp = &ROW(screen.cur.row).r[col];
2073
2074#ifndef NO_CURSORCOLOR
2075 cc1 = *crp & (RS_fgMask | RS_bgMask);
2076 if (ISSET_PIXCOLOR (Color_cursor))
2077 ccol1 = Color_cursor;
2078 else
2079#endif
2080#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2081 ccol1 = fgcolor_of (rstyle);
2082#else
2083 ccol1 = Color_fg;
2084#endif
2085
2086#ifndef NO_CURSORCOLOR
2087 if (ISSET_PIXCOLOR (Color_cursor2))
2088 ccol2 = Color_cursor2;
2089 else
2090#endif
2091#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
2092 ccol2 = bgcolor_of (rstyle);
2093#else
2094 ccol2 = Color_bg;
2095#endif
2096
2097 if (focus)
1914 { 2098 {
2099 if (option (Opt_cursorUnderline))
1915 *srp ^= RS_RVid; 2100 *crp ^= RS_Uline;
1916#ifndef NO_CURSORCOLOR
1917 cc1 = *srp & (RS_fgMask | RS_bgMask);
1918 if (ISSET_PIXCOLOR (Color_cursor))
1919 ccol1 = Color_cursor;
1920 else 2101 else
1921#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1922 ccol1 = GET_FGCOLOR (rstyle);
1923#else
1924 ccol1 = Color_fg;
1925#endif
1926 if (ISSET_PIXCOLOR (Color_cursor2))
1927 ccol2 = Color_cursor2;
1928 else 2102 {
1929#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2103 *crp ^= RS_RVid;
1930 ccol2 = GET_BGCOLOR (rstyle);
1931#else
1932 ccol2 = Color_bg;
1933#endif
1934 *srp = SET_FGCOLOR (*srp, ccol1); 2104 *crp = SET_FGCOLOR (*crp, ccol1);
1935 *srp = SET_BGCOLOR (*srp, ccol2); 2105 *crp = SET_BGCOLOR (*crp, ccol2);
1936#endif 2106 }
1937 } 2107 }
1938 } 2108 }
1939 2109
1940 /* make sure no outline cursor is left around */ 2110 /* make sure no outline cursor is left around */
1941 setoldcursor = 0; 2111 setoldcursor = 0;
1942 if (ocrow != -1) 2112 if (ocrow != -1)
1943 { 2113 {
1944 if (screen.cur.row + TermWin.view_start != ocrow 2114 if (screen.cur.row - view_start != ocrow
1945 || screen.cur.col != oldcursor.col) 2115 || screen.cur.col != oldcursor.col)
1946 { 2116 {
1947 if (ocrow < TermWin.nrow 2117 if (ocrow < nrow
1948 && oldcursor.col < TermWin.ncol) 2118 && oldcursor.col < ncol)
1949 {
1950 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2119 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1951 } 2120
1952 if (TermWin.focus || !showcursor) 2121 if (focus || !showcursor)
1953 oldcursor.row = -1; 2122 oldcursor.row = -1;
1954 else 2123 else
1955 setoldcursor = 1; 2124 setoldcursor = 1;
1956 } 2125 }
1957 } 2126 }
1958 else if (!TermWin.focus) 2127 else if (!focus)
1959 setoldcursor = 1; 2128 setoldcursor = 1;
2129
1960 if (setoldcursor) 2130 if (setoldcursor)
1961 { 2131 {
1962 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2132 if (screen.cur.row - view_start >= nrow)
1963 oldcursor.row = -1; 2133 oldcursor.row = -1;
1964 else 2134 else
1965 { 2135 {
1966 oldcursor.row = screen.cur.row + TermWin.view_start; 2136 oldcursor.row = screen.cur.row - view_start;
1967 oldcursor.col = screen.cur.col; 2137 oldcursor.col = screen.cur.col;
1968 } 2138 }
1969 } 2139 }
1970 } 2140 }
1971 2141
1972#ifndef NO_SLOW_LINK_SUPPORT 2142#ifndef NO_SLOW_LINK_SUPPORT
1973 /* 2143 /*
1974 * D: CopyArea pass - very useful for slower links 2144 * D: CopyArea pass - very useful for slower links
1975 * This has been deliberately kept simple. 2145 * This has been deliberately kept simple.
1976 */ 2146 */
1977 i = num_scr; 2147 if (!display->is_local
1978 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2148 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1979 && abs (i) < TermWin.nrow && !must_clear) 2149 && abs (num_scr) < nrow && !have_bg)
1980 { 2150 {
1981 int16_t nits; 2151 int16_t nits;
1982 int j; 2152 int i = num_scr;
1983 rend_t *drp2; 2153 int j;
1984 text_t *dtp2;
1985 int len, wlen; 2154 int len, wlen;
2155 dLocal (int, num_scr);
1986 2156
1987 j = TermWin.nrow; 2157 j = nrow;
1988 wlen = len = -1; 2158 wlen = len = -1;
1989 row = i > 0 ? 0 : j - 1; 2159 row = i > 0 ? 0 : j - 1;
2160
1990 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2161 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1991 { 2162 {
1992 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2163 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1993 { 2164 {
1994 stp = screen.text[row + row_offset]; 2165 line_t s = ROW(view_start + row);
1995 srp = screen.rend[row + row_offset];
1996 dtp = drawn_text[row]; 2166 line_t d = drawn_buf[row];
1997 dtp2 = drawn_text[row + i]; 2167 line_t d2 = drawn_buf[row + i];
1998 drp = drawn_rend[row];
1999 drp2 = drawn_rend[row + i];
2000 2168
2001 for (nits = 0, col = TermWin.ncol; col--; ) 2169 for (nits = 0, col = ncol; col--; )
2002 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2170 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2003 nits--; 2171 nits--;
2004 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2172 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2005 nits++; 2173 nits++;
2006 2174
2007 if (nits > 8) /* XXX: arbitrary choice */ 2175 if (nits > 8) /* XXX: arbitrary choice */
2008 { 2176 {
2009 for (col = TermWin.ncol; col--; ) 2177 for (col = ncol; col--; )
2010 { 2178 {
2011 *dtp++ = *dtp2++; 2179 *d.t++ = *d2.t++;
2012 *drp++ = *drp2++; 2180 *d.r++ = *d2.r++;
2013 } 2181 }
2014 2182
2015 if (len == -1) 2183 if (len == -1)
2016 len = row; 2184 len = row;
2017 2185
2018 wlen = row; 2186 wlen = row;
2019 continue; 2187 continue;
2020 } 2188 }
2021 } 2189 }
2022 2190
2023 if (len != -1) 2191 if (len >= 0)
2024 { 2192 {
2025 /* also comes here at end if needed because of >= above */ 2193 /* also comes here at end if needed because of >= above */
2026 if (wlen < len) 2194 if (wlen < len)
2027 SWAP_IT (wlen, len, int); 2195 ::swap (wlen, len);
2028 2196
2029 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1)); 2197 XGCValues gcv;
2030 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2198
2199 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2200 XCopyArea (dpy, vt, vt,
2031 TermWin.gc, 0, Row2Pixel (len + i), 2201 gc, 0, Row2Pixel (len + i),
2032 (unsigned int)TermWin_TotalWidth (), 2202 (unsigned int)this->width,
2033 (unsigned int)Height2Pixel (wlen - len + 1), 2203 (unsigned int)Height2Pixel (wlen - len + 1),
2034 0, Row2Pixel (len)); 2204 0, Row2Pixel (len));
2205 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2206
2035 len = -1; 2207 len = -1;
2036 } 2208 }
2037 } 2209 }
2038 } 2210 }
2039#endif 2211#endif
2040 2212
2041 /* 2213 /*
2042 * E: main pass across every character 2214 * E: main pass across every character
2043 */ 2215 */
2044 for (row = 0; row < TermWin.nrow; row++) 2216 for (row = 0; row < nrow; row++)
2045 { 2217 {
2046 stp = screen.text[row + row_offset]; 2218 text_t *stp = ROW(view_start + row).t;
2047 srp = screen.rend[row + row_offset]; 2219 rend_t *srp = ROW(view_start + row).r;
2048 dtp = drawn_text[row]; 2220 text_t *dtp = drawn_buf[row].t;
2049 drp = drawn_rend[row]; 2221 rend_t *drp = drawn_buf[row].r;
2050 2222
2051 /* 2223 /*
2052 * E2: OK, now the real pass 2224 * E2: OK, now the real pass
2053 */ 2225 */
2054 int ypixel = (int)Row2Pixel (row); 2226 int ypixel = (int)Row2Pixel (row);
2055 2227
2056 for (col = 0; col < TermWin.ncol; col++) 2228 for (col = 0; col < ncol; col++)
2057 { 2229 {
2058 /* compare new text with old - if exactly the same then continue */ 2230 /* compare new text with old - if exactly the same then continue */
2059 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2060
2061 if (stp[col] == dtp[col] /* Must match characters to skip. */ 2231 if (stp[col] == dtp[col] /* Must match characters to skip. */
2062 && (rend == drp[col] /* Either rendition the same or */ 2232 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2063 || (stp[col] == ' ' /* space w/ no background change */ 2233 || (stp[col] == ' ' /* space w/ no background change */
2064 && GET_BGATTR (rend) == GET_BGATTR (drp[col])))) 2234 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2065 continue; 2235 continue;
2066 2236
2237 // redraw one or more characters
2238
2239 // seek to the beginning of wide characters
2240 while (expect_false (stp[col] == NOCHAR && col > 0))
2241 --col;
2242
2243 rend_t rend = srp[col]; /* screen rendition (target rendition) */
2067 text_t *text = stp + col; 2244 text_t *text = stp + col;
2068 int count = 1; 2245 int count = 1;
2069 2246
2070 /* redraw one or more characters */
2071
2072 dtp[col] = stp[col]; 2247 dtp[col] = stp[col];
2073 drp[col] = rend; 2248 drp[col] = rend;
2074 2249
2075 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2076 continue;
2077
2078 int xpixel = Col2Pixel (col); 2250 int xpixel = Col2Pixel (col);
2079 2251
2080 // this loop looks very messy, it can probably be optimized
2081 // and cleaned a bit by you?
2082 for (i = 0; ++col < TermWin.ncol; ) 2252 for (i = 0; ++col < ncol; )
2083 { 2253 {
2084 if (stp[col] == NOCHAR) 2254 if (stp[col] == NOCHAR)
2085 { 2255 {
2086 dtp[col] = stp[col]; 2256 dtp[col] = stp[col];
2087 drp[col] = rend; 2257 drp[col] = srp[col];
2258
2088 count++; 2259 count++;
2089
2090 if (i) // only possible skip if char unchanged
2091 i++; 2260 i++;
2092 2261
2093 continue; 2262 continue;
2094 } 2263 }
2095 2264
2096 if (rend != srp[col]) 2265 if (!RS_SAME (rend, srp[col]))
2097 break; 2266 break;
2098 2267
2099 count++; 2268 count++;
2100 2269
2101 if (stp[col] != dtp[col] 2270 if (stp[col] != dtp[col]
2102 || srp[col] != drp[col]) 2271 || !RS_SAME (srp[col], drp[col]))
2103 { 2272 {
2104 if (must_clear && (i++ > (count / 2))) 2273 if (have_bg && (i++ > count / 2))
2105 break; 2274 break;
2106 2275
2107 dtp[col] = stp[col]; 2276 dtp[col] = stp[col];
2108 drp[col] = rend; 2277 drp[col] = rend;
2109 i = 0; 2278 i = 0;
2110 } 2279 }
2111 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2280 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2112 break; 2281 break;
2113 } 2282 }
2114 2283
2115 col--; /* went one too far. move back */ 2284 col--; /* went one too far. move back */
2116 count -= i; /* dump any matching trailing chars */ 2285 count -= i; /* dump any matching trailing chars */
2286
2287 // sometimes we optimize away the trailing NOCHAR's, add them back
2288 while (expect_false (i && text[count] == NOCHAR))
2289 count++, i--;
2117 2290
2118 /* 2291 /*
2119 * Determine the attributes for the string 2292 * Determine the attributes for the string
2120 */ 2293 */
2121 int fid = GET_FONT (rend);
2122 int fore = GET_FGCOLOR (rend); // desired foreground 2294 int fore = fgcolor_of (rend); // desired foreground
2123 int back = GET_BGCOLOR (rend); // desired background 2295 int back = bgcolor_of (rend); // desired background
2124 2296
2125 rend = GET_ATTR (rend); 2297 // only do special processing if any attributes are set, which is unlikely
2126 2298 if (expect_false (rend & (RS_baseattrMask | RS_Careful | RS_Sel)))
2127 rvid = !!(rend & RS_RVid); 2299 {
2300 bool invert = rend & RS_RVid;
2128 2301
2129#ifndef NO_BOLD_UNDERLINE_REVERSE 2302#ifndef NO_BOLD_UNDERLINE_REVERSE
2130 if (rend & RS_Bold && fore == Color_fg) 2303 if (rend & RS_Bold && fore == Color_fg)
2131 { 2304 {
2132 if (ISSET_PIXCOLOR (Color_BD)) 2305 if (ISSET_PIXCOLOR (Color_BD))
2133 fore = Color_BD; 2306 fore = Color_BD;
2307# if !ENABLE_STYLES
2134 else 2308 else
2135 rvid = !rvid; 2309 invert = !invert;
2310# endif
2311 }
2312
2313 if (rend & RS_Italic && fore == Color_fg)
2314 {
2315 if (ISSET_PIXCOLOR (Color_IT))
2316 fore = Color_IT;
2317# if !ENABLE_STYLES
2318 else
2319 invert = !invert;
2320# endif
2321 }
2322
2323 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2324 fore = Color_UL;
2325#endif
2326
2327#ifdef OPTION_HC
2328 if (rend & RS_Sel)
2329 {
2330 /* invert the column if no highlightColor is set or it is the
2331 * current cursor column */
2332 if (!(showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2333 && ISSET_PIXCOLOR (Color_HC))
2334 {
2335 if (ISSET_PIXCOLOR (Color_HTC))
2336 fore = Color_HTC;
2337 // if invert is 0 reverse video is set so we use bg color as fg color
2338 else if (!invert)
2339 fore = back;
2340
2341 back = Color_HC;
2342 invert = 0;
2343 }
2344 }
2345#endif
2346
2347 if (invert)
2348 {
2349 ::swap (fore, back);
2350
2351#ifndef NO_BOLD_UNDERLINE_REVERSE
2352 if (fore == back)
2353 {
2354 fore = Color_bg;
2355 back = Color_fg;
2356 }
2357#endif
2358 }
2359
2360#ifdef TEXT_BLINK
2361 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2362 {
2363 if (!text_blink_ev.is_active ())
2364 {
2365 text_blink_ev.again ();
2366 hidden_text = 0;
2367 }
2368 else if (hidden_text)
2369 fore = back;
2370 }
2371#endif
2372
2373#if ENABLE_STYLES
2374 // "careful" (too wide) character handling
2375
2376 // include previous careful character(s) if possible, looks nicer (best effort...)
2377 while (text > stp
2378 && srp[text - stp - 1] & RS_Careful
2379 && RS_SAME (rend, srp[text - stp - 1]))
2380 text--, count++, xpixel -= fwidth;
2381
2382 // force redraw after "careful" characters to avoid pixel droppings
2383 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2384 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2385
2386 // force redraw before "careful" characters to avoid pixel droppings
2387 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2388 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2389#endif
2136 } 2390 }
2137
2138 if (rend & RS_Uline)
2139 {
2140 if (ISSET_PIXCOLOR (Color_UL))
2141 fore = Color_UL;
2142 }
2143#endif
2144
2145 if (rvid)
2146 {
2147 SWAP_IT (fore, back, int);
2148
2149#ifndef NO_BOLD_UNDERLINE_REVERSE
2150 if (ISSET_PIXCOLOR (Color_RV)
2151# ifndef NO_CURSORCOLOR
2152 && !ISSET_PIXCOLOR (Color_cursor)
2153# endif
2154 )
2155 back = Color_RV;
2156#endif
2157 }
2158
2159#ifdef TEXT_BLINK
2160 if (rend & RS_Blink)
2161 {
2162 if (!text_blink_ev.active)
2163 {
2164 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2165 hidden_text = 0;
2166 }
2167 else if (hidden_text)
2168 fore = back;
2169 }
2170#endif
2171 2391
2172 /* 2392 /*
2173 * Actually do the drawing of the string here 2393 * Actually do the drawing of the string here
2174 */ 2394 */
2175 rxvt_font *font = (*TermWin.fontset)[fid]; 2395 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2176 2396
2177 if (back == fore) 2397 if (expect_true (have_bg && back == Color_bg))
2178 font->clear_rect (*TermWin.drawable, xpixel, ypixel,
2179 TermWin.fwidth * count, TermWin.fheight,
2180 back);
2181 else if (back == Color_bg)
2182 { 2398 {
2183 if (must_clear) 2399 // this is very ugly, maybe push it into ->draw?
2184 {
2185 CLEAR_CHARS (xpixel, ypixel, count);
2186 2400
2187 for (i = 0; i < count; i++) /* don't draw empty strings */ 2401 for (i = 0; i < count; i++) /* don't draw empty strings */
2188 if (text[i] != ' ') 2402 if (text[i] != ' ')
2189 { 2403 {
2190 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2404 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2191 break; 2405 goto did_clear;
2192 }
2193 } 2406 }
2194 else 2407
2195 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2408 CLEAR_CHARS (xpixel, ypixel, count);
2409 did_clear: ;
2196 } 2410 }
2197 else 2411 else
2198 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2412 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2199 2413
2200 if ((rend & RS_Uline) && (font->descent > 1)) 2414 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2201 XDrawLine (display->display, drawBuffer, TermWin.gc, 2415 {
2416#if ENABLE_FRILLS
2417 if (ISSET_PIXCOLOR (Color_underline))
2418 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2419 else
2420#endif
2421 XSetForeground (dpy, gc, pix_colors[fore]);
2422
2423 XDrawLine (dpy, vt, gc,
2202 xpixel, ypixel + font->ascent + 1, 2424 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2425 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2426 }
2204 } /* for (col....) */ 2427 } /* for (col....) */
2205 } /* for (row....) */ 2428 } /* for (row....) */
2206 2429
2207 /* 2430 /*
2208 * G: cleanup cursor and display outline cursor if necessary 2431 * G: cleanup cursor and display outline cursor if necessary
2209 */ 2432 */
2210 if (showcursor) 2433 if (showcursor)
2211 { 2434 {
2212 if (TermWin.focus) 2435 if (focus)
2436 {
2437 if (option (Opt_cursorUnderline))
2438 *crp ^= RS_Uline;
2439 else
2213 { 2440 {
2214 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2215 [screen.cur.col]);
2216 *srp ^= RS_RVid; 2441 *crp ^= RS_RVid;
2217#ifndef NO_CURSORCOLOR 2442#ifndef NO_CURSORCOLOR
2218 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2443 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2219#endif 2444#endif
2445 }
2220 } 2446 }
2221 else if (oldcursor.row >= 0) 2447 else if (oldcursor.row >= 0)
2222 { 2448 {
2449 int cursorwidth = 1;
2450 int col = oldcursor.col;
2451
2452 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2453 col--;
2454
2455 while (col + cursorwidth < ncol
2456 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2457 cursorwidth++;
2458
2223#ifndef NO_CURSORCOLOR 2459#ifndef NO_CURSORCOLOR
2224 if (ISSET_PIXCOLOR (Color_cursor)) 2460 if (ISSET_PIXCOLOR (Color_cursor))
2225 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2461 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2462 else
2226#endif 2463#endif
2227 int cursorwidth = 1; 2464 XSetForeground (dpy, gc, pix_colors[ccol1]);
2228 while (oldcursor.col + cursorwidth < TermWin.ncol
2229 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2230 cursorwidth++;
2231 2465
2232 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2466 XDrawRectangle (dpy, vt, gc,
2233 Col2Pixel (oldcursor.col), 2467 Col2Pixel (col),
2234 Row2Pixel (oldcursor.row), 2468 Row2Pixel (oldcursor.row),
2235 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2469 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2236 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2470 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2237 } 2471 }
2238 } 2472 }
2239 2473
2240 /* 2474 /*
2241 * H: cleanup selection 2475 * H: cleanup selection
2242 */ 2476 */
2477#if ENABLE_OVERLAY
2478 scr_swap_overlay ();
2479#endif
2480 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2481
2243 scr_reverse_selection (); 2482 scr_reverse_selection ();
2244 2483
2245 /* 2484 screen.flags = old_screen_flags;
2246 * I: other general cleanup
2247 */
2248 if (clearfirst && TermWin.int_bwidth)
2249 /*
2250 * clear the whole screen height, note that width == 0 is treated
2251 * specially by XClearArea
2252 */
2253 XClearArea (display->display, TermWin.vt, 0, 0,
2254 (unsigned int)TermWin.int_bwidth,
2255 (unsigned int)TermWin_TotalHeight (), False);
2256 if (clearlast && TermWin.int_bwidth)
2257 /*
2258 * clear the whole screen height, note that width == 0 is treated
2259 * specially by XClearArea
2260 */
2261 XClearArea (display->display, TermWin.vt,
2262 TermWin.width + TermWin.int_bwidth, 0,
2263 (unsigned int)TermWin.int_bwidth,
2264 (unsigned int)TermWin_TotalHeight (), False);
2265 if (refresh_type & SMOOTH_REFRESH)
2266 XSync (display->display, False);
2267
2268 num_scr = 0; 2485 num_scr = 0;
2269 num_scr_allow = 1; 2486 num_scr_allow = 1;
2270 want_refresh = 0; /* screen is current */
2271} 2487}
2272 2488
2273void 2489void
2274rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2490rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2275{ 2491{
2276 if (!rp || !tp) 2492 if (!l.t)
2277 return; 2493 return;
2278 2494
2279 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2495 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2280 *rp = SET_FONT (*rp, TermWin.fontset->find_font (*tp));
2281}
2282 2496
2497 for (int i = ncol; i--; )
2498 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2499}
2500
2283void 2501void
2284rxvt_term::scr_remap_chars () 2502rxvt_term::scr_remap_chars () NOTHROW
2285{ 2503{
2286 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2504 for (int i = total_rows; i--; )
2287 scr_remap_chars (screen.text[i], screen.rend[i]); 2505 scr_remap_chars (row_buf [i]);
2288 2506
2289 for (int i = TermWin.nrow; i--; ) 2507 for (int i = nrow; i--; )
2290 {
2291 scr_remap_chars (drawn_text[i], drawn_rend[i]);
2292 scr_remap_chars (swap.text[i], swap.rend[i]);
2293 } 2508 {
2509 scr_remap_chars (drawn_buf [i]);
2510 scr_remap_chars (swap_buf [i]);
2511 }
2294} 2512}
2295 2513
2296/* ------------------------------------------------------------------------- */
2297void 2514void
2298rxvt_term::scr_clear () 2515rxvt_term::scr_recolour (bool refresh) NOTHROW
2299{ 2516{
2517 bool transparent = false;
2518
2519#ifdef HAVE_BG_PIXMAP
2520 if (bg_pixmap != None)
2521 {
2522# ifdef ENABLE_TRANSPARENCY
2523 if (bg_flags & BG_IS_TRANSPARENT)
2524 {
2525 XSetWindowBackgroundPixmap (dpy, parent, bg_pixmap);
2526 XSetWindowBackgroundPixmap (dpy, vt, ParentRelative);
2527
2528 transparent = true;
2529 }
2530 else
2531# endif
2532 {
2533 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2534 XSetWindowBackgroundPixmap (dpy, vt, bg_pixmap);
2535 }
2536 }
2537 else
2538#endif
2539 {
2540 XSetWindowBackground (dpy, parent, pix_colors[Color_border]);
2541 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2542 }
2543
2544 XClearWindow (dpy, parent);
2545
2546 if (scrollBar.win)
2547 {
2548 if (transparent)
2549 XSetWindowBackgroundPixmap (dpy, scrollBar.win, ParentRelative);
2550 else
2551 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2552 scrollBar.state = STATE_IDLE;
2553 scrollBar.show (0);
2554 }
2555
2556 if (refresh)
2557 {
2558 scr_clear ();
2559 scr_touch (true);
2560 }
2561 want_refresh = 1;
2562}
2563
2564/* ------------------------------------------------------------------------- */
2565void
2566rxvt_term::scr_clear (bool really) NOTHROW
2567{
2300 if (!TermWin.mapped) 2568 if (!mapped)
2301 return; 2569 return;
2302 2570
2303 num_scr_allow = 0; 2571 num_scr_allow = 0;
2304 want_refresh = 1; 2572 want_refresh = 1;
2305#ifdef TRANSPARENT 2573
2306 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2574 if (really)
2575 XClearWindow (dpy, vt);
2576}
2577
2578void
2579rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2580{
2581 int view_end = view_start + nrow;
2582 int row, col;
2583
2584 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2585 {
2586 text_t *stp = ROW(row).t;
2587 rend_t *srp = ROW(row).r;
2588
2589 for (col = beg_col; col < end_col; col++)
2590 srp[col] ^= rstyle1;
2591
2592 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2593 srp[col] ^= rstyle2;
2594
2595 if (++col < end_col)
2596 srp[col] ^= rstyle2;
2307 { 2597 }
2308 int i; 2598}
2309 2599
2310 if (! (Options & Opt_transparent_all)) 2600void
2601rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2602{
2603 int view_end = view_start + nrow;
2604 int row, col;
2605
2606 if (beg_row >= view_start)
2607 {
2608 col = beg_col;
2609 row = beg_row;
2610 }
2611 else
2612 {
2311 i = 0; 2613 col = 0;
2614 row = view_start;
2615 }
2616
2617 for (; row < min (end_row, view_end); row++, col = 0)
2618 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2619 srp[col] ^= rstyle;
2620
2621 if (row == end_row)
2622 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2623 srp[col] ^= rstyle;
2624}
2625
2626/* ------------------------------------------------------------------------- */
2627void
2628rxvt_term::scr_reverse_selection () NOTHROW
2629{
2630 if (selection.op
2631 && current_screen == selection.screen
2632 && selection.end.row >= view_start)
2633 {
2634#if !ENABLE_MINIMAL
2635 if (selection.rect)
2636 scr_xor_rect (selection.beg.row, selection.beg.col,
2637 selection.end.row, selection.end.col,
2638 RS_Sel | RS_RVid, RS_Sel | RS_RVid | RS_Uline);
2312 else 2639 else
2313 i = (int) (sizeof (TermWin.parent) / sizeof (Window));
2314
2315 while (i--)
2316 if (TermWin.parent[i] != None)
2317 XClearWindow (display->display, TermWin.parent[i]);
2318 }
2319#endif 2640#endif
2320 2641 scr_xor_span (selection.beg.row, selection.beg.col,
2321 XClearWindow (display->display, TermWin.vt); 2642 selection.end.row, selection.end.col,
2322} 2643 RS_Sel | RS_RVid);
2323
2324/* ------------------------------------------------------------------------- */
2325void
2326rxvt_term::scr_reverse_selection ()
2327{
2328 int i, col, row, end_row;
2329 rend_t *srp;
2330
2331 if (selection.op && current_screen == selection.screen)
2332 {
2333 end_row = TermWin.saveLines - TermWin.view_start;
2334 i = selection.beg.row + TermWin.saveLines;
2335 row = selection.end.row + TermWin.saveLines;
2336 if (i >= end_row)
2337 col = selection.beg.col;
2338 else
2339 {
2340 col = 0;
2341 i = end_row;
2342 }
2343 end_row += TermWin.nrow;
2344 for (; i < row && i < end_row; i++, col = 0)
2345 for (srp = screen.rend[i]; col < TermWin.ncol; col++)
2346 srp[col] ^= RS_RVid;
2347 if (i == row && i < end_row)
2348 for (srp = screen.rend[i]; col < selection.end.col; col++)
2349 srp[col] ^= RS_RVid;
2350 } 2644 }
2351} 2645}
2352 2646
2353/* ------------------------------------------------------------------------- */ 2647/* ------------------------------------------------------------------------- */
2354/* 2648/*
2355 * Dump the whole scrollback and screen to the passed filedescriptor. The 2649 * Dump the whole scrollback and screen to the passed filedescriptor. The
2356 * invoking routine must close the fd. 2650 * invoking routine must close the fd.
2357 */ 2651 */
2358#if 0 2652#if 0
2359void 2653void
2360rxvt_term::scr_dump (int fd) 2654rxvt_term::scr_dump (int fd) NOTHROW
2361{ 2655{
2362 int row, wrote; 2656 int row, wrote;
2363 unsigned int width, towrite; 2657 unsigned int width, towrite;
2364 char r1[] = "\n"; 2658 const char r1[] = "\n";
2365 2659
2366 for (row = TermWin.saveLines - TermWin.nscrolled; 2660 for (row = saveLines + top_row;
2367 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2661 row < saveLines + nrow - 1; row++)
2368 { 2662 {
2369 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2663 width = row_buf[row].l >= 0 ? row_buf[row].l
2370 : TermWin.ncol; 2664 : ncol;
2371 for (towrite = width; towrite; towrite -= wrote) 2665 for (towrite = width; towrite; towrite -= wrote)
2372 { 2666 {
2373 wrote = write (fd, & (screen.text[row][width - towrite]), 2667 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2374 towrite); 2668 towrite);
2375 if (wrote < 0) 2669 if (wrote < 0)
2376 return; /* XXX: death, no report */ 2670 return; /* XXX: death, no report */
2377 } 2671 }
2378 if (screen.tlen[row] >= 0) 2672 if (row_buf[row].l >= 0)
2379 if (write (fd, r1, 1) <= 0) 2673 if (write (fd, r1, 1) <= 0)
2380 return; /* XXX: death, no report */ 2674 return; /* XXX: death, no report */
2381 } 2675 }
2382} 2676}
2383#endif 2677#endif
2384 2678
2385/* ------------------------------------------------------------------------- * 2679/* ------------------------------------------------------------------------- *
2386 * CHARACTER SELECTION * 2680 * CHARACTER SELECTION *
2387 * ------------------------------------------------------------------------- */ 2681 * ------------------------------------------------------------------------- */
2388
2389/*
2390 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2391 */
2392void 2682void
2393rxvt_term::selection_check (int check_more) 2683rxvt_term::selection_check (int check_more) NOTHROW
2394{ 2684{
2395 row_col_t pos; 2685 row_col_t pos;
2396 2686
2397 if (!selection.op) 2687 if (!selection.op)
2398 return; 2688 return;
2399 2689
2400 pos.row = pos.col = 0; 2690 pos.row = pos.col = 0;
2401 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2691 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2402 || (selection.beg.row >= TermWin.nrow) 2692 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2403 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2693 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2404 || (selection.mark.row >= TermWin.nrow)
2405 || (selection.end.row < - (int32_t)TermWin.nscrolled)
2406 || (selection.end.row >= TermWin.nrow)
2407 || (check_more == 1 2694 || (check_more == 1
2408 && current_screen == selection.screen 2695 && current_screen == selection.screen
2409 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2696 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2410 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2697 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2411 || (check_more == 2 2698 || (check_more == 2
… …
2413 && ROWCOL_IS_AFTER (selection.end, pos)) 2700 && ROWCOL_IS_AFTER (selection.end, pos))
2414 || (check_more == 3 2701 || (check_more == 3
2415 && ROWCOL_IS_AFTER (selection.end, pos)) 2702 && ROWCOL_IS_AFTER (selection.end, pos))
2416 || (check_more == 4 /* screen width change */ 2703 || (check_more == 4 /* screen width change */
2417 && (selection.beg.row != selection.end.row 2704 && (selection.beg.row != selection.end.row
2418 || selection.end.col > TermWin.ncol))) 2705 || selection.end.col > ncol)))
2419 CLEAR_SELECTION (); 2706 CLEAR_SELECTION ();
2420} 2707}
2421 2708
2422/* ------------------------------------------------------------------------- */ 2709/* ------------------------------------------------------------------------- */
2423/* 2710/*
2424 * Paste a selection direct to the command fd 2711 * Paste a selection direct to the command fd
2425 */ 2712 */
2426void 2713void
2427rxvt_term::paste (const unsigned char *data, unsigned int len) 2714rxvt_term::tt_paste (char *data, unsigned int len) NOTHROW
2428{ 2715{
2429 unsigned int i, j, n;
2430 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2431
2432#if 0
2433 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2434 ZERO_SCROLLBACK (r);
2435#endif
2436
2437 /* convert normal newline chars into common keyboard Return key sequence */ 2716 /* convert normal newline chars into common keyboard Return key sequence */
2438 for (i = 0; i < len; i += PROP_SIZE) 2717 for (unsigned int i = 0; i < len; i++)
2439 { 2718 if (data[i] == C0_LF)
2440 n = min (len - i, PROP_SIZE); 2719 data[i] = C0_CR;
2441 MEMCPY (ds, data + i, n);
2442 2720
2443 for (j = 0; j < n; j++) 2721 if (priv_modes & PrivMode_BracketPaste)
2444 if (ds[j] == '\n') 2722 tt_printf ("\e[200~");
2445 ds[j] = '\r';
2446 2723
2447 tt_write (ds, (int)n); 2724 tt_write (data, len);
2448 }
2449 2725
2450 free (ds); 2726 if (priv_modes & PrivMode_BracketPaste)
2727 tt_printf ("\e[201~");
2451} 2728}
2452 2729
2453/* ------------------------------------------------------------------------- */
2454/*
2455 * Respond to a notification that a primary selection has been sent
2456 * EXT: SelectionNotify
2457 */
2458int
2459rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop)
2460{
2461 long nread = 0;
2462 unsigned long bytes_after;
2463 XTextProperty ct;
2464
2465 D_SELECT ((stderr, "rxvt_selection_paste (%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, selection_wait));
2466
2467 if (prop == None) /* check for failed XConvertSelection */
2468 {
2469 if ((selection_type & Sel_CompoundText))
2470 {
2471 int selnum = selection_type & Sel_whereMask;
2472
2473 selection_type = 0;
2474 if (selnum != Sel_direct)
2475 selection_request_other (XA_STRING, selnum);
2476 }
2477
2478 if ((selection_type & Sel_UTF8String))
2479 {
2480 int selnum = selection_type & Sel_whereMask;
2481
2482 selection_type = Sel_CompoundText;
2483 if (selnum != Sel_direct)
2484 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2485 else
2486 selection_type = 0;
2487 }
2488
2489 return 0;
2490 }
2491
2492 for (;;)
2493 {
2494 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4),
2495 (long) (PROP_SIZE / 4), delete_prop,
2496 AnyPropertyType, &ct.encoding, &ct.format,
2497 &ct.nitems, &bytes_after,
2498 &ct.value) != Success)
2499 break;
2500
2501 if (ct.encoding == 0)
2502 {
2503 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!"));
2504 break;
2505 }
2506
2507 if (ct.value == NULL)
2508 {
2509 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2510 continue;
2511 }
2512
2513 if (ct.nitems == 0)
2514 {
2515 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end"));
2516 if (selection_wait == Sel_normal && nread == 0
2517 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2518 {
2519 /*
2520 * pass through again trying CUT_BUFFER0 if we've come from
2521 * XConvertSelection () but nothing was presented
2522 */
2523 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2524 selection_paste (display->root, XA_CUT_BUFFER0, False);
2525 }
2526
2527 nread = -1; /* discount any previous stuff */
2528 break;
2529 }
2530
2531 nread += ct.nitems;
2532
2533 char **cl;
2534 int cr;
2535 if (XmbTextPropertyToTextList (display->display, &ct, &cl,
2536 &cr) >= 0 && cl)
2537 {
2538 for (int i = 0; i < cr; i++)
2539 paste ((unsigned char *)cl[i], STRLEN (cl[i]));
2540
2541 XFreeStringList (cl);
2542 }
2543 else
2544 paste (ct.value, ct.nitems);
2545
2546 if (bytes_after == 0)
2547 break;
2548
2549 XFree (ct.value);
2550 }
2551
2552 if (ct.value)
2553 XFree (ct.value);
2554
2555 if (selection_wait == Sel_normal)
2556 selection_wait = Sel_none;
2557
2558 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2559 return (int)nread;
2560}
2561
2562void 2730void
2563rxvt_term::incr_cb (time_watcher &w) 2731rxvt_term::paste (char *data, unsigned int len) NOTHROW
2564{ 2732{
2565 selection_wait = Sel_none; 2733 if (HOOK_INVOKE ((this, HOOK_TT_PASTE, DT_STR_LEN, data, len, DT_END)))
2566
2567 rxvt_print_error ("data loss: timeout on INCR selection paste");
2568}
2569
2570/*
2571 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2572 */
2573void
2574rxvt_term::selection_property (Window win, Atom prop)
2575{
2576 int reget_time = 0;
2577
2578 if (prop == None)
2579 return; 2734 return;
2580 D_SELECT ((stderr, "rxvt_selection_property (%08lx, %lu)", win, (unsigned long)prop));
2581 if (selection_wait == Sel_normal)
2582 {
2583 int a, afmt;
2584 Atom atype;
2585 unsigned long bytes_after, nitems;
2586 unsigned char *s = NULL;
2587 2735
2588 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False, 2736 tt_paste (data, len);
2589 xa[XA_INCR], &atype, &afmt, &nitems,
2590 &bytes_after, &s);
2591 if (s)
2592 XFree (s);
2593 if (a != Success)
2594 return;
2595#ifndef __CYGWIN32__
2596 if (atype == xa[XA_INCR])
2597 { /* start an INCR transfer */
2598 D_SELECT ((stderr, "rxvt_selection_property: INCR: starting transfer"));
2599 XDeleteProperty (display->display, win, prop);
2600 XFlush (display->display);
2601 reget_time = 1;
2602 selection_wait = Sel_incr;
2603 }
2604#endif
2605
2606 }
2607 else if (selection_wait == Sel_incr)
2608 {
2609 reget_time = 1;
2610 if (selection_paste (win, prop, True) == -1)
2611 {
2612 D_SELECT ((stderr, "rxvt_selection_property: INCR: clean end"));
2613 selection_wait = Sel_none;
2614 incr_ev.stop ();
2615 }
2616 }
2617 if (reget_time) /* received more data so reget time */
2618 incr_ev.start (NOW + 10);
2619} 2737}
2738
2620/* ------------------------------------------------------------------------- */ 2739/* ------------------------------------------------------------------------- */
2621/* 2740/*
2622 * Request the current selection: 2741 * Request PRIMARY, SECONDARY or CLIPBOARD selection.
2623 * Order: > internal selection if available 2742 * if the requested selection has no owner or is empty CUT_BUFFER0 is used
2624 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2743 * as fallback
2625 * > CUT_BUFFER0
2626 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2627 * will auto fallback to CUT_BUFFER0
2628 * EXT: button 2 release 2744 * EXT: button 2 release
2629 */ 2745 */
2630void 2746void
2631rxvt_term::selection_request (Time tm, int x, int y) 2747rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2632{ 2748{
2633 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2749 if (!selection_req)
2634 if (x < 0 || x >= TermWin.width || y < 0 || y >= TermWin.height)
2635 return; /* outside window */
2636
2637 if (selection.text != NULL)
2638 { /* internal selection */
2639 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2640 paste (selection.text, selection.len);
2641 return;
2642 } 2750 {
2643 else 2751 selection_req = new rxvt_selection (display, selnum, tm, vt, xa[XA_VT_SELECTION], this);
2752 selection_req->run ();
2644 { 2753 }
2645 int i;
2646
2647 selection_request_time = tm;
2648 selection_wait = Sel_normal;
2649 for (i = Sel_Primary; i <= Sel_Clipboard; i++)
2650 {
2651#if X_HAVE_UTF8_STRING
2652 selection_type = Sel_UTF8String;
2653 if (selection_request_other (xa[XA_UTF8_STRING], i))
2654 return;
2655#else
2656 selection_type = Sel_CompoundText;
2657 if (selection_request_other (xa[XA_COMPOUND_TEXT], i))
2658 return;
2659#endif
2660
2661 }
2662 }
2663 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */
2664 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 selection_paste (display->root, XA_CUT_BUFFER0, False);
2666}
2667
2668int
2669rxvt_term::selection_request_other (Atom target, int selnum)
2670{
2671 Atom sel;
2672#ifdef DEBUG_SELECT
2673 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2674#endif
2675
2676 selection_type |= selnum;
2677 if (selnum == Sel_Primary)
2678 sel = XA_PRIMARY;
2679 else if (selnum == Sel_Secondary)
2680 sel = XA_SECONDARY;
2681 else
2682 sel = xa[XA_CLIPBOARD];
2683 if (XGetSelectionOwner (display->display, sel) != None)
2684 {
2685 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2686 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2687 TermWin.vt, selection_request_time);
2688 return 1;
2689 }
2690 return 0;
2691} 2754}
2692 2755
2693/* ------------------------------------------------------------------------- */ 2756/* ------------------------------------------------------------------------- */
2694/* 2757/*
2695 * Clear all selected text 2758 * Clear all selected text
2696 * EXT: SelectionClear 2759 * EXT: SelectionClear
2697 */ 2760 */
2698void 2761void
2699rxvt_term::selection_clear () 2762rxvt_term::selection_clear (bool clipboard) NOTHROW
2700{ 2763{
2701 D_SELECT ((stderr, "rxvt_selection_clear ()")); 2764 if (!clipboard)
2702 2765 {
2703 want_refresh = 1; 2766 want_refresh = 1;
2704 free (selection.text); 2767 free (selection.text);
2705 selection.text = NULL; 2768 selection.text = NULL;
2706 selection.len = 0; 2769 selection.len = 0;
2707 CLEAR_SELECTION (); 2770 CLEAR_SELECTION ();
2771
2772 if (display->selection_owner == this)
2773 display->selection_owner = 0;
2774 }
2775 else
2776 {
2777 free (selection.clip_text);
2778 selection.clip_text = NULL;
2779 selection.clip_len = 0;
2780
2781 if (display->clipboard_owner == this)
2782 display->clipboard_owner = 0;
2783 }
2708} 2784}
2709 2785
2710/* ------------------------------------------------------------------------- */ 2786/* ------------------------------------------------------------------------- */
2711/* 2787/*
2712 * Copy a selection into the cut buffer 2788 * Copy a selection into the cut buffer
2713 * EXT: button 1 or 3 release 2789 * EXT: button 1 or 3 release
2714 */ 2790 */
2715void 2791void
2716rxvt_term::selection_make (Time tm) 2792rxvt_term::selection_make (Time tm)
2717{ 2793{
2718 int i, col, end_col, row, end_row; 2794 int size;
2719 unsigned char *new_selection_text; 2795 wchar_t *new_selection_text;
2720 char *str;
2721 text_t *t; 2796 text_t *t;
2722#ifdef ACS_ASCII
2723 rend_t *re;
2724#endif
2725 2797
2726 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2727 switch (selection.op) 2798 switch (selection.op)
2728 { 2799 {
2729 case SELECTION_CONT: 2800 case SELECTION_CONT:
2730 break; 2801 break;
2731 case SELECTION_INIT: 2802 case SELECTION_INIT:
… …
2735 selection.op = SELECTION_DONE; 2806 selection.op = SELECTION_DONE;
2736 /* FALLTHROUGH */ 2807 /* FALLTHROUGH */
2737 default: 2808 default:
2738 return; 2809 return;
2739 } 2810 }
2811
2740 selection.op = SELECTION_DONE; 2812 selection.op = SELECTION_DONE;
2741 2813
2742 if (selection.clicks == 4) 2814 if (selection.clicks == 4)
2743 return; /* nothing selected, go away */ 2815 return; /* nothing selected, go away */
2744 2816
2817 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2818 return;
2819
2745 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1) + 1; 2820 size = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2746 str = (char *)rxvt_malloc (i * MB_CUR_MAX + 1); 2821 new_selection_text = (wchar_t *)rxvt_malloc ((size + 4) * sizeof (wchar_t));
2747 2822
2748 new_selection_text = (unsigned char *)str; 2823 int ofs = 0;
2824 int extra = 0;
2749 2825
2750 col = selection.beg.col; 2826 int col = selection.beg.col;
2751 MAX_IT (col, 0); 2827 int row = selection.beg.row;
2752 row = selection.beg.row + TermWin.saveLines;
2753 end_row = selection.end.row + TermWin.saveLines;
2754 2828
2829 int end_col;
2830
2755 for (; row <= end_row; row++, col = 0) 2831 for (; row <= selection.end.row; row++, col = 0)
2756 { 2832 {
2757 t = & (screen.text[row][col]); 2833#if !ENABLE_MINIMAL
2758 2834 if (selection.rect)
2759 end_col = screen.tlen[row]; 2835 {
2760 2836 col = selection.beg.col;
2761 if (end_col == -1)
2762 end_col = TermWin.ncol; 2837 end_col = selection.end.col;
2838 }
2839 else
2840#endif
2841 end_col = ROW(row).l;
2763 2842
2843 col = max (col, 0);
2844
2764 if (row == end_row) 2845 if (row == selection.end.row)
2765 MIN_IT (end_col, selection.end.col); 2846 min_it (end_col, selection.end.col);
2847
2848 t = ROW(row).t + col;
2766 2849
2767 for (; col < end_col; col++) 2850 for (; col < end_col; col++)
2851 {
2768 if (*t == NOCHAR) 2852 if (*t == NOCHAR)
2769 t++; 2853 t++;
2854#if ENABLE_COMBINING
2855 else if (IS_COMPOSE (*t))
2856 {
2857 int len = rxvt_composite.expand (*t, 0);
2858
2859 extra -= (len - 1);
2860
2861 if (extra < 0)
2862 {
2863 extra += size;
2864 size += size;
2865 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (size + 4) * sizeof (wchar_t));
2866 }
2867
2868 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2869 }
2870#endif
2770 else 2871 else
2771 { 2872 new_selection_text[ofs++] = *t++;
2772 int len = wctomb (str, *t++);
2773 if (len > 0)
2774 str += len;
2775 } 2873 }
2776 2874
2777 if (screen.tlen[row] != -1 && row != end_row) 2875#if !ENABLE_MINIMAL
2778 *str++ = '\n'; 2876 if (selection.rect)
2779 } 2877 {
2878 while (ofs
2879 && new_selection_text[ofs - 1] != C0_LF
2880 && unicode::is_space (new_selection_text[ofs - 1]))
2881 --ofs;
2780 2882
2781#ifndef NO_OLD_SELECTION 2883 new_selection_text[ofs++] = C0_LF;
2782 if (selection_style == OLD_SELECT) 2884 }
2783 if (end_col == TermWin.ncol) 2885 else
2784 *str++ = '\n';
2785#endif 2886#endif
2786#ifndef NO_NEW_SELECTION 2887 if (!ROW(row).is_longer ()
2787 if (selection_style != OLD_SELECT) 2888 && (row != selection.end.row || end_col != selection.end.col)
2788 if (end_col != selection.end.col) 2889 && (row != selection.beg.row || selection.beg.col < ncol))
2789 *str++ = '\n'; 2890 new_selection_text[ofs++] = C0_LF;
2790#endif 2891 }
2791 *str = '\0';
2792 2892
2793 i = str - (char *)new_selection_text; 2893 new_selection_text[ofs] = 0;
2894
2794 if (i == 0) 2895 if (ofs == 0)
2795 { 2896 {
2796 free (new_selection_text); 2897 free (new_selection_text);
2797 return; 2898 return;
2798 } 2899 }
2799 2900
2800 // due to MB_MAX_CUR, selection wastage is usually high, so realloc
2801 if (str - (char *)new_selection_text > 1024)
2802 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2803
2804 selection.len = i;
2805
2806 if (selection.text)
2807 free (selection.text); 2901 free (selection.text);
2808 2902
2809 selection.text = new_selection_text; 2903 // we usually allocate much more than necessary, so realloc it smaller again
2904 selection.len = ofs;
2905 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2810 2906
2811 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 2907 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2812 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 2908 return;
2813 display->set_selection_owner (this); 2909
2910 selection_grab (tm);
2911}
2912
2913bool
2914rxvt_term::selection_grab (Time tm, bool clipboard) NOTHROW
2915{
2916 Atom sel;
2917
2918 if (!clipboard)
2919 {
2920 selection_time = tm;
2921 sel = XA_PRIMARY;
2922 }
2814 else 2923 else
2815 rxvt_print_error ("can't get primary selection");
2816
2817 { 2924 {
2925 clipboard_time = tm;
2926 sel = xa[XA_CLIPBOARD];
2927 }
2928
2929 XSetSelectionOwner (dpy, sel, vt, tm);
2930 if (XGetSelectionOwner (dpy, sel) == vt)
2931 {
2932 display->set_selection_owner (this, clipboard);
2933 return true;
2934 }
2935 else
2936 {
2937 selection_clear (clipboard);
2938 return false;
2939 }
2940
2941#if 0
2818 XTextProperty ct; 2942 XTextProperty ct;
2819 char *cl = (char *)selection.text;
2820 2943
2821 if (XmbTextListToTextProperty (display->display, &cl, 1, XStringStyle, &ct) >= 0) 2944 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
2822 { 2945 {
2823 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 2946 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2824 PropModeReplace, ct.value, ct.nitems);
2825 XFree (ct.value); 2947 XFree (ct.value);
2826 } 2948 }
2827 else 2949#endif
2828 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8,
2829 PropModeReplace, selection.text, (int)selection.len);
2830 }
2831
2832 selection_time = tm;
2833 D_SELECT ((stderr, "rxvt_selection_make (): selection.len=%d", selection.len));
2834} 2950}
2835 2951
2836/* ------------------------------------------------------------------------- */ 2952/* ------------------------------------------------------------------------- */
2837/* 2953/*
2838 * Mark or select text based upon number of clicks: 1, 2, or 3 2954 * Mark or select text based upon number of clicks: 1, 2, or 3
2839 * EXT: button 1 press 2955 * EXT: button 1 press
2840 */ 2956 */
2841void 2957void
2842rxvt_term::selection_click (int clicks, int x, int y) 2958rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2843{ 2959{
2844 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2845
2846 clicks = ((clicks - 1) % 3) + 1; 2960 clicks = ((clicks - 1) % 3) + 1;
2847 selection.clicks = clicks; /* save clicks so extend will work */ 2961 selection.clicks = clicks; /* save clicks so extend will work */
2848 2962
2963 if (clicks == 2 && !selection.rect
2964 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
2965 {
2966 MEvent.clicks = 1; // what a mess
2967 selection.screen = current_screen;
2968 selection.op = SELECTION_CONT;
2969 return;
2970 }
2971
2849 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 2972 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2850 2973
2851 if (clicks == 2 || clicks == 3) 2974 if (clicks == 2 || clicks == 3)
2852 selection_extend_colrow (selection.mark.col, 2975 selection_extend_colrow (selection.mark.col,
2853 selection.mark.row + TermWin.view_start, 2976 selection.mark.row - view_start,
2854 0, /* button 3 */ 2977 0, /* button 3 */
2855 1, /* button press */ 2978 1, /* button press */
2856 0); /* click change */ 2979 0); /* click change */
2857} 2980}
2858 2981
2859/* ------------------------------------------------------------------------- */ 2982/* ------------------------------------------------------------------------- */
2860/* 2983/*
2861 * Mark a selection at the specified col/row 2984 * Mark a selection at the specified col/row
2862 */ 2985 */
2863void 2986void
2864rxvt_term::selection_start_colrow (int col, int row) 2987rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2865{ 2988{
2866 want_refresh = 1; 2989 want_refresh = 1;
2990
2991 selection.mark.row = row + view_start;
2867 selection.mark.col = col; 2992 selection.mark.col = col;
2868 selection.mark.row = row - TermWin.view_start; 2993
2869 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 2994 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2870 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 2995 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
2996
2871 MAX_IT (selection.mark.col, 0); 2997 while (selection.mark.col > 0
2872 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); 2998 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2999 --selection.mark.col;
2873 3000
2874 if (selection.op) 3001 if (selection.op)
3002 {
2875 { /* clear the old selection */ 3003 /* clear the old selection */
2876 selection.beg.row = selection.end.row = selection.mark.row; 3004 selection.beg.row = selection.end.row = selection.mark.row;
2877 selection.beg.col = selection.end.col = selection.mark.col; 3005 selection.beg.col = selection.end.col = selection.mark.col;
2878 } 3006 }
3007
2879 selection.op = SELECTION_INIT; 3008 selection.op = SELECTION_INIT;
2880 selection.screen = current_screen; 3009 selection.screen = current_screen;
2881} 3010}
2882 3011
2883/* ------------------------------------------------------------------------- */ 3012/* ------------------------------------------------------------------------- */
… …
2885 * Word select: select text for 2 clicks 3014 * Word select: select text for 2 clicks
2886 * We now only find out the boundary in one direction 3015 * We now only find out the boundary in one direction
2887 */ 3016 */
2888 3017
2889/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3018/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2890#define DELIMIT_TEXT(x) \ 3019#define DELIMIT_TEXT(x) \
2891 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) 3020 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2892#define DELIMIT_REND(x) 1 3021#define DELIMIT_REND(x) 1
2893 3022
2894void 3023void
2895rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3024rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2896{ 3025{
2897 int col, row, dirnadd, tcol, trow, w1, w2; 3026 int col, row, dirnadd, tcol, trow, w1, w2;
2898 row_col_t bound; 3027 row_col_t bound;
2899 text_t *stp; 3028 text_t *stp;
2900 rend_t *srp; 3029 rend_t *srp;
2901 3030
2902 if (dirn == UP) 3031 if (dirn == UP)
2903 { 3032 {
2904 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3033 bound.row = top_row - 1;
2905 bound.col = 0; 3034 bound.col = 0;
2906 dirnadd = -1; 3035 dirnadd = -1;
2907 } 3036 }
2908 else 3037 else
2909 { 3038 {
2910 bound.row = TermWin.saveLines + TermWin.nrow; 3039 bound.row = nrow;
2911 bound.col = TermWin.ncol - 1; 3040 bound.col = ncol - 1;
2912 dirnadd = 1; 3041 dirnadd = 1;
2913 } 3042 }
2914 row = mark->row + TermWin.saveLines; 3043
3044 row = mark->row;
2915 col = mark->col; 3045 col = max (mark->col, 0);
2916 MAX_IT (col, 0); 3046
2917 /* find the edge of a word */ 3047 /* find the edge of a word */
2918 stp = & (screen.text[row][col]); 3048 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2919 w1 = DELIMIT_TEXT (*stp); 3049 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2920 3050
2921 if (selection_style != NEW_SELECT) 3051 for (;;)
2922 { 3052 {
2923 if (w1 == 1) 3053 for (; col != bound.col; col += dirnadd)
2924 { 3054 {
2925 stp += dirnadd; 3055 stp += dirnadd;
2926 if (DELIMIT_TEXT (*stp) == 1)
2927 goto Old_Word_Selection_You_Die;
2928 col += dirnadd;
2929 }
2930 w1 = 0;
2931 }
2932 srp = (&screen.rend[row][col]);
2933 w2 = DELIMIT_REND (*srp);
2934
2935 for (;;)
2936 {
2937 for (; col != bound.col; col += dirnadd)
2938 {
2939 stp += dirnadd; 3056 srp += dirnadd;
3057
3058 if (*stp == NOCHAR)
3059 continue;
3060
2940 if (DELIMIT_TEXT (*stp) != w1) 3061 if (DELIMIT_TEXT (*stp) != w1)
2941 break; 3062 break;
2942 srp += dirnadd;
2943 if (DELIMIT_REND (*srp) != w2) 3063 if (DELIMIT_REND (*srp) != w2)
2944 break; 3064 break;
2945 } 3065 }
3066
2946 if ((col == bound.col) && (row != bound.row)) 3067 if ((col == bound.col) && (row != bound.row))
2947 { 3068 {
2948 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3069 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2949 { 3070 {
2950 trow = row + dirnadd; 3071 trow = row + dirnadd;
2951 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3072 tcol = dirn == UP ? ncol - 1 : 0;
2952 if (screen.text[trow] == NULL) 3073
3074 if (!ROW(trow).t)
2953 break; 3075 break;
2954 stp = & (screen.text[trow][tcol]); 3076
2955 srp = & (screen.rend[trow][tcol]); 3077 stp = ROW(trow).t + tcol;
3078 srp = ROW(trow).r + tcol;
3079
2956 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3080 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2957 break; 3081 break;
3082
2958 row = trow; 3083 row = trow;
2959 col = tcol; 3084 col = tcol;
2960 continue; 3085 continue;
2961 } 3086 }
2962 } 3087 }
2963 break; 3088 break;
2964 } 3089 }
2965Old_Word_Selection_You_Die:
2966 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));
2967 3090
2968 if (dirn == DN) 3091 if (dirn == DN)
2969 col++; /* put us on one past the end */ 3092 col++; /* put us on one past the end */
2970 3093
2971 /* Poke the values back in */ 3094 /* Poke the values back in */
2972 ret->row = row - TermWin.saveLines; 3095 ret->row = row;
2973 ret->col = col; 3096 ret->col = col;
2974} 3097}
2975 3098
2976/* ------------------------------------------------------------------------- */ 3099/* ------------------------------------------------------------------------- */
2977/* 3100/*
… …
2980 * flag == 0 ==> button 1 3103 * flag == 0 ==> button 1
2981 * flag == 1 ==> button 3 press 3104 * flag == 1 ==> button 3 press
2982 * flag == 2 ==> button 3 motion 3105 * flag == 2 ==> button 3 motion
2983 */ 3106 */
2984void 3107void
2985rxvt_term::selection_extend (int x, int y, int flag) 3108rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2986{ 3109{
2987 int col, row; 3110 int col = clamp (Pixel2Col (x), 0, ncol);
3111 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2988 3112
2989 col = Pixel2Col (x);
2990 row = Pixel2Row (y);
2991 MAX_IT (row, 0);
2992 MIN_IT (row, (int)TermWin.nrow - 1);
2993 MAX_IT (col, 0);
2994 MIN_IT (col, (int)TermWin.ncol);
2995
2996#ifndef NO_NEW_SELECTION
2997 /* 3113 /*
2998 * If we're selecting characters (single click) then we must check first 3114 * If we're selecting characters (single click) then we must check first
2999 * if we are at the same place as the original mark. If we are then 3115 * if we are at the same place as the original mark. If we are then
3000 * select nothing. Otherwise, if we're to the right of the mark, you have to 3116 * select nothing. Otherwise, if we're to the right of the mark, you have to
3001 * be _past_ a character for it to be selected. 3117 * be _past_ a character for it to be selected.
3002 */ 3118 */
3003 if (selection_style != OLD_SELECT)
3004 {
3005 if (((selection.clicks % 3) == 1) && !flag 3119 if (((selection.clicks % 3) == 1) && !flag
3006 && (col == selection.mark.col 3120 && (col == selection.mark.col
3007 && (row == selection.mark.row + TermWin.view_start))) 3121 && (row == selection.mark.row - view_start)))
3008 { 3122 {
3009 /* select nothing */ 3123 /* select nothing */
3010 selection.beg.row = selection.end.row = 0; 3124 selection.beg.row = selection.end.row = 0;
3011 selection.beg.col = selection.end.col = 0; 3125 selection.beg.col = selection.end.col = 0;
3012 selection.clicks = 4; 3126 selection.clicks = 4;
3013 want_refresh = 1; 3127 want_refresh = 1;
3014 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3015 return; 3128 return;
3016 }
3017 } 3129 }
3018#endif 3130
3019 if (selection.clicks == 4) 3131 if (selection.clicks == 4)
3020 selection.clicks = 1; 3132 selection.clicks = 1;
3021 3133
3022 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3134 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3023 flag == 1 ? 1 : 0, /* ? button press */ 3135 flag == 1 ? 1 : 0, /* ? button press */
… …
3027/* ------------------------------------------------------------------------- */ 3139/* ------------------------------------------------------------------------- */
3028/* 3140/*
3029 * Extend the selection to the specified col/row 3141 * Extend the selection to the specified col/row
3030 */ 3142 */
3031void 3143void
3032rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3144rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3033{ 3145{
3034 int16_t ncol = TermWin.ncol;
3035 int end_col;
3036 row_col_t pos; 3146 row_col_t pos;
3037 enum { 3147 enum {
3038 LEFT, RIGHT 3148 LEFT, RIGHT
3039 } closeto = RIGHT; 3149 } closeto = RIGHT;
3040 3150
3041 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));
3042 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));
3043
3044 want_refresh = 1; 3151 want_refresh = 1;
3152
3045 switch (selection.op) 3153 switch (selection.op)
3046 { 3154 {
3047 case SELECTION_INIT: 3155 case SELECTION_INIT:
3048 CLEAR_SELECTION (); 3156 CLEAR_SELECTION ();
3049 selection.op = SELECTION_BEGIN; 3157 selection.op = SELECTION_BEGIN;
… …
3062 selection_start_colrow (col, row); 3170 selection_start_colrow (col, row);
3063 /* FALLTHROUGH */ 3171 /* FALLTHROUGH */
3064 default: 3172 default:
3065 return; 3173 return;
3066 } 3174 }
3175
3067 if (selection.beg.col == selection.end.col 3176 if (selection.beg.col == selection.end.col
3068 && selection.beg.col != selection.mark.col 3177 && selection.beg.col != selection.mark.col
3069 && selection.beg.row == selection.end.row 3178 && selection.beg.row == selection.end.row
3070 && selection.beg.row != selection.mark.row) 3179 && selection.beg.row != selection.mark.row)
3071 { 3180 {
3072 selection.beg.col = selection.end.col = selection.mark.col; 3181 selection.beg.col = selection.end.col = selection.mark.col;
3073 selection.beg.row = selection.end.row = selection.mark.row; 3182 selection.beg.row = selection.end.row = selection.mark.row;
3074 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));
3075 } 3183 }
3076 3184
3077 pos.col = col; 3185 pos.col = col;
3078 pos.row = row; 3186 pos.row = view_start + row;
3079 3187
3080 pos.row -= TermWin.view_start; /* adjust for scroll */
3081
3082#ifndef NO_OLD_SELECTION
3083 /*
3084 * This mimics some of the selection behaviour of version 2.20 and before.
3085 * There are no ``selection modes'', button3 is always character extension.
3086 * Note: button3 drag is always available, c.f. v2.20
3087 * Selection always terminates (left or right as appropriate) at the mark.
3088 */
3089 if (selection_style == OLD_SELECT)
3090 {
3091 if (selection.clicks == 1 || button3)
3092 {
3093 if (hate_those_clicks)
3094 {
3095 hate_those_clicks = 0;
3096 if (selection.clicks == 1)
3097 {
3098 selection.beg.row = selection.mark.row;
3099 selection.beg.col = selection.mark.col;
3100 }
3101 else
3102 {
3103 selection.mark.row = selection.beg.row;
3104 selection.mark.col = selection.beg.col;
3105 }
3106 }
3107 if (ROWCOL_IS_BEFORE (pos, selection.mark))
3108 {
3109 selection.end.row = selection.mark.row;
3110 selection.end.col = selection.mark.col + 1;
3111 selection.beg.row = pos.row;
3112 selection.beg.col = pos.col;
3113 }
3114 else
3115 {
3116 selection.beg.row = selection.mark.row;
3117 selection.beg.col = selection.mark.col;
3118 selection.end.row = pos.row;
3119 selection.end.col = pos.col + 1;
3120 }
3121 }
3122 else if (selection.clicks == 2)
3123 {
3124 selection_delimit_word (UP, & (selection.mark),
3125 & (selection.beg));
3126 selection_delimit_word (DN, & (selection.mark),
3127 & (selection.end));
3128 hate_those_clicks = 1;
3129 }
3130 else if (selection.clicks == 3)
3131 {
3132 selection.beg.row = selection.end.row = selection.mark.row;
3133 selection.beg.col = 0;
3134 selection.end.col = ncol;
3135 hate_those_clicks = 1;
3136 }
3137 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));
3138 return;
3139 }
3140#endif /* ! NO_OLD_SELECTION */
3141#ifndef NO_NEW_SELECTION
3142 /* selection_style must not be OLD_SELECT to get here */
3143 /* 3188 /*
3144 * This is mainly xterm style selection with a couple of differences, mainly 3189 * This is mainly xterm style selection with a couple of differences, mainly
3145 * in the way button3 drag extension works. 3190 * in the way button3 drag extension works.
3146 * We're either doing: button1 drag; button3 press; or button3 drag 3191 * We're either doing: button1 drag; button3 press; or button3 drag
3147 * a) button1 drag : select around a midpoint/word/line - that point/word/line 3192 * a) button1 drag : select around a midpoint/word/line - that point/word/line
… …
3152 * a point/word/line which is either the start or end of the selection 3197 * a point/word/line which is either the start or end of the selection
3153 * and it was decided by whichever point/word/line was `fixed' at the 3198 * and it was decided by whichever point/word/line was `fixed' at the
3154 * time of the most recent button3 press 3199 * time of the most recent button3 press
3155 */ 3200 */
3156 if (button3 && buttonpress) 3201 if (button3 && buttonpress)
3202 {
3157 { /* button3 press */ 3203 /* button3 press */
3158 /* 3204 /*
3159 * first determine which edge of the selection we are closest to 3205 * first determine which edge of the selection we are closest to
3160 */ 3206 */
3161 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3207 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3162 || (!ROWCOL_IS_AFTER (pos, selection.end) 3208 || (!ROWCOL_IS_AFTER (pos, selection.end)
3163 && (((pos.col - selection.beg.col) 3209 && (((pos.col - selection.beg.col)
3164 + ((pos.row - selection.beg.row) * ncol)) 3210 + ((pos.row - selection.beg.row) * ncol))
3165 < ((selection.end.col - pos.col) 3211 < ((selection.end.col - pos.col)
3166 + ((selection.end.row - pos.row) * ncol))))) 3212 + ((selection.end.row - pos.row) * ncol)))))
3167 closeto = LEFT; 3213 closeto = LEFT;
3214
3168 if (closeto == LEFT) 3215 if (closeto == LEFT)
3169 { 3216 {
3170 selection.beg.row = pos.row; 3217 selection.beg.row = pos.row;
3171 selection.beg.col = pos.col; 3218 selection.beg.col = pos.col;
3172 selection.mark.row = selection.end.row; 3219 selection.mark.row = selection.end.row;
3173 selection.mark.col = selection.end.col 3220 selection.mark.col = selection.end.col - (selection.clicks == 2);
3174 - (selection.clicks == 2);
3175 } 3221 }
3176 else 3222 else
3177 { 3223 {
3178 selection.end.row = pos.row; 3224 selection.end.row = pos.row;
3179 selection.end.col = pos.col; 3225 selection.end.col = pos.col;
3180 selection.mark.row = selection.beg.row; 3226 selection.mark.row = selection.beg.row;
3181 selection.mark.col = selection.beg.col; 3227 selection.mark.col = selection.beg.col;
3182 } 3228 }
3183 } 3229 }
3184 else 3230 else
3231 {
3185 { /* button1 drag or button3 drag */ 3232 /* button1 drag or button3 drag */
3186 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3233 if (ROWCOL_IS_AFTER (selection.mark, pos))
3187 { 3234 {
3188 if ((selection.mark.row == selection.end.row) 3235 if (selection.mark.row == selection.end.row
3189 && (selection.mark.col == selection.end.col) 3236 && selection.mark.col == selection.end.col
3237 && clickchange
3190 && clickchange && selection.clicks == 2) 3238 && selection.clicks == 2)
3191 selection.mark.col--; 3239 selection.mark.col--;
3240
3192 selection.beg.row = pos.row; 3241 selection.beg.row = pos.row;
3193 selection.beg.col = pos.col; 3242 selection.beg.col = pos.col;
3194 selection.end.row = selection.mark.row; 3243 selection.end.row = selection.mark.row;
3195 selection.end.col = selection.mark.col 3244 selection.end.col = selection.mark.col + (selection.clicks == 2);
3196 + (selection.clicks == 2);
3197 } 3245 }
3198 else 3246 else
3199 { 3247 {
3200 selection.beg.row = selection.mark.row; 3248 selection.beg.row = selection.mark.row;
3201 selection.beg.col = selection.mark.col; 3249 selection.beg.col = selection.mark.col;
… …
3204 } 3252 }
3205 } 3253 }
3206 3254
3207 if (selection.clicks == 1) 3255 if (selection.clicks == 1)
3208 { 3256 {
3209 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3257 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3210 if (end_col != -1 && selection.beg.col > end_col) 3258 && !ROW(selection.beg.row).is_longer ()
3259#if !ENABLE_MINIMAL
3260 && !selection.rect
3261#endif
3211 { 3262 )
3212#if 1
3213 selection.beg.col = ncol; 3263 selection.beg.col = ncol;
3214#else
3215 if (selection.beg.row != selection.end.row)
3216 selection.beg.col = ncol;
3217 else
3218 selection.beg.col = selection.mark.col;
3219#endif
3220 3264
3265 if (
3266 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3267 && !ROW(selection.end.row).is_longer ()
3268#if !ENABLE_MINIMAL
3269 && !selection.rect
3270#endif
3221 } 3271 )
3222 end_col = screen.tlen[selection.end.row + TermWin.saveLines];
3223 if (end_col != -1 && selection.end.col > end_col)
3224 selection.end.col = ncol; 3272 selection.end.col = ncol;
3225
3226 } 3273 }
3227 else if (selection.clicks == 2) 3274 else if (selection.clicks == 2)
3228 { 3275 {
3229 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3276 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3230 selection.end.col--; 3277 selection.end.col--;
3278
3231 selection_delimit_word (UP, & (selection.beg), 3279 selection_delimit_word (UP, &selection.beg, &selection.beg);
3232 & (selection.beg));
3233 selection_delimit_word (DN, & (selection.end), 3280 selection_delimit_word (DN, &selection.end, &selection.end);
3234 & (selection.end));
3235 } 3281 }
3236 else if (selection.clicks == 3) 3282 else if (selection.clicks == 3)
3237 { 3283 {
3238#ifndef NO_FRILLS 3284#if ENABLE_FRILLS
3239 if ((Options & Opt_tripleclickwords)) 3285 if (option (Opt_tripleclickwords))
3240 { 3286 {
3241 int end_row;
3242
3243 selection_delimit_word (UP, & (selection.beg), 3287 selection_delimit_word (UP, &selection.beg, &selection.beg);
3244 & (selection.beg)); 3288
3245 end_row = screen.tlen[selection.mark.row
3246 + TermWin.saveLines];
3247 for (end_row = selection.mark.row; end_row < TermWin.nrow; 3289 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3248 end_row++)
3249 { 3290 {
3250 end_col = screen.tlen[end_row + TermWin.saveLines]; 3291 if (!ROW(end_row).is_longer ())
3251 if (end_col != -1)
3252 { 3292 {
3253 selection.end.row = end_row; 3293 selection.end.row = end_row;
3254 selection.end.col = end_col; 3294 selection.end.col = ROW(end_row).l;
3295# if !ENABLE_MINIMAL
3255 selection_remove_trailing_spaces (); 3296 selection_remove_trailing_spaces ();
3297# endif
3256 break; 3298 break;
3257 } 3299 }
3258 } 3300 }
3259 } 3301 }
3260 else 3302 else
3261#endif 3303#endif
3262
3263 { 3304 {
3264 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3305 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3265 selection.mark.col++; 3306 selection.mark.col++;
3307
3266 selection.beg.col = 0; 3308 selection.beg.col = 0;
3267 selection.end.col = ncol; 3309 selection.end.col = ncol;
3310
3311 // select a complete logical line
3312 while (selection.beg.row > -saveLines
3313 && ROW(selection.beg.row - 1).is_longer ())
3314 selection.beg.row--;
3315
3316 while (selection.end.row < nrow
3317 && ROW(selection.end.row).is_longer ())
3318 selection.end.row++;
3268 } 3319 }
3269 } 3320 }
3321
3270 if (button3 && buttonpress) 3322 if (button3 && buttonpress)
3323 {
3271 { /* mark may need to be changed */ 3324 /* mark may need to be changed */
3272 if (closeto == LEFT) 3325 if (closeto == LEFT)
3273 { 3326 {
3274 selection.mark.row = selection.end.row; 3327 selection.mark.row = selection.end.row;
3275 selection.mark.col = selection.end.col 3328 selection.mark.col = selection.end.col - (selection.clicks == 2);
3276 - (selection.clicks == 2);
3277 } 3329 }
3278 else 3330 else
3279 { 3331 {
3280 selection.mark.row = selection.beg.row; 3332 selection.mark.row = selection.beg.row;
3281 selection.mark.col = selection.beg.col; 3333 selection.mark.col = selection.beg.col;
3282 } 3334 }
3283 } 3335 }
3284 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));
3285#endif /* ! NO_NEW_SELECTION */
3286}
3287 3336
3288#ifndef NO_FRILLS 3337#if !ENABLE_MINIMAL
3338 if (selection.rect && selection.beg.col > selection.end.col)
3339 ::swap (selection.beg.col, selection.end.col);
3340#endif
3341}
3342
3343#if !ENABLE_MINIMAL
3289void 3344void
3290rxvt_term::selection_remove_trailing_spaces () 3345rxvt_term::selection_remove_trailing_spaces () NOTHROW
3291{ 3346{
3292 int32_t end_col, end_row; 3347 int32_t end_col, end_row;
3293 text_t *stp; 3348 text_t *stp;
3294 3349
3295 end_col = selection.end.col; 3350 end_col = selection.end.col;
3296 end_row = selection.end.row; 3351 end_row = selection.end.row;
3352
3297 for ( ; end_row >= selection.beg.row; ) 3353 for (; end_row >= selection.beg.row; )
3298 { 3354 {
3299 stp = screen.text[end_row + TermWin.saveLines]; 3355 stp = ROW(end_row).t;
3356
3300 while (--end_col >= 0) 3357 while (--end_col >= 0)
3301 { 3358 {
3302 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3359 if (stp[end_col] != NOCHAR
3360 && !unicode::is_space (stp[end_col]))
3303 break; 3361 break;
3304 } 3362 }
3363
3305 if (end_col >= 0 3364 if (end_col >= 0
3306 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3365 || !ROW(end_row - 1).is_longer ())
3307 { 3366 {
3308 selection.end.col = end_col + 1; 3367 selection.end.col = end_col + 1;
3309 selection.end.row = end_row; 3368 selection.end.row = end_row;
3310 break; 3369 break;
3311 } 3370 }
3371
3312 end_row--; 3372 end_row--;
3313 end_col = TermWin.ncol; 3373 end_col = ncol;
3314 } 3374 }
3375
3315 if (selection.mark.row > selection.end.row) 3376 if (selection.mark.row > selection.end.row)
3316 { 3377 {
3317 selection.mark.row = selection.end.row; 3378 selection.mark.row = selection.end.row;
3318 selection.mark.col = selection.end.col; 3379 selection.mark.col = selection.end.col;
3319 } 3380 }
… …
3327/* 3388/*
3328 * Double click on button 3 when already selected 3389 * Double click on button 3 when already selected
3329 * EXT: button 3 double click 3390 * EXT: button 3 double click
3330 */ 3391 */
3331void 3392void
3332rxvt_term::selection_rotate (int x, int y) 3393rxvt_term::selection_rotate (int x, int y) NOTHROW
3333{ 3394{
3334 selection.clicks = selection.clicks % 3 + 1; 3395 selection.clicks = selection.clicks % 3 + 1;
3335 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3396 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3336} 3397}
3337 3398
3338/* ------------------------------------------------------------------------- */ 3399/* ------------------------------------------------------------------------- */
3339/* 3400/*
3340 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3341 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3342 * the X11 protocol.
3343 */
3344typedef CARD32 Atom32;
3345
3346/* ------------------------------------------------------------------------- */
3347/*
3348 * Respond to a request for our current selection 3401 * Respond to a request for our current selection
3349 * EXT: SelectionRequest 3402 * EXT: SelectionRequest
3350 */ 3403 */
3351void 3404void
3352rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3405rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3353{ 3406{
3407 Atom property = rq.property == None ? rq.target : rq.property;
3354 XSelectionEvent ev; 3408 XSelectionEvent ev;
3355 XTextProperty ct;
3356 XICCEncodingStyle style;
3357 Atom target;
3358 3409
3359 ev.type = SelectionNotify; 3410 ev.type = SelectionNotify;
3360 ev.property = None; 3411 ev.property = None;
3361 ev.display = rq.display; 3412 ev.display = rq.display;
3362 ev.requestor = rq.requestor; 3413 ev.requestor = rq.requestor;
… …
3364 ev.target = rq.target; 3415 ev.target = rq.target;
3365 ev.time = rq.time; 3416 ev.time = rq.time;
3366 3417
3367 if (rq.target == xa[XA_TARGETS]) 3418 if (rq.target == xa[XA_TARGETS])
3368 { 3419 {
3369 Atom32 target_list[5]; 3420 Atom target_list[6];
3370 Atom32 *target = target_list; 3421 Atom *target = target_list;
3371 3422
3372 *target++ = (Atom32) xa[XA_TARGETS]; 3423 *target++ = xa[XA_TARGETS];
3424 *target++ = xa[XA_TIMESTAMP];
3373 *target++ = (Atom32) XA_STRING; 3425 *target++ = XA_STRING;
3374 *target++ = (Atom32) xa[XA_TEXT]; 3426 *target++ = xa[XA_TEXT];
3375 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3427 *target++ = xa[XA_COMPOUND_TEXT];
3376#if X_HAVE_UTF8_STRING 3428#if X_HAVE_UTF8_STRING
3377 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3429 *target++ = xa[XA_UTF8_STRING];
3378#endif 3430#endif
3431
3379 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3432 XChangeProperty (dpy, rq.requestor, property, XA_ATOM,
3380 (8 * sizeof (target_list[0])), PropModeReplace, 3433 32, PropModeReplace,
3381 (unsigned char *)target_list, 3434 (unsigned char *)target_list, target - target_list);
3382 target - target_list);
3383 ev.property = rq.property; 3435 ev.property = property;
3384 } 3436 }
3437#if TODO // TODO
3385 else if (rq.target == xa[XA_MULTIPLE]) 3438 else if (rq.target == xa[XA_MULTIPLE])
3386 { 3439 {
3387 /* TODO: Handle MULTIPLE */ 3440 /* TODO: Handle MULTIPLE */
3388 } 3441 }
3442#endif
3389 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3443 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == XA_PRIMARY && selection.text)
3390 { 3444 {
3391 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3445 XChangeProperty (dpy, rq.requestor, property, rq.target,
3392 (8 * sizeof (Time)), PropModeReplace,
3393 (unsigned char *)&selection_time, 1); 3446 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3394 ev.property = rq.property; 3447 ev.property = property;
3448 }
3449 else if (rq.target == xa[XA_TIMESTAMP] && rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3450 {
3451 XChangeProperty (dpy, rq.requestor, property, rq.target,
3452 32, PropModeReplace, (unsigned char *)&clipboard_time, 1);
3453 ev.property = property;
3395 } 3454 }
3396 else if (rq.target == XA_STRING 3455 else if (rq.target == XA_STRING
3397 || rq.target == xa[XA_TEXT] 3456 || rq.target == xa[XA_TEXT]
3398 || rq.target == xa[XA_COMPOUND_TEXT] 3457 || rq.target == xa[XA_COMPOUND_TEXT]
3399 || rq.target == xa[XA_UTF8_STRING] 3458 || rq.target == xa[XA_UTF8_STRING]
3400 ) 3459 )
3401 { 3460 {
3461 XTextProperty ct;
3462 Atom target = rq.target;
3402 short freect = 0; 3463 short freect = 0;
3403 int selectlen; 3464 int selectlen;
3404 char *cl; 3465 wchar_t *cl;
3405 3466 enum {
3406 target = rq.target; 3467 enc_string = XStringStyle,
3468 enc_text = XStdICCTextStyle,
3469 enc_compound_text = XCompoundTextStyle,
3470#ifdef X_HAVE_UTF8_STRING
3471 enc_utf8 = XUTF8StringStyle,
3472#else
3473 enc_utf8 = -1,
3474#endif
3475 } style;
3407 3476
3408 if (target == XA_STRING) 3477 if (target == XA_STRING)
3409 // we actually don't do XA_STRING, but who cares, as i18n clients 3478 // we actually don't do XA_STRING, but who cares, as i18n clients
3410 // will ask for another format anyways. 3479 // will ask for another format anyways.
3411 style = XStringStyle; 3480 style = enc_string;
3412 else if (target == xa[XA_TEXT]) 3481 else if (target == xa[XA_TEXT])
3413 style = XTextStyle; 3482 style = enc_text;
3414 else if (target == xa[XA_COMPOUND_TEXT]) 3483 else if (target == xa[XA_COMPOUND_TEXT])
3415 style = XCompoundTextStyle; 3484 style = enc_compound_text;
3416#if X_HAVE_UTF8_STRING 3485#if !ENABLE_MINIMAL
3417 else if (target == xa[XA_UTF8_STRING]) 3486 else if (target == xa[XA_UTF8_STRING])
3418 style = XUTF8StringStyle; 3487 style = enc_utf8;
3419#endif 3488#endif
3420 else 3489 else
3421 { 3490 {
3422 target = xa[XA_COMPOUND_TEXT]; 3491 target = xa[XA_COMPOUND_TEXT];
3423 style = XCompoundTextStyle; 3492 style = enc_compound_text;
3424 }
3425
3426 if (selection.text)
3427 { 3493 }
3494
3495 if (rq.selection == XA_PRIMARY && selection.text)
3496 {
3428 cl = (char *)selection.text; 3497 cl = selection.text;
3429 selectlen = selection.len; 3498 selectlen = selection.len;
3430 } 3499 }
3500 else if (rq.selection == xa[XA_CLIPBOARD] && selection.clip_text)
3501 {
3502 cl = selection.clip_text;
3503 selectlen = selection.clip_len;
3504 }
3431 else 3505 else
3432 { 3506 {
3433 cl = ""; 3507 cl = L"";
3434 selectlen = 0; 3508 selectlen = 0;
3435 } 3509 }
3436 3510
3511#if !ENABLE_MINIMAL
3512 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3513 // so recode it manually
3514 if (style == enc_utf8)
3515 {
3516 freect = 1;
3517 ct.encoding = target;
3518 ct.format = 8;
3519 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3520 ct.nitems = strlen ((char *)ct.value);
3521 }
3522 else
3523#endif
3437 if (XmbTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3524 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3438 freect = 1; 3525 freect = 1;
3439 else 3526 else
3440 { 3527 {
3441 /* if we failed to convert then send it raw */ 3528 /* if we failed to convert then send it raw */
3442 ct.value = (unsigned char *)cl; 3529 ct.value = (unsigned char *)cl;
3443 ct.nitems = selectlen; 3530 ct.nitems = selectlen;
3531 ct.encoding = target;
3444 } 3532 }
3445 3533
3446 XChangeProperty (display->display, rq.requestor, rq.property, 3534 XChangeProperty (dpy, rq.requestor, property,
3447 target, 8, PropModeReplace, 3535 ct.encoding, 8, PropModeReplace,
3448 ct.value, (int)ct.nitems); 3536 ct.value, (int)ct.nitems);
3449 ev.property = rq.property; 3537 ev.property = property;
3450 3538
3451 if (freect) 3539 if (freect)
3452 XFree (ct.value); 3540 XFree (ct.value);
3453 } 3541 }
3542
3454 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3543 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3455}
3456
3457/* ------------------------------------------------------------------------- *
3458 * MOUSE ROUTINES *
3459 * ------------------------------------------------------------------------- */
3460
3461/*
3462 * return col/row values corresponding to x/y pixel values
3463 */
3464void
3465rxvt_term::pixel_position (int *x, int *y)
3466{
3467 *x = Pixel2Col (*x);
3468 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */
3469 *y = Pixel2Row (*y);
3470 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */
3471} 3544}
3472 3545
3473/* ------------------------------------------------------------------------- */ 3546/* ------------------------------------------------------------------------- */
3474#ifdef USE_XIM 3547#ifdef USE_XIM
3475void 3548void
3476rxvt_term::im_set_position (XPoint *pos) 3549rxvt_term::im_set_position (XPoint &pos) NOTHROW
3477{ 3550{
3478 XWindowAttributes xwa; 3551 XWindowAttributes xwa;
3479 3552
3480 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3553 XGetWindowAttributes (dpy, vt, &xwa);
3554
3481 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3555 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3482 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3556 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3483} 3557}
3484
3485#endif 3558#endif
3486/* ------------------------------------------------------------------------- */ 3559
3487 3560#if ENABLE_OVERLAY
3561void
3562rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3563{
3564 if (nrow < 1 || ncol < 1)
3565 return;
3566
3567 want_refresh = 1;
3568
3569 scr_overlay_off ();
3570
3571 if (x < 0) x = ncol - w;
3572 if (y < 0) y = nrow - h;
3573
3574 // make space for border
3575 w += 2; min_it (w, ncol);
3576 h += 2; min_it (h, nrow);
3577
3578 x -= 1; clamp_it (x, 0, ncol - w);
3579 y -= 1; clamp_it (y, 0, nrow - h);
3580
3581 ov.x = x; ov.y = y;
3582 ov.w = w; ov.h = h;
3583
3584 ov.text = new text_t *[h];
3585 ov.rend = new rend_t *[h];
3586
3587 for (y = 0; y < h; y++)
3588 {
3589 text_t *tp = ov.text[y] = new text_t[w];
3590 rend_t *rp = ov.rend[y] = new rend_t[w];
3591
3592 text_t t0, t1, t2;
3593 rend_t r = OVERLAY_RSTYLE;
3594
3595 if (y == 0)
3596 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3597 else if (y < h - 1)
3598 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3599 else
3600 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3601
3602 *tp++ = t0;
3603 *rp++ = r;
3604
3605 for (x = w - 2; x > 0; --x)
3606 {
3607 *tp++ = t1;
3608 *rp++ = r;
3609 }
3610
3611 *tp = t2;
3612 *rp = r;
3613 }
3614}
3615
3616void
3617rxvt_term::scr_overlay_off () NOTHROW
3618{
3619 if (!ov.text)
3620 return;
3621
3622 want_refresh = 1;
3623
3624 for (int y = 0; y < ov.h; y++)
3625 {
3626 delete [] ov.text[y];
3627 delete [] ov.rend[y];
3628 }
3629
3630 delete [] ov.text; ov.text = 0;
3631 delete [] ov.rend; ov.rend = 0;
3632}
3633
3634void
3635rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3636{
3637 if (!ov.text || x >= ov.w - 2 || y >= ov.h - 2)
3638 return;
3639
3640 x++, y++;
3641
3642 ov.text[y][x] = text;
3643 ov.rend[y][x] = rend;
3644}
3645
3646void
3647rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3648{
3649 while (*s)
3650 scr_overlay_set (x++, y, *s++);
3651}
3652
3653void
3654rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3655{
3656 while (*s)
3657 {
3658 text_t t = *s++;
3659 int width = WCWIDTH (t);
3660
3661 while (width--)
3662 {
3663 scr_overlay_set (x++, y, t);
3664 t = NOCHAR;
3665 }
3666 }
3667}
3668
3669void
3670rxvt_term::scr_swap_overlay () NOTHROW
3671{
3672 if (!ov.text)
3673 return;
3674
3675 // hide cursor if it is within the overlay area
3676 if (IN_RANGE_EXC (screen.cur.col - ov.x, 0, ov.w)
3677 && IN_RANGE_EXC (screen.cur.row - ov.y, 0, ov.h))
3678 screen.flags &= ~Screen_VisibleCursor;
3679
3680 // swap screen mem with overlay
3681 for (int y = ov.h; y--; )
3682 {
3683 text_t *t1 = ov.text[y];
3684 rend_t *r1 = ov.rend[y];
3685
3686 text_t *t2 = ROW(y + ov.y + view_start).t + ov.x;
3687 rend_t *r2 = ROW(y + ov.y + view_start).r + ov.x;
3688
3689 for (int x = ov.w; x--; )
3690 {
3691 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3692 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3693 }
3694 }
3695}
3696
3697#endif
3488/* ------------------------------------------------------------------------- * 3698/* ------------------------------------------------------------------------- */
3489 * DEBUG ROUTINES *
3490 * ------------------------------------------------------------------------- */
3491#if 0
3492void
3493rxvt_debug_colors (void)
3494{
3495 int color;
3496 const char *name[] =
3497 {
3498 "fg", "bg",
3499 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3500 };
3501 3699
3502 fprintf (stderr, "Color ( ");
3503 if (rstyle & RS_RVid)
3504 fprintf (stderr, "rvid ");
3505 if (rstyle & RS_Bold)
3506 fprintf (stderr, "bold ");
3507 if (rstyle & RS_Blink)
3508 fprintf (stderr, "blink ");
3509 if (rstyle & RS_Uline)
3510 fprintf (stderr, "uline ");
3511 fprintf (stderr, "): ");
3512
3513 color = GET_FGCOLOR (rstyle);
3514#ifndef NO_BRIGHTCOLOR
3515 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3516 {
3517 color -= (minBrightCOLOR - minCOLOR);
3518 fprintf (stderr, "bright ");
3519 }
3520#endif
3521 fprintf (stderr, "%s on ", name[color]);
3522
3523 color = GET_BGCOLOR (rstyle);
3524#ifndef NO_BRIGHTCOLOR
3525 if (color >= minBrightCOLOR && color <= maxBrightCOLOR)
3526 {
3527 color -= (minBrightCOLOR - minCOLOR);
3528 fprintf (stderr, "bright ");
3529 }
3530#endif
3531 fprintf (stderr, "%s\n", name[color]);
3532}
3533#endif

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