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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 1.246 by root, Sat Jan 21 14:25:05 2006 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*--------------------------------*-C-*--------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2004 Marc Lehmann <pcg@goof.com> 6 * Copyright (c) 2003-2006 Marc Lehmann <pcg@goof.com>
7 * 7 *
8 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
9 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
10 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
11 * (at your option) any later version. 11 * (at your option) any later version.
… …
23/* 23/*
24 * This file handles _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
25 */ 25 */
26 26
27#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
28#define INTERN_SCREEN
29#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
30#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
31 30
32#include <X11/Xmd.h> /* get the typedef for CARD32 */ 31#include <X11/Xmd.h> /* get the typedef for CARD32 */
33 32
34#include <stdint.h> 33#include <inttypes.h>
35#include <wchar.h>
36 34
37#include "salloc.C" // HACK, should be a seperate compile! 35#include "salloc.C" // HACK, should be a seperate compile!
38 36
39inline void fill_text (text_t *start, text_t value, int len) 37inline void fill_text (text_t *start, text_t value, int len)
40{ 38{
41 while (len--) 39 while (len--)
42 *start++ = value; 40 *start++ = value;
43} 41}
44 42
45/* ------------------------------------------------------------------------- */ 43/* ------------------------------------------------------------------------- */
46#define PROP_SIZE 16384 44#define PROP_SIZE 256*1024
45#define PASTE_SIZE 32768
47#define TABSIZE 8 /* default tab size */ 46#define TABSIZE 8 /* default tab size */
48 47
49/* ------------------------------------------------------------------------- * 48/* ------------------------------------------------------------------------- *
50 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 49 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
51 * ------------------------------------------------------------------------- */ 50 * ------------------------------------------------------------------------- */
52#define ZERO_SCROLLBACK() \ 51#define ZERO_SCROLLBACK() \
53 if ((Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 52 if (OPTION (Opt_scrollTtyOutput)) \
54 TermWin.view_start = 0 53 view_start = 0
55#define CLEAR_SELECTION() \ 54#define CLEAR_SELECTION() \
56 selection.beg.row = selection.beg.col \ 55 selection.beg.row = selection.beg.col \
57 = selection.end.row = selection.end.col = 0 56 = selection.end.row = selection.end.col = 0
58#define CLEAR_ALL_SELECTION() \ 57#define CLEAR_ALL_SELECTION() \
59 selection.beg.row = selection.beg.col \ 58 selection.beg.row = selection.beg.col \
60 = selection.mark.row = selection.mark.col \ 59 = selection.mark.row = selection.mark.col \
61 = selection.end.row = selection.end.col = 0 60 = selection.end.row = selection.end.col = 0
62 61
63#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 62#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
64 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 63 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
65#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 64#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
66 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 65 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
67#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) > (D))) 67 (((A) == (C)) && ((B) > (D)))
69#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
70 (((A) == (C)) && ((B) >= (D))) 69 (((A) == (C)) && ((B) >= (D)))
71#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) < (D))) 71 (((A) == (C)) && ((B) < (D)))
73#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 72#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
74 (((A) == (C)) && ((B) <= (D))) 73 (((A) == (C)) && ((B) <= (D)))
75 74
76/* these must be row_col_t */ 75/* these must be row_col_t */
77#define ROWCOL_IS_AFTER(X, Y) \ 76#define ROWCOL_IS_AFTER(X, Y) \
78 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IS_BEFORE(X, Y) \ 78#define ROWCOL_IS_BEFORE(X, Y) \
80 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_AFTER(X, Y) \ 80#define ROWCOL_IN_ROW_AFTER(X, Y) \
82 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 82#define ROWCOL_IN_ROW_BEFORE(X, Y) \
84 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
87#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 86#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
88 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col) 87 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
89 88
90/* 89/*
91 * CLEAR_ROWS : clear <num> rows starting from row <row> 90 * CLEAR_ROWS : clear <num> rows starting from row <row>
92 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 91 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
93 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour 92 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
94 */ 93 */
95#define drawBuffer TermWin.vt 94#define drawBuffer vt
96 95
97#define CLEAR_ROWS(row, num) \ 96#define CLEAR_ROWS(row, num) \
98 if (TermWin.mapped) \ 97 if (mapped) \
99 XClearArea (display->display, drawBuffer, TermWin.int_bwidth, \ 98 XClearArea (display->display, drawBuffer, 0, \
100 Row2Pixel (row), (unsigned int)TermWin.width, \ 99 Row2Pixel (row), (unsigned int)width, \
101 (unsigned int)Height2Pixel (num), False) 100 (unsigned int)Height2Pixel (num), False)
102 101
103#define CLEAR_CHARS(x, y, num) \ 102#define CLEAR_CHARS(x, y, num) \
104 if (TermWin.mapped) \ 103 if (mapped) \
105 XClearArea (display->display, drawBuffer, x, y, \ 104 XClearArea (display->display, drawBuffer, x, y, \
106 (unsigned int)Width2Pixel (num), \ 105 (unsigned int)Width2Pixel (num), \
107 (unsigned int)Height2Pixel (1), False) 106 (unsigned int)Height2Pixel (1), False)
108 107
109#define ERASE_ROWS(row, num) \ 108#define ERASE_ROWS(row, num) \
110 XFillRectangle (display->display, drawBuffer, TermWin.gc, \ 109 XFillRectangle (display->display, drawBuffer, gc, \
111 TermWin.int_bwidth, Row2Pixel (row), \ 110 0, Row2Pixel (row), \
112 (unsigned int)TermWin.width, \ 111 (unsigned int)width, \
113 (unsigned int)Height2Pixel (num)) 112 (unsigned int)Height2Pixel (num))
114 113
115/* ------------------------------------------------------------------------- * 114/* ------------------------------------------------------------------------- *
116 * SCREEN `COMMON' ROUTINES * 115 * SCREEN `COMMON' ROUTINES *
117 * ------------------------------------------------------------------------- */ 116 * ------------------------------------------------------------------------- */
117
118/* Fill part/all of a line with blanks. */ 118/* Fill part/all of a line with blanks. */
119void 119void
120rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 120rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
121{ 121{
122 if (!l.t)
123 {
124 lalloc (l);
125 col = 0;
126 width = ncol;
127 }
128
129 l.touch ();
130
122 efs &= ~RS_baseattrMask; 131 efs &= ~RS_baseattrMask;
123 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 132 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
133
134 text_t *et = l.t + col;
135 rend_t *er = l.r + col;
124 136
125 while (width--) 137 while (width--)
126 { 138 {
127 *et++ = ' '; 139 *et++ = ' ';
128 *er++ = efs; 140 *er++ = efs;
… …
130} 142}
131 143
132/* ------------------------------------------------------------------------- */ 144/* ------------------------------------------------------------------------- */
133/* Fill a full line with blanks - make sure it is allocated first */ 145/* Fill a full line with blanks - make sure it is allocated first */
134void 146void
135rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 147rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
136{ 148{
137#ifdef DEBUG_STRICT 149 scr_blank_line (l, 0, ncol, efs);
138 assert ((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
139#endif
140 if (tp[row] == NULL)
141 {
142 tp[row] = (text_t *)talloc->alloc ();
143 rp[row] = (rend_t *)ralloc->alloc ();
144 }
145 150
146 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 151 l.l = 0;
152 l.f = 0;
147} 153}
148 154
149/* ------------------------------------------------------------------------- * 155/* ------------------------------------------------------------------------- *
150 * SCREEN INITIALISATION * 156 * SCREEN INITIALISATION *
151 * ------------------------------------------------------------------------- */ 157 * ------------------------------------------------------------------------- */
158
152void 159void
153rxvt_term::scr_reset () 160rxvt_term::scr_reset ()
154{ 161{
155 unsigned int ncol, nrow, total_rows, prev_total_rows; 162#if ENABLE_OVERLAY
156 unsigned int p, q; 163 scr_overlay_off ();
157 int k; 164#endif
158 rend_t setrstyle;
159 165
160 D_SCREEN ((stderr, "rxvt_scr_reset ()"));
161
162 TermWin.view_start = 0; 166 view_start = 0;
163 num_scr = 0; 167 num_scr = 0;
164 168
165 if (TermWin.ncol == 0) 169 if (ncol == 0)
166 TermWin.ncol = 80; 170 ncol = 80;
167 171
168 if (TermWin.nrow == 0) 172 if (nrow == 0)
169 TermWin.nrow = 24; 173 nrow = 24;
170
171 ncol = TermWin.ncol;
172 nrow = TermWin.nrow;
173 174
174 if (ncol == prev_ncol && nrow == prev_nrow) 175 if (ncol == prev_ncol && nrow == prev_nrow)
175 return; 176 return;
176 177
178 // we need at least two lines for wrapping to work correctly
179 if (nrow + saveLines < 2)
180 {
181 //TODO//FIXME
182 saveLines++;
183 prev_nrow--;
184 top_row--;
185 }
186
177 want_refresh = 1; 187 want_refresh = 1;
178 188
189 int prev_total_rows = prev_nrow + saveLines;
179 total_rows = nrow + TermWin.saveLines; 190 total_rows = nrow + saveLines;
180 prev_total_rows = prev_nrow + TermWin.saveLines;
181 191
182 screen.tscroll = 0; 192 screen.tscroll = 0;
183 screen.bscroll = nrow - 1; 193 screen.bscroll = nrow - 1;
184 194
185 if (!talloc) 195 if (!row_buf)
186 { 196 {
197 /*
198 * first time called so just malloc everything: don't rely on realloc
199 */
200 top_row = 0; /* no saved lines */
201 term_start = 0;
202
187 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 203 talloc = new rxvt_salloc (ncol * sizeof (text_t));
188 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 204 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
189 }
190 205
191 if (prev_nrow == 0) 206 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
192 { 207 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
193 /* 208 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
194 * first time called so just malloc everything : don't rely on realloc
195 * Note: this is still needed so that all the scrollback lines are NULL
196 */
197 screen.text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
198 buf_text = (text_t **)rxvt_calloc (total_rows, sizeof (text_t *));
199 drawn_text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
200 swap.text = (text_t **)rxvt_calloc (nrow, sizeof (text_t *));
201 209
202 screen.tlen = (int16_t *)rxvt_calloc (total_rows, sizeof (int16_t)); 210 for (int row = nrow; row--; )
203 swap.tlen = (int16_t *)rxvt_calloc (nrow, sizeof (int16_t));
204
205 screen.rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
206 buf_rend = (rend_t **)rxvt_calloc (total_rows, sizeof (rend_t *));
207 drawn_rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
208 swap.rend = (rend_t **)rxvt_calloc (nrow, sizeof (rend_t *));
209
210 for (p = 0; p < nrow; p++)
211 {
212 q = p + TermWin.saveLines;
213 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
214 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
215 screen.tlen[q] = swap.tlen[p] = 0;
216 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
217 } 211 {
212 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
213 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
214 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
215 }
218 216
219 MEMSET (charsets, 'B', sizeof (charsets)); 217 memset (charsets, 'B', sizeof (charsets));
220 TermWin.nscrolled = 0; /* no saved lines */
221 rstyle = DEFAULT_RSTYLE; 218 rstyle = DEFAULT_RSTYLE;
222 screen.flags = Screen_DefaultFlags; 219 screen.flags = Screen_DefaultFlags;
223 screen.cur.row = screen.cur.col = 0; 220 screen.cur.row = screen.cur.col = 0;
224 screen.charset = 0; 221 screen.charset = 0;
225 current_screen = PRIMARY; 222 current_screen = PRIMARY;
… …
237 selection.text = NULL; 234 selection.text = NULL;
238 selection.len = 0; 235 selection.len = 0;
239 selection.op = SELECTION_CLEAR; 236 selection.op = SELECTION_CLEAR;
240 selection.screen = PRIMARY; 237 selection.screen = PRIMARY;
241 selection.clicks = 0; 238 selection.clicks = 0;
242 CLEAR_ALL_SELECTION (); 239 rvideo_state = rvideo_mode = false;
243 rvideo = 0;
244 } 240 }
245 else 241 else
246 { 242 {
247 /* 243 /*
248 * add or delete rows as appropriate 244 * add or delete rows as appropriate
249 */ 245 */
250 setrstyle = DEFAULT_RSTYLE;
251 246
247 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
248 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
249
250#if 0
252 if (nrow < prev_nrow) 251 if (nrow < prev_nrow)
253 { 252 {
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++) 253 for (int row = nrow; row < prev_nrow; row++)
259 { 254 {
260 q = p + TermWin.saveLines; 255 lfree (swap_buf [row]);
261 if (screen.text[q]) 256 lfree (drawn_buf[row]);
257 }
258 }
259#endif
260
261 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
262 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
263
264 for (int row = min (nrow, prev_nrow); row--; )
265 {
266 lresize (drawn_buf[row]);
267 lresize (swap_buf [row]);
268 }
269
270 for (int row = prev_nrow; row < nrow; row++)
271 {
272 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
273 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
274 }
275
276 line_t *old_buf = row_buf;
277 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
278
279 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
280 int pend = MOD (term_start + top_row , prev_total_rows);
281 int q = total_rows; // rewrapped row
282
283 if (top_row)
284 {
285 // re-wrap lines, this is rather ugly, possibly because I am too dumb
286 // to come up with a lean and mean algorithm.
287
288 row_col_t ocur = screen.cur;
289 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
290
291 do
292 {
293 p = MOD (p - 1, prev_total_rows);
294#ifdef DEBUG_STRICT
295 assert (old_buf [MOD (p, prev_total_rows)].t);
296#endif
297 int plines = 1;
298 int llen = old_buf [MOD (p, prev_total_rows)].l;
299
300 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
262 { 301 {
263#ifdef DEBUG_STRICT 302 p = MOD (p - 1, prev_total_rows);
264 assert (screen.rend[q]); 303
265#endif 304 plines++;
266 talloc->free (screen.text[q]); 305 llen += prev_ncol;
267 ralloc->free (screen.rend[q]);
268 } 306 }
269 if (swap.text[p]) 307
308 int qlines = max (0, (llen - 1) / ncol) + 1;
309
310 // drop partial lines completely
311 if (q < qlines)
312 break;
313
314 q -= qlines;
315
316 int lofs = 0;
317 line_t *qline;
318
319 // re-assemble the full line by destination lines
320 for (int qrow = q; qlines--; qrow++)
270 { 321 {
322 qline = row_buf + qrow;
323 lalloc (*qline);
324 qline->l = ncol;
325 qline->is_longer (1);
326
327 int qcol = 0;
328
329 // see below for cursor adjustment rationale
330 if (p == ocur.row)
331 screen.cur.row = q - (total_rows - nrow);
332
333 // fill a single destination line
334 while (lofs < llen && qcol < ncol)
335 {
336 int prow = lofs / prev_ncol;
337 int pcol = lofs % prev_ncol;
338
339 prow = MOD (p + prow, prev_total_rows);
340
341 // we only adjust the cursor _row_ and put it into
342 // the topmost line of "long line" it was in, as
343 // this seems to upset applications/shells/readline
344 // least.
345 if (prow == ocur.row)
346 screen.cur.row = q - (total_rows - nrow);
347
348 line_t &pline = old_buf [prow];
349
350 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
351
271#ifdef DEBUG_STRICT 352#if DEBUG_STRICT
272 assert (swap.rend[p]); 353 assert (len);
354 assert (pline.t);
273#endif 355#endif
274 talloc->free (swap.text[p]); 356
275 ralloc->free (swap.rend[p]); 357 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
358 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
359
360 lofs += len;
361 qcol += len;
362 }
276 } 363 }
277#ifdef DEBUG_STRICT 364
278 assert (drawn_text[p] && drawn_rend[p]); 365 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
279#endif 366 qline->is_longer (0);
280 talloc->free (drawn_text[p]); 367 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
281 ralloc->free (drawn_rend[p]);
282 } 368 }
369 while (p != pend && q > 0);
283 370
284 /* we have fewer rows so fix up cursor position */ 371 term_start = total_rows - nrow;
285 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 372 top_row = q - term_start;
286 MIN_IT (swap.cur.row, (int32_t)nrow - 1); 373
287 374 // make sure all terminal lines exist
288 scr_reset_realloc (); /* realloc _last_ */ 375 while (top_row > 0)
289 } 376 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
290 else if (nrow > prev_nrow)
291 { 377 }
292 /* add rows */ 378 else
293 scr_reset_realloc (); /* realloc _first_ */ 379 {
294 380 // if no scrollback exists (yet), wing, instead of wrap
295 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 381
296 382 for (int row = min (nrow, prev_nrow); row--; )
297 k = min (TermWin.nscrolled, nrow - prev_nrow);
298
299 for (p = prev_total_rows; p < total_rows; p++)
300 { 383 {
301 screen.tlen[p] = 0; 384 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
302 screen.text[p] = NULL; 385 line_t &qline = row_buf [row];
303 screen.rend[p] = NULL; 386
387 qline = pline;
388 lresize (qline);
304 } 389 }
305 390
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++) 391 for (int row = prev_nrow; row < nrow; row++)
310 { 392 {
311 swap.tlen[p] = 0; 393 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 } 394 }
319 395
320 if (k > 0) 396 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 { 397 }
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));
344 398
345 for (p = 0; p < total_rows; p++) 399 free (old_buf);
346 { 400 delete old_ta;
347 if (screen.text[p]) 401 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;
351 402
352 MIN_IT (screen.tlen[p], (int16_t)ncol); 403 clamp_it (screen.cur.row, 0, nrow - 1);
353 404 clamp_it (screen.cur.col, 0, ncol - 1);
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 }
393 405
394 if (tabs) 406 if (tabs)
395 free (tabs); 407 free (tabs);
396 } 408 }
397 409
410 CLEAR_ALL_SELECTION ();
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)); 415 tabs = (char *)rxvt_malloc (ncol * sizeof (char));
402 416
403 for (p = 0; p < ncol; p++) 417 for (int col = ncol; col--; )
404 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 418 tabs [col] = col % TABSIZE == 0;
405 419
406 tt_winch (); 420 tt_winch ();
407}
408 421
409void 422 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} 423}
431 424
432/* ------------------------------------------------------------------------- */ 425/* ------------------------------------------------------------------------- */
433/* 426/*
434 * Free everything. That way malloc debugging can find leakage. 427 * Free everything. That way malloc debugging can find leakage.
435 */ 428 */
436void 429void
437rxvt_term::scr_release () 430rxvt_term::scr_release () NOTHROW
438{ 431{
439 uint16_t total_rows;
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 }
451#endif
452
453 delete talloc; talloc = 0; 432 delete talloc; talloc = 0;
454 delete ralloc; ralloc = 0; 433 delete ralloc; ralloc = 0;
455 434
456 free (screen.text); 435 free (row_buf);
457 free (screen.tlen); 436 free (swap_buf);
458 free (screen.rend);
459 free (drawn_text); 437 free (drawn_buf);
460 free (drawn_rend);
461 free (swap.text);
462 free (swap.tlen);
463 free (swap.rend);
464 free (buf_text);
465 free (buf_rend);
466 free (tabs); 438 free (tabs);
467 439
468 /* NULL these so if anything tries to use them, we'll know about it */ 440 row_buf = 0; // signal that we freed all the arrays
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} 441}
476 442
477/* ------------------------------------------------------------------------- */ 443/* ------------------------------------------------------------------------- */
478/* 444/*
479 * Hard reset 445 * Hard reset
480 */ 446 */
481void 447void
482rxvt_term::scr_poweron () 448rxvt_term::scr_poweron () NOTHROW
483{ 449{
484 D_SCREEN ((stderr, "rxvt_scr_poweron ()"));
485
486 scr_release (); 450 scr_release ();
487 prev_nrow = prev_ncol = 0; 451 prev_nrow = prev_ncol = 0;
488 scr_reset (); 452 scr_reset ();
489 453
490 scr_clear (); 454 scr_clear (true);
491 scr_refresh (SLOW_REFRESH); 455 scr_refresh ();
492} 456}
493 457
494/* ------------------------------------------------------------------------- * 458/* ------------------------------------------------------------------------- *
495 * PROCESS SCREEN COMMANDS * 459 * PROCESS SCREEN COMMANDS *
496 * ------------------------------------------------------------------------- */ 460 * ------------------------------------------------------------------------- */
… …
498 * Save and Restore cursor 462 * Save and Restore cursor
499 * XTERM_SEQ: Save cursor : ESC 7 463 * XTERM_SEQ: Save cursor : ESC 7
500 * XTERM_SEQ: Restore cursor: ESC 8 464 * XTERM_SEQ: Restore cursor: ESC 8
501 */ 465 */
502void 466void
503rxvt_term::scr_cursor (int mode) 467rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
504{ 468{
505 screen_t *s; 469 screen_t *s;
506
507 D_SCREEN ((stderr, "rxvt_scr_cursor (%c)", mode));
508 470
509#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 471#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
510 if (current_screen == SECONDARY) 472 if (current_screen == SECONDARY)
511 s = & (swap); 473 s = &swap;
512 else 474 else
513#endif 475#endif
514 s = & (screen); 476 s = &screen;
477
515 switch (mode) 478 switch (mode)
516 { 479 {
517 case SAVE: 480 case SAVE:
518 s->s_cur.row = s->cur.row; 481 s->s_cur.row = screen.cur.row;
519 s->s_cur.col = s->cur.col; 482 s->s_cur.col = screen.cur.col;
520 s->s_rstyle = rstyle; 483 s->s_rstyle = rstyle;
521 s->s_charset = s->charset; 484 s->s_charset = screen.charset;
522 s->s_charset_char = charsets[s->charset]; 485 s->s_charset_char = charsets[screen.charset];
523 break; 486 break;
487
524 case RESTORE: 488 case RESTORE:
525 want_refresh = 1; 489 want_refresh = 1;
526 s->cur.row = s->s_cur.row; 490 screen.cur.row = s->s_cur.row;
527 s->cur.col = s->s_cur.col; 491 screen.cur.col = s->s_cur.col;
528 s->flags &= ~Screen_WrapNext; 492 screen.flags &= ~Screen_WrapNext;
529 rstyle = s->s_rstyle; 493 rstyle = s->s_rstyle;
530 s->charset = s->s_charset; 494 screen.charset = s->s_charset;
531 charsets[s->charset] = s->s_charset_char; 495 charsets[screen.charset] = s->s_charset_char;
532 set_font_style (); 496 set_font_style ();
533 break; 497 break;
534 } 498 }
499
535 /* boundary check in case screen size changed between SAVE and RESTORE */ 500 /* boundary check in case screen size changed between SAVE and RESTORE */
536 MIN_IT (s->cur.row, TermWin.nrow - 1); 501 min_it (s->cur.row, nrow - 1);
537 MIN_IT (s->cur.col, TermWin.ncol - 1); 502 min_it (s->cur.col, ncol - 1);
538#ifdef DEBUG_STRICT 503#ifdef DEBUG_STRICT
539 assert (s->cur.row >= 0); 504 assert (s->cur.row >= 0);
540 assert (s->cur.col >= 0); 505 assert (s->cur.col >= 0);
541#else /* drive with your eyes closed */
542 MAX_IT (s->cur.row, 0);
543 MAX_IT (s->cur.col, 0);
544#endif 506#endif
545} 507}
546 508
547/* ------------------------------------------------------------------------- */ 509/* ------------------------------------------------------------------------- */
548/* 510/*
549 * Swap between primary and secondary screens 511 * Swap between primary and secondary screens
550 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 512 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
551 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 513 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
552 */ 514 */
553int 515int
554rxvt_term::scr_change_screen (int scrn) 516rxvt_term::scr_change_screen (int scrn) NOTHROW
555{ 517{
556 int i; 518 want_refresh = 1;
519 view_start = 0;
520
521 if (current_screen == scrn)
522 return scrn;
523
524 selection_check (2); /* check for boundary cross */
525
526 int i = current_screen; current_screen = scrn; scrn = i;
527
528 ::swap (screen.cur.row, swap.cur.row);
529 ::swap (screen.cur.col, swap.cur.col);
530
531 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
532 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
533
557#if NSCREENS 534#if NSCREENS
558 int offset; 535 if (OPTION (Opt_secondaryScreen))
559#endif 536 {
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; 537 num_scr = 0;
575 offset = TermWin.saveLines; 538
576 for (i = prev_nrow; i--;) 539 for (int i = prev_nrow; i--; )
577 { 540 ::swap (ROW(i), swap_buf [i]);
578 SWAP_IT (screen.text[i + offset], swap.text[i], text_t *); 541
579 SWAP_IT (screen.tlen[i + offset], swap.tlen[i], int16_t); 542 ::swap (screen.charset, swap.charset);
580 SWAP_IT (screen.rend[i + offset], swap.rend[i], rend_t *); 543 ::swap (screen.flags, swap.flags);
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; 544 screen.flags |= Screen_VisibleCursor;
596 swap.flags |= Screen_VisibleCursor; 545 swap.flags |= Screen_VisibleCursor;
597#else 546 }
598# ifdef SCROLL_ON_NO_SECONDARY 547 else
599 if (current_screen == PRIMARY) 548#endif
549 if (OPTION (Opt_secondaryScroll))
600 scr_scroll_text (0, (prev_nrow - 1), prev_nrow, 0); 550 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
601# endif 551
602#endif
603 return scrn; 552 return scrn;
604} 553}
605 554
555// clear WrapNext indicator, solidifying position on next line
556void
557rxvt_term::scr_do_wrap () NOTHROW
558{
559 if (!(screen.flags & Screen_WrapNext))
560 return;
561
562 screen.flags &= ~Screen_WrapNext;
563
564 screen.cur.col = 0;
565
566 if (screen.cur.row == screen.bscroll)
567 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
568 else if (screen.cur.row < nrow - 1)
569 screen.cur.row++;
570}
571
606/* ------------------------------------------------------------------------- */ 572/* ------------------------------------------------------------------------- */
607/* 573/*
608 * Change the colour for following text 574 * Change the colour for following text
609 */ 575 */
610void 576void
611rxvt_term::scr_color (unsigned int color, int fgbg) 577rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
612{ 578{
613 color &= RS_fgMask; 579 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
580 color = fgbg;
581
614 if (fgbg == Color_fg) 582 if (fgbg == Color_fg)
615 rstyle = SET_FGCOLOR (rstyle, color); 583 rstyle = SET_FGCOLOR (rstyle, color);
616 else 584 else
617 rstyle = SET_BGCOLOR (rstyle, color); 585 rstyle = SET_BGCOLOR (rstyle, color);
618} 586}
… …
620/* ------------------------------------------------------------------------- */ 588/* ------------------------------------------------------------------------- */
621/* 589/*
622 * Change the rendition style for following text 590 * Change the rendition style for following text
623 */ 591 */
624void 592void
625rxvt_term::scr_rendition (int set, int style) 593rxvt_term::scr_rendition (int set, int style) NOTHROW
626 { 594 {
627 if (set) 595 if (set)
628 rstyle |= style; 596 rstyle |= style;
629 else if (style == ~RS_None) 597 else if (style == ~RS_None)
630 rstyle = DEFAULT_RSTYLE; 598 rstyle = DEFAULT_RSTYLE;
… …
635/* ------------------------------------------------------------------------- */ 603/* ------------------------------------------------------------------------- */
636/* 604/*
637 * Scroll text between <row1> and <row2> inclusive, by <count> lines 605 * Scroll text between <row1> and <row2> inclusive, by <count> lines
638 * count positive ==> scroll up 606 * count positive ==> scroll up
639 * count negative ==> scroll down 607 * count negative ==> scroll down
640 * spec == 0 for normal routines
641 */ 608 */
642int 609int
643rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 610rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
644{ 611{
645 int i, j;
646 long nscrolled;
647
648 if (count == 0 || (row1 > row2)) 612 if (count == 0 || (row1 > row2))
649 return 0; 613 return 0;
650 614
651 want_refresh = 1; 615 want_refresh = 1;
652 D_SCREEN ((stderr, "rxvt_scroll_text (%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 616 num_scr += count;
653 617
654 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 618 if (count > 0
619 && row1 == 0
620 && (current_screen == PRIMARY || OPTION (Opt_secondaryScroll)))
621 {
622 top_row = max (top_row - count, -saveLines);
623
624 // scroll everything up 'count' lines
625 term_start = (term_start + count) % total_rows;
626
627 // sever bottommost line
655 { 628 {
656 nscrolled = (long)TermWin.nscrolled + (long)count; 629 line_t &l = ROW(row2 - count);
630 l.is_longer (0);
631 l.touch ();
632 }
657 633
658 if (nscrolled > (long)TermWin.saveLines) 634 // erase newly scrolled-in lines
659 TermWin.nscrolled = TermWin.saveLines; 635 for (int i = count; i--; )
636 {
637 // basically this is a slightly optimized scr_blank_screen_mem
638 // it is worth the effort on slower machines
639 line_t &l = ROW(nrow - 1 - i);
640
641 scr_blank_line (l, 0, l.l, rstyle);
642
643 l.l = 0;
644 l.f = 0;
645 }
646
647 // now copy lines below the scroll region bottom to the
648 // bottom of the screen again, so they look as if they
649 // hadn't moved.
650 for (int i = nrow; --i > row2; )
651 {
652 line_t &l1 = ROW(i - count);
653 line_t &l2 = ROW(i);
654
655 ::swap (l1, l2);
656 l2.touch ();
657 }
660 else 658
661 TermWin.nscrolled = (uint16_t)nscrolled; 659 // move and/or clear selection, if any
660 if (selection.op && current_screen == selection.screen)
661 {
662 selection.beg.row -= count;
663 selection.end.row -= count;
664 selection.mark.row -= count;
662 665
666 if (selection.beg.row < top_row
667 || selection.end.row < top_row
668 || selection.mark.row < top_row)
669 {
670 CLEAR_ALL_SELECTION ();
671 selection.op = SELECTION_CLEAR;
672 }
673 }
674
675 // finally move the view window, if desired
663 if ((Options & Opt_scrollWithBuffer) 676 if (OPTION (Opt_scrollWithBuffer)
664 && TermWin.view_start != 0 677 && view_start != 0
665 && TermWin.view_start != TermWin.saveLines) 678 && view_start != -saveLines)
666 scr_page (UP, count); 679 scr_page (UP, count);
680
681 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
682 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
683 }
684 else
667 } 685 {
668 else if (!spec)
669 row1 += TermWin.saveLines;
670
671 row2 += TermWin.saveLines;
672
673 if (selection.op && current_screen == selection.screen) 686 if (selection.op && current_screen == selection.screen)
674 { 687 {
675 i = selection.beg.row + TermWin.saveLines; 688 if ((selection.beg.row < row1 && selection.end.row > row1)
676 j = selection.end.row + TermWin.saveLines; 689 || (selection.beg.row < row2 && selection.end.row > row2)
677 if ((i < row1 && j > row1) 690 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
678 || (i < row2 && j > row2) 691 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
679 || (i - count < row1 && i >= row1) 692 || (selection.end.row - count < row1 && selection.end.row >= row1)
680 || (i - count > row2 && i <= row2) 693 || (selection.end.row - count > row2 && selection.end.row <= row2))
681 || (j - count < row1 && j >= row1)
682 || (j - count > row2 && j <= row2))
683 { 694 {
684 CLEAR_ALL_SELECTION (); 695 CLEAR_ALL_SELECTION ();
685 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */ 696 selection.op = SELECTION_CLEAR;
686 } 697 }
687 else if (j >= row1 && j <= row2) 698 else if (selection.end.row >= row1 && selection.end.row <= row2)
688 { 699 {
689 /* move selected region too */ 700 /* move selected region too */
690 selection.beg.row -= count; 701 selection.beg.row -= count;
691 selection.end.row -= count; 702 selection.end.row -= count;
692 selection.mark.row -= count; 703 selection.mark.row -= count;
704
705 selection_check (0);
693 } 706 }
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 { 707 }
714 buf_text[i] = screen.text[j]; 708
715 buf_rend[i] = screen.rend[j]; 709 // use a simple and robust scrolling algorithm, this
710 // part of scr_scroll_text is not time-critical.
711
712 int rows = row2 - row1 + 1;
713
714 min_it (count, rows);
715
716 line_t *temp_buf = row_buf + total_rows;
717
718 for (int row = 0; row < rows; row++)
716 } 719 {
717 /* A2: Rotate lines */ 720 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
718 for (j = row1, i = j + count; i <= row2; i++, j++) 721
722 if (!IN_RANGE_EXC (row + count, 0, rows))
723 scr_blank_screen_mem (temp_buf [row], rstyle);
719 { 724 }
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 */
729 725
730 /* B1: Copy lines that will get clobbered by the rotation */ 726 for (int row = 0; row < rows; row++)
731 for (i = 0, j = row2; i < count; i++, j--) 727 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 } 728 }
758 729
759 return count; 730 return count;
760} 731}
761 732
762/* ------------------------------------------------------------------------- */ 733/* ------------------------------------------------------------------------- */
763/* 734/*
764 * Add text given in <str> of length <len> to screen struct 735 * Add text given in <str> of length <len> to screen struct
765 */ 736 */
766void 737void
767rxvt_term::scr_add_lines (const uint32_t *str, int nlines, int len) 738rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
768{ 739{
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 */ 740 if (len <= 0) /* sanity */
776 return; 741 return;
777 742
743 unsigned char checksel;
744 unicode_t c;
745 int ncol = this->ncol;
746 const wchar_t *strend = str + len;
747
778 want_refresh = 1; 748 want_refresh = 1;
779 last_col = TermWin.ncol;
780
781 D_SCREEN ((stderr, "rxvt_scr_add_lines (%d,%d)", nlines, len));
782 ZERO_SCROLLBACK (); 749 ZERO_SCROLLBACK ();
750
783 if (nlines > 0) 751 if (minlines > 0)
784 { 752 {
785 nlines += (screen.cur.row - screen.bscroll); 753 minlines += screen.cur.row - screen.bscroll;
754
786 if ((nlines > 0) 755 if (minlines > 0
787 && (screen.tscroll == 0) 756 && screen.tscroll == 0
788 && (screen.bscroll == (TermWin.nrow - 1))) 757 && screen.bscroll == nrow - 1)
789 { 758 {
790 /* _at least_ this many lines need to be scrolled */ 759 /* _at least_ this many lines need to be scrolled */
791 scr_scroll_text (screen.tscroll, screen.bscroll, nlines, 0); 760 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
792 screen.cur.row -= nlines; 761 screen.cur.row -= minlines;
793 } 762 }
794 } 763 }
764
795#ifdef DEBUG_STRICT 765#ifdef DEBUG_STRICT
796 assert (screen.cur.col < last_col); 766 assert (screen.cur.col < ncol);
797 assert ((screen.cur.row < TermWin.nrow) 767 assert (screen.cur.row < nrow
798 && (screen.cur.row >= - (int32_t)TermWin.nscrolled)); 768 && screen.cur.row >= top_row);
799#else /* drive with your eyes closed */
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 769#endif
804 row = screen.cur.row + TermWin.saveLines; 770 int row = screen.cur.row;
805 771
806 checksel = (selection.op 772 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
807 && current_screen == selection.screen) ? 1 : 0;
808 clearsel = 0;
809 773
810 stp = screen.text[row]; 774 line_t *line = &ROW(row);
811 srp = screen.rend[row];
812 775
813 for (i = 0; i < len;) 776 while (str < strend)
814 { 777 {
815 c = str[i++]; 778 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
816 switch (c) 779
780 if (c < 0x20)
781 if (c == C0_LF)
817 { 782 {
818 case '\t': 783 max_it (line->l, screen.cur.col);
819 scr_tab (1); 784
785 screen.flags &= ~Screen_WrapNext;
786
787 if (screen.cur.row == screen.bscroll)
788 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
789 else if (screen.cur.row < (nrow - 1))
790 row = ++screen.cur.row;
791
792 line = &ROW(row); /* _must_ refresh */
820 continue; 793 continue;
821 case '\n': 794 }
822 if (screen.tlen[row] != -1) /* XXX: think about this */ 795 else if (c == C0_CR)
823 MAX_IT (screen.tlen[row], screen.cur.col); 796 {
824 screen.flags &= ~Screen_WrapNext; 797 max_it (line->l, screen.cur.col);
825 if (screen.cur.row == screen.bscroll) 798
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; 799 screen.flags &= ~Screen_WrapNext;
836 screen.cur.col = 0; 800 screen.cur.col = 0;
837 continue; 801 continue;
838 default:
839 if (c == 127)
840 continue; /* yummmm..... */
841 break;
842 } 802 }
803 else if (c == C0_HT)
804 {
805 scr_tab (1, true);
806 continue;
807 }
843 808
844 if (checksel /* see if we're writing within selection */ 809 if (checksel /* see if we're writing within selection */
845 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 810 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
846 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 811 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
847 { 812 {
848 checksel = 0; 813 checksel = 0;
849 clearsel = 1;
850 } 814 /*
815 * If we wrote anywhere in the selected area, kill the selection
816 * XXX: should we kill the mark too? Possibly, but maybe that
817 * should be a similar check.
818 */
819 CLEAR_SELECTION ();
820 }
821
851 if (screen.flags & Screen_WrapNext) 822 if (screen.flags & Screen_WrapNext)
852 { 823 {
853 screen.tlen[row] = -1; 824 scr_do_wrap ();
854 if (screen.cur.row == screen.bscroll) 825
855 scr_scroll_text (screen.tscroll, screen.bscroll, 1, 0); 826 line->l = ncol;
856 else if (screen.cur.row < (TermWin.nrow - 1)) 827 line->is_longer (1);
857 row = (++screen.cur.row) + TermWin.saveLines; 828
858 stp = screen.text[row]; /* _must_ refresh */
859 srp = screen.rend[row]; /* _must_ refresh */
860 screen.cur.col = 0; 829 row = screen.cur.row;
861 screen.flags &= ~Screen_WrapNext; 830 line = &ROW(row); /* _must_ refresh */
831 }
832
833 // some utf-8 decoders "decode" surrogate characters: let's fix this.
834 if (IN_RANGE_INC (c, 0xd800, 0xdfff))
835 c = 0xfffd;
836
837 // rely on wcwidth to tell us the character width, at least for non-latin1
838 // do wcwidth before further replacements, as wcwidth might return -1
839 // for the line drawing characters below as they might be invalid in the current
840 // locale.
841 int width = c < 0x100 ? 1 : wcwidth (c);
842
843 if (charsets [screen.charset] == '0') // DEC SPECIAL
862 } 844 {
845 // vt100 special graphics and line drawing
846 // 5f-7e standard vt100
847 // 40-5e rxvt extension for extra curses acs chars
848 static uint16_t vt100_0[62] = { // 41 .. 7e
849 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
850 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
851 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
852 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
853 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
854 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
855 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
856 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
857 };
858
859 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
860 {
861 c = vt100_0[c - 0x41];
862 width = 1; // vt100 line drawing characters are always single-width
863 }
864 }
865
863 if (screen.flags & Screen_Insert) 866 if (screen.flags & Screen_Insert)
864 scr_insdel_chars (1, INSERT); 867 scr_insdel_chars (width, INSERT);
865 868
866 if (charsets[screen.charset] == '0') // DEC SPECIAL
867 switch (c)
868 {
869 // dunno where these come from
870#if 0
871 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break;
872 case '.': c = 0x2193; break; case '0': c = 0x25ae; break;
873#endif
874 // vt100 special graphics and line drawing
875 case '`': c = 0x25c6; break; case '_': c = 0x0020; break;
876 case 'a': c = 0x2592; break; case 'b': c = 0x2409; break; case 'c': c = 0x240c; break;
877 case 'd': c = 0x240d; break; case 'e': c = 0x240a; break; case 'f': c = 0x00b0; break;
878 case 'g': c = 0x00b1; break; case 'h': c = 0x2424; break; case 'i': c = 0x240b; break;
879 case 'j': c = 0x2518; break; case 'k': c = 0x2510; break; case 'l': c = 0x250c; break;
880 case 'm': c = 0x2514; break; case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break;
881 case 'p': c = 0x23bb; break; case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break;
882 case 's': c = 0x23bd; break; case 't': c = 0x251c; break; case 'u': c = 0x2524; break;
883 case 'v': c = 0x2534; break; case 'w': c = 0x252c; break; case 'x': c = 0x2502; break;
884 case 'y': c = 0x2264; break; case 'z': c = 0x2265; break; case '{': c = 0x03c0; break;
885 case '|': c = 0x2260; break; case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
886 }
887
888 rend_t rend = SET_FONT (rstyle, TermWin.fontset->find_font (c));
889 // rely on wcwidth to tell us the character width, at least for non-ascii
890 int width = c <= 128 ? 1 : wcwidth (c);
891
892 // width -1 characters (e.g. combining chars) are ignored currently.
893 if (width > 0) 869 if (width != 0)
894 do 870 {
871#if !UNICODE_3
872 // trim characters we can't store directly :(
873 if (c >= 0x10000)
874# if ENABLE_COMBINING
875 c = rxvt_composite.compose (c); // map to lower 16 bits
876# else
877 c = 0xfffd;
878# endif
879#endif
880
881 // nuke the character at this position, if required
882 if (line->t[screen.cur.col] == NOCHAR
883 || (screen.cur.col < ncol - 1
884 && line->t[screen.cur.col + 1] == NOCHAR))
895 { 885 {
886 int col = screen.cur.col;
887
888 // find begin
889 while (col > 0 && line->t[col] == NOCHAR)
890 col--;
891
892 rend_t rend = SET_FONT (line->r[col], FONTSET (line->r[col])->find_font (' '));
893
894 // found begin, nuke
895 do {
896 line->t[col] = ' ';
897 line->r[col] = rend;
898 col++;
899 } while (col < ncol && line->t[col] == NOCHAR);
900 }
901
902 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
903
904 // if the character doesn't fit into the remaining columns...
905 if (screen.cur.col > ncol - width && ncol >= width)
906 {
907 // ...output spaces
908 c = ' ';
909 // and try the same character next loop iteration
910 --str;
911 }
912
913 line->touch ();
914
915 do
916 {
896 stp[screen.cur.col] = c; 917 line->t[screen.cur.col] = c;
897 srp[screen.cur.col] = rend; 918 line->r[screen.cur.col] = rend;
898 919
899 if (screen.cur.col < last_col - 1) 920 if (screen.cur.col < ncol - 1)
900 screen.cur.col++; 921 screen.cur.col++;
901 else 922 else
902 { 923 {
903 screen.tlen[row] = last_col; 924 line->l = ncol;
904 if (screen.flags & Screen_Autowrap) 925 if (screen.flags & Screen_Autowrap)
905 screen.flags |= Screen_WrapNext; 926 screen.flags |= Screen_WrapNext;
906 break; 927 break;
907 } 928 }
908 929
909 c = NOCHAR; 930 c = NOCHAR;
910 } 931 }
911 while (--width > 0); 932 while (--width > 0);
933
934 // pad with spaces when overwriting wide character with smaller one
935 if (!width)
936 {
937 line->touch ();
938
939 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
940 {
941 line->t[c] = ' ';
942 line->r[c] = rend;
943 }
944 }
945 }
946 else // width == 0
947 {
948#if ENABLE_COMBINING
949 // handle combining characters
950 // we just tag the accent on the previous on-screen character.
951 // this is arguably not correct, but also arguably not wrong.
952 // we don't handle double-width characters nicely yet.
953 line_t *linep;
954 text_t *tp;
955 rend_t *rp;
956
957 if (screen.cur.col > 0)
958 {
959 linep = line;
960 tp = line->t + screen.cur.col - 1;
961 rp = line->r + screen.cur.col - 1;
962 }
963 else if (screen.cur.row > 0
964 && ROW(screen.cur.row - 1).is_longer ())
965 {
966 linep = &ROW(screen.cur.row - 1);
967 tp = line->t + ncol - 1;
968 rp = line->r + ncol - 1;
969 }
912 else 970 else
913 (void)0; /* handle combining character etc. here. */ 971 continue;
914 }
915 972
916 if (screen.tlen[row] != -1) /* XXX: think about this */ 973 linep->touch ();
917 MAX_IT (screen.tlen[row], screen.cur.col);
918 974
919 /* 975 while (*tp == NOCHAR && tp > linep->t)
920 * If we wrote anywhere in the selected area, kill the selection 976 tp--, rp--;
921 * XXX: should we kill the mark too? Possibly, but maybe that 977
922 * should be a similar check. 978 // first try to find a precomposed character
923 */ 979 unicode_t n = rxvt_compose (*tp, c);
924 if (clearsel) 980 if (n == NOCHAR)
925 CLEAR_SELECTION (); 981 n = rxvt_composite.compose (*tp, c);
982
983 *tp = n;
984 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
985#endif
986 }
987 }
988
989 max_it (line->l, screen.cur.col);
926 990
927#ifdef DEBUG_STRICT 991#ifdef DEBUG_STRICT
928 assert (screen.cur.row >= 0); 992 assert (screen.cur.row >= 0);
929#else /* drive with your eyes closed */
930 MAX_IT (screen.cur.row, 0);
931#endif 993#endif
932} 994}
933 995
934/* ------------------------------------------------------------------------- */ 996/* ------------------------------------------------------------------------- */
935/* 997/*
936 * Process Backspace. Move back the cursor back a position, wrap if have to 998 * Process Backspace. Move back the cursor back a position, wrap if have to
937 * XTERM_SEQ: CTRL-H 999 * XTERM_SEQ: CTRL-H
938 */ 1000 */
939void 1001void
940rxvt_term::scr_backspace () 1002rxvt_term::scr_backspace () NOTHROW
941{ 1003{
942 want_refresh = 1; 1004 want_refresh = 1;
1005
943 if (screen.cur.col == 0) 1006 if (screen.cur.col == 0)
944 { 1007 {
945 if (screen.cur.row > 0) 1008 if (screen.cur.row > 0)
946 { 1009 {
947#ifdef TERMCAP_HAS_BW 1010#ifdef TERMCAP_HAS_BW
948 screen.cur.col = TermWin.ncol - 1; 1011 screen.cur.col = ncol - 1;
949 screen.cur.row--; 1012 screen.cur.row--;
950 return; 1013 return;
951#endif 1014#endif
952
953 } 1015 }
954 } 1016 }
955 else if ((screen.flags & Screen_WrapNext) == 0) 1017 else if (!(screen.flags & Screen_WrapNext))
956 scr_gotorc (0, -1, RELATIVE); 1018 scr_gotorc (0, -1, RELATIVE);
1019
957 screen.flags &= ~Screen_WrapNext; 1020 screen.flags &= ~Screen_WrapNext;
958} 1021}
959 1022
960/* ------------------------------------------------------------------------- */ 1023/* ------------------------------------------------------------------------- */
961/* 1024/*
962 * Process Horizontal Tab 1025 * Process Horizontal Tab
963 * count: +ve = forward; -ve = backwards 1026 * count: +ve = forward; -ve = backwards
964 * XTERM_SEQ: CTRL-I 1027 * XTERM_SEQ: CTRL-I
965 */ 1028 */
966void 1029void
967rxvt_term::scr_tab (int count) 1030rxvt_term::scr_tab (int count, bool ht) NOTHROW
968{ 1031{
969 int i, x; 1032 int i, x;
970 1033
971 D_SCREEN ((stderr, "rxvt_scr_tab (%d)", count));
972 want_refresh = 1; 1034 want_refresh = 1;
973 i = x = screen.cur.col; 1035 i = x = screen.cur.col;
1036
974 if (count == 0) 1037 if (count == 0)
975 return; 1038 return;
976 else if (count > 0) 1039 else if (count > 0)
977 { 1040 {
1041 line_t &l = ROW(screen.cur.row);
1042 rend_t base_rend = l.r[i];
1043 ht &= l.t[i] == ' ';
1044
978 for (; ++i < TermWin.ncol; ) 1045 for (; ++i < ncol; )
979 if (tabs[i]) 1046 if (tabs[i])
980 { 1047 {
981 x = i; 1048 x = i;
1049
982 if (!--count) 1050 if (!--count)
983 break; 1051 break;
984 } 1052 }
1053 else
1054 ht &= l.t[i] == ' '
1055 && RS_SAME (l.r[i], base_rend);
1056
985 if (count) 1057 if (count)
986 x = TermWin.ncol - 1; 1058 x = ncol - 1;
1059
1060 // store horizontal tab commands as characters inside the text
1061 // buffer so they can be selected and pasted.
1062 if (ht && OPTION (Opt_pastableTabs))
1063 {
1064 base_rend = SET_FONT (base_rend, 0);
1065
1066 l.touch (x);
1067
1068 i = screen.cur.col;
1069
1070 l.t[i] = '\t';
1071 l.r[i] = base_rend;
1072
1073 while (++i < x)
1074 {
1075 l.t[i] = NOCHAR;
1076 l.r[i] = base_rend;
1077 }
1078 }
987 } 1079 }
988 else /* if (count < 0) */ 1080 else /* if (count < 0) */
989 { 1081 {
990 for (; --i >= 0; ) 1082 for (; --i >= 0; )
991 if (tabs[i]) 1083 if (tabs[i])
992 { 1084 {
993 x = i; 1085 x = i;
994 if (!++count) 1086 if (!++count)
995 break; 1087 break;
996 } 1088 }
1089
997 if (count) 1090 if (count)
998 x = 0; 1091 x = 0;
999 } 1092 }
1093
1000 if (x != screen.cur.col) 1094 if (x != screen.cur.col)
1001 scr_gotorc (0, x, R_RELATIVE); 1095 scr_gotorc (0, x, R_RELATIVE);
1002} 1096}
1003 1097
1004/* ------------------------------------------------------------------------- */ 1098/* ------------------------------------------------------------------------- */
… …
1006 * Process DEC Back Index 1100 * Process DEC Back Index
1007 * XTERM_SEQ: ESC 6 1101 * XTERM_SEQ: ESC 6
1008 * Move cursor left in row. If we're at the left boundary, shift everything 1102 * Move cursor left in row. If we're at the left boundary, shift everything
1009 * in that row right. Clear left column. 1103 * in that row right. Clear left column.
1010 */ 1104 */
1011#ifndef NO_FRILLS 1105#if ENABLE_FRILLS
1012void 1106void
1013rxvt_term::scr_backindex () 1107rxvt_term::scr_backindex () NOTHROW
1014{ 1108{
1015 if (screen.cur.col > 0) 1109 if (screen.cur.col > 0)
1016 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE); 1110 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1017 else 1111 else
1018 {
1019 if (screen.tlen[screen.cur.row + TermWin.saveLines] == 0)
1020 return; /* um, yeah? */
1021 scr_insdel_chars (1, INSERT); 1112 scr_insdel_chars (1, INSERT);
1022 }
1023} 1113}
1024#endif 1114#endif
1025/* ------------------------------------------------------------------------- */ 1115/* ------------------------------------------------------------------------- */
1026/* 1116/*
1027 * Process DEC Forward Index 1117 * Process DEC Forward Index
1028 * XTERM_SEQ: ESC 9 1118 * XTERM_SEQ: ESC 9
1029 * Move cursor right in row. If we're at the right boundary, shift everything 1119 * Move cursor right in row. If we're at the right boundary, shift everything
1030 * in that row left. Clear right column. 1120 * in that row left. Clear right column.
1031 */ 1121 */
1032#ifndef NO_FRILLS 1122#if ENABLE_FRILLS
1033void 1123void
1034rxvt_term::scr_forwardindex () 1124rxvt_term::scr_forwardindex () NOTHROW
1035{ 1125{
1036 int row;
1037
1038 if (screen.cur.col < TermWin.ncol - 1) 1126 if (screen.cur.col < ncol - 1)
1039 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE); 1127 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1040 else 1128 else
1041 { 1129 {
1042 row = screen.cur.row + TermWin.saveLines; 1130 line_t &l = ROW(screen.cur.row);
1043 if (screen.tlen[row] == 0) 1131
1044 return; /* um, yeah? */ 1132 l.touch ();
1045 else if (screen.tlen[row] == -1) 1133 l.is_longer (0);
1046 screen.tlen[row] = TermWin.ncol; 1134
1047 scr_gotorc (0, 0, R_RELATIVE); 1135 scr_gotorc (0, 0, R_RELATIVE);
1048 scr_insdel_chars (1, DELETE); 1136 scr_insdel_chars (1, DELETE);
1049 scr_gotorc (0, TermWin.ncol - 1, R_RELATIVE); 1137 scr_gotorc (0, ncol - 1, R_RELATIVE);
1050 } 1138 }
1051} 1139}
1052#endif 1140#endif
1053 1141
1054/* ------------------------------------------------------------------------- */ 1142/* ------------------------------------------------------------------------- */
1055/* 1143/*
1056 * Goto Row/Column 1144 * Goto Row/Column
1057 */ 1145 */
1058void 1146void
1059rxvt_term::scr_gotorc (int row, int col, int relative) 1147rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1060{ 1148{
1061 want_refresh = 1; 1149 want_refresh = 1;
1062 ZERO_SCROLLBACK (); 1150 ZERO_SCROLLBACK ();
1063 1151
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) 1152 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1067 : col); 1153 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 1154
1071 screen.flags &= ~Screen_WrapNext; 1155 screen.flags &= ~Screen_WrapNext;
1156
1072 if (relative & R_RELATIVE) 1157 if (relative & R_RELATIVE)
1073 { 1158 {
1074 if (row > 0) 1159 if (row > 0)
1075 { 1160 {
1076 if (screen.cur.row <= screen.bscroll 1161 if (screen.cur.row <= screen.bscroll
… …
1091 else 1176 else
1092 { 1177 {
1093 if (screen.flags & Screen_Relative) 1178 if (screen.flags & Screen_Relative)
1094 { /* relative origin mode */ 1179 { /* relative origin mode */
1095 screen.cur.row = row + screen.tscroll; 1180 screen.cur.row = row + screen.tscroll;
1096 MIN_IT (screen.cur.row, screen.bscroll); 1181 min_it (screen.cur.row, screen.bscroll);
1097 } 1182 }
1098 else 1183 else
1099 screen.cur.row = row; 1184 screen.cur.row = row;
1100 } 1185 }
1101 MAX_IT (screen.cur.row, 0);
1102 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1);
1103}
1104 1186
1187 clamp_it (screen.cur.row, 0, nrow - 1);
1188}
1189
1105/* ------------------------------------------------------------------------- */ 1190/* ------------------------------------------------------------------------- */
1106/* 1191/*
1107 * direction should be UP or DN 1192 * direction should be UP or DN
1108 */ 1193 */
1109void 1194void
1110rxvt_term::scr_index (enum page_dirn direction) 1195rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1111{ 1196{
1112 int dirn; 1197 int dirn;
1113 1198
1114 want_refresh = 1; 1199 want_refresh = 1;
1200 ZERO_SCROLLBACK ();
1201
1115 dirn = ((direction == UP) ? 1 : -1); 1202 dirn = ((direction == UP) ? 1 : -1);
1116 D_SCREEN ((stderr, "rxvt_scr_index (%d)", dirn));
1117
1118 ZERO_SCROLLBACK ();
1119 1203
1120 screen.flags &= ~Screen_WrapNext; 1204 screen.flags &= ~Screen_WrapNext;
1205
1121 if ((screen.cur.row == screen.bscroll && direction == UP) 1206 if ((screen.cur.row == screen.bscroll && direction == UP)
1122 || (screen.cur.row == screen.tscroll && direction == DN)) 1207 || (screen.cur.row == screen.tscroll && direction == DN))
1123 scr_scroll_text (screen.tscroll, screen.bscroll, dirn, 0); 1208 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1124 else 1209 else
1125 screen.cur.row += dirn; 1210 screen.cur.row += dirn;
1126 MAX_IT (screen.cur.row, 0); 1211
1127 MIN_IT (screen.cur.row, (int32_t)TermWin.nrow - 1); 1212 clamp_it (screen.cur.row, 0, nrow - 1);
1128 selection_check (0); 1213 selection_check (0);
1129} 1214}
1130 1215
1131/* ------------------------------------------------------------------------- */ 1216/* ------------------------------------------------------------------------- */
1132/* 1217/*
… …
1134 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1219 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1135 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1220 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1136 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1221 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1137 */ 1222 */
1138void 1223void
1139rxvt_term::scr_erase_line (int mode) 1224rxvt_term::scr_erase_line (int mode) NOTHROW
1140{ 1225{
1141 unsigned int row, col, num; 1226 unsigned int col, num;
1142 1227
1143 want_refresh = 1; 1228 want_refresh = 1;
1144 D_SCREEN ((stderr, "rxvt_scr_erase_line (%d) at screen row: %d", mode, screen.cur.row));
1145 ZERO_SCROLLBACK (); 1229 ZERO_SCROLLBACK ();
1146 1230
1147 selection_check (1); 1231 selection_check (1);
1148 1232
1149 screen.flags &= ~Screen_WrapNext; 1233 line_t &line = ROW(screen.cur.row);
1150 1234
1151 row = TermWin.saveLines + screen.cur.row; 1235 line.touch ();
1236 line.is_longer (0);
1237
1152 switch (mode) 1238 switch (mode)
1153 { 1239 {
1154 case 0: /* erase to end of line */ 1240 case 0: /* erase to end of line */
1155 col = screen.cur.col; 1241 col = screen.cur.col;
1156 num = TermWin.ncol - col; 1242 num = ncol - col;
1157 MIN_IT (screen.tlen[row], (int16_t)col); 1243 min_it (line.l, col);
1158 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur) 1244 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1159 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur)) 1245 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1160 CLEAR_SELECTION (); 1246 CLEAR_SELECTION ();
1161 break; 1247 break;
1162 case 1: /* erase to beginning of line */ 1248 case 1: /* erase to beginning of line */
… …
1166 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur)) 1252 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1167 CLEAR_SELECTION (); 1253 CLEAR_SELECTION ();
1168 break; 1254 break;
1169 case 2: /* erase whole line */ 1255 case 2: /* erase whole line */
1170 col = 0; 1256 col = 0;
1171 num = TermWin.ncol; 1257 num = ncol;
1172 screen.tlen[row] = 0; 1258 line.l = 0;
1173 if (selection.beg.row <= screen.cur.row 1259 if (selection.beg.row <= screen.cur.row
1174 && selection.end.row >= screen.cur.row) 1260 && selection.end.row >= screen.cur.row)
1175 CLEAR_SELECTION (); 1261 CLEAR_SELECTION ();
1176 break; 1262 break;
1177 default: 1263 default:
1178 return; 1264 return;
1179 } 1265 }
1180 1266
1181 if (screen.text[row]) 1267 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} 1268}
1187 1269
1188/* ------------------------------------------------------------------------- */ 1270/* ------------------------------------------------------------------------- */
1189/* 1271/*
1190 * Erase part of whole of the screen 1272 * Erase part of whole of the screen
1191 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1273 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1192 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1274 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1193 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1275 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1194 */ 1276 */
1195void 1277void
1196rxvt_term::scr_erase_screen (int mode) 1278rxvt_term::scr_erase_screen (int mode) NOTHROW
1197{ 1279{
1198 int num; 1280 int num;
1199 int32_t row, row_offset; 1281 int32_t row;
1200 rend_t ren; 1282 rend_t ren;
1201 XGCValues gcvalue; 1283 XGCValues gcvalue;
1202 1284
1203 want_refresh = 1; 1285 want_refresh = 1;
1204 D_SCREEN ((stderr, "rxvt_scr_erase_screen (%d) at screen row: %d", mode, screen.cur.row));
1205 ZERO_SCROLLBACK (); 1286 ZERO_SCROLLBACK ();
1206 row_offset = (int32_t)TermWin.saveLines;
1207 1287
1208 switch (mode) 1288 switch (mode)
1209 { 1289 {
1210 case 0: /* erase to end of screen */ 1290 case 0: /* erase to end of screen */
1211 selection_check (1); 1291 selection_check (1);
1212 scr_erase_line (0); 1292 scr_erase_line (0);
1213 row = screen.cur.row + 1; /* possible OOB */ 1293 row = screen.cur.row + 1; /* possible OOB */
1214 num = TermWin.nrow - row; 1294 num = nrow - row;
1215 break; 1295 break;
1216 case 1: /* erase to beginning of screen */ 1296 case 1: /* erase to beginning of screen */
1217 selection_check (3); 1297 selection_check (3);
1218 scr_erase_line (1); 1298 scr_erase_line (1);
1219 row = 0; 1299 row = 0;
1220 num = screen.cur.row; 1300 num = screen.cur.row;
1221 break; 1301 break;
1222 case 2: /* erase whole screen */ 1302 case 2: /* erase whole screen */
1223 selection_check (3); 1303 selection_check (3);
1224 row = 0; 1304 row = 0;
1225 num = TermWin.nrow; 1305 num = nrow;
1226 break; 1306 break;
1227 default: 1307 default:
1228 return; 1308 return;
1229 } 1309 }
1230 refresh_type |= REFRESH_BOUNDS; 1310
1231 if (selection.op && current_screen == selection.screen 1311 if (selection.op && current_screen == selection.screen
1232 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1312 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1233 || (selection.end.row >= row 1313 || (selection.end.row >= row
1234 && selection.end.row <= row + num))) 1314 && selection.end.row <= row + num)))
1235 CLEAR_SELECTION (); 1315 CLEAR_SELECTION ();
1316
1236 if (row >= TermWin.nrow) /* Out Of Bounds */ 1317 if (row >= nrow) /* Out Of Bounds */
1237 return; 1318 return;
1238 MIN_IT (num, (TermWin.nrow - row)); 1319
1320 min_it (num, nrow - row);
1321
1239 if (rstyle & (RS_RVid | RS_Uline)) 1322 if (rstyle & (RS_RVid | RS_Uline))
1240 ren = (rend_t) ~RS_None; 1323 ren = (rend_t) ~RS_None;
1241 else if (GET_BASEBG (rstyle) == Color_bg) 1324 else if (GET_BASEBG (rstyle) == Color_bg)
1242 { 1325 {
1243 ren = DEFAULT_RSTYLE; 1326 ren = DEFAULT_RSTYLE;
1244 CLEAR_ROWS (row, num); 1327 CLEAR_ROWS (row, num);
1245 } 1328 }
1246 else 1329 else
1247 { 1330 {
1248 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1331 ren = rstyle & (RS_fgMask | RS_bgMask);
1249 gcvalue.foreground = PixColors[GET_BGCOLOR (rstyle)]; 1332 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1250 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1333 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1251 ERASE_ROWS (row, num); 1334 ERASE_ROWS (row, num);
1252 gcvalue.foreground = PixColors[Color_fg]; 1335 gcvalue.foreground = pix_colors[Color_fg];
1253 XChangeGC (display->display, TermWin.gc, GCForeground, &gcvalue); 1336 XChangeGC (display->display, gc, GCForeground, &gcvalue);
1254 } 1337 }
1338
1255 for (; num--; row++) 1339 for (; num--; row++)
1256 { 1340 {
1257 scr_blank_screen_mem (screen.text, screen.rend, 1341 scr_blank_screen_mem (ROW(row), rstyle);
1258 (unsigned int) (row + row_offset), rstyle); 1342 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1259 screen.tlen[row + row_offset] = 0;
1260 scr_blank_line (drawn_text[row], drawn_rend[row],
1261 (unsigned int)TermWin.ncol, ren);
1262 } 1343 }
1263} 1344}
1345
1346#if ENABLE_FRILLS
1347void
1348rxvt_term::scr_erase_savelines () NOTHROW
1349{
1350 want_refresh = 1;
1351 ZERO_SCROLLBACK ();
1352
1353 top_row = 0;
1354}
1355#endif
1264 1356
1265/* ------------------------------------------------------------------------- */ 1357/* ------------------------------------------------------------------------- */
1266/* 1358/*
1267 * Fill the screen with `E's 1359 * Fill the screen with `E's
1268 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1360 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1269 */ 1361 */
1270void 1362void
1271rxvt_term::scr_E () 1363rxvt_term::scr_E () NOTHROW
1272{ 1364{
1273 int i, j, k; 1365 rend_t fs;
1274 rend_t *r1, fs;
1275 1366
1276 want_refresh = 1; 1367 want_refresh = 1;
1368 ZERO_SCROLLBACK ();
1369
1277 num_scr_allow = 0; 1370 num_scr_allow = 0;
1278 ZERO_SCROLLBACK ();
1279 selection_check (3); 1371 selection_check (3);
1280 1372
1281 fs = SET_FONT (rstyle, TermWin.fontset->find_font ('E')); 1373 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1282 for (k = TermWin.saveLines, i = TermWin.nrow; i--; k++) 1374 for (int row = nrow; row--; )
1283 { 1375 {
1284 screen.tlen[k] = TermWin.ncol; /* make the `E's selectable */ 1376 line_t &line = ROW(row);
1377
1285 fill_text (screen.text[k], 'E', TermWin.ncol); 1378 fill_text (line.t, 'E', ncol);
1286 for (r1 = screen.rend[k], j = TermWin.ncol; j--; ) 1379 rend_t *r1 = line.r;
1380
1381 for (int j = ncol; j--; )
1287 *r1++ = fs; 1382 *r1++ = fs;
1383
1384 line.is_longer (0);
1385 line.touch (ncol);
1288 } 1386 }
1289} 1387}
1290 1388
1291/* ------------------------------------------------------------------------- */ 1389/* ------------------------------------------------------------------------- */
1292/* 1390/*
1293 * Insert/Delete <count> lines 1391 * Insert/Delete <count> lines
1294 */ 1392 */
1295void 1393void
1296rxvt_term::scr_insdel_lines (int count, int insdel) 1394rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1297{ 1395{
1298 int end; 1396 int end;
1299 1397
1300 ZERO_SCROLLBACK (); 1398 ZERO_SCROLLBACK ();
1301 1399
1302 selection_check (1); 1400 selection_check (1);
1303 1401
… …
1310 if (insdel == DELETE) 1408 if (insdel == DELETE)
1311 return; 1409 return;
1312 else if (insdel == INSERT) 1410 else if (insdel == INSERT)
1313 count = end; 1411 count = end;
1314 } 1412 }
1315 screen.flags &= ~Screen_WrapNext;
1316 1413
1414 scr_do_wrap ();
1415
1317 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count, 0); 1416 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1318} 1417}
1319 1418
1320/* ------------------------------------------------------------------------- */ 1419/* ------------------------------------------------------------------------- */
1321/* 1420/*
1322 * Insert/Delete <count> characters from the current position 1421 * Insert/Delete <count> characters from the current position
1323 */ 1422 */
1324void 1423void
1325rxvt_term::scr_insdel_chars (int count, int insdel) 1424rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1326{ 1425{
1327 int col, row; 1426 int col, row;
1328 rend_t tr; 1427 rend_t tr;
1329 text_t *stp;
1330 rend_t *srp;
1331 int16_t *slp;
1332 1428
1333 want_refresh = 1; 1429 want_refresh = 1;
1334 ZERO_SCROLLBACK (); 1430 ZERO_SCROLLBACK ();
1335 1431
1336 if (count <= 0) 1432 if (count <= 0)
1337 return; 1433 return;
1338 1434
1435 scr_do_wrap ();
1436
1339 selection_check (1); 1437 selection_check (1);
1340 MIN_IT (count, (TermWin.ncol - screen.cur.col)); 1438 min_it (count, ncol - screen.cur.col);
1341 1439
1342 row = screen.cur.row + TermWin.saveLines;
1343 screen.flags &= ~Screen_WrapNext;
1344
1345 stp = screen.text[row];
1346 srp = screen.rend[row]; 1440 row = screen.cur.row;
1347 slp = & (screen.tlen[row]); 1441
1442 line_t *line = &ROW(row);
1443
1444 line->touch ();
1445 line->is_longer (0);
1446
1348 switch (insdel) 1447 switch (insdel)
1349 { 1448 {
1350 case INSERT: 1449 case INSERT:
1351 for (col = TermWin.ncol - 1; (col - count) >= screen.cur.col; 1450 for (col = ncol - 1; (col - count) >= screen.cur.col; col--)
1352 col--)
1353 { 1451 {
1354 stp[col] = stp[col - count]; 1452 line->t[col] = line->t[col - count];
1355 srp[col] = srp[col - count]; 1453 line->r[col] = line->r[col - count];
1356 } 1454 }
1357 if (*slp != -1) 1455
1358 { 1456 line->l = min (line->l + count, ncol);
1359 *slp += count; 1457
1360 MIN_IT (*slp, TermWin.ncol);
1361 }
1362 if (selection.op && current_screen == selection.screen 1458 if (selection.op && current_screen == selection.screen
1363 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1459 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1364 { 1460 {
1365 if (selection.end.row != screen.cur.row 1461 if (selection.end.row != screen.cur.row
1366 || (selection.end.col + count >= TermWin.ncol)) 1462 || (selection.end.col + count >= ncol))
1367 CLEAR_SELECTION (); 1463 CLEAR_SELECTION ();
1368 else 1464 else
1369 { /* shift selection */ 1465 { /* shift selection */
1370 selection.beg.col += count; 1466 selection.beg.col += count;
1371 selection.mark.col += count; /* XXX: yes? */ 1467 selection.mark.col += count; /* XXX: yes? */
1372 selection.end.col += count; 1468 selection.end.col += count;
1373 } 1469 }
1374 } 1470 }
1375 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1471
1376 (unsigned int)count, rstyle); 1472 scr_blank_line (*line, screen.cur.col, count, rstyle);
1377 break; 1473 break;
1474
1378 case ERASE: 1475 case ERASE:
1379 screen.cur.col += count; /* don't worry if > TermWin.ncol */ 1476 screen.cur.col += count; /* don't worry if > ncol */
1380 selection_check (1); 1477 selection_check (1);
1381 screen.cur.col -= count; 1478 screen.cur.col -= count;
1382 scr_blank_line (& (stp[screen.cur.col]), & (srp[screen.cur.col]), 1479
1383 (unsigned int)count, rstyle); 1480 line->l = max (line->l - count, 0);
1481 scr_blank_line (*line, screen.cur.col, count, rstyle);
1384 break; 1482 break;
1483
1385 case DELETE: 1484 case DELETE:
1386 tr = srp[TermWin.ncol - 1]
1387 & (RS_fgMask | RS_bgMask | RS_baseattrMask); 1485 tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1486
1388 for (col = screen.cur.col; (col + count) < TermWin.ncol; col++) 1487 for (col = screen.cur.col; (col + count) < ncol; col++)
1389 { 1488 {
1390 stp[col] = stp[col + count]; 1489 line->t[col] = line->t[col + count];
1391 srp[col] = srp[col + count]; 1490 line->r[col] = line->r[col + count];
1392 } 1491 }
1393 scr_blank_line (& (stp[TermWin.ncol - count]), 1492
1394 & (srp[TermWin.ncol - count]), 1493 line->l = max (line->l - count, 0);
1395 (unsigned int)count, tr); 1494 scr_blank_line (*line, ncol - count, count, tr);
1396 if (*slp == -1) /* break line continuation */ 1495
1397 *slp = TermWin.ncol;
1398 *slp -= count;
1399 MAX_IT (*slp, 0);
1400 if (selection.op && current_screen == selection.screen 1496 if (selection.op && current_screen == selection.screen
1401 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)) 1497 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1402 { 1498 {
1403 if (selection.end.row != screen.cur.row 1499 if (selection.end.row != screen.cur.row
1404 || (screen.cur.col >= selection.beg.col - count) 1500 || (screen.cur.col >= selection.beg.col - count)
1405 || selection.end.col >= TermWin.ncol) 1501 || selection.end.col >= ncol)
1406 CLEAR_SELECTION (); 1502 CLEAR_SELECTION ();
1407 else 1503 else
1408 { 1504 {
1409 /* shift selection */ 1505 /* shift selection */
1410 selection.beg.col -= count; 1506 selection.beg.col -= count;
1411 selection.mark.col -= count; /* XXX: yes? */ 1507 selection.mark.col -= count; /* XXX: yes? */
1412 selection.end.col -= count; 1508 selection.end.col -= count;
1413 } 1509 }
1414 } 1510 }
1511
1415 break; 1512 break;
1416 } 1513 }
1417} 1514}
1418 1515
1419/* ------------------------------------------------------------------------- */ 1516/* ------------------------------------------------------------------------- */
1420/* 1517/*
1421 * Set the scrolling region 1518 * Set the scrolling region
1422 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1519 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1423 */ 1520 */
1424void 1521void
1425rxvt_term::scr_scroll_region (int top, int bot) 1522rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1426{ 1523{
1427 MAX_IT (top, 0); 1524 max_it (top, 0);
1428 MIN_IT (bot, (int)TermWin.nrow - 1); 1525 min_it (bot, nrow - 1);
1526
1429 if (top > bot) 1527 if (top > bot)
1430 return; 1528 return;
1529
1431 screen.tscroll = top; 1530 screen.tscroll = top;
1432 screen.bscroll = bot; 1531 screen.bscroll = bot;
1433 scr_gotorc (0, 0, 0); 1532 scr_gotorc (0, 0, 0);
1434} 1533}
1435 1534
… …
1438 * Make the cursor visible/invisible 1537 * Make the cursor visible/invisible
1439 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1538 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1440 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1539 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1441 */ 1540 */
1442void 1541void
1443rxvt_term::scr_cursor_visible (int mode) 1542rxvt_term::scr_cursor_visible (int mode) NOTHROW
1444{ 1543{
1445 want_refresh = 1; 1544 want_refresh = 1;
1545
1446 if (mode) 1546 if (mode)
1447 screen.flags |= Screen_VisibleCursor; 1547 screen.flags |= Screen_VisibleCursor;
1448 else 1548 else
1449 screen.flags &= ~Screen_VisibleCursor; 1549 screen.flags &= ~Screen_VisibleCursor;
1450} 1550}
… …
1454 * Set/unset automatic wrapping 1554 * Set/unset automatic wrapping
1455 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1555 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1456 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1556 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1457 */ 1557 */
1458void 1558void
1459rxvt_term::scr_autowrap (int mode) 1559rxvt_term::scr_autowrap (int mode) NOTHROW
1460{ 1560{
1461 if (mode) 1561 if (mode)
1462 screen.flags |= Screen_Autowrap; 1562 screen.flags |= Screen_Autowrap;
1463 else 1563 else
1464 screen.flags &= ~ (Screen_Autowrap | Screen_WrapNext); 1564 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1465} 1565}
1466 1566
1467/* ------------------------------------------------------------------------- */ 1567/* ------------------------------------------------------------------------- */
1468/* 1568/*
1469 * Set/unset margin origin mode 1569 * Set/unset margin origin mode
… …
1473 * and the cursor cannot be moved outside. 1573 * and the cursor cannot be moved outside.
1474 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1574 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1475 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1575 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1476 */ 1576 */
1477void 1577void
1478rxvt_term::scr_relative_origin (int mode) 1578rxvt_term::scr_relative_origin (int mode) NOTHROW
1479{ 1579{
1480 if (mode) 1580 if (mode)
1481 screen.flags |= Screen_Relative; 1581 screen.flags |= Screen_Relative;
1482 else 1582 else
1483 screen.flags &= ~Screen_Relative; 1583 screen.flags &= ~Screen_Relative;
1584
1484 scr_gotorc (0, 0, 0); 1585 scr_gotorc (0, 0, 0);
1485} 1586}
1486 1587
1487/* ------------------------------------------------------------------------- */ 1588/* ------------------------------------------------------------------------- */
1488/* 1589/*
1489 * Set insert/replace mode 1590 * Set insert/replace mode
1490 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1591 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1491 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1592 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1492 */ 1593 */
1493void 1594void
1494rxvt_term::scr_insert_mode (int mode) 1595rxvt_term::scr_insert_mode (int mode) NOTHROW
1495{ 1596{
1496 if (mode) 1597 if (mode)
1497 screen.flags |= Screen_Insert; 1598 screen.flags |= Screen_Insert;
1498 else 1599 else
1499 screen.flags &= ~Screen_Insert; 1600 screen.flags &= ~Screen_Insert;
… …
1505 * XTERM_SEQ: Set tab at current column : ESC H 1606 * XTERM_SEQ: Set tab at current column : ESC H
1506 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1607 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1507 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1608 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1508 */ 1609 */
1509void 1610void
1510rxvt_term::scr_set_tab (int mode) 1611rxvt_term::scr_set_tab (int mode) NOTHROW
1511{ 1612{
1512 if (mode < 0) 1613 if (mode < 0)
1513 MEMSET (tabs, 0, TermWin.ncol * sizeof (char)); 1614 memset (tabs, 0, ncol * sizeof (char));
1514 else if (screen.cur.col < TermWin.ncol) 1615 else if (screen.cur.col < ncol)
1515 tabs[screen.cur.col] = (mode ? 1 : 0); 1616 tabs [screen.cur.col] = !!mode;
1516} 1617}
1517 1618
1518/* ------------------------------------------------------------------------- */ 1619/* ------------------------------------------------------------------------- */
1519/* 1620/*
1520 * Set reverse/normal video 1621 * Set reverse/normal video
1521 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1622 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1522 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1623 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1523 */ 1624 */
1524void 1625void
1525rxvt_term::scr_rvideo_mode (int mode) 1626rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1526{ 1627{
1527 XGCValues gcvalue; 1628 rvideo_mode = on;
1528 1629
1630#ifndef NO_BELL
1631 on ^= rvideo_bell;
1632#endif
1633
1529 if (rvideo != mode) 1634 if (rvideo_state != on)
1530 { 1635 {
1531 rvideo = mode; 1636 rvideo_state = on;
1532 SWAP_IT (PixColors[Color_fg], PixColors[Color_bg], rxvt_color); 1637
1638 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1533#if defined(XPM_BACKGROUND) 1639#if XPM_BACKGROUND
1534 if (bgPixmap.pixmap == None) 1640 if (bgPixmap.pixmap == None)
1535#endif 1641#endif
1536#if defined(TRANSPARENT) 1642#if TRANSPARENT
1537 if (! (Options & Opt_transparent) || am_transparent == 0) 1643 if (!OPTION (Opt_transparent) || am_transparent == 0)
1538#endif 1644#endif
1539 XSetWindowBackground (display->display, TermWin.vt, 1645 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
1540 PixColors[Color_bg]);
1541 1646
1647 XGCValues gcvalue;
1542 gcvalue.foreground = PixColors[Color_fg]; 1648 gcvalue.foreground = pix_colors[Color_fg];
1543 gcvalue.background = PixColors[Color_bg]; 1649 gcvalue.background = pix_colors[Color_bg];
1544 XChangeGC (display->display, TermWin.gc, GCBackground | GCForeground, 1650 XChangeGC (display->display, gc, GCBackground | GCForeground, &gcvalue);
1545 &gcvalue); 1651
1546 scr_clear (); 1652 scr_clear ();
1547 scr_touch (true); 1653 scr_touch (true);
1548 } 1654 }
1549} 1655}
1550 1656
… …
1552/* 1658/*
1553 * Report current cursor position 1659 * Report current cursor position
1554 * XTERM_SEQ: Report position: ESC [ 6 n 1660 * XTERM_SEQ: Report position: ESC [ 6 n
1555 */ 1661 */
1556void 1662void
1557rxvt_term::scr_report_position () 1663rxvt_term::scr_report_position () NOTHROW
1558{ 1664{
1559 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1); 1665 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1560} 1666}
1561 1667
1562/* ------------------------------------------------------------------------- * 1668/* ------------------------------------------------------------------------- *
… …
1565 1671
1566/* 1672/*
1567 * Set font style 1673 * Set font style
1568 */ 1674 */
1569void 1675void
1570rxvt_term::set_font_style () 1676rxvt_term::set_font_style () NOTHROW
1571{ 1677{
1678#if 0
1572 switch (charsets[screen.charset]) 1679 switch (charsets [screen.charset])
1573 { 1680 {
1574 case '0': /* DEC Special Character & Line Drawing Set */ 1681 case '0': /* DEC Special Character & Line Drawing Set */
1575 break; 1682 break;
1576 case 'A': /* United Kingdom (UK) */ 1683 case 'A': /* United Kingdom (UK) */
1577 break; 1684 break;
… …
1584 case 'C': /* Finnish character set */ 1691 case 'C': /* Finnish character set */
1585 break; 1692 break;
1586 case 'K': /* German character set */ 1693 case 'K': /* German character set */
1587 break; 1694 break;
1588 } 1695 }
1696#endif
1589} 1697}
1590 1698
1591/* ------------------------------------------------------------------------- */ 1699/* ------------------------------------------------------------------------- */
1592/* 1700/*
1593 * Choose a font 1701 * Choose a font
… …
1595 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1703 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1596 * XTERM_SEQ: Invoke G2 character set: ESC N 1704 * XTERM_SEQ: Invoke G2 character set: ESC N
1597 * XTERM_SEQ: Invoke G3 character set: ESC O 1705 * XTERM_SEQ: Invoke G3 character set: ESC O
1598 */ 1706 */
1599void 1707void
1600rxvt_term::scr_charset_choose (int set) 1708rxvt_term::scr_charset_choose (int set) NOTHROW
1601 { 1709{
1602 screen.charset = set; 1710 screen.charset = set;
1603 set_font_style (); 1711 set_font_style ();
1604 } 1712}
1605 1713
1606/* ------------------------------------------------------------------------- */ 1714/* ------------------------------------------------------------------------- */
1607/* 1715/*
1608 * Set a font 1716 * Set a font
1609 * XTERM_SEQ: Set G0 character set: ESC ( <C> 1717 * XTERM_SEQ: Set G0 character set: ESC ( <C>
… …
1611 * XTERM_SEQ: Set G2 character set: ESC * <C> 1719 * XTERM_SEQ: Set G2 character set: ESC * <C>
1612 * XTERM_SEQ: Set G3 character set: ESC + <C> 1720 * XTERM_SEQ: Set G3 character set: ESC + <C>
1613 * See set_font_style for possible values for <C> 1721 * See set_font_style for possible values for <C>
1614 */ 1722 */
1615void 1723void
1616rxvt_term::scr_charset_set (int set, unsigned int ch) 1724rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1617 { 1725{
1618 charsets[set] = (unsigned char)ch; 1726 charsets[set] = (unsigned char)ch;
1619 set_font_style (); 1727 set_font_style ();
1620 } 1728}
1621 1729
1622 1730
1623/* ------------------------------------------------------------------------- * 1731/* ------------------------------------------------------------------------- *
1624 * MAJOR SCREEN MANIPULATION * 1732 * MAJOR SCREEN MANIPULATION *
1625 * ------------------------------------------------------------------------- */ 1733 * ------------------------------------------------------------------------- */
1626 1734
1627/* 1735/*
1628 * refresh matching text. 1736 * refresh matching text.
1629 */ 1737 */
1630bool 1738bool
1631rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) 1739rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1632{ 1740{
1633 bool found = false; 1741 bool found = false;
1634 1742
1635 for (int i = 0; i < TermWin.nrow; i++) 1743 for (int i = 0; i < nrow; i++)
1636 { 1744 {
1637 int col = 0; 1745 int col = 0;
1638 rend_t *drp = drawn_rend [i]; 1746 rend_t *drp = drawn_buf[i].r;
1639 1747
1640 for (; col < TermWin.ncol; col++, drp++) 1748 for (; col < ncol; col++, drp++)
1641 if ((*drp & mask) == value) 1749 if ((*drp & mask) == value)
1642 { 1750 {
1643 found = true; 1751 found = true;
1644 *drp = ~value; 1752 *drp = ~value;
1645 } 1753 }
… …
1656 PART_END, 1764 PART_END,
1657 RC_COUNT 1765 RC_COUNT
1658}; 1766};
1659 1767
1660void 1768void
1661rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1769rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1662{ 1770{
1663 int i; 1771 int i;
1664 row_col_t rc[RC_COUNT]; 1772 row_col_t rc[RC_COUNT];
1665 1773
1666 if (drawn_text == NULL) /* sanity check */ 1774 if (!drawn_buf) /* sanity check */
1667 return; 1775 return;
1668 1776
1669#ifdef DEBUG_STRICT 1777#ifndef NO_SLOW_LINK_SUPPORT
1670 x = max (x, (int)TermWin.int_bwidth); 1778 if (refresh_type == FAST_REFRESH && !display->is_local)
1671 x = min (x, (int)TermWin.width); 1779 {
1672 y = max (y, (int)TermWin.int_bwidth); 1780 y = 0;
1673 y = min (y, (int)TermWin.height); 1781 eheight = height;
1782 }
1674#endif 1783#endif
1675 1784
1676 /* round down */ 1785 /* round down */
1677 rc[PART_BEG].col = Pixel2Col (x); 1786 rc[PART_BEG].col = Pixel2Col (x);
1678 rc[PART_BEG].row = Pixel2Row (y); 1787 rc[PART_BEG].row = Pixel2Row (y);
1679 /* round up */ 1788 /* round up */
1680 rc[PART_END].col = Pixel2Width (x + width + TermWin.fwidth - 1); 1789 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1681 rc[PART_END].row = Pixel2Row (y + height + TermWin.fheight - 1); 1790 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1682 1791
1683 /* sanity checks */ 1792 /* sanity checks */
1684 for (i = PART_BEG; i < RC_COUNT; i++) 1793 for (i = PART_BEG; i < RC_COUNT; i++)
1685 { 1794 {
1686 MIN_IT (rc[i].col, TermWin.ncol - 1); 1795 min_it (rc[i].col, ncol - 1);
1687 MIN_IT (rc[i].row, TermWin.nrow - 1); 1796 min_it (rc[i].row, nrow - 1);
1688 } 1797 }
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 1798
1692 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1799 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1693 fill_text (& (drawn_text[i][rc[PART_BEG].col]), 0, 1800 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)); 1801
1802 num_scr_allow = 0;
1695 1803
1696 if (refresh) 1804 if (refresh)
1697 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1805 scr_refresh ();
1698} 1806}
1699 1807
1700/* ------------------------------------------------------------------------- */ 1808/* ------------------------------------------------------------------------- */
1701/* 1809/*
1702 * Refresh the entire screen 1810 * Refresh the entire screen
1703 */ 1811 */
1704void 1812void
1705rxvt_term::scr_touch (bool refresh) 1813rxvt_term::scr_touch (bool refresh) NOTHROW
1706{ 1814{
1707 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1815 scr_expose (0, 0, width, height, refresh);
1708} 1816}
1709 1817
1710/* ------------------------------------------------------------------------- */ 1818/* ------------------------------------------------------------------------- */
1711/* 1819/*
1712 * Move the display so that the line represented by scrollbar value Y is at 1820 * Move the display so that the line represented by scrollbar value Y is at
1713 * the top of the screen 1821 * the top of the screen
1714 */ 1822 */
1715int 1823void
1716rxvt_term::scr_move_to (int y, int len) 1824rxvt_term::scr_move_to (int y, int len) NOTHROW
1717{ 1825{
1718 long p = 0; 1826 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} 1827}
1733 1828
1734/* ------------------------------------------------------------------------- */ 1829/* ------------------------------------------------------------------------- */
1735/* 1830/*
1736 * Page the screen up/down nlines 1831 * Page the screen up/down nlines
1737 * direction should be UP or DN 1832 * direction should be UP or DN
1738 */ 1833 */
1739int 1834bool
1740rxvt_term::scr_page (enum page_dirn direction, int nlines) 1835rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1741{ 1836{
1742 int n; 1837 int new_view_start =
1743 uint16_t oldviewstart; 1838 direction == UP ? view_start - nlines
1839 : view_start + nlines;
1744 1840
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); 1841 return scr_changeview (new_view_start);
1761} 1842}
1762 1843
1763int 1844bool
1764rxvt_term::scr_changeview (uint16_t oldviewstart) 1845rxvt_term::scr_changeview (int new_view_start) NOTHROW
1765{ 1846{
1847 clamp_it (new_view_start, top_row, 0);
1848
1766 if (TermWin.view_start != oldviewstart) 1849 if (new_view_start == view_start)
1767 { 1850 return false;
1851
1852 num_scr += new_view_start - view_start;
1853 view_start = new_view_start;
1768 want_refresh = 1; 1854 want_refresh = 1;
1769 num_scr -= (TermWin.view_start - oldviewstart);
1770 }
1771 return (int) (TermWin.view_start - oldviewstart);
1772}
1773 1855
1774/* ------------------------------------------------------------------------- */ 1856 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1775void 1857
1776rxvt_term::scr_bell () 1858 return true;
1777{ 1859}
1860
1778#ifndef NO_BELL 1861#ifndef NO_BELL
1862void
1863rxvt_term::bell_cb (time_watcher &w)
1864{
1865 rvideo_bell = false;
1866 scr_rvideo_mode (rvideo_mode);
1867}
1868#endif
1869
1870/* ------------------------------------------------------------------------- */
1871void
1872rxvt_term::scr_bell () NOTHROW
1873{
1874#ifndef NO_BELL
1875
1779# ifndef NO_MAPALERT 1876# ifndef NO_MAPALERT
1780# ifdef MAPALERT_OPTION 1877# ifdef MAPALERT_OPTION
1781 if (Options & Opt_mapAlert) 1878 if (OPTION (Opt_mapAlert))
1782# endif 1879# endif
1783 XMapWindow (display->display, TermWin.parent[0]); 1880 XMapWindow (display->display, parent[0]);
1784# endif 1881# endif
1785 if (Options & Opt_visualBell) 1882
1883 if (OPTION (Opt_visualBell))
1786 { 1884 {
1787 scr_rvideo_mode (!rvideo); /* refresh also done */ 1885 rvideo_bell = true;
1788 scr_rvideo_mode (!rvideo); /* refresh also done */ 1886 scr_rvideo_mode (rvideo_mode);
1887 display->flush ();
1888
1889 bell_ev.start (NOW + VISUAL_BELL_DURATION);
1789 } 1890 }
1790 else 1891 else
1791 XBell (display->display, 0); 1892 XBell (display->display, 0);
1893
1792#endif 1894#endif
1793} 1895}
1794 1896
1795/* ------------------------------------------------------------------------- */ 1897/* ------------------------------------------------------------------------- */
1796/* ARGSUSED */ 1898/* ARGSUSED */
1797void 1899void
1798rxvt_term::scr_printscreen (int fullhist) 1900rxvt_term::scr_printscreen (int fullhist) NOTHROW
1799{ 1901{
1800#ifdef PRINTPIPE 1902#ifdef PRINTPIPE
1801 int i, r1, nrows, row_offset; 1903 int nrows, row_start;
1802 text_t *t; 1904 FILE *fd;
1803 FILE *fd;
1804 1905
1805 if ((fd = popen_printer ()) == NULL) 1906 if ((fd = popen_printer ()) == NULL)
1806 return; 1907 return;
1807 nrows = TermWin.nrow; 1908
1808 row_offset = TermWin.saveLines;
1809 if (!fullhist) 1909 if (fullhist)
1810 row_offset -= TermWin.view_start; 1910 {
1911 nrows = nrow - top_row;
1912 row_start = top_row;
1913 }
1811 else 1914 else
1812 { 1915 {
1813 nrows += TermWin.nscrolled; 1916 nrows = nrow;
1814 row_offset -= TermWin.nscrolled; 1917 row_start = view_start;
1815 } 1918 }
1816 1919
1920 wctomb (0, 0);
1921
1817 for (r1 = 0; r1 < nrows; r1++) 1922 for (int r1 = 0; r1 < nrows; r1++)
1818 {
1819 t = screen.text[r1 + row_offset];
1820 for (i = TermWin.ncol - 1; i >= 0; i--)
1821 if (!isspace (t[i]))
1822 break;
1823 fprintf (fd, "%.*s\n", (i + 1), t);
1824 } 1923 {
1924 text_t *tp = ROW(r1).t;
1925 int len = ROW(r1).l;
1926
1927 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1928 {
1929 char mb[MB_LEN_MAX];
1930 text_t t = *tp++;
1931 if (t == NOCHAR)
1932 continue;
1933
1934 len = wctomb (mb, t);
1935
1936 if (len <= 0)
1937 {
1938 mb[0] = ' ';
1939 len = 1;
1940 }
1941
1942 fwrite (mb, 1, len, fd);
1943 }
1944
1945 fputc ('\n', fd);
1946 }
1947
1825 pclose_printer (fd); 1948 pclose_printer (fd);
1826#endif 1949#endif
1827} 1950}
1828 1951
1829/* ------------------------------------------------------------------------- */ 1952/* ------------------------------------------------------------------------- */
1830/* 1953/*
1831 * Refresh the screen 1954 * Refresh the screen
1832 * drawn_text/drawn_rend contain the screen information before the update. 1955 * drawn_text/drawn_rend contain the screen information before the update.
1833 * screen.text/screen.rend contain what the screen will change to. 1956 * screen.text/screen.rend contain what the screen will change to.
1834 */ 1957 */
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 1958void
1846rxvt_term::scr_refresh (unsigned char refresh_type) 1959rxvt_term::scr_refresh () NOTHROW
1847{ 1960{
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 */ 1961 unsigned char must_clear, /* use draw_string not draw_image_string */
1851 rvid, /* reverse video this position */
1852 showcursor; /* show the cursor */ 1962 showcursor; /* show the cursor */
1853 int16_t col, row, /* column/row we're processing */ 1963 int16_t col, row, /* column/row we're processing */
1854 ocrow; /* old cursor row */ 1964 ocrow; /* old cursor row */
1855 int i, /* tmp */ 1965 int i; /* tmp */
1856 row_offset; /* basic offset in screen structure */
1857#ifndef NO_CURSORCOLOR 1966#ifndef NO_CURSORCOLOR
1858 rend_t cc1; /* store colours at cursor position (s) */ 1967 rend_t cc1; /* store colours at cursor position (s) */
1859#endif 1968#endif
1860 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1969 rend_t *crp; // cursor rendition pointer
1861 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */
1862 1970
1971 want_refresh = 0; /* screen is current */
1972
1863 if (refresh_type == NO_REFRESH || !TermWin.mapped) 1973 if (refresh_type == NO_REFRESH || !mapped)
1864 return; 1974 return;
1865 1975
1866 /* 1976 /*
1867 * A: set up vars 1977 * A: set up vars
1868 */ 1978 */
1869 clearfirst = clearlast = must_clear = 0; 1979 must_clear = 0;
1870
1871 refresh_count = 0; 1980 refresh_count = 0;
1872 1981
1873 row_offset = TermWin.saveLines - TermWin.view_start;
1874
1875 if ((refresh_type & REFRESH_BOUNDS))
1876 {
1877 clearfirst = clearlast = 1;
1878 refresh_type &= ~REFRESH_BOUNDS;
1879 }
1880
1881#ifdef XPM_BACKGROUND 1982#if XPM_BACKGROUND
1882 must_clear |= (bgPixmap.pixmap != None); 1983 must_clear |= bgPixmap.pixmap != None;
1883#endif 1984#endif
1884#ifdef TRANSPARENT 1985#if TRANSPARENT
1885 must_clear |= ((Options & Opt_transparent) && am_transparent); 1986 must_clear |= OPTION (Opt_transparent) && am_transparent;
1886#endif 1987#endif
1887 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */ 1988 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1888 1989
1889 /* 1990 /*
1890 * B: reverse any characters which are selected 1991 * B: reverse any characters which are selected
… …
1893 1994
1894 /* 1995 /*
1895 * C: set the cursor character (s) 1996 * C: set the cursor character (s)
1896 */ 1997 */
1897 { 1998 {
1898 unsigned char setoldcursor; 1999 unsigned char setoldcursor;
1899 rend_t ccol1, /* Cursor colour */ 2000 rend_t ccol1, /* Cursor colour */
1900 ccol2; /* Cursor colour2 */ 2001 ccol2; /* Cursor colour2 */
1901 2002
1902 showcursor = (screen.flags & Screen_VisibleCursor); 2003 showcursor = (screen.flags & Screen_VisibleCursor);
1903#ifdef CURSOR_BLINK 2004#ifdef CURSOR_BLINK
1904 if (hidden_cursor) 2005 if (hidden_cursor)
1905 showcursor = 0; 2006 showcursor = 0;
1906#endif 2007#endif
1907 2008
1908 if (showcursor) 2009 if (showcursor)
1909 { 2010 {
1910 srp = & (screen.rend[screen.cur.row + TermWin.saveLines] 2011 int col = screen.cur.col;
1911 [screen.cur.col]);
1912 2012
2013 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2014 col--;
2015
2016 crp = &ROW(screen.cur.row).r[col];
2017
1913 if (showcursor && TermWin.focus) 2018 if (showcursor && focus)
1914 { 2019 {
2020 if (OPTION (Opt_cursorUnderline))
2021 *crp ^= RS_Uline;
2022 else
2023 {
1915 *srp ^= RS_RVid; 2024 *crp ^= RS_RVid;
2025
1916#ifndef NO_CURSORCOLOR 2026#ifndef NO_CURSORCOLOR
1917 cc1 = *srp & (RS_fgMask | RS_bgMask); 2027 cc1 = *crp & (RS_fgMask | RS_bgMask);
1918 if (ISSET_PIXCOLOR (Color_cursor)) 2028 if (ISSET_PIXCOLOR (Color_cursor))
1919 ccol1 = Color_cursor; 2029 ccol1 = Color_cursor;
1920 else 2030 else
1921#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2031#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1922 ccol1 = GET_FGCOLOR (rstyle); 2032 ccol1 = fgcolor_of (rstyle);
1923#else 2033#else
1924 ccol1 = Color_fg; 2034 ccol1 = Color_fg;
1925#endif 2035#endif
1926 if (ISSET_PIXCOLOR (Color_cursor2)) 2036 if (ISSET_PIXCOLOR (Color_cursor2))
1927 ccol2 = Color_cursor2; 2037 ccol2 = Color_cursor2;
1928 else 2038 else
1929#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2039#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1930 ccol2 = GET_BGCOLOR (rstyle); 2040 ccol2 = bgcolor_of (rstyle);
1931#else 2041#else
1932 ccol2 = Color_bg; 2042 ccol2 = Color_bg;
1933#endif 2043#endif
1934 *srp = SET_FGCOLOR (*srp, ccol1); 2044 *crp = SET_FGCOLOR (*crp, ccol1);
1935 *srp = SET_BGCOLOR (*srp, ccol2); 2045 *crp = SET_BGCOLOR (*crp, ccol2);
1936#endif 2046#endif
2047 }
1937 } 2048 }
1938 } 2049 }
1939 2050
1940 /* make sure no outline cursor is left around */ 2051 /* make sure no outline cursor is left around */
1941 setoldcursor = 0; 2052 setoldcursor = 0;
1942 if (ocrow != -1) 2053 if (ocrow != -1)
1943 { 2054 {
1944 if (screen.cur.row + TermWin.view_start != ocrow 2055 if (screen.cur.row - view_start != ocrow
1945 || screen.cur.col != oldcursor.col) 2056 || screen.cur.col != oldcursor.col)
1946 { 2057 {
1947 if (ocrow < TermWin.nrow 2058 if (ocrow < nrow
1948 && oldcursor.col < TermWin.ncol) 2059 && oldcursor.col < ncol)
1949 {
1950 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline); 2060 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
1951 } 2061
1952 if (TermWin.focus || !showcursor) 2062 if (focus || !showcursor)
1953 oldcursor.row = -1; 2063 oldcursor.row = -1;
1954 else 2064 else
1955 setoldcursor = 1; 2065 setoldcursor = 1;
1956 } 2066 }
1957 } 2067 }
1958 else if (!TermWin.focus) 2068 else if (!focus)
1959 setoldcursor = 1; 2069 setoldcursor = 1;
2070
1960 if (setoldcursor) 2071 if (setoldcursor)
1961 { 2072 {
1962 if (screen.cur.row + TermWin.view_start >= TermWin.nrow) 2073 if (screen.cur.row - view_start >= nrow)
1963 oldcursor.row = -1; 2074 oldcursor.row = -1;
1964 else 2075 else
1965 { 2076 {
1966 oldcursor.row = screen.cur.row + TermWin.view_start; 2077 oldcursor.row = screen.cur.row - view_start;
1967 oldcursor.col = screen.cur.col; 2078 oldcursor.col = screen.cur.col;
1968 } 2079 }
1969 } 2080 }
1970 } 2081 }
2082
2083 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2084#if ENABLE_OVERLAY
2085 scr_swap_overlay ();
2086#endif
1971 2087
1972#ifndef NO_SLOW_LINK_SUPPORT 2088#ifndef NO_SLOW_LINK_SUPPORT
1973 /* 2089 /*
1974 * D: CopyArea pass - very useful for slower links 2090 * D: CopyArea pass - very useful for slower links
1975 * This has been deliberately kept simple. 2091 * This has been deliberately kept simple.
1976 */ 2092 */
1977 i = num_scr; 2093 if (!display->is_local
1978 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2094 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1979 && abs (i) < TermWin.nrow && !must_clear) 2095 && abs (num_scr) < nrow && !must_clear)
1980 { 2096 {
1981 int16_t nits; 2097 int16_t nits;
1982 int j; 2098 int j;
1983 rend_t *drp2;
1984 text_t *dtp2;
1985 int len, wlen; 2099 int len, wlen;
2100 dLocal (int, num_scr);
1986 2101
1987 j = TermWin.nrow; 2102 j = nrow;
1988 wlen = len = -1; 2103 wlen = len = -1;
1989 row = i > 0 ? 0 : j - 1; 2104 row = i > 0 ? 0 : j - 1;
1990 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2105 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
1991 { 2106 {
1992 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2107 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
1993 { 2108 {
1994 stp = screen.text[row + row_offset]; 2109 line_t s = ROW(view_start + row);
1995 srp = screen.rend[row + row_offset];
1996 dtp = drawn_text[row]; 2110 line_t d = drawn_buf[row];
1997 dtp2 = drawn_text[row + i]; 2111 line_t d2 = drawn_buf[row + i];
1998 drp = drawn_rend[row];
1999 drp2 = drawn_rend[row + i];
2000 2112
2001 for (nits = 0, col = TermWin.ncol; col--; ) 2113 for (nits = 0, col = ncol; col--; )
2002 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2114 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2003 nits--; 2115 nits--;
2004 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2116 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2005 nits++; 2117 nits++;
2006 2118
2007 if (nits > 8) /* XXX: arbitrary choice */ 2119 if (nits > 8) /* XXX: arbitrary choice */
2008 { 2120 {
2009 for (col = TermWin.ncol; col--; ) 2121 for (col = ncol; col--; )
2010 { 2122 {
2011 *dtp++ = *dtp2++; 2123 *d.t++ = *d2.t++;
2012 *drp++ = *drp2++; 2124 *d.r++ = *d2.r++;
2013 } 2125 }
2014 2126
2015 if (len == -1) 2127 if (len == -1)
2016 len = row; 2128 len = row;
2017 2129
… …
2022 2134
2023 if (len != -1) 2135 if (len != -1)
2024 { 2136 {
2025 /* also comes here at end if needed because of >= above */ 2137 /* also comes here at end if needed because of >= above */
2026 if (wlen < len) 2138 if (wlen < len)
2027 SWAP_IT (wlen, len, int); 2139 ::swap (wlen, len);
2028 2140
2029 D_SCREEN ((stderr, "rxvt_scr_refresh (): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2030 XCopyArea (display->display, TermWin.vt, TermWin.vt, 2141 XCopyArea (display->display, vt, vt,
2031 TermWin.gc, 0, Row2Pixel (len + i), 2142 gc, 0, Row2Pixel (len + i),
2032 (unsigned int)TermWin_TotalWidth (), 2143 (unsigned int)this->width,
2033 (unsigned int)Height2Pixel (wlen - len + 1), 2144 (unsigned int)Height2Pixel (wlen - len + 1),
2034 0, Row2Pixel (len)); 2145 0, Row2Pixel (len));
2035 len = -1; 2146 len = -1;
2036 } 2147 }
2037 } 2148 }
… …
2039#endif 2150#endif
2040 2151
2041 /* 2152 /*
2042 * E: main pass across every character 2153 * E: main pass across every character
2043 */ 2154 */
2044 for (row = 0; row < TermWin.nrow; row++) 2155 for (row = 0; row < nrow; row++)
2045 { 2156 {
2046 stp = screen.text[row + row_offset]; 2157 text_t *stp = ROW(view_start + row).t;
2047 srp = screen.rend[row + row_offset]; 2158 rend_t *srp = ROW(view_start + row).r;
2048 dtp = drawn_text[row]; 2159 text_t *dtp = drawn_buf[row].t;
2049 drp = drawn_rend[row]; 2160 rend_t *drp = drawn_buf[row].r;
2050 2161
2051 /* 2162 /*
2052 * E2: OK, now the real pass 2163 * E2: OK, now the real pass
2053 */ 2164 */
2054 int ypixel = (int)Row2Pixel (row); 2165 int ypixel = (int)Row2Pixel (row);
2055 2166
2056 for (col = 0; col < TermWin.ncol; col++) 2167 for (col = 0; col < ncol; col++)
2057 { 2168 {
2058 /* compare new text with old - if exactly the same then continue */ 2169 /* compare new text with old - if exactly the same then continue */
2170 if (stp[col] == dtp[col] /* Must match characters to skip. */
2171 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2172 || (stp[col] == ' ' /* space w/ no background change */
2173 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2174 continue;
2175
2176 // redraw one or more characters
2177
2178 // seek to the beginning of wide characters
2179 while (stp[col] == NOCHAR && col > 0)
2180 --col;
2181
2059 rend_t rend = srp[col]; /* screen rendition (target rendtion) */ 2182 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2060
2061 if (stp[col] == dtp[col] /* Must match characters to skip. */
2062 && (rend == drp[col] /* Either rendition the same or */
2063 || (stp[col] == ' ' /* space w/ no background change */
2064 && GET_BGATTR (rend) == GET_BGATTR (drp[col]))))
2065 continue;
2066
2067 text_t *text = stp + col; 2183 text_t *text = stp + col;
2068 int count = 1; 2184 int count = 1;
2069 2185
2070 /* redraw one or more characters */
2071
2072 dtp[col] = stp[col]; 2186 dtp[col] = stp[col];
2073 drp[col] = rend; 2187 drp[col] = rend;
2074 2188
2075 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2076 continue;
2077
2078 int xpixel = Col2Pixel (col); 2189 int xpixel = Col2Pixel (col);
2079 2190
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; ) 2191 for (i = 0; ++col < ncol; )
2083 { 2192 {
2084 if (stp[col] == NOCHAR) 2193 if (stp[col] == NOCHAR)
2085 { 2194 {
2086 dtp[col] = stp[col]; 2195 dtp[col] = stp[col];
2087 drp[col] = rend; 2196 drp[col] = rend;
2088 count++; 2197 count++;
2089
2090 if (i) // only possible skip if char unchanged
2091 i++; 2198 i++;
2092 2199
2093 continue; 2200 continue;
2094 } 2201 }
2095 2202
2096 if (rend != srp[col]) 2203 if (!RS_SAME (rend, srp[col]))
2097 break; 2204 break;
2098 2205
2099 count++; 2206 count++;
2100 2207
2101 if (stp[col] != dtp[col] 2208 if (stp[col] != dtp[col]
2102 || srp[col] != drp[col]) 2209 || !RS_SAME (srp[col], drp[col]))
2103 { 2210 {
2104 if (must_clear && (i++ > (count / 2))) 2211 if (must_clear && (i++ > count / 2))
2105 break; 2212 break;
2106 2213
2107 dtp[col] = stp[col]; 2214 dtp[col] = stp[col];
2108 drp[col] = rend; 2215 drp[col] = rend;
2109 i = 0; 2216 i = 0;
2110 } 2217 }
2111 else if (must_clear || (stp[col] != ' ' && ++i >= 32)) 2218 else if (must_clear || (stp[col] != ' ' && ++i >= 16))
2112 break; 2219 break;
2113 } 2220 }
2114 2221
2115 col--; /* went one too far. move back */ 2222 col--; /* went one too far. move back */
2116 count -= i; /* dump any matching trailing chars */ 2223 count -= i; /* dump any matching trailing chars */
2224
2225 // sometimes we optimize away the trailing NOCHAR's, add them back
2226 while (i && text[count] == NOCHAR)
2227 count++, i--;
2117 2228
2118 /* 2229 /*
2119 * Determine the attributes for the string 2230 * Determine the attributes for the string
2120 */ 2231 */
2121 int fid = GET_FONT (rend);
2122 int fore = GET_FGCOLOR (rend); // desired foreground 2232 int fore = fgcolor_of (rend); // desired foreground
2123 int back = GET_BGCOLOR (rend); // desired background 2233 int back = bgcolor_of (rend); // desired background
2124 2234
2125 rend = GET_ATTR (rend); 2235 // only do special processing if any attributes are set, which is unlikely
2236 if (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful))
2237 {
2238#if ENABLE_STYLES
2239 // force redraw after "careful" characters to avoid pixel droppings
2240 if (srp[col] & RS_Careful && col < ncol - 1 && 0)
2241 drp[col + 1] = ~srp[col + 1];
2126 2242
2127 rvid = !!(rend & RS_RVid); 2243 // include previous careful character(s) if possible, looks nicer (best effort...)
2244 while (text > stp
2245 && srp[text - stp - 1] & RS_Careful
2246 && RS_SAME (rend, srp[text - stp - 1]))
2247 text--, count++, xpixel -= fwidth;
2248#endif
2249
2250 bool invert = rend & RS_RVid;
2128 2251
2129#ifndef NO_BOLD_UNDERLINE_REVERSE 2252#ifndef NO_BOLD_UNDERLINE_REVERSE
2130 if (rend & RS_Bold && fore == Color_fg) 2253 if (rend & RS_Bold
2254 && fore == Color_fg)
2131 { 2255 {
2132 if (ISSET_PIXCOLOR (Color_BD)) 2256 if (ISSET_PIXCOLOR (Color_BD))
2133 fore = Color_BD; 2257 fore = Color_BD;
2258# if !ENABLE_STYLES
2134 else 2259 else
2135 rvid = !rvid; 2260 invert = !invert;
2261# endif
2262 }
2263
2264 if (rend & RS_Italic
2265 && fore == Color_fg)
2266 {
2267 if (ISSET_PIXCOLOR (Color_IT))
2268 fore = Color_IT;
2269# if !ENABLE_STYLES
2270 else
2271 invert = !invert;
2272# endif
2273 }
2274
2275 if (rend & RS_Uline && ISSET_PIXCOLOR (Color_UL))
2276 fore = Color_UL;
2277#endif
2278
2279 if (invert)
2280 {
2281 ::swap (fore, back);
2282
2283#ifndef NO_BOLD_UNDERLINE_REVERSE
2284 if (ISSET_PIXCOLOR (Color_RV))
2285 back = Color_RV;
2286
2287 if (fore == back)
2288 {
2289 fore = Color_bg;
2290 back = Color_fg;
2291 }
2292#endif
2293 }
2294
2295#ifdef TEXT_BLINK
2296 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2297 {
2298 if (!text_blink_ev.active)
2299 {
2300 text_blink_ev.start (NOW + TEXT_BLINK_INTERVAL);
2301 hidden_text = 0;
2302 }
2303 else if (hidden_text)
2304 fore = back;
2305 }
2306#endif
2136 } 2307 }
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 2308
2172 /* 2309 /*
2173 * Actually do the drawing of the string here 2310 * Actually do the drawing of the string here
2174 */ 2311 */
2175 rxvt_font *font = (*TermWin.fontset)[fid]; 2312 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2176 2313
2177 if (back == fore) 2314 if (back == fore)
2178 font->clear_rect (*TermWin.drawable, xpixel, ypixel, 2315 font->clear_rect (*drawable, xpixel, ypixel,
2179 TermWin.fwidth * count, TermWin.fheight, 2316 fwidth * count, fheight,
2180 back); 2317 back);
2181 else if (back == Color_bg) 2318 else if (back == Color_bg)
2182 { 2319 {
2183 if (must_clear) 2320 if (must_clear)
2184 { 2321 {
2185 CLEAR_CHARS (xpixel, ypixel, count); 2322 CLEAR_CHARS (xpixel, ypixel, count);
2186 2323
2187 for (i = 0; i < count; i++) /* don't draw empty strings */ 2324 for (i = 0; i < count; i++) /* don't draw empty strings */
2188 if (text[i] != ' ') 2325 if (text[i] != ' ')
2189 { 2326 {
2190 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, -1); 2327 font->draw (*drawable, xpixel, ypixel, text, count, fore, -1);
2191 break; 2328 break;
2192 } 2329 }
2193 } 2330 }
2194 else 2331 else
2195 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, Color_bg); 2332 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_bg);
2196 } 2333 }
2197 else 2334 else
2198 font->draw (*TermWin.drawable, xpixel, ypixel, text, count, fore, back); 2335 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2199 2336
2200 if ((rend & RS_Uline) && (font->descent > 1)) 2337 if (rend & RS_Uline && font->descent > 1 && fore != back)
2338 {
2339#if ENABLE_FRILLS
2340 if (ISSET_PIXCOLOR (Color_underline))
2341 XSetForeground (display->display, gc, pix_colors[Color_underline]);
2342 else
2343#endif
2344 XSetForeground (display->display, gc, pix_colors[fore]);
2345
2201 XDrawLine (display->display, drawBuffer, TermWin.gc, 2346 XDrawLine (display->display, drawBuffer, gc,
2202 xpixel, ypixel + font->ascent + 1, 2347 xpixel, ypixel + font->ascent + 1,
2203 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1); 2348 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2349 }
2204 } /* for (col....) */ 2350 } /* for (col....) */
2205 } /* for (row....) */ 2351 } /* for (row....) */
2352
2353#if ENABLE_OVERLAY
2354 scr_swap_overlay ();
2355#endif
2356 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2206 2357
2207 /* 2358 /*
2208 * G: cleanup cursor and display outline cursor if necessary 2359 * G: cleanup cursor and display outline cursor if necessary
2209 */ 2360 */
2210 if (showcursor) 2361 if (showcursor)
2211 { 2362 {
2212 if (TermWin.focus) 2363 if (focus)
2364 {
2365 if (OPTION (Opt_cursorUnderline))
2366 *crp ^= RS_Uline;
2367 else
2213 { 2368 {
2214 srp = & (screen.rend[screen.cur.row + TermWin.saveLines]
2215 [screen.cur.col]);
2216 *srp ^= RS_RVid; 2369 *crp ^= RS_RVid;
2217#ifndef NO_CURSORCOLOR 2370#ifndef NO_CURSORCOLOR
2218 *srp = (*srp & ~ (RS_fgMask | RS_bgMask)) | cc1; 2371 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2219#endif 2372#endif
2373 }
2220 } 2374 }
2221 else if (oldcursor.row >= 0) 2375 else if (oldcursor.row >= 0)
2222 { 2376 {
2377 int cursorwidth = 1;
2378 int col = oldcursor.col;
2379
2380 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2381 col--;
2382
2383 while (col + cursorwidth < ncol
2384 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2385 cursorwidth++;
2386
2223#ifndef NO_CURSORCOLOR 2387#ifndef NO_CURSORCOLOR
2224 if (ISSET_PIXCOLOR (Color_cursor)) 2388 if (ISSET_PIXCOLOR (Color_cursor))
2225 XSetForeground (display->display, TermWin.gc, PixColors[Color_cursor]); 2389 XSetForeground (display->display, gc, pix_colors[Color_cursor]);
2226#endif 2390#endif
2227 int cursorwidth = 1;
2228 while (oldcursor.col + cursorwidth < TermWin.ncol
2229 && drawn_text[oldcursor.row][oldcursor.col + cursorwidth] == NOCHAR)
2230 cursorwidth++;
2231 2391
2232 XDrawRectangle (display->display, drawBuffer, TermWin.gc, 2392 XDrawRectangle (display->display, drawBuffer, gc,
2233 Col2Pixel (oldcursor.col), 2393 Col2Pixel (col),
2234 Row2Pixel (oldcursor.row), 2394 Row2Pixel (oldcursor.row),
2235 (unsigned int) (Width2Pixel (cursorwidth) - 1), 2395 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2236 (unsigned int) (Height2Pixel (1) - TermWin.lineSpace - 1)); 2396 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2237 } 2397 }
2238 } 2398 }
2239 2399
2240 /* 2400 /*
2241 * H: cleanup selection 2401 * H: cleanup selection
2242 */ 2402 */
2243 scr_reverse_selection (); 2403 scr_reverse_selection ();
2244 2404
2245 /*
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; 2405 num_scr = 0;
2269 num_scr_allow = 1; 2406 num_scr_allow = 1;
2270 want_refresh = 0; /* screen is current */
2271} 2407}
2272 2408
2273void 2409void
2274rxvt_term::scr_remap_chars (text_t *tp, rend_t *rp) 2410rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2275{ 2411{
2276 if (!rp || !tp) 2412 if (!l.t)
2277 return; 2413 return;
2278 2414
2279 for (int i = TermWin.ncol; i; i--, rp++, tp++) 2415 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 2416
2417 for (int i = ncol; i--; )
2418 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2419}
2420
2283void 2421void
2284rxvt_term::scr_remap_chars () 2422rxvt_term::scr_remap_chars () NOTHROW
2285{ 2423{
2286 for (int i = TermWin.nrow + TermWin.saveLines; i--; ) 2424 for (int i = total_rows; i--; )
2287 scr_remap_chars (screen.text[i], screen.rend[i]); 2425 scr_remap_chars (row_buf [i]);
2288 2426
2289 for (int i = TermWin.nrow; i--; ) 2427 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 } 2428 {
2429 scr_remap_chars (drawn_buf [i]);
2430 scr_remap_chars (swap_buf [i]);
2431 }
2294} 2432}
2295 2433
2296/* ------------------------------------------------------------------------- */
2297void 2434void
2298rxvt_term::scr_clear () 2435rxvt_term::scr_recolour () NOTHROW
2299{ 2436{
2437 if (1
2438#if TRANSPARENT
2439 && !am_transparent
2440#endif
2441#if XPM_BACKGROUND
2442 && !bgPixmap.pixmap
2443#endif
2444 )
2445 {
2446 XSetWindowBackground (display->display, parent[0], pix_colors[Color_border]);
2447 XClearWindow (display->display, parent[0]);
2448 XSetWindowBackground (display->display, vt, pix_colors[Color_bg]);
2449#if HAVE_SCROLLBARS
2450 if (scrollBar.win)
2451 {
2452 XSetWindowBackground (display->display, scrollBar.win, pix_colors[Color_border]);
2453 scrollBar.setIdle ();
2454 scrollbar_show (0);
2455 }
2456#endif
2457 }
2458
2459 scr_clear ();
2460 scr_touch (true);
2461 want_refresh = 1;
2462}
2463
2464/* ------------------------------------------------------------------------- */
2465void
2466rxvt_term::scr_clear (bool really) NOTHROW
2467{
2300 if (!TermWin.mapped) 2468 if (!mapped)
2301 return; 2469 return;
2302 2470
2303 num_scr_allow = 0; 2471 num_scr_allow = 0;
2304 want_refresh = 1; 2472 want_refresh = 1;
2305#ifdef TRANSPARENT 2473
2306 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2474 if (really)
2475 XClearWindow (display->display, vt);
2476}
2477
2478void
2479rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2480{
2481 int view_end = view_start + nrow;
2482 int row, col;
2483
2484 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2485 {
2486 text_t *stp = ROW(row).t;
2487 rend_t *srp = ROW(row).r;
2488
2489 for (col = beg_col; col < end_col; col++)
2490 srp[col] ^= rstyle1;
2491
2492 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2493 srp[col] ^= rstyle2;
2494
2495 if (++col < end_col)
2496 srp[col] ^= rstyle2;
2307 { 2497 }
2308 int i; 2498}
2309 2499
2310 if (! (Options & Opt_transparent_all)) 2500void
2501rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2502{
2503 int view_end = view_start + nrow;
2504 int row, col;
2505
2506 if (beg_row >= view_start)
2507 {
2508 col = beg_col;
2509 row = beg_row;
2510 }
2511 else
2512 {
2311 i = 0; 2513 col = 0;
2514 row = view_start;
2515 }
2516
2517 for (; row < min (end_row, view_end); row++, col = 0)
2518 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2519 srp[col] ^= rstyle;
2520
2521 if (row == end_row)
2522 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2523 srp[col] ^= rstyle;
2524}
2525
2526/* ------------------------------------------------------------------------- */
2527void
2528rxvt_term::scr_reverse_selection () NOTHROW
2529{
2530 if (selection.op
2531 && current_screen == selection.screen
2532 && selection.end.row >= view_start)
2533 {
2534#if ENABLE_FRILLS
2535 if (selection.rect)
2536 scr_xor_rect (selection.beg.row, selection.beg.col,
2537 selection.end.row, selection.end.col,
2538 RS_RVid, RS_RVid | RS_Uline);
2312 else 2539 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 2540#endif
2320 2541 scr_xor_span (selection.beg.row, selection.beg.col,
2321 XClearWindow (display->display, TermWin.vt); 2542 selection.end.row, selection.end.col,
2322} 2543 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 } 2544 }
2351} 2545}
2352 2546
2353/* ------------------------------------------------------------------------- */ 2547/* ------------------------------------------------------------------------- */
2354/* 2548/*
2355 * Dump the whole scrollback and screen to the passed filedescriptor. The 2549 * Dump the whole scrollback and screen to the passed filedescriptor. The
2356 * invoking routine must close the fd. 2550 * invoking routine must close the fd.
2357 */ 2551 */
2358#if 0 2552#if 0
2359void 2553void
2360rxvt_term::scr_dump (int fd) 2554rxvt_term::scr_dump (int fd) NOTHROW
2361{ 2555{
2362 int row, wrote; 2556 int row, wrote;
2363 unsigned int width, towrite; 2557 unsigned int width, towrite;
2364 char r1[] = "\n"; 2558 char r1[] = "\n";
2365 2559
2366 for (row = TermWin.saveLines - TermWin.nscrolled; 2560 for (row = saveLines - nsaved;
2367 row < TermWin.saveLines + TermWin.nrow - 1; row++) 2561 row < saveLines + nrow - 1; row++)
2368 { 2562 {
2369 width = screen.tlen[row] >= 0 ? screen.tlen[row] 2563 width = row_buf[row].l >= 0 ? row_buf[row].l
2370 : TermWin.ncol; 2564 : ncol;
2371 for (towrite = width; towrite; towrite -= wrote) 2565 for (towrite = width; towrite; towrite -= wrote)
2372 { 2566 {
2373 wrote = write (fd, & (screen.text[row][width - towrite]), 2567 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2374 towrite); 2568 towrite);
2375 if (wrote < 0) 2569 if (wrote < 0)
2376 return; /* XXX: death, no report */ 2570 return; /* XXX: death, no report */
2377 } 2571 }
2378 if (screen.tlen[row] >= 0) 2572 if (row_buf[row].l >= 0)
2379 if (write (fd, r1, 1) <= 0) 2573 if (write (fd, r1, 1) <= 0)
2380 return; /* XXX: death, no report */ 2574 return; /* XXX: death, no report */
2381 } 2575 }
2382} 2576}
2383#endif 2577#endif
2384 2578
2385/* ------------------------------------------------------------------------- * 2579/* ------------------------------------------------------------------------- *
2386 * CHARACTER SELECTION * 2580 * CHARACTER SELECTION *
2387 * ------------------------------------------------------------------------- */ 2581 * ------------------------------------------------------------------------- */
2388
2389/*
2390 * -TermWin.nscrolled <= (selection row) <= TermWin.nrow - 1
2391 */
2392void 2582void
2393rxvt_term::selection_check (int check_more) 2583rxvt_term::selection_check (int check_more) NOTHROW
2394{ 2584{
2395 row_col_t pos; 2585 row_col_t pos;
2396 2586
2397 if (!selection.op) 2587 if (!selection.op)
2398 return; 2588 return;
2399 2589
2400 pos.row = pos.col = 0; 2590 pos.row = pos.col = 0;
2401 if ((selection.beg.row < - (int32_t)TermWin.nscrolled) 2591 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2402 || (selection.beg.row >= TermWin.nrow) 2592 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2403 || (selection.mark.row < - (int32_t)TermWin.nscrolled) 2593 || !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 2594 || (check_more == 1
2408 && current_screen == selection.screen 2595 && current_screen == selection.screen
2409 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg) 2596 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2410 && ROWCOL_IS_BEFORE (screen.cur, selection.end)) 2597 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2411 || (check_more == 2 2598 || (check_more == 2
… …
2413 && ROWCOL_IS_AFTER (selection.end, pos)) 2600 && ROWCOL_IS_AFTER (selection.end, pos))
2414 || (check_more == 3 2601 || (check_more == 3
2415 && ROWCOL_IS_AFTER (selection.end, pos)) 2602 && ROWCOL_IS_AFTER (selection.end, pos))
2416 || (check_more == 4 /* screen width change */ 2603 || (check_more == 4 /* screen width change */
2417 && (selection.beg.row != selection.end.row 2604 && (selection.beg.row != selection.end.row
2418 || selection.end.col > TermWin.ncol))) 2605 || selection.end.col > ncol)))
2419 CLEAR_SELECTION (); 2606 CLEAR_SELECTION ();
2420} 2607}
2421 2608
2422/* ------------------------------------------------------------------------- */ 2609/* ------------------------------------------------------------------------- */
2423/* 2610/*
2424 * Paste a selection direct to the command fd 2611 * Paste a selection direct to the command fd
2425 */ 2612 */
2426void 2613void
2427rxvt_term::paste (const unsigned char *data, unsigned int len) 2614rxvt_term::paste (char *data, unsigned int len) NOTHROW
2428{ 2615{
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 */ 2616 /* convert normal newline chars into common keyboard Return key sequence */
2438 for (i = 0; i < len; i += PROP_SIZE) 2617 for (unsigned int i = 0; i < len; i++)
2439 { 2618 if (data[i] == C0_LF)
2440 n = min (len - i, PROP_SIZE); 2619 data[i] = C0_CR;
2441 MEMCPY (ds, data + i, n);
2442 2620
2443 for (j = 0; j < n; j++) 2621 tt_write (data, len);
2444 if (ds[j] == '\n')
2445 ds[j] = '\r';
2446
2447 tt_write (ds, (int)n);
2448 }
2449
2450 free (ds);
2451} 2622}
2452 2623
2453/* ------------------------------------------------------------------------- */ 2624/* ------------------------------------------------------------------------- */
2454/* 2625/*
2455 * Respond to a notification that a primary selection has been sent 2626 * Respond to a notification that a primary selection has been sent
2456 * EXT: SelectionNotify 2627 * EXT: SelectionNotify
2457 */ 2628 */
2458int 2629void
2459rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) 2630rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2460{ 2631{
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 */ 2632 if (prop == None) /* check for failed XConvertSelection */
2468 { 2633 {
2469 if ((selection_type & Sel_CompoundText)) 2634 if ((selection_type & Sel_CompoundText))
2470 { 2635 {
2471 int selnum = selection_type & Sel_whereMask; 2636 int selnum = selection_type & Sel_whereMask;
… …
2484 selection_request_other (xa[XA_COMPOUND_TEXT], selnum); 2649 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2485 else 2650 else
2486 selection_type = 0; 2651 selection_type = 0;
2487 } 2652 }
2488 2653
2489 return 0; 2654 return;
2490 }
2491
2492 for (;;)
2493 { 2655 }
2656
2657 unsigned long bytes_after;
2658 XTextProperty ct;
2659
2660 if (XGetWindowProperty (display->display, win, prop,
2661 0, PROP_SIZE / 4,
2662 delete_prop, AnyPropertyType,
2663 &ct.encoding, &ct.format,
2664 &ct.nitems, &bytes_after,
2665 &ct.value) != Success)
2666 {
2667 ct.value = 0;
2668 goto bailout;
2669 }
2670
2671 if (ct.encoding == None)
2672 goto bailout;
2673
2674 if (bytes_after)
2675 {
2676 // fetch and append remaining data
2677 XTextProperty ct2;
2678
2494 if (XGetWindowProperty (display->display, win, prop, (long) (nread / 4), 2679 if (XGetWindowProperty (display->display, win, prop,
2495 (long) (PROP_SIZE / 4), delete_prop, 2680 ct.nitems / 4, (bytes_after + 3) / 4,
2681 delete_prop, AnyPropertyType,
2496 AnyPropertyType, &ct.encoding, &ct.format, 2682 &ct2.encoding, &ct2.format,
2497 &ct.nitems, &bytes_after, 2683 &ct2.nitems, &bytes_after,
2498 &ct.value) != Success) 2684 &ct2.value) != Success)
2499 break; 2685 goto bailout;
2500 2686
2501 if (ct.encoding == 0) 2687 // realloc should be compatible to XFree, here, and elsewhere, too
2502 { 2688 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2503 D_SELECT ((stderr, "rxvt_selection_paste: property didn't exist!")); 2689 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2504 break; 2690 ct.nitems += ct2.nitems;
2505 }
2506 2691
2692 XFree (ct2.value);
2693 }
2694
2507 if (ct.value == NULL) 2695 if (ct.value == 0)
2508 { 2696 goto bailout;
2509 D_SELECT ((stderr, "rxvt_selection_paste: property shooting blanks!"));
2510 continue;
2511 }
2512 2697
2698 if (ct.encoding == xa[XA_INCR])
2699 {
2700 // INCR selection, start handshake
2701 if (!delete_prop)
2702 XDeleteProperty (display->display, win, prop);
2703
2704 selection_wait = Sel_incr;
2705 incr_buf_fill = 0;
2706 incr_ev.start (NOW + 10);
2707
2708 goto bailout;
2709 }
2710
2513 if (ct.nitems == 0) 2711 if (ct.nitems == 0)
2712 {
2713 if (selection_wait == Sel_incr)
2714 {
2715 XFree (ct.value);
2716
2717 // finally complete, now paste the whole thing
2718 selection_wait = Sel_normal;
2719 ct.value = (unsigned char *)incr_buf;
2720 ct.nitems = incr_buf_fill;
2721 incr_buf = 0;
2722 incr_buf_size = 0;
2723 incr_ev.stop ();
2514 { 2724 }
2515 D_SELECT ((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2725 else
2726 {
2516 if (selection_wait == Sel_normal && nread == 0 2727 if (selection_wait == Sel_normal
2517 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion 2728 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2518 { 2729 {
2519 /* 2730 /*
2520 * pass through again trying CUT_BUFFER0 if we've come from 2731 * pass through again trying CUT_BUFFER0 if we've come from
2521 * XConvertSelection () but nothing was presented 2732 * XConvertSelection () but nothing was presented
2522 */ 2733 */
2523 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2524 selection_paste (display->root, XA_CUT_BUFFER0, False); 2734 selection_paste (display->root, XA_CUT_BUFFER0, False);
2525 } 2735 }
2526 2736
2527 nread = -1; /* discount any previous stuff */ 2737 goto bailout;
2528 break; 2738 }
2739 }
2740 else if (selection_wait == Sel_incr)
2741 {
2742 incr_ev.start (NOW + 10);
2743
2744 while (incr_buf_fill + ct.nitems > incr_buf_size)
2529 } 2745 {
2746 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2747 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2748 }
2530 2749
2750 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2531 nread += ct.nitems; 2751 incr_buf_fill += ct.nitems;
2532 2752
2753 goto bailout;
2754 }
2755
2533 char **cl; 2756 char **cl;
2534 int cr; 2757 int cr;
2758
2759#if ENABLE_FRILLS
2760 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2761 // so recode it manually
2762 if (ct.encoding == xa[XA_UTF8_STRING])
2763 {
2764 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2765 char *s = rxvt_wcstombs (w);
2766 free (w);
2767 // TODO: strlen == only the first element will be converted. well...
2768 paste (s, strlen (s));
2769 free (s);
2770 }
2771 else
2772#endif
2535 if (XmbTextPropertyToTextList (display->display, &ct, &cl, 2773 if (XmbTextPropertyToTextList (display->display, &ct, &cl, &cr) >= 0
2536 &cr) >= 0 && cl) 2774 && cl)
2537 { 2775 {
2538 for (int i = 0; i < cr; i++) 2776 for (int i = 0; i < cr; i++)
2539 paste ((unsigned char *)cl[i], STRLEN (cl[i])); 2777 paste (cl[i], strlen (cl[i]));
2540 2778
2541 XFreeStringList (cl); 2779 XFreeStringList (cl);
2542 } 2780 }
2543 else 2781 else
2544 paste (ct.value, ct.nitems); 2782 paste ((char *)ct.value, ct.nitems); // paste raw
2545 2783
2546 if (bytes_after == 0) 2784bailout:
2547 break;
2548
2549 XFree (ct.value);
2550 }
2551
2552 if (ct.value)
2553 XFree (ct.value); 2785 XFree (ct.value);
2554 2786
2555 if (selection_wait == Sel_normal) 2787 if (selection_wait == Sel_normal)
2556 selection_wait = Sel_none; 2788 selection_wait = Sel_none;
2557
2558 D_SELECT ((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2559 return (int)nread;
2560} 2789}
2561 2790
2562void 2791void
2563rxvt_term::incr_cb (time_watcher &w) 2792rxvt_term::incr_cb (time_watcher &w) NOTHROW
2564{ 2793{
2565 selection_wait = Sel_none; 2794 selection_wait = Sel_none;
2566 2795
2796 incr_buf_size = 0;
2797 free (incr_buf);
2798
2567 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2799 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2568} 2800}
2569 2801
2570/*
2571 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2572 */
2573void 2802void
2574rxvt_term::selection_property (Window win, Atom prop) 2803rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2575{ 2804{
2576 int reget_time = 0; 2805 if (prop == None || selection_wait != Sel_incr)
2577
2578 if (prop == None)
2579 return; 2806 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 2807
2588 a = XGetWindowProperty (display->display, win, prop, 0L, 1L, False,
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) 2808 selection_paste (win, prop, true);
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} 2809}
2810
2620/* ------------------------------------------------------------------------- */ 2811/* ------------------------------------------------------------------------- */
2621/* 2812/*
2622 * Request the current selection: 2813 * Request the current selection:
2623 * Order: > internal selection if available 2814 * Order: > internal selection if available
2624 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2815 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
… …
2626 * (+) if ownership is claimed but property is empty, rxvt_selection_paste () 2817 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2627 * will auto fallback to CUT_BUFFER0 2818 * will auto fallback to CUT_BUFFER0
2628 * EXT: button 2 release 2819 * EXT: button 2 release
2629 */ 2820 */
2630void 2821void
2631rxvt_term::selection_request (Time tm, int x, int y) 2822rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2632{ 2823{
2633 D_SELECT ((stderr, "rxvt_selection_request (%lu, %d, %d)", tm, x, y)); 2824 if (selection.text && selnum == Sel_Primary)
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 */ 2825 { /* internal selection */
2639 D_SELECT ((stderr, "rxvt_selection_request: pasting internal"));
2640 paste (selection.text, selection.len); 2826 char *str = rxvt_wcstombs (selection.text, selection.len);
2827 paste (str, strlen (str));
2828 free (str);
2641 return; 2829 return;
2642 } 2830 }
2643 else 2831 else
2644 { 2832 {
2645 int i;
2646
2647 selection_request_time = tm; 2833 selection_request_time = tm;
2648 selection_wait = Sel_normal; 2834 selection_wait = Sel_normal;
2649 for (i = Sel_Primary; i <= Sel_Clipboard; i++) 2835
2650 {
2651#if X_HAVE_UTF8_STRING 2836#if X_HAVE_UTF8_STRING
2652 selection_type = Sel_UTF8String; 2837 selection_type = Sel_UTF8String;
2653 if (selection_request_other (xa[XA_UTF8_STRING], i)) 2838 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2654 return; 2839 return;
2655#else 2840#else
2656 selection_type = Sel_CompoundText; 2841 selection_type = Sel_CompoundText;
2657 if (selection_request_other (xa[XA_COMPOUND_TEXT], i)) 2842 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2658 return; 2843 return;
2659#endif 2844#endif
2660
2661 }
2662 } 2845 }
2846
2663 selection_wait = Sel_none; /* don't loop in rxvt_selection_paste () */ 2847 selection_wait = Sel_none; /* don't loop in selection_paste () */
2664 D_SELECT ((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2665 selection_paste (display->root, XA_CUT_BUFFER0, False); 2848 selection_paste (display->root, XA_CUT_BUFFER0, false);
2666} 2849}
2667 2850
2668int 2851int
2669rxvt_term::selection_request_other (Atom target, int selnum) 2852rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2670{ 2853{
2671 Atom sel; 2854 Atom sel;
2672#ifdef DEBUG_SELECT
2673 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2674#endif
2675 2855
2676 selection_type |= selnum; 2856 selection_type |= selnum;
2857
2677 if (selnum == Sel_Primary) 2858 if (selnum == Sel_Primary)
2678 sel = XA_PRIMARY; 2859 sel = XA_PRIMARY;
2679 else if (selnum == Sel_Secondary) 2860 else if (selnum == Sel_Secondary)
2680 sel = XA_SECONDARY; 2861 sel = XA_SECONDARY;
2681 else 2862 else
2682 sel = xa[XA_CLIPBOARD]; 2863 sel = xa[XA_CLIPBOARD];
2864
2683 if (XGetSelectionOwner (display->display, sel) != None) 2865 if (XGetSelectionOwner (display->display, sel) != None)
2684 { 2866 {
2685 D_SELECT ((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum]));
2686 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION], 2867 XConvertSelection (display->display, sel, target, xa[XA_VT_SELECTION],
2687 TermWin.vt, selection_request_time); 2868 vt, selection_request_time);
2688 return 1; 2869 return 1;
2689 } 2870 }
2871
2690 return 0; 2872 return 0;
2691} 2873}
2692 2874
2693/* ------------------------------------------------------------------------- */ 2875/* ------------------------------------------------------------------------- */
2694/* 2876/*
2695 * Clear all selected text 2877 * Clear all selected text
2696 * EXT: SelectionClear 2878 * EXT: SelectionClear
2697 */ 2879 */
2698void 2880void
2699rxvt_term::selection_clear () 2881rxvt_term::selection_clear () NOTHROW
2700{ 2882{
2701 D_SELECT ((stderr, "rxvt_selection_clear ()"));
2702
2703 want_refresh = 1; 2883 want_refresh = 1;
2704 free (selection.text); 2884 free (selection.text);
2705 selection.text = NULL; 2885 selection.text = NULL;
2706 selection.len = 0; 2886 selection.len = 0;
2707 CLEAR_SELECTION (); 2887 CLEAR_SELECTION ();
2888
2889 if (display->selection_owner == this)
2890 display->selection_owner = 0;
2708} 2891}
2709 2892
2710/* ------------------------------------------------------------------------- */ 2893/* ------------------------------------------------------------------------- */
2711/* 2894/*
2712 * Copy a selection into the cut buffer 2895 * Copy a selection into the cut buffer
2713 * EXT: button 1 or 3 release 2896 * EXT: button 1 or 3 release
2714 */ 2897 */
2715void 2898void
2716rxvt_term::selection_make (Time tm) 2899rxvt_term::selection_make (Time tm)
2717{ 2900{
2718 int i, col, end_col, row, end_row; 2901 int i;
2719 unsigned char *new_selection_text; 2902 wchar_t *new_selection_text;
2720 char *str;
2721 text_t *t; 2903 text_t *t;
2722#ifdef ACS_ASCII
2723 rend_t *re;
2724#endif
2725 2904
2726 D_SELECT ((stderr, "rxvt_selection_make (): selection.op=%d, selection.clicks=%d", selection.op, selection.clicks));
2727 switch (selection.op) 2905 switch (selection.op)
2728 { 2906 {
2729 case SELECTION_CONT: 2907 case SELECTION_CONT:
2730 break; 2908 break;
2731 case SELECTION_INIT: 2909 case SELECTION_INIT:
… …
2735 selection.op = SELECTION_DONE; 2913 selection.op = SELECTION_DONE;
2736 /* FALLTHROUGH */ 2914 /* FALLTHROUGH */
2737 default: 2915 default:
2738 return; 2916 return;
2739 } 2917 }
2918
2740 selection.op = SELECTION_DONE; 2919 selection.op = SELECTION_DONE;
2741 2920
2742 if (selection.clicks == 4) 2921 if (selection.clicks == 4)
2743 return; /* nothing selected, go away */ 2922 return; /* nothing selected, go away */
2744 2923
2924 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2925 return;
2926
2745 i = (selection.end.row - selection.beg.row + 1) * (TermWin.ncol + 1) + 1; 2927 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2746 str = (char *)rxvt_malloc (i * MB_CUR_MAX + 1); 2928 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2747 2929
2748 new_selection_text = (unsigned char *)str; 2930 int ofs = 0;
2931 int extra = 0;
2749 2932
2750 col = selection.beg.col; 2933 int col = selection.beg.col;
2751 MAX_IT (col, 0); 2934 int row = selection.beg.row;
2752 row = selection.beg.row + TermWin.saveLines;
2753 end_row = selection.end.row + TermWin.saveLines;
2754 2935
2936 int end_col;
2937
2755 for (; row <= end_row; row++, col = 0) 2938 for (; row <= selection.end.row; row++, col = 0)
2756 { 2939 {
2757 t = & (screen.text[row][col]); 2940#if ENABLE_FRILLS
2758 2941 if (selection.rect)
2759 end_col = screen.tlen[row]; 2942 {
2760 2943 col = selection.beg.col;
2761 if (end_col == -1)
2762 end_col = TermWin.ncol; 2944 end_col = ncol + 1;
2945 }
2946 else
2947#endif
2948 end_col = ROW(row).l;
2763 2949
2950 col = max (col, 0);
2951
2764 if (row == end_row) 2952 if (row == selection.end.row
2953#if ENABLE_FRILLS
2954 || selection.rect
2955#endif
2956 )
2765 MIN_IT (end_col, selection.end.col); 2957 min_it (end_col, selection.end.col);
2958
2959 t = ROW(row).t + col;
2766 2960
2767 for (; col < end_col; col++) 2961 for (; col < end_col; col++)
2962 {
2768 if (*t == NOCHAR) 2963 if (*t == NOCHAR)
2769 t++; 2964 t++;
2965#if ENABLE_COMBINING
2966 else if (IS_COMPOSE (*t))
2967 {
2968 int len = rxvt_composite.expand (*t, 0);
2969
2970 extra -= (len - 1);
2971
2972 if (extra < 0)
2973 {
2974 extra += i;
2975 i += i;
2976 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
2977 }
2978
2979 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
2980 }
2981#endif
2770 else 2982 else
2771 { 2983 new_selection_text[ofs++] = *t++;
2772 int len = wctomb (str, *t++);
2773 if (len > 0)
2774 str += len;
2775 } 2984 }
2776 2985
2777 if (screen.tlen[row] != -1 && row != end_row) 2986#if ENABLE_FRILLS
2778 *str++ = '\n'; 2987 if (selection.rect)
2779 } 2988 {
2989 while (ofs
2990 && new_selection_text[ofs - 1] != C0_LF
2991 && unicode::is_space (new_selection_text[ofs - 1]))
2992 --ofs;
2780 2993
2781#ifndef NO_OLD_SELECTION 2994 new_selection_text[ofs++] = C0_LF;
2782 if (selection_style == OLD_SELECT) 2995 }
2783 if (end_col == TermWin.ncol) 2996 else
2784 *str++ = '\n';
2785#endif 2997#endif
2786#ifndef NO_NEW_SELECTION 2998 if (!ROW(row).is_longer () && row != selection.end.row)
2787 if (selection_style != OLD_SELECT) 2999 new_selection_text[ofs++] = C0_LF;
3000 }
3001
2788 if (end_col != selection.end.col) 3002 if (end_col != selection.end.col)
2789 *str++ = '\n'; 3003 new_selection_text[ofs++] = C0_LF;
2790#endif
2791 *str = '\0';
2792 3004
2793 i = str - (char *)new_selection_text; 3005 new_selection_text[ofs] = 0;
3006
2794 if (i == 0) 3007 if (ofs == 0)
2795 { 3008 {
2796 free (new_selection_text); 3009 free (new_selection_text);
2797 return; 3010 return;
2798 } 3011 }
2799 3012
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); 3013 free (selection.text);
2808 3014
2809 selection.text = new_selection_text; 3015 // we usually allocate much more than necessary, so realloc it smaller again
3016 selection.len = ofs;
3017 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2810 3018
3019 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
3020 return;
3021
3022 selection_grab (tm);
3023}
3024
3025bool
3026rxvt_term::selection_grab (Time tm) NOTHROW
3027{
3028 selection_time = tm;
3029
2811 XSetSelectionOwner (display->display, XA_PRIMARY, TermWin.vt, tm); 3030 XSetSelectionOwner (display->display, XA_PRIMARY, vt, tm);
2812 if (XGetSelectionOwner (display->display, XA_PRIMARY) == TermWin.vt) 3031 if (XGetSelectionOwner (display->display, XA_PRIMARY) == vt)
3032 {
2813 display->set_selection_owner (this); 3033 display->set_selection_owner (this);
3034 return true;
3035 }
2814 else 3036 else
2815 rxvt_print_error ("can't get primary selection");
2816
2817 { 3037 {
3038 selection_clear ();
3039 return false;
3040 }
3041
3042#if 0
2818 XTextProperty ct; 3043 XTextProperty ct;
2819 char *cl = (char *)selection.text;
2820 3044
2821 if (XmbTextListToTextProperty (display->display, &cl, 1, XStringStyle, &ct) >= 0) 3045 if (XwcTextListToTextProperty (display->display, &selection.text, 1, XStringStyle, &ct) >= 0)
2822 { 3046 {
2823 XChangeProperty (display->display, display->root, XA_CUT_BUFFER0, XA_STRING, 8, 3047 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
2824 PropModeReplace, ct.value, ct.nitems);
2825 XFree (ct.value); 3048 XFree (ct.value);
2826 } 3049 }
2827 else 3050#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} 3051}
2835 3052
2836/* ------------------------------------------------------------------------- */ 3053/* ------------------------------------------------------------------------- */
2837/* 3054/*
2838 * Mark or select text based upon number of clicks: 1, 2, or 3 3055 * Mark or select text based upon number of clicks: 1, 2, or 3
2839 * EXT: button 1 press 3056 * EXT: button 1 press
2840 */ 3057 */
2841void 3058void
2842rxvt_term::selection_click (int clicks, int x, int y) 3059rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2843{ 3060{
2844 D_SELECT ((stderr, "rxvt_selection_click (%d, %d, %d)", clicks, x, y));
2845
2846 clicks = ((clicks - 1) % 3) + 1; 3061 clicks = ((clicks - 1) % 3) + 1;
2847 selection.clicks = clicks; /* save clicks so extend will work */ 3062 selection.clicks = clicks; /* save clicks so extend will work */
2848 3063
3064 if (clicks == 2 && !selection.rect
3065 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3066 {
3067 MEvent.clicks = 1; // what a mess
3068 selection.screen = current_screen;
3069 selection.op = SELECTION_CONT;
3070 return;
3071 }
3072
2849 selection_start_colrow (Pixel2Col (x), Pixel2Row (y)); 3073 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2850 3074
2851 if (clicks == 2 || clicks == 3) 3075 if (clicks == 2 || clicks == 3)
2852 selection_extend_colrow (selection.mark.col, 3076 selection_extend_colrow (selection.mark.col,
2853 selection.mark.row + TermWin.view_start, 3077 selection.mark.row - view_start,
2854 0, /* button 3 */ 3078 0, /* button 3 */
2855 1, /* button press */ 3079 1, /* button press */
2856 0); /* click change */ 3080 0); /* click change */
2857} 3081}
2858 3082
2859/* ------------------------------------------------------------------------- */ 3083/* ------------------------------------------------------------------------- */
2860/* 3084/*
2861 * Mark a selection at the specified col/row 3085 * Mark a selection at the specified col/row
2862 */ 3086 */
2863void 3087void
2864rxvt_term::selection_start_colrow (int col, int row) 3088rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2865{ 3089{
2866 want_refresh = 1; 3090 want_refresh = 1;
3091
3092 selection.mark.row = row + view_start;
2867 selection.mark.col = col; 3093 selection.mark.col = col;
2868 selection.mark.row = row - TermWin.view_start; 3094
2869 MAX_IT (selection.mark.row, - (int32_t)TermWin.nscrolled); 3095 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2870 MIN_IT (selection.mark.row, (int32_t)TermWin.nrow - 1); 3096 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3097
2871 MAX_IT (selection.mark.col, 0); 3098 while (selection.mark.col > 0
2872 MIN_IT (selection.mark.col, (int32_t)TermWin.ncol - 1); 3099 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2873 3100 --selection.mark.col;
3101
2874 if (selection.op) 3102 if (selection.op)
2875 { /* clear the old selection */ 3103 { /* clear the old selection */
2876 selection.beg.row = selection.end.row = selection.mark.row; 3104 selection.beg.row = selection.end.row = selection.mark.row;
2877 selection.beg.col = selection.end.col = selection.mark.col; 3105 selection.beg.col = selection.end.col = selection.mark.col;
2878 } 3106 }
3107
2879 selection.op = SELECTION_INIT; 3108 selection.op = SELECTION_INIT;
2880 selection.screen = current_screen; 3109 selection.screen = current_screen;
2881} 3110}
2882 3111
2883/* ------------------------------------------------------------------------- */ 3112/* ------------------------------------------------------------------------- */
… …
2885 * Word select: select text for 2 clicks 3114 * Word select: select text for 2 clicks
2886 * We now only find out the boundary in one direction 3115 * We now only find out the boundary in one direction
2887 */ 3116 */
2888 3117
2889/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3118/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2890#define DELIMIT_TEXT(x) \ 3119#define DELIMIT_TEXT(x) \
2891 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR (rs[Rs_cutchars], (x)) != NULL)) 3120 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2892#define DELIMIT_REND(x) 1 3121#define DELIMIT_REND(x) 1
2893 3122
2894void 3123void
2895rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3124rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2896{ 3125{
2897 int col, row, dirnadd, tcol, trow, w1, w2; 3126 int col, row, dirnadd, tcol, trow, w1, w2;
2898 row_col_t bound; 3127 row_col_t bound;
2899 text_t *stp; 3128 text_t *stp;
2900 rend_t *srp; 3129 rend_t *srp;
2901 3130
2902 if (dirn == UP) 3131 if (dirn == UP)
2903 { 3132 {
2904 bound.row = TermWin.saveLines - TermWin.nscrolled - 1; 3133 bound.row = top_row - 1;
2905 bound.col = 0; 3134 bound.col = 0;
2906 dirnadd = -1; 3135 dirnadd = -1;
2907 } 3136 }
2908 else 3137 else
2909 { 3138 {
2910 bound.row = TermWin.saveLines + TermWin.nrow; 3139 bound.row = nrow;
2911 bound.col = TermWin.ncol - 1; 3140 bound.col = ncol - 1;
2912 dirnadd = 1; 3141 dirnadd = 1;
2913 } 3142 }
2914 row = mark->row + TermWin.saveLines; 3143
3144 row = mark->row;
2915 col = mark->col; 3145 col = max (mark->col, 0);
2916 MAX_IT (col, 0); 3146
2917 /* find the edge of a word */ 3147 /* find the edge of a word */
2918 stp = & (screen.text[row][col]); 3148 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2919 w1 = DELIMIT_TEXT (*stp); 3149 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2920 3150
2921 if (selection_style != NEW_SELECT) 3151 for (;;)
2922 { 3152 {
2923 if (w1 == 1) 3153 for (; col != bound.col; col += dirnadd)
2924 { 3154 {
2925 stp += dirnadd; 3155 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; 3156 srp += dirnadd;
3157
3158 if (*stp == NOCHAR)
3159 continue;
3160
2940 if (DELIMIT_TEXT (*stp) != w1) 3161 if (DELIMIT_TEXT (*stp) != w1)
2941 break; 3162 break;
2942 srp += dirnadd;
2943 if (DELIMIT_REND (*srp) != w2) 3163 if (DELIMIT_REND (*srp) != w2)
2944 break; 3164 break;
2945 } 3165 }
3166
2946 if ((col == bound.col) && (row != bound.row)) 3167 if ((col == bound.col) && (row != bound.row))
2947 { 3168 {
2948 if (screen.tlen[ (row - (dirn == UP ? 1 : 0))] == -1) 3169 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
2949 { 3170 {
2950 trow = row + dirnadd; 3171 trow = row + dirnadd;
2951 tcol = dirn == UP ? TermWin.ncol - 1 : 0; 3172 tcol = dirn == UP ? ncol - 1 : 0;
2952 if (screen.text[trow] == NULL) 3173
3174 if (!ROW(trow).t)
2953 break; 3175 break;
2954 stp = & (screen.text[trow][tcol]); 3176
2955 srp = & (screen.rend[trow][tcol]); 3177 stp = ROW(trow).t + tcol;
3178 srp = ROW(trow).r + tcol;
3179
2956 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2) 3180 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2957 break; 3181 break;
3182
2958 row = trow; 3183 row = trow;
2959 col = tcol; 3184 col = tcol;
2960 continue; 3185 continue;
2961 } 3186 }
2962 } 3187 }
2963 break; 3188 break;
2964 } 3189 }
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 3190
2968 if (dirn == DN) 3191 if (dirn == DN)
2969 col++; /* put us on one past the end */ 3192 col++; /* put us on one past the end */
2970 3193
2971 /* Poke the values back in */ 3194 /* Poke the values back in */
2972 ret->row = row - TermWin.saveLines; 3195 ret->row = row;
2973 ret->col = col; 3196 ret->col = col;
2974} 3197}
2975 3198
2976/* ------------------------------------------------------------------------- */ 3199/* ------------------------------------------------------------------------- */
2977/* 3200/*
… …
2980 * flag == 0 ==> button 1 3203 * flag == 0 ==> button 1
2981 * flag == 1 ==> button 3 press 3204 * flag == 1 ==> button 3 press
2982 * flag == 2 ==> button 3 motion 3205 * flag == 2 ==> button 3 motion
2983 */ 3206 */
2984void 3207void
2985rxvt_term::selection_extend (int x, int y, int flag) 3208rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2986{ 3209{
2987 int col, row; 3210 int col = clamp (Pixel2Col (x), 0, ncol);
3211 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2988 3212
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 /* 3213 /*
2998 * If we're selecting characters (single click) then we must check first 3214 * 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 3215 * 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 3216 * 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. 3217 * be _past_ a character for it to be selected.
3002 */ 3218 */
3003 if (selection_style != OLD_SELECT)
3004 {
3005 if (((selection.clicks % 3) == 1) && !flag 3219 if (((selection.clicks % 3) == 1) && !flag
3006 && (col == selection.mark.col 3220 && (col == selection.mark.col
3007 && (row == selection.mark.row + TermWin.view_start))) 3221 && (row == selection.mark.row - view_start)))
3008 { 3222 {
3009 /* select nothing */ 3223 /* select nothing */
3010 selection.beg.row = selection.end.row = 0; 3224 selection.beg.row = selection.end.row = 0;
3011 selection.beg.col = selection.end.col = 0; 3225 selection.beg.col = selection.end.col = 0;
3012 selection.clicks = 4; 3226 selection.clicks = 4;
3013 want_refresh = 1; 3227 want_refresh = 1;
3014 D_SELECT ((stderr, "rxvt_selection_extend () selection.clicks = 4"));
3015 return; 3228 return;
3016 }
3017 } 3229 }
3018#endif 3230
3019 if (selection.clicks == 4) 3231 if (selection.clicks == 4)
3020 selection.clicks = 1; 3232 selection.clicks = 1;
3021 3233
3022 selection_extend_colrow (col, row, !!flag, /* ? button 3 */ 3234 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
3023 flag == 1 ? 1 : 0, /* ? button press */ 3235 flag == 1 ? 1 : 0, /* ? button press */
… …
3027/* ------------------------------------------------------------------------- */ 3239/* ------------------------------------------------------------------------- */
3028/* 3240/*
3029 * Extend the selection to the specified col/row 3241 * Extend the selection to the specified col/row
3030 */ 3242 */
3031void 3243void
3032rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3244rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
3033{ 3245{
3034 int16_t ncol = TermWin.ncol;
3035 int end_col;
3036 row_col_t pos; 3246 row_col_t pos;
3037 enum { 3247 enum {
3038 LEFT, RIGHT 3248 LEFT, RIGHT
3039 } closeto = RIGHT; 3249 } closeto = RIGHT;
3040 3250
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; 3251 want_refresh = 1;
3252
3045 switch (selection.op) 3253 switch (selection.op)
3046 { 3254 {
3047 case SELECTION_INIT: 3255 case SELECTION_INIT:
3048 CLEAR_SELECTION (); 3256 CLEAR_SELECTION ();
3049 selection.op = SELECTION_BEGIN; 3257 selection.op = SELECTION_BEGIN;
… …
3062 selection_start_colrow (col, row); 3270 selection_start_colrow (col, row);
3063 /* FALLTHROUGH */ 3271 /* FALLTHROUGH */
3064 default: 3272 default:
3065 return; 3273 return;
3066 } 3274 }
3275
3067 if (selection.beg.col == selection.end.col 3276 if (selection.beg.col == selection.end.col
3068 && selection.beg.col != selection.mark.col 3277 && selection.beg.col != selection.mark.col
3069 && selection.beg.row == selection.end.row 3278 && selection.beg.row == selection.end.row
3070 && selection.beg.row != selection.mark.row) 3279 && selection.beg.row != selection.mark.row)
3071 { 3280 {
3072 selection.beg.col = selection.end.col = selection.mark.col; 3281 selection.beg.col = selection.end.col = selection.mark.col;
3073 selection.beg.row = selection.end.row = selection.mark.row; 3282 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 } 3283 }
3076 3284
3077 pos.col = col; 3285 pos.col = col;
3078 pos.row = row; 3286 pos.row = view_start + row;
3079 3287
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 /* 3288 /*
3144 * This is mainly xterm style selection with a couple of differences, mainly 3289 * This is mainly xterm style selection with a couple of differences, mainly
3145 * in the way button3 drag extension works. 3290 * in the way button3 drag extension works.
3146 * We're either doing: button1 drag; button3 press; or button3 drag 3291 * 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 3292 * 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 3297 * 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 3298 * and it was decided by whichever point/word/line was `fixed' at the
3154 * time of the most recent button3 press 3299 * time of the most recent button3 press
3155 */ 3300 */
3156 if (button3 && buttonpress) 3301 if (button3 && buttonpress)
3157 { /* button3 press */ 3302 { /* button3 press */
3158 /* 3303 /*
3159 * first determine which edge of the selection we are closest to 3304 * first determine which edge of the selection we are closest to
3160 */ 3305 */
3161 if (ROWCOL_IS_BEFORE (pos, selection.beg) 3306 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3162 || (!ROWCOL_IS_AFTER (pos, selection.end) 3307 || (!ROWCOL_IS_AFTER (pos, selection.end)
3163 && (((pos.col - selection.beg.col) 3308 && (((pos.col - selection.beg.col)
3164 + ((pos.row - selection.beg.row) * ncol)) 3309 + ((pos.row - selection.beg.row) * ncol))
3165 < ((selection.end.col - pos.col) 3310 < ((selection.end.col - pos.col)
3166 + ((selection.end.row - pos.row) * ncol))))) 3311 + ((selection.end.row - pos.row) * ncol)))))
3167 closeto = LEFT; 3312 closeto = LEFT;
3313
3168 if (closeto == LEFT) 3314 if (closeto == LEFT)
3169 { 3315 {
3170 selection.beg.row = pos.row; 3316 selection.beg.row = pos.row;
3171 selection.beg.col = pos.col; 3317 selection.beg.col = pos.col;
3172 selection.mark.row = selection.end.row; 3318 selection.mark.row = selection.end.row;
3173 selection.mark.col = selection.end.col 3319 selection.mark.col = selection.end.col - (selection.clicks == 2);
3174 - (selection.clicks == 2);
3175 } 3320 }
3176 else 3321 else
3177 { 3322 {
3178 selection.end.row = pos.row; 3323 selection.end.row = pos.row;
3179 selection.end.col = pos.col; 3324 selection.end.col = pos.col;
3180 selection.mark.row = selection.beg.row; 3325 selection.mark.row = selection.beg.row;
3181 selection.mark.col = selection.beg.col; 3326 selection.mark.col = selection.beg.col;
3182 } 3327 }
3183 } 3328 }
3184 else 3329 else
3185 { /* button1 drag or button3 drag */ 3330 { /* button1 drag or button3 drag */
3186 if (ROWCOL_IS_AFTER (selection.mark, pos)) 3331 if (ROWCOL_IS_AFTER (selection.mark, pos))
3187 { 3332 {
3188 if ((selection.mark.row == selection.end.row) 3333 if (selection.mark.row == selection.end.row
3189 && (selection.mark.col == selection.end.col) 3334 && selection.mark.col == selection.end.col
3335 && clickchange
3190 && clickchange && selection.clicks == 2) 3336 && selection.clicks == 2)
3191 selection.mark.col--; 3337 selection.mark.col--;
3338
3192 selection.beg.row = pos.row; 3339 selection.beg.row = pos.row;
3193 selection.beg.col = pos.col; 3340 selection.beg.col = pos.col;
3194 selection.end.row = selection.mark.row; 3341 selection.end.row = selection.mark.row;
3195 selection.end.col = selection.mark.col 3342 selection.end.col = selection.mark.col + (selection.clicks == 2);
3196 + (selection.clicks == 2);
3197 } 3343 }
3198 else 3344 else
3199 { 3345 {
3200 selection.beg.row = selection.mark.row; 3346 selection.beg.row = selection.mark.row;
3201 selection.beg.col = selection.mark.col; 3347 selection.beg.col = selection.mark.col;
… …
3204 } 3350 }
3205 } 3351 }
3206 3352
3207 if (selection.clicks == 1) 3353 if (selection.clicks == 1)
3208 { 3354 {
3209 end_col = screen.tlen[selection.beg.row + TermWin.saveLines]; 3355 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3210 if (end_col != -1 && selection.beg.col > end_col) 3356 && !ROW(selection.beg.row).is_longer ()
3357#if ENABLE_FRILLS
3358 && !selection.rect
3359#endif
3211 { 3360 )
3212#if 1
3213 selection.beg.col = ncol; 3361 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 3362
3363 if (
3364 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3365 && !ROW(selection.end.row).is_longer ()
3366#if ENABLE_FRILLS
3367 && !selection.rect
3368#endif
3221 } 3369 )
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; 3370 selection.end.col = ncol;
3225
3226 } 3371 }
3227 else if (selection.clicks == 2) 3372 else if (selection.clicks == 2)
3228 { 3373 {
3229 if (ROWCOL_IS_AFTER (selection.end, selection.beg)) 3374 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3230 selection.end.col--; 3375 selection.end.col--;
3376
3231 selection_delimit_word (UP, & (selection.beg), 3377 selection_delimit_word (UP, &selection.beg, &selection.beg);
3232 & (selection.beg));
3233 selection_delimit_word (DN, & (selection.end), 3378 selection_delimit_word (DN, &selection.end, &selection.end);
3234 & (selection.end));
3235 } 3379 }
3236 else if (selection.clicks == 3) 3380 else if (selection.clicks == 3)
3237 { 3381 {
3238#ifndef NO_FRILLS 3382#if ENABLE_FRILLS
3239 if ((Options & Opt_tripleclickwords)) 3383 if (OPTION (Opt_tripleclickwords))
3240 { 3384 {
3241 int end_row;
3242
3243 selection_delimit_word (UP, & (selection.beg), 3385 selection_delimit_word (UP, &selection.beg, &selection.beg);
3244 & (selection.beg)); 3386
3245 end_row = screen.tlen[selection.mark.row
3246 + TermWin.saveLines];
3247 for (end_row = selection.mark.row; end_row < TermWin.nrow; 3387 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3248 end_row++)
3249 { 3388 {
3250 end_col = screen.tlen[end_row + TermWin.saveLines]; 3389 if (!ROW(end_row).is_longer ())
3251 if (end_col != -1)
3252 { 3390 {
3253 selection.end.row = end_row; 3391 selection.end.row = end_row;
3254 selection.end.col = end_col; 3392 selection.end.col = ROW(end_row).l;
3255 selection_remove_trailing_spaces (); 3393 selection_remove_trailing_spaces ();
3256 break; 3394 break;
3257 } 3395 }
3258 } 3396 }
3259 } 3397 }
3260 else 3398 else
3261#endif 3399#endif
3262
3263 { 3400 {
3264 if (ROWCOL_IS_AFTER (selection.mark, selection.beg)) 3401 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3265 selection.mark.col++; 3402 selection.mark.col++;
3403
3266 selection.beg.col = 0; 3404 selection.beg.col = 0;
3267 selection.end.col = ncol; 3405 selection.end.col = ncol;
3406
3407 // select a complete logical line
3408 while (selection.beg.row > -saveLines
3409 && ROW(selection.beg.row - 1).is_longer ())
3410 selection.beg.row--;
3411
3412 while (selection.end.row < nrow
3413 && ROW(selection.end.row).is_longer ())
3414 selection.end.row++;
3268 } 3415 }
3269 } 3416 }
3417
3270 if (button3 && buttonpress) 3418 if (button3 && buttonpress)
3271 { /* mark may need to be changed */ 3419 { /* mark may need to be changed */
3272 if (closeto == LEFT) 3420 if (closeto == LEFT)
3273 { 3421 {
3274 selection.mark.row = selection.end.row; 3422 selection.mark.row = selection.end.row;
3275 selection.mark.col = selection.end.col 3423 selection.mark.col = selection.end.col - (selection.clicks == 2);
3276 - (selection.clicks == 2);
3277 } 3424 }
3278 else 3425 else
3279 { 3426 {
3280 selection.mark.row = selection.beg.row; 3427 selection.mark.row = selection.beg.row;
3281 selection.mark.col = selection.beg.col; 3428 selection.mark.col = selection.beg.col;
3282 } 3429 }
3283 } 3430 }
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 3431
3288#ifndef NO_FRILLS 3432#if ENABLE_FRILLS
3433 if (selection.rect && selection.beg.col > selection.end.col)
3434 ::swap (selection.beg.col, selection.end.col);
3435#endif
3436}
3437
3438#if ENABLE_FRILLS
3289void 3439void
3290rxvt_term::selection_remove_trailing_spaces () 3440rxvt_term::selection_remove_trailing_spaces () NOTHROW
3291{ 3441{
3292 int32_t end_col, end_row; 3442 int32_t end_col, end_row;
3293 text_t *stp; 3443 text_t *stp;
3294 3444
3295 end_col = selection.end.col; 3445 end_col = selection.end.col;
3296 end_row = selection.end.row; 3446 end_row = selection.end.row;
3447
3297 for ( ; end_row >= selection.beg.row; ) 3448 for (; end_row >= selection.beg.row; )
3298 { 3449 {
3299 stp = screen.text[end_row + TermWin.saveLines]; 3450 stp = ROW(end_row).t;
3451
3300 while (--end_col >= 0) 3452 while (--end_col >= 0)
3301 { 3453 {
3302 if (stp[end_col] != ' ' && stp[end_col] != '\t') 3454 if (stp[end_col] != NOCHAR
3455 && !unicode::is_space (stp[end_col]))
3303 break; 3456 break;
3304 } 3457 }
3458
3305 if (end_col >= 0 3459 if (end_col >= 0
3306 || screen.tlen[end_row - 1 + TermWin.saveLines] != -1) 3460 || !ROW(end_row - 1).is_longer ())
3307 { 3461 {
3308 selection.end.col = end_col + 1; 3462 selection.end.col = end_col + 1;
3309 selection.end.row = end_row; 3463 selection.end.row = end_row;
3310 break; 3464 break;
3311 } 3465 }
3466
3312 end_row--; 3467 end_row--;
3313 end_col = TermWin.ncol; 3468 end_col = ncol;
3314 } 3469 }
3470
3315 if (selection.mark.row > selection.end.row) 3471 if (selection.mark.row > selection.end.row)
3316 { 3472 {
3317 selection.mark.row = selection.end.row; 3473 selection.mark.row = selection.end.row;
3318 selection.mark.col = selection.end.col; 3474 selection.mark.col = selection.end.col;
3319 } 3475 }
… …
3327/* 3483/*
3328 * Double click on button 3 when already selected 3484 * Double click on button 3 when already selected
3329 * EXT: button 3 double click 3485 * EXT: button 3 double click
3330 */ 3486 */
3331void 3487void
3332rxvt_term::selection_rotate (int x, int y) 3488rxvt_term::selection_rotate (int x, int y) NOTHROW
3333{ 3489{
3334 selection.clicks = selection.clicks % 3 + 1; 3490 selection.clicks = selection.clicks % 3 + 1;
3335 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1); 3491 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3336} 3492}
3337 3493
3338/* ------------------------------------------------------------------------- */ 3494/* ------------------------------------------------------------------------- */
3339/* 3495/*
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 3496 * Respond to a request for our current selection
3349 * EXT: SelectionRequest 3497 * EXT: SelectionRequest
3350 */ 3498 */
3351void 3499void
3352rxvt_term::selection_send (const XSelectionRequestEvent &rq) 3500rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3353{ 3501{
3354 XSelectionEvent ev; 3502 XSelectionEvent ev;
3355 XTextProperty ct; 3503 dDisp;
3356 XICCEncodingStyle style;
3357 Atom target;
3358 3504
3359 ev.type = SelectionNotify; 3505 ev.type = SelectionNotify;
3360 ev.property = None; 3506 ev.property = None;
3361 ev.display = rq.display; 3507 ev.display = rq.display;
3362 ev.requestor = rq.requestor; 3508 ev.requestor = rq.requestor;
… …
3364 ev.target = rq.target; 3510 ev.target = rq.target;
3365 ev.time = rq.time; 3511 ev.time = rq.time;
3366 3512
3367 if (rq.target == xa[XA_TARGETS]) 3513 if (rq.target == xa[XA_TARGETS])
3368 { 3514 {
3369 Atom32 target_list[5]; 3515 Atom target_list[6];
3370 Atom32 *target = target_list; 3516 Atom *target = target_list;
3371 3517
3372 *target++ = (Atom32) xa[XA_TARGETS]; 3518 *target++ = xa[XA_TARGETS];
3519 *target++ = xa[XA_TIMESTAMP];
3373 *target++ = (Atom32) XA_STRING; 3520 *target++ = XA_STRING;
3374 *target++ = (Atom32) xa[XA_TEXT]; 3521 *target++ = xa[XA_TEXT];
3375 *target++ = (Atom32) xa[XA_COMPOUND_TEXT]; 3522 *target++ = xa[XA_COMPOUND_TEXT];
3376#if X_HAVE_UTF8_STRING 3523#if X_HAVE_UTF8_STRING
3377 *target++ = (Atom32) xa[XA_UTF8_STRING]; 3524 *target++ = xa[XA_UTF8_STRING];
3378#endif 3525#endif
3526
3379 XChangeProperty (display->display, rq.requestor, rq.property, XA_ATOM, 3527 XChangeProperty (disp, rq.requestor, rq.property, XA_ATOM,
3380 (8 * sizeof (target_list[0])), PropModeReplace, 3528 32, PropModeReplace,
3381 (unsigned char *)target_list, 3529 (unsigned char *)target_list, target - target_list);
3382 target - target_list);
3383 ev.property = rq.property; 3530 ev.property = rq.property;
3384 } 3531 }
3532#if TODO // TODO
3385 else if (rq.target == xa[XA_MULTIPLE]) 3533 else if (rq.target == xa[XA_MULTIPLE])
3386 { 3534 {
3387 /* TODO: Handle MULTIPLE */ 3535 /* TODO: Handle MULTIPLE */
3388 } 3536 }
3537#endif
3389 else if (rq.target == xa[XA_TIMESTAMP] && selection.text) 3538 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3390 { 3539 {
3391 XChangeProperty (display->display, rq.requestor, rq.property, XA_INTEGER, 3540 XChangeProperty (disp, rq.requestor, rq.property, rq.target,
3392 (8 * sizeof (Time)), PropModeReplace,
3393 (unsigned char *)&selection_time, 1); 3541 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3394 ev.property = rq.property; 3542 ev.property = rq.property;
3395 } 3543 }
3396 else if (rq.target == XA_STRING 3544 else if (rq.target == XA_STRING
3397 || rq.target == xa[XA_TEXT] 3545 || rq.target == xa[XA_TEXT]
3398 || rq.target == xa[XA_COMPOUND_TEXT] 3546 || rq.target == xa[XA_COMPOUND_TEXT]
3399 || rq.target == xa[XA_UTF8_STRING] 3547 || rq.target == xa[XA_UTF8_STRING]
3400 ) 3548 )
3401 { 3549 {
3550 XTextProperty ct;
3551 Atom target = rq.target;
3402 short freect = 0; 3552 short freect = 0;
3403 int selectlen; 3553 int selectlen;
3404 char *cl; 3554 wchar_t *cl;
3405 3555 enum {
3406 target = rq.target; 3556 enc_string = XStringStyle,
3557 enc_text = XStdICCTextStyle,
3558 enc_compound_text = XCompoundTextStyle,
3559#ifdef X_HAVE_UTF8_STRING
3560 enc_utf8 = XUTF8StringStyle,
3561#else
3562 enc_utf8 = -1,
3563#endif
3564 } style;
3407 3565
3408 if (target == XA_STRING) 3566 if (target == XA_STRING)
3409 // we actually don't do XA_STRING, but who cares, as i18n clients 3567 // we actually don't do XA_STRING, but who cares, as i18n clients
3410 // will ask for another format anyways. 3568 // will ask for another format anyways.
3411 style = XStringStyle; 3569 style = enc_string;
3412 else if (target == xa[XA_TEXT]) 3570 else if (target == xa[XA_TEXT])
3413 style = XTextStyle; 3571 style = enc_text;
3414 else if (target == xa[XA_COMPOUND_TEXT]) 3572 else if (target == xa[XA_COMPOUND_TEXT])
3415 style = XCompoundTextStyle; 3573 style = enc_compound_text;
3416#if X_HAVE_UTF8_STRING 3574#if ENABLE_FRILLS
3417 else if (target == xa[XA_UTF8_STRING]) 3575 else if (target == xa[XA_UTF8_STRING])
3418 style = XUTF8StringStyle; 3576 style = enc_utf8;
3419#endif 3577#endif
3420 else 3578 else
3421 { 3579 {
3422 target = xa[XA_COMPOUND_TEXT]; 3580 target = xa[XA_COMPOUND_TEXT];
3423 style = XCompoundTextStyle; 3581 style = enc_compound_text;
3424 } 3582 }
3425 3583
3426 if (selection.text) 3584 if (selection.text)
3427 { 3585 {
3428 cl = (char *)selection.text; 3586 cl = selection.text;
3429 selectlen = selection.len; 3587 selectlen = selection.len;
3430 } 3588 }
3431 else 3589 else
3432 { 3590 {
3433 cl = ""; 3591 cl = L"";
3434 selectlen = 0; 3592 selectlen = 0;
3435 } 3593 }
3436 3594
3595#if ENABLE_FRILLS
3596 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3597 // so recode it manually
3598 if (style == enc_utf8)
3599 {
3600 freect = 1;
3601 ct.encoding = target;
3602 ct.format = 8;
3603 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3604 ct.nitems = strlen ((char *)ct.value);
3605 }
3606 else
3607#endif
3437 if (XmbTextListToTextProperty (display->display, &cl, 1, style, &ct) >= 0) 3608 if (XwcTextListToTextProperty (disp, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3438 freect = 1; 3609 freect = 1;
3439 else 3610 else
3440 { 3611 {
3441 /* if we failed to convert then send it raw */ 3612 /* if we failed to convert then send it raw */
3442 ct.value = (unsigned char *)cl; 3613 ct.value = (unsigned char *)cl;
3443 ct.nitems = selectlen; 3614 ct.nitems = selectlen;
3615 ct.encoding = target;
3444 } 3616 }
3445 3617
3446 XChangeProperty (display->display, rq.requestor, rq.property, 3618 XChangeProperty (disp, rq.requestor, rq.property,
3447 target, 8, PropModeReplace, 3619 ct.encoding, 8, PropModeReplace,
3448 ct.value, (int)ct.nitems); 3620 ct.value, (int)ct.nitems);
3449 ev.property = rq.property; 3621 ev.property = rq.property;
3450 3622
3451 if (freect) 3623 if (freect)
3452 XFree (ct.value); 3624 XFree (ct.value);
3453 } 3625 }
3626
3454 XSendEvent (display->display, rq.requestor, False, 0L, (XEvent *)&ev); 3627 XSendEvent (disp, rq.requestor, False, 0L, (XEvent *)&ev);
3455} 3628}
3456 3629
3457/* ------------------------------------------------------------------------- * 3630/* ------------------------------------------------------------------------- *
3458 * MOUSE ROUTINES * 3631 * MOUSE ROUTINES *
3459 * ------------------------------------------------------------------------- */ 3632 * ------------------------------------------------------------------------- */
3460 3633
3461/* 3634/*
3462 * return col/row values corresponding to x/y pixel values 3635 * return col/row values corresponding to x/y pixel values
3463 */ 3636 */
3464void 3637void
3465rxvt_term::pixel_position (int *x, int *y) 3638rxvt_term::pixel_position (int *x, int *y) NOTHROW
3466{ 3639{
3467 *x = Pixel2Col (*x); 3640 *x = Pixel2Col (*x);
3468 /* MAX_IT (*x, 0); MIN_IT (*x, (int)TermWin.ncol - 1); */ 3641 /* max_it (*x, 0); min_it (*x, (int)ncol - 1); */
3469 *y = Pixel2Row (*y); 3642 *y = Pixel2Row (*y);
3470 /* MAX_IT (*y, 0); MIN_IT (*y, (int)TermWin.nrow - 1); */ 3643 /* max_it (*y, 0); min_it (*y, (int)nrow - 1); */
3471} 3644}
3472 3645
3473/* ------------------------------------------------------------------------- */ 3646/* ------------------------------------------------------------------------- */
3474#ifdef USE_XIM 3647#ifdef USE_XIM
3475void 3648void
3476rxvt_term::im_set_position (XPoint *pos) 3649rxvt_term::im_set_position (XPoint &pos) NOTHROW
3477{ 3650{
3478 XWindowAttributes xwa; 3651 XWindowAttributes xwa;
3479 3652
3480 XGetWindowAttributes (display->display, TermWin.vt, &xwa); 3653 XGetWindowAttributes (display->display, vt, &xwa);
3654
3481 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3655 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3482 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3656 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3483} 3657}
3484
3485#endif 3658#endif
3486/* ------------------------------------------------------------------------- */ 3659
3487 3660#if ENABLE_OVERLAY
3661void
3662rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3663{
3664 if (nrow < 1 || ncol < 1)
3665 return;
3666
3667 want_refresh = 1;
3668
3669 scr_overlay_off ();
3670
3671 if (x < 0) x = ncol - w;
3672 if (y < 0) y = nrow - h;
3673
3674 // make space for border
3675 w += 2; min_it (w, ncol);
3676 h += 2; min_it (h, nrow);
3677
3678 x -= 1; clamp_it (x, 0, ncol - w);
3679 y -= 1; clamp_it (y, 0, nrow - h);
3680
3681 ov_x = x; ov_y = y;
3682 ov_w = w; ov_h = h;
3683
3684 ov_text = new text_t *[h];
3685 ov_rend = new rend_t *[h];
3686
3687 for (y = 0; y < h; y++)
3688 {
3689 text_t *tp = ov_text[y] = new text_t[w];
3690 rend_t *rp = ov_rend[y] = new rend_t[w];
3691
3692 text_t t0, t1, t2;
3693 rend_t r = OVERLAY_RSTYLE;
3694
3695 if (y == 0)
3696 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3697 else if (y < h - 1)
3698 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3699 else
3700 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3701
3702 *tp++ = t0;
3703 *rp++ = r;
3704
3705 for (x = w - 2; x > 0; --x)
3706 {
3707 *tp++ = t1;
3708 *rp++ = r;
3709 }
3710
3711 *tp = t2;
3712 *rp = r;
3713 }
3714}
3715
3716void
3717rxvt_term::scr_overlay_off () NOTHROW
3718{
3719 if (!ov_text)
3720 return;
3721
3722 want_refresh = 1;
3723
3724 for (int y = 0; y < ov_h; y++)
3725 {
3726 delete [] ov_text[y];
3727 delete [] ov_rend[y];
3728 }
3729
3730 delete [] ov_text; ov_text = 0;
3731 delete [] ov_rend; ov_rend = 0;
3732}
3733
3734void
3735rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3736{
3737 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3738 return;
3739
3740 x++, y++;
3741
3742 ov_text[y][x] = text;
3743 ov_rend[y][x] = rend;
3744}
3745
3746void
3747rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3748{
3749 while (*s)
3750 scr_overlay_set (x++, y, *s++);
3751}
3752
3753void
3754rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3755{
3756 while (*s)
3757 {
3758 text_t t = *s++;
3759 int width = wcwidth (t);
3760
3761 while (width--)
3762 {
3763 scr_overlay_set (x++, y, t);
3764 t = NOCHAR;
3765 }
3766 }
3767}
3768
3769void
3770rxvt_term::scr_swap_overlay () NOTHROW
3771{
3772 if (!ov_text)
3773 return;
3774
3775 // swap screen mem with overlay
3776 for (int y = ov_h; y--; )
3777 {
3778 text_t *t1 = ov_text[y];
3779 rend_t *r1 = ov_rend[y];
3780
3781 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3782 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3783
3784 for (int x = ov_w; x--; )
3785 {
3786 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3787 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3788 }
3789 }
3790}
3791
3792#endif
3488/* ------------------------------------------------------------------------- * 3793/* ------------------------------------------------------------------------- */
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 3794
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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