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Comparing rxvt-unicode/src/screen.C (file contents):
Revision 1.17 by pcg, Mon Jan 19 17:26:43 2004 UTC vs.
Revision 1.314 by root, Tue Nov 4 14:34:13 2008 UTC

1/*--------------------------------*-C-*--------------------------------------* 1/*---------------------------------------------------------------------------*
2 * File: screen.c 2 * File: screen.C
3 *---------------------------------------------------------------------------* 3 *---------------------------------------------------------------------------*
4 * 4 *
5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com> 5 * Copyright (c) 1997-2001 Geoff Wing <gcw@pobox.com>
6 * Copyright (c) 2003-2007 Marc Lehmann <pcg@goof.com>
6 * 7 *
7 * This program is free software; you can redistribute it and/or modify 8 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License as published by 9 * it under the terms of the GNU General Public License as published by
9 * the Free Software Foundation; either version 2 of the License, or 10 * the Free Software Foundation; either version 2 of the License, or
10 * (at your option) any later version. 11 * (at your option) any later version.
… …
16 * 17 *
17 * You should have received a copy of the GNU General Public License 18 * You should have received a copy of the GNU General Public License
18 * along with this program; if not, write to the Free Software 19 * along with this program; if not, write to the Free Software
19 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. 20 * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
20 *--------------------------------------------------------------------------*/ 21 *--------------------------------------------------------------------------*/
22
21/* 23/*
22 * We handle _all_ screen updates and selections 24 * This file handles _all_ screen updates and selections
23 */ 25 */
24 26
25#include "../config.h" /* NECESSARY */ 27#include "../config.h" /* NECESSARY */
26#define INTERN_SCREEN
27#include "rxvt.h" /* NECESSARY */ 28#include "rxvt.h" /* NECESSARY */
28#include "screen.intpro" /* PROTOS for internal routines */ 29#include "rxvtperl.h" /* NECESSARY */
29 30
30#include <X11/Xmd.h> /* get the typedef for CARD32 */
31
32#include <stdint.h> 31#include <inttypes.h>
33#include <wchar.h>
34 32
35#include "salloc.C" // HACK!! 33#include "salloc.C" // HACK, should be a seperate compile!
36 34
37inline void fill_text (text_t *start, text_t value, int len) 35static inline void fill_text (text_t *start, text_t value, int len)
38{ 36{
39 while (len--) 37 while (len--)
40 *start++ = value; 38 *start++ = value;
41} 39}
42 40
43/* ------------------------------------------------------------------------- */ 41/* ------------------------------------------------------------------------- */
44#define PROP_SIZE 16384 42#define PROP_SIZE 256*1024
43#define PASTE_SIZE 32768
45#define TABSIZE 8 /* default tab size */ 44#define TABSIZE 8 /* default tab size */
46 45
47/* ------------------------------------------------------------------------- * 46/* ------------------------------------------------------------------------- *
48 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES * 47 * GENERAL SCREEN AND SELECTION UPDATE ROUTINES *
49 * ------------------------------------------------------------------------- */ 48 * ------------------------------------------------------------------------- */
50#define ZERO_SCROLLBACK(R) \ 49#define ZERO_SCROLLBACK() \
51 if (((R)->Options & Opt_scrollTtyOutput) == Opt_scrollTtyOutput) \ 50 if (option (Opt_scrollTtyOutput)) \
52 (R)->TermWin.view_start = 0 51 view_start = 0
53#define CLEAR_SELECTION(R) \ 52#define CLEAR_SELECTION() \
54 (R)->selection.beg.row = (R)->selection.beg.col \ 53 selection.beg.row = selection.beg.col \
55 = (R)->selection.end.row = (R)->selection.end.col = 0 54 = selection.end.row = selection.end.col = 0
56#define CLEAR_ALL_SELECTION(R) \ 55#define CLEAR_ALL_SELECTION() \
57 (R)->selection.beg.row = (R)->selection.beg.col \ 56 selection.beg.row = selection.beg.col \
58 = (R)->selection.mark.row = (R)->selection.mark.col \ 57 = selection.mark.row = selection.mark.col \
59 = (R)->selection.end.row = (R)->selection.end.col = 0 58 = selection.end.row = selection.end.col = 0
60 59
61#define ROW_AND_COL_IS_AFTER(A, B, C, D) \ 60#define ROW_AND_COL_IS_AFTER(A, B, C, D) \
62 (((A) > (C)) || (((A) == (C)) && ((B) > (D)))) 61 (((A) > (C)) || (((A) == (C)) && ((B) > (D))))
63#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \ 62#define ROW_AND_COL_IS_BEFORE(A, B, C, D) \
64 (((A) < (C)) || (((A) == (C)) && ((B) < (D)))) 63 (((A) < (C)) || (((A) == (C)) && ((B) < (D))))
65#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \ 64#define ROW_AND_COL_IN_ROW_AFTER(A, B, C, D) \
66 (((A) == (C)) && ((B) > (D))) 65 (((A) == (C)) && ((B) > (D)))
67#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \ 66#define ROW_AND_COL_IN_ROW_AT_OR_AFTER(A, B, C, D) \
68 (((A) == (C)) && ((B) >= (D))) 67 (((A) == (C)) && ((B) >= (D)))
69#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \ 68#define ROW_AND_COL_IN_ROW_BEFORE(A, B, C, D) \
70 (((A) == (C)) && ((B) < (D))) 69 (((A) == (C)) && ((B) < (D)))
71#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \ 70#define ROW_AND_COL_IN_ROW_AT_OR_BEFORE(A, B, C, D) \
72 (((A) == (C)) && ((B) <= (D))) 71 (((A) == (C)) && ((B) <= (D)))
73 72
74/* these must be row_col_t */ 73/* these must be row_col_t */
75#define ROWCOL_IS_AFTER(X, Y) \ 74#define ROWCOL_IS_AFTER(X, Y) \
76 ROW_AND_COL_IS_AFTER((X).row, (X).col, (Y).row, (Y).col) 75 ROW_AND_COL_IS_AFTER ((X).row, (X).col, (Y).row, (Y).col)
77#define ROWCOL_IS_BEFORE(X, Y) \ 76#define ROWCOL_IS_BEFORE(X, Y) \
78 ROW_AND_COL_IS_BEFORE((X).row, (X).col, (Y).row, (Y).col) 77 ROW_AND_COL_IS_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
79#define ROWCOL_IN_ROW_AFTER(X, Y) \ 78#define ROWCOL_IN_ROW_AFTER(X, Y) \
80 ROW_AND_COL_IN_ROW_AFTER((X).row, (X).col, (Y).row, (Y).col) 79 ROW_AND_COL_IN_ROW_AFTER ((X).row, (X).col, (Y).row, (Y).col)
81#define ROWCOL_IN_ROW_BEFORE(X, Y) \ 80#define ROWCOL_IN_ROW_BEFORE(X, Y) \
82 ROW_AND_COL_IN_ROW_BEFORE((X).row, (X).col, (Y).row, (Y).col) 81 ROW_AND_COL_IN_ROW_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
83#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \ 82#define ROWCOL_IN_ROW_AT_OR_AFTER(X, Y) \
84 ROW_AND_COL_IN_ROW_AT_OR_AFTER((X).row, (X).col, (Y).row, (Y).col) 83 ROW_AND_COL_IN_ROW_AT_OR_AFTER ((X).row, (X).col, (Y).row, (Y).col)
85#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \ 84#define ROWCOL_IN_ROW_AT_OR_BEFORE(X, Y) \
86 ROW_AND_COL_IN_ROW_AT_OR_BEFORE((X).row, (X).col, (Y).row, (Y).col) 85 ROW_AND_COL_IN_ROW_AT_OR_BEFORE ((X).row, (X).col, (Y).row, (Y).col)
87 86
88/* 87/*
89 * CLEAR_ROWS : clear <num> rows starting from row <row>
90 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y> 88 * CLEAR_CHARS: clear <num> chars starting from pixel position <x,y>
91 * ERASE_ROWS : set <num> rows starting from row <row> to the foreground colour
92 */ 89 */
93#define drawBuffer TermWin.vt
94
95#define CLEAR_ROWS(row, num) \
96 if (TermWin.mapped) \
97 XClearArea (Xdisplay, drawBuffer, TermWin.int_bwidth, \
98 Row2Pixel(row), (unsigned int)TermWin.width, \
99 (unsigned int)Height2Pixel(num), False)
100
101#define CLEAR_CHARS(x, y, num) \ 90#define CLEAR_CHARS(x, y, num) \
102 if (TermWin.mapped) \ 91 if (mapped) \
103 XClearArea (Xdisplay, drawBuffer, x, y, \ 92 XClearArea (dpy, vt, x, y, \
104 (unsigned int)Width2Pixel(num), \ 93 (unsigned int)Width2Pixel (num), \
105 (unsigned int)Height2Pixel(1), False) 94 (unsigned int)Height2Pixel (1), False)
106
107#define ERASE_ROWS(row, num) \
108 XFillRectangle (Xdisplay, drawBuffer, TermWin.gc, \
109 TermWin.int_bwidth, Row2Pixel(row), \
110 (unsigned int)TermWin.width, \
111 (unsigned int)Height2Pixel(num))
112 95
113/* ------------------------------------------------------------------------- * 96/* ------------------------------------------------------------------------- *
114 * SCREEN `COMMON' ROUTINES * 97 * SCREEN `COMMON' ROUTINES *
115 * ------------------------------------------------------------------------- */ 98 * ------------------------------------------------------------------------- */
99
116/* Fill part/all of a line with blanks. */ 100/* Fill part/all of a line with blanks. */
117void 101void
118rxvt_term::scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs) 102rxvt_term::scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW
119{ 103{
120 efs &= ~RS_baseattrMask; 104 if (!l.t)
105 {
106 lalloc (l);
107 col = 0;
108 width = ncol;
109 }
110
111 l.touch ();
112
113 efs &= ~RS_baseattrMask; // remove italic etc. fontstyles
121 efs = SET_FONT (efs, TermWin.fontset->find_font (' ')); 114 efs = SET_FONT (efs, FONTSET (efs)->find_font (' '));
115
116 text_t *et = l.t + col;
117 rend_t *er = l.r + col;
122 118
123 while (width--) 119 while (width--)
124 { 120 {
125 *et++ = ' '; 121 *et++ = ' ';
126 *er++ = efs; 122 *er++ = efs;
… …
128} 124}
129 125
130/* ------------------------------------------------------------------------- */ 126/* ------------------------------------------------------------------------- */
131/* Fill a full line with blanks - make sure it is allocated first */ 127/* Fill a full line with blanks - make sure it is allocated first */
132void 128void
133rxvt_term::scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs) 129rxvt_term::scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW
134{ 130{
135#ifdef DEBUG_STRICT 131 scr_blank_line (l, 0, ncol, efs);
136 assert((tp[row] && rp[row]) || (tp[row] == NULL && rp[row] == NULL));
137#endif
138 if (tp[row] == NULL)
139 {
140 tp[row] = (text_t *)talloc->alloc ();
141 rp[row] = (rend_t *)ralloc->alloc ();
142 }
143 132
144 scr_blank_line (tp[row], rp[row], TermWin.ncol, efs); 133 l.l = 0;
134 l.f = 0;
135}
136
137// nuke a single wide character at the given column
138void
139rxvt_term::scr_kill_char (line_t &l, int col) const NOTHROW
140{
141 // find begin
142 while (col > 0 && l.t[col] == NOCHAR)
143 col--;
144
145 rend_t rend = l.r[col] & ~RS_baseattrMask;
146 rend = SET_FONT (rend, FONTSET (rend)->find_font (' '));
147
148 // found begin, nuke
149 do {
150 l.t[col] = ' ';
151 l.r[col] = rend;
152 col++;
153 } while (col < ncol && l.t[col] == NOCHAR);
145} 154}
146 155
147/* ------------------------------------------------------------------------- * 156/* ------------------------------------------------------------------------- *
148 * SCREEN INITIALISATION * 157 * SCREEN INITIALISATION *
149 * ------------------------------------------------------------------------- */ 158 * ------------------------------------------------------------------------- */
159
150void 160void
151rxvt_term::scr_reset () 161rxvt_term::scr_reset ()
152{ 162{
153 unsigned int ncol, nrow, total_rows, prev_total_rows; 163#if ENABLE_OVERLAY
154 unsigned int p, q; 164 scr_overlay_off ();
155 int k; 165#endif
156 rend_t setrstyle;
157 166
158 D_SCREEN((stderr, "rxvt_scr_reset()")); 167 rvideo_mode = false;
159
160 TermWin.view_start = 0; 168 view_start = 0;
161 num_scr = 0; 169 num_scr = 0;
162 170
163 if (TermWin.ncol == 0) 171 if (ncol == 0)
164 TermWin.ncol = 80; 172 ncol = 80;
165 173
166 if (TermWin.nrow == 0) 174 if (nrow == 0)
167 TermWin.nrow = 24; 175 nrow = 24;
168
169 ncol = TermWin.ncol;
170 nrow = TermWin.nrow;
171 176
172 if (ncol == prev_ncol && nrow == prev_nrow) 177 if (ncol == prev_ncol && nrow == prev_nrow)
173 return; 178 return;
174 179
180 if (current_screen != PRIMARY)
181 scr_swap_screen ();
182
183 // we need at least two lines for wrapping to work correctly
184 while (nrow + saveLines < 2)
185 {
186 //TODO//FIXME
187 saveLines++;
188 prev_nrow--;
189 top_row--;
190 }
191
175 want_refresh = 1; 192 want_refresh = 1;
176 193
194 int prev_total_rows = prev_nrow + saveLines;
177 total_rows = nrow + TermWin.saveLines; 195 total_rows = nrow + saveLines;
178 prev_total_rows = prev_nrow + TermWin.saveLines;
179 196
180 screen.tscroll = 0; 197 screen.tscroll = 0;
181 screen.bscroll = nrow - 1; 198 screen.bscroll = nrow - 1;
182 199
183 if (!talloc) 200 if (!row_buf)
184 { 201 {
202 /*
203 * first time called so just malloc everything: don't rely on realloc
204 */
205 top_row = 0;
206 term_start = 0;
207
185 talloc = new rxvt_salloc (ncol * sizeof (text_t)); 208 talloc = new rxvt_salloc (ncol * sizeof (text_t));
186 ralloc = new rxvt_salloc (ncol * sizeof (rend_t)); 209 ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
187 }
188
189 if (prev_nrow == 0)
190 {
191 /*
192 * first time called so just malloc everything : don't rely on realloc
193 * Note: this is still needed so that all the scrollback lines are NULL
194 */
195 screen.text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
196 buf_text = (text_t **)rxvt_calloc(total_rows, sizeof(text_t *));
197 drawn_text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
198 swap.text = (text_t **)rxvt_calloc(nrow, sizeof(text_t *));
199 210
200 screen.tlen = (int16_t *)rxvt_calloc(total_rows, sizeof(int16_t)); 211 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
201 swap.tlen = (int16_t *)rxvt_calloc(nrow, sizeof(int16_t)); 212 drawn_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
213 swap_buf = (line_t *)rxvt_calloc (nrow , sizeof (line_t));
202 214
203 screen.rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *)); 215 for (int row = nrow; row--; )
204 buf_rend = (rend_t **)rxvt_calloc(total_rows, sizeof(rend_t *));
205 drawn_rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
206 swap.rend = (rend_t **)rxvt_calloc(nrow, sizeof(rend_t *));
207
208 for (p = 0; p < nrow; p++)
209 {
210 q = p + TermWin.saveLines;
211 scr_blank_screen_mem (screen.text, screen.rend, q, DEFAULT_RSTYLE);
212 scr_blank_screen_mem (swap.text, swap.rend, p, DEFAULT_RSTYLE);
213 screen.tlen[q] = swap.tlen[p] = 0;
214 scr_blank_screen_mem (drawn_text, drawn_rend, p, DEFAULT_RSTYLE);
215 } 216 {
217 scr_blank_screen_mem (ROW (row), DEFAULT_RSTYLE);
218 scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
219 scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
220 }
216 221
217 MEMSET(charsets, 'B', sizeof(charsets)); 222 memset (charsets, 'B', sizeof (charsets));
218 TermWin.nscrolled = 0; /* no saved lines */
219 rstyle = DEFAULT_RSTYLE; 223 rstyle = DEFAULT_RSTYLE;
220 screen.flags = Screen_DefaultFlags; 224 screen.flags = Screen_DefaultFlags;
221 screen.cur.row = screen.cur.col = 0; 225 screen.cur.row = screen.cur.col = 0;
222 screen.charset = 0; 226 screen.charset = 0;
223 current_screen = PRIMARY; 227 current_screen = PRIMARY;
224 rxvt_scr_cursor (this, SAVE); 228 scr_cursor (SAVE);
225 229
226#if NSCREENS 230#if NSCREENS
227 swap.flags = Screen_DefaultFlags; 231 swap.flags = Screen_DefaultFlags;
228 swap.cur.row = swap.cur.col = 0; 232 swap.cur.row = swap.cur.col = 0;
229 swap.charset = 0; 233 swap.charset = 0;
230 current_screen = SECONDARY; 234 current_screen = SECONDARY;
231 rxvt_scr_cursor (this, SAVE); 235 scr_cursor (SAVE);
232 current_screen = PRIMARY; 236 current_screen = PRIMARY;
233#endif 237#endif
234 238
235 selection.text = NULL; 239 selection.text = NULL;
236 selection.len = 0; 240 selection.len = 0;
237 selection.op = SELECTION_CLEAR; 241 selection.op = SELECTION_CLEAR;
238 selection.screen = PRIMARY; 242 selection.screen = PRIMARY;
239 selection.clicks = 0; 243 selection.clicks = 0;
240 CLEAR_ALL_SELECTION (this);
241 rvideo = 0;
242 } 244 }
243 else 245 else
244 { 246 {
245 /* 247 /*
246 * add or delete rows as appropriate 248 * add or delete rows as appropriate
247 */ 249 */
248 setrstyle = DEFAULT_RSTYLE;
249 250
251 rxvt_salloc *old_ta = talloc; talloc = new rxvt_salloc (ncol * sizeof (text_t));
252 rxvt_salloc *old_ra = ralloc; ralloc = new rxvt_salloc (ncol * sizeof (rend_t));
253
254#if 0
250 if (nrow < prev_nrow) 255 if (nrow < prev_nrow)
251 { 256 {
252 /* delete rows */
253 k = min (TermWin.nscrolled, prev_nrow - nrow);
254 scr_scroll_text (0, (int)prev_nrow - 1, k, 1);
255
256 for (p = nrow; p < prev_nrow; p++) 257 for (int row = nrow; row < prev_nrow; row++)
257 { 258 {
258 q = p + TermWin.saveLines; 259 lfree (swap_buf [row]);
259 if (screen.text[q]) 260 lfree (drawn_buf[row]);
261 }
262 }
263#endif
264
265 drawn_buf = (line_t *)rxvt_realloc (drawn_buf, nrow * sizeof (line_t));
266 swap_buf = (line_t *)rxvt_realloc (swap_buf , nrow * sizeof (line_t));
267
268 for (int row = min (nrow, prev_nrow); row--; )
269 {
270 lresize (drawn_buf[row]);
271 lresize (swap_buf [row]);
272 }
273
274 for (int row = prev_nrow; row < nrow; row++)
275 {
276 swap_buf [row].clear (); scr_blank_screen_mem (swap_buf [row], DEFAULT_RSTYLE);
277 drawn_buf[row].clear (); scr_blank_screen_mem (drawn_buf[row], DEFAULT_RSTYLE);
278 }
279
280 line_t *old_buf = row_buf;
281 row_buf = (line_t *)rxvt_calloc (total_rows + nrow, sizeof (line_t));
282
283 int p = MOD (term_start + prev_nrow, prev_total_rows); // previous row
284 int pend = MOD (term_start + top_row , prev_total_rows);
285 int q = total_rows; // rewrapped row
286
287 if (top_row)
288 {
289 // Re-wrap lines. This is rather ugly, possibly because I am too dumb
290 // to come up with a lean and mean algorithm.
291
292 row_col_t ocur = screen.cur;
293 ocur.row = MOD (term_start + ocur.row, prev_total_rows);
294
295 do
296 {
297 p = MOD (p - 1, prev_total_rows);
298#ifdef DEBUG_STRICT
299 assert (old_buf [MOD (p, prev_total_rows)].t);
300#endif
301 int plines = 1;
302 int llen = old_buf [MOD (p, prev_total_rows)].l;
303
304 while (p != pend && old_buf [MOD (p - 1, prev_total_rows)].is_longer ())
260 { 305 {
261#ifdef DEBUG_STRICT 306 p = MOD (p - 1, prev_total_rows);
262 assert (screen.rend[q]); 307
263#endif 308 plines++;
264 talloc->free (screen.text[q]); 309 llen += prev_ncol;
265 ralloc->free (screen.rend[q]);
266 } 310 }
267 if (swap.text[p]) 311
312 int qlines = max (0, (llen - 1) / ncol) + 1;
313
314 // drop partial lines completely
315 if (q < qlines)
316 break;
317
318 q -= qlines;
319
320 int lofs = 0;
321 line_t *qline;
322
323 // re-assemble the full line by destination lines
324 for (int qrow = q; qlines--; qrow++)
268 { 325 {
269#ifdef DEBUG_STRICT 326 qline = row_buf + qrow;
270 assert (swap.rend[p]); 327 lalloc (*qline);
271#endif 328 qline->l = ncol;
272 talloc->free (swap.text[p]); 329 qline->is_longer (1);
273 ralloc->free (swap.rend[p]); 330
331 int qcol = 0;
332
333 // see below for cursor adjustment rationale
334 if (p == ocur.row)
335 screen.cur.row = q - (total_rows - nrow);
336
337 // fill a single destination line
338 while (lofs < llen && qcol < ncol)
339 {
340 int prow = lofs / prev_ncol;
341 int pcol = lofs % prev_ncol;
342
343 prow = MOD (p + prow, prev_total_rows);
344
345 // we only adjust the cursor _row_ and put it into
346 // the topmost line of "long line" it was in, as
347 // this seems to upset applications/shells/readline
348 // least.
349 if (prow == ocur.row)
350 screen.cur.row = q - (total_rows - nrow);
351
352 line_t &pline = old_buf [prow];
353
354 int len = min (min (prev_ncol - pcol, ncol - qcol), llen - lofs);
355
356 memcpy (qline->t + qcol, pline.t + pcol, len * sizeof (text_t));
357 memcpy (qline->r + qcol, pline.r + pcol, len * sizeof (rend_t));
358
359 lofs += len;
360 qcol += len;
361 }
274 } 362 }
275#ifdef DEBUG_STRICT 363
276 assert (drawn_text[p] && drawn_rend[p]); 364 qline->l = llen ? MOD (llen - 1, ncol) + 1 : 0;
277#endif 365 qline->is_longer (0);
278 talloc->free (drawn_text[p]); 366 scr_blank_line (*qline, qline->l, ncol - qline->l, DEFAULT_RSTYLE);
279 ralloc->free (drawn_rend[p]);
280 } 367 }
368 while (p != pend && q > 0);
281 369
282 /* we have fewer rows so fix up cursor position */ 370 term_start = total_rows - nrow;
283 MIN_IT (screen.cur.row, (int32_t)nrow - 1); 371 top_row = q - term_start;
284 MIN_IT (swap.cur.row, (int32_t)nrow - 1);
285 372
286 scr_reset_realloc (); /* realloc _last_ */ 373 // make sure all terminal lines exist
287 } 374 while (top_row > 0)
288 else if (nrow > prev_nrow) 375 scr_blank_screen_mem (ROW (--top_row), DEFAULT_RSTYLE);
289 { 376 }
290 /* add rows */ 377 else
291 scr_reset_realloc (); /* realloc _first_ */ 378 {
379 // if no scrollback exists (yet), wing, instead of wrap
292 380
293 TermWin.ncol = prev_ncol; // save b/c scr_blank_screen_mem uses this 381 for (int row = min (nrow, prev_nrow); row--; )
294
295 k = min (TermWin.nscrolled, nrow - prev_nrow);
296
297 for (p = prev_total_rows; p < total_rows; p++)
298 { 382 {
299 screen.tlen[p] = 0; 383 line_t &pline = old_buf [MOD (term_start + row, prev_total_rows)];
300 screen.text[p] = NULL; 384 line_t &qline = row_buf [row];
301 screen.rend[p] = NULL; 385
386 qline = pline;
387 lresize (qline);
302 } 388 }
303 389
304 for (p = prev_total_rows; p < total_rows - k; p++)
305 scr_blank_screen_mem (screen.text, screen.rend, p, setrstyle);
306
307 for (p = prev_nrow; p < nrow; p++) 390 for (int row = prev_nrow; row < nrow; row++)
308 { 391 {
309 swap.tlen[p] = 0; 392 row_buf [row].clear (); scr_blank_screen_mem (row_buf [row], DEFAULT_RSTYLE);
310 swap.text[p] = NULL;
311 swap.rend[p] = NULL;
312 drawn_text[p] = NULL;
313 drawn_rend[p] = NULL;
314 scr_blank_screen_mem (swap.text, swap.rend, p, setrstyle);
315 scr_blank_screen_mem (drawn_text, drawn_rend, p, setrstyle);
316 } 393 }
317 394
318 if (k > 0) 395 term_start = 0;
319 {
320 scr_scroll_text (0, (int)nrow - 1, -k, 1);
321 screen.cur.row += k;
322 screen.s_cur.row += k;
323 TermWin.nscrolled -= k;
324 }
325#ifdef DEBUG_STRICT
326 assert(screen.cur.row < TermWin.nrow);
327 assert(swap.cur.row < TermWin.nrow);
328#else /* drive with your eyes closed */
329
330 MIN_IT(screen.cur.row, nrow - 1);
331 MIN_IT(swap.cur.row, nrow - 1);
332#endif
333 TermWin.ncol = ncol; // save b/c scr_blank_screen_mem uses this
334 }
335
336 /* resize columns */
337 if (ncol != prev_ncol)
338 { 396 }
339 int common = min (prev_ncol, ncol);
340 rxvt_salloc *ta = new rxvt_salloc (ncol * sizeof (text_t));
341 rxvt_salloc *ra = new rxvt_salloc (ncol * sizeof (rend_t));
342
343 for (p = 0; p < total_rows; p++)
344 {
345 if (screen.text[p])
346 {
347 text_t *t = (text_t *)ta->alloc (); memcpy (t, screen.text[p], common * sizeof (text_t)); screen.text[p] = t;
348 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, screen.rend[p], common * sizeof (rend_t)); screen.rend[p] = r;
349 397
350 MIN_IT(screen.tlen[p], (int16_t)ncol); 398 free (old_buf);
399 delete old_ta;
400 delete old_ra;
351 401
352 if (ncol > prev_ncol) 402 clamp_it (screen.cur.row, 0, nrow - 1);
353 scr_blank_line (&(screen.text[p][prev_ncol]), 403 clamp_it (screen.cur.col, 0, ncol - 1);
354 &(screen.rend[p][prev_ncol]),
355 ncol - prev_ncol,
356 setrstyle);
357 }
358 }
359 404
360 for (p = 0; p < nrow; p++)
361 {
362 text_t *t = (text_t *)ta->alloc (); memcpy (t, drawn_text[p], common * sizeof (text_t)); drawn_text[p] = t;
363 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, drawn_rend[p], common * sizeof (rend_t)); drawn_rend[p] = r;
364
365 if (ncol > prev_ncol)
366 scr_blank_line (&(drawn_text[p][prev_ncol]),
367 &(drawn_rend[p][prev_ncol]),
368 ncol - prev_ncol, setrstyle);
369
370 if (swap.text[p])
371 {
372 text_t *t = (text_t *)ta->alloc (); memcpy (t, swap.text[p], common * sizeof (text_t)); swap.text[p] = t;
373 rend_t *r = (rend_t *)ra->alloc (); memcpy (r, swap.rend[p], common * sizeof (rend_t)); swap.rend[p] = r;
374
375 MIN_IT(swap.tlen[p], (int16_t)ncol);
376
377 if (ncol > prev_ncol)
378 scr_blank_line (&(swap.text[p][prev_ncol]),
379 &(swap.rend[p][prev_ncol]),
380 ncol - prev_ncol, setrstyle);
381 }
382
383 }
384
385 MIN_IT (screen.cur.col, (int16_t)ncol - 1);
386 MIN_IT (swap.cur.col, (int16_t)ncol - 1);
387
388 delete talloc; talloc = ta;
389 delete ralloc; ralloc = ra;
390 }
391
392 if (tabs)
393 free(tabs); 405 free (tabs);
394 } 406 }
407
408 CLEAR_ALL_SELECTION ();
395 409
396 prev_nrow = nrow; 410 prev_nrow = nrow;
397 prev_ncol = ncol; 411 prev_ncol = ncol;
398 412
399 tabs = (char *)rxvt_malloc (ncol * sizeof(char)); 413 tabs = (char *)rxvt_malloc (ncol);
400 414
401 for (p = 0; p < ncol; p++) 415 for (int col = ncol; --col; )
402 tabs[p] = (p % TABSIZE == 0) ? 1 : 0; 416 tabs [col] = col % TABSIZE == 0;
417
418 if (current_screen != PRIMARY)
419 scr_swap_screen ();
403 420
404 tt_winch (); 421 tt_winch ();
405}
406 422
407void 423 HOOK_INVOKE ((this, HOOK_RESET, DT_END));
408rxvt_term::scr_reset_realloc()
409{
410 uint16_t total_rows, nrow;
411
412 nrow = TermWin.nrow;
413 total_rows = nrow + TermWin.saveLines;
414 /* *INDENT-OFF* */
415 screen.text = (text_t **)rxvt_realloc(screen.text, total_rows * sizeof(text_t *));
416 buf_text = (text_t **)rxvt_realloc(buf_text , total_rows * sizeof(text_t *));
417 drawn_text = (text_t **)rxvt_realloc(drawn_text , nrow * sizeof(text_t *));
418 swap.text = (text_t **)rxvt_realloc(swap.text , nrow * sizeof(text_t *));
419
420 screen.tlen = (int16_t *)rxvt_realloc(screen.tlen, total_rows * sizeof(int16_t));
421 swap.tlen = (int16_t *)rxvt_realloc(swap.tlen , total_rows * sizeof(int16_t));
422
423 screen.rend = (rend_t **)rxvt_realloc(screen.rend, total_rows * sizeof(rend_t *));
424 buf_rend = (rend_t **)rxvt_realloc(buf_rend , total_rows * sizeof(rend_t *));
425 drawn_rend = (rend_t **)rxvt_realloc(drawn_rend , nrow * sizeof(rend_t *));
426 swap.rend = (rend_t **)rxvt_realloc(swap.rend , nrow * sizeof(rend_t *));
427 /* *INDENT-ON* */
428} 424}
429 425
430/* ------------------------------------------------------------------------- */ 426/* ------------------------------------------------------------------------- */
431/* 427/*
432 * Free everything. That way malloc debugging can find leakage. 428 * Free everything. That way malloc debugging can find leakage.
433 */ 429 */
434void 430void
435rxvt_term::scr_release() 431rxvt_term::scr_release () NOTHROW
436{ 432{
437 uint16_t total_rows; 433 if (row_buf)
438 int i;
439
440 total_rows = TermWin.nrow + TermWin.saveLines;
441
442#ifdef DEBUG_STRICT
443 for (i = 0; i < total_rows; i++)
444 {
445 if (screen.text[i])
446 /* then so is screen.rend[i] */
447 assert(screen.rend[i]);
448 } 434 {
449#endif
450
451 delete talloc; talloc = 0; 435 delete talloc; talloc = 0;
452 delete ralloc; ralloc = 0; 436 delete ralloc; ralloc = 0;
453 437
454 free (screen.text); 438 free (row_buf);
455 free (screen.tlen); 439 free (swap_buf);
456 free (screen.rend); 440 free (drawn_buf);
457 free (drawn_text);
458 free (drawn_rend);
459 free (swap.text);
460 free (swap.tlen);
461 free (swap.rend);
462 free (buf_text);
463 free (buf_rend);
464 free (tabs); 441 free (tabs);
465 442
466 /* NULL these so if anything tries to use them, we'll know about it */ 443 row_buf = 0; // signal that we freed all the arrays
467 screen.text = drawn_text = swap.text = NULL; 444 }
468 screen.rend = drawn_rend = swap.rend = NULL;
469 screen.tlen = swap.tlen = NULL;
470 buf_text = NULL;
471 buf_rend = NULL;
472 tabs = NULL;
473} 445}
474 446
475/* ------------------------------------------------------------------------- */ 447/* ------------------------------------------------------------------------- */
476/* 448/*
477 * Hard reset 449 * Hard reset
478 */ 450 */
479/* EXTPROTO */
480void 451void
481rxvt_scr_poweron(pR) 452rxvt_term::scr_poweron ()
482{ 453{
483 D_SCREEN((stderr, "rxvt_scr_poweron()"));
484
485 R->scr_release (); 454 scr_release ();
486 R->prev_nrow = R->prev_ncol = 0; 455 prev_nrow = prev_ncol = 0;
487 R->scr_reset (); 456 scr_reset ();
488 457
489 R->scr_clear (); 458 scr_clear (true);
490 R->scr_refresh (SLOW_REFRESH); 459 scr_refresh ();
491#ifdef RXVT_GRAPHICS
492 rxvt_Gr_reset (aR);
493#endif
494} 460}
495 461
496/* ------------------------------------------------------------------------- * 462/* ------------------------------------------------------------------------- *
497 * PROCESS SCREEN COMMANDS * 463 * PROCESS SCREEN COMMANDS *
498 * ------------------------------------------------------------------------- */ 464 * ------------------------------------------------------------------------- */
499/* 465/*
500 * Save and Restore cursor 466 * Save and Restore cursor
501 * XTERM_SEQ: Save cursor : ESC 7 467 * XTERM_SEQ: Save cursor : ESC 7
502 * XTERM_SEQ: Restore cursor: ESC 8 468 * XTERM_SEQ: Restore cursor: ESC 8
503 */ 469 */
504/* EXTPROTO */
505void 470void
506rxvt_scr_cursor(pR_ int mode) 471rxvt_term::scr_cursor (cursor_mode mode) NOTHROW
507{ 472{
508 screen_t *s; 473 screen_t *s;
509
510 D_SCREEN((stderr, "rxvt_scr_cursor(%c)", mode));
511 474
512#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR) 475#if NSCREENS && !defined(NO_SECONDARY_SCREEN_CURSOR)
513 if (R->current_screen == SECONDARY) 476 if (current_screen == SECONDARY)
514 s = &(R->swap); 477 s = &swap;
515 else 478 else
516#endif 479#endif
517 s = &(R->screen); 480 s = &screen;
481
518 switch (mode) { 482 switch (mode)
483 {
519 case SAVE: 484 case SAVE:
520 s->s_cur.row = s->cur.row; 485 s->s_cur.row = screen.cur.row;
521 s->s_cur.col = s->cur.col; 486 s->s_cur.col = screen.cur.col;
522 s->s_rstyle = R->rstyle; 487 s->s_rstyle = rstyle;
523 s->s_charset = s->charset; 488 s->s_charset = screen.charset;
524 s->s_charset_char = R->charsets[s->charset]; 489 s->s_charset_char = charsets[screen.charset];
525 break; 490 break;
491
526 case RESTORE: 492 case RESTORE:
527 R->want_refresh = 1; 493 want_refresh = 1;
528 s->cur.row = s->s_cur.row; 494 screen.cur.row = s->s_cur.row;
529 s->cur.col = s->s_cur.col; 495 screen.cur.col = s->s_cur.col;
530 s->flags &= ~Screen_WrapNext; 496 screen.flags &= ~Screen_WrapNext;
531 R->rstyle = s->s_rstyle; 497 rstyle = s->s_rstyle;
532 s->charset = s->s_charset; 498 screen.charset = s->s_charset;
533 R->charsets[s->charset] = s->s_charset_char; 499 charsets[screen.charset] = s->s_charset_char;
534 rxvt_set_font_style(aR); 500 set_font_style ();
535 break; 501 break;
536 } 502 }
503
537/* boundary check in case screen size changed between SAVE and RESTORE */ 504 /* boundary check in case screen size changed between SAVE and RESTORE */
538 MIN_IT(s->cur.row, R->TermWin.nrow - 1); 505 min_it (s->cur.row, nrow - 1);
539 MIN_IT(s->cur.col, R->TermWin.ncol - 1); 506 min_it (s->cur.col, ncol - 1);
540#ifdef DEBUG_STRICT 507#ifdef DEBUG_STRICT
541 assert(s->cur.row >= 0); 508 assert (s->cur.row >= 0);
542 assert(s->cur.col >= 0); 509 assert (s->cur.col >= 0);
543#else /* drive with your eyes closed */
544 MAX_IT(s->cur.row, 0);
545 MAX_IT(s->cur.col, 0);
546#endif 510#endif
511}
512
513void
514rxvt_term::scr_swap_screen ()
515{
516 if (!option (Opt_secondaryScreen))
517 return;
518
519 for (int i = prev_nrow; i--; )
520 ::swap (ROW(i), swap_buf [i]);
521
522 ::swap (screen.cur, swap.cur);
523
524 screen.cur.row = clamp (screen.cur.row, 0, prev_nrow - 1);
525 screen.cur.col = clamp (screen.cur.col, 0, prev_ncol - 1);
547} 526}
548 527
549/* ------------------------------------------------------------------------- */ 528/* ------------------------------------------------------------------------- */
550/* 529/*
551 * Swap between primary and secondary screens 530 * Swap between primary and secondary screens
552 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h 531 * XTERM_SEQ: Primary screen : ESC [ ? 4 7 h
553 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l 532 * XTERM_SEQ: Secondary screen: ESC [ ? 4 7 l
554 */ 533 */
555/* EXTPROTO */ 534void
556int
557rxvt_scr_change_screen(pR_ int scrn) 535rxvt_term::scr_change_screen (int scrn)
558{ 536{
559 int i; 537 if (scrn == current_screen)
538 return;
539
540 want_refresh = 1;
541 view_start = 0;
542
543 selection_check (2); /* check for boundary cross */
544
545 int i = current_screen; current_screen = scrn; scrn = i;
546
560#if NSCREENS 547#if NSCREENS
561 int offset; 548 if (option (Opt_secondaryScreen))
562#endif 549 {
563
564 R->want_refresh = 1;
565
566 D_SCREEN((stderr, "rxvt_scr_change_screen(%d)", scrn));
567
568 R->TermWin.view_start = 0;
569
570 if (R->current_screen == scrn)
571 return R->current_screen;
572
573 rxvt_selection_check(aR_ 2); /* check for boundary cross */
574
575 SWAP_IT(R->current_screen, scrn, int);
576#if NSCREENS
577 R->num_scr = 0; 550 num_scr = 0;
578 offset = R->TermWin.saveLines; 551
579 for (i = R->prev_nrow; i--;) { 552 scr_swap_screen ();
580 SWAP_IT(R->screen.text[i + offset], R->swap.text[i], text_t *); 553
581 SWAP_IT(R->screen.tlen[i + offset], R->swap.tlen[i], int16_t); 554 ::swap (screen.charset, swap.charset);
582 SWAP_IT(R->screen.rend[i + offset], R->swap.rend[i], rend_t *); 555 ::swap (screen.flags, swap.flags);
583 }
584 SWAP_IT(R->screen.cur.row, R->swap.cur.row, int16_t);
585 SWAP_IT(R->screen.cur.col, R->swap.cur.col, int16_t);
586# ifdef DEBUG_STRICT
587 assert((R->screen.cur.row >= 0) && (R->screen.cur.row < R->prev_nrow));
588 assert((R->screen.cur.col >= 0) && (R->screen.cur.col < R->prev_ncol));
589# else /* drive with your eyes closed */
590 MAX_IT(R->screen.cur.row, 0);
591 MIN_IT(R->screen.cur.row, (int32_t)R->prev_nrow - 1);
592 MAX_IT(R->screen.cur.col, 0);
593 MIN_IT(R->screen.cur.col, (int32_t)R->prev_ncol - 1);
594# endif
595 SWAP_IT(R->screen.charset, R->swap.charset, int16_t);
596 SWAP_IT(R->screen.flags, R->swap.flags, int);
597 R->screen.flags |= Screen_VisibleCursor; 556 screen.flags |= Screen_VisibleCursor;
598 R->swap.flags |= Screen_VisibleCursor; 557 swap.flags |= Screen_VisibleCursor;
599
600# ifdef RXVT_GRAPHICS
601
602 if (rxvt_Gr_Displayed(aR)) {
603 rxvt_Gr_scroll(aR_ 0);
604 rxvt_Gr_ChangeScreen(aR);
605 } 558 }
559 else
606# endif 560#endif
607#else 561 if (option (Opt_secondaryScroll))
608# ifdef SCROLL_ON_NO_SECONDARY
609# ifdef RXVT_GRAPHICS
610 if (rxvt_Gr_Displayed(aR))
611 rxvt_Gr_ClearScreen(aR);
612# endif
613 if (R->current_screen == PRIMARY
614# ifdef RXVT_GRAPHICS
615 && !rxvt_Gr_Displayed(aR)
616# endif
617 )
618 R->scr_scroll_text(0, (R->prev_nrow - 1), R->prev_nrow, 0); 562 scr_scroll_text (0, prev_nrow - 1, prev_nrow);
619# endif 563}
620#endif 564
565// clear WrapNext indicator, solidifying position on next line
566void
567rxvt_term::scr_do_wrap () NOTHROW
568{
569 if (!(screen.flags & Screen_WrapNext))
621 return scrn; 570 return;
571
572 screen.flags &= ~Screen_WrapNext;
573
574 screen.cur.col = 0;
575
576 if (screen.cur.row == screen.bscroll)
577 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
578 else if (screen.cur.row < nrow - 1)
579 screen.cur.row++;
622} 580}
623 581
624/* ------------------------------------------------------------------------- */ 582/* ------------------------------------------------------------------------- */
625/* 583/*
626 * Change the colour for following text 584 * Change the colour for following text
627 */ 585 */
628/* EXTPROTO */
629void 586void
630rxvt_scr_color(pR_ unsigned int color, int fgbg) 587rxvt_term::scr_color (unsigned int color, int fgbg) NOTHROW
631{ 588{
589 if (!IN_RANGE_INC (color, minCOLOR, maxTermCOLOR))
632 color &= RS_fgMask; 590 color = fgbg;
591
633 if (fgbg == Color_fg) 592 if (fgbg == Color_fg)
634 R->rstyle = SET_FGCOLOR(R->rstyle, color); 593 rstyle = SET_FGCOLOR (rstyle, color);
635 else 594 else
636 R->rstyle = SET_BGCOLOR(R->rstyle, color); 595 rstyle = SET_BGCOLOR (rstyle, color);
637} 596}
638 597
639/* ------------------------------------------------------------------------- */ 598/* ------------------------------------------------------------------------- */
640/* 599/*
641 * Change the rendition style for following text 600 * Change the rendition style for following text
642 */ 601 */
643/* EXTPROTO */
644void 602void
645rxvt_scr_rendition(pR_ int set, int style) 603rxvt_term::scr_rendition (int set, int style) NOTHROW
646{ 604{
647 if (set) 605 if (set)
648 R->rstyle |= style; 606 rstyle |= style;
649 else if (style == ~RS_None) 607 else if (style == ~RS_None)
650 R->rstyle = DEFAULT_RSTYLE; 608 rstyle = DEFAULT_RSTYLE;
651 else 609 else
652 R->rstyle &= ~style; 610 rstyle &= ~style;
653} 611}
654 612
655/* ------------------------------------------------------------------------- */ 613/* ------------------------------------------------------------------------- */
656/* 614/*
657 * Scroll text between <row1> and <row2> inclusive, by <count> lines 615 * Scroll text between <row1> and <row2> inclusive, by <count> lines
658 * count positive ==> scroll up 616 * count positive ==> scroll up
659 * count negative ==> scroll down 617 * count negative ==> scroll down
660 * spec == 0 for normal routines
661 */ 618 */
662int 619int
663rxvt_term::scr_scroll_text (int row1, int row2, int count, int spec) 620rxvt_term::scr_scroll_text (int row1, int row2, int count) NOTHROW
664{ 621{
665 int i, j;
666 long nscrolled;
667
668 if (count == 0 || (row1 > row2)) 622 if (count == 0 || (row1 > row2))
669 return 0; 623 return 0;
670 624
671 want_refresh = 1; 625 want_refresh = 1;
672 D_SCREEN((stderr, "rxvt_scroll_text(%d,%d,%d,%d): %s", row1, row2, count, spec, (current_screen == PRIMARY) ? "Primary" : "Secondary")); 626 num_scr += count;
673 627
674 if ((count > 0) && (row1 == 0) && (current_screen == PRIMARY)) 628 if (count > 0
629 && row1 == 0
630 && (current_screen == PRIMARY || option (Opt_secondaryScroll)))
631 {
632 top_row = max (top_row - count, -saveLines);
633
634 // scroll everything up 'count' lines
635 term_start = (term_start + count) % total_rows;
636
637 // sever bottommost line
675 { 638 {
676 nscrolled = (long)TermWin.nscrolled + (long)count; 639 line_t &l = ROW(row2 - count);
677 640 l.is_longer (0);
678 if (nscrolled > (long)TermWin.saveLines) 641 l.touch ();
679 TermWin.nscrolled = TermWin.saveLines;
680 else
681 TermWin.nscrolled = (uint16_t)nscrolled;
682
683 if ((Options & Opt_scrollWithBuffer)
684 && TermWin.view_start != 0
685 && TermWin.view_start != TermWin.saveLines)
686 rxvt_scr_page (this, UP, count);
687 } 642 }
688 else if (!spec)
689 row1 += TermWin.saveLines;
690 643
691 row2 += TermWin.saveLines; 644 // erase newly scrolled-in lines
645 for (int i = count; i--; )
646 {
647 line_t &l = ROW(nrow - 1 - i);
692 648
649 // optimize if already cleared, can be significant on slow machines
650 // could be rolled into scr_blank_screen_mem
651 if (l.r && l.l < ncol - 1 && !((l.r[l.l + 1] ^ rstyle) & (RS_fgMask | RS_bgMask)))
652 {
653 scr_blank_line (l, 0, l.l, rstyle);
654 l.l = 0;
655 l.f = 0;
656 }
657 else
658 scr_blank_screen_mem (l, rstyle);
659 }
660
661 // now copy lines below the scroll region bottom to the
662 // bottom of the screen again, so they look as if they
663 // hadn't moved.
664 for (int i = nrow; --i > row2; )
665 {
666 line_t &l1 = ROW(i - count);
667 line_t &l2 = ROW(i);
668
669 ::swap (l1, l2);
670 l2.touch ();
671 }
672
673 // move and/or clear selection, if any
693 if (selection.op && current_screen == selection.screen) 674 if (selection.op && current_screen == selection.screen)
694 {
695 i = selection.beg.row + TermWin.saveLines;
696 j = selection.end.row + TermWin.saveLines;
697 if ((i < row1 && j > row1)
698 || (i < row2 && j > row2)
699 || (i - count < row1 && i >= row1)
700 || (i - count > row2 && i <= row2)
701 || (j - count < row1 && j >= row1)
702 || (j - count > row2 && j <= row2))
703 {
704 CLEAR_ALL_SELECTION (this);
705 selection.op = SELECTION_CLEAR; /* XXX: too aggressive? */
706 } 675 {
707 else if (j >= row1 && j <= row2)
708 {
709 /* move selected region too */
710 selection.beg.row -= count; 676 selection.beg.row -= count;
711 selection.end.row -= count; 677 selection.end.row -= count;
712 selection.mark.row -= count; 678 selection.mark.row -= count;
679
680 if (selection.beg.row < top_row
681 || selection.end.row < top_row
682 || selection.mark.row < top_row)
683 {
684 CLEAR_ALL_SELECTION ();
685 selection.op = SELECTION_CLEAR;
713 } 686 }
714 }
715
716 rxvt_selection_check (this, 0); /* _after_ TermWin.nscrolled update */
717
718 num_scr += count;
719 j = count;
720
721 if (count < 0)
722 count = -count;
723
724 i = row2 - row1 + 1;
725 MIN_IT(count, i);
726
727 if (j > 0)
728 {
729 /* A: scroll up */
730
731 /* A1: Copy lines that will get clobbered by the rotation */
732 for (i = 0, j = row1; i < count; i++, j++)
733 { 687 }
734 buf_text[i] = screen.text[j]; 688
735 buf_rend[i] = screen.rend[j]; 689 // finally move the view window, if desired
690 if (option (Opt_scrollWithBuffer)
691 && view_start != 0
692 && view_start != -saveLines)
693 scr_page (UP, count);
694
695 if (SHOULD_INVOKE (HOOK_SCROLL_BACK))
696 HOOK_INVOKE ((this, HOOK_SCROLL_BACK, DT_INT, count, DT_INT, top_row, DT_END));
697 }
698 else
699 {
700 if (selection.op && current_screen == selection.screen)
736 } 701 {
737 /* A2: Rotate lines */ 702 if ((selection.beg.row < row1 && selection.end.row > row1)
738 for (j = row1, i = j + count; i <= row2; i++, j++) 703 || (selection.beg.row < row2 && selection.end.row > row2)
704 || (selection.beg.row - count < row1 && selection.beg.row >= row1)
705 || (selection.beg.row - count > row2 && selection.beg.row <= row2)
706 || (selection.end.row - count < row1 && selection.end.row >= row1)
707 || (selection.end.row - count > row2 && selection.end.row <= row2))
708 {
709 CLEAR_ALL_SELECTION ();
710 selection.op = SELECTION_CLEAR;
711 }
712 else if (selection.end.row >= row1 && selection.end.row <= row2)
713 {
714 /* move selected region too */
715 selection.beg.row -= count;
716 selection.end.row -= count;
717 selection.mark.row -= count;
718
719 selection_check (0);
720 }
739 { 721 }
740 screen.tlen[j] = screen.tlen[i]; 722
741 screen.text[j] = screen.text[i]; 723 // use a simple and robust scrolling algorithm, this
742 screen.rend[j] = screen.rend[i]; 724 // part of scr_scroll_text is not time-critical.
725
726 int rows = row2 - row1 + 1;
727
728 min_it (count, rows);
729
730 line_t *temp_buf = row_buf + total_rows;
731
732 for (int row = 0; row < rows; row++)
743 } 733 {
744 j = row2 - count + 1, i = count; 734 temp_buf [row] = ROW(row1 + (row + count + rows) % rows);
745 }
746 else /* if (j < 0) */
747 {
748 /* B: scroll down */
749 735
750 /* B1: Copy lines that will get clobbered by the rotation */ 736 if (!IN_RANGE_EXC (row + count, 0, rows))
751 for (i = 0, j = row2; i < count; i++, j--) 737 scr_blank_screen_mem (temp_buf [row], rstyle);
752 { 738 }
753 buf_text[i] = screen.text[j];
754 buf_rend[i] = screen.rend[j];
755 }
756 /* B2: Rotate lines */
757 for (j = row2, i = j - count; i >= row1; i--, j--)
758 {
759 screen.tlen[j] = screen.tlen[i];
760 screen.text[j] = screen.text[i];
761 screen.rend[j] = screen.rend[i];
762 }
763 j = row1, i = count;
764 count = -count;
765 }
766 739
767 /* C: Resurrect lines */ 740 for (int row = 0; row < rows; row++)
768 for (; i--; j++) 741 ROW(row1 + row) = temp_buf [row];
769 { 742 }
770 screen.tlen[j] = 0;
771 screen.text[j] = buf_text[i];
772 screen.rend[j] = buf_rend[i];
773
774 if (!spec) /* line length may not equal TermWin.ncol */
775 scr_blank_screen_mem (screen.text, screen.rend,
776 (unsigned int)j, rstyle);
777 }
778
779#ifdef RXVT_GRAPHICS
780 if (rxvt_Gr_Displayed (this))
781 rxvt_Gr_scroll(this, count);
782#endif
783 743
784 return count; 744 return count;
785} 745}
786 746
787/* ------------------------------------------------------------------------- */ 747/* ------------------------------------------------------------------------- */
788/* 748/*
789 * Add text given in <str> of length <len> to screen struct 749 * Add text given in <str> of length <len> to screen struct
790 */ 750 */
791/* EXTPROTO */
792void 751void
793rxvt_scr_add_lines(pR_ const uint32_t *str, int nlines, int len) 752rxvt_term::scr_add_lines (const wchar_t *str, int len, int minlines) NOTHROW
794{ 753{
795 unsigned char checksel, clearsel;
796 uint32_t c;
797 int i, row, last_col;
798 text_t *stp;
799 rend_t *srp;
800
801 if (len <= 0) /* sanity */ 754 if (len <= 0) /* sanity */
802 return; 755 return;
803 756
757 unsigned char checksel;
758 unicode_t c;
759 int ncol = this->ncol;
760 const wchar_t *strend = str + len;
761
804 R->want_refresh = 1; 762 want_refresh = 1;
805 last_col = R->TermWin.ncol;
806
807 D_SCREEN((stderr, "rxvt_scr_add_lines(%d,%d)", nlines, len));
808 ZERO_SCROLLBACK(R); 763 ZERO_SCROLLBACK ();
764
809 if (nlines > 0) { 765 if (minlines > 0)
766 {
810 nlines += (R->screen.cur.row - R->screen.bscroll); 767 minlines += screen.cur.row - screen.bscroll;
768 min_it (minlines, screen.cur.row - top_row);
769
811 if ((nlines > 0) 770 if (minlines > 0
812 && (R->screen.tscroll == 0) 771 && screen.tscroll == 0
813 && (R->screen.bscroll == (R->TermWin.nrow - 1))) { 772 && screen.bscroll == nrow - 1)
773 {
814 /* _at least_ this many lines need to be scrolled */ 774 /* _at least_ this many lines need to be scrolled */
815 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, nlines, 0); 775 scr_scroll_text (screen.tscroll, screen.bscroll, minlines);
816 R->screen.cur.row -= nlines; 776 screen.cur.row -= minlines;
817 } 777 }
818 } 778 }
779
819#ifdef DEBUG_STRICT 780#ifdef DEBUG_STRICT
820 assert(R->screen.cur.col < last_col); 781 assert (screen.cur.col < ncol);
821 assert((R->screen.cur.row < R->TermWin.nrow) 782 assert (screen.cur.row < nrow
822 && (R->screen.cur.row >= -(int32_t)R->TermWin.nscrolled)); 783 && screen.cur.row >= top_row);
823#else /* drive with your eyes closed */
824 MIN_IT(R->screen.cur.col, last_col - 1);
825 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1);
826 MAX_IT(R->screen.cur.row, -(int32_t)R->TermWin.nscrolled);
827#endif 784#endif
828 row = R->screen.cur.row + R->TermWin.saveLines; 785 int row = screen.cur.row;
829 786
830 checksel = (R->selection.op 787 checksel = selection.op && current_screen == selection.screen ? 1 : 0;
831 && R->current_screen == R->selection.screen) ? 1 : 0;
832 clearsel = 0;
833 788
834 stp = R->screen.text[row]; 789 line_t *line = &ROW(row);
835 srp = R->screen.rend[row];
836 790
837 for (i = 0; i < len;) { 791 while (str < strend)
838 c = str[i++]; 792 {
839 switch (c) { 793 c = (unicode_t)*str++; // convert to rxvt-unicodes representation
840 case '\t': 794
841 rxvt_scr_tab (aR_ 1); 795 if (expect_false (c < 0x20))
796 if (c == C0_LF)
797 {
798 max_it (line->l, screen.cur.col);
799
800 screen.flags &= ~Screen_WrapNext;
801
802 if (screen.cur.row == screen.bscroll)
803 scr_scroll_text (screen.tscroll, screen.bscroll, 1);
804 else if (screen.cur.row < (nrow - 1))
805 row = ++screen.cur.row;
806
807 line = &ROW(row); /* _must_ refresh */
842 continue; 808 continue;
843 case '\n': 809 }
844 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 810 else if (c == C0_CR)
845 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 811 {
812 max_it (line->l, screen.cur.col);
813
846 R->screen.flags &= ~Screen_WrapNext; 814 screen.flags &= ~Screen_WrapNext;
847 if (R->screen.cur.row == R->screen.bscroll) 815 screen.cur.col = 0;
848 R->scr_scroll_text (R->screen.tscroll, R->screen.bscroll, 1, 0);
849 else if (R->screen.cur.row < (R->TermWin.nrow - 1))
850 row = (++R->screen.cur.row) + R->TermWin.saveLines;
851 stp = R->screen.text[row]; /* _must_ refresh */
852 srp = R->screen.rend[row]; /* _must_ refresh */
853 continue; 816 continue;
854 case '\r': 817 }
855 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 818 else if (c == C0_HT)
856 MAX_IT(R->screen.tlen[row], R->screen.cur.col); 819 {
857 R->screen.flags &= ~Screen_WrapNext; 820 scr_tab (1, true);
858 R->screen.cur.col = 0;
859 continue; 821 continue;
860 default:
861 if (c == 127)
862 continue; /* yummmm..... */
863 break;
864 } 822 }
865 823
824 if (expect_false (
866 if (checksel /* see if we're writing within selection */ 825 checksel /* see if we're writing within selection */
867 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 826 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
868 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) { 827 && ROWCOL_IS_BEFORE (screen.cur, selection.end)
828 ))
829 {
869 checksel = 0; 830 checksel = 0;
870 clearsel = 1; 831 /*
832 * If we wrote anywhere in the selected area, kill the selection
833 * XXX: should we kill the mark too? Possibly, but maybe that
834 * should be a similar check.
835 */
836 CLEAR_SELECTION ();
837 }
838
839 if (expect_false (screen.flags & Screen_WrapNext))
871 } 840 {
872 if (R->screen.flags & Screen_WrapNext) { 841 scr_do_wrap ();
873 R->screen.tlen[row] = -1; 842
874 if (R->screen.cur.row == R->screen.bscroll) 843 line->l = ncol;
875 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, 1, 0); 844 line->is_longer (1);
876 else if (R->screen.cur.row < (R->TermWin.nrow - 1)) 845
877 row = (++R->screen.cur.row) + R->TermWin.saveLines; 846 row = screen.cur.row;
878 stp = R->screen.text[row]; /* _must_ refresh */ 847 line = &ROW(row); /* _must_ refresh */
879 srp = R->screen.rend[row]; /* _must_ refresh */ 848 }
880 R->screen.cur.col = 0; 849
881 R->screen.flags &= ~Screen_WrapNext; 850 // some utf-8 decoders "decode" surrogate characters: let's fix this.
851 if (expect_false (IN_RANGE_INC (c, 0xd800, 0xdfff)))
852 c = 0xfffd;
853
854 // rely on wcwidth to tell us the character width, do wcwidth before
855 // further replacements, as wcwidth might return -1 for the line
856 // drawing characters below as they might be invalid in the current
857 // locale.
858 int width = WCWIDTH (c);
859
860 if (expect_false (charsets [screen.charset] == '0')) // DEC SPECIAL
882 } 861 {
883 if (R->screen.flags & Screen_Insert) 862 // vt100 special graphics and line drawing
884 rxvt_scr_insdel_chars(aR_ 1, INSERT); 863 // 5f-7e standard vt100
864 // 40-5e rxvt extension for extra curses acs chars
865 static uint16_t vt100_0[62] = { // 41 .. 7e
866 0x2191, 0x2193, 0x2192, 0x2190, 0x2588, 0x259a, 0x2603, // 41-47 hi mr. snowman!
867 0, 0, 0, 0, 0, 0, 0, 0, // 48-4f
868 0, 0, 0, 0, 0, 0, 0, 0, // 50-57
869 0, 0, 0, 0, 0, 0, 0, 0x0020, // 58-5f
870 0x25c6, 0x2592, 0x2409, 0x240c, 0x240d, 0x240a, 0x00b0, 0x00b1, // 60-67
871 0x2424, 0x240b, 0x2518, 0x2510, 0x250c, 0x2514, 0x253c, 0x23ba, // 68-6f
872 0x23bb, 0x2500, 0x23bc, 0x23bd, 0x251c, 0x2524, 0x2534, 0x252c, // 70-77
873 0x2502, 0x2264, 0x2265, 0x03c0, 0x2260, 0x00a3, 0x00b7, // 78-7e
874 };
885 875
886 if (R->charsets[R->screen.charset] == '0') // DEC SPECIAL 876 if (c >= 0x41 && c <= 0x7e && vt100_0[c - 0x41])
887 switch (c)
888 { 877 {
889 case '+': c = 0x2192; break; case ',': c = 0x2190; break; case '-': c = 0x2191; break; 878 c = vt100_0[c - 0x41];
890 case '.': c = 0x2193; break; case '0': c = 0x25ae; break; case '`': c = 0x25c6; break; 879 width = 1; // vt100 line drawing characters are always single-width
891 case 'a': c = 0x2592; break; case 'f': c = 0x00b0; break; case 'g': c = 0x00b1; break;
892 case 'h': c = 0x2592; break; case 'i': c = 0x2603; break; case 'j': c = 0x2518; break;
893 case 'k': c = 0x2510; break; case 'l': c = 0x250c; break; case 'm': c = 0x2514; break;
894 case 'n': c = 0x253c; break; case 'o': c = 0x23ba; break; case 'p': c = 0x23bb; break;
895 case 'q': c = 0x2500; break; case 'r': c = 0x23bc; break; case 's': c = 0x23bd; break;
896 case 't': c = 0x251c; break; case 'u': c = 0x2524; break; case 'v': c = 0x2534; break;
897 case 'w': c = 0x252c; break; case 'x': c = 0x2502; break; case 'y': c = 0x2264; break;
898 case 'z': c = 0x2265; break; case '{': c = 0x03c0; break; case '|': c = 0x2260; break;
899 case '}': c = 0x00a3; break; case '~': c = 0x00b7; break;
900 } 880 }
881 }
901 882
902 rend_t rend = SET_FONT (R->rstyle, R->TermWin.fontset->find_font (c)); 883 if (expect_false (screen.flags & Screen_Insert))
903 // rely on wcwidth to tell us the character width, at least for non-ascii 884 scr_insdel_chars (width, INSERT);
904 int width = c <= 128 ? 1 : wcwidth (c);
905 885
906 // width -1 characters (e.g. combining chars) are ignored currently.
907 if (width > 0) 886 if (width != 0)
887 {
888#if !UNICODE_3
889 // trim characters we can't store directly :(
890 if (c >= 0x10000)
891# if ENABLE_COMBINING
892 c = rxvt_composite.compose (c); // map to lower 16 bits
893# else
894 c = 0xfffd;
895# endif
896#endif
897
898 // nuke the character at this position, if required
899 if (expect_false (
900 line->t[screen.cur.col] == NOCHAR
901 || (screen.cur.col < ncol - 1
902 && line->t[screen.cur.col + 1] == NOCHAR)
903 ))
904 scr_kill_char (*line, screen.cur.col);
905
906 rend_t rend = SET_FONT (rstyle, FONTSET (rstyle)->find_font (c));
907
908 // if the character doesn't fit into the remaining columns...
909 if (expect_false (screen.cur.col > ncol - width && ncol >= width))
910 {
911 // ...output spaces
912 c = ' ';
913 // and try the same character next loop iteration
914 --str;
915 }
916
917 line->touch ();
918
908 do 919 do
909 { 920 {
910 stp[R->screen.cur.col] = c; 921 line->t[screen.cur.col] = c;
911 srp[R->screen.cur.col] = rend; 922 line->r[screen.cur.col] = rend;
912 923
913 if (R->screen.cur.col < last_col - 1) 924 if (expect_true (screen.cur.col < ncol - 1))
914 R->screen.cur.col++; 925 screen.cur.col++;
915 else 926 else
916 { 927 {
917 R->screen.tlen[row] = last_col; 928 line->l = ncol;
918 if (R->screen.flags & Screen_Autowrap) 929 if (screen.flags & Screen_Autowrap)
919 R->screen.flags |= Screen_WrapNext; 930 screen.flags |= Screen_WrapNext;
920 break; 931 break;
921 } 932 }
922 933
923 c = NOCHAR; 934 c = NOCHAR;
924 } 935 }
925 while (--width > 0); 936 while (expect_false (--width > 0));
937
938 // pad with spaces when overwriting wide character with smaller one
939 if (expect_false (!width))
940 {
941 line->touch ();
942
943 for (int c = screen.cur.col; c < ncol && line->t[c] == NOCHAR; c++)
944 {
945 line->t[c] = ' ';
946 line->r[c] = rend;
947 }
948 }
949 }
950#if ENABLE_COMBINING
951 else // width == 0
952 {
953 if (c != 0xfeff) // ignore BOM
954 {
955 // handle combining characters
956 // we just tag the accent on the previous on-screen character.
957 // this is arguably not correct, but also arguably not wrong.
958 // we don't handle double-width characters nicely yet.
959 line_t *linep;
960 text_t *tp;
961 rend_t *rp;
962
963 if (screen.cur.col > 0)
964 {
965 linep = line;
966 tp = line->t + screen.cur.col - 1;
967 rp = line->r + screen.cur.col - 1;
968 }
969 else if (screen.cur.row > 0
970 && ROW(screen.cur.row - 1).is_longer ())
971 {
972 linep = &ROW(screen.cur.row - 1);
973 tp = line->t + ncol - 1;
974 rp = line->r + ncol - 1;
975 }
926 else 976 else
927 1; /* handle combining character etc. here. */ 977 continue;
928 }
929 978
930 if (R->screen.tlen[row] != -1) /* XXX: think about this */ 979 linep->touch ();
931 MAX_IT(R->screen.tlen[row], R->screen.cur.col);
932 980
933/* 981 while (*tp == NOCHAR && tp > linep->t)
934 * If we wrote anywhere in the selected area, kill the selection 982 tp--, rp--;
935 * XXX: should we kill the mark too? Possibly, but maybe that 983
936 * should be a similar check. 984 // first try to find a precomposed character
937 */ 985 unicode_t n = rxvt_compose (*tp, c);
938 if (clearsel) 986 if (n == NOCHAR)
939 CLEAR_SELECTION(R); 987 n = rxvt_composite.compose (*tp, c);
988
989 *tp = n;
990 *rp = SET_FONT (*rp, FONTSET (*rp)->find_font (*tp));
991 }
992 }
993#endif
994 }
995
996 max_it (line->l, screen.cur.col);
940 997
941#ifdef DEBUG_STRICT 998#ifdef DEBUG_STRICT
942 assert(R->screen.cur.row >= 0); 999 assert (screen.cur.row >= 0);
943#else /* drive with your eyes closed */
944 MAX_IT(R->screen.cur.row, 0);
945#endif 1000#endif
946} 1001}
947 1002
948/* ------------------------------------------------------------------------- */ 1003/* ------------------------------------------------------------------------- */
949/* 1004/*
950 * Process Backspace. Move back the cursor back a position, wrap if have to 1005 * Process Backspace. Move back the cursor back a position, wrap if have to
951 * XTERM_SEQ: CTRL-H 1006 * XTERM_SEQ: CTRL-H
952 */ 1007 */
953/* EXTPROTO */
954void 1008void
955rxvt_scr_backspace(pR) 1009rxvt_term::scr_backspace () NOTHROW
956{ 1010{
957 R->want_refresh = 1;
958 if (R->screen.cur.col == 0) { 1011 if (screen.cur.col == 0)
1012 {
959 if (R->screen.cur.row > 0) { 1013 if (screen.cur.row > 0)
1014 {
960#ifdef TERMCAP_HAS_BW 1015#ifdef TERMCAP_HAS_BW
961 R->screen.cur.col = R->TermWin.ncol - 1; 1016 screen.cur.col = ncol - 1;
962 R->screen.cur.row--; 1017 --screen.cur.row;
963 return; 1018
1019 want_refresh = 1;
964#endif 1020#endif
965 } 1021 }
966 } else if ((R->screen.flags & Screen_WrapNext) == 0) 1022 }
1023 else
967 rxvt_scr_gotorc(aR_ 0, -1, RELATIVE); 1024 scr_gotorc (0, -1, RELATIVE);
968 R->screen.flags &= ~Screen_WrapNext;
969} 1025}
970 1026
971/* ------------------------------------------------------------------------- */ 1027/* ------------------------------------------------------------------------- */
972/* 1028/*
973 * Process Horizontal Tab 1029 * Process Horizontal Tab
974 * count: +ve = forward; -ve = backwards 1030 * count: +ve = forward; -ve = backwards
975 * XTERM_SEQ: CTRL-I 1031 * XTERM_SEQ: CTRL-I
976 */ 1032 */
977/* EXTPROTO */
978void 1033void
979rxvt_scr_tab(pR_ int count) 1034rxvt_term::scr_tab (int count, bool ht) NOTHROW
980{ 1035{
981 int i, x; 1036 int i, x;
982 1037
983 D_SCREEN((stderr, "rxvt_scr_tab(%d)", count));
984 R->want_refresh = 1; 1038 want_refresh = 1;
985 i = x = R->screen.cur.col; 1039 i = x = screen.cur.col;
1040
986 if (count == 0) 1041 if (count == 0)
987 return; 1042 return;
988 else if (count > 0) { 1043 else if (count > 0)
1044 {
1045 line_t &l = ROW(screen.cur.row);
1046 rend_t base_rend = l.r[i];
1047 ht &= l.t[i] == ' ';
1048
989 for (; ++i < R->TermWin.ncol; ) 1049 for (; ++i < ncol; )
990 if (R->tabs[i]) { 1050 if (tabs[i])
1051 {
991 x = i; 1052 x = i;
1053
992 if (!--count) 1054 if (!--count)
993 break; 1055 break;
1056 }
1057 else
1058 ht &= l.t[i] == ' '
1059 && RS_SAME (l.r[i], base_rend);
1060
1061 if (count)
1062 x = ncol - 1;
1063
1064 // store horizontal tab commands as characters inside the text
1065 // buffer so they can be selected and pasted.
1066 if (ht && option (Opt_pastableTabs))
1067 {
1068 base_rend = SET_FONT (base_rend, 0);
1069
1070 l.touch (x);
1071
1072 i = screen.cur.col;
1073
1074 l.t[i] = '\t';
1075 l.r[i] = base_rend;
1076
1077 while (++i < x)
1078 {
1079 l.t[i] = NOCHAR;
1080 l.r[i] = base_rend;
994 } 1081 }
995 if (count) 1082 }
996 x = R->TermWin.ncol - 1; 1083 }
997 } else /* if (count < 0) */ { 1084 else /* if (count < 0) */
1085 {
998 for (; --i >= 0; ) 1086 for (; --i >= 0; )
999 if (R->tabs[i]) { 1087 if (tabs[i])
1000 x = i;
1001 if (!++count)
1002 break;
1003 } 1088 {
1004 if (count)
1005 x = 0; 1089 x = i;
1090 if (!++count)
1091 break;
1092 }
1093
1094 if (count)
1095 x = 0;
1006 } 1096 }
1097
1007 if (x != R->screen.cur.col) 1098 if (x != screen.cur.col)
1008 rxvt_scr_gotorc(aR_ 0, x, R_RELATIVE); 1099 scr_gotorc (0, x, R_RELATIVE);
1009} 1100}
1010 1101
1011/* ------------------------------------------------------------------------- */ 1102/* ------------------------------------------------------------------------- */
1012/* 1103/*
1013 * Process DEC Back Index 1104 * Process DEC Back Index
1014 * XTERM_SEQ: ESC 6 1105 * XTERM_SEQ: ESC 6
1015 * Move cursor left in row. If we're at the left boundary, shift everything 1106 * Move cursor left in row. If we're at the left boundary, shift everything
1016 * in that row right. Clear left column. 1107 * in that row right. Clear left column.
1017 */ 1108 */
1018#ifndef NO_FRILLS 1109#if !ENABLE_MINIMAL
1019/* EXTPROTO */
1020void 1110void
1021rxvt_scr_backindex(pR) 1111rxvt_term::scr_backindex () NOTHROW
1022{ 1112{
1023 if (R->screen.cur.col > 0) 1113 if (screen.cur.col > 0)
1024 rxvt_scr_gotorc(aR_ 0, -1, R_RELATIVE | C_RELATIVE); 1114 scr_gotorc (0, -1, R_RELATIVE | C_RELATIVE);
1025 else { 1115 else
1026 if (R->screen.tlen[R->screen.cur.row + R->TermWin.saveLines] == 0)
1027 return; /* um, yeah? */
1028 rxvt_scr_insdel_chars(aR_ 1, INSERT); 1116 scr_insdel_chars (1, INSERT);
1029 }
1030} 1117}
1031#endif 1118#endif
1032/* ------------------------------------------------------------------------- */ 1119/* ------------------------------------------------------------------------- */
1033/* 1120/*
1034 * Process DEC Forward Index 1121 * Process DEC Forward Index
1035 * XTERM_SEQ: ESC 9 1122 * XTERM_SEQ: ESC 9
1036 * Move cursor right in row. If we're at the right boundary, shift everything 1123 * Move cursor right in row. If we're at the right boundary, shift everything
1037 * in that row left. Clear right column. 1124 * in that row left. Clear right column.
1038 */ 1125 */
1039#ifndef NO_FRILLS 1126#if !ENABLE_MINIMAL
1040/* EXTPROTO */
1041void 1127void
1042rxvt_scr_forwardindex(pR) 1128rxvt_term::scr_forwardindex () NOTHROW
1043{ 1129{
1044 int row;
1045
1046 if (R->screen.cur.col < R->TermWin.ncol - 1) 1130 if (screen.cur.col < ncol - 1)
1047 rxvt_scr_gotorc(aR_ 0, 1, R_RELATIVE | C_RELATIVE); 1131 scr_gotorc (0, 1, R_RELATIVE | C_RELATIVE);
1048 else { 1132 else
1049 row = R->screen.cur.row + R->TermWin.saveLines; 1133 {
1050 if (R->screen.tlen[row] == 0) 1134 line_t &l = ROW(screen.cur.row);
1051 return; /* um, yeah? */ 1135
1052 else if (R->screen.tlen[row] == -1) 1136 l.touch ();
1053 R->screen.tlen[row] = R->TermWin.ncol; 1137 l.is_longer (0);
1138
1054 rxvt_scr_gotorc(aR_ 0, 0, R_RELATIVE); 1139 scr_gotorc (0, 0, R_RELATIVE);
1055 rxvt_scr_insdel_chars(aR_ 1, DELETE); 1140 scr_insdel_chars (1, DELETE);
1056 rxvt_scr_gotorc(aR_ 0, R->TermWin.ncol - 1, R_RELATIVE); 1141 scr_gotorc (0, ncol - 1, R_RELATIVE);
1057 } 1142 }
1058} 1143}
1059#endif 1144#endif
1060 1145
1061/* ------------------------------------------------------------------------- */ 1146/* ------------------------------------------------------------------------- */
1062/* 1147/*
1063 * Goto Row/Column 1148 * Goto Row/Column
1064 */ 1149 */
1065/* EXTPROTO */
1066void 1150void
1067rxvt_scr_gotorc(pR_ int row, int col, int relative) 1151rxvt_term::scr_gotorc (int row, int col, int relative) NOTHROW
1068{ 1152{
1069 R->want_refresh = 1; 1153 want_refresh = 1;
1070 ZERO_SCROLLBACK(R); 1154 ZERO_SCROLLBACK ();
1071#ifdef RXVT_GRAPHICS
1072 if (rxvt_Gr_Displayed(aR))
1073 rxvt_Gr_scroll(aR_ 0);
1074#endif
1075 1155
1076 D_SCREEN((stderr, "rxvt_scr_gotorc(r:%s%d,c:%s%d): from (r:%d,c:%d)", (relative & R_RELATIVE ? "+" : ""), row, (relative & C_RELATIVE ? "+" : ""), col, R->screen.cur.row, R->screen.cur.col));
1077
1078 R->screen.cur.col = ((relative & C_RELATIVE) ? (R->screen.cur.col + col) 1156 screen.cur.col = relative & C_RELATIVE ? screen.cur.col + col : col;
1079 : col); 1157 clamp_it (screen.cur.col, 0, ncol - 1);
1080 MAX_IT(R->screen.cur.col, 0);
1081 MIN_IT(R->screen.cur.col, (int32_t)R->TermWin.ncol - 1);
1082 1158
1083 R->screen.flags &= ~Screen_WrapNext; 1159 screen.flags &= ~Screen_WrapNext;
1160
1084 if (relative & R_RELATIVE) { 1161 if (relative & R_RELATIVE)
1162 {
1085 if (row > 0) { 1163 if (row > 0)
1164 {
1086 if (R->screen.cur.row <= R->screen.bscroll 1165 if (screen.cur.row <= screen.bscroll
1087 && (R->screen.cur.row + row) > R->screen.bscroll) 1166 && (screen.cur.row + row) > screen.bscroll)
1088 R->screen.cur.row = R->screen.bscroll; 1167 screen.cur.row = screen.bscroll;
1089 else 1168 else
1090 R->screen.cur.row += row;
1091 } else if (row < 0) {
1092 if (R->screen.cur.row >= R->screen.tscroll
1093 && (R->screen.cur.row + row) < R->screen.tscroll)
1094 R->screen.cur.row = R->screen.tscroll;
1095 else
1096 R->screen.cur.row += row;
1097 }
1098 } else {
1099 if (R->screen.flags & Screen_Relative) { /* relative origin mode */
1100 R->screen.cur.row = row + R->screen.tscroll;
1101 MIN_IT(R->screen.cur.row, R->screen.bscroll);
1102 } else
1103 R->screen.cur.row = row; 1169 screen.cur.row += row;
1170 }
1171 else if (row < 0)
1172 {
1173 if (screen.cur.row >= screen.tscroll
1174 && (screen.cur.row + row) < screen.tscroll)
1175 screen.cur.row = screen.tscroll;
1176 else
1177 screen.cur.row += row;
1178 }
1179 }
1180 else
1104 } 1181 {
1105 MAX_IT(R->screen.cur.row, 0); 1182 if (screen.flags & Screen_Relative)
1106 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1183 {
1107} 1184 /* relative origin mode */
1185 screen.cur.row = row + screen.tscroll;
1186 min_it (screen.cur.row, screen.bscroll);
1187 }
1188 else
1189 screen.cur.row = row;
1190 }
1108 1191
1192 clamp_it (screen.cur.row, 0, nrow - 1);
1193}
1194
1109/* ------------------------------------------------------------------------- */ 1195/* ------------------------------------------------------------------------- */
1110/* 1196/*
1111 * direction should be UP or DN 1197 * direction should be UP or DN
1112 */ 1198 */
1113/* EXTPROTO */
1114void 1199void
1115rxvt_scr_index(pR_ enum page_dirn direction) 1200rxvt_term::scr_index (enum page_dirn direction) NOTHROW
1116{ 1201{
1117 int dirn; 1202 int dirn;
1118 1203
1119 R->want_refresh = 1; 1204 want_refresh = 1;
1205 ZERO_SCROLLBACK ();
1206
1120 dirn = ((direction == UP) ? 1 : -1); 1207 dirn = ((direction == UP) ? 1 : -1);
1121 D_SCREEN((stderr, "rxvt_scr_index(%d)", dirn));
1122 1208
1123 ZERO_SCROLLBACK(R);
1124
1125#ifdef RXVT_GRAPHICS
1126 if (rxvt_Gr_Displayed(aR))
1127 rxvt_Gr_scroll(aR_ 0);
1128#endif
1129
1130 R->screen.flags &= ~Screen_WrapNext; 1209 screen.flags &= ~Screen_WrapNext;
1210
1131 if ((R->screen.cur.row == R->screen.bscroll && direction == UP) 1211 if ((screen.cur.row == screen.bscroll && direction == UP)
1132 || (R->screen.cur.row == R->screen.tscroll && direction == DN)) 1212 || (screen.cur.row == screen.tscroll && direction == DN))
1133 R->scr_scroll_text(R->screen.tscroll, R->screen.bscroll, dirn, 0); 1213 scr_scroll_text (screen.tscroll, screen.bscroll, dirn);
1134 else 1214 else
1135 R->screen.cur.row += dirn; 1215 screen.cur.row += dirn;
1136 MAX_IT(R->screen.cur.row, 0); 1216
1137 MIN_IT(R->screen.cur.row, (int32_t)R->TermWin.nrow - 1); 1217 clamp_it (screen.cur.row, 0, nrow - 1);
1138 rxvt_selection_check(aR_ 0); 1218 selection_check (0);
1139} 1219}
1140 1220
1141/* ------------------------------------------------------------------------- */ 1221/* ------------------------------------------------------------------------- */
1142/* 1222/*
1143 * Erase part or whole of a line 1223 * Erase part or whole of a line
1144 * XTERM_SEQ: Clear line to right: ESC [ 0 K 1224 * XTERM_SEQ: Clear line to right: ESC [ 0 K
1145 * XTERM_SEQ: Clear line to left : ESC [ 1 K 1225 * XTERM_SEQ: Clear line to left : ESC [ 1 K
1146 * XTERM_SEQ: Clear whole line : ESC [ 2 K 1226 * XTERM_SEQ: Clear whole line : ESC [ 2 K
1227 * extension: clear to right unless wrapped: ESC [ 3 K
1147 */ 1228 */
1148/* EXTPROTO */
1149void 1229void
1150rxvt_scr_erase_line(pR_ int mode) 1230rxvt_term::scr_erase_line (int mode) NOTHROW
1151{ 1231{
1152 unsigned int row, col, num; 1232 unsigned int col, num;
1153 1233
1154 R->want_refresh = 1; 1234 want_refresh = 1;
1155 D_SCREEN((stderr, "rxvt_scr_erase_line(%d) at screen row: %d", mode, R->screen.cur.row));
1156 ZERO_SCROLLBACK (R); 1235 ZERO_SCROLLBACK ();
1157 1236
1158#ifdef RXVT_GRAPHICS
1159 if (rxvt_Gr_Displayed (aR))
1160 rxvt_Gr_scroll (aR_ 0);
1161#endif
1162
1163 rxvt_selection_check (aR_ 1); 1237 selection_check (1);
1164 1238
1165 R->screen.flags &= ~Screen_WrapNext; 1239 line_t &line = ROW(screen.cur.row);
1166 1240
1167 row = R->TermWin.saveLines + R->screen.cur.row; 1241 line.touch ();
1242 line.is_longer (0);
1243
1168 switch (mode) 1244 switch (mode)
1169 { 1245 {
1246 case 3:
1247 if (screen.flags & Screen_WrapNext)
1248 return;
1249
1250 /* fall through */
1251
1170 case 0: /* erase to end of line */ 1252 case 0: /* erase to end of line */
1171 col = R->screen.cur.col; 1253 col = screen.cur.col;
1172 num = R->TermWin.ncol - col; 1254 num = ncol - col;
1173 MIN_IT(R->screen.tlen[row], (int16_t)col); 1255 min_it (line.l, col);
1256
1174 if (ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur) 1257 if (ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur)
1175 || ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.end, R->screen.cur)) 1258 || ROWCOL_IN_ROW_AT_OR_AFTER (selection.end, screen.cur))
1176 CLEAR_SELECTION(R); 1259 CLEAR_SELECTION ();
1177 break; 1260 break;
1261
1178 case 1: /* erase to beginning of line */ 1262 case 1: /* erase to beginning of line */
1179 col = 0; 1263 col = 0;
1180 num = R->screen.cur.col + 1; 1264 num = screen.cur.col + 1;
1265
1181 if (ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.beg, R->screen.cur) 1266 if (ROWCOL_IN_ROW_AT_OR_BEFORE (selection.beg, screen.cur)
1182 || ROWCOL_IN_ROW_AT_OR_BEFORE(R->selection.end, R->screen.cur)) 1267 || ROWCOL_IN_ROW_AT_OR_BEFORE (selection.end, screen.cur))
1183 CLEAR_SELECTION(R); 1268 CLEAR_SELECTION ();
1184 break; 1269 break;
1270
1185 case 2: /* erase whole line */ 1271 case 2: /* erase whole line */
1186 col = 0; 1272 col = 0;
1187 num = R->TermWin.ncol; 1273 num = ncol;
1188 R->screen.tlen[row] = 0; 1274 line.l = 0;
1189 if (R->selection.beg.row <= R->screen.cur.row 1275 if (selection.beg.row <= screen.cur.row
1190 && R->selection.end.row >= R->screen.cur.row) 1276 && selection.end.row >= screen.cur.row)
1191 CLEAR_SELECTION(R); 1277 CLEAR_SELECTION ();
1192 break; 1278 break;
1193 default: 1279 default:
1194 return; 1280 return;
1195 } 1281 }
1196 1282
1197 if (R->screen.text[row]) 1283 scr_blank_line (line, col, num, rstyle);
1198 R->scr_blank_line (&(R->screen.text[row][col]),
1199 &(R->screen.rend[row][col]), num, R->rstyle);
1200 else
1201 R->scr_blank_screen_mem (R->screen.text, R->screen.rend, row, R->rstyle);
1202} 1284}
1203 1285
1204/* ------------------------------------------------------------------------- */ 1286/* ------------------------------------------------------------------------- */
1205/* 1287/*
1206 * Erase part of whole of the screen 1288 * Erase part of whole of the screen
1207 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J 1289 * XTERM_SEQ: Clear screen after cursor : ESC [ 0 J
1208 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J 1290 * XTERM_SEQ: Clear screen before cursor: ESC [ 1 J
1209 * XTERM_SEQ: Clear whole screen : ESC [ 2 J 1291 * XTERM_SEQ: Clear whole screen : ESC [ 2 J
1210 */ 1292 */
1211void 1293void
1212rxvt_term::scr_erase_screen (int mode) 1294rxvt_term::scr_erase_screen (int mode) NOTHROW
1213{ 1295{
1214 int num; 1296 int num;
1215 int32_t row, row_offset; 1297 int32_t row;
1216 rend_t ren; 1298 rend_t ren;
1217 XGCValues gcvalue; 1299 XGCValues gcvalue;
1218 1300
1219 want_refresh = 1; 1301 want_refresh = 1;
1220 D_SCREEN((stderr, "rxvt_scr_erase_screen(%d) at screen row: %d", mode, screen.cur.row));
1221 ZERO_SCROLLBACK(this); 1302 ZERO_SCROLLBACK ();
1222 row_offset = (int32_t)TermWin.saveLines;
1223 1303
1224 switch (mode) { 1304 switch (mode)
1305 {
1225 case 0: /* erase to end of screen */ 1306 case 0: /* erase to end of screen */
1226 rxvt_selection_check(this,1); 1307 selection_check (1);
1227 rxvt_scr_erase_line(this,0); 1308 scr_erase_line (0);
1228 row = screen.cur.row + 1; /* possible OOB */ 1309 row = screen.cur.row + 1; /* possible OOB */
1229 num = TermWin.nrow - row; 1310 num = nrow - row;
1230 break; 1311 break;
1231 case 1: /* erase to beginning of screen */ 1312 case 1: /* erase to beginning of screen */
1232 rxvt_selection_check(this,3); 1313 selection_check (3);
1233 rxvt_scr_erase_line(this,1); 1314 scr_erase_line (1);
1234 row = 0; 1315 row = 0;
1235 num = screen.cur.row; 1316 num = screen.cur.row;
1236 break; 1317 break;
1237 case 2: /* erase whole screen */ 1318 case 2: /* erase whole screen */
1238 rxvt_selection_check (this, 3); 1319 selection_check (3);
1239#ifdef RXVT_GRAPHICS
1240 rxvt_Gr_ClearScreen (this);
1241#endif
1242 row = 0; 1320 row = 0;
1243 num = TermWin.nrow; 1321 num = nrow;
1244 break; 1322 break;
1245 default: 1323 default:
1246 return; 1324 return;
1247 } 1325 }
1248 refresh_type |= REFRESH_BOUNDS; 1326
1249 if (selection.op && current_screen == selection.screen 1327 if (selection.op && current_screen == selection.screen
1250 && ((selection.beg.row >= row && selection.beg.row <= row + num) 1328 && ((selection.beg.row >= row && selection.beg.row <= row + num)
1251 || (selection.end.row >= row 1329 || (selection.end.row >= row
1252 && selection.end.row <= row + num))) 1330 && selection.end.row <= row + num)))
1253 CLEAR_SELECTION (this); 1331 CLEAR_SELECTION ();
1332
1254 if (row >= TermWin.nrow) /* Out Of Bounds */ 1333 if (row >= nrow) /* Out Of Bounds */
1255 return; 1334 return;
1256 MIN_IT(num, (TermWin.nrow - row)); 1335
1336 min_it (num, nrow - row);
1337
1338 /*TODO: the xlceararea/xfillrectangle below don't take scroll offste into account, ask mikachu for details */
1257 if (rstyle & (RS_RVid | RS_Uline)) 1339 if (rstyle & (RS_RVid | RS_Uline))
1258 ren = (rend_t) ~RS_None; 1340 ren = (rend_t) ~RS_None;
1259 else if (GET_BASEBG(rstyle) == Color_bg) { 1341 else if (GET_BASEBG (rstyle) == Color_bg)
1342 {
1260 ren = DEFAULT_RSTYLE; 1343 ren = DEFAULT_RSTYLE;
1261 CLEAR_ROWS(row, num); 1344
1262 } else { 1345 if (mapped)
1346 XClearArea (dpy, vt, 0,
1347 Row2Pixel (row), (unsigned int)width,
1348 (unsigned int)Height2Pixel (num), False);
1349 }
1350 else
1351 {
1263 ren = (rstyle & (RS_fgMask | RS_bgMask)); 1352 ren = rstyle & (RS_fgMask | RS_bgMask);
1353
1264 gcvalue.foreground = PixColors[GET_BGCOLOR(rstyle)]; 1354 gcvalue.foreground = pix_colors[bgcolor_of (rstyle)];
1265 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1355 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1266 ERASE_ROWS(row, num); 1356 XFillRectangle (dpy, vt, gc,
1357 0, Row2Pixel (row),
1358 (unsigned int)width,
1359 (unsigned int)Height2Pixel (num));
1267 gcvalue.foreground = PixColors[Color_fg]; 1360 gcvalue.foreground = pix_colors[Color_fg];
1268 XChangeGC(Xdisplay, TermWin.gc, GCForeground, &gcvalue); 1361 XChangeGC (dpy, gc, GCForeground, &gcvalue);
1269 } 1362 }
1363
1270 for (; num--; row++) { 1364 for (; num--; row++)
1271 scr_blank_screen_mem (screen.text, screen.rend,
1272 (unsigned int)(row + row_offset), rstyle);
1273 screen.tlen[row + row_offset] = 0;
1274 scr_blank_line (drawn_text[row], drawn_rend[row],
1275 (unsigned int)TermWin.ncol, ren);
1276 } 1365 {
1366 scr_blank_screen_mem (ROW(row), rstyle);
1367 scr_blank_line (drawn_buf [row], 0, ncol, ren);
1368 }
1277} 1369}
1370
1371#if !ENABLE_MINIMAL
1372void
1373rxvt_term::scr_erase_savelines () NOTHROW
1374{
1375 want_refresh = 1;
1376 ZERO_SCROLLBACK ();
1377
1378 top_row = 0;
1379}
1380#endif
1278 1381
1279/* ------------------------------------------------------------------------- */ 1382/* ------------------------------------------------------------------------- */
1280/* 1383/*
1281 * Fill the screen with `E's 1384 * Fill the screen with `E's
1282 * XTERM_SEQ: Screen Alignment Test: ESC # 8 1385 * XTERM_SEQ: Screen Alignment Test: ESC # 8
1283 */ 1386 */
1284/* EXTPROTO */
1285void 1387void
1286rxvt_scr_E(pR) 1388rxvt_term::scr_E () NOTHROW
1287{ 1389{
1288 int i, j, k; 1390 rend_t fs;
1289 rend_t *r1, fs;
1290 1391
1291 R->want_refresh = 1; 1392 want_refresh = 1;
1292 R->num_scr_allow = 0;
1293 ZERO_SCROLLBACK(R); 1393 ZERO_SCROLLBACK ();
1394
1395 num_scr_allow = 0;
1294 rxvt_selection_check(aR_ 3); 1396 selection_check (3);
1295 1397
1296 fs = SET_FONT (R->rstyle, R->TermWin.fontset->find_font ('E')); 1398 fs = SET_FONT (rstyle, FONTSET (rstyle)->find_font ('E'));
1297 for (k = R->TermWin.saveLines, i = R->TermWin.nrow; i--; k++) { 1399 for (int row = nrow; row--; )
1298 R->screen.tlen[k] = R->TermWin.ncol; /* make the `E's selectable */ 1400 {
1299 fill_text (R->screen.text[k], 'E', R->TermWin.ncol); 1401 line_t &line = ROW(row);
1300 for (r1 = R->screen.rend[k], j = R->TermWin.ncol; j--; ) 1402
1403 fill_text (line.t, 'E', ncol);
1404 rend_t *r1 = line.r;
1405
1406 for (int j = ncol; j--; )
1301 *r1++ = fs; 1407 *r1++ = fs;
1408
1409 line.is_longer (0);
1410 line.touch (ncol);
1302 } 1411 }
1303} 1412}
1304 1413
1305/* ------------------------------------------------------------------------- */ 1414/* ------------------------------------------------------------------------- */
1306/* 1415/*
1307 * Insert/Delete <count> lines 1416 * Insert/Delete <count> lines
1308 */ 1417 */
1309/* EXTPROTO */
1310void 1418void
1311rxvt_scr_insdel_lines(pR_ int count, int insdel) 1419rxvt_term::scr_insdel_lines (int count, int insdel) NOTHROW
1312{ 1420{
1313 int end; 1421 int end;
1314 1422
1315 ZERO_SCROLLBACK(R); 1423 ZERO_SCROLLBACK ();
1316 1424
1317#ifdef RXVT_GRAPHICS
1318 if (rxvt_Gr_Displayed(aR))
1319 rxvt_Gr_scroll(aR_ 0);
1320#endif
1321
1322 rxvt_selection_check(aR_ 1); 1425 selection_check (1);
1323 1426
1324 if (R->screen.cur.row > R->screen.bscroll) 1427 if (screen.cur.row > screen.bscroll)
1428 return;
1429
1430 end = screen.bscroll - screen.cur.row + 1;
1431 if (count > end)
1432 {
1433 if (insdel == DELETE)
1325 return; 1434 return;
1326
1327 end = R->screen.bscroll - R->screen.cur.row + 1;
1328 if (count > end) {
1329 if (insdel == DELETE)
1330 return;
1331 else if (insdel == INSERT) 1435 else if (insdel == INSERT)
1332 count = end; 1436 count = end;
1333 } 1437 }
1334 R->screen.flags &= ~Screen_WrapNext;
1335 1438
1439 scr_do_wrap ();
1440
1336 R->scr_scroll_text(R->screen.cur.row, R->screen.bscroll, insdel * count, 0); 1441 scr_scroll_text (screen.cur.row, screen.bscroll, insdel * count);
1337} 1442}
1338 1443
1339/* ------------------------------------------------------------------------- */ 1444/* ------------------------------------------------------------------------- */
1340/* 1445/*
1341 * Insert/Delete <count> characters from the current position 1446 * Insert/Delete <count> characters from the current position
1342 */ 1447 */
1343/* EXTPROTO */
1344void 1448void
1345rxvt_scr_insdel_chars(pR_ int count, int insdel) 1449rxvt_term::scr_insdel_chars (int count, int insdel) NOTHROW
1346{ 1450{
1347 int col, row;
1348 rend_t tr;
1349 text_t *stp;
1350 rend_t *srp;
1351 int16_t *slp;
1352
1353 R->want_refresh = 1; 1451 want_refresh = 1;
1354 ZERO_SCROLLBACK(R); 1452 ZERO_SCROLLBACK ();
1355 1453
1356#ifdef RXVT_GRAPHICS
1357 if (rxvt_Gr_Displayed(aR))
1358 rxvt_Gr_scroll(aR_ 0);
1359#endif
1360
1361 if (count <= 0) 1454 if (count <= 0)
1362 return; 1455 return;
1363 1456
1457 scr_do_wrap ();
1458
1364 rxvt_selection_check(aR_ 1); 1459 selection_check (1);
1365 MIN_IT(count, (R->TermWin.ncol - R->screen.cur.col)); 1460 min_it (count, ncol - screen.cur.col);
1366 1461
1367 row = R->screen.cur.row + R->TermWin.saveLines; 1462 int row = screen.cur.row;
1368 R->screen.flags &= ~Screen_WrapNext;
1369 1463
1370 stp = R->screen.text[row]; 1464 line_t *line = &ROW(row);
1371 srp = R->screen.rend[row]; 1465
1372 slp = &(R->screen.tlen[row]); 1466 line->touch ();
1467 line->is_longer (0);
1468
1373 switch (insdel) { 1469 switch (insdel)
1470 {
1374 case INSERT: 1471 case INSERT:
1375 for (col = R->TermWin.ncol - 1; (col - count) >= R->screen.cur.col; 1472 line->l = min (line->l + count, ncol);
1376 col--) { 1473
1474 for (int col = ncol - 1; (col - count) >= screen.cur.col; col--)
1475 {
1377 stp[col] = stp[col - count]; 1476 line->t[col] = line->t[col - count];
1378 srp[col] = srp[col - count]; 1477 line->r[col] = line->r[col - count];
1379 } 1478 }
1380 if (*slp != -1) { 1479
1381 *slp += count;
1382 MIN_IT(*slp, R->TermWin.ncol);
1383 }
1384 if (R->selection.op && R->current_screen == R->selection.screen 1480 if (selection.op && current_screen == selection.screen
1385 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1481 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1482 {
1386 if (R->selection.end.row != R->screen.cur.row 1483 if (selection.end.row != screen.cur.row
1387 || (R->selection.end.col + count >= R->TermWin.ncol)) 1484 || (selection.end.col + count >= ncol))
1388 CLEAR_SELECTION(R); 1485 CLEAR_SELECTION ();
1486 else
1487 {
1389 else { /* shift selection */ 1488 /* shift selection */
1390 R->selection.beg.col += count; 1489 selection.beg.col += count;
1391 R->selection.mark.col += count; /* XXX: yes? */ 1490 selection.mark.col += count; /* XXX: yes? */
1392 R->selection.end.col += count; 1491 selection.end.col += count;
1492 }
1493 }
1494
1495 scr_blank_line (*line, screen.cur.col, count, rstyle);
1496 break;
1497
1498 case ERASE:
1499 screen.cur.col += count; /* don't worry if > ncol */
1500 selection_check (1);
1501 screen.cur.col -= count;
1502
1503 scr_blank_line (*line, screen.cur.col, count, rstyle);
1504 break;
1505
1506 case DELETE:
1507 {
1508 line->l = max (line->l - count, 0);
1509
1510 rend_t tr = line->r[ncol - 1] & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1511
1512 for (int col = screen.cur.col; (col + count) < ncol; col++)
1513 {
1514 line->t[col] = line->t[col + count];
1515 line->r[col] = line->r[col + count];
1393 } 1516 }
1394 } 1517
1395 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]), 1518 // nuke wide char at the end
1396 (unsigned int)count, R->rstyle); 1519 if (line->t[screen.cur.col] == NOCHAR)
1397 break; 1520 scr_kill_char (*line, screen.cur.col);
1398 case ERASE: 1521
1399 R->screen.cur.col += count; /* don't worry if > R->TermWin.ncol */ 1522 scr_blank_line (*line, ncol - count, count, tr);
1400 rxvt_selection_check(aR_ 1); 1523
1401 R->screen.cur.col -= count;
1402 R->scr_blank_line (&(stp[R->screen.cur.col]), &(srp[R->screen.cur.col]),
1403 (unsigned int)count, R->rstyle);
1404 break;
1405 case DELETE:
1406 tr = srp[R->TermWin.ncol - 1]
1407 & (RS_fgMask | RS_bgMask | RS_baseattrMask);
1408 for (col = R->screen.cur.col; (col + count) < R->TermWin.ncol; col++) {
1409 stp[col] = stp[col + count];
1410 srp[col] = srp[col + count];
1411 }
1412 R->scr_blank_line (&(stp[R->TermWin.ncol - count]),
1413 &(srp[R->TermWin.ncol - count]),
1414 (unsigned int)count, tr);
1415 if (*slp == -1) /* break line continuation */
1416 *slp = R->TermWin.ncol;
1417 *slp -= count;
1418 MAX_IT(*slp, 0);
1419 if (R->selection.op && R->current_screen == R->selection.screen 1524 if (selection.op && current_screen == selection.screen
1420 && ROWCOL_IN_ROW_AT_OR_AFTER(R->selection.beg, R->screen.cur)) { 1525 && ROWCOL_IN_ROW_AT_OR_AFTER (selection.beg, screen.cur))
1526 {
1421 if (R->selection.end.row != R->screen.cur.row 1527 if (selection.end.row != screen.cur.row
1422 || (R->screen.cur.col >= R->selection.beg.col - count) 1528 || (screen.cur.col >= selection.beg.col - count)
1423 || R->selection.end.col >= R->TermWin.ncol) 1529 || selection.end.col >= ncol)
1424 CLEAR_SELECTION(R); 1530 CLEAR_SELECTION ();
1425 else { 1531 else
1532 {
1426 /* shift selection */ 1533 /* shift selection */
1427 R->selection.beg.col -= count; 1534 selection.beg.col -= count;
1428 R->selection.mark.col -= count; /* XXX: yes? */ 1535 selection.mark.col -= count; /* XXX: yes? */
1429 R->selection.end.col -= count; 1536 selection.end.col -= count;
1537 }
1430 } 1538 }
1431 } 1539 }
1540
1432 break; 1541 break;
1433 } 1542 }
1434} 1543}
1435 1544
1436/* ------------------------------------------------------------------------- */ 1545/* ------------------------------------------------------------------------- */
1437/* 1546/*
1438 * Set the scrolling region 1547 * Set the scrolling region
1439 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r 1548 * XTERM_SEQ: Set region <top> - <bot> inclusive: ESC [ <top> ; <bot> r
1440 */ 1549 */
1441/* EXTPROTO */
1442void 1550void
1443rxvt_scr_scroll_region(pR_ int top, int bot) 1551rxvt_term::scr_scroll_region (int top, int bot) NOTHROW
1444{ 1552{
1445 MAX_IT(top, 0); 1553 max_it (top, 0);
1446 MIN_IT(bot, (int)R->TermWin.nrow - 1); 1554 min_it (bot, nrow - 1);
1555
1447 if (top > bot) 1556 if (top > bot)
1448 return; 1557 return;
1558
1449 R->screen.tscroll = top; 1559 screen.tscroll = top;
1450 R->screen.bscroll = bot; 1560 screen.bscroll = bot;
1451 rxvt_scr_gotorc(aR_ 0, 0, 0); 1561 scr_gotorc (0, 0, 0);
1452} 1562}
1453 1563
1454/* ------------------------------------------------------------------------- */ 1564/* ------------------------------------------------------------------------- */
1455/* 1565/*
1456 * Make the cursor visible/invisible 1566 * Make the cursor visible/invisible
1457 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h 1567 * XTERM_SEQ: Make cursor visible : ESC [ ? 25 h
1458 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l 1568 * XTERM_SEQ: Make cursor invisible: ESC [ ? 25 l
1459 */ 1569 */
1460/* EXTPROTO */
1461void 1570void
1462rxvt_scr_cursor_visible(pR_ int mode) 1571rxvt_term::scr_cursor_visible (int mode) NOTHROW
1463{ 1572{
1464 R->want_refresh = 1; 1573 want_refresh = 1;
1574
1465 if (mode) 1575 if (mode)
1466 R->screen.flags |= Screen_VisibleCursor; 1576 screen.flags |= Screen_VisibleCursor;
1467 else 1577 else
1468 R->screen.flags &= ~Screen_VisibleCursor; 1578 screen.flags &= ~Screen_VisibleCursor;
1469} 1579}
1470 1580
1471/* ------------------------------------------------------------------------- */ 1581/* ------------------------------------------------------------------------- */
1472/* 1582/*
1473 * Set/unset automatic wrapping 1583 * Set/unset automatic wrapping
1474 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h 1584 * XTERM_SEQ: Set Wraparound : ESC [ ? 7 h
1475 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l 1585 * XTERM_SEQ: Unset Wraparound: ESC [ ? 7 l
1476 */ 1586 */
1477/* EXTPROTO */
1478void 1587void
1479rxvt_scr_autowrap(pR_ int mode) 1588rxvt_term::scr_autowrap (int mode) NOTHROW
1480{ 1589{
1481 if (mode) 1590 if (mode)
1482 R->screen.flags |= Screen_Autowrap; 1591 screen.flags |= Screen_Autowrap;
1483 else 1592 else
1484 R->screen.flags &= ~(Screen_Autowrap | Screen_WrapNext); 1593 screen.flags &= ~(Screen_Autowrap | Screen_WrapNext);
1485} 1594}
1486 1595
1487/* ------------------------------------------------------------------------- */ 1596/* ------------------------------------------------------------------------- */
1488/* 1597/*
1489 * Set/unset margin origin mode 1598 * Set/unset margin origin mode
… …
1492 * Relative mode: line numbers are relative to top margin of scrolling region 1601 * Relative mode: line numbers are relative to top margin of scrolling region
1493 * and the cursor cannot be moved outside. 1602 * and the cursor cannot be moved outside.
1494 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h 1603 * XTERM_SEQ: Set Absolute: ESC [ ? 6 h
1495 * XTERM_SEQ: Set Relative: ESC [ ? 6 l 1604 * XTERM_SEQ: Set Relative: ESC [ ? 6 l
1496 */ 1605 */
1497/* EXTPROTO */
1498void 1606void
1499rxvt_scr_relative_origin(pR_ int mode) 1607rxvt_term::scr_relative_origin (int mode) NOTHROW
1500{ 1608{
1501 if (mode) 1609 if (mode)
1502 R->screen.flags |= Screen_Relative; 1610 screen.flags |= Screen_Relative;
1503 else 1611 else
1504 R->screen.flags &= ~Screen_Relative; 1612 screen.flags &= ~Screen_Relative;
1613
1505 rxvt_scr_gotorc(aR_ 0, 0, 0); 1614 scr_gotorc (0, 0, 0);
1506} 1615}
1507 1616
1508/* ------------------------------------------------------------------------- */ 1617/* ------------------------------------------------------------------------- */
1509/* 1618/*
1510 * Set insert/replace mode 1619 * Set insert/replace mode
1511 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h 1620 * XTERM_SEQ: Set Insert mode : ESC [ ? 4 h
1512 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l 1621 * XTERM_SEQ: Set Replace mode: ESC [ ? 4 l
1513 */ 1622 */
1514/* EXTPROTO */
1515void 1623void
1516rxvt_scr_insert_mode(pR_ int mode) 1624rxvt_term::scr_insert_mode (int mode) NOTHROW
1517{ 1625{
1518 if (mode) 1626 if (mode)
1519 R->screen.flags |= Screen_Insert; 1627 screen.flags |= Screen_Insert;
1520 else 1628 else
1521 R->screen.flags &= ~Screen_Insert; 1629 screen.flags &= ~Screen_Insert;
1522} 1630}
1523 1631
1524/* ------------------------------------------------------------------------- */ 1632/* ------------------------------------------------------------------------- */
1525/* 1633/*
1526 * Set/Unset tabs 1634 * Set/Unset tabs
1527 * XTERM_SEQ: Set tab at current column : ESC H 1635 * XTERM_SEQ: Set tab at current column : ESC H
1528 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g 1636 * XTERM_SEQ: Clear tab at current column: ESC [ 0 g
1529 * XTERM_SEQ: Clear all tabs : ESC [ 3 g 1637 * XTERM_SEQ: Clear all tabs : ESC [ 3 g
1530 */ 1638 */
1531/* EXTPROTO */
1532void 1639void
1533rxvt_scr_set_tab(pR_ int mode) 1640rxvt_term::scr_set_tab (int mode) NOTHROW
1534{ 1641{
1535 if (mode < 0) 1642 if (mode < 0)
1536 MEMSET(R->tabs, 0, R->TermWin.ncol * sizeof(char)); 1643 memset (tabs, 0, ncol);
1537 else if (R->screen.cur.col < R->TermWin.ncol) 1644 else if (screen.cur.col < ncol)
1538 R->tabs[R->screen.cur.col] = (mode ? 1 : 0); 1645 tabs [screen.cur.col] = !!mode;
1539} 1646}
1540 1647
1541/* ------------------------------------------------------------------------- */ 1648/* ------------------------------------------------------------------------- */
1542/* 1649/*
1543 * Set reverse/normal video 1650 * Set reverse/normal video
1544 * XTERM_SEQ: Reverse video: ESC [ ? 5 h 1651 * XTERM_SEQ: Reverse video: ESC [ ? 5 h
1545 * XTERM_SEQ: Normal video : ESC [ ? 5 l 1652 * XTERM_SEQ: Normal video : ESC [ ? 5 l
1546 */ 1653 */
1547/* EXTPROTO */
1548void 1654void
1549rxvt_scr_rvideo_mode(pR_ int mode) 1655rxvt_term::scr_rvideo_mode (bool on) NOTHROW
1550{ 1656{
1551 XGCValues gcvalue; 1657 rvideo_mode = on;
1552 1658
1553 if (R->rvideo != mode) { 1659#ifndef NO_BELL
1554 R->rvideo = mode; 1660 on ^= rvideo_bell;
1555 SWAP_IT(R->PixColors[Color_fg], R->PixColors[Color_bg], rxvt_color); 1661#endif
1556#if defined(XPM_BACKGROUND) 1662
1663 if (rvideo_state != on)
1664 {
1665 rvideo_state = on;
1666
1667 ::swap (pix_colors[Color_fg], pix_colors[Color_bg]);
1668#ifdef HAVE_BG_PIXMAP
1557 if (R->bgPixmap.pixmap == None) 1669 if (bgPixmap.pixmap == None)
1558#endif 1670#endif
1559#if defined(TRANSPARENT) 1671 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
1560 if (!(R->Options & Opt_transparent) || R->am_transparent == 0)
1561#endif
1562 XSetWindowBackground(R->Xdisplay, R->TermWin.vt,
1563 R->PixColors[Color_bg]);
1564 1672
1673 XGCValues gcvalue;
1565 gcvalue.foreground = R->PixColors[Color_fg]; 1674 gcvalue.foreground = pix_colors[Color_fg];
1566 gcvalue.background = R->PixColors[Color_bg]; 1675 gcvalue.background = pix_colors[Color_bg];
1567 XChangeGC(R->Xdisplay, R->TermWin.gc, GCBackground | GCForeground, 1676 XChangeGC (dpy, gc, GCBackground | GCForeground, &gcvalue);
1568 &gcvalue); 1677
1569 R->scr_clear (); 1678 scr_clear ();
1570 R->scr_touch (true); 1679 scr_touch (true);
1571 } 1680 }
1572} 1681}
1573 1682
1574/* ------------------------------------------------------------------------- */ 1683/* ------------------------------------------------------------------------- */
1575/* 1684/*
1576 * Report current cursor position 1685 * Report current cursor position
1577 * XTERM_SEQ: Report position: ESC [ 6 n 1686 * XTERM_SEQ: Report position: ESC [ 6 n
1578 */ 1687 */
1579/* EXTPROTO */
1580void 1688void
1581rxvt_scr_report_position(pR) 1689rxvt_term::scr_report_position () NOTHROW
1582{ 1690{
1583 R->tt_printf("\033[%d;%dR", R->screen.cur.row + 1, R->screen.cur.col + 1); 1691 tt_printf ("\033[%d;%dR", screen.cur.row + 1, screen.cur.col + 1);
1584} 1692}
1585 1693
1586/* ------------------------------------------------------------------------- * 1694/* ------------------------------------------------------------------------- *
1587 * FONTS * 1695 * FONTS *
1588 * ------------------------------------------------------------------------- */ 1696 * ------------------------------------------------------------------------- */
1589 1697
1590/* 1698/*
1591 * Set font style 1699 * Set font style
1592 */ 1700 */
1593/* INTPROTO */
1594void 1701void
1595rxvt_set_font_style(pR) 1702rxvt_term::set_font_style () NOTHROW
1596{ 1703{
1704#if 0
1597 switch (R->charsets[R->screen.charset]) { 1705 switch (charsets [screen.charset])
1706 {
1598 case '0': /* DEC Special Character & Line Drawing Set */ 1707 case '0': /* DEC Special Character & Line Drawing Set */
1599 break; 1708 break;
1600 case 'A': /* United Kingdom (UK) */ 1709 case 'A': /* United Kingdom (UK) */
1601 break; 1710 break;
1602 case 'B': /* United States (USASCII) */ 1711 case 'B': /* United States (USASCII) */
1603 break; 1712 break;
1604 case '<': /* Multinational character set */ 1713 case '<': /* Multinational character set */
1605 break; 1714 break;
1606 case '5': /* Finnish character set */ 1715 case '5': /* Finnish character set */
1607 break; 1716 break;
1608 case 'C': /* Finnish character set */ 1717 case 'C': /* Finnish character set */
1609 break; 1718 break;
1610 case 'K': /* German character set */ 1719 case 'K': /* German character set */
1611 break; 1720 break;
1612 } 1721 }
1722#endif
1613} 1723}
1614 1724
1615/* ------------------------------------------------------------------------- */ 1725/* ------------------------------------------------------------------------- */
1616/* 1726/*
1617 * Choose a font 1727 * Choose a font
1618 * XTERM_SEQ: Invoke G0 character set: CTRL-O 1728 * XTERM_SEQ: Invoke G0 character set: CTRL-O
1619 * XTERM_SEQ: Invoke G1 character set: CTRL-N 1729 * XTERM_SEQ: Invoke G1 character set: CTRL-N
1620 * XTERM_SEQ: Invoke G2 character set: ESC N 1730 * XTERM_SEQ: Invoke G2 character set: ESC N
1621 * XTERM_SEQ: Invoke G3 character set: ESC O 1731 * XTERM_SEQ: Invoke G3 character set: ESC O
1622 */ 1732 */
1623/* EXTPROTO */
1624void 1733void
1625rxvt_scr_charset_choose(pR_ int set) 1734rxvt_term::scr_charset_choose (int set) NOTHROW
1626{ 1735{
1627 R->screen.charset = set; 1736 screen.charset = set;
1628 rxvt_set_font_style(aR); 1737 set_font_style ();
1629} 1738}
1630 1739
1631/* ------------------------------------------------------------------------- */ 1740/* ------------------------------------------------------------------------- */
1632/* 1741/*
1633 * Set a font 1742 * Set a font
… …
1635 * XTERM_SEQ: Set G1 character set: ESC ) <C> 1744 * XTERM_SEQ: Set G1 character set: ESC ) <C>
1636 * XTERM_SEQ: Set G2 character set: ESC * <C> 1745 * XTERM_SEQ: Set G2 character set: ESC * <C>
1637 * XTERM_SEQ: Set G3 character set: ESC + <C> 1746 * XTERM_SEQ: Set G3 character set: ESC + <C>
1638 * See set_font_style for possible values for <C> 1747 * See set_font_style for possible values for <C>
1639 */ 1748 */
1640/* EXTPROTO */
1641void 1749void
1642rxvt_scr_charset_set(pR_ int set, unsigned int ch) 1750rxvt_term::scr_charset_set (int set, unsigned int ch) NOTHROW
1643{ 1751{
1644 R->charsets[set] = (unsigned char)ch; 1752 charsets[set] = (unsigned char)ch;
1645 rxvt_set_font_style(aR); 1753 set_font_style ();
1646} 1754}
1647 1755
1648 1756
1649/* ------------------------------------------------------------------------- * 1757/* ------------------------------------------------------------------------- *
1650 * MAJOR SCREEN MANIPULATION * 1758 * MAJOR SCREEN MANIPULATION *
1651 * ------------------------------------------------------------------------- */ 1759 * ------------------------------------------------------------------------- */
1652 1760
1653/* 1761/*
1762 * refresh matching text.
1763 */
1764bool
1765rxvt_term::scr_refresh_rend (rend_t mask, rend_t value) NOTHROW
1766{
1767 bool found = false;
1768
1769 for (int i = 0; i < nrow; i++)
1770 {
1771 rend_t *drp = drawn_buf[i].r;
1772
1773 for (int col = 0; col < ncol; col++, drp++)
1774 if ((*drp & mask) == value)
1775 {
1776 found = true;
1777 *drp = ~value;
1778 }
1779 }
1780
1781 return found;
1782}
1783
1784/*
1654 * Refresh an area 1785 * Refresh an area
1655 */ 1786 */
1656enum { 1787enum {
1657 PART_BEG = 0, 1788 PART_BEG = 0,
1658 PART_END, 1789 PART_END,
1659 RC_COUNT 1790 RC_COUNT
1660}; 1791};
1661 1792
1662void 1793void
1663rxvt_term::scr_expose (int x, int y, int width, int height, bool refresh) 1794rxvt_term::scr_expose (int x, int y, int ewidth, int eheight, bool refresh) NOTHROW
1664{ 1795{
1665 int i; 1796 int i;
1666 row_col_t rc[RC_COUNT]; 1797 row_col_t rc[RC_COUNT];
1667 1798
1668 if (drawn_text == NULL) /* sanity check */ 1799 if (!drawn_buf) /* sanity check */
1669 return; 1800 return;
1670 1801
1671#ifdef DEBUG_STRICT 1802#ifndef NO_SLOW_LINK_SUPPORT
1672 x = max(x, (int)TermWin.int_bwidth); 1803 if (refresh_type == FAST_REFRESH && !display->is_local)
1673 x = min(x, (int)TermWin.width); 1804 {
1674 y = max(y, (int)TermWin.int_bwidth); 1805 y = 0;
1675 y = min(y, (int)TermWin.height); 1806 eheight = height;
1807 }
1676#endif 1808#endif
1677 1809
1678/* round down */ 1810 /* round down */
1679 rc[PART_BEG].col = Pixel2Col(x); 1811 rc[PART_BEG].col = Pixel2Col (x);
1680 rc[PART_BEG].row = Pixel2Row(y); 1812 rc[PART_BEG].row = Pixel2Row (y);
1681/* round up */ 1813 /* round up */
1682 rc[PART_END].col = Pixel2Width(x + width + TermWin.fwidth - 1); 1814 rc[PART_END].col = Pixel2Width (x + ewidth + fwidth - 1);
1683 rc[PART_END].row = Pixel2Row(y + height + TermWin.fheight - 1); 1815 rc[PART_END].row = Pixel2Row (y + eheight + fheight - 1);
1684 1816
1685/* sanity checks */ 1817 /* sanity checks */
1686 for (i = PART_BEG; i < RC_COUNT; i++) 1818 for (i = PART_BEG; i < RC_COUNT; i++)
1687 { 1819 {
1688 MIN_IT(rc[i].col, TermWin.ncol - 1); 1820 min_it (rc[i].col, ncol - 1);
1689 MIN_IT(rc[i].row, TermWin.nrow - 1); 1821 min_it (rc[i].row, nrow - 1);
1690 } 1822 }
1691 1823// TODO: this line somehow causes segfault if scr_expose() is called just after resize
1692 D_SCREEN((stderr, "rxvt_scr_expose(x:%d, y:%d, w:%d, h:%d) area (c:%d,r:%d)-(c:%d,r:%d)", x, y, width, height, rc[PART_BEG].col, rc[PART_BEG].row, rc[PART_END].col, rc[PART_END].row));
1693
1694 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++) 1824 for (i = rc[PART_BEG].row; i <= rc[PART_END].row; i++)
1695 fill_text (&(drawn_text[i][rc[PART_BEG].col]), 0, 1825 fill_text (&drawn_buf[i].t[rc[PART_BEG].col], 0, rc[PART_END].col - rc[PART_BEG].col + 1);
1696 (rc[PART_END].col - rc[PART_BEG].col + 1)); 1826
1827 num_scr_allow = 0;
1697 1828
1698 if (refresh) 1829 if (refresh)
1699 scr_refresh (SLOW_REFRESH | REFRESH_BOUNDS); 1830 scr_refresh ();
1700} 1831}
1701 1832
1702/* ------------------------------------------------------------------------- */ 1833/* ------------------------------------------------------------------------- */
1703/* 1834/*
1704 * Refresh the entire screen 1835 * Refresh the entire screen
1705 */ 1836 */
1706void 1837void
1707rxvt_term::scr_touch (bool refresh) 1838rxvt_term::scr_touch (bool refresh) NOTHROW
1708{ 1839{
1709 scr_expose (0, 0, TermWin.width, TermWin.height, refresh); 1840 scr_expose (0, 0, width, height, refresh);
1710} 1841}
1711 1842
1712/* ------------------------------------------------------------------------- */ 1843/* ------------------------------------------------------------------------- */
1713/* 1844/*
1714 * Move the display so that the line represented by scrollbar value Y is at 1845 * Move the display so that the line represented by scrollbar value Y is at
1715 * the top of the screen 1846 * the top of the screen
1716 */ 1847 */
1717/* EXTPROTO */ 1848void
1718int
1719rxvt_scr_move_to(pR_ int y, int len) 1849rxvt_term::scr_move_to (int y, int len) NOTHROW
1720{ 1850{
1721 long p = 0; 1851 scr_changeview ((top_row - nrow) * (len - y) / len + (nrow - 1));
1722 uint16_t oldviewstart;
1723
1724 oldviewstart = R->TermWin.view_start;
1725 if (y < len) {
1726 p = (R->TermWin.nrow + R->TermWin.nscrolled) * (len - y) / len;
1727 p -= (long)(R->TermWin.nrow - 1);
1728 p = max(p, 0);
1729 }
1730 R->TermWin.view_start = (uint16_t)min(p, R->TermWin.nscrolled);
1731 D_SCREEN((stderr, "rxvt_scr_move_to(%d, %d) view_start:%d", y, len, R->TermWin.view_start));
1732
1733 return rxvt_scr_changeview(aR_ oldviewstart);
1734} 1852}
1735 1853
1736/* ------------------------------------------------------------------------- */ 1854/* ------------------------------------------------------------------------- */
1737/* 1855/*
1738 * Page the screen up/down nlines 1856 * Page the screen up/down nlines
1739 * direction should be UP or DN 1857 * direction should be UP or DN
1740 */ 1858 */
1741/* EXTPROTO */ 1859bool
1742int
1743rxvt_scr_page(pR_ enum page_dirn direction, int nlines) 1860rxvt_term::scr_page (enum page_dirn direction, int nlines) NOTHROW
1744{ 1861{
1745 int n; 1862 int new_view_start =
1746 uint16_t oldviewstart; 1863 direction == UP ? view_start - nlines
1864 : view_start + nlines;
1747 1865
1748 D_SCREEN((stderr, "rxvt_scr_page(%s, %d) view_start:%d", ((direction == UP) ? "UP" : "DN"), nlines, R->TermWin.view_start));
1749#ifdef DEBUG_STRICT
1750 assert((nlines >= 0) && (nlines <= R->TermWin.nrow));
1751#endif
1752 oldviewstart = R->TermWin.view_start;
1753 if (direction == UP) {
1754 n = R->TermWin.view_start + nlines;
1755 R->TermWin.view_start = min(n, R->TermWin.nscrolled);
1756 } else {
1757 n = R->TermWin.view_start - nlines;
1758 R->TermWin.view_start = max(n, 0);
1759 }
1760 return rxvt_scr_changeview(aR_ oldviewstart); 1866 return scr_changeview (new_view_start);
1761} 1867}
1762 1868
1763/* INTPROTO */ 1869bool
1764int 1870rxvt_term::scr_changeview (int new_view_start) NOTHROW
1765rxvt_scr_changeview(pR_ uint16_t oldviewstart)
1766{ 1871{
1767 if (R->TermWin.view_start != oldviewstart) { 1872 clamp_it (new_view_start, top_row, 0);
1873
1874 if (new_view_start == view_start)
1875 return false;
1876
1877 num_scr += new_view_start - view_start;
1878 view_start = new_view_start;
1768 R->want_refresh = 1; 1879 want_refresh = 1;
1769#ifdef RXVT_GRAPHICS
1770 if (rxvt_Gr_Displayed(aR))
1771 rxvt_Gr_scroll(aR_ 0);
1772#endif
1773 R->num_scr -= (R->TermWin.view_start - oldviewstart);
1774 }
1775 return (int)(R->TermWin.view_start - oldviewstart);
1776}
1777 1880
1778/* ------------------------------------------------------------------------- */ 1881 HOOK_INVOKE ((this, HOOK_VIEW_CHANGE, DT_INT, view_start, DT_END));
1779/* EXTPROTO */ 1882
1780void 1883 return true;
1781rxvt_scr_bell(pR) 1884}
1782{ 1885
1783#ifndef NO_BELL 1886#ifndef NO_BELL
1887void
1888rxvt_term::bell_cb (ev::timer &w, int revents)
1889{
1890 rvideo_bell = false;
1891 scr_rvideo_mode (rvideo_mode);
1892 refresh_check ();
1893}
1894#endif
1895
1896/* ------------------------------------------------------------------------- */
1897void
1898rxvt_term::scr_bell () NOTHROW
1899{
1900#ifndef NO_BELL
1901
1784# ifndef NO_MAPALERT 1902# ifndef NO_MAPALERT
1785# ifdef MAPALERT_OPTION 1903# ifdef MAPALERT_OPTION
1786 if (R->Options & Opt_mapAlert) 1904 if (option (Opt_mapAlert))
1787# endif 1905# endif
1788 XMapWindow(R->Xdisplay, R->TermWin.parent[0]); 1906 XMapWindow (dpy, parent[0]);
1789# endif 1907# endif
1908
1909# if ENABLE_FRILLS
1910 if (option (Opt_urgentOnBell))
1911 set_urgency (1);
1912# endif
1913
1790 if (R->Options & Opt_visualBell) { 1914 if (option (Opt_visualBell))
1791 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1915 {
1792 rxvt_scr_rvideo_mode(aR_ !R->rvideo); /* refresh also done */ 1916 rvideo_bell = true;
1917 scr_rvideo_mode (rvideo_mode);
1918 flush ();
1919
1920 bell_ev.start (VISUAL_BELL_DURATION);
1921 }
1793 } else 1922 else
1794 XBell(R->Xdisplay, 0); 1923 XBell (dpy, 0);
1795#endif 1924#endif
1796} 1925}
1797 1926
1798/* ------------------------------------------------------------------------- */ 1927/* ------------------------------------------------------------------------- */
1799/* ARGSUSED */ 1928/* ARGSUSED */
1800/* EXTPROTO */
1801void 1929void
1802rxvt_scr_printscreen(pR_ int fullhist) 1930rxvt_term::scr_printscreen (int fullhist) NOTHROW
1803{ 1931{
1804#ifdef PRINTPIPE 1932#ifdef PRINTPIPE
1805 int i, r1, nrows, row_offset; 1933 int nrows, row_start;
1806 text_t *t; 1934 FILE *fd = popen_printer ();
1807 FILE *fd;
1808 1935
1809 if ((fd = rxvt_popen_printer(aR)) == NULL) 1936 if (!fd)
1810 return; 1937 return;
1811 nrows = R->TermWin.nrow; 1938
1812 row_offset = R->TermWin.saveLines;
1813 if (!fullhist) 1939 if (fullhist)
1814 row_offset -= R->TermWin.view_start;
1815 else {
1816 nrows += R->TermWin.nscrolled;
1817 row_offset -= R->TermWin.nscrolled;
1818 } 1940 {
1941 nrows = nrow - top_row;
1942 row_start = top_row;
1943 }
1944 else
1945 {
1946 nrows = nrow;
1947 row_start = view_start;
1948 }
1819 1949
1950 wctomb (0, 0);
1951
1820 for (r1 = 0; r1 < nrows; r1++) { 1952 for (int r1 = 0; r1 < nrows; r1++)
1821 t = R->screen.text[r1 + row_offset];
1822 for (i = R->TermWin.ncol - 1; i >= 0; i--)
1823 if (!isspace(t[i]))
1824 break;
1825 fprintf(fd, "%.*s\n", (i + 1), t);
1826 } 1953 {
1954 text_t *tp = ROW(r1).t;
1955 int len = ROW(r1).l;
1956
1957 for (int i = len >= 0 ? len : ncol - 1; i--; ) //TODO//FIXME//LEN
1958 {
1959 char mb[MB_LEN_MAX];
1960 text_t t = *tp++;
1961 if (t == NOCHAR)
1962 continue;
1963
1964 len = wctomb (mb, t);
1965
1966 if (len <= 0)
1967 {
1968 mb[0] = ' ';
1969 len = 1;
1970 }
1971
1972 fwrite (mb, 1, len, fd);
1973 }
1974
1975 fputc ('\n', fd);
1976 }
1977
1827 rxvt_pclose_printer(fd); 1978 pclose_printer (fd);
1828#endif 1979#endif
1829} 1980}
1830 1981
1831/* ------------------------------------------------------------------------- */ 1982/* ------------------------------------------------------------------------- */
1832/* 1983/*
1833 * Refresh the screen 1984 * Refresh the screen
1834 * R->drawn_text/R->drawn_rend contain the screen information before the update. 1985 * drawn_text/drawn_rend contain the screen information before the update.
1835 * R->screen.text/R->screen.rend contain what the screen will change to. 1986 * screen.text/screen.rend contain what the screen will change to.
1836 */ 1987 */
1837
1838#define FONT_WIDTH(X, Y) \
1839 (X)->per_char[(Y) - (X)->min_char_or_byte2].width
1840#define FONT_RBEAR(X, Y) \
1841 (X)->per_char[(Y) - (X)->min_char_or_byte2].rbearing
1842#define FONT_LBEAR(X, Y) \
1843 (X)->per_char[(Y) - (X)->min_char_or_byte2].lbearing
1844#define IS_FONT_CHAR(X, Y) \
1845 ((Y) >= (X)->min_char_or_byte2 && (Y) <= (X)->max_char_or_byte2)
1846
1847void 1988void
1848rxvt_term::scr_refresh (unsigned char refresh_type) 1989rxvt_term::scr_refresh () NOTHROW
1849{ 1990{
1850 unsigned char clearfirst, /* first character writes before cell */ 1991 unsigned char have_bg,
1851 clearlast, /* last character writes beyond cell */
1852 must_clear, /* use draw_string not draw_image_string */
1853 rvid, /* reverse video this position */
1854 showcursor; /* show the cursor */ 1992 showcursor; /* show the cursor */
1855 int16_t col, row, /* column/row we're processing */ 1993 int16_t col, row, /* column/row we're processing */
1856 ocrow; /* old cursor row */ 1994 ocrow; /* old cursor row */
1857 int cursorwidth;
1858 int i, /* tmp */ 1995 int i; /* tmp */
1859 row_offset; /* basic offset in screen structure */
1860#ifndef NO_CURSORCOLOR 1996#ifndef NO_CURSORCOLOR
1861 rend_t cc1; /* store colours at cursor position(s) */ 1997 rend_t cc1; /* store colours at cursor position (s) */
1862 rend_t cc2; /* store colours at cursor position(s) */
1863#endif 1998#endif
1864 rend_t *drp, *srp; /* drawn-rend-pointer, screen-rend-pointer */ 1999 rend_t *crp; // cursor rendition pointer
1865 text_t *dtp, *stp; /* drawn-text-pointer, screen-text-pointer */ 2000 rend_t ccol1, /* Cursor colour */
2001 ccol2; /* Cursor colour2 */
1866 2002
2003 want_refresh = 0; /* screen is current */
2004
1867 if (refresh_type == NO_REFRESH || !TermWin.mapped) 2005 if (refresh_type == NO_REFRESH || !mapped)
1868 return; 2006 return;
1869 2007
1870 /* 2008 /*
1871 * A: set up vars 2009 * A: set up vars
1872 */ 2010 */
1873 clearfirst = clearlast = must_clear = 0; 2011 refresh_count = 0;
1874 2012
1875 if (currmaxcol < TermWin.ncol) 2013 have_bg = 0;
2014#ifdef HAVE_BG_PIXMAP
2015 have_bg = bgPixmap.pixmap != None;
2016#endif
2017 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
2018
2019 /*
2020 * B: reverse any characters which are selected
2021 */
2022 scr_reverse_selection ();
2023
2024 /*
2025 * C: set the cursor character (s)
2026 */
2027 {
2028 unsigned char setoldcursor;
2029
2030 showcursor = (screen.flags & Screen_VisibleCursor);
2031#ifdef CURSOR_BLINK
2032 if (hidden_cursor)
2033 showcursor = 0;
2034#endif
2035
2036 if (showcursor)
1876 { 2037 {
1877 currmaxcol = TermWin.ncol; 2038 int col = screen.cur.col;
1878 buffer = (char *)rxvt_realloc (buffer,
1879 sizeof(char) * (currmaxcol + 1) * MB_CUR_MAX);
1880 }
1881 2039
1882 refresh_count = 0; 2040 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2041 col--;
1883 2042
1884 row_offset = TermWin.saveLines - TermWin.view_start; 2043 crp = &ROW(screen.cur.row).r[col];
1885 2044
1886 if ((refresh_type & REFRESH_BOUNDS))
1887 {
1888 clearfirst = clearlast = 1;
1889 refresh_type &= ~REFRESH_BOUNDS;
1890 }
1891
1892#if defined(XPM_BACKGROUND)
1893 must_clear |= (bgPixmap.pixmap != None);
1894#endif
1895#if defined(TRANSPARENT)
1896 must_clear |= ((Options & Opt_transparent) && am_transparent);
1897#endif
1898 ocrow = oldcursor.row; /* is there an old outline cursor on screen? */
1899
1900 /*
1901 * B: reverse any characters which are selected
1902 */
1903 rxvt_scr_reverse_selection (this);
1904
1905 /*
1906 * C: set the cursor character(s)
1907 */
1908 {
1909 unsigned char setoldcursor;
1910 rend_t ccol1, /* Cursor colour */
1911 ccol2; /* Cursor colour2 */
1912
1913 showcursor = (screen.flags & Screen_VisibleCursor);
1914 cursorwidth = 0;
1915#ifdef CURSOR_BLINK
1916 if (hidden_cursor)
1917 showcursor = 0;
1918#endif
1919
1920 cursorwidth = 0;
1921
1922 if (showcursor)
1923 {
1924 cursorwidth++;
1925
1926 srp = &(screen.rend[screen.cur.row + TermWin.saveLines]
1927 [screen.cur.col]);
1928
1929 if (showcursor && TermWin.focus)
1930 {
1931 *srp ^= RS_RVid;
1932#ifndef NO_CURSORCOLOR 2045#ifndef NO_CURSORCOLOR
1933 cc1 = *srp & (RS_fgMask | RS_bgMask); 2046 cc1 = *crp & (RS_fgMask | RS_bgMask);
1934 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2047 if (ISSET_PIXCOLOR (Color_cursor))
1935 ccol1 = Color_cursor; 2048 ccol1 = Color_cursor;
1936 else 2049 else
2050#endif
1937#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2051#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1938 ccol1 = GET_FGCOLOR(rstyle); 2052 ccol1 = fgcolor_of (rstyle);
1939#else 2053#else
1940 ccol1 = Color_fg; 2054 ccol1 = Color_fg;
1941#endif 2055#endif
2056
2057#ifndef NO_CURSORCOLOR
1942 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor2)) 2058 if (ISSET_PIXCOLOR (Color_cursor2))
1943 ccol2 = Color_cursor2; 2059 ccol2 = Color_cursor2;
1944 else 2060 else
2061#endif
1945#ifdef CURSOR_COLOR_IS_RENDITION_COLOR 2062#ifdef CURSOR_COLOR_IS_RENDITION_COLOR
1946 ccol2 = GET_BGCOLOR(rstyle); 2063 ccol2 = bgcolor_of (rstyle);
1947#else 2064#else
1948 ccol2 = Color_bg; 2065 ccol2 = Color_bg;
1949#endif 2066#endif
2067
2068 if (showcursor && focus)
2069 {
2070 if (option (Opt_cursorUnderline))
2071 *crp ^= RS_Uline;
2072 else
2073 {
2074 *crp ^= RS_RVid;
1950 *srp = SET_FGCOLOR(*srp, ccol1); 2075 *crp = SET_FGCOLOR (*crp, ccol1);
1951 *srp = SET_BGCOLOR(*srp, ccol2); 2076 *crp = SET_BGCOLOR (*crp, ccol2);
1952#endif
1953 }
1954 }
1955
1956 /* make sure no outline cursor is left around */
1957 setoldcursor = 0;
1958 if (ocrow != -1) {
1959 if (screen.cur.row + TermWin.view_start != ocrow
1960 || screen.cur.col != oldcursor.col) {
1961 if (ocrow < TermWin.nrow
1962 && oldcursor.col < TermWin.ncol) {
1963 drawn_rend[ocrow][oldcursor.col] ^= (RS_RVid | RS_Uline);
1964 } 2077 }
1965 if (TermWin.focus || !showcursor)
1966 oldcursor.row = -1;
1967 else
1968 setoldcursor = 1;
1969 }
1970 } else if (!TermWin.focus)
1971 setoldcursor = 1;
1972 if (setoldcursor) {
1973 if (screen.cur.row + TermWin.view_start >= TermWin.nrow)
1974 oldcursor.row = -1;
1975 else {
1976 oldcursor.row = screen.cur.row + TermWin.view_start;
1977 oldcursor.col = screen.cur.col;
1978 } 2078 }
1979 } 2079 }
2080
2081 /* make sure no outline cursor is left around */
2082 setoldcursor = 0;
2083 if (ocrow != -1)
2084 {
2085 if (screen.cur.row - view_start != ocrow
2086 || screen.cur.col != oldcursor.col)
2087 {
2088 if (ocrow < nrow
2089 && oldcursor.col < ncol)
2090 drawn_buf[ocrow].r[oldcursor.col] ^= (RS_RVid | RS_Uline);
2091
2092 if (focus || !showcursor)
2093 oldcursor.row = -1;
2094 else
2095 setoldcursor = 1;
2096 }
1980 } 2097 }
2098 else if (!focus)
2099 setoldcursor = 1;
2100
2101 if (setoldcursor)
2102 {
2103 if (screen.cur.row - view_start >= nrow)
2104 oldcursor.row = -1;
2105 else
2106 {
2107 oldcursor.row = screen.cur.row - view_start;
2108 oldcursor.col = screen.cur.col;
2109 }
2110 }
2111 }
2112
2113 HOOK_INVOKE ((this, HOOK_REFRESH_BEGIN, DT_END));
2114#if ENABLE_OVERLAY
2115 scr_swap_overlay ();
2116#endif
1981 2117
1982#ifndef NO_SLOW_LINK_SUPPORT 2118#ifndef NO_SLOW_LINK_SUPPORT
1983 /* 2119 /*
1984 * D: CopyArea pass - very useful for slower links 2120 * D: CopyArea pass - very useful for slower links
1985 * This has been deliberately kept simple. 2121 * This has been deliberately kept simple.
1986 */ 2122 */
1987 i = num_scr; 2123 if (!display->is_local
1988 if (refresh_type == FAST_REFRESH && num_scr_allow && i 2124 && refresh_type == FAST_REFRESH && num_scr_allow && num_scr
1989 && abs(i) < TermWin.nrow && !must_clear) 2125 && abs (num_scr) < nrow && !have_bg)
1990 { 2126 {
1991 int16_t nits; 2127 int16_t nits;
1992 int j; 2128 int i = num_scr;
1993 rend_t *drp2; 2129 int j;
1994 text_t *dtp2; 2130 int len, wlen;
1995 int len, wlen; 2131 dLocal (int, num_scr);
1996 2132
1997 j = TermWin.nrow; 2133 j = nrow;
1998 wlen = len = -1; 2134 wlen = len = -1;
1999 row = i > 0 ? 0 : j - 1; 2135 row = i > 0 ? 0 : j - 1;
2136
2000 for (; j-- >= 0; row += (i > 0 ? 1 : -1)) 2137 for (; j-- >= 0; row += (i > 0 ? 1 : -1))
2001 { 2138 {
2002 if (row + i >= 0 && row + i < TermWin.nrow && row + i != ocrow) 2139 if (row + i >= 0 && row + i < nrow && row + i != ocrow)
2003 { 2140 {
2004 stp = screen.text[row + row_offset]; 2141 line_t s = ROW(view_start + row);
2005 srp = screen.rend[row + row_offset];
2006 dtp = drawn_text[row]; 2142 line_t d = drawn_buf[row];
2007 dtp2 = drawn_text[row + i]; 2143 line_t d2 = drawn_buf[row + i];
2008 drp = drawn_rend[row];
2009 drp2 = drawn_rend[row + i];
2010 2144
2011 for (nits = 0, col = TermWin.ncol; col--; ) 2145 for (nits = 0, col = ncol; col--; )
2012 if (stp[col] != dtp2[col] || srp[col] != drp2[col]) 2146 if (s.t[col] != d2.t[col] || s.r[col] != d2.r[col])
2013 nits--; 2147 nits--;
2014 else if (stp[col] != dtp[col] || srp[col] != drp[col]) 2148 else if (s.t[col] != d.t[col] || s.r[col] != d.r[col])
2015 nits++; 2149 nits++;
2016 2150
2017 if (nits > 8) /* XXX: arbitrary choice */ 2151 if (nits > 8) /* XXX: arbitrary choice */
2152 {
2153 for (col = ncol; col--; )
2154 {
2155 *d.t++ = *d2.t++;
2156 *d.r++ = *d2.r++;
2157 }
2158
2159 if (len == -1)
2160 len = row;
2161
2162 wlen = row;
2163 continue;
2164 }
2165 }
2166
2167 if (len >= 0)
2168 {
2169 /* also comes here at end if needed because of >= above */
2170 if (wlen < len)
2171 ::swap (wlen, len);
2172
2173 XGCValues gcv;
2174
2175 gcv.graphics_exposures = 1; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2176 XCopyArea (dpy, vt, vt,
2177 gc, 0, Row2Pixel (len + i),
2178 (unsigned int)this->width,
2179 (unsigned int)Height2Pixel (wlen - len + 1),
2180 0, Row2Pixel (len));
2181 gcv.graphics_exposures = 0; XChangeGC (dpy, gc, GCGraphicsExposures, &gcv);
2182
2183 len = -1;
2184 }
2185 }
2186 }
2187#endif
2188
2189 /*
2190 * E: main pass across every character
2191 */
2192 for (row = 0; row < nrow; row++)
2193 {
2194 text_t *stp = ROW(view_start + row).t;
2195 rend_t *srp = ROW(view_start + row).r;
2196 text_t *dtp = drawn_buf[row].t;
2197 rend_t *drp = drawn_buf[row].r;
2198
2199 /*
2200 * E2: OK, now the real pass
2201 */
2202 int ypixel = (int)Row2Pixel (row);
2203
2204 for (col = 0; col < ncol; col++)
2205 {
2206 /* compare new text with old - if exactly the same then continue */
2207 if (stp[col] == dtp[col] /* Must match characters to skip. */
2208 && (RS_SAME (srp[col], drp[col]) /* Either rendition the same or */
2209 || (stp[col] == ' ' /* space w/ no background change */
2210 && GET_BGATTR (srp[col]) == GET_BGATTR (drp[col]))))
2211 continue;
2212
2213 // redraw one or more characters
2214
2215 // seek to the beginning of wide characters
2216 while (expect_false (stp[col] == NOCHAR && col > 0))
2217 --col;
2218
2219 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2220 text_t *text = stp + col;
2221 int count = 1;
2222
2223 dtp[col] = stp[col];
2224 drp[col] = rend;
2225
2226 int xpixel = Col2Pixel (col);
2227
2228 for (i = 0; ++col < ncol; )
2229 {
2230 if (stp[col] == NOCHAR)
2231 {
2232 dtp[col] = stp[col];
2233 drp[col] = rend;
2234 count++;
2235 i++;
2236
2237 continue;
2238 }
2239
2240 if (!RS_SAME (rend, srp[col]))
2241 break;
2242
2243 count++;
2244
2245 if (stp[col] != dtp[col]
2246 || !RS_SAME (srp[col], drp[col]))
2247 {
2248 if (have_bg && (i++ > count / 2))
2249 break;
2250
2251 dtp[col] = stp[col];
2252 drp[col] = rend;
2253 i = 0;
2254 }
2255 else if (have_bg || (stp[col] != ' ' && ++i >= 16))
2256 break;
2257 }
2258
2259 col--; /* went one too far. move back */
2260 count -= i; /* dump any matching trailing chars */
2261
2262 // sometimes we optimize away the trailing NOCHAR's, add them back
2263 while (expect_false (i && text[count] == NOCHAR))
2264 count++, i--;
2265
2266 /*
2267 * Determine the attributes for the string
2268 */
2269 int fore = fgcolor_of (rend); // desired foreground
2270 int back = bgcolor_of (rend); // desired background
2271
2272 // only do special processing if any attributes are set, which is unlikely
2273 if (expect_false (rend & (RS_Bold | RS_Italic | RS_Uline | RS_RVid | RS_Blink | RS_Careful)))
2274 {
2275 bool invert = rend & RS_RVid;
2276
2277#ifndef NO_BOLD_UNDERLINE_REVERSE
2278 if (rend & RS_Bold && fore == Color_fg)
2279 {
2280 if (ISSET_PIXCOLOR (Color_BD))
2281 fore = Color_BD;
2282# if !ENABLE_STYLES
2283 else
2284 invert = !invert;
2285# endif
2286 }
2287
2288 if (rend & RS_Italic && fore == Color_fg)
2289 {
2290 if (ISSET_PIXCOLOR (Color_IT))
2291 fore = Color_IT;
2292# if !ENABLE_STYLES
2293 else
2294 invert = !invert;
2295# endif
2296 }
2297
2298 if (rend & RS_Uline && fore == Color_fg && ISSET_PIXCOLOR (Color_UL))
2299 fore = Color_UL;
2300#endif
2301
2302 if (invert)
2303 {
2304#ifdef OPTION_HC
2305 if ((showcursor && row == screen.cur.row && text - stp == screen.cur.col)
2306 || !ISSET_PIXCOLOR (Color_HC))
2307#endif
2308 /* invert the column if no highlightColor is set or it is the
2309 * current cursor column */
2310 ::swap (fore, back);
2311#ifdef OPTION_HC
2312 else if (ISSET_PIXCOLOR (Color_HC))
2313 back = Color_HC;
2314#endif
2315
2316#ifndef NO_BOLD_UNDERLINE_REVERSE
2317# ifndef OPTION_HC
2318 if (ISSET_PIXCOLOR (Color_RV))
2319 back = Color_RV;
2320# endif
2321 if (fore == back)
2322 {
2323 fore = Color_bg;
2324 back = Color_fg;
2325 }
2326#endif
2327 }
2328
2329#ifdef TEXT_BLINK
2330 if (rend & RS_Blink && (back == Color_bg || fore == Color_bg))
2331 {
2332 if (!text_blink_ev.is_active ())
2333 {
2334 text_blink_ev.again ();
2335 hidden_text = 0;
2336 }
2337 else if (hidden_text)
2338 fore = back;
2339 }
2340#endif
2341
2342#if ENABLE_STYLES
2343 // "careful" (too wide) character handling
2344
2345 // include previous careful character(s) if possible, looks nicer (best effort...)
2346 while (text > stp
2347 && srp[text - stp - 1] & RS_Careful
2348 && RS_SAME (rend, srp[text - stp - 1]))
2349 text--, count++, xpixel -= fwidth;
2350
2351 // force redraw after "careful" characters to avoid pixel droppings
2352 for (int i = 0; srp[col + i] & RS_Careful && col + i < ncol - 1; i++)
2353 drp[col + i + 1] = srp[col + i + 1] ^ RS_redraw;
2354
2355 // force redraw before "careful" characters to avoid pixel droppings
2356 for (int i = 0; srp[text - stp - i] & RS_Careful && text - i > stp; i++)
2357 drp[text - stp - i - 1] = srp[text - stp - i - 1] ^ RS_redraw;
2358#endif
2359 }
2360
2361 /*
2362 * Actually do the drawing of the string here
2363 */
2364 rxvt_font *font = (*fontset[GET_STYLE (rend)])[GET_FONT (rend)];
2365
2366 if (expect_true (have_bg && back == Color_bg))
2367 {
2368 // this is very ugly, maybe push it into ->draw?
2369
2370 for (i = 0; i < count; i++) /* don't draw empty strings */
2371 if (text[i] != ' ')
2018 { 2372 {
2019 for (col = TermWin.ncol; col--; ) 2373 font->draw (*drawable, xpixel, ypixel, text, count, fore, Color_transparent);
2020 { 2374 goto did_clear;
2021 *dtp++ = *dtp2++;
2022 *drp++ = *drp2++;
2023 }
2024
2025 if (len == -1)
2026 len = row;
2027
2028 wlen = row;
2029 continue;
2030 } 2375 }
2376
2377 CLEAR_CHARS (xpixel, ypixel, count);
2378 did_clear: ;
2031 } 2379 }
2380 else
2381 font->draw (*drawable, xpixel, ypixel, text, count, fore, back);
2032 2382
2033 if (len != -1) 2383 if (expect_false (rend & RS_Uline && font->descent > 1 && fore != back))
2034 { 2384 {
2035 /* also comes here at end if needed because of >= above */ 2385#if ENABLE_FRILLS
2036 if (wlen < len) 2386 if (ISSET_PIXCOLOR (Color_underline))
2037 SWAP_IT(wlen, len, int); 2387 XSetForeground (dpy, gc, pix_colors[Color_underline]);
2038
2039 D_SCREEN((stderr, "rxvt_scr_refresh(): XCopyArea: %d -> %d (height: %d)", len + i, len, wlen - len + 1));
2040 XCopyArea (Xdisplay, TermWin.vt, TermWin.vt,
2041 TermWin.gc, 0, Row2Pixel (len + i),
2042 (unsigned int)TermWin_TotalWidth (),
2043 (unsigned int)Height2Pixel (wlen - len + 1),
2044 0, Row2Pixel (len));
2045 len = -1;
2046 }
2047 }
2048 }
2049#endif
2050
2051 /*
2052 * E: main pass across every character
2053 */
2054 for (row = 0; row < TermWin.nrow; row++)
2055 {
2056 stp = screen.text[row + row_offset];
2057 srp = screen.rend[row + row_offset];
2058 dtp = drawn_text[row];
2059 drp = drawn_rend[row];
2060
2061 /*
2062 * E2: OK, now the real pass
2063 */
2064 int ypixel = (int)Row2Pixel(row);
2065
2066 for (col = 0; col < TermWin.ncol; col++)
2067 {
2068 /* compare new text with old - if exactly the same then continue */
2069 rend_t rend = srp[col]; /* screen rendition (target rendtion) */
2070
2071 if (stp[col] == dtp[col] /* Must match characters to skip. */
2072 && (rend == drp[col] /* Either rendition the same or */
2073 || (stp[col] == ' ' /* space w/ no background change */
2074 && GET_BGATTR(rend) == GET_BGATTR(drp[col]))))
2075 continue;
2076
2077 text_t *text = stp + col;
2078 int count = 1;
2079
2080 /* redraw one or more characters */
2081
2082 dtp[col] = stp[col];
2083 drp[col] = rend;
2084
2085 if (*text == NOCHAR) // never start redrawing at invisible characters. */
2086 continue;
2087
2088 int xpixel = Col2Pixel(col);
2089
2090 // this loop looks very messy, it can probably be optimized
2091 // and cleaned a bit by you?
2092 for (i = 0; ++col < TermWin.ncol; )
2093 {
2094 if (stp[col] == NOCHAR)
2095 {
2096 dtp[col] = stp[col];
2097 drp[col] = rend;
2098 count++;
2099
2100 if (i) // only possible skip if char unchanged
2101 i++;
2102
2103 continue;
2104 }
2105
2106 if (rend != srp[col])
2107 break;
2108
2109 count++;
2110
2111 if (stp[col] != dtp[col]
2112 || srp[col] != drp[col])
2113 {
2114 if (must_clear && (i++ > (count / 2)))
2115 break;
2116
2117 dtp[col] = stp[col];
2118 drp[col] = rend;
2119 i = 0;
2120 }
2121 else if (must_clear || (stp[col] != ' ' && ++i >= 32))
2122 break;
2123 }
2124
2125 col--; /* went one too far. move back */
2126 count -= i; /* dump any matching trailing chars */
2127
2128 /*
2129 * Determine the attributes for the string
2130 */
2131 int fid = GET_FONT (rend);
2132 int fore = GET_FGCOLOR (rend); // desired foreground
2133 int back = GET_BGCOLOR (rend); // desired background
2134
2135 rend = GET_ATTR (rend);
2136
2137 rvid = !!(rend & RS_RVid);
2138#ifdef OPTION_HC
2139 if (!rvid && (rend & RS_Blink))
2140 {
2141 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_HC))
2142 back = Color_HC;
2143 else 2388 else
2144 rvid = !rvid; /* fall back */
2145 }
2146#endif
2147 if (rvid)
2148 {
2149 SWAP_IT(fore, back, int);
2150
2151#ifndef NO_BOLD_UNDERLINE_REVERSE
2152 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_RV)
2153# ifndef NO_CURSORCOLOR
2154 && !ISSET_PIXCOLOR (this, Color_cursor)
2155# endif 2389#endif
2156 ) 2390 XSetForeground (dpy, gc, pix_colors[fore]);
2157 back = Color_RV;
2158#endif
2159 }
2160#ifndef NO_BOLD_UNDERLINE_REVERSE
2161 else if (rend & RS_Bold)
2162 {
2163 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_BD))
2164 fore = Color_BD;
2165 }
2166 else if (rend & RS_Uline)
2167 {
2168 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_UL))
2169 fore = Color_UL;
2170 }
2171#endif
2172 2391
2173 /* 2392 XDrawLine (dpy, vt, gc,
2174 * Actually do the drawing of the string here
2175 */
2176 rxvt_font *font = (*TermWin.fontset)[fid];
2177
2178 if (back == Color_bg)
2179 {
2180 if (must_clear)
2181 {
2182 for (i = 0; i < count; i++) /* don't draw empty strings */
2183 if (text[i] != ' ')
2184 {
2185 font->draw (xpixel, ypixel, text, count, fore, -1);
2186 goto nodraw;
2187 }
2188
2189 CLEAR_CHARS (xpixel, ypixel, count);
2190nodraw: ;
2191 }
2192 else
2193 font->draw (xpixel, ypixel, text, count, fore, Color_bg);
2194 }
2195 else
2196 font->draw (xpixel, ypixel, text, count, fore, back);
2197
2198 if ((rend & RS_Uline) && (font->descent > 1))
2199 XDrawLine(Xdisplay, drawBuffer, TermWin.gc,
2200 xpixel, ypixel + font->ascent + 1, 2393 xpixel, ypixel + font->ascent + 1,
2201 xpixel + Width2Pixel(count) - 1, ypixel + font->ascent + 1); 2394 xpixel + Width2Pixel (count) - 1, ypixel + font->ascent + 1);
2395 }
2202 } /* for (col....) */ 2396 } /* for (col....) */
2203 } /* for (row....) */ 2397 } /* for (row....) */
2204 2398
2399#if ENABLE_OVERLAY
2400 scr_swap_overlay ();
2401#endif
2402 HOOK_INVOKE ((this, HOOK_REFRESH_END, DT_END));
2403
2205 /* 2404 /*
2206 * G: cleanup cursor and display outline cursor if necessary 2405 * G: cleanup cursor and display outline cursor if necessary
2207 */ 2406 */
2208 if (showcursor) { 2407 if (showcursor)
2209 if (TermWin.focus) { 2408 {
2210 srp = &(screen.rend[screen.cur.row + TermWin.saveLines] 2409 if (focus)
2211 [screen.cur.col]); 2410 {
2411 if (option (Opt_cursorUnderline))
2412 *crp ^= RS_Uline;
2413 else
2414 {
2212 *srp ^= RS_RVid; 2415 *crp ^= RS_RVid;
2213#ifndef NO_CURSORCOLOR 2416#ifndef NO_CURSORCOLOR
2214 *srp = (*srp & ~(RS_fgMask | RS_bgMask)) | cc1; 2417 *crp = (*crp & ~ (RS_fgMask | RS_bgMask)) | cc1;
2215#endif 2418#endif
2419 }
2420 }
2216 } else if (oldcursor.row >= 0) { 2421 else if (oldcursor.row >= 0)
2422 {
2423 int cursorwidth = 1;
2424 int col = oldcursor.col;
2425
2426 while (col && ROW(screen.cur.row).t[col] == NOCHAR)
2427 col--;
2428
2429 while (col + cursorwidth < ncol
2430 && drawn_buf[oldcursor.row].t[col + cursorwidth] == NOCHAR)
2431 cursorwidth++;
2432
2217#ifndef NO_CURSORCOLOR 2433#ifndef NO_CURSORCOLOR
2218 unsigned long gcmask; /* Graphics Context mask */
2219
2220 if (Xdepth > 2 && ISSET_PIXCOLOR (this, Color_cursor)) 2434 if (ISSET_PIXCOLOR (Color_cursor))
2221 XSetForeground (Xdisplay, TermWin.gc, PixColors[Color_cursor]); 2435 XSetForeground (dpy, gc, pix_colors[Color_cursor]);
2436 else
2222#endif 2437#endif
2223 XDrawRectangle(Xdisplay, drawBuffer, TermWin.gc, 2438 XSetForeground (dpy, gc, pix_colors[ccol1]);
2439
2440 XDrawRectangle (dpy, vt, gc,
2224 Col2Pixel(oldcursor.col), 2441 Col2Pixel (col),
2225 Row2Pixel(oldcursor.row), 2442 Row2Pixel (oldcursor.row),
2226 (unsigned int)(Width2Pixel(cursorwidth) - 1), 2443 (unsigned int) (Width2Pixel (cursorwidth) - 1),
2227 (unsigned int)(Height2Pixel(1) - TermWin.lineSpace - 1)); 2444 (unsigned int) (Height2Pixel (1) - lineSpace - 1));
2228 } 2445 }
2229 } 2446 }
2230 2447
2231 /* 2448 /*
2232 * H: cleanup selection 2449 * H: cleanup selection
2233 */ 2450 */
2234 rxvt_scr_reverse_selection (this); 2451 scr_reverse_selection ();
2235 2452
2236 /*
2237 * I: other general cleanup
2238 */
2239 if (clearfirst && TermWin.int_bwidth)
2240 /*
2241 * clear the whole screen height, note that width == 0 is treated
2242 * specially by XClearArea
2243 */
2244 XClearArea(Xdisplay, TermWin.vt, 0, 0,
2245 (unsigned int)TermWin.int_bwidth,
2246 (unsigned int)TermWin_TotalHeight(), False);
2247 if (clearlast && TermWin.int_bwidth)
2248 /*
2249 * clear the whole screen height, note that width == 0 is treated
2250 * specially by XClearArea
2251 */
2252 XClearArea(Xdisplay, TermWin.vt,
2253 TermWin.width + TermWin.int_bwidth, 0,
2254 (unsigned int)TermWin.int_bwidth,
2255 (unsigned int)TermWin_TotalHeight(), False);
2256 if (refresh_type & SMOOTH_REFRESH)
2257 XSync(Xdisplay, False);
2258
2259 num_scr = 0; 2453 num_scr = 0;
2260 num_scr_allow = 1; 2454 num_scr_allow = 1;
2261 want_refresh = 0; /* screen is current */
2262} 2455}
2263 2456
2264/* ------------------------------------------------------------------------- */
2265void 2457void
2266rxvt_term::scr_clear() 2458rxvt_term::scr_remap_chars (line_t &l) NOTHROW
2267{ 2459{
2460 if (!l.t)
2461 return;
2462
2463 l.touch (); // maybe a bit of an overkill, but it's not performance-relevant
2464
2465 for (int i = ncol; i--; )
2466 l.r[i] = SET_FONT (l.r[i], FONTSET (l.r[i])->find_font (l.t[i]));
2467}
2468
2469void
2470rxvt_term::scr_remap_chars () NOTHROW
2471{
2472 for (int i = total_rows; i--; )
2473 scr_remap_chars (row_buf [i]);
2474
2475 for (int i = nrow; i--; )
2476 {
2477 scr_remap_chars (drawn_buf [i]);
2478 scr_remap_chars (swap_buf [i]);
2479 }
2480}
2481
2482void
2483rxvt_term::scr_recolour () NOTHROW
2484{
2485#ifdef HAVE_BG_PIXMAP
2486 bgPixmap.apply ();
2487#else
2488
2489 XSetWindowBackground (dpy, parent[0], pix_colors[Color_border]);
2490 XClearWindow (dpy, parent[0]);
2491 XSetWindowBackground (dpy, vt, pix_colors[Color_bg]);
2492
2493 if (scrollBar.win)
2494 {
2495 XSetWindowBackground (dpy, scrollBar.win, pix_colors[Color_border]);
2496 scrollBar.state = STATE_IDLE;
2497 scrollBar.show (0);
2498 }
2499
2500#endif
2501
2502 /* bgPixmap.apply () does not do the following : */
2503 scr_clear ();
2504 scr_touch (true);
2505 want_refresh = 1;
2506}
2507
2508/* ------------------------------------------------------------------------- */
2509void
2510rxvt_term::scr_clear (bool really) NOTHROW
2511{
2268 if (!TermWin.mapped) 2512 if (!mapped)
2269 return; 2513 return;
2270 2514
2271 num_scr_allow = 0; 2515 num_scr_allow = 0;
2272 want_refresh = 1; 2516 want_refresh = 1;
2273#ifdef TRANSPARENT 2517
2274 if ((Options & Opt_transparent) && (am_pixmap_trans == 0)) 2518 if (really)
2519 XClearWindow (dpy, vt);
2520}
2521
2522void
2523rxvt_term::scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW
2524{
2525 int view_end = view_start + nrow;
2526 int row, col;
2527
2528 for (row = max (beg_row, view_start); row <= min (end_row, view_end); row++)
2529 {
2530 text_t *stp = ROW(row).t;
2531 rend_t *srp = ROW(row).r;
2532
2533 for (col = beg_col; col < end_col; col++)
2534 srp[col] ^= rstyle1;
2535
2536 while (col-- > beg_col && (stp[col] == NOCHAR || unicode::is_space (stp[col])))
2537 srp[col] ^= rstyle2;
2538
2539 if (++col < end_col)
2540 srp[col] ^= rstyle2;
2275 { 2541 }
2276 int i; 2542}
2277 2543
2278 if (!(Options & Opt_transparent_all)) 2544void
2545rxvt_term::scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW
2546{
2547 int view_end = view_start + nrow;
2548 int row, col;
2549
2550 if (beg_row >= view_start)
2551 {
2552 col = beg_col;
2553 row = beg_row;
2554 }
2555 else
2556 {
2279 i = 0; 2557 col = 0;
2558 row = view_start;
2559 }
2560
2561 for (; row < min (end_row, view_end); row++, col = 0)
2562 for (rend_t *srp = ROW(row).r; col < ncol; col++)
2563 srp[col] ^= rstyle;
2564
2565 if (row == end_row)
2566 for (rend_t *srp = ROW(row).r; col < end_col; col++)
2567 srp[col] ^= rstyle;
2568}
2569
2570/* ------------------------------------------------------------------------- */
2571void
2572rxvt_term::scr_reverse_selection () NOTHROW
2573{
2574 if (selection.op
2575 && current_screen == selection.screen
2576 && selection.end.row >= view_start)
2577 {
2578#if !ENABLE_MINIMAL
2579 if (selection.rect)
2580 scr_xor_rect (selection.beg.row, selection.beg.col,
2581 selection.end.row, selection.end.col,
2582 RS_RVid, RS_RVid | RS_Uline);
2280 else 2583 else
2281 i = (int)(sizeof(TermWin.parent) / sizeof(Window));
2282
2283 while (i--)
2284 if (TermWin.parent[i] != None)
2285 XClearWindow(Xdisplay, TermWin.parent[i]);
2286 }
2287#endif 2584#endif
2288 2585 scr_xor_span (selection.beg.row, selection.beg.col,
2289 XClearWindow (Xdisplay, TermWin.vt); 2586 selection.end.row, selection.end.col,
2290} 2587 RS_RVid);
2291
2292/* ------------------------------------------------------------------------- */
2293/* INTPROTO */
2294void
2295rxvt_scr_reverse_selection(pR)
2296{
2297 int i, col, row, end_row;
2298 rend_t *srp;
2299
2300 if (R->selection.op && R->current_screen == R->selection.screen) {
2301 end_row = R->TermWin.saveLines - R->TermWin.view_start;
2302 i = R->selection.beg.row + R->TermWin.saveLines;
2303 row = R->selection.end.row + R->TermWin.saveLines;
2304 if (i >= end_row)
2305 col = R->selection.beg.col;
2306 else {
2307 col = 0;
2308 i = end_row;
2309 }
2310 end_row += R->TermWin.nrow;
2311 for (; i < row && i < end_row; i++, col = 0)
2312 for (srp = R->screen.rend[i]; col < R->TermWin.ncol; col++)
2313#ifndef OPTION_HC
2314 srp[col] ^= RS_RVid;
2315#else
2316 srp[col] ^= RS_Blink;
2317#endif
2318 if (i == row && i < end_row)
2319 for (srp = R->screen.rend[i]; col < R->selection.end.col; col++)
2320#ifndef OPTION_HC
2321 srp[col] ^= RS_RVid;
2322#else
2323 srp[col] ^= RS_Blink;
2324#endif
2325 } 2588 }
2326} 2589}
2327 2590
2328/* ------------------------------------------------------------------------- */ 2591/* ------------------------------------------------------------------------- */
2329/* 2592/*
2330 * Dump the whole scrollback and screen to the passed filedescriptor. The 2593 * Dump the whole scrollback and screen to the passed filedescriptor. The
2331 * invoking routine must close the fd. 2594 * invoking routine must close the fd.
2332 */ 2595 */
2333#if 0 2596#if 0
2334/* EXTPROTO */
2335void 2597void
2336rxvt_scr_dump(pR_ int fd) 2598rxvt_term::scr_dump (int fd) NOTHROW
2337{ 2599{
2338 int row, wrote; 2600 int row, wrote;
2339 unsigned int width, towrite; 2601 unsigned int width, towrite;
2340 char r1[] = "\n"; 2602 char r1[] = "\n";
2341 2603
2342 for (row = R->TermWin.saveLines - R->TermWin.nscrolled; 2604 for (row = saveLines + top_row;
2343 row < R->TermWin.saveLines + R->TermWin.nrow - 1; row++) { 2605 row < saveLines + nrow - 1; row++)
2344 width = R->screen.tlen[row] >= 0 ? R->screen.tlen[row] 2606 {
2345 : R->TermWin.ncol; 2607 width = row_buf[row].l >= 0 ? row_buf[row].l
2608 : ncol;
2346 for (towrite = width; towrite; towrite -= wrote) { 2609 for (towrite = width; towrite; towrite -= wrote)
2610 {
2347 wrote = write(fd, &(R->screen.text[row][width - towrite]), 2611 wrote = write (fd, & (row_buf[row].t[width - towrite]),
2348 towrite); 2612 towrite);
2349 if (wrote < 0) 2613 if (wrote < 0)
2350 return; /* XXX: death, no report */ 2614 return; /* XXX: death, no report */
2351 } 2615 }
2352 if (R->screen.tlen[row] >= 0) 2616 if (row_buf[row].l >= 0)
2353 if (write(fd, r1, 1) <= 0) 2617 if (write (fd, r1, 1) <= 0)
2354 return; /* XXX: death, no report */ 2618 return; /* XXX: death, no report */
2355 } 2619 }
2356} 2620}
2357#endif 2621#endif
2358 2622
2359/* ------------------------------------------------------------------------- * 2623/* ------------------------------------------------------------------------- *
2360 * CHARACTER SELECTION * 2624 * CHARACTER SELECTION *
2361 * ------------------------------------------------------------------------- */ 2625 * ------------------------------------------------------------------------- */
2362
2363/*
2364 * -R->TermWin.nscrolled <= (selection row) <= R->TermWin.nrow - 1
2365 */
2366/* EXTPROTO */
2367void 2626void
2368rxvt_selection_check(pR_ int check_more) 2627rxvt_term::selection_check (int check_more) NOTHROW
2369{ 2628{
2370 row_col_t pos; 2629 row_col_t pos;
2371 2630
2372 if (!R->selection.op) 2631 if (!selection.op)
2373 return; 2632 return;
2374 2633
2375 pos.row = pos.col = 0; 2634 pos.row = pos.col = 0;
2376 if ((R->selection.beg.row < -(int32_t)R->TermWin.nscrolled) 2635 if (!IN_RANGE_EXC (selection.beg.row, top_row, nrow)
2377 || (R->selection.beg.row >= R->TermWin.nrow) 2636 || !IN_RANGE_EXC (selection.mark.row, top_row, nrow)
2378 || (R->selection.mark.row < -(int32_t)R->TermWin.nscrolled) 2637 || !IN_RANGE_EXC (selection.end.row, top_row, nrow)
2379 || (R->selection.mark.row >= R->TermWin.nrow)
2380 || (R->selection.end.row < -(int32_t)R->TermWin.nscrolled)
2381 || (R->selection.end.row >= R->TermWin.nrow)
2382 || (check_more == 1 2638 || (check_more == 1
2383 && R->current_screen == R->selection.screen 2639 && current_screen == selection.screen
2384 && !ROWCOL_IS_BEFORE(R->screen.cur, R->selection.beg) 2640 && !ROWCOL_IS_BEFORE (screen.cur, selection.beg)
2385 && ROWCOL_IS_BEFORE(R->screen.cur, R->selection.end)) 2641 && ROWCOL_IS_BEFORE (screen.cur, selection.end))
2386 || (check_more == 2 2642 || (check_more == 2
2387 && ROWCOL_IS_BEFORE(R->selection.beg, pos) 2643 && ROWCOL_IS_BEFORE (selection.beg, pos)
2388 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2644 && ROWCOL_IS_AFTER (selection.end, pos))
2389 || (check_more == 3 2645 || (check_more == 3
2390 && ROWCOL_IS_AFTER(R->selection.end, pos)) 2646 && ROWCOL_IS_AFTER (selection.end, pos))
2391 || (check_more == 4 /* screen width change */ 2647 || (check_more == 4 /* screen width change */
2392 && (R->selection.beg.row != R->selection.end.row 2648 && (selection.beg.row != selection.end.row
2393 || R->selection.end.col > R->TermWin.ncol))) 2649 || selection.end.col > ncol)))
2394 CLEAR_SELECTION(R); 2650 CLEAR_SELECTION ();
2395} 2651}
2396 2652
2397/* ------------------------------------------------------------------------- */ 2653/* ------------------------------------------------------------------------- */
2398/* 2654/*
2399 * Paste a selection direct to the command fd 2655 * Paste a selection direct to the command fd
2400 */ 2656 */
2401void 2657void
2402rxvt_term::paste (const unsigned char *data, unsigned int len) 2658rxvt_term::paste (char *data, unsigned int len) NOTHROW
2403{ 2659{
2404 unsigned int i, j, n;
2405 unsigned char *ds = (unsigned char *)rxvt_malloc (PROP_SIZE);
2406
2407#if 0
2408 /* a paste should act like the user is typing, so check scrollTtyKeypress */
2409 ZERO_SCROLLBACK (r);
2410#endif
2411
2412 /* convert normal newline chars into common keyboard Return key sequence */ 2660 /* convert normal newline chars into common keyboard Return key sequence */
2413 for (i = 0; i < len; i += PROP_SIZE) 2661 for (unsigned int i = 0; i < len; i++)
2414 { 2662 if (data[i] == C0_LF)
2415 n = min (len - i, PROP_SIZE); 2663 data[i] = C0_CR;
2416 MEMCPY (ds, data + i, n);
2417 2664
2418 for (j = 0; j < n; j++) 2665 if (priv_modes & PrivMode_BracketPaste)
2419 if (ds[j] == '\n') 2666 tt_printf ("\e[200~");
2420 ds[j] = '\r';
2421 2667
2422 tt_write (ds, (int)n); 2668 tt_write (data, len);
2423 }
2424 2669
2425 free(ds); 2670 if (priv_modes & PrivMode_BracketPaste)
2671 tt_printf ("\e[201~");
2426} 2672}
2427 2673
2428/* ------------------------------------------------------------------------- */ 2674/* ------------------------------------------------------------------------- */
2429/* 2675/*
2430 * Respond to a notification that a primary selection has been sent 2676 * Respond to a notification that a primary selection has been sent
2431 * EXT: SelectionNotify 2677 * EXT: SelectionNotify
2432 */ 2678 */
2433/* EXTPROTO */ 2679void
2434int
2435rxvt_selection_paste(pR_ Window win, Atom prop, Bool delete_prop) 2680rxvt_term::selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW
2436{ 2681{
2437 long nread = 0; 2682 if (prop == None) /* check for failed XConvertSelection */
2683 {
2684 if ((selection_type & Sel_CompoundText))
2685 {
2686 int selnum = selection_type & Sel_whereMask;
2687
2688 selection_type = 0;
2689 if (selnum != Sel_direct)
2690 selection_request_other (XA_STRING, selnum);
2691 }
2692
2693 if ((selection_type & Sel_UTF8String))
2694 {
2695 int selnum = selection_type & Sel_whereMask;
2696
2697 selection_type = Sel_CompoundText;
2698 if (selnum != Sel_direct)
2699 selection_request_other (xa[XA_COMPOUND_TEXT], selnum);
2700 else
2701 selection_type = 0;
2702 }
2703
2704 return;
2705 }
2706
2438 unsigned long bytes_after; 2707 unsigned long bytes_after;
2439 XTextProperty ct; 2708 XTextProperty ct;
2440 int dummy_count;
2441 char **cl;
2442 2709
2443 D_SELECT((stderr, "rxvt_selection_paste(%08lx, %lu, %d), wait=%2x", win, (unsigned long)prop, (int)delete_prop, R->selection_wait)); 2710 if (XGetWindowProperty (dpy, win, prop,
2444 2711 0, PROP_SIZE / 4,
2445 if (prop == None) /* check for failed XConvertSelection */ 2712 delete_prop, AnyPropertyType,
2446 { 2713 &ct.encoding, &ct.format,
2447 if ((R->selection_type & Sel_CompoundText)) 2714 &ct.nitems, &bytes_after,
2448 { 2715 &ct.value) != Success)
2449 int selnum = R->selection_type & Sel_whereMask;
2450
2451 R->selection_type = 0;
2452 if (selnum != Sel_direct)
2453 rxvt_selection_request_other(aR_ XA_STRING, selnum);
2454 }
2455
2456 return 0;
2457 } 2716 {
2458 2717 ct.value = 0;
2459 for (;;) 2718 goto bailout;
2460 { 2719 }
2720
2721 if (ct.encoding == None)
2722 goto bailout;
2723
2724 if (bytes_after)
2725 {
2726 // fetch and append remaining data
2727 XTextProperty ct2;
2728
2461 if (XGetWindowProperty(R->Xdisplay, win, prop, (long)(nread / 4), 2729 if (XGetWindowProperty (dpy, win, prop,
2462 (long)(PROP_SIZE / 4), delete_prop, 2730 ct.nitems / 4, (bytes_after + 3) / 4,
2731 delete_prop, AnyPropertyType,
2463 AnyPropertyType, &ct.encoding, &ct.format, 2732 &ct2.encoding, &ct2.format,
2464 &ct.nitems, &bytes_after, 2733 &ct2.nitems, &bytes_after,
2465 &ct.value) != Success) 2734 &ct2.value) != Success)
2466 break; 2735 goto bailout;
2467 2736
2468 if (ct.encoding == 0) 2737 // realloc should be compatible to XFree, here, and elsewhere, too
2469 { 2738 ct.value = (unsigned char *)realloc (ct.value, ct.nitems + ct2.nitems + 1);
2470 D_SELECT((stderr, "rxvt_selection_paste: property didn't exist!")); 2739 memcpy (ct.value + ct.nitems, ct2.value, ct2.nitems + 1);
2471 break; 2740 ct.nitems += ct2.nitems;
2472 }
2473 2741
2742 XFree (ct2.value);
2743 }
2744
2474 if (ct.value == NULL) 2745 if (ct.value == 0)
2475 { 2746 goto bailout;
2476 D_SELECT((stderr, "rxvt_selection_paste: property shooting blanks!"));
2477 continue;
2478 }
2479 2747
2748 if (ct.encoding == xa[XA_INCR])
2749 {
2750 // INCR selection, start handshake
2751 if (!delete_prop)
2752 XDeleteProperty (dpy, win, prop);
2753
2754 selection_wait = Sel_incr;
2755 incr_buf_fill = 0;
2756 incr_ev.start (10);
2757
2758 goto bailout;
2759 }
2760
2480 if (ct.nitems == 0) 2761 if (ct.nitems == 0)
2762 {
2763 if (selection_wait == Sel_incr)
2764 {
2765 XFree (ct.value);
2766
2767 // finally complete, now paste the whole thing
2768 selection_wait = Sel_normal;
2769 ct.value = (unsigned char *)incr_buf;
2770 ct.nitems = incr_buf_fill;
2771 incr_buf = 0;
2772 incr_buf_size = 0;
2773 incr_ev.stop ();
2481 { 2774 }
2482 D_SELECT((stderr, "rxvt_selection_paste: property empty - also INCR end")); 2775 else
2776 {
2483 if (R->selection_wait == Sel_normal && nread == 0) 2777 if (selection_wait == Sel_normal
2778 && (win != display->root || prop != XA_CUT_BUFFER0)) // avoid recursion
2484 { 2779 {
2485 /* 2780 /*
2486 * pass through again trying CUT_BUFFER0 if we've come from 2781 * pass through again trying CUT_BUFFER0 if we've come from
2487 * XConvertSelection() but nothing was presented 2782 * XConvertSelection () but nothing was presented
2488 */ 2783 */
2489 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2490 rxvt_selection_paste (aR_ Xroot, XA_CUT_BUFFER0, False); 2784 selection_paste (display->root, XA_CUT_BUFFER0, False);
2491 } 2785 }
2492 2786
2493 nread = -1; /* discount any previous stuff */ 2787 goto bailout;
2494 break;
2495 }
2496
2497 nread += ct.nitems;
2498 if (XmbTextPropertyToTextList (R->Xdisplay, &ct, &cl,
2499 &dummy_count) == Success && cl)
2500 { 2788 }
2501 R->paste ((unsigned char *)cl[0], STRLEN (cl[0])); 2789 }
2790 else if (selection_wait == Sel_incr)
2791 {
2792 incr_ev.start (10);
2793
2794 while (incr_buf_fill + ct.nitems > incr_buf_size)
2795 {
2796 incr_buf_size = incr_buf_size ? incr_buf_size * 2 : 128*1024;
2797 incr_buf = (char *)realloc (incr_buf, incr_buf_size);
2798 }
2799
2800 memcpy (incr_buf + incr_buf_fill, ct.value, ct.nitems);
2801 incr_buf_fill += ct.nitems;
2802
2803 goto bailout;
2804 }
2805
2806 char **cl;
2807 int cr;
2808
2809#if !ENABLE_MINIMAL
2810 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
2811 // so recode it manually
2812 if (ct.encoding == xa[XA_UTF8_STRING])
2813 {
2814 wchar_t *w = rxvt_utf8towcs ((const char *)ct.value, ct.nitems);
2815 char *s = rxvt_wcstombs (w);
2816 free (w);
2817 // TODO: strlen == only the first element will be converted. well...
2818 paste (s, strlen (s));
2819 free (s);
2820 }
2821 else
2822#endif
2823 if (XmbTextPropertyToTextList (dpy, &ct, &cl, &cr) >= 0
2824 && cl)
2825 {
2826 for (int i = 0; i < cr; i++)
2827 paste (cl[i], strlen (cl[i]));
2828
2502 XFreeStringList (cl); 2829 XFreeStringList (cl);
2503 } 2830 }
2504 else 2831 else
2505 R->paste (ct.value, ct.nitems); 2832 paste ((char *)ct.value, ct.nitems); // paste raw
2506 2833
2507 if (bytes_after == 0) 2834bailout:
2508 break;
2509
2510 XFree (ct.value);
2511 }
2512
2513 if (ct.value)
2514 XFree (ct.value); 2835 XFree (ct.value);
2515 2836
2516 if (R->selection_wait == Sel_normal) 2837 if (selection_wait == Sel_normal)
2517 R->selection_wait = Sel_none; 2838 selection_wait = Sel_none;
2518
2519 D_SELECT((stderr, "rxvt_selection_paste: bytes written: %ld", nread));
2520 return (int)nread;
2521} 2839}
2522 2840
2523void 2841void
2524rxvt_term::incr_cb (time_watcher &w) 2842rxvt_term::incr_cb (ev::timer &w, int revents) NOTHROW
2525{ 2843{
2526 selection_wait = Sel_none; 2844 selection_wait = Sel_none;
2527 2845
2846 incr_buf_size = 0;
2847 free (incr_buf);
2848
2528 rxvt_print_error ("data loss: timeout on INCR selection paste"); 2849 rxvt_warn ("data loss: timeout on INCR selection paste, ignoring.\n");
2529} 2850}
2530 2851
2531/*
2532 * INCR support originally provided by Paul Sheer <psheer@obsidian.co.za>
2533 */
2534/* EXTPROTO */
2535void 2852void
2536rxvt_selection_property(pR_ Window win, Atom prop) 2853rxvt_term::selection_property (Window win, Atom prop) NOTHROW
2537{ 2854{
2538 int reget_time = 0; 2855 if (prop == None || selection_wait != Sel_incr)
2539
2540 if (prop == None)
2541 return; 2856 return;
2542 D_SELECT((stderr, "rxvt_selection_property(%08lx, %lu)", win, (unsigned long)prop));
2543 if (R->selection_wait == Sel_normal) {
2544 int a, afmt;
2545 Atom atype;
2546 unsigned long bytes_after, nitems;
2547 unsigned char *s = NULL;
2548 2857
2549 a = XGetWindowProperty(R->Xdisplay, win, prop, 0L, 1L, False, 2858 selection_paste (win, prop, true);
2550 R->xa[XA_INCR], &atype, &afmt, &nitems,
2551 &bytes_after, &s);
2552 if (s)
2553 XFree(s);
2554 if (a != Success)
2555 return;
2556#ifndef __CYGWIN32__
2557 if (atype == R->xa[XA_INCR]) { /* start an INCR transfer */
2558 D_SELECT((stderr, "rxvt_selection_property: INCR: starting transfer"));
2559 XDeleteProperty(R->Xdisplay, win, prop);
2560 XFlush(R->Xdisplay);
2561 reget_time = 1;
2562 R->selection_wait = Sel_incr;
2563 }
2564#endif
2565 } else if (R->selection_wait == Sel_incr) {
2566 reget_time = 1;
2567 if (rxvt_selection_paste(aR_ win, prop, True) == -1) {
2568 D_SELECT((stderr, "rxvt_selection_property: INCR: clean end"));
2569 R->selection_wait = Sel_none;
2570 R->incr_ev.stop ();
2571 }
2572 }
2573 if (reget_time) /* received more data so reget time */
2574 R->incr_ev.start (NOW + 10);
2575} 2859}
2860
2576/* ------------------------------------------------------------------------- */ 2861/* ------------------------------------------------------------------------- */
2577/* 2862/*
2578 * Request the current selection: 2863 * Request the current selection:
2579 * Order: > internal selection if available 2864 * Order: > internal selection if available
2580 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+) 2865 * > PRIMARY, SECONDARY, CLIPBOARD if ownership is claimed (+)
2581 * > CUT_BUFFER0 2866 * > CUT_BUFFER0
2582 * (+) if ownership is claimed but property is empty, rxvt_selection_paste() 2867 * (+) if ownership is claimed but property is empty, rxvt_selection_paste ()
2583 * will auto fallback to CUT_BUFFER0 2868 * will auto fallback to CUT_BUFFER0
2584 * EXT: button 2 release 2869 * EXT: button 2 release
2585 */ 2870 */
2586/* EXTPROTO */
2587void 2871void
2588rxvt_selection_request(pR_ Time tm, int x, int y) 2872rxvt_term::selection_request (Time tm, int selnum) NOTHROW
2589{ 2873{
2590 D_SELECT((stderr, "rxvt_selection_request(%lu, %d, %d)", tm, x, y)); 2874 if (selection.text && selnum == Sel_Primary)
2591 if (x < 0 || x >= R->TermWin.width || y < 0 || y >= R->TermWin.height) 2875 {
2592 return; /* outside window */ 2876 /* internal selection */
2593 2877 char *str = rxvt_wcstombs (selection.text, selection.len);
2594 if (R->selection.text != NULL) { /* internal selection */ 2878 paste (str, strlen (str));
2595 D_SELECT((stderr, "rxvt_selection_request: pasting internal")); 2879 free (str);
2596 R->paste (R->selection.text, R->selection.len);
2597 return; 2880 return;
2598 } else { 2881 }
2599 int i; 2882 else
2600 2883 {
2601 R->selection_request_time = tm; 2884 selection_request_time = tm;
2602 R->selection_wait = Sel_normal; 2885 selection_wait = Sel_normal;
2603 for (i = Sel_Primary; i <= Sel_Clipboard; i++) { 2886
2887#if X_HAVE_UTF8_STRING
2888 selection_type = Sel_UTF8String;
2889 if (selection_request_other (xa[XA_UTF8_STRING], selnum))
2890 return;
2891#else
2604 R->selection_type = Sel_CompoundText; 2892 selection_type = Sel_CompoundText;
2605 if (rxvt_selection_request_other(aR_ R->xa[XA_COMPOUND_TEXT], i)) 2893 if (selection_request_other (xa[XA_COMPOUND_TEXT], selnum))
2606 return; 2894 return;
2607 } 2895#endif
2608 } 2896 }
2897
2609 R->selection_wait = Sel_none; /* don't loop in rxvt_selection_paste() */ 2898 selection_wait = Sel_none; /* don't loop in selection_paste () */
2610 D_SELECT((stderr, "rxvt_selection_request: pasting CUT_BUFFER0"));
2611 rxvt_selection_paste(aR_ Xroot, XA_CUT_BUFFER0, False); 2899 selection_paste (display->root, XA_CUT_BUFFER0, false);
2612} 2900}
2613 2901
2614/* INTPROTO */
2615int 2902int
2616rxvt_selection_request_other(pR_ Atom target, int selnum) 2903rxvt_term::selection_request_other (Atom target, int selnum) NOTHROW
2617{ 2904{
2618 Atom sel; 2905 Atom sel;
2619#ifdef DEBUG_SELECT
2620 char *debug_xa_names[] = { "PRIMARY", "SECONDARY", "CLIPBOARD" };
2621#endif
2622 2906
2623 R->selection_type |= selnum; 2907 selection_type |= selnum;
2908
2624 if (selnum == Sel_Primary) 2909 if (selnum == Sel_Primary)
2625 sel = XA_PRIMARY; 2910 sel = XA_PRIMARY;
2626 else if (selnum == Sel_Secondary) 2911 else if (selnum == Sel_Secondary)
2627 sel = XA_SECONDARY; 2912 sel = XA_SECONDARY;
2628 else 2913 else
2629 sel = R->xa[XA_CLIPBOARD]; 2914 sel = xa[XA_CLIPBOARD];
2915
2630 if (XGetSelectionOwner(R->Xdisplay, sel) != None) { 2916 if (XGetSelectionOwner (dpy, sel) != None)
2631 D_SELECT((stderr, "rxvt_selection_request_other: pasting %s", debug_xa_names[selnum])); 2917 {
2632 XConvertSelection(R->Xdisplay, sel, target, R->xa[XA_VT_SELECTION], 2918 XConvertSelection (dpy, sel, target, xa[XA_VT_SELECTION],
2633 R->TermWin.vt, R->selection_request_time); 2919 vt, selection_request_time);
2634 return 1; 2920 return 1;
2635 } 2921 }
2922
2636 return 0; 2923 return 0;
2637} 2924}
2638 2925
2639/* ------------------------------------------------------------------------- */ 2926/* ------------------------------------------------------------------------- */
2640/* 2927/*
2641 * Clear all selected text 2928 * Clear all selected text
2642 * EXT: SelectionClear 2929 * EXT: SelectionClear
2643 */ 2930 */
2644/* EXTPROTO */
2645void 2931void
2646rxvt_selection_clear(pR) 2932rxvt_term::selection_clear () NOTHROW
2647{ 2933{
2648 D_SELECT((stderr, "rxvt_selection_clear()"));
2649
2650 R->want_refresh = 1; 2934 want_refresh = 1;
2651 if (R->selection.text)
2652 free(R->selection.text); 2935 free (selection.text);
2653 R->selection.text = NULL; 2936 selection.text = NULL;
2654 R->selection.len = 0; 2937 selection.len = 0;
2655 CLEAR_SELECTION(R); 2938 CLEAR_SELECTION ();
2939
2940 if (display->selection_owner == this)
2941 display->selection_owner = 0;
2656} 2942}
2657 2943
2658/* ------------------------------------------------------------------------- */ 2944/* ------------------------------------------------------------------------- */
2659/* 2945/*
2660 * Copy a selection into the cut buffer 2946 * Copy a selection into the cut buffer
2661 * EXT: button 1 or 3 release 2947 * EXT: button 1 or 3 release
2662 */ 2948 */
2663/* EXTPROTO */
2664void 2949void
2665rxvt_selection_make(pR_ Time tm) 2950rxvt_term::selection_make (Time tm)
2666{ 2951{
2667 int i, col, end_col, row, end_row; 2952 int i;
2668 unsigned char *new_selection_text; 2953 wchar_t *new_selection_text;
2669 char *str; 2954 text_t *t;
2670 text_t *t;
2671#ifdef ACS_ASCII
2672 rend_t *re;
2673#endif
2674 2955
2675 D_SELECT((stderr, "rxvt_selection_make(): R->selection.op=%d, R->selection.clicks=%d", R->selection.op, R->selection.clicks));
2676 switch (R->selection.op) { 2956 switch (selection.op)
2957 {
2677 case SELECTION_CONT: 2958 case SELECTION_CONT:
2678 break; 2959 break;
2679 case SELECTION_INIT: 2960 case SELECTION_INIT:
2680 CLEAR_SELECTION(R); 2961 CLEAR_SELECTION ();
2681 /* FALLTHROUGH */ 2962 /* FALLTHROUGH */
2682 case SELECTION_BEGIN: 2963 case SELECTION_BEGIN:
2683 R->selection.op = SELECTION_DONE; 2964 selection.op = SELECTION_DONE;
2684 /* FALLTHROUGH */ 2965 /* FALLTHROUGH */
2685 default: 2966 default:
2686 return; 2967 return;
2687 } 2968 }
2969
2688 R->selection.op = SELECTION_DONE; 2970 selection.op = SELECTION_DONE;
2689 2971
2690 if (R->selection.clicks == 4) 2972 if (selection.clicks == 4)
2691 return; /* nothing selected, go away */ 2973 return; /* nothing selected, go away */
2692 2974
2975 if (HOOK_INVOKE ((this, HOOK_SEL_MAKE, DT_LONG, (long)tm, DT_END)))
2976 return;
2977
2693 i = (R->selection.end.row - R->selection.beg.row + 1) * (R->TermWin.ncol + 1) + 1; 2978 i = (selection.end.row - selection.beg.row + 1) * (ncol + 1);
2694 str = (char *)rxvt_malloc(i * MB_CUR_MAX + 1); 2979 new_selection_text = (wchar_t *)rxvt_malloc ((i + 4) * sizeof (wchar_t));
2695 2980
2696 new_selection_text = (unsigned char *)str; 2981 int ofs = 0;
2982 int extra = 0;
2697 2983
2698 col = R->selection.beg.col; 2984 int col = selection.beg.col;
2699 MAX_IT(col, 0); 2985 int row = selection.beg.row;
2700 row = R->selection.beg.row + R->TermWin.saveLines;
2701 end_row = R->selection.end.row + R->TermWin.saveLines;
2702 2986
2987 int end_col;
2988
2703 for (; row <= end_row; row++, col = 0) 2989 for (; row <= selection.end.row; row++, col = 0)
2990 {
2991#if !ENABLE_MINIMAL
2992 if (selection.rect)
2704 { 2993 {
2705 t = &(R->screen.text[row][col]); 2994 col = selection.beg.col;
2706
2707 end_col = R->screen.tlen[row];
2708
2709 if (end_col == -1)
2710 end_col = R->TermWin.ncol; 2995 end_col = ncol + 1;
2996 }
2997 else
2998#endif
2999 end_col = ROW(row).l;
2711 3000
3001 col = max (col, 0);
3002
2712 if (row == end_row) 3003 if (row == selection.end.row
3004#if !ENABLE_MINIMAL
3005 || selection.rect
3006#endif
3007 )
2713 MIN_IT (end_col, R->selection.end.col); 3008 min_it (end_col, selection.end.col);
2714 3009
3010 t = ROW(row).t + col;
3011
2715 for (; col < end_col; col++) 3012 for (; col < end_col; col++)
3013 {
2716 if (*t == NOCHAR) 3014 if (*t == NOCHAR)
2717 t++; 3015 t++;
3016#if ENABLE_COMBINING
3017 else if (IS_COMPOSE (*t))
3018 {
3019 int len = rxvt_composite.expand (*t, 0);
3020
3021 extra -= (len - 1);
3022
3023 if (extra < 0)
3024 {
3025 extra += i;
3026 i += i;
3027 new_selection_text = (wchar_t *)rxvt_realloc (new_selection_text, (i + 4) * sizeof (wchar_t));
3028 }
3029
3030 ofs += rxvt_composite.expand (*t++, new_selection_text + ofs);
3031 }
3032#endif
2718 else 3033 else
2719 { 3034 new_selection_text[ofs++] = *t++;
2720 int len = wctomb (str, *t++);
2721 if (len > 0)
2722 str += len;
2723 }
2724
2725 if (R->screen.tlen[row] != -1 && row != end_row)
2726 *str++ = '\n';
2727 } 3035 }
2728 3036
2729#ifndef NO_OLD_SELECTION 3037#if !ENABLE_MINIMAL
2730 if (R->selection_style == OLD_SELECT) 3038 if (selection.rect)
2731 if (end_col == R->TermWin.ncol) 3039 {
2732 *str++ = '\n'; 3040 while (ofs
3041 && new_selection_text[ofs - 1] != C0_LF
3042 && unicode::is_space (new_selection_text[ofs - 1]))
3043 --ofs;
3044
3045 new_selection_text[ofs++] = C0_LF;
3046 }
3047 else
2733#endif 3048#endif
2734#ifndef NO_NEW_SELECTION 3049 if (!ROW(row).is_longer () && row != selection.end.row)
2735 if (R->selection_style != OLD_SELECT) 3050 new_selection_text[ofs++] = C0_LF;
3051 }
3052
2736 if (end_col != R->selection.end.col) 3053 if (end_col != selection.end.col)
2737 *str++ = '\n'; 3054 new_selection_text[ofs++] = C0_LF;
2738#endif
2739 *str = '\0';
2740 3055
2741 i = str - (char *)new_selection_text; 3056 new_selection_text[ofs] = 0;
3057
2742 if (i == 0) 3058 if (ofs == 0)
2743 { 3059 {
2744 free (new_selection_text); 3060 free (new_selection_text);
2745 return; 3061 return;
2746 } 3062 }
2747 3063
2748 // due to MB_MAX_CUR, selection wastage is usually high
2749 if (str - (char *)new_selection_text > 1024)
2750 new_selection_text = (unsigned char *)rxvt_realloc (new_selection_text, i + 1);
2751
2752 R->selection.len = i;
2753 if (R->selection.text)
2754 free (R->selection.text); 3064 free (selection.text);
2755 3065
2756 R->selection.text = new_selection_text; 3066 // we usually allocate much more than necessary, so realloc it smaller again
3067 selection.len = ofs;
3068 selection.text = (wchar_t *)rxvt_realloc (new_selection_text, (ofs + 1) * sizeof (wchar_t));
2757 3069
2758 XSetSelectionOwner(R->Xdisplay, XA_PRIMARY, R->TermWin.vt, tm); 3070 if (HOOK_INVOKE ((this, HOOK_SEL_GRAB, DT_LONG, (long)tm, DT_END)))
2759 if (XGetSelectionOwner(R->Xdisplay, XA_PRIMARY) != R->TermWin.vt) 3071 return;
2760 rxvt_print_error("can't get primary selection"); 3072
2761 XChangeProperty(R->Xdisplay, Xroot, XA_CUT_BUFFER0, XA_STRING, 8, 3073 selection_grab (tm);
2762 PropModeReplace, R->selection.text, (int)R->selection.len); 3074}
3075
3076bool
3077rxvt_term::selection_grab (Time tm) NOTHROW
3078{
2763 R->selection_time = tm; 3079 selection_time = tm;
2764 D_SELECT((stderr, "rxvt_selection_make(): R->selection.len=%d", R->selection.len)); 3080
3081 XSetSelectionOwner (dpy, XA_PRIMARY, vt, tm);
3082 if (XGetSelectionOwner (dpy, XA_PRIMARY) == vt)
3083 {
3084 display->set_selection_owner (this);
3085 return true;
3086 }
3087 else
3088 {
3089 selection_clear ();
3090 return false;
3091 }
3092
3093#if 0
3094 XTextProperty ct;
3095
3096 if (XwcTextListToTextProperty (dpy, &selection.text, 1, XStringStyle, &ct) >= 0)
3097 {
3098 set_string_property (XA_CUT_BUFFER0, ct.value, ct.nitems);
3099 XFree (ct.value);
3100 }
3101#endif
2765} 3102}
2766 3103
2767/* ------------------------------------------------------------------------- */ 3104/* ------------------------------------------------------------------------- */
2768/* 3105/*
2769 * Mark or select text based upon number of clicks: 1, 2, or 3 3106 * Mark or select text based upon number of clicks: 1, 2, or 3
2770 * EXT: button 1 press 3107 * EXT: button 1 press
2771 */ 3108 */
2772void 3109void
2773rxvt_term::selection_click (int clicks, int x, int y) 3110rxvt_term::selection_click (int clicks, int x, int y) NOTHROW
2774{ 3111{
2775 D_SELECT((stderr, "rxvt_selection_click(%d, %d, %d)", clicks, x, y));
2776
2777 clicks = ((clicks - 1) % 3) + 1; 3112 clicks = ((clicks - 1) % 3) + 1;
2778 selection.clicks = clicks; /* save clicks so extend will work */ 3113 selection.clicks = clicks; /* save clicks so extend will work */
2779 3114
3115 if (clicks == 2 && !selection.rect
3116 && HOOK_INVOKE ((this, HOOK_SEL_EXTEND, DT_END)))
3117 {
3118 MEvent.clicks = 1; // what a mess
3119 selection.screen = current_screen;
3120 selection.op = SELECTION_CONT;
3121 return;
3122 }
3123
2780 rxvt_selection_start_colrow (this, Pixel2Col(x), Pixel2Row(y)); 3124 selection_start_colrow (Pixel2Col (x), Pixel2Row (y));
2781 3125
2782 if (clicks == 2 || clicks == 3) 3126 if (clicks == 2 || clicks == 3)
2783 rxvt_selection_extend_colrow (this, selection.mark.col, 3127 selection_extend_colrow (selection.mark.col,
2784 selection.mark.row + TermWin.view_start, 3128 selection.mark.row - view_start,
2785 0, /* button 3 */ 3129 0, /* button 3 */
2786 1, /* button press */ 3130 1, /* button press */
2787 0); /* click change */ 3131 0); /* click change */
2788} 3132}
2789 3133
2790/* ------------------------------------------------------------------------- */ 3134/* ------------------------------------------------------------------------- */
2791/* 3135/*
2792 * Mark a selection at the specified col/row 3136 * Mark a selection at the specified col/row
2793 */ 3137 */
2794/* INTPROTO */
2795void 3138void
2796rxvt_selection_start_colrow(pR_ int col, int row) 3139rxvt_term::selection_start_colrow (int col, int row) NOTHROW
2797{ 3140{
2798 R->want_refresh = 1; 3141 want_refresh = 1;
3142
3143 selection.mark.row = row + view_start;
2799 R->selection.mark.col = col; 3144 selection.mark.col = col;
2800 R->selection.mark.row = row - R->TermWin.view_start; 3145
2801 MAX_IT(R->selection.mark.row, -(int32_t)R->TermWin.nscrolled); 3146 selection.mark.row = clamp (selection.mark.row, top_row, nrow - 1);
2802 MIN_IT(R->selection.mark.row, (int32_t)R->TermWin.nrow - 1); 3147 selection.mark.col = clamp (selection.mark.col, 0, ncol - 1);
3148
3149 while (selection.mark.col > 0
3150 && ROW(selection.mark.row).t[selection.mark.col] == NOCHAR)
2803 MAX_IT(R->selection.mark.col, 0); 3151 --selection.mark.col;
2804 MIN_IT(R->selection.mark.col, (int32_t)R->TermWin.ncol - 1);
2805 3152
2806 if (R->selection.op) { /* clear the old selection */ 3153 if (selection.op)
3154 {
3155 /* clear the old selection */
2807 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3156 selection.beg.row = selection.end.row = selection.mark.row;
2808 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3157 selection.beg.col = selection.end.col = selection.mark.col;
2809 } 3158 }
3159
2810 R->selection.op = SELECTION_INIT; 3160 selection.op = SELECTION_INIT;
2811 R->selection.screen = R->current_screen; 3161 selection.screen = current_screen;
2812} 3162}
2813 3163
2814/* ------------------------------------------------------------------------- */ 3164/* ------------------------------------------------------------------------- */
2815/* 3165/*
2816 * Word select: select text for 2 clicks 3166 * Word select: select text for 2 clicks
2817 * We now only find out the boundary in one direction 3167 * We now only find out the boundary in one direction
2818 */ 3168 */
2819 3169
2820/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */ 3170/* what do we want: spaces/tabs are delimiters or cutchars or non-cutchars */
2821#define DELIMIT_TEXT(x) \ 3171#define DELIMIT_TEXT(x) \
2822 (((x) == ' ' || (x) == '\t') ? 2 : (STRCHR(R->rs[Rs_cutchars], (x)) != NULL)) 3172 (unicode::is_space (x) ? 2 : (x) <= 0xff && !!strchr (rs[Rs_cutchars], (x)))
2823#define DELIMIT_REND(x) 1 3173#define DELIMIT_REND(x) 1
2824 3174
2825/* INTPROTO */
2826void 3175void
2827rxvt_selection_delimit_word(pR_ enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) 3176rxvt_term::selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW
2828{ 3177{
2829 int col, row, dirnadd, tcol, trow, w1, w2; 3178 int col, row, dirnadd, tcol, trow, w1, w2;
2830 row_col_t bound; 3179 row_col_t bound;
2831 text_t *stp; 3180 text_t *stp;
2832 rend_t *srp; 3181 rend_t *srp;
2833 3182
2834 if (dirn == UP) { 3183 if (dirn == UP)
2835 bound.row = R->TermWin.saveLines - R->TermWin.nscrolled - 1; 3184 {
3185 bound.row = top_row - 1;
2836 bound.col = 0; 3186 bound.col = 0;
2837 dirnadd = -1; 3187 dirnadd = -1;
2838 } else { 3188 }
2839 bound.row = R->TermWin.saveLines + R->TermWin.nrow; 3189 else
3190 {
3191 bound.row = nrow;
2840 bound.col = R->TermWin.ncol - 1; 3192 bound.col = ncol - 1;
2841 dirnadd = 1; 3193 dirnadd = 1;
2842 } 3194 }
2843 row = mark->row + R->TermWin.saveLines; 3195
3196 row = mark->row;
2844 col = mark->col; 3197 col = max (mark->col, 0);
2845 MAX_IT(col, 0); 3198
2846/* find the edge of a word */ 3199 /* find the edge of a word */
2847 stp = &(R->screen.text[row][col]); 3200 stp = ROW(row).t + col; w1 = DELIMIT_TEXT (*stp);
2848 w1 = DELIMIT_TEXT(*stp); 3201 srp = ROW(row).r + col; w2 = DELIMIT_REND (*srp);
2849 3202
2850 if (R->selection_style != NEW_SELECT) { 3203 for (;;)
2851 if (w1 == 1) { 3204 {
3205 for (; col != bound.col; col += dirnadd)
3206 {
2852 stp += dirnadd; 3207 stp += dirnadd;
2853 if (DELIMIT_TEXT(*stp) == 1)
2854 goto Old_Word_Selection_You_Die;
2855 col += dirnadd;
2856 }
2857 w1 = 0;
2858 }
2859 srp = (&R->screen.rend[row][col]);
2860 w2 = DELIMIT_REND(*srp);
2861
2862 for (;;) {
2863 for (; col != bound.col; col += dirnadd) {
2864 stp += dirnadd; 3208 srp += dirnadd;
3209
3210 if (*stp == NOCHAR)
3211 continue;
3212
2865 if (DELIMIT_TEXT(*stp) != w1) 3213 if (DELIMIT_TEXT (*stp) != w1)
3214 break;
3215 if (DELIMIT_REND (*srp) != w2)
3216 break;
3217 }
3218
3219 if ((col == bound.col) && (row != bound.row))
3220 {
3221 if (ROW(row - (dirn == UP ? 1 : 0)).is_longer ())
3222 {
3223 trow = row + dirnadd;
3224 tcol = dirn == UP ? ncol - 1 : 0;
3225
3226 if (!ROW(trow).t)
2866 break; 3227 break;
2867 srp += dirnadd; 3228
2868 if (DELIMIT_REND(*srp) != w2) 3229 stp = ROW(trow).t + tcol;
3230 srp = ROW(trow).r + tcol;
3231
3232 if (DELIMIT_TEXT (*stp) != w1 || DELIMIT_REND (*srp) != w2)
2869 break; 3233 break;
2870 } 3234
2871 if ((col == bound.col) && (row != bound.row)) {
2872 if (R->screen.tlen[(row - (dirn == UP ? 1 : 0))] == -1) {
2873 trow = row + dirnadd;
2874 tcol = dirn == UP ? R->TermWin.ncol - 1 : 0;
2875 if (R->screen.text[trow] == NULL)
2876 break;
2877 stp = &(R->screen.text[trow][tcol]);
2878 srp = &(R->screen.rend[trow][tcol]);
2879 if (DELIMIT_TEXT(*stp) != w1 || DELIMIT_REND(*srp) != w2)
2880 break;
2881 row = trow; 3235 row = trow;
2882 col = tcol; 3236 col = tcol;
2883 continue; 3237 continue;
2884 } 3238 }
2885 } 3239 }
2886 break; 3240 break;
2887 } 3241 }
2888 Old_Word_Selection_You_Die:
2889 D_SELECT((stderr, "rxvt_selection_delimit_word(%s,...) @ (r:%3d, c:%3d) has boundary (r:%3d, c:%3d)", (dirn == UP ? "up " : "down"), mark->row, mark->col, row - R->TermWin.saveLines, col));
2890 3242
2891 if (dirn == DN) 3243 if (dirn == DN)
2892 col++; /* put us on one past the end */ 3244 col++; /* put us on one past the end */
2893 3245
2894/* Poke the values back in */ 3246 /* Poke the values back in */
2895 ret->row = row - R->TermWin.saveLines; 3247 ret->row = row;
2896 ret->col = col; 3248 ret->col = col;
2897} 3249}
2898 3250
2899/* ------------------------------------------------------------------------- */ 3251/* ------------------------------------------------------------------------- */
2900/* 3252/*
2901 * Extend the selection to the specified x/y pixel location 3253 * Extend the selection to the specified x/y pixel location
… …
2903 * flag == 0 ==> button 1 3255 * flag == 0 ==> button 1
2904 * flag == 1 ==> button 3 press 3256 * flag == 1 ==> button 3 press
2905 * flag == 2 ==> button 3 motion 3257 * flag == 2 ==> button 3 motion
2906 */ 3258 */
2907void 3259void
2908rxvt_term::selection_extend (int x, int y, int flag) 3260rxvt_term::selection_extend (int x, int y, int flag) NOTHROW
2909{ 3261{
2910 int col, row; 3262 int col = clamp (Pixel2Col (x), 0, ncol);
3263 int row = clamp (Pixel2Row (y), 0, nrow - 1);
2911 3264
2912 col = Pixel2Col(x);
2913 row = Pixel2Row(y);
2914 MAX_IT(row, 0);
2915 MIN_IT(row, (int)TermWin.nrow - 1);
2916 MAX_IT(col, 0);
2917 MIN_IT(col, (int)TermWin.ncol);
2918
2919#ifndef NO_NEW_SELECTION
2920 /* 3265 /*
2921 * If we're selecting characters (single click) then we must check first 3266 * If we're selecting characters (single click) then we must check first
2922 * if we are at the same place as the original mark. If we are then 3267 * if we are at the same place as the original mark. If we are then
2923 * select nothing. Otherwise, if we're to the right of the mark, you have to 3268 * select nothing. Otherwise, if we're to the right of the mark, you have to
2924 * be _past_ a character for it to be selected. 3269 * be _past_ a character for it to be selected.
2925 */ 3270 */
2926 if (selection_style != OLD_SELECT)
2927 {
2928 if (((selection.clicks % 3) == 1) && !flag 3271 if (((selection.clicks % 3) == 1) && !flag
2929 && (col == selection.mark.col 3272 && (col == selection.mark.col
2930 && (row == selection.mark.row + TermWin.view_start))) 3273 && (row == selection.mark.row - view_start)))
2931 { 3274 {
2932 /* select nothing */ 3275 /* select nothing */
2933 selection.beg.row = selection.end.row = 0; 3276 selection.beg.row = selection.end.row = 0;
2934 selection.beg.col = selection.end.col = 0; 3277 selection.beg.col = selection.end.col = 0;
2935 selection.clicks = 4; 3278 selection.clicks = 4;
2936 want_refresh = 1; 3279 want_refresh = 1;
2937 D_SELECT((stderr, "rxvt_selection_extend() selection.clicks = 4"));
2938 return; 3280 return;
2939 }
2940 } 3281 }
2941#endif 3282
2942 if (selection.clicks == 4) 3283 if (selection.clicks == 4)
2943 selection.clicks = 1; 3284 selection.clicks = 1;
2944 3285
2945 rxvt_selection_extend_colrow (this, col, row, !!flag, /* ? button 3 */ 3286 selection_extend_colrow (col, row, !!flag, /* ? button 3 */
2946 flag == 1 ? 1 : 0, /* ? button press */ 3287 flag == 1 ? 1 : 0, /* ? button press */
2947 0); /* no click change */ 3288 0); /* no click change */
2948} 3289}
2949 3290
2950/* ------------------------------------------------------------------------- */ 3291/* ------------------------------------------------------------------------- */
2951/* 3292/*
2952 * Extend the selection to the specified col/row 3293 * Extend the selection to the specified col/row
2953 */ 3294 */
2954/* INTPROTO */
2955void 3295void
2956rxvt_selection_extend_colrow(pR_ int32_t col, int32_t row, int button3, int buttonpress, int clickchange) 3296rxvt_term::selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW
2957{ 3297{
2958 int16_t ncol = R->TermWin.ncol;
2959 int end_col;
2960 row_col_t pos; 3298 row_col_t pos;
2961 enum { 3299 enum {
2962 LEFT, RIGHT 3300 LEFT, RIGHT
2963 } closeto = RIGHT; 3301 } closeto = RIGHT;
2964 3302
2965 D_SELECT((stderr, "rxvt_selection_extend_colrow(c:%d, r:%d, %d, %d) clicks:%d, op:%d", col, row, button3, buttonpress, R->selection.clicks, R->selection.op));
2966 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2967
2968 R->want_refresh = 1; 3303 want_refresh = 1;
3304
2969 switch (R->selection.op) { 3305 switch (selection.op)
3306 {
2970 case SELECTION_INIT: 3307 case SELECTION_INIT:
2971 CLEAR_SELECTION(R); 3308 CLEAR_SELECTION ();
2972 R->selection.op = SELECTION_BEGIN; 3309 selection.op = SELECTION_BEGIN;
2973 /* FALLTHROUGH */ 3310 /* FALLTHROUGH */
2974 case SELECTION_BEGIN: 3311 case SELECTION_BEGIN:
2975 if (row != R->selection.mark.row || col != R->selection.mark.col 3312 if (row != selection.mark.row || col != selection.mark.col
2976 || (!button3 && buttonpress)) 3313 || (!button3 && buttonpress))
2977 R->selection.op = SELECTION_CONT; 3314 selection.op = SELECTION_CONT;
2978 break; 3315 break;
2979 case SELECTION_DONE: 3316 case SELECTION_DONE:
2980 R->selection.op = SELECTION_CONT; 3317 selection.op = SELECTION_CONT;
2981 /* FALLTHROUGH */ 3318 /* FALLTHROUGH */
2982 case SELECTION_CONT: 3319 case SELECTION_CONT:
2983 break; 3320 break;
2984 case SELECTION_CLEAR: 3321 case SELECTION_CLEAR:
2985 rxvt_selection_start_colrow(aR_ col, row); 3322 selection_start_colrow (col, row);
2986 /* FALLTHROUGH */ 3323 /* FALLTHROUGH */
2987 default: 3324 default:
2988 return; 3325 return;
2989 } 3326 }
3327
2990 if (R->selection.beg.col == R->selection.end.col 3328 if (selection.beg.col == selection.end.col
2991 && R->selection.beg.col != R->selection.mark.col 3329 && selection.beg.col != selection.mark.col
2992 && R->selection.beg.row == R->selection.end.row 3330 && selection.beg.row == selection.end.row
2993 && R->selection.beg.row != R->selection.mark.row) { 3331 && selection.beg.row != selection.mark.row)
3332 {
2994 R->selection.beg.col = R->selection.end.col = R->selection.mark.col; 3333 selection.beg.col = selection.end.col = selection.mark.col;
2995 R->selection.beg.row = R->selection.end.row = R->selection.mark.row; 3334 selection.beg.row = selection.end.row = selection.mark.row;
2996 D_SELECT((stderr, "rxvt_selection_extend_colrow() ENT2 b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
2997 } 3335 }
2998 3336
2999 pos.col = col; 3337 pos.col = col;
3000 pos.row = row; 3338 pos.row = view_start + row;
3001 3339
3002 pos.row -= R->TermWin.view_start; /* adjust for scroll */ 3340 /*
3003 3341 * This is mainly xterm style selection with a couple of differences, mainly
3004#ifndef NO_OLD_SELECTION 3342 * in the way button3 drag extension works.
3005/* 3343 * We're either doing: button1 drag; button3 press; or button3 drag
3006 * This mimics some of the selection behaviour of version 2.20 and before. 3344 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3007 * There are no ``selection modes'', button3 is always character extension. 3345 * is always at the left/right edge of the selection.
3008 * Note: button3 drag is always available, c.f. v2.20 3346 * b) button3 press: extend/contract character/word/line at whichever edge of
3009 * Selection always terminates (left or right as appropriate) at the mark. 3347 * the selection we are closest to.
3348 * c) button3 drag : extend/contract character/word/line - we select around
3349 * a point/word/line which is either the start or end of the selection
3350 * and it was decided by whichever point/word/line was `fixed' at the
3351 * time of the most recent button3 press
3010 */ 3352 */
3011 if (R->selection_style == OLD_SELECT) { 3353 if (button3 && buttonpress)
3012 if (R->selection.clicks == 1 || button3) { 3354 {
3013 if (R->hate_those_clicks) { 3355 /* button3 press */
3014 R->hate_those_clicks = 0; 3356 /*
3015 if (R->selection.clicks == 1) { 3357 * first determine which edge of the selection we are closest to
3016 R->selection.beg.row = R->selection.mark.row; 3358 */
3017 R->selection.beg.col = R->selection.mark.col; 3359 if (ROWCOL_IS_BEFORE (pos, selection.beg)
3018 } else { 3360 || (!ROWCOL_IS_AFTER (pos, selection.end)
3361 && (((pos.col - selection.beg.col)
3362 + ((pos.row - selection.beg.row) * ncol))
3363 < ((selection.end.col - pos.col)
3364 + ((selection.end.row - pos.row) * ncol)))))
3365 closeto = LEFT;
3366
3367 if (closeto == LEFT)
3368 {
3369 selection.beg.row = pos.row;
3370 selection.beg.col = pos.col;
3371 selection.mark.row = selection.end.row;
3372 selection.mark.col = selection.end.col - (selection.clicks == 2);
3373 }
3374 else
3375 {
3376 selection.end.row = pos.row;
3377 selection.end.col = pos.col;
3019 R->selection.mark.row = R->selection.beg.row; 3378 selection.mark.row = selection.beg.row;
3020 R->selection.mark.col = R->selection.beg.col; 3379 selection.mark.col = selection.beg.col;
3380 }
3381 }
3382 else
3383 {
3384 /* button1 drag or button3 drag */
3385 if (ROWCOL_IS_AFTER (selection.mark, pos))
3386 {
3387 if (selection.mark.row == selection.end.row
3388 && selection.mark.col == selection.end.col
3389 && clickchange
3390 && selection.clicks == 2)
3391 selection.mark.col--;
3392
3393 selection.beg.row = pos.row;
3394 selection.beg.col = pos.col;
3395 selection.end.row = selection.mark.row;
3396 selection.end.col = selection.mark.col + (selection.clicks == 2);
3397 }
3398 else
3399 {
3400 selection.beg.row = selection.mark.row;
3401 selection.beg.col = selection.mark.col;
3402 selection.end.row = pos.row;
3403 selection.end.col = pos.col;
3404 }
3405 }
3406
3407 if (selection.clicks == 1)
3408 {
3409 if (selection.beg.col > ROW(selection.beg.row).l //TODO//FIXME//LEN
3410 && !ROW(selection.beg.row).is_longer ()
3411#if !ENABLE_MINIMAL
3412 && !selection.rect
3413#endif
3414 )
3415 selection.beg.col = ncol;
3416
3417 if (
3418 selection.end.col > ROW(selection.end.row).l //TODO//FIXME//LEN
3419 && !ROW(selection.end.row).is_longer ()
3420#if !ENABLE_MINIMAL
3421 && !selection.rect
3422#endif
3423 )
3424 selection.end.col = ncol;
3425 }
3426 else if (selection.clicks == 2)
3427 {
3428 if (ROWCOL_IS_AFTER (selection.end, selection.beg))
3429 selection.end.col--;
3430
3431 selection_delimit_word (UP, &selection.beg, &selection.beg);
3432 selection_delimit_word (DN, &selection.end, &selection.end);
3433 }
3434 else if (selection.clicks == 3)
3435 {
3436#if ENABLE_FRILLS
3437 if (option (Opt_tripleclickwords))
3438 {
3439 selection_delimit_word (UP, &selection.beg, &selection.beg);
3440
3441 for (int end_row = selection.mark.row; end_row < nrow; end_row++)
3442 {
3443 if (!ROW(end_row).is_longer ())
3444 {
3445 selection.end.row = end_row;
3446 selection.end.col = ROW(end_row).l;
3447# if !ENABLE_MINIMAL
3448 selection_remove_trailing_spaces ();
3449# endif
3450 break;
3021 } 3451 }
3022 } 3452 }
3023 if (ROWCOL_IS_BEFORE(pos, R->selection.mark)) {
3024 R->selection.end.row = R->selection.mark.row;
3025 R->selection.end.col = R->selection.mark.col + 1;
3026 R->selection.beg.row = pos.row;
3027 R->selection.beg.col = pos.col;
3028 } else {
3029 R->selection.beg.row = R->selection.mark.row;
3030 R->selection.beg.col = R->selection.mark.col;
3031 R->selection.end.row = pos.row;
3032 R->selection.end.col = pos.col + 1;
3033 } 3453 }
3034 } else if (R->selection.clicks == 2) { 3454 else
3035 rxvt_selection_delimit_word(aR_ UP, &(R->selection.mark), 3455#endif
3036 &(R->selection.beg)); 3456 {
3037 rxvt_selection_delimit_word(aR_ DN, &(R->selection.mark), 3457 if (ROWCOL_IS_AFTER (selection.mark, selection.beg))
3038 &(R->selection.end)); 3458 selection.mark.col++;
3039 R->hate_those_clicks = 1; 3459
3040 } else if (R->selection.clicks == 3) {
3041 R->selection.beg.row = R->selection.end.row = R->selection.mark.row;
3042 R->selection.beg.col = 0; 3460 selection.beg.col = 0;
3043 R->selection.end.col = ncol; 3461 selection.end.col = ncol;
3044 R->hate_those_clicks = 1; 3462
3045 } 3463 // select a complete logical line
3046 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col)); 3464 while (selection.beg.row > -saveLines
3047 return; 3465 && ROW(selection.beg.row - 1).is_longer ())
3048 } 3466 selection.beg.row--;
3049#endif /* ! NO_OLD_SELECTION */ 3467
3050#ifndef NO_NEW_SELECTION 3468 while (selection.end.row < nrow
3051/* selection_style must not be OLD_SELECT to get here */ 3469 && ROW(selection.end.row).is_longer ())
3052/* 3470 selection.end.row++;
3053 * This is mainly xterm style selection with a couple of differences, mainly
3054 * in the way button3 drag extension works.
3055 * We're either doing: button1 drag; button3 press; or button3 drag
3056 * a) button1 drag : select around a midpoint/word/line - that point/word/line
3057 * is always at the left/right edge of the R->selection.
3058 * b) button3 press: extend/contract character/word/line at whichever edge of
3059 * the selection we are closest to.
3060 * c) button3 drag : extend/contract character/word/line - we select around
3061 * a point/word/line which is either the start or end of the selection
3062 * and it was decided by whichever point/word/line was `fixed' at the
3063 * time of the most recent button3 press
3064 */
3065 if (button3 && buttonpress) { /* button3 press */
3066 /* 3471 }
3067 * first determine which edge of the selection we are closest to 3472 }
3068 */ 3473
3069 if (ROWCOL_IS_BEFORE(pos, R->selection.beg) 3474 if (button3 && buttonpress)
3070 || (!ROWCOL_IS_AFTER(pos, R->selection.end) 3475 {
3071 && (((pos.col - R->selection.beg.col) 3476 /* mark may need to be changed */
3072 + ((pos.row - R->selection.beg.row) * ncol))
3073 < ((R->selection.end.col - pos.col)
3074 + ((R->selection.end.row - pos.row) * ncol)))))
3075 closeto = LEFT;
3076 if (closeto == LEFT) { 3477 if (closeto == LEFT)
3077 R->selection.beg.row = pos.row; 3478 {
3078 R->selection.beg.col = pos.col;
3079 R->selection.mark.row = R->selection.end.row; 3479 selection.mark.row = selection.end.row;
3080 R->selection.mark.col = R->selection.end.col 3480 selection.mark.col = selection.end.col - (selection.clicks == 2);
3081 - (R->selection.clicks == 2); 3481 }
3082 } else { 3482 else
3083 R->selection.end.row = pos.row; 3483 {
3084 R->selection.end.col = pos.col;
3085 R->selection.mark.row = R->selection.beg.row; 3484 selection.mark.row = selection.beg.row;
3086 R->selection.mark.col = R->selection.beg.col; 3485 selection.mark.col = selection.beg.col;
3087 }
3088 } else { /* button1 drag or button3 drag */
3089 if (ROWCOL_IS_AFTER(R->selection.mark, pos)) {
3090 if ((R->selection.mark.row == R->selection.end.row)
3091 && (R->selection.mark.col == R->selection.end.col)
3092 && clickchange && R->selection.clicks == 2)
3093 R->selection.mark.col--;
3094 R->selection.beg.row = pos.row;
3095 R->selection.beg.col = pos.col;
3096 R->selection.end.row = R->selection.mark.row;
3097 R->selection.end.col = R->selection.mark.col
3098 + (R->selection.clicks == 2);
3099 } else {
3100 R->selection.beg.row = R->selection.mark.row;
3101 R->selection.beg.col = R->selection.mark.col;
3102 R->selection.end.row = pos.row;
3103 R->selection.end.col = pos.col;
3104 }
3105 }
3106
3107 if (R->selection.clicks == 1) {
3108 end_col = R->screen.tlen[R->selection.beg.row + R->TermWin.saveLines];
3109 if (end_col != -1 && R->selection.beg.col > end_col) {
3110#if 1
3111 R->selection.beg.col = ncol;
3112#else
3113 if (R->selection.beg.row != R->selection.end.row)
3114 R->selection.beg.col = ncol;
3115 else
3116 R->selection.beg.col = R->selection.mark.col;
3117#endif
3118 }
3119 end_col = R->screen.tlen[R->selection.end.row + R->TermWin.saveLines];
3120 if (end_col != -1 && R->selection.end.col > end_col)
3121 R->selection.end.col = ncol;
3122
3123 } else if (R->selection.clicks == 2) {
3124 if (ROWCOL_IS_AFTER(R->selection.end, R->selection.beg))
3125 R->selection.end.col--;
3126 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3127 &(R->selection.beg));
3128 rxvt_selection_delimit_word(aR_ DN, &(R->selection.end),
3129 &(R->selection.end));
3130 } else if (R->selection.clicks == 3) {
3131#ifndef NO_FRILLS
3132 if ((R->Options & Opt_tripleclickwords)) {
3133 int end_row;
3134
3135 rxvt_selection_delimit_word(aR_ UP, &(R->selection.beg),
3136 &(R->selection.beg));
3137 end_row = R->screen.tlen[R->selection.mark.row
3138 + R->TermWin.saveLines];
3139 for (end_row = R->selection.mark.row; end_row < R->TermWin.nrow;
3140 end_row++) {
3141 end_col = R->screen.tlen[end_row + R->TermWin.saveLines];
3142 if (end_col != -1) {
3143 R->selection.end.row = end_row;
3144 R->selection.end.col = end_col;
3145 rxvt_selection_remove_trailing_spaces(aR);
3146 break;
3147 }
3148 }
3149 } else
3150#endif
3151 { 3486 }
3152 if (ROWCOL_IS_AFTER(R->selection.mark, R->selection.beg))
3153 R->selection.mark.col++;
3154 R->selection.beg.col = 0;
3155 R->selection.end.col = ncol;
3156 }
3157 } 3487 }
3158 if (button3 && buttonpress) { /* mark may need to be changed */
3159 if (closeto == LEFT) {
3160 R->selection.mark.row = R->selection.end.row;
3161 R->selection.mark.col = R->selection.end.col
3162 - (R->selection.clicks == 2);
3163 } else {
3164 R->selection.mark.row = R->selection.beg.row;
3165 R->selection.mark.col = R->selection.beg.col;
3166 }
3167 }
3168 D_SELECT((stderr, "rxvt_selection_extend_colrow() EXIT b:(r:%d,c:%d) m:(r:%d,c:%d), e:(r:%d,c:%d)", R->selection.beg.row, R->selection.beg.col, R->selection.mark.row, R->selection.mark.col, R->selection.end.row, R->selection.end.col));
3169#endif /* ! NO_NEW_SELECTION */
3170}
3171 3488
3172#ifndef NO_FRILLS 3489#if !ENABLE_MINIMAL
3173/* INTPROTO */ 3490 if (selection.rect && selection.beg.col > selection.end.col)
3491 ::swap (selection.beg.col, selection.end.col);
3492#endif
3493}
3494
3495#if !ENABLE_MINIMAL
3174void 3496void
3175rxvt_selection_remove_trailing_spaces(pR) 3497rxvt_term::selection_remove_trailing_spaces () NOTHROW
3176{ 3498{
3177 int32_t end_col, end_row; 3499 int32_t end_col, end_row;
3178 text_t *stp; 3500 text_t *stp;
3179 3501
3180 end_col = R->selection.end.col; 3502 end_col = selection.end.col;
3181 end_row = R->selection.end.row; 3503 end_row = selection.end.row;
3504
3182 for ( ; end_row >= R->selection.beg.row; ) { 3505 for (; end_row >= selection.beg.row; )
3183 stp = R->screen.text[end_row + R->TermWin.saveLines]; 3506 {
3507 stp = ROW(end_row).t;
3508
3184 while (--end_col >= 0) { 3509 while (--end_col >= 0)
3185 if (stp[end_col] != ' ' && stp[end_col] != '\t')
3186 break;
3187 } 3510 {
3188 if (end_col >= 0 3511 if (stp[end_col] != NOCHAR
3189 || R->screen.tlen[end_row - 1 + R->TermWin.saveLines] != -1) { 3512 && !unicode::is_space (stp[end_col]))
3190 R->selection.end.col = end_col + 1;
3191 R->selection.end.row = end_row;
3192 break; 3513 break;
3193 } 3514 }
3515
3516 if (end_col >= 0
3517 || !ROW(end_row - 1).is_longer ())
3518 {
3519 selection.end.col = end_col + 1;
3520 selection.end.row = end_row;
3521 break;
3522 }
3523
3194 end_row--; 3524 end_row--;
3195 end_col = R->TermWin.ncol; 3525 end_col = ncol;
3196 } 3526 }
3527
3197 if (R->selection.mark.row > R->selection.end.row) { 3528 if (selection.mark.row > selection.end.row)
3529 {
3198 R->selection.mark.row = R->selection.end.row; 3530 selection.mark.row = selection.end.row;
3199 R->selection.mark.col = R->selection.end.col; 3531 selection.mark.col = selection.end.col;
3532 }
3200 } else if (R->selection.mark.row == R->selection.end.row 3533 else if (selection.mark.row == selection.end.row
3201 && R->selection.mark.col > R->selection.end.col) 3534 && selection.mark.col > selection.end.col)
3202 R->selection.mark.col = R->selection.end.col; 3535 selection.mark.col = selection.end.col;
3203} 3536}
3204#endif 3537#endif
3205 3538
3206/* ------------------------------------------------------------------------- */ 3539/* ------------------------------------------------------------------------- */
3207/* 3540/*
3208 * Double click on button 3 when already selected 3541 * Double click on button 3 when already selected
3209 * EXT: button 3 double click 3542 * EXT: button 3 double click
3210 */ 3543 */
3211void 3544void
3212rxvt_term::selection_rotate (int x, int y) 3545rxvt_term::selection_rotate (int x, int y) NOTHROW
3213{ 3546{
3214 selection.clicks = selection.clicks % 3 + 1; 3547 selection.clicks = selection.clicks % 3 + 1;
3215 rxvt_selection_extend_colrow (this, Pixel2Col(x), Pixel2Row(y), 1, 0, 1); 3548 selection_extend_colrow (Pixel2Col (x), Pixel2Row (y), 1, 0, 1);
3216} 3549}
3217
3218/* ------------------------------------------------------------------------- */
3219/*
3220 * On some systems, the Atom typedef is 64 bits wide. We need to have a type
3221 * that is exactly 32 bits wide, because a format of 64 is not allowed by
3222 * the X11 protocol.
3223 */
3224typedef CARD32 Atom32;
3225 3550
3226/* ------------------------------------------------------------------------- */ 3551/* ------------------------------------------------------------------------- */
3227/* 3552/*
3228 * Respond to a request for our current selection 3553 * Respond to a request for our current selection
3229 * EXT: SelectionRequest 3554 * EXT: SelectionRequest
3230 */ 3555 */
3231/* EXTPROTO */
3232void 3556void
3233rxvt_selection_send(pR_ const XSelectionRequestEvent *rq) 3557rxvt_term::selection_send (const XSelectionRequestEvent &rq) NOTHROW
3234{ 3558{
3235 XSelectionEvent ev; 3559 XSelectionEvent ev;
3560
3561 ev.type = SelectionNotify;
3562 ev.property = None;
3563 ev.display = rq.display;
3564 ev.requestor = rq.requestor;
3565 ev.selection = rq.selection;
3566 ev.target = rq.target;
3567 ev.time = rq.time;
3568
3569 if (rq.target == xa[XA_TARGETS])
3570 {
3571 Atom target_list[6];
3572 Atom *target = target_list;
3573
3574 *target++ = xa[XA_TARGETS];
3575 *target++ = xa[XA_TIMESTAMP];
3576 *target++ = XA_STRING;
3577 *target++ = xa[XA_TEXT];
3578 *target++ = xa[XA_COMPOUND_TEXT];
3579#if X_HAVE_UTF8_STRING
3580 *target++ = xa[XA_UTF8_STRING];
3581#endif
3582
3583 XChangeProperty (dpy, rq.requestor, rq.property, XA_ATOM,
3584 32, PropModeReplace,
3585 (unsigned char *)target_list, target - target_list);
3586 ev.property = rq.property;
3587 }
3588#if TODO // TODO
3589 else if (rq.target == xa[XA_MULTIPLE])
3590 {
3591 /* TODO: Handle MULTIPLE */
3592 }
3593#endif
3594 else if (rq.target == xa[XA_TIMESTAMP] && selection.text)
3595 {
3596 XChangeProperty (dpy, rq.requestor, rq.property, rq.target,
3597 32, PropModeReplace, (unsigned char *)&selection_time, 1);
3598 ev.property = rq.property;
3599 }
3600 else if (rq.target == XA_STRING
3601 || rq.target == xa[XA_TEXT]
3602 || rq.target == xa[XA_COMPOUND_TEXT]
3603 || rq.target == xa[XA_UTF8_STRING]
3604 )
3605 {
3606 XTextProperty ct;
3607 Atom target = rq.target;
3608 short freect = 0;
3609 int selectlen;
3610 wchar_t *cl;
3611 enum {
3612 enc_string = XStringStyle,
3613 enc_text = XStdICCTextStyle,
3614 enc_compound_text = XCompoundTextStyle,
3615#ifdef X_HAVE_UTF8_STRING
3616 enc_utf8 = XUTF8StringStyle,
3617#else
3618 enc_utf8 = -1,
3619#endif
3620 } style;
3621
3622 if (target == XA_STRING)
3623 // we actually don't do XA_STRING, but who cares, as i18n clients
3624 // will ask for another format anyways.
3625 style = enc_string;
3626 else if (target == xa[XA_TEXT])
3627 style = enc_text;
3628 else if (target == xa[XA_COMPOUND_TEXT])
3629 style = enc_compound_text;
3630#if !ENABLE_MINIMAL
3631 else if (target == xa[XA_UTF8_STRING])
3632 style = enc_utf8;
3633#endif
3634 else
3635 {
3636 target = xa[XA_COMPOUND_TEXT];
3637 style = enc_compound_text;
3638 }
3639
3640 if (selection.text)
3641 {
3642 cl = selection.text;
3643 selectlen = selection.len;
3644 }
3645 else
3646 {
3647 cl = L"";
3648 selectlen = 0;
3649 }
3650
3651#if !ENABLE_MINIMAL
3652 // xlib is horribly broken with respect to UTF8_STRING, and nobody cares to fix it
3653 // so recode it manually
3654 if (style == enc_utf8)
3655 {
3656 freect = 1;
3657 ct.encoding = target;
3658 ct.format = 8;
3659 ct.value = (unsigned char *)rxvt_wcstoutf8 (cl, selectlen);
3660 ct.nitems = strlen ((char *)ct.value);
3661 }
3662 else
3663#endif
3664 if (XwcTextListToTextProperty (dpy, &cl, 1, (XICCEncodingStyle) style, &ct) >= 0)
3665 freect = 1;
3666 else
3667 {
3668 /* if we failed to convert then send it raw */
3669 ct.value = (unsigned char *)cl;
3670 ct.nitems = selectlen;
3671 ct.encoding = target;
3672 }
3673
3674 XChangeProperty (dpy, rq.requestor, rq.property,
3675 ct.encoding, 8, PropModeReplace,
3676 ct.value, (int)ct.nitems);
3677 ev.property = rq.property;
3678
3679 if (freect)
3680 XFree (ct.value);
3681 }
3682
3683 XSendEvent (dpy, rq.requestor, False, 0L, (XEvent *)&ev);
3684}
3685
3686/* ------------------------------------------------------------------------- */
3236#ifdef USE_XIM 3687#ifdef USE_XIM
3237 Atom32 target_list[4];
3238#else
3239 Atom32 target_list[3];
3240#endif
3241 Atom target;
3242 XTextProperty ct;
3243 XICCEncodingStyle style;
3244 char *cl[2], dummy[1];
3245
3246 ev.type = SelectionNotify;
3247 ev.property = None;
3248 ev.display = rq->display;
3249 ev.requestor = rq->requestor;
3250 ev.selection = rq->selection;
3251 ev.target = rq->target;
3252 ev.time = rq->time;
3253
3254 if (rq->target == R->xa[XA_TARGETS]) {
3255 target_list[0] = (Atom32) R->xa[XA_TARGETS];
3256 target_list[1] = (Atom32) XA_STRING;
3257 target_list[2] = (Atom32) R->xa[XA_TEXT];
3258#ifdef USE_XIM
3259 target_list[3] = (Atom32) R->xa[XA_COMPOUND_TEXT];
3260#endif
3261 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_ATOM,
3262 (8 * sizeof(target_list[0])), PropModeReplace,
3263 (unsigned char *)target_list,
3264 (sizeof(target_list) / sizeof(target_list[0])));
3265 ev.property = rq->property;
3266 } else if (rq->target == R->xa[XA_MULTIPLE]) {
3267 /* TODO: Handle MULTIPLE */
3268 } else if (rq->target == R->xa[XA_TIMESTAMP] && R->selection.text) {
3269 XChangeProperty(R->Xdisplay, rq->requestor, rq->property, XA_INTEGER,
3270 (8 * sizeof(Time)), PropModeReplace,
3271 (unsigned char *)&R->selection_time, 1);
3272 ev.property = rq->property;
3273 } else if (rq->target == XA_STRING
3274 || rq->target == R->xa[XA_COMPOUND_TEXT]
3275 || rq->target == R->xa[XA_TEXT]) {
3276#ifdef USE_XIM
3277 short freect = 0;
3278#endif
3279 int selectlen;
3280
3281#ifdef USE_XIM
3282 if (rq->target != XA_STRING) {
3283 target = R->xa[XA_COMPOUND_TEXT];
3284 style = (rq->target == R->xa[XA_COMPOUND_TEXT])
3285 ? XCompoundTextStyle : XStdICCTextStyle;
3286 } else
3287#endif
3288 {
3289 target = XA_STRING;
3290 style = XStringStyle;
3291 }
3292 if (R->selection.text) {
3293 cl[0] = (char *)R->selection.text;
3294 selectlen = R->selection.len;
3295 } else {
3296 cl[0] = dummy;
3297 *dummy = '\0';
3298 selectlen = 0;
3299 }
3300#ifdef USE_XIM
3301 if (XmbTextListToTextProperty(R->Xdisplay, cl, 1, style, &ct)
3302 == Success) /* if we failed to convert then send it raw */
3303 freect = 1;
3304 else
3305#endif
3306 {
3307 ct.value = (unsigned char *)cl[0];
3308 ct.nitems = selectlen;
3309 }
3310 XChangeProperty(R->Xdisplay, rq->requestor, rq->property,
3311 target, 8, PropModeReplace,
3312 ct.value, (int)ct.nitems);
3313 ev.property = rq->property;
3314#ifdef USE_XIM
3315 if (freect)
3316 XFree(ct.value);
3317#endif
3318 }
3319 XSendEvent(R->Xdisplay, rq->requestor, False, 0L, (XEvent *)&ev);
3320}
3321
3322/* ------------------------------------------------------------------------- *
3323 * MOUSE ROUTINES *
3324 * ------------------------------------------------------------------------- */
3325
3326/*
3327 * return col/row values corresponding to x/y pixel values
3328 */
3329void 3688void
3330rxvt_term::pixel_position (int *x, int *y)
3331{
3332 *x = Pixel2Col(*x);
3333 /* MAX_IT(*x, 0); MIN_IT(*x, (int)R->TermWin.ncol - 1); */
3334 *y = Pixel2Row(*y);
3335 /* MAX_IT(*y, 0); MIN_IT(*y, (int)R->TermWin.nrow - 1); */
3336}
3337
3338/* ------------------------------------------------------------------------- */
3339#ifdef USE_XIM
3340void
3341rxvt_term::set_position (XPoint *pos) 3689rxvt_term::im_set_position (XPoint &pos) NOTHROW
3342{ 3690{
3343 XWindowAttributes xwa; 3691 XWindowAttributes xwa;
3344 3692
3345 XGetWindowAttributes (Xdisplay, TermWin.vt, &xwa); 3693 XGetWindowAttributes (dpy, vt, &xwa);
3694
3346 pos->x = Col2Pixel (screen.cur.col) + xwa.x; 3695 pos.x = xwa.x + Col2Pixel (screen.cur.col);
3347 pos->y = Height2Pixel ((screen.cur.row + 1)) + xwa.y - TermWin.lineSpace; 3696 pos.y = xwa.y + Height2Pixel (screen.cur.row) + fbase;
3348} 3697}
3349
3350#endif 3698#endif
3351/* ------------------------------------------------------------------------- */ 3699
3352 3700#if ENABLE_OVERLAY
3701void
3702rxvt_term::scr_overlay_new (int x, int y, int w, int h) NOTHROW
3703{
3704 if (nrow < 1 || ncol < 1)
3705 return;
3706
3707 want_refresh = 1;
3708
3709 scr_overlay_off ();
3710
3711 if (x < 0) x = ncol - w;
3712 if (y < 0) y = nrow - h;
3713
3714 // make space for border
3715 w += 2; min_it (w, ncol);
3716 h += 2; min_it (h, nrow);
3717
3718 x -= 1; clamp_it (x, 0, ncol - w);
3719 y -= 1; clamp_it (y, 0, nrow - h);
3720
3721 ov_x = x; ov_y = y;
3722 ov_w = w; ov_h = h;
3723
3724 ov_text = new text_t *[h];
3725 ov_rend = new rend_t *[h];
3726
3727 for (y = 0; y < h; y++)
3728 {
3729 text_t *tp = ov_text[y] = new text_t[w];
3730 rend_t *rp = ov_rend[y] = new rend_t[w];
3731
3732 text_t t0, t1, t2;
3733 rend_t r = OVERLAY_RSTYLE;
3734
3735 if (y == 0)
3736 t0 = 0x2554, t1 = 0x2550, t2 = 0x2557;
3737 else if (y < h - 1)
3738 t0 = 0x2551, t1 = 0x0020, t2 = 0x2551;
3739 else
3740 t0 = 0x255a, t1 = 0x2550, t2 = 0x255d;
3741
3742 *tp++ = t0;
3743 *rp++ = r;
3744
3745 for (x = w - 2; x > 0; --x)
3746 {
3747 *tp++ = t1;
3748 *rp++ = r;
3749 }
3750
3751 *tp = t2;
3752 *rp = r;
3753 }
3754}
3755
3756void
3757rxvt_term::scr_overlay_off () NOTHROW
3758{
3759 if (!ov_text)
3760 return;
3761
3762 want_refresh = 1;
3763
3764 for (int y = 0; y < ov_h; y++)
3765 {
3766 delete [] ov_text[y];
3767 delete [] ov_rend[y];
3768 }
3769
3770 delete [] ov_text; ov_text = 0;
3771 delete [] ov_rend; ov_rend = 0;
3772}
3773
3774void
3775rxvt_term::scr_overlay_set (int x, int y, text_t text, rend_t rend) NOTHROW
3776{
3777 if (!ov_text || x >= ov_w - 2 || y >= ov_h - 2)
3778 return;
3779
3780 x++, y++;
3781
3782 ov_text[y][x] = text;
3783 ov_rend[y][x] = rend;
3784}
3785
3786void
3787rxvt_term::scr_overlay_set (int x, int y, const char *s) NOTHROW
3788{
3789 while (*s)
3790 scr_overlay_set (x++, y, *s++);
3791}
3792
3793void
3794rxvt_term::scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW
3795{
3796 while (*s)
3797 {
3798 text_t t = *s++;
3799 int width = WCWIDTH (t);
3800
3801 while (width--)
3802 {
3803 scr_overlay_set (x++, y, t);
3804 t = NOCHAR;
3805 }
3806 }
3807}
3808
3809void
3810rxvt_term::scr_swap_overlay () NOTHROW
3811{
3812 if (!ov_text)
3813 return;
3814
3815 // swap screen mem with overlay
3816 for (int y = ov_h; y--; )
3817 {
3818 text_t *t1 = ov_text[y];
3819 rend_t *r1 = ov_rend[y];
3820
3821 text_t *t2 = ROW(y + ov_y + view_start).t + ov_x;
3822 rend_t *r2 = ROW(y + ov_y + view_start).r + ov_x;
3823
3824 for (int x = ov_w; x--; )
3825 {
3826 text_t t = *t1; *t1++ = *t2; *t2++ = t;
3827 rend_t r = *r1; *r1++ = *r2; *r2++ = SET_FONT (r, FONTSET (r)->find_font (t));
3828 }
3829 }
3830}
3831
3832#endif
3353/* ------------------------------------------------------------------------- * 3833/* ------------------------------------------------------------------------- */
3354 * DEBUG ROUTINES *
3355 * ------------------------------------------------------------------------- */
3356#if 0
3357/* INTPROTO */
3358void
3359rxvt_debug_colors(void)
3360{
3361 int color;
3362 const char *name[] = {
3363 "fg", "bg",
3364 "black", "red", "green", "yellow", "blue", "magenta", "cyan", "white"
3365 };
3366 3834
3367 fprintf(stderr, "Color ( ");
3368 if (R->rstyle & RS_RVid)
3369 fprintf(stderr, "rvid ");
3370 if (R->rstyle & RS_Bold)
3371 fprintf(stderr, "bold ");
3372 if (R->rstyle & RS_Blink)
3373 fprintf(stderr, "blink ");
3374 if (R->rstyle & RS_Uline)
3375 fprintf(stderr, "uline ");
3376 fprintf(stderr, "): ");
3377
3378 color = GET_FGCOLOR(R->rstyle);
3379#ifndef NO_BRIGHTCOLOR
3380 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3381 color -= (minBrightCOLOR - minCOLOR);
3382 fprintf(stderr, "bright ");
3383 }
3384#endif
3385 fprintf(stderr, "%s on ", name[color]);
3386
3387 color = GET_BGCOLOR(R->rstyle);
3388#ifndef NO_BRIGHTCOLOR
3389 if (color >= minBrightCOLOR && color <= maxBrightCOLOR) {
3390 color -= (minBrightCOLOR - minCOLOR);
3391 fprintf(stderr, "bright ");
3392 }
3393#endif
3394 fprintf(stderr, "%s\n", name[color]);
3395}
3396#endif

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